%------------------------------------------------------------------------------
% File     : Twee---2.4.2
% Problem  : LAT080-1 : TPTP v8.1.2. Released v2.6.0.
% Transfm  : none
% Format   : tptp:raw
% Command  : parallel-twee %s --tstp --conditional-encoding if --smaller --drop-non-horn --give-up-on-saturation --explain-encoding --formal-proof

% Computer : n013.cluster.edu
% Model    : x86_64 x86_64
% CPU      : Intel(R) Xeon(R) CPU E5-2620 v4 2.10GHz
% Memory   : 8042.1875MB
% OS       : Linux 3.10.0-693.el7.x86_64
% CPULimit : 300s
% WCLimit  : 300s
% DateTime : Thu Aug 31 06:27:21 EDT 2023

% Result   : Unsatisfiable 3.40s 0.84s
% Output   : Proof 63.73s
% Verified : 
% SZS Type : -

% Comments : 
%------------------------------------------------------------------------------
%----WARNING: Could not form TPTP format derivation
%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.00/0.12  % Problem  : LAT080-1 : TPTP v8.1.2. Released v2.6.0.
% 0.00/0.13  % Command  : parallel-twee %s --tstp --conditional-encoding if --smaller --drop-non-horn --give-up-on-saturation --explain-encoding --formal-proof
% 0.12/0.34  % Computer : n013.cluster.edu
% 0.12/0.34  % Model    : x86_64 x86_64
% 0.12/0.34  % CPU      : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.12/0.34  % Memory   : 8042.1875MB
% 0.12/0.34  % OS       : Linux 3.10.0-693.el7.x86_64
% 0.12/0.34  % CPULimit : 300
% 0.12/0.34  % WCLimit  : 300
% 0.12/0.34  % DateTime : Thu Aug 24 07:35:32 EDT 2023
% 0.12/0.34  % CPUTime  : 
% 3.40/0.84  Command-line arguments: --flip-ordering --lhs-weight 1 --depth-weight 60 --distributivity-heuristic
% 3.40/0.84  
% 3.40/0.84  % SZS status Unsatisfiable
% 3.40/0.84  
% 47.21/9.11  % SZS output start Proof
% 47.21/9.11  Axiom 1 (single_axiom): join(meet(join(meet(X, Y), meet(Y, join(X, Y))), Z), meet(join(meet(X, join(join(meet(W, Y), meet(Y, V)), Y)), meet(join(meet(Y, meet(meet(join(W, join(Y, V)), join(U, Y)), Y)), meet(T, join(Y, meet(meet(join(W, join(Y, V)), join(U, Y)), Y)))), join(X, join(join(meet(W, Y), meet(Y, V)), Y)))), join(join(meet(X, Y), meet(Y, join(X, Y))), Z))) = Y.
% 47.21/9.11  
% 47.21/9.11  Lemma 2: join(meet(join(meet(X, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), join(X, join(meet(Y, Z), meet(Z, join(Y, Z)))))), W), meet(join(meet(X, join(join(meet(V, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), U)), join(meet(Y, Z), meet(Z, join(Y, Z))))), meet(Z, join(X, join(join(meet(V, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), U)), join(meet(Y, Z), meet(Z, join(Y, Z))))))), join(join(meet(X, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), join(X, join(meet(Y, Z), meet(Z, join(Y, Z)))))), W))) = join(meet(Y, Z), meet(Z, join(Y, Z))).
% 47.21/9.11  Proof:
% 47.21/9.11    join(meet(join(meet(X, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), join(X, join(meet(Y, Z), meet(Z, join(Y, Z)))))), W), meet(join(meet(X, join(join(meet(V, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), U)), join(meet(Y, Z), meet(Z, join(Y, Z))))), meet(Z, join(X, join(join(meet(V, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), U)), join(meet(Y, Z), meet(Z, join(Y, Z))))))), join(join(meet(X, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), join(X, join(meet(Y, Z), meet(Z, join(Y, Z)))))), W)))
% 47.21/9.11  = { by axiom 1 (single_axiom) R->L }
% 47.21/9.11    join(meet(join(meet(X, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), join(X, join(meet(Y, Z), meet(Z, join(Y, Z)))))), W), meet(join(meet(X, join(join(meet(V, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), U)), join(meet(Y, Z), meet(Z, join(Y, Z))))), meet(join(meet(join(meet(Y, Z), meet(Z, join(Y, Z))), meet(meet(join(V, join(join(meet(Y, Z), meet(Z, join(Y, Z))), U)), join(T, join(meet(Y, Z), meet(Z, join(Y, Z))))), join(meet(Y, Z), meet(Z, join(Y, Z))))), meet(join(meet(Y, join(join(meet(S, Z), meet(Z, X2)), Z)), meet(join(meet(Z, meet(meet(join(S, join(Z, X2)), join(Y2, Z)), Z)), meet(Z2, join(Z, meet(meet(join(S, join(Z, X2)), join(Y2, Z)), Z)))), join(Y, join(join(meet(S, Z), meet(Z, X2)), Z)))), join(join(meet(Y, Z), meet(Z, join(Y, Z))), meet(meet(join(V, join(join(meet(Y, Z), meet(Z, join(Y, Z))), U)), join(T, join(meet(Y, Z), meet(Z, join(Y, Z))))), join(meet(Y, Z), meet(Z, join(Y, Z))))))), join(X, join(join(meet(V, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), U)), join(meet(Y, Z), meet(Z, join(Y, Z))))))), join(join(meet(X, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), join(X, join(meet(Y, Z), meet(Z, join(Y, Z)))))), W)))
% 47.21/9.11  = { by axiom 1 (single_axiom) }
% 47.21/9.12    join(meet(Y, Z), meet(Z, join(Y, Z)))
% 47.21/9.12  
% 47.21/9.12  Lemma 3: join(meet(join(meet(join(meet(X, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), join(X, join(meet(Y, Z), meet(Z, join(Y, Z)))))), join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), join(join(meet(X, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), join(X, join(meet(Y, Z), meet(Z, join(Y, Z)))))), join(meet(Y, Z), meet(Z, join(Y, Z)))))), W), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), join(join(meet(join(meet(X, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), join(X, join(meet(Y, Z), meet(Z, join(Y, Z)))))), join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), join(join(meet(X, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), join(X, join(meet(Y, Z), meet(Z, join(Y, Z)))))), join(meet(Y, Z), meet(Z, join(Y, Z)))))), W))) = join(meet(Y, Z), meet(Z, join(Y, Z))).
% 47.21/9.12  Proof:
% 47.21/9.12    join(meet(join(meet(join(meet(X, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), join(X, join(meet(Y, Z), meet(Z, join(Y, Z)))))), join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), join(join(meet(X, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), join(X, join(meet(Y, Z), meet(Z, join(Y, Z)))))), join(meet(Y, Z), meet(Z, join(Y, Z)))))), W), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), join(join(meet(join(meet(X, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), join(X, join(meet(Y, Z), meet(Z, join(Y, Z)))))), join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), join(join(meet(X, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), join(X, join(meet(Y, Z), meet(Z, join(Y, Z)))))), join(meet(Y, Z), meet(Z, join(Y, Z)))))), W)))
% 47.21/9.13  = { by lemma 2 R->L }
% 47.21/9.13    join(meet(join(meet(join(meet(X, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), join(X, join(meet(Y, Z), meet(Z, join(Y, Z)))))), join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), join(join(meet(X, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), join(X, join(meet(Y, Z), meet(Z, join(Y, Z)))))), join(meet(Y, Z), meet(Z, join(Y, Z)))))), W), meet(join(meet(join(meet(X, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), join(X, join(meet(Y, Z), meet(Z, join(Y, Z)))))), join(join(meet(V, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), U)), join(meet(Y, Z), meet(Z, join(Y, Z))))), meet(join(meet(X, join(join(meet(T, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), S)), join(meet(Y, Z), meet(Z, join(Y, Z))))), meet(Z, join(X, join(join(meet(T, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), S)), join(meet(Y, Z), meet(Z, join(Y, Z))))))), join(join(meet(X, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), join(X, join(meet(Y, Z), meet(Z, join(Y, Z)))))), join(join(meet(V, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), U)), join(meet(Y, Z), meet(Z, join(Y, Z))))))), join(join(meet(join(meet(X, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), join(X, join(meet(Y, Z), meet(Z, join(Y, Z)))))), join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), join(join(meet(X, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), join(X, join(meet(Y, Z), meet(Z, join(Y, Z)))))), join(meet(Y, Z), meet(Z, join(Y, Z)))))), W)))
% 47.21/9.14  = { by lemma 2 R->L }
% 47.21/9.14    join(meet(join(meet(join(meet(X, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), join(X, join(meet(Y, Z), meet(Z, join(Y, Z)))))), join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(join(meet(X, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), join(X, join(meet(Y, Z), meet(Z, join(Y, Z)))))), join(meet(X, join(join(meet(T, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), S)), join(meet(Y, Z), meet(Z, join(Y, Z))))), meet(Z, join(X, join(join(meet(T, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), S)), join(meet(Y, Z), meet(Z, join(Y, Z)))))))), meet(join(meet(X, join(join(meet(T, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), S)), join(meet(Y, Z), meet(Z, join(Y, Z))))), meet(Z, join(X, join(join(meet(T, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), S)), join(meet(Y, Z), meet(Z, join(Y, Z))))))), join(join(meet(X, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), join(X, join(meet(Y, Z), meet(Z, join(Y, Z)))))), join(meet(X, join(join(meet(T, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), S)), join(meet(Y, Z), meet(Z, join(Y, Z))))), meet(Z, join(X, join(join(meet(T, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), S)), join(meet(Y, Z), meet(Z, join(Y, Z)))))))))), join(join(meet(X, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), join(X, join(meet(Y, Z), meet(Z, join(Y, Z)))))), join(meet(Y, Z), meet(Z, join(Y, Z)))))), W), meet(join(meet(join(meet(X, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), join(X, join(meet(Y, Z), meet(Z, join(Y, Z)))))), join(join(meet(V, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), U)), join(meet(Y, Z), meet(Z, join(Y, Z))))), meet(join(meet(X, join(join(meet(T, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), S)), join(meet(Y, Z), meet(Z, join(Y, Z))))), meet(Z, join(X, join(join(meet(T, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), S)), join(meet(Y, Z), meet(Z, join(Y, Z))))))), join(join(meet(X, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), join(X, join(meet(Y, Z), meet(Z, join(Y, Z)))))), join(join(meet(V, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), U)), join(meet(Y, Z), meet(Z, join(Y, Z))))))), join(join(meet(join(meet(X, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), join(X, join(meet(Y, Z), meet(Z, join(Y, Z)))))), join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), join(join(meet(X, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), join(X, join(meet(Y, Z), meet(Z, join(Y, Z)))))), join(meet(Y, Z), meet(Z, join(Y, Z)))))), W)))
% 47.21/9.15  = { by lemma 2 R->L }
% 47.21/9.15    join(meet(join(meet(join(meet(X, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), join(X, join(meet(Y, Z), meet(Z, join(Y, Z)))))), join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(join(meet(X, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), join(X, join(meet(Y, Z), meet(Z, join(Y, Z)))))), join(meet(X, join(join(meet(T, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), S)), join(meet(Y, Z), meet(Z, join(Y, Z))))), meet(Z, join(X, join(join(meet(T, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), S)), join(meet(Y, Z), meet(Z, join(Y, Z)))))))), meet(join(meet(X, join(join(meet(T, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), S)), join(meet(Y, Z), meet(Z, join(Y, Z))))), meet(Z, join(X, join(join(meet(T, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), S)), join(meet(Y, Z), meet(Z, join(Y, Z))))))), join(join(meet(X, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), join(X, join(meet(Y, Z), meet(Z, join(Y, Z)))))), join(meet(X, join(join(meet(T, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), S)), join(meet(Y, Z), meet(Z, join(Y, Z))))), meet(Z, join(X, join(join(meet(T, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), S)), join(meet(Y, Z), meet(Z, join(Y, Z)))))))))), join(join(meet(X, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), join(X, join(meet(Y, Z), meet(Z, join(Y, Z)))))), join(meet(join(meet(X, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), join(X, join(meet(Y, Z), meet(Z, join(Y, Z)))))), join(meet(X, join(join(meet(T, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), S)), join(meet(Y, Z), meet(Z, join(Y, Z))))), meet(Z, join(X, join(join(meet(T, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), S)), join(meet(Y, Z), meet(Z, join(Y, Z)))))))), meet(join(meet(X, join(join(meet(T, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), S)), join(meet(Y, Z), meet(Z, join(Y, Z))))), meet(Z, join(X, join(join(meet(T, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), S)), join(meet(Y, Z), meet(Z, join(Y, Z))))))), join(join(meet(X, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), join(X, join(meet(Y, Z), meet(Z, join(Y, Z)))))), join(meet(X, join(join(meet(T, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), S)), join(meet(Y, Z), meet(Z, join(Y, Z))))), meet(Z, join(X, join(join(meet(T, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), S)), join(meet(Y, Z), meet(Z, join(Y, Z))))))))))))), W), meet(join(meet(join(meet(X, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), join(X, join(meet(Y, Z), meet(Z, join(Y, Z)))))), join(join(meet(V, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), U)), join(meet(Y, Z), meet(Z, join(Y, Z))))), meet(join(meet(X, join(join(meet(T, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), S)), join(meet(Y, Z), meet(Z, join(Y, Z))))), meet(Z, join(X, join(join(meet(T, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), S)), join(meet(Y, Z), meet(Z, join(Y, Z))))))), join(join(meet(X, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), join(X, join(meet(Y, Z), meet(Z, join(Y, Z)))))), join(join(meet(V, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), U)), join(meet(Y, Z), meet(Z, join(Y, Z))))))), join(join(meet(join(meet(X, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), join(X, join(meet(Y, Z), meet(Z, join(Y, Z)))))), join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), join(join(meet(X, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), join(X, join(meet(Y, Z), meet(Z, join(Y, Z)))))), join(meet(Y, Z), meet(Z, join(Y, Z)))))), W)))
% 47.21/9.17  = { by lemma 2 R->L }
% 47.21/9.17    join(meet(join(meet(join(meet(X, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), join(X, join(meet(Y, Z), meet(Z, join(Y, Z)))))), join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(join(meet(X, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), join(X, join(meet(Y, Z), meet(Z, join(Y, Z)))))), join(meet(X, join(join(meet(T, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), S)), join(meet(Y, Z), meet(Z, join(Y, Z))))), meet(Z, join(X, join(join(meet(T, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), S)), join(meet(Y, Z), meet(Z, join(Y, Z)))))))), meet(join(meet(X, join(join(meet(T, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), S)), join(meet(Y, Z), meet(Z, join(Y, Z))))), meet(Z, join(X, join(join(meet(T, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), S)), join(meet(Y, Z), meet(Z, join(Y, Z))))))), join(join(meet(X, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), join(X, join(meet(Y, Z), meet(Z, join(Y, Z)))))), join(meet(X, join(join(meet(T, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), S)), join(meet(Y, Z), meet(Z, join(Y, Z))))), meet(Z, join(X, join(join(meet(T, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), S)), join(meet(Y, Z), meet(Z, join(Y, Z)))))))))), join(join(meet(X, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), join(X, join(meet(Y, Z), meet(Z, join(Y, Z)))))), join(meet(join(meet(X, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), join(X, join(meet(Y, Z), meet(Z, join(Y, Z)))))), join(meet(X, join(join(meet(T, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), S)), join(meet(Y, Z), meet(Z, join(Y, Z))))), meet(Z, join(X, join(join(meet(T, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), S)), join(meet(Y, Z), meet(Z, join(Y, Z)))))))), meet(join(meet(X, join(join(meet(T, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), S)), join(meet(Y, Z), meet(Z, join(Y, Z))))), meet(Z, join(X, join(join(meet(T, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), S)), join(meet(Y, Z), meet(Z, join(Y, Z))))))), join(join(meet(X, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), join(X, join(meet(Y, Z), meet(Z, join(Y, Z)))))), join(meet(X, join(join(meet(T, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), S)), join(meet(Y, Z), meet(Z, join(Y, Z))))), meet(Z, join(X, join(join(meet(T, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), S)), join(meet(Y, Z), meet(Z, join(Y, Z))))))))))))), W), meet(join(meet(join(meet(X, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), join(X, join(meet(Y, Z), meet(Z, join(Y, Z)))))), join(join(meet(V, join(meet(join(meet(X, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), join(X, join(meet(Y, Z), meet(Z, join(Y, Z)))))), join(meet(X, join(join(meet(T, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), S)), join(meet(Y, Z), meet(Z, join(Y, Z))))), meet(Z, join(X, join(join(meet(T, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), S)), join(meet(Y, Z), meet(Z, join(Y, Z)))))))), meet(join(meet(X, join(join(meet(T, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), S)), join(meet(Y, Z), meet(Z, join(Y, Z))))), meet(Z, join(X, join(join(meet(T, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), S)), join(meet(Y, Z), meet(Z, join(Y, Z))))))), join(join(meet(X, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), join(X, join(meet(Y, Z), meet(Z, join(Y, Z)))))), join(meet(X, join(join(meet(T, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), S)), join(meet(Y, Z), meet(Z, join(Y, Z))))), meet(Z, join(X, join(join(meet(T, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), S)), join(meet(Y, Z), meet(Z, join(Y, Z))))))))))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), U)), join(meet(Y, Z), meet(Z, join(Y, Z))))), meet(join(meet(X, join(join(meet(T, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), S)), join(meet(Y, Z), meet(Z, join(Y, Z))))), meet(Z, join(X, join(join(meet(T, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), S)), join(meet(Y, Z), meet(Z, join(Y, Z))))))), join(join(meet(X, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), join(X, join(meet(Y, Z), meet(Z, join(Y, Z)))))), join(join(meet(V, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), U)), join(meet(Y, Z), meet(Z, join(Y, Z))))))), join(join(meet(join(meet(X, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), join(X, join(meet(Y, Z), meet(Z, join(Y, Z)))))), join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), join(join(meet(X, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), join(X, join(meet(Y, Z), meet(Z, join(Y, Z)))))), join(meet(Y, Z), meet(Z, join(Y, Z)))))), W)))
% 47.61/9.20  = { by lemma 2 R->L }
% 47.61/9.20    join(meet(join(meet(join(meet(X, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), join(X, join(meet(Y, Z), meet(Z, join(Y, Z)))))), join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(join(meet(X, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), join(X, join(meet(Y, Z), meet(Z, join(Y, Z)))))), join(meet(X, join(join(meet(T, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), S)), join(meet(Y, Z), meet(Z, join(Y, Z))))), meet(Z, join(X, join(join(meet(T, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), S)), join(meet(Y, Z), meet(Z, join(Y, Z)))))))), meet(join(meet(X, join(join(meet(T, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), S)), join(meet(Y, Z), meet(Z, join(Y, Z))))), meet(Z, join(X, join(join(meet(T, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), S)), join(meet(Y, Z), meet(Z, join(Y, Z))))))), join(join(meet(X, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), join(X, join(meet(Y, Z), meet(Z, join(Y, Z)))))), join(meet(X, join(join(meet(T, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), S)), join(meet(Y, Z), meet(Z, join(Y, Z))))), meet(Z, join(X, join(join(meet(T, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), S)), join(meet(Y, Z), meet(Z, join(Y, Z)))))))))), join(join(meet(X, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), join(X, join(meet(Y, Z), meet(Z, join(Y, Z)))))), join(meet(join(meet(X, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), join(X, join(meet(Y, Z), meet(Z, join(Y, Z)))))), join(meet(X, join(join(meet(T, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), S)), join(meet(Y, Z), meet(Z, join(Y, Z))))), meet(Z, join(X, join(join(meet(T, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), S)), join(meet(Y, Z), meet(Z, join(Y, Z)))))))), meet(join(meet(X, join(join(meet(T, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), S)), join(meet(Y, Z), meet(Z, join(Y, Z))))), meet(Z, join(X, join(join(meet(T, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), S)), join(meet(Y, Z), meet(Z, join(Y, Z))))))), join(join(meet(X, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), join(X, join(meet(Y, Z), meet(Z, join(Y, Z)))))), join(meet(X, join(join(meet(T, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), S)), join(meet(Y, Z), meet(Z, join(Y, Z))))), meet(Z, join(X, join(join(meet(T, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), S)), join(meet(Y, Z), meet(Z, join(Y, Z))))))))))))), W), meet(join(meet(join(meet(X, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), join(X, join(meet(Y, Z), meet(Z, join(Y, Z)))))), join(join(meet(V, join(meet(join(meet(X, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), join(X, join(meet(Y, Z), meet(Z, join(Y, Z)))))), join(meet(X, join(join(meet(T, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), S)), join(meet(Y, Z), meet(Z, join(Y, Z))))), meet(Z, join(X, join(join(meet(T, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), S)), join(meet(Y, Z), meet(Z, join(Y, Z)))))))), meet(join(meet(X, join(join(meet(T, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), S)), join(meet(Y, Z), meet(Z, join(Y, Z))))), meet(Z, join(X, join(join(meet(T, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), S)), join(meet(Y, Z), meet(Z, join(Y, Z))))))), join(join(meet(X, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), join(X, join(meet(Y, Z), meet(Z, join(Y, Z)))))), join(meet(X, join(join(meet(T, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), S)), join(meet(Y, Z), meet(Z, join(Y, Z))))), meet(Z, join(X, join(join(meet(T, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), S)), join(meet(Y, Z), meet(Z, join(Y, Z))))))))))), meet(join(meet(join(meet(X, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), join(X, join(meet(Y, Z), meet(Z, join(Y, Z)))))), join(meet(X, join(join(meet(T, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), S)), join(meet(Y, Z), meet(Z, join(Y, Z))))), meet(Z, join(X, join(join(meet(T, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), S)), join(meet(Y, Z), meet(Z, join(Y, Z)))))))), meet(join(meet(X, join(join(meet(T, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), S)), join(meet(Y, Z), meet(Z, join(Y, Z))))), meet(Z, join(X, join(join(meet(T, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), S)), join(meet(Y, Z), meet(Z, join(Y, Z))))))), join(join(meet(X, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), join(X, join(meet(Y, Z), meet(Z, join(Y, Z)))))), join(meet(X, join(join(meet(T, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), S)), join(meet(Y, Z), meet(Z, join(Y, Z))))), meet(Z, join(X, join(join(meet(T, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), S)), join(meet(Y, Z), meet(Z, join(Y, Z)))))))))), U)), join(meet(Y, Z), meet(Z, join(Y, Z))))), meet(join(meet(X, join(join(meet(T, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), S)), join(meet(Y, Z), meet(Z, join(Y, Z))))), meet(Z, join(X, join(join(meet(T, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), S)), join(meet(Y, Z), meet(Z, join(Y, Z))))))), join(join(meet(X, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), join(X, join(meet(Y, Z), meet(Z, join(Y, Z)))))), join(join(meet(V, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), U)), join(meet(Y, Z), meet(Z, join(Y, Z))))))), join(join(meet(join(meet(X, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), join(X, join(meet(Y, Z), meet(Z, join(Y, Z)))))), join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), join(join(meet(X, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), join(X, join(meet(Y, Z), meet(Z, join(Y, Z)))))), join(meet(Y, Z), meet(Z, join(Y, Z)))))), W)))
% 47.61/9.23  = { by lemma 2 R->L }
% 47.61/9.23    join(meet(join(meet(join(meet(X, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), join(X, join(meet(Y, Z), meet(Z, join(Y, Z)))))), join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(join(meet(X, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), join(X, join(meet(Y, Z), meet(Z, join(Y, Z)))))), join(meet(X, join(join(meet(T, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), S)), join(meet(Y, Z), meet(Z, join(Y, Z))))), meet(Z, join(X, join(join(meet(T, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), S)), join(meet(Y, Z), meet(Z, join(Y, Z)))))))), meet(join(meet(X, join(join(meet(T, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), S)), join(meet(Y, Z), meet(Z, join(Y, Z))))), meet(Z, join(X, join(join(meet(T, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), S)), join(meet(Y, Z), meet(Z, join(Y, Z))))))), join(join(meet(X, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), join(X, join(meet(Y, Z), meet(Z, join(Y, Z)))))), join(meet(X, join(join(meet(T, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), S)), join(meet(Y, Z), meet(Z, join(Y, Z))))), meet(Z, join(X, join(join(meet(T, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), S)), join(meet(Y, Z), meet(Z, join(Y, Z)))))))))), join(join(meet(X, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), join(X, join(meet(Y, Z), meet(Z, join(Y, Z)))))), join(meet(join(meet(X, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), join(X, join(meet(Y, Z), meet(Z, join(Y, Z)))))), join(meet(X, join(join(meet(T, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), S)), join(meet(Y, Z), meet(Z, join(Y, Z))))), meet(Z, join(X, join(join(meet(T, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), S)), join(meet(Y, Z), meet(Z, join(Y, Z)))))))), meet(join(meet(X, join(join(meet(T, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), S)), join(meet(Y, Z), meet(Z, join(Y, Z))))), meet(Z, join(X, join(join(meet(T, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), S)), join(meet(Y, Z), meet(Z, join(Y, Z))))))), join(join(meet(X, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), join(X, join(meet(Y, Z), meet(Z, join(Y, Z)))))), join(meet(X, join(join(meet(T, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), S)), join(meet(Y, Z), meet(Z, join(Y, Z))))), meet(Z, join(X, join(join(meet(T, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), S)), join(meet(Y, Z), meet(Z, join(Y, Z))))))))))))), W), meet(join(meet(join(meet(X, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), join(X, join(meet(Y, Z), meet(Z, join(Y, Z)))))), join(join(meet(V, join(meet(join(meet(X, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), join(X, join(meet(Y, Z), meet(Z, join(Y, Z)))))), join(meet(X, join(join(meet(T, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), S)), join(meet(Y, Z), meet(Z, join(Y, Z))))), meet(Z, join(X, join(join(meet(T, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), S)), join(meet(Y, Z), meet(Z, join(Y, Z)))))))), meet(join(meet(X, join(join(meet(T, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), S)), join(meet(Y, Z), meet(Z, join(Y, Z))))), meet(Z, join(X, join(join(meet(T, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), S)), join(meet(Y, Z), meet(Z, join(Y, Z))))))), join(join(meet(X, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), join(X, join(meet(Y, Z), meet(Z, join(Y, Z)))))), join(meet(X, join(join(meet(T, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), S)), join(meet(Y, Z), meet(Z, join(Y, Z))))), meet(Z, join(X, join(join(meet(T, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), S)), join(meet(Y, Z), meet(Z, join(Y, Z))))))))))), meet(join(meet(join(meet(X, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), join(X, join(meet(Y, Z), meet(Z, join(Y, Z)))))), join(meet(X, join(join(meet(T, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), S)), join(meet(Y, Z), meet(Z, join(Y, Z))))), meet(Z, join(X, join(join(meet(T, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), S)), join(meet(Y, Z), meet(Z, join(Y, Z)))))))), meet(join(meet(X, join(join(meet(T, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), S)), join(meet(Y, Z), meet(Z, join(Y, Z))))), meet(Z, join(X, join(join(meet(T, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), S)), join(meet(Y, Z), meet(Z, join(Y, Z))))))), join(join(meet(X, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), join(X, join(meet(Y, Z), meet(Z, join(Y, Z)))))), join(meet(X, join(join(meet(T, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), S)), join(meet(Y, Z), meet(Z, join(Y, Z))))), meet(Z, join(X, join(join(meet(T, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), S)), join(meet(Y, Z), meet(Z, join(Y, Z)))))))))), U)), join(meet(join(meet(X, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), join(X, join(meet(Y, Z), meet(Z, join(Y, Z)))))), join(meet(X, join(join(meet(T, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), S)), join(meet(Y, Z), meet(Z, join(Y, Z))))), meet(Z, join(X, join(join(meet(T, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), S)), join(meet(Y, Z), meet(Z, join(Y, Z)))))))), meet(join(meet(X, join(join(meet(T, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), S)), join(meet(Y, Z), meet(Z, join(Y, Z))))), meet(Z, join(X, join(join(meet(T, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), S)), join(meet(Y, Z), meet(Z, join(Y, Z))))))), join(join(meet(X, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), join(X, join(meet(Y, Z), meet(Z, join(Y, Z)))))), join(meet(X, join(join(meet(T, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), S)), join(meet(Y, Z), meet(Z, join(Y, Z))))), meet(Z, join(X, join(join(meet(T, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), S)), join(meet(Y, Z), meet(Z, join(Y, Z)))))))))))), meet(join(meet(X, join(join(meet(T, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), S)), join(meet(Y, Z), meet(Z, join(Y, Z))))), meet(Z, join(X, join(join(meet(T, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), S)), join(meet(Y, Z), meet(Z, join(Y, Z))))))), join(join(meet(X, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), join(X, join(meet(Y, Z), meet(Z, join(Y, Z)))))), join(join(meet(V, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), U)), join(meet(Y, Z), meet(Z, join(Y, Z))))))), join(join(meet(join(meet(X, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), join(X, join(meet(Y, Z), meet(Z, join(Y, Z)))))), join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), join(join(meet(X, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), join(X, join(meet(Y, Z), meet(Z, join(Y, Z)))))), join(meet(Y, Z), meet(Z, join(Y, Z)))))), W)))
% 47.61/9.26  = { by lemma 2 R->L }
% 47.61/9.27    join(meet(join(meet(join(meet(X, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), join(X, join(meet(Y, Z), meet(Z, join(Y, Z)))))), join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(join(meet(X, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), join(X, join(meet(Y, Z), meet(Z, join(Y, Z)))))), join(meet(X, join(join(meet(T, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), S)), join(meet(Y, Z), meet(Z, join(Y, Z))))), meet(Z, join(X, join(join(meet(T, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), S)), join(meet(Y, Z), meet(Z, join(Y, Z)))))))), meet(join(meet(X, join(join(meet(T, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), S)), join(meet(Y, Z), meet(Z, join(Y, Z))))), meet(Z, join(X, join(join(meet(T, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), S)), join(meet(Y, Z), meet(Z, join(Y, Z))))))), join(join(meet(X, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), join(X, join(meet(Y, Z), meet(Z, join(Y, Z)))))), join(meet(X, join(join(meet(T, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), S)), join(meet(Y, Z), meet(Z, join(Y, Z))))), meet(Z, join(X, join(join(meet(T, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), S)), join(meet(Y, Z), meet(Z, join(Y, Z)))))))))), join(join(meet(X, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), join(X, join(meet(Y, Z), meet(Z, join(Y, Z)))))), join(meet(join(meet(X, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), join(X, join(meet(Y, Z), meet(Z, join(Y, Z)))))), join(meet(X, join(join(meet(T, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), S)), join(meet(Y, Z), meet(Z, join(Y, Z))))), meet(Z, join(X, join(join(meet(T, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), S)), join(meet(Y, Z), meet(Z, join(Y, Z)))))))), meet(join(meet(X, join(join(meet(T, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), S)), join(meet(Y, Z), meet(Z, join(Y, Z))))), meet(Z, join(X, join(join(meet(T, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), S)), join(meet(Y, Z), meet(Z, join(Y, Z))))))), join(join(meet(X, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), join(X, join(meet(Y, Z), meet(Z, join(Y, Z)))))), join(meet(X, join(join(meet(T, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), S)), join(meet(Y, Z), meet(Z, join(Y, Z))))), meet(Z, join(X, join(join(meet(T, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), S)), join(meet(Y, Z), meet(Z, join(Y, Z))))))))))))), W), meet(join(meet(join(meet(X, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), join(X, join(meet(Y, Z), meet(Z, join(Y, Z)))))), join(join(meet(V, join(meet(join(meet(X, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), join(X, join(meet(Y, Z), meet(Z, join(Y, Z)))))), join(meet(X, join(join(meet(T, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), S)), join(meet(Y, Z), meet(Z, join(Y, Z))))), meet(Z, join(X, join(join(meet(T, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), S)), join(meet(Y, Z), meet(Z, join(Y, Z)))))))), meet(join(meet(X, join(join(meet(T, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), S)), join(meet(Y, Z), meet(Z, join(Y, Z))))), meet(Z, join(X, join(join(meet(T, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), S)), join(meet(Y, Z), meet(Z, join(Y, Z))))))), join(join(meet(X, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), join(X, join(meet(Y, Z), meet(Z, join(Y, Z)))))), join(meet(X, join(join(meet(T, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), S)), join(meet(Y, Z), meet(Z, join(Y, Z))))), meet(Z, join(X, join(join(meet(T, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), S)), join(meet(Y, Z), meet(Z, join(Y, Z))))))))))), meet(join(meet(join(meet(X, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), join(X, join(meet(Y, Z), meet(Z, join(Y, Z)))))), join(meet(X, join(join(meet(T, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), S)), join(meet(Y, Z), meet(Z, join(Y, Z))))), meet(Z, join(X, join(join(meet(T, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), S)), join(meet(Y, Z), meet(Z, join(Y, Z)))))))), meet(join(meet(X, join(join(meet(T, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), S)), join(meet(Y, Z), meet(Z, join(Y, Z))))), meet(Z, join(X, join(join(meet(T, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), S)), join(meet(Y, Z), meet(Z, join(Y, Z))))))), join(join(meet(X, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), join(X, join(meet(Y, Z), meet(Z, join(Y, Z)))))), join(meet(X, join(join(meet(T, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), S)), join(meet(Y, Z), meet(Z, join(Y, Z))))), meet(Z, join(X, join(join(meet(T, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), S)), join(meet(Y, Z), meet(Z, join(Y, Z)))))))))), U)), join(meet(join(meet(X, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), join(X, join(meet(Y, Z), meet(Z, join(Y, Z)))))), join(meet(X, join(join(meet(T, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), S)), join(meet(Y, Z), meet(Z, join(Y, Z))))), meet(Z, join(X, join(join(meet(T, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), S)), join(meet(Y, Z), meet(Z, join(Y, Z)))))))), meet(join(meet(X, join(join(meet(T, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), S)), join(meet(Y, Z), meet(Z, join(Y, Z))))), meet(Z, join(X, join(join(meet(T, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), S)), join(meet(Y, Z), meet(Z, join(Y, Z))))))), join(join(meet(X, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), join(X, join(meet(Y, Z), meet(Z, join(Y, Z)))))), join(meet(X, join(join(meet(T, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), S)), join(meet(Y, Z), meet(Z, join(Y, Z))))), meet(Z, join(X, join(join(meet(T, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), S)), join(meet(Y, Z), meet(Z, join(Y, Z)))))))))))), meet(join(meet(X, join(join(meet(T, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), S)), join(meet(Y, Z), meet(Z, join(Y, Z))))), meet(Z, join(X, join(join(meet(T, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), S)), join(meet(Y, Z), meet(Z, join(Y, Z))))))), join(join(meet(X, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), join(X, join(meet(Y, Z), meet(Z, join(Y, Z)))))), join(join(meet(V, join(meet(join(meet(X, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), join(X, join(meet(Y, Z), meet(Z, join(Y, Z)))))), join(meet(X, join(join(meet(T, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), S)), join(meet(Y, Z), meet(Z, join(Y, Z))))), meet(Z, join(X, join(join(meet(T, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), S)), join(meet(Y, Z), meet(Z, join(Y, Z)))))))), meet(join(meet(X, join(join(meet(T, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), S)), join(meet(Y, Z), meet(Z, join(Y, Z))))), meet(Z, join(X, join(join(meet(T, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), S)), join(meet(Y, Z), meet(Z, join(Y, Z))))))), join(join(meet(X, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), join(X, join(meet(Y, Z), meet(Z, join(Y, Z)))))), join(meet(X, join(join(meet(T, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), S)), join(meet(Y, Z), meet(Z, join(Y, Z))))), meet(Z, join(X, join(join(meet(T, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), S)), join(meet(Y, Z), meet(Z, join(Y, Z))))))))))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), U)), join(meet(Y, Z), meet(Z, join(Y, Z))))))), join(join(meet(join(meet(X, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), join(X, join(meet(Y, Z), meet(Z, join(Y, Z)))))), join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), join(join(meet(X, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), join(X, join(meet(Y, Z), meet(Z, join(Y, Z)))))), join(meet(Y, Z), meet(Z, join(Y, Z)))))), W)))
% 48.21/9.30  = { by lemma 2 R->L }
% 48.21/9.31    join(meet(join(meet(join(meet(X, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), join(X, join(meet(Y, Z), meet(Z, join(Y, Z)))))), join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(join(meet(X, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), join(X, join(meet(Y, Z), meet(Z, join(Y, Z)))))), join(meet(X, join(join(meet(T, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), S)), join(meet(Y, Z), meet(Z, join(Y, Z))))), meet(Z, join(X, join(join(meet(T, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), S)), join(meet(Y, Z), meet(Z, join(Y, Z)))))))), meet(join(meet(X, join(join(meet(T, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), S)), join(meet(Y, Z), meet(Z, join(Y, Z))))), meet(Z, join(X, join(join(meet(T, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), S)), join(meet(Y, Z), meet(Z, join(Y, Z))))))), join(join(meet(X, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), join(X, join(meet(Y, Z), meet(Z, join(Y, Z)))))), join(meet(X, join(join(meet(T, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), S)), join(meet(Y, Z), meet(Z, join(Y, Z))))), meet(Z, join(X, join(join(meet(T, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), S)), join(meet(Y, Z), meet(Z, join(Y, Z)))))))))), join(join(meet(X, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), join(X, join(meet(Y, Z), meet(Z, join(Y, Z)))))), join(meet(join(meet(X, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), join(X, join(meet(Y, Z), meet(Z, join(Y, Z)))))), join(meet(X, join(join(meet(T, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), S)), join(meet(Y, Z), meet(Z, join(Y, Z))))), meet(Z, join(X, join(join(meet(T, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), S)), join(meet(Y, Z), meet(Z, join(Y, Z)))))))), meet(join(meet(X, join(join(meet(T, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), S)), join(meet(Y, Z), meet(Z, join(Y, Z))))), meet(Z, join(X, join(join(meet(T, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), S)), join(meet(Y, Z), meet(Z, join(Y, Z))))))), join(join(meet(X, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), join(X, join(meet(Y, Z), meet(Z, join(Y, Z)))))), join(meet(X, join(join(meet(T, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), S)), join(meet(Y, Z), meet(Z, join(Y, Z))))), meet(Z, join(X, join(join(meet(T, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), S)), join(meet(Y, Z), meet(Z, join(Y, Z))))))))))))), W), meet(join(meet(join(meet(X, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), join(X, join(meet(Y, Z), meet(Z, join(Y, Z)))))), join(join(meet(V, join(meet(join(meet(X, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), join(X, join(meet(Y, Z), meet(Z, join(Y, Z)))))), join(meet(X, join(join(meet(T, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), S)), join(meet(Y, Z), meet(Z, join(Y, Z))))), meet(Z, join(X, join(join(meet(T, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), S)), join(meet(Y, Z), meet(Z, join(Y, Z)))))))), meet(join(meet(X, join(join(meet(T, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), S)), join(meet(Y, Z), meet(Z, join(Y, Z))))), meet(Z, join(X, join(join(meet(T, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), S)), join(meet(Y, Z), meet(Z, join(Y, Z))))))), join(join(meet(X, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), join(X, join(meet(Y, Z), meet(Z, join(Y, Z)))))), join(meet(X, join(join(meet(T, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), S)), join(meet(Y, Z), meet(Z, join(Y, Z))))), meet(Z, join(X, join(join(meet(T, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), S)), join(meet(Y, Z), meet(Z, join(Y, Z))))))))))), meet(join(meet(join(meet(X, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), join(X, join(meet(Y, Z), meet(Z, join(Y, Z)))))), join(meet(X, join(join(meet(T, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), S)), join(meet(Y, Z), meet(Z, join(Y, Z))))), meet(Z, join(X, join(join(meet(T, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), S)), join(meet(Y, Z), meet(Z, join(Y, Z)))))))), meet(join(meet(X, join(join(meet(T, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), S)), join(meet(Y, Z), meet(Z, join(Y, Z))))), meet(Z, join(X, join(join(meet(T, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), S)), join(meet(Y, Z), meet(Z, join(Y, Z))))))), join(join(meet(X, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), join(X, join(meet(Y, Z), meet(Z, join(Y, Z)))))), join(meet(X, join(join(meet(T, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), S)), join(meet(Y, Z), meet(Z, join(Y, Z))))), meet(Z, join(X, join(join(meet(T, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), S)), join(meet(Y, Z), meet(Z, join(Y, Z)))))))))), U)), join(meet(join(meet(X, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), join(X, join(meet(Y, Z), meet(Z, join(Y, Z)))))), join(meet(X, join(join(meet(T, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), S)), join(meet(Y, Z), meet(Z, join(Y, Z))))), meet(Z, join(X, join(join(meet(T, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), S)), join(meet(Y, Z), meet(Z, join(Y, Z)))))))), meet(join(meet(X, join(join(meet(T, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), S)), join(meet(Y, Z), meet(Z, join(Y, Z))))), meet(Z, join(X, join(join(meet(T, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), S)), join(meet(Y, Z), meet(Z, join(Y, Z))))))), join(join(meet(X, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), join(X, join(meet(Y, Z), meet(Z, join(Y, Z)))))), join(meet(X, join(join(meet(T, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), S)), join(meet(Y, Z), meet(Z, join(Y, Z))))), meet(Z, join(X, join(join(meet(T, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), S)), join(meet(Y, Z), meet(Z, join(Y, Z)))))))))))), meet(join(meet(X, join(join(meet(T, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), S)), join(meet(Y, Z), meet(Z, join(Y, Z))))), meet(Z, join(X, join(join(meet(T, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), S)), join(meet(Y, Z), meet(Z, join(Y, Z))))))), join(join(meet(X, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), join(X, join(meet(Y, Z), meet(Z, join(Y, Z)))))), join(join(meet(V, join(meet(join(meet(X, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), join(X, join(meet(Y, Z), meet(Z, join(Y, Z)))))), join(meet(X, join(join(meet(T, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), S)), join(meet(Y, Z), meet(Z, join(Y, Z))))), meet(Z, join(X, join(join(meet(T, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), S)), join(meet(Y, Z), meet(Z, join(Y, Z)))))))), meet(join(meet(X, join(join(meet(T, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), S)), join(meet(Y, Z), meet(Z, join(Y, Z))))), meet(Z, join(X, join(join(meet(T, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), S)), join(meet(Y, Z), meet(Z, join(Y, Z))))))), join(join(meet(X, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), join(X, join(meet(Y, Z), meet(Z, join(Y, Z)))))), join(meet(X, join(join(meet(T, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), S)), join(meet(Y, Z), meet(Z, join(Y, Z))))), meet(Z, join(X, join(join(meet(T, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), S)), join(meet(Y, Z), meet(Z, join(Y, Z))))))))))), meet(join(meet(join(meet(X, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), join(X, join(meet(Y, Z), meet(Z, join(Y, Z)))))), join(meet(X, join(join(meet(T, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), S)), join(meet(Y, Z), meet(Z, join(Y, Z))))), meet(Z, join(X, join(join(meet(T, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), S)), join(meet(Y, Z), meet(Z, join(Y, Z)))))))), meet(join(meet(X, join(join(meet(T, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), S)), join(meet(Y, Z), meet(Z, join(Y, Z))))), meet(Z, join(X, join(join(meet(T, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), S)), join(meet(Y, Z), meet(Z, join(Y, Z))))))), join(join(meet(X, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), join(X, join(meet(Y, Z), meet(Z, join(Y, Z)))))), join(meet(X, join(join(meet(T, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), S)), join(meet(Y, Z), meet(Z, join(Y, Z))))), meet(Z, join(X, join(join(meet(T, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), S)), join(meet(Y, Z), meet(Z, join(Y, Z)))))))))), U)), join(meet(Y, Z), meet(Z, join(Y, Z))))))), join(join(meet(join(meet(X, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), join(X, join(meet(Y, Z), meet(Z, join(Y, Z)))))), join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), join(join(meet(X, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), join(X, join(meet(Y, Z), meet(Z, join(Y, Z)))))), join(meet(Y, Z), meet(Z, join(Y, Z)))))), W)))
% 48.30/9.35  = { by lemma 2 R->L }
% 48.30/9.36    join(meet(join(meet(join(meet(X, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), join(X, join(meet(Y, Z), meet(Z, join(Y, Z)))))), join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(join(meet(X, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), join(X, join(meet(Y, Z), meet(Z, join(Y, Z)))))), join(meet(X, join(join(meet(T, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), S)), join(meet(Y, Z), meet(Z, join(Y, Z))))), meet(Z, join(X, join(join(meet(T, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), S)), join(meet(Y, Z), meet(Z, join(Y, Z)))))))), meet(join(meet(X, join(join(meet(T, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), S)), join(meet(Y, Z), meet(Z, join(Y, Z))))), meet(Z, join(X, join(join(meet(T, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), S)), join(meet(Y, Z), meet(Z, join(Y, Z))))))), join(join(meet(X, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), join(X, join(meet(Y, Z), meet(Z, join(Y, Z)))))), join(meet(X, join(join(meet(T, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), S)), join(meet(Y, Z), meet(Z, join(Y, Z))))), meet(Z, join(X, join(join(meet(T, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), S)), join(meet(Y, Z), meet(Z, join(Y, Z)))))))))), join(join(meet(X, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), join(X, join(meet(Y, Z), meet(Z, join(Y, Z)))))), join(meet(join(meet(X, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), join(X, join(meet(Y, Z), meet(Z, join(Y, Z)))))), join(meet(X, join(join(meet(T, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), S)), join(meet(Y, Z), meet(Z, join(Y, Z))))), meet(Z, join(X, join(join(meet(T, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), S)), join(meet(Y, Z), meet(Z, join(Y, Z)))))))), meet(join(meet(X, join(join(meet(T, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), S)), join(meet(Y, Z), meet(Z, join(Y, Z))))), meet(Z, join(X, join(join(meet(T, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), S)), join(meet(Y, Z), meet(Z, join(Y, Z))))))), join(join(meet(X, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), join(X, join(meet(Y, Z), meet(Z, join(Y, Z)))))), join(meet(X, join(join(meet(T, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), S)), join(meet(Y, Z), meet(Z, join(Y, Z))))), meet(Z, join(X, join(join(meet(T, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), S)), join(meet(Y, Z), meet(Z, join(Y, Z))))))))))))), W), meet(join(meet(join(meet(X, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), join(X, join(meet(Y, Z), meet(Z, join(Y, Z)))))), join(join(meet(V, join(meet(join(meet(X, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), join(X, join(meet(Y, Z), meet(Z, join(Y, Z)))))), join(meet(X, join(join(meet(T, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), S)), join(meet(Y, Z), meet(Z, join(Y, Z))))), meet(Z, join(X, join(join(meet(T, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), S)), join(meet(Y, Z), meet(Z, join(Y, Z)))))))), meet(join(meet(X, join(join(meet(T, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), S)), join(meet(Y, Z), meet(Z, join(Y, Z))))), meet(Z, join(X, join(join(meet(T, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), S)), join(meet(Y, Z), meet(Z, join(Y, Z))))))), join(join(meet(X, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), join(X, join(meet(Y, Z), meet(Z, join(Y, Z)))))), join(meet(X, join(join(meet(T, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), S)), join(meet(Y, Z), meet(Z, join(Y, Z))))), meet(Z, join(X, join(join(meet(T, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), S)), join(meet(Y, Z), meet(Z, join(Y, Z))))))))))), meet(join(meet(join(meet(X, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), join(X, join(meet(Y, Z), meet(Z, join(Y, Z)))))), join(meet(X, join(join(meet(T, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), S)), join(meet(Y, Z), meet(Z, join(Y, Z))))), meet(Z, join(X, join(join(meet(T, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), S)), join(meet(Y, Z), meet(Z, join(Y, Z)))))))), meet(join(meet(X, join(join(meet(T, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), S)), join(meet(Y, Z), meet(Z, join(Y, Z))))), meet(Z, join(X, join(join(meet(T, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), S)), join(meet(Y, Z), meet(Z, join(Y, Z))))))), join(join(meet(X, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), join(X, join(meet(Y, Z), meet(Z, join(Y, Z)))))), join(meet(X, join(join(meet(T, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), S)), join(meet(Y, Z), meet(Z, join(Y, Z))))), meet(Z, join(X, join(join(meet(T, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), S)), join(meet(Y, Z), meet(Z, join(Y, Z)))))))))), U)), join(meet(join(meet(X, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), join(X, join(meet(Y, Z), meet(Z, join(Y, Z)))))), join(meet(X, join(join(meet(T, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), S)), join(meet(Y, Z), meet(Z, join(Y, Z))))), meet(Z, join(X, join(join(meet(T, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), S)), join(meet(Y, Z), meet(Z, join(Y, Z)))))))), meet(join(meet(X, join(join(meet(T, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), S)), join(meet(Y, Z), meet(Z, join(Y, Z))))), meet(Z, join(X, join(join(meet(T, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), S)), join(meet(Y, Z), meet(Z, join(Y, Z))))))), join(join(meet(X, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), join(X, join(meet(Y, Z), meet(Z, join(Y, Z)))))), join(meet(X, join(join(meet(T, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), S)), join(meet(Y, Z), meet(Z, join(Y, Z))))), meet(Z, join(X, join(join(meet(T, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), S)), join(meet(Y, Z), meet(Z, join(Y, Z)))))))))))), meet(join(meet(X, join(join(meet(T, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), S)), join(meet(Y, Z), meet(Z, join(Y, Z))))), meet(Z, join(X, join(join(meet(T, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), S)), join(meet(Y, Z), meet(Z, join(Y, Z))))))), join(join(meet(X, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), join(X, join(meet(Y, Z), meet(Z, join(Y, Z)))))), join(join(meet(V, join(meet(join(meet(X, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), join(X, join(meet(Y, Z), meet(Z, join(Y, Z)))))), join(meet(X, join(join(meet(T, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), S)), join(meet(Y, Z), meet(Z, join(Y, Z))))), meet(Z, join(X, join(join(meet(T, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), S)), join(meet(Y, Z), meet(Z, join(Y, Z)))))))), meet(join(meet(X, join(join(meet(T, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), S)), join(meet(Y, Z), meet(Z, join(Y, Z))))), meet(Z, join(X, join(join(meet(T, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), S)), join(meet(Y, Z), meet(Z, join(Y, Z))))))), join(join(meet(X, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), join(X, join(meet(Y, Z), meet(Z, join(Y, Z)))))), join(meet(X, join(join(meet(T, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), S)), join(meet(Y, Z), meet(Z, join(Y, Z))))), meet(Z, join(X, join(join(meet(T, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), S)), join(meet(Y, Z), meet(Z, join(Y, Z))))))))))), meet(join(meet(join(meet(X, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), join(X, join(meet(Y, Z), meet(Z, join(Y, Z)))))), join(meet(X, join(join(meet(T, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), S)), join(meet(Y, Z), meet(Z, join(Y, Z))))), meet(Z, join(X, join(join(meet(T, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), S)), join(meet(Y, Z), meet(Z, join(Y, Z)))))))), meet(join(meet(X, join(join(meet(T, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), S)), join(meet(Y, Z), meet(Z, join(Y, Z))))), meet(Z, join(X, join(join(meet(T, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), S)), join(meet(Y, Z), meet(Z, join(Y, Z))))))), join(join(meet(X, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), join(X, join(meet(Y, Z), meet(Z, join(Y, Z)))))), join(meet(X, join(join(meet(T, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), S)), join(meet(Y, Z), meet(Z, join(Y, Z))))), meet(Z, join(X, join(join(meet(T, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), S)), join(meet(Y, Z), meet(Z, join(Y, Z)))))))))), U)), join(meet(join(meet(X, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), join(X, join(meet(Y, Z), meet(Z, join(Y, Z)))))), join(meet(X, join(join(meet(T, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), S)), join(meet(Y, Z), meet(Z, join(Y, Z))))), meet(Z, join(X, join(join(meet(T, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), S)), join(meet(Y, Z), meet(Z, join(Y, Z)))))))), meet(join(meet(X, join(join(meet(T, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), S)), join(meet(Y, Z), meet(Z, join(Y, Z))))), meet(Z, join(X, join(join(meet(T, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), S)), join(meet(Y, Z), meet(Z, join(Y, Z))))))), join(join(meet(X, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), join(X, join(meet(Y, Z), meet(Z, join(Y, Z)))))), join(meet(X, join(join(meet(T, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), S)), join(meet(Y, Z), meet(Z, join(Y, Z))))), meet(Z, join(X, join(join(meet(T, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), S)), join(meet(Y, Z), meet(Z, join(Y, Z)))))))))))))), join(join(meet(join(meet(X, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), join(X, join(meet(Y, Z), meet(Z, join(Y, Z)))))), join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), join(join(meet(X, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), join(X, join(meet(Y, Z), meet(Z, join(Y, Z)))))), join(meet(Y, Z), meet(Z, join(Y, Z)))))), W)))
% 48.30/9.37  = { by lemma 2 R->L }
% 48.30/9.38    join(meet(join(meet(join(meet(X, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), join(X, join(meet(Y, Z), meet(Z, join(Y, Z)))))), join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(join(meet(X, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), join(X, join(meet(Y, Z), meet(Z, join(Y, Z)))))), join(meet(X, join(join(meet(T, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), S)), join(meet(Y, Z), meet(Z, join(Y, Z))))), meet(Z, join(X, join(join(meet(T, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), S)), join(meet(Y, Z), meet(Z, join(Y, Z)))))))), meet(join(meet(X, join(join(meet(T, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), S)), join(meet(Y, Z), meet(Z, join(Y, Z))))), meet(Z, join(X, join(join(meet(T, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), S)), join(meet(Y, Z), meet(Z, join(Y, Z))))))), join(join(meet(X, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), join(X, join(meet(Y, Z), meet(Z, join(Y, Z)))))), join(meet(X, join(join(meet(T, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), S)), join(meet(Y, Z), meet(Z, join(Y, Z))))), meet(Z, join(X, join(join(meet(T, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), S)), join(meet(Y, Z), meet(Z, join(Y, Z)))))))))), join(join(meet(X, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), join(X, join(meet(Y, Z), meet(Z, join(Y, Z)))))), join(meet(join(meet(X, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), join(X, join(meet(Y, Z), meet(Z, join(Y, Z)))))), join(meet(X, join(join(meet(T, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), S)), join(meet(Y, Z), meet(Z, join(Y, Z))))), meet(Z, join(X, join(join(meet(T, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), S)), join(meet(Y, Z), meet(Z, join(Y, Z)))))))), meet(join(meet(X, join(join(meet(T, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), S)), join(meet(Y, Z), meet(Z, join(Y, Z))))), meet(Z, join(X, join(join(meet(T, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), S)), join(meet(Y, Z), meet(Z, join(Y, Z))))))), join(join(meet(X, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), join(X, join(meet(Y, Z), meet(Z, join(Y, Z)))))), join(meet(X, join(join(meet(T, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), S)), join(meet(Y, Z), meet(Z, join(Y, Z))))), meet(Z, join(X, join(join(meet(T, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), S)), join(meet(Y, Z), meet(Z, join(Y, Z))))))))))))), W), meet(join(meet(join(meet(X, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), join(X, join(meet(Y, Z), meet(Z, join(Y, Z)))))), join(join(meet(V, join(meet(join(meet(X, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), join(X, join(meet(Y, Z), meet(Z, join(Y, Z)))))), join(meet(X, join(join(meet(T, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), S)), join(meet(Y, Z), meet(Z, join(Y, Z))))), meet(Z, join(X, join(join(meet(T, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), S)), join(meet(Y, Z), meet(Z, join(Y, Z)))))))), meet(join(meet(X, join(join(meet(T, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), S)), join(meet(Y, Z), meet(Z, join(Y, Z))))), meet(Z, join(X, join(join(meet(T, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), S)), join(meet(Y, Z), meet(Z, join(Y, Z))))))), join(join(meet(X, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), join(X, join(meet(Y, Z), meet(Z, join(Y, Z)))))), join(meet(X, join(join(meet(T, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), S)), join(meet(Y, Z), meet(Z, join(Y, Z))))), meet(Z, join(X, join(join(meet(T, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), S)), join(meet(Y, Z), meet(Z, join(Y, Z))))))))))), meet(join(meet(join(meet(X, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), join(X, join(meet(Y, Z), meet(Z, join(Y, Z)))))), join(meet(X, join(join(meet(T, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), S)), join(meet(Y, Z), meet(Z, join(Y, Z))))), meet(Z, join(X, join(join(meet(T, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), S)), join(meet(Y, Z), meet(Z, join(Y, Z)))))))), meet(join(meet(X, join(join(meet(T, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), S)), join(meet(Y, Z), meet(Z, join(Y, Z))))), meet(Z, join(X, join(join(meet(T, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), S)), join(meet(Y, Z), meet(Z, join(Y, Z))))))), join(join(meet(X, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), join(X, join(meet(Y, Z), meet(Z, join(Y, Z)))))), join(meet(X, join(join(meet(T, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), S)), join(meet(Y, Z), meet(Z, join(Y, Z))))), meet(Z, join(X, join(join(meet(T, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), S)), join(meet(Y, Z), meet(Z, join(Y, Z)))))))))), U)), join(meet(join(meet(X, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), join(X, join(meet(Y, Z), meet(Z, join(Y, Z)))))), join(meet(X, join(join(meet(T, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), S)), join(meet(Y, Z), meet(Z, join(Y, Z))))), meet(Z, join(X, join(join(meet(T, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), S)), join(meet(Y, Z), meet(Z, join(Y, Z)))))))), meet(join(meet(X, join(join(meet(T, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), S)), join(meet(Y, Z), meet(Z, join(Y, Z))))), meet(Z, join(X, join(join(meet(T, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), S)), join(meet(Y, Z), meet(Z, join(Y, Z))))))), join(join(meet(X, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), join(X, join(meet(Y, Z), meet(Z, join(Y, Z)))))), join(meet(X, join(join(meet(T, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), S)), join(meet(Y, Z), meet(Z, join(Y, Z))))), meet(Z, join(X, join(join(meet(T, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), S)), join(meet(Y, Z), meet(Z, join(Y, Z)))))))))))), meet(join(meet(X, join(join(meet(T, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), S)), join(meet(Y, Z), meet(Z, join(Y, Z))))), meet(Z, join(X, join(join(meet(T, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), S)), join(meet(Y, Z), meet(Z, join(Y, Z))))))), join(join(meet(X, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), join(X, join(meet(Y, Z), meet(Z, join(Y, Z)))))), join(join(meet(V, join(meet(join(meet(X, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), join(X, join(meet(Y, Z), meet(Z, join(Y, Z)))))), join(meet(X, join(join(meet(T, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), S)), join(meet(Y, Z), meet(Z, join(Y, Z))))), meet(Z, join(X, join(join(meet(T, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), S)), join(meet(Y, Z), meet(Z, join(Y, Z)))))))), meet(join(meet(X, join(join(meet(T, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), S)), join(meet(Y, Z), meet(Z, join(Y, Z))))), meet(Z, join(X, join(join(meet(T, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), S)), join(meet(Y, Z), meet(Z, join(Y, Z))))))), join(join(meet(X, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), join(X, join(meet(Y, Z), meet(Z, join(Y, Z)))))), join(meet(X, join(join(meet(T, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), S)), join(meet(Y, Z), meet(Z, join(Y, Z))))), meet(Z, join(X, join(join(meet(T, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), S)), join(meet(Y, Z), meet(Z, join(Y, Z))))))))))), meet(join(meet(join(meet(X, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), join(X, join(meet(Y, Z), meet(Z, join(Y, Z)))))), join(meet(X, join(join(meet(T, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), S)), join(meet(Y, Z), meet(Z, join(Y, Z))))), meet(Z, join(X, join(join(meet(T, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), S)), join(meet(Y, Z), meet(Z, join(Y, Z)))))))), meet(join(meet(X, join(join(meet(T, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), S)), join(meet(Y, Z), meet(Z, join(Y, Z))))), meet(Z, join(X, join(join(meet(T, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), S)), join(meet(Y, Z), meet(Z, join(Y, Z))))))), join(join(meet(X, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), join(X, join(meet(Y, Z), meet(Z, join(Y, Z)))))), join(meet(X, join(join(meet(T, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), S)), join(meet(Y, Z), meet(Z, join(Y, Z))))), meet(Z, join(X, join(join(meet(T, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), S)), join(meet(Y, Z), meet(Z, join(Y, Z)))))))))), U)), join(meet(join(meet(X, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), join(X, join(meet(Y, Z), meet(Z, join(Y, Z)))))), join(meet(X, join(join(meet(T, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), S)), join(meet(Y, Z), meet(Z, join(Y, Z))))), meet(Z, join(X, join(join(meet(T, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), S)), join(meet(Y, Z), meet(Z, join(Y, Z)))))))), meet(join(meet(X, join(join(meet(T, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), S)), join(meet(Y, Z), meet(Z, join(Y, Z))))), meet(Z, join(X, join(join(meet(T, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), S)), join(meet(Y, Z), meet(Z, join(Y, Z))))))), join(join(meet(X, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), join(X, join(meet(Y, Z), meet(Z, join(Y, Z)))))), join(meet(X, join(join(meet(T, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), S)), join(meet(Y, Z), meet(Z, join(Y, Z))))), meet(Z, join(X, join(join(meet(T, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), S)), join(meet(Y, Z), meet(Z, join(Y, Z)))))))))))))), join(join(meet(join(meet(X, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), join(X, join(meet(Y, Z), meet(Z, join(Y, Z)))))), join(meet(join(meet(X, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), join(X, join(meet(Y, Z), meet(Z, join(Y, Z)))))), join(meet(X, join(join(meet(T, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), S)), join(meet(Y, Z), meet(Z, join(Y, Z))))), meet(Z, join(X, join(join(meet(T, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), S)), join(meet(Y, Z), meet(Z, join(Y, Z)))))))), meet(join(meet(X, join(join(meet(T, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), S)), join(meet(Y, Z), meet(Z, join(Y, Z))))), meet(Z, join(X, join(join(meet(T, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), S)), join(meet(Y, Z), meet(Z, join(Y, Z))))))), join(join(meet(X, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), join(X, join(meet(Y, Z), meet(Z, join(Y, Z)))))), join(meet(X, join(join(meet(T, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), S)), join(meet(Y, Z), meet(Z, join(Y, Z))))), meet(Z, join(X, join(join(meet(T, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), S)), join(meet(Y, Z), meet(Z, join(Y, Z))))))))))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), join(join(meet(X, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), join(X, join(meet(Y, Z), meet(Z, join(Y, Z)))))), join(meet(Y, Z), meet(Z, join(Y, Z)))))), W)))
% 48.30/9.39  = { by lemma 2 R->L }
% 48.30/9.40    join(meet(join(meet(join(meet(X, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), join(X, join(meet(Y, Z), meet(Z, join(Y, Z)))))), join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(join(meet(X, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), join(X, join(meet(Y, Z), meet(Z, join(Y, Z)))))), join(meet(X, join(join(meet(T, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), S)), join(meet(Y, Z), meet(Z, join(Y, Z))))), meet(Z, join(X, join(join(meet(T, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), S)), join(meet(Y, Z), meet(Z, join(Y, Z)))))))), meet(join(meet(X, join(join(meet(T, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), S)), join(meet(Y, Z), meet(Z, join(Y, Z))))), meet(Z, join(X, join(join(meet(T, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), S)), join(meet(Y, Z), meet(Z, join(Y, Z))))))), join(join(meet(X, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), join(X, join(meet(Y, Z), meet(Z, join(Y, Z)))))), join(meet(X, join(join(meet(T, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), S)), join(meet(Y, Z), meet(Z, join(Y, Z))))), meet(Z, join(X, join(join(meet(T, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), S)), join(meet(Y, Z), meet(Z, join(Y, Z)))))))))), join(join(meet(X, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), join(X, join(meet(Y, Z), meet(Z, join(Y, Z)))))), join(meet(join(meet(X, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), join(X, join(meet(Y, Z), meet(Z, join(Y, Z)))))), join(meet(X, join(join(meet(T, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), S)), join(meet(Y, Z), meet(Z, join(Y, Z))))), meet(Z, join(X, join(join(meet(T, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), S)), join(meet(Y, Z), meet(Z, join(Y, Z)))))))), meet(join(meet(X, join(join(meet(T, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), S)), join(meet(Y, Z), meet(Z, join(Y, Z))))), meet(Z, join(X, join(join(meet(T, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), S)), join(meet(Y, Z), meet(Z, join(Y, Z))))))), join(join(meet(X, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), join(X, join(meet(Y, Z), meet(Z, join(Y, Z)))))), join(meet(X, join(join(meet(T, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), S)), join(meet(Y, Z), meet(Z, join(Y, Z))))), meet(Z, join(X, join(join(meet(T, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), S)), join(meet(Y, Z), meet(Z, join(Y, Z))))))))))))), W), meet(join(meet(join(meet(X, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), join(X, join(meet(Y, Z), meet(Z, join(Y, Z)))))), join(join(meet(V, join(meet(join(meet(X, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), join(X, join(meet(Y, Z), meet(Z, join(Y, Z)))))), join(meet(X, join(join(meet(T, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), S)), join(meet(Y, Z), meet(Z, join(Y, Z))))), meet(Z, join(X, join(join(meet(T, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), S)), join(meet(Y, Z), meet(Z, join(Y, Z)))))))), meet(join(meet(X, join(join(meet(T, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), S)), join(meet(Y, Z), meet(Z, join(Y, Z))))), meet(Z, join(X, join(join(meet(T, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), S)), join(meet(Y, Z), meet(Z, join(Y, Z))))))), join(join(meet(X, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), join(X, join(meet(Y, Z), meet(Z, join(Y, Z)))))), join(meet(X, join(join(meet(T, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), S)), join(meet(Y, Z), meet(Z, join(Y, Z))))), meet(Z, join(X, join(join(meet(T, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), S)), join(meet(Y, Z), meet(Z, join(Y, Z))))))))))), meet(join(meet(join(meet(X, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), join(X, join(meet(Y, Z), meet(Z, join(Y, Z)))))), join(meet(X, join(join(meet(T, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), S)), join(meet(Y, Z), meet(Z, join(Y, Z))))), meet(Z, join(X, join(join(meet(T, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), S)), join(meet(Y, Z), meet(Z, join(Y, Z)))))))), meet(join(meet(X, join(join(meet(T, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), S)), join(meet(Y, Z), meet(Z, join(Y, Z))))), meet(Z, join(X, join(join(meet(T, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), S)), join(meet(Y, Z), meet(Z, join(Y, Z))))))), join(join(meet(X, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), join(X, join(meet(Y, Z), meet(Z, join(Y, Z)))))), join(meet(X, join(join(meet(T, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), S)), join(meet(Y, Z), meet(Z, join(Y, Z))))), meet(Z, join(X, join(join(meet(T, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), S)), join(meet(Y, Z), meet(Z, join(Y, Z)))))))))), U)), join(meet(join(meet(X, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), join(X, join(meet(Y, Z), meet(Z, join(Y, Z)))))), join(meet(X, join(join(meet(T, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), S)), join(meet(Y, Z), meet(Z, join(Y, Z))))), meet(Z, join(X, join(join(meet(T, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), S)), join(meet(Y, Z), meet(Z, join(Y, Z)))))))), meet(join(meet(X, join(join(meet(T, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), S)), join(meet(Y, Z), meet(Z, join(Y, Z))))), meet(Z, join(X, join(join(meet(T, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), S)), join(meet(Y, Z), meet(Z, join(Y, Z))))))), join(join(meet(X, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), join(X, join(meet(Y, Z), meet(Z, join(Y, Z)))))), join(meet(X, join(join(meet(T, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), S)), join(meet(Y, Z), meet(Z, join(Y, Z))))), meet(Z, join(X, join(join(meet(T, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), S)), join(meet(Y, Z), meet(Z, join(Y, Z)))))))))))), meet(join(meet(X, join(join(meet(T, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), S)), join(meet(Y, Z), meet(Z, join(Y, Z))))), meet(Z, join(X, join(join(meet(T, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), S)), join(meet(Y, Z), meet(Z, join(Y, Z))))))), join(join(meet(X, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), join(X, join(meet(Y, Z), meet(Z, join(Y, Z)))))), join(join(meet(V, join(meet(join(meet(X, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), join(X, join(meet(Y, Z), meet(Z, join(Y, Z)))))), join(meet(X, join(join(meet(T, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), S)), join(meet(Y, Z), meet(Z, join(Y, Z))))), meet(Z, join(X, join(join(meet(T, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), S)), join(meet(Y, Z), meet(Z, join(Y, Z)))))))), meet(join(meet(X, join(join(meet(T, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), S)), join(meet(Y, Z), meet(Z, join(Y, Z))))), meet(Z, join(X, join(join(meet(T, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), S)), join(meet(Y, Z), meet(Z, join(Y, Z))))))), join(join(meet(X, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), join(X, join(meet(Y, Z), meet(Z, join(Y, Z)))))), join(meet(X, join(join(meet(T, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), S)), join(meet(Y, Z), meet(Z, join(Y, Z))))), meet(Z, join(X, join(join(meet(T, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), S)), join(meet(Y, Z), meet(Z, join(Y, Z))))))))))), meet(join(meet(join(meet(X, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), join(X, join(meet(Y, Z), meet(Z, join(Y, Z)))))), join(meet(X, join(join(meet(T, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), S)), join(meet(Y, Z), meet(Z, join(Y, Z))))), meet(Z, join(X, join(join(meet(T, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), S)), join(meet(Y, Z), meet(Z, join(Y, Z)))))))), meet(join(meet(X, join(join(meet(T, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), S)), join(meet(Y, Z), meet(Z, join(Y, Z))))), meet(Z, join(X, join(join(meet(T, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), S)), join(meet(Y, Z), meet(Z, join(Y, Z))))))), join(join(meet(X, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), join(X, join(meet(Y, Z), meet(Z, join(Y, Z)))))), join(meet(X, join(join(meet(T, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), S)), join(meet(Y, Z), meet(Z, join(Y, Z))))), meet(Z, join(X, join(join(meet(T, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), S)), join(meet(Y, Z), meet(Z, join(Y, Z)))))))))), U)), join(meet(join(meet(X, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), join(X, join(meet(Y, Z), meet(Z, join(Y, Z)))))), join(meet(X, join(join(meet(T, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), S)), join(meet(Y, Z), meet(Z, join(Y, Z))))), meet(Z, join(X, join(join(meet(T, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), S)), join(meet(Y, Z), meet(Z, join(Y, Z)))))))), meet(join(meet(X, join(join(meet(T, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), S)), join(meet(Y, Z), meet(Z, join(Y, Z))))), meet(Z, join(X, join(join(meet(T, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), S)), join(meet(Y, Z), meet(Z, join(Y, Z))))))), join(join(meet(X, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), join(X, join(meet(Y, Z), meet(Z, join(Y, Z)))))), join(meet(X, join(join(meet(T, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), S)), join(meet(Y, Z), meet(Z, join(Y, Z))))), meet(Z, join(X, join(join(meet(T, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), S)), join(meet(Y, Z), meet(Z, join(Y, Z)))))))))))))), join(join(meet(join(meet(X, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), join(X, join(meet(Y, Z), meet(Z, join(Y, Z)))))), join(meet(join(meet(X, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), join(X, join(meet(Y, Z), meet(Z, join(Y, Z)))))), join(meet(X, join(join(meet(T, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), S)), join(meet(Y, Z), meet(Z, join(Y, Z))))), meet(Z, join(X, join(join(meet(T, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), S)), join(meet(Y, Z), meet(Z, join(Y, Z)))))))), meet(join(meet(X, join(join(meet(T, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), S)), join(meet(Y, Z), meet(Z, join(Y, Z))))), meet(Z, join(X, join(join(meet(T, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), S)), join(meet(Y, Z), meet(Z, join(Y, Z))))))), join(join(meet(X, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), join(X, join(meet(Y, Z), meet(Z, join(Y, Z)))))), join(meet(X, join(join(meet(T, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), S)), join(meet(Y, Z), meet(Z, join(Y, Z))))), meet(Z, join(X, join(join(meet(T, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), S)), join(meet(Y, Z), meet(Z, join(Y, Z))))))))))), meet(join(meet(join(meet(X, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), join(X, join(meet(Y, Z), meet(Z, join(Y, Z)))))), join(meet(X, join(join(meet(T, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), S)), join(meet(Y, Z), meet(Z, join(Y, Z))))), meet(Z, join(X, join(join(meet(T, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), S)), join(meet(Y, Z), meet(Z, join(Y, Z)))))))), meet(join(meet(X, join(join(meet(T, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), S)), join(meet(Y, Z), meet(Z, join(Y, Z))))), meet(Z, join(X, join(join(meet(T, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), S)), join(meet(Y, Z), meet(Z, join(Y, Z))))))), join(join(meet(X, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), join(X, join(meet(Y, Z), meet(Z, join(Y, Z)))))), join(meet(X, join(join(meet(T, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), S)), join(meet(Y, Z), meet(Z, join(Y, Z))))), meet(Z, join(X, join(join(meet(T, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), S)), join(meet(Y, Z), meet(Z, join(Y, Z)))))))))), join(join(meet(X, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), join(X, join(meet(Y, Z), meet(Z, join(Y, Z)))))), join(meet(Y, Z), meet(Z, join(Y, Z)))))), W)))
% 48.30/9.40  = { by lemma 2 R->L }
% 48.30/9.41    join(meet(join(meet(join(meet(X, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), join(X, join(meet(Y, Z), meet(Z, join(Y, Z)))))), join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(join(meet(X, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), join(X, join(meet(Y, Z), meet(Z, join(Y, Z)))))), join(meet(X, join(join(meet(T, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), S)), join(meet(Y, Z), meet(Z, join(Y, Z))))), meet(Z, join(X, join(join(meet(T, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), S)), join(meet(Y, Z), meet(Z, join(Y, Z)))))))), meet(join(meet(X, join(join(meet(T, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), S)), join(meet(Y, Z), meet(Z, join(Y, Z))))), meet(Z, join(X, join(join(meet(T, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), S)), join(meet(Y, Z), meet(Z, join(Y, Z))))))), join(join(meet(X, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), join(X, join(meet(Y, Z), meet(Z, join(Y, Z)))))), join(meet(X, join(join(meet(T, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), S)), join(meet(Y, Z), meet(Z, join(Y, Z))))), meet(Z, join(X, join(join(meet(T, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), S)), join(meet(Y, Z), meet(Z, join(Y, Z)))))))))), join(join(meet(X, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), join(X, join(meet(Y, Z), meet(Z, join(Y, Z)))))), join(meet(join(meet(X, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), join(X, join(meet(Y, Z), meet(Z, join(Y, Z)))))), join(meet(X, join(join(meet(T, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), S)), join(meet(Y, Z), meet(Z, join(Y, Z))))), meet(Z, join(X, join(join(meet(T, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), S)), join(meet(Y, Z), meet(Z, join(Y, Z)))))))), meet(join(meet(X, join(join(meet(T, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), S)), join(meet(Y, Z), meet(Z, join(Y, Z))))), meet(Z, join(X, join(join(meet(T, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), S)), join(meet(Y, Z), meet(Z, join(Y, Z))))))), join(join(meet(X, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), join(X, join(meet(Y, Z), meet(Z, join(Y, Z)))))), join(meet(X, join(join(meet(T, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), S)), join(meet(Y, Z), meet(Z, join(Y, Z))))), meet(Z, join(X, join(join(meet(T, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), S)), join(meet(Y, Z), meet(Z, join(Y, Z))))))))))))), W), meet(join(meet(join(meet(X, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), join(X, join(meet(Y, Z), meet(Z, join(Y, Z)))))), join(join(meet(V, join(meet(join(meet(X, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), join(X, join(meet(Y, Z), meet(Z, join(Y, Z)))))), join(meet(X, join(join(meet(T, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), S)), join(meet(Y, Z), meet(Z, join(Y, Z))))), meet(Z, join(X, join(join(meet(T, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), S)), join(meet(Y, Z), meet(Z, join(Y, Z)))))))), meet(join(meet(X, join(join(meet(T, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), S)), join(meet(Y, Z), meet(Z, join(Y, Z))))), meet(Z, join(X, join(join(meet(T, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), S)), join(meet(Y, Z), meet(Z, join(Y, Z))))))), join(join(meet(X, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), join(X, join(meet(Y, Z), meet(Z, join(Y, Z)))))), join(meet(X, join(join(meet(T, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), S)), join(meet(Y, Z), meet(Z, join(Y, Z))))), meet(Z, join(X, join(join(meet(T, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), S)), join(meet(Y, Z), meet(Z, join(Y, Z))))))))))), meet(join(meet(join(meet(X, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), join(X, join(meet(Y, Z), meet(Z, join(Y, Z)))))), join(meet(X, join(join(meet(T, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), S)), join(meet(Y, Z), meet(Z, join(Y, Z))))), meet(Z, join(X, join(join(meet(T, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), S)), join(meet(Y, Z), meet(Z, join(Y, Z)))))))), meet(join(meet(X, join(join(meet(T, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), S)), join(meet(Y, Z), meet(Z, join(Y, Z))))), meet(Z, join(X, join(join(meet(T, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), S)), join(meet(Y, Z), meet(Z, join(Y, Z))))))), join(join(meet(X, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), join(X, join(meet(Y, Z), meet(Z, join(Y, Z)))))), join(meet(X, join(join(meet(T, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), S)), join(meet(Y, Z), meet(Z, join(Y, Z))))), meet(Z, join(X, join(join(meet(T, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), S)), join(meet(Y, Z), meet(Z, join(Y, Z)))))))))), U)), join(meet(join(meet(X, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), join(X, join(meet(Y, Z), meet(Z, join(Y, Z)))))), join(meet(X, join(join(meet(T, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), S)), join(meet(Y, Z), meet(Z, join(Y, Z))))), meet(Z, join(X, join(join(meet(T, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), S)), join(meet(Y, Z), meet(Z, join(Y, Z)))))))), meet(join(meet(X, join(join(meet(T, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), S)), join(meet(Y, Z), meet(Z, join(Y, Z))))), meet(Z, join(X, join(join(meet(T, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), S)), join(meet(Y, Z), meet(Z, join(Y, Z))))))), join(join(meet(X, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), join(X, join(meet(Y, Z), meet(Z, join(Y, Z)))))), join(meet(X, join(join(meet(T, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), S)), join(meet(Y, Z), meet(Z, join(Y, Z))))), meet(Z, join(X, join(join(meet(T, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), S)), join(meet(Y, Z), meet(Z, join(Y, Z)))))))))))), meet(join(meet(X, join(join(meet(T, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), S)), join(meet(Y, Z), meet(Z, join(Y, Z))))), meet(Z, join(X, join(join(meet(T, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), S)), join(meet(Y, Z), meet(Z, join(Y, Z))))))), join(join(meet(X, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), join(X, join(meet(Y, Z), meet(Z, join(Y, Z)))))), join(join(meet(V, join(meet(join(meet(X, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), join(X, join(meet(Y, Z), meet(Z, join(Y, Z)))))), join(meet(X, join(join(meet(T, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), S)), join(meet(Y, Z), meet(Z, join(Y, Z))))), meet(Z, join(X, join(join(meet(T, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), S)), join(meet(Y, Z), meet(Z, join(Y, Z)))))))), meet(join(meet(X, join(join(meet(T, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), S)), join(meet(Y, Z), meet(Z, join(Y, Z))))), meet(Z, join(X, join(join(meet(T, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), S)), join(meet(Y, Z), meet(Z, join(Y, Z))))))), join(join(meet(X, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), join(X, join(meet(Y, Z), meet(Z, join(Y, Z)))))), join(meet(X, join(join(meet(T, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), S)), join(meet(Y, Z), meet(Z, join(Y, Z))))), meet(Z, join(X, join(join(meet(T, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), S)), join(meet(Y, Z), meet(Z, join(Y, Z))))))))))), meet(join(meet(join(meet(X, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), join(X, join(meet(Y, Z), meet(Z, join(Y, Z)))))), join(meet(X, join(join(meet(T, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), S)), join(meet(Y, Z), meet(Z, join(Y, Z))))), meet(Z, join(X, join(join(meet(T, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), S)), join(meet(Y, Z), meet(Z, join(Y, Z)))))))), meet(join(meet(X, join(join(meet(T, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), S)), join(meet(Y, Z), meet(Z, join(Y, Z))))), meet(Z, join(X, join(join(meet(T, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), S)), join(meet(Y, Z), meet(Z, join(Y, Z))))))), join(join(meet(X, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), join(X, join(meet(Y, Z), meet(Z, join(Y, Z)))))), join(meet(X, join(join(meet(T, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), S)), join(meet(Y, Z), meet(Z, join(Y, Z))))), meet(Z, join(X, join(join(meet(T, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), S)), join(meet(Y, Z), meet(Z, join(Y, Z)))))))))), U)), join(meet(join(meet(X, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), join(X, join(meet(Y, Z), meet(Z, join(Y, Z)))))), join(meet(X, join(join(meet(T, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), S)), join(meet(Y, Z), meet(Z, join(Y, Z))))), meet(Z, join(X, join(join(meet(T, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), S)), join(meet(Y, Z), meet(Z, join(Y, Z)))))))), meet(join(meet(X, join(join(meet(T, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), S)), join(meet(Y, Z), meet(Z, join(Y, Z))))), meet(Z, join(X, join(join(meet(T, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), S)), join(meet(Y, Z), meet(Z, join(Y, Z))))))), join(join(meet(X, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), join(X, join(meet(Y, Z), meet(Z, join(Y, Z)))))), join(meet(X, join(join(meet(T, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), S)), join(meet(Y, Z), meet(Z, join(Y, Z))))), meet(Z, join(X, join(join(meet(T, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), S)), join(meet(Y, Z), meet(Z, join(Y, Z)))))))))))))), join(join(meet(join(meet(X, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), join(X, join(meet(Y, Z), meet(Z, join(Y, Z)))))), join(meet(join(meet(X, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), join(X, join(meet(Y, Z), meet(Z, join(Y, Z)))))), join(meet(X, join(join(meet(T, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), S)), join(meet(Y, Z), meet(Z, join(Y, Z))))), meet(Z, join(X, join(join(meet(T, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), S)), join(meet(Y, Z), meet(Z, join(Y, Z)))))))), meet(join(meet(X, join(join(meet(T, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), S)), join(meet(Y, Z), meet(Z, join(Y, Z))))), meet(Z, join(X, join(join(meet(T, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), S)), join(meet(Y, Z), meet(Z, join(Y, Z))))))), join(join(meet(X, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), join(X, join(meet(Y, Z), meet(Z, join(Y, Z)))))), join(meet(X, join(join(meet(T, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), S)), join(meet(Y, Z), meet(Z, join(Y, Z))))), meet(Z, join(X, join(join(meet(T, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), S)), join(meet(Y, Z), meet(Z, join(Y, Z))))))))))), meet(join(meet(join(meet(X, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), join(X, join(meet(Y, Z), meet(Z, join(Y, Z)))))), join(meet(X, join(join(meet(T, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), S)), join(meet(Y, Z), meet(Z, join(Y, Z))))), meet(Z, join(X, join(join(meet(T, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), S)), join(meet(Y, Z), meet(Z, join(Y, Z)))))))), meet(join(meet(X, join(join(meet(T, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), S)), join(meet(Y, Z), meet(Z, join(Y, Z))))), meet(Z, join(X, join(join(meet(T, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), S)), join(meet(Y, Z), meet(Z, join(Y, Z))))))), join(join(meet(X, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), join(X, join(meet(Y, Z), meet(Z, join(Y, Z)))))), join(meet(X, join(join(meet(T, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), S)), join(meet(Y, Z), meet(Z, join(Y, Z))))), meet(Z, join(X, join(join(meet(T, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), S)), join(meet(Y, Z), meet(Z, join(Y, Z)))))))))), join(join(meet(X, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), join(X, join(meet(Y, Z), meet(Z, join(Y, Z)))))), join(meet(join(meet(X, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), join(X, join(meet(Y, Z), meet(Z, join(Y, Z)))))), join(meet(X, join(join(meet(T, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), S)), join(meet(Y, Z), meet(Z, join(Y, Z))))), meet(Z, join(X, join(join(meet(T, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), S)), join(meet(Y, Z), meet(Z, join(Y, Z)))))))), meet(join(meet(X, join(join(meet(T, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), S)), join(meet(Y, Z), meet(Z, join(Y, Z))))), meet(Z, join(X, join(join(meet(T, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), S)), join(meet(Y, Z), meet(Z, join(Y, Z))))))), join(join(meet(X, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), join(X, join(meet(Y, Z), meet(Z, join(Y, Z)))))), join(meet(X, join(join(meet(T, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), S)), join(meet(Y, Z), meet(Z, join(Y, Z))))), meet(Z, join(X, join(join(meet(T, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), S)), join(meet(Y, Z), meet(Z, join(Y, Z))))))))))))), W)))
% 48.30/9.41  = { by lemma 2 R->L }
% 48.80/9.43    join(meet(join(meet(join(meet(X, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), join(X, join(meet(Y, Z), meet(Z, join(Y, Z)))))), join(meet(join(meet(X, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), join(X, join(meet(Y, Z), meet(Z, join(Y, Z)))))), join(meet(X, join(join(meet(T, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), S)), join(meet(Y, Z), meet(Z, join(Y, Z))))), meet(Z, join(X, join(join(meet(T, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), S)), join(meet(Y, Z), meet(Z, join(Y, Z)))))))), meet(join(meet(X, join(join(meet(T, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), S)), join(meet(Y, Z), meet(Z, join(Y, Z))))), meet(Z, join(X, join(join(meet(T, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), S)), join(meet(Y, Z), meet(Z, join(Y, Z))))))), join(join(meet(X, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), join(X, join(meet(Y, Z), meet(Z, join(Y, Z)))))), join(meet(X, join(join(meet(T, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), S)), join(meet(Y, Z), meet(Z, join(Y, Z))))), meet(Z, join(X, join(join(meet(T, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), S)), join(meet(Y, Z), meet(Z, join(Y, Z))))))))))), meet(join(meet(join(meet(X, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), join(X, join(meet(Y, Z), meet(Z, join(Y, Z)))))), join(meet(X, join(join(meet(T, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), S)), join(meet(Y, Z), meet(Z, join(Y, Z))))), meet(Z, join(X, join(join(meet(T, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), S)), join(meet(Y, Z), meet(Z, join(Y, Z)))))))), meet(join(meet(X, join(join(meet(T, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), S)), join(meet(Y, Z), meet(Z, join(Y, Z))))), meet(Z, join(X, join(join(meet(T, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), S)), join(meet(Y, Z), meet(Z, join(Y, Z))))))), join(join(meet(X, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), join(X, join(meet(Y, Z), meet(Z, join(Y, Z)))))), join(meet(X, join(join(meet(T, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), S)), join(meet(Y, Z), meet(Z, join(Y, Z))))), meet(Z, join(X, join(join(meet(T, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), S)), join(meet(Y, Z), meet(Z, join(Y, Z)))))))))), join(join(meet(X, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), join(X, join(meet(Y, Z), meet(Z, join(Y, Z)))))), join(meet(join(meet(X, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), join(X, join(meet(Y, Z), meet(Z, join(Y, Z)))))), join(meet(X, join(join(meet(T, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), S)), join(meet(Y, Z), meet(Z, join(Y, Z))))), meet(Z, join(X, join(join(meet(T, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), S)), join(meet(Y, Z), meet(Z, join(Y, Z)))))))), meet(join(meet(X, join(join(meet(T, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), S)), join(meet(Y, Z), meet(Z, join(Y, Z))))), meet(Z, join(X, join(join(meet(T, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), S)), join(meet(Y, Z), meet(Z, join(Y, Z))))))), join(join(meet(X, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), join(X, join(meet(Y, Z), meet(Z, join(Y, Z)))))), join(meet(X, join(join(meet(T, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), S)), join(meet(Y, Z), meet(Z, join(Y, Z))))), meet(Z, join(X, join(join(meet(T, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), S)), join(meet(Y, Z), meet(Z, join(Y, Z))))))))))))), W), meet(join(meet(join(meet(X, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), join(X, join(meet(Y, Z), meet(Z, join(Y, Z)))))), join(join(meet(V, join(meet(join(meet(X, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), join(X, join(meet(Y, Z), meet(Z, join(Y, Z)))))), join(meet(X, join(join(meet(T, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), S)), join(meet(Y, Z), meet(Z, join(Y, Z))))), meet(Z, join(X, join(join(meet(T, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), S)), join(meet(Y, Z), meet(Z, join(Y, Z)))))))), meet(join(meet(X, join(join(meet(T, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), S)), join(meet(Y, Z), meet(Z, join(Y, Z))))), meet(Z, join(X, join(join(meet(T, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), S)), join(meet(Y, Z), meet(Z, join(Y, Z))))))), join(join(meet(X, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), join(X, join(meet(Y, Z), meet(Z, join(Y, Z)))))), join(meet(X, join(join(meet(T, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), S)), join(meet(Y, Z), meet(Z, join(Y, Z))))), meet(Z, join(X, join(join(meet(T, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), S)), join(meet(Y, Z), meet(Z, join(Y, Z))))))))))), meet(join(meet(join(meet(X, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), join(X, join(meet(Y, Z), meet(Z, join(Y, Z)))))), join(meet(X, join(join(meet(T, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), S)), join(meet(Y, Z), meet(Z, join(Y, Z))))), meet(Z, join(X, join(join(meet(T, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), S)), join(meet(Y, Z), meet(Z, join(Y, Z)))))))), meet(join(meet(X, join(join(meet(T, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), S)), join(meet(Y, Z), meet(Z, join(Y, Z))))), meet(Z, join(X, join(join(meet(T, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), S)), join(meet(Y, Z), meet(Z, join(Y, Z))))))), join(join(meet(X, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), join(X, join(meet(Y, Z), meet(Z, join(Y, Z)))))), join(meet(X, join(join(meet(T, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), S)), join(meet(Y, Z), meet(Z, join(Y, Z))))), meet(Z, join(X, join(join(meet(T, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), S)), join(meet(Y, Z), meet(Z, join(Y, Z)))))))))), U)), join(meet(join(meet(X, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), join(X, join(meet(Y, Z), meet(Z, join(Y, Z)))))), join(meet(X, join(join(meet(T, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), S)), join(meet(Y, Z), meet(Z, join(Y, Z))))), meet(Z, join(X, join(join(meet(T, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), S)), join(meet(Y, Z), meet(Z, join(Y, Z)))))))), meet(join(meet(X, join(join(meet(T, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), S)), join(meet(Y, Z), meet(Z, join(Y, Z))))), meet(Z, join(X, join(join(meet(T, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), S)), join(meet(Y, Z), meet(Z, join(Y, Z))))))), join(join(meet(X, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), join(X, join(meet(Y, Z), meet(Z, join(Y, Z)))))), join(meet(X, join(join(meet(T, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), S)), join(meet(Y, Z), meet(Z, join(Y, Z))))), meet(Z, join(X, join(join(meet(T, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), S)), join(meet(Y, Z), meet(Z, join(Y, Z)))))))))))), meet(join(meet(X, join(join(meet(T, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), S)), join(meet(Y, Z), meet(Z, join(Y, Z))))), meet(Z, join(X, join(join(meet(T, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), S)), join(meet(Y, Z), meet(Z, join(Y, Z))))))), join(join(meet(X, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), join(X, join(meet(Y, Z), meet(Z, join(Y, Z)))))), join(join(meet(V, join(meet(join(meet(X, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), join(X, join(meet(Y, Z), meet(Z, join(Y, Z)))))), join(meet(X, join(join(meet(T, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), S)), join(meet(Y, Z), meet(Z, join(Y, Z))))), meet(Z, join(X, join(join(meet(T, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), S)), join(meet(Y, Z), meet(Z, join(Y, Z)))))))), meet(join(meet(X, join(join(meet(T, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), S)), join(meet(Y, Z), meet(Z, join(Y, Z))))), meet(Z, join(X, join(join(meet(T, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), S)), join(meet(Y, Z), meet(Z, join(Y, Z))))))), join(join(meet(X, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), join(X, join(meet(Y, Z), meet(Z, join(Y, Z)))))), join(meet(X, join(join(meet(T, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), S)), join(meet(Y, Z), meet(Z, join(Y, Z))))), meet(Z, join(X, join(join(meet(T, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), S)), join(meet(Y, Z), meet(Z, join(Y, Z))))))))))), meet(join(meet(join(meet(X, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), join(X, join(meet(Y, Z), meet(Z, join(Y, Z)))))), join(meet(X, join(join(meet(T, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), S)), join(meet(Y, Z), meet(Z, join(Y, Z))))), meet(Z, join(X, join(join(meet(T, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), S)), join(meet(Y, Z), meet(Z, join(Y, Z)))))))), meet(join(meet(X, join(join(meet(T, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), S)), join(meet(Y, Z), meet(Z, join(Y, Z))))), meet(Z, join(X, join(join(meet(T, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), S)), join(meet(Y, Z), meet(Z, join(Y, Z))))))), join(join(meet(X, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), join(X, join(meet(Y, Z), meet(Z, join(Y, Z)))))), join(meet(X, join(join(meet(T, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), S)), join(meet(Y, Z), meet(Z, join(Y, Z))))), meet(Z, join(X, join(join(meet(T, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), S)), join(meet(Y, Z), meet(Z, join(Y, Z)))))))))), U)), join(meet(join(meet(X, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), join(X, join(meet(Y, Z), meet(Z, join(Y, Z)))))), join(meet(X, join(join(meet(T, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), S)), join(meet(Y, Z), meet(Z, join(Y, Z))))), meet(Z, join(X, join(join(meet(T, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), S)), join(meet(Y, Z), meet(Z, join(Y, Z)))))))), meet(join(meet(X, join(join(meet(T, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), S)), join(meet(Y, Z), meet(Z, join(Y, Z))))), meet(Z, join(X, join(join(meet(T, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), S)), join(meet(Y, Z), meet(Z, join(Y, Z))))))), join(join(meet(X, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), join(X, join(meet(Y, Z), meet(Z, join(Y, Z)))))), join(meet(X, join(join(meet(T, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), S)), join(meet(Y, Z), meet(Z, join(Y, Z))))), meet(Z, join(X, join(join(meet(T, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), S)), join(meet(Y, Z), meet(Z, join(Y, Z)))))))))))))), join(join(meet(join(meet(X, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), join(X, join(meet(Y, Z), meet(Z, join(Y, Z)))))), join(meet(join(meet(X, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), join(X, join(meet(Y, Z), meet(Z, join(Y, Z)))))), join(meet(X, join(join(meet(T, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), S)), join(meet(Y, Z), meet(Z, join(Y, Z))))), meet(Z, join(X, join(join(meet(T, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), S)), join(meet(Y, Z), meet(Z, join(Y, Z)))))))), meet(join(meet(X, join(join(meet(T, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), S)), join(meet(Y, Z), meet(Z, join(Y, Z))))), meet(Z, join(X, join(join(meet(T, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), S)), join(meet(Y, Z), meet(Z, join(Y, Z))))))), join(join(meet(X, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), join(X, join(meet(Y, Z), meet(Z, join(Y, Z)))))), join(meet(X, join(join(meet(T, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), S)), join(meet(Y, Z), meet(Z, join(Y, Z))))), meet(Z, join(X, join(join(meet(T, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), S)), join(meet(Y, Z), meet(Z, join(Y, Z))))))))))), meet(join(meet(join(meet(X, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), join(X, join(meet(Y, Z), meet(Z, join(Y, Z)))))), join(meet(X, join(join(meet(T, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), S)), join(meet(Y, Z), meet(Z, join(Y, Z))))), meet(Z, join(X, join(join(meet(T, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), S)), join(meet(Y, Z), meet(Z, join(Y, Z)))))))), meet(join(meet(X, join(join(meet(T, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), S)), join(meet(Y, Z), meet(Z, join(Y, Z))))), meet(Z, join(X, join(join(meet(T, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), S)), join(meet(Y, Z), meet(Z, join(Y, Z))))))), join(join(meet(X, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), join(X, join(meet(Y, Z), meet(Z, join(Y, Z)))))), join(meet(X, join(join(meet(T, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), S)), join(meet(Y, Z), meet(Z, join(Y, Z))))), meet(Z, join(X, join(join(meet(T, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), S)), join(meet(Y, Z), meet(Z, join(Y, Z)))))))))), join(join(meet(X, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), join(X, join(meet(Y, Z), meet(Z, join(Y, Z)))))), join(meet(join(meet(X, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), join(X, join(meet(Y, Z), meet(Z, join(Y, Z)))))), join(meet(X, join(join(meet(T, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), S)), join(meet(Y, Z), meet(Z, join(Y, Z))))), meet(Z, join(X, join(join(meet(T, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), S)), join(meet(Y, Z), meet(Z, join(Y, Z)))))))), meet(join(meet(X, join(join(meet(T, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), S)), join(meet(Y, Z), meet(Z, join(Y, Z))))), meet(Z, join(X, join(join(meet(T, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), S)), join(meet(Y, Z), meet(Z, join(Y, Z))))))), join(join(meet(X, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), join(X, join(meet(Y, Z), meet(Z, join(Y, Z)))))), join(meet(X, join(join(meet(T, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), S)), join(meet(Y, Z), meet(Z, join(Y, Z))))), meet(Z, join(X, join(join(meet(T, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), S)), join(meet(Y, Z), meet(Z, join(Y, Z))))))))))))), W)))
% 48.80/9.43  = { by lemma 2 }
% 48.80/9.43    join(meet(join(meet(X, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), join(X, join(meet(Y, Z), meet(Z, join(Y, Z)))))), join(meet(X, join(join(meet(T, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), S)), join(meet(Y, Z), meet(Z, join(Y, Z))))), meet(Z, join(X, join(join(meet(T, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), S)), join(meet(Y, Z), meet(Z, join(Y, Z)))))))), meet(join(meet(X, join(join(meet(T, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), S)), join(meet(Y, Z), meet(Z, join(Y, Z))))), meet(Z, join(X, join(join(meet(T, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), S)), join(meet(Y, Z), meet(Z, join(Y, Z))))))), join(join(meet(X, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), join(X, join(meet(Y, Z), meet(Z, join(Y, Z)))))), join(meet(X, join(join(meet(T, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), S)), join(meet(Y, Z), meet(Z, join(Y, Z))))), meet(Z, join(X, join(join(meet(T, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), S)), join(meet(Y, Z), meet(Z, join(Y, Z))))))))))
% 48.80/9.43  = { by lemma 2 }
% 48.80/9.44    join(meet(Y, Z), meet(Z, join(Y, Z)))
% 48.80/9.44  
% 48.80/9.44  Lemma 4: join(meet(join(meet(join(meet(X, Y), meet(Y, join(X, Y))), Y), meet(Y, join(join(meet(X, Y), meet(Y, join(X, Y))), Y))), Z), meet(Y, join(join(meet(join(meet(X, Y), meet(Y, join(X, Y))), Y), meet(Y, join(join(meet(X, Y), meet(Y, join(X, Y))), Y))), Z))) = Y.
% 48.80/9.44  Proof:
% 48.80/9.44    join(meet(join(meet(join(meet(X, Y), meet(Y, join(X, Y))), Y), meet(Y, join(join(meet(X, Y), meet(Y, join(X, Y))), Y))), Z), meet(Y, join(join(meet(join(meet(X, Y), meet(Y, join(X, Y))), Y), meet(Y, join(join(meet(X, Y), meet(Y, join(X, Y))), Y))), Z)))
% 48.80/9.44  = { by axiom 1 (single_axiom) R->L }
% 48.80/9.44    join(meet(join(meet(join(meet(X, Y), meet(join(meet(join(meet(W, Y), meet(Y, join(W, Y))), join(meet(W, join(join(meet(V, Y), meet(Y, U)), Y)), meet(join(meet(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)), meet(S, join(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)))), join(W, join(join(meet(V, Y), meet(Y, U)), Y))))), meet(join(meet(W, join(join(meet(V, Y), meet(Y, U)), Y)), meet(join(meet(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)), meet(S, join(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)))), join(W, join(join(meet(V, Y), meet(Y, U)), Y)))), join(join(meet(W, Y), meet(Y, join(W, Y))), join(meet(W, join(join(meet(V, Y), meet(Y, U)), Y)), meet(join(meet(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)), meet(S, join(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)))), join(W, join(join(meet(V, Y), meet(Y, U)), Y))))))), join(X, Y))), Y), meet(Y, join(join(meet(X, Y), meet(Y, join(X, Y))), Y))), Z), meet(Y, join(join(meet(join(meet(X, Y), meet(Y, join(X, Y))), Y), meet(Y, join(join(meet(X, Y), meet(Y, join(X, Y))), Y))), Z)))
% 48.80/9.45  = { by axiom 1 (single_axiom) R->L }
% 48.80/9.45    join(meet(join(meet(join(meet(X, Y), meet(join(meet(join(meet(W, Y), meet(Y, join(W, Y))), join(meet(W, join(join(meet(V, Y), meet(Y, U)), Y)), meet(join(meet(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)), meet(S, join(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)))), join(W, join(join(meet(V, Y), meet(Y, U)), Y))))), meet(join(meet(W, join(join(meet(V, Y), meet(Y, U)), Y)), meet(join(meet(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)), meet(S, join(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)))), join(W, join(join(meet(V, Y), meet(Y, U)), Y)))), join(join(meet(W, Y), meet(Y, join(W, Y))), join(meet(W, join(join(meet(V, Y), meet(Y, U)), Y)), meet(join(meet(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)), meet(S, join(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)))), join(W, join(join(meet(V, Y), meet(Y, U)), Y))))))), join(X, join(meet(join(meet(W, Y), meet(Y, join(W, Y))), join(meet(W, join(join(meet(V, Y), meet(Y, U)), Y)), meet(join(meet(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)), meet(S, join(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)))), join(W, join(join(meet(V, Y), meet(Y, U)), Y))))), meet(join(meet(W, join(join(meet(V, Y), meet(Y, U)), Y)), meet(join(meet(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)), meet(S, join(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)))), join(W, join(join(meet(V, Y), meet(Y, U)), Y)))), join(join(meet(W, Y), meet(Y, join(W, Y))), join(meet(W, join(join(meet(V, Y), meet(Y, U)), Y)), meet(join(meet(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)), meet(S, join(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)))), join(W, join(join(meet(V, Y), meet(Y, U)), Y)))))))))), Y), meet(Y, join(join(meet(X, Y), meet(Y, join(X, Y))), Y))), Z), meet(Y, join(join(meet(join(meet(X, Y), meet(Y, join(X, Y))), Y), meet(Y, join(join(meet(X, Y), meet(Y, join(X, Y))), Y))), Z)))
% 48.80/9.46  = { by axiom 1 (single_axiom) R->L }
% 48.80/9.46    join(meet(join(meet(join(meet(X, Y), meet(join(meet(join(meet(W, Y), meet(Y, join(W, Y))), join(meet(W, join(join(meet(V, Y), meet(Y, U)), Y)), meet(join(meet(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)), meet(S, join(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)))), join(W, join(join(meet(V, Y), meet(Y, U)), Y))))), meet(join(meet(W, join(join(meet(V, Y), meet(Y, U)), Y)), meet(join(meet(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)), meet(S, join(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)))), join(W, join(join(meet(V, Y), meet(Y, U)), Y)))), join(join(meet(W, Y), meet(Y, join(W, Y))), join(meet(W, join(join(meet(V, Y), meet(Y, U)), Y)), meet(join(meet(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)), meet(S, join(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)))), join(W, join(join(meet(V, Y), meet(Y, U)), Y))))))), join(X, join(meet(join(meet(W, Y), meet(Y, join(W, Y))), join(meet(W, join(join(meet(V, Y), meet(Y, U)), Y)), meet(join(meet(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)), meet(S, join(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)))), join(W, join(join(meet(V, Y), meet(Y, U)), Y))))), meet(join(meet(W, join(join(meet(V, Y), meet(Y, U)), Y)), meet(join(meet(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)), meet(S, join(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)))), join(W, join(join(meet(V, Y), meet(Y, U)), Y)))), join(join(meet(W, Y), meet(Y, join(W, Y))), join(meet(W, join(join(meet(V, Y), meet(Y, U)), Y)), meet(join(meet(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)), meet(S, join(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)))), join(W, join(join(meet(V, Y), meet(Y, U)), Y)))))))))), join(meet(join(meet(W, Y), meet(Y, join(W, Y))), join(meet(W, join(join(meet(V, Y), meet(Y, U)), Y)), meet(join(meet(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)), meet(S, join(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)))), join(W, join(join(meet(V, Y), meet(Y, U)), Y))))), meet(join(meet(W, join(join(meet(V, Y), meet(Y, U)), Y)), meet(join(meet(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)), meet(S, join(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)))), join(W, join(join(meet(V, Y), meet(Y, U)), Y)))), join(join(meet(W, Y), meet(Y, join(W, Y))), join(meet(W, join(join(meet(V, Y), meet(Y, U)), Y)), meet(join(meet(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)), meet(S, join(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)))), join(W, join(join(meet(V, Y), meet(Y, U)), Y)))))))), meet(Y, join(join(meet(X, Y), meet(Y, join(X, Y))), Y))), Z), meet(Y, join(join(meet(join(meet(X, Y), meet(Y, join(X, Y))), Y), meet(Y, join(join(meet(X, Y), meet(Y, join(X, Y))), Y))), Z)))
% 48.80/9.47  = { by axiom 1 (single_axiom) R->L }
% 48.80/9.47    join(meet(join(meet(join(meet(X, Y), meet(join(meet(join(meet(W, Y), meet(Y, join(W, Y))), join(meet(W, join(join(meet(V, Y), meet(Y, U)), Y)), meet(join(meet(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)), meet(S, join(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)))), join(W, join(join(meet(V, Y), meet(Y, U)), Y))))), meet(join(meet(W, join(join(meet(V, Y), meet(Y, U)), Y)), meet(join(meet(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)), meet(S, join(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)))), join(W, join(join(meet(V, Y), meet(Y, U)), Y)))), join(join(meet(W, Y), meet(Y, join(W, Y))), join(meet(W, join(join(meet(V, Y), meet(Y, U)), Y)), meet(join(meet(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)), meet(S, join(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)))), join(W, join(join(meet(V, Y), meet(Y, U)), Y))))))), join(X, join(meet(join(meet(W, Y), meet(Y, join(W, Y))), join(meet(W, join(join(meet(V, Y), meet(Y, U)), Y)), meet(join(meet(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)), meet(S, join(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)))), join(W, join(join(meet(V, Y), meet(Y, U)), Y))))), meet(join(meet(W, join(join(meet(V, Y), meet(Y, U)), Y)), meet(join(meet(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)), meet(S, join(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)))), join(W, join(join(meet(V, Y), meet(Y, U)), Y)))), join(join(meet(W, Y), meet(Y, join(W, Y))), join(meet(W, join(join(meet(V, Y), meet(Y, U)), Y)), meet(join(meet(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)), meet(S, join(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)))), join(W, join(join(meet(V, Y), meet(Y, U)), Y)))))))))), join(meet(join(meet(W, Y), meet(Y, join(W, Y))), join(meet(W, join(join(meet(V, Y), meet(Y, U)), Y)), meet(join(meet(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)), meet(S, join(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)))), join(W, join(join(meet(V, Y), meet(Y, U)), Y))))), meet(join(meet(W, join(join(meet(V, Y), meet(Y, U)), Y)), meet(join(meet(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)), meet(S, join(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)))), join(W, join(join(meet(V, Y), meet(Y, U)), Y)))), join(join(meet(W, Y), meet(Y, join(W, Y))), join(meet(W, join(join(meet(V, Y), meet(Y, U)), Y)), meet(join(meet(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)), meet(S, join(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)))), join(W, join(join(meet(V, Y), meet(Y, U)), Y)))))))), meet(join(meet(join(meet(W, Y), meet(Y, join(W, Y))), join(meet(W, join(join(meet(V, Y), meet(Y, U)), Y)), meet(join(meet(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)), meet(S, join(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)))), join(W, join(join(meet(V, Y), meet(Y, U)), Y))))), meet(join(meet(W, join(join(meet(V, Y), meet(Y, U)), Y)), meet(join(meet(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)), meet(S, join(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)))), join(W, join(join(meet(V, Y), meet(Y, U)), Y)))), join(join(meet(W, Y), meet(Y, join(W, Y))), join(meet(W, join(join(meet(V, Y), meet(Y, U)), Y)), meet(join(meet(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)), meet(S, join(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)))), join(W, join(join(meet(V, Y), meet(Y, U)), Y))))))), join(join(meet(X, Y), meet(Y, join(X, Y))), Y))), Z), meet(Y, join(join(meet(join(meet(X, Y), meet(Y, join(X, Y))), Y), meet(Y, join(join(meet(X, Y), meet(Y, join(X, Y))), Y))), Z)))
% 48.80/9.48  = { by axiom 1 (single_axiom) R->L }
% 48.80/9.48    join(meet(join(meet(join(meet(X, Y), meet(join(meet(join(meet(W, Y), meet(Y, join(W, Y))), join(meet(W, join(join(meet(V, Y), meet(Y, U)), Y)), meet(join(meet(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)), meet(S, join(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)))), join(W, join(join(meet(V, Y), meet(Y, U)), Y))))), meet(join(meet(W, join(join(meet(V, Y), meet(Y, U)), Y)), meet(join(meet(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)), meet(S, join(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)))), join(W, join(join(meet(V, Y), meet(Y, U)), Y)))), join(join(meet(W, Y), meet(Y, join(W, Y))), join(meet(W, join(join(meet(V, Y), meet(Y, U)), Y)), meet(join(meet(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)), meet(S, join(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)))), join(W, join(join(meet(V, Y), meet(Y, U)), Y))))))), join(X, join(meet(join(meet(W, Y), meet(Y, join(W, Y))), join(meet(W, join(join(meet(V, Y), meet(Y, U)), Y)), meet(join(meet(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)), meet(S, join(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)))), join(W, join(join(meet(V, Y), meet(Y, U)), Y))))), meet(join(meet(W, join(join(meet(V, Y), meet(Y, U)), Y)), meet(join(meet(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)), meet(S, join(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)))), join(W, join(join(meet(V, Y), meet(Y, U)), Y)))), join(join(meet(W, Y), meet(Y, join(W, Y))), join(meet(W, join(join(meet(V, Y), meet(Y, U)), Y)), meet(join(meet(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)), meet(S, join(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)))), join(W, join(join(meet(V, Y), meet(Y, U)), Y)))))))))), join(meet(join(meet(W, Y), meet(Y, join(W, Y))), join(meet(W, join(join(meet(V, Y), meet(Y, U)), Y)), meet(join(meet(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)), meet(S, join(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)))), join(W, join(join(meet(V, Y), meet(Y, U)), Y))))), meet(join(meet(W, join(join(meet(V, Y), meet(Y, U)), Y)), meet(join(meet(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)), meet(S, join(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)))), join(W, join(join(meet(V, Y), meet(Y, U)), Y)))), join(join(meet(W, Y), meet(Y, join(W, Y))), join(meet(W, join(join(meet(V, Y), meet(Y, U)), Y)), meet(join(meet(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)), meet(S, join(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)))), join(W, join(join(meet(V, Y), meet(Y, U)), Y)))))))), meet(join(meet(join(meet(W, Y), meet(Y, join(W, Y))), join(meet(W, join(join(meet(V, Y), meet(Y, U)), Y)), meet(join(meet(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)), meet(S, join(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)))), join(W, join(join(meet(V, Y), meet(Y, U)), Y))))), meet(join(meet(W, join(join(meet(V, Y), meet(Y, U)), Y)), meet(join(meet(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)), meet(S, join(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)))), join(W, join(join(meet(V, Y), meet(Y, U)), Y)))), join(join(meet(W, Y), meet(Y, join(W, Y))), join(meet(W, join(join(meet(V, Y), meet(Y, U)), Y)), meet(join(meet(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)), meet(S, join(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)))), join(W, join(join(meet(V, Y), meet(Y, U)), Y))))))), join(join(meet(X, join(meet(join(meet(W, Y), meet(Y, join(W, Y))), join(meet(W, join(join(meet(V, Y), meet(Y, U)), Y)), meet(join(meet(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)), meet(S, join(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)))), join(W, join(join(meet(V, Y), meet(Y, U)), Y))))), meet(join(meet(W, join(join(meet(V, Y), meet(Y, U)), Y)), meet(join(meet(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)), meet(S, join(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)))), join(W, join(join(meet(V, Y), meet(Y, U)), Y)))), join(join(meet(W, Y), meet(Y, join(W, Y))), join(meet(W, join(join(meet(V, Y), meet(Y, U)), Y)), meet(join(meet(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)), meet(S, join(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)))), join(W, join(join(meet(V, Y), meet(Y, U)), Y)))))))), meet(Y, join(X, Y))), Y))), Z), meet(Y, join(join(meet(join(meet(X, Y), meet(Y, join(X, Y))), Y), meet(Y, join(join(meet(X, Y), meet(Y, join(X, Y))), Y))), Z)))
% 49.22/9.50  = { by axiom 1 (single_axiom) R->L }
% 49.22/9.50    join(meet(join(meet(join(meet(X, Y), meet(join(meet(join(meet(W, Y), meet(Y, join(W, Y))), join(meet(W, join(join(meet(V, Y), meet(Y, U)), Y)), meet(join(meet(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)), meet(S, join(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)))), join(W, join(join(meet(V, Y), meet(Y, U)), Y))))), meet(join(meet(W, join(join(meet(V, Y), meet(Y, U)), Y)), meet(join(meet(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)), meet(S, join(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)))), join(W, join(join(meet(V, Y), meet(Y, U)), Y)))), join(join(meet(W, Y), meet(Y, join(W, Y))), join(meet(W, join(join(meet(V, Y), meet(Y, U)), Y)), meet(join(meet(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)), meet(S, join(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)))), join(W, join(join(meet(V, Y), meet(Y, U)), Y))))))), join(X, join(meet(join(meet(W, Y), meet(Y, join(W, Y))), join(meet(W, join(join(meet(V, Y), meet(Y, U)), Y)), meet(join(meet(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)), meet(S, join(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)))), join(W, join(join(meet(V, Y), meet(Y, U)), Y))))), meet(join(meet(W, join(join(meet(V, Y), meet(Y, U)), Y)), meet(join(meet(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)), meet(S, join(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)))), join(W, join(join(meet(V, Y), meet(Y, U)), Y)))), join(join(meet(W, Y), meet(Y, join(W, Y))), join(meet(W, join(join(meet(V, Y), meet(Y, U)), Y)), meet(join(meet(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)), meet(S, join(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)))), join(W, join(join(meet(V, Y), meet(Y, U)), Y)))))))))), join(meet(join(meet(W, Y), meet(Y, join(W, Y))), join(meet(W, join(join(meet(V, Y), meet(Y, U)), Y)), meet(join(meet(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)), meet(S, join(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)))), join(W, join(join(meet(V, Y), meet(Y, U)), Y))))), meet(join(meet(W, join(join(meet(V, Y), meet(Y, U)), Y)), meet(join(meet(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)), meet(S, join(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)))), join(W, join(join(meet(V, Y), meet(Y, U)), Y)))), join(join(meet(W, Y), meet(Y, join(W, Y))), join(meet(W, join(join(meet(V, Y), meet(Y, U)), Y)), meet(join(meet(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)), meet(S, join(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)))), join(W, join(join(meet(V, Y), meet(Y, U)), Y)))))))), meet(join(meet(join(meet(W, Y), meet(Y, join(W, Y))), join(meet(W, join(join(meet(V, Y), meet(Y, U)), Y)), meet(join(meet(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)), meet(S, join(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)))), join(W, join(join(meet(V, Y), meet(Y, U)), Y))))), meet(join(meet(W, join(join(meet(V, Y), meet(Y, U)), Y)), meet(join(meet(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)), meet(S, join(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)))), join(W, join(join(meet(V, Y), meet(Y, U)), Y)))), join(join(meet(W, Y), meet(Y, join(W, Y))), join(meet(W, join(join(meet(V, Y), meet(Y, U)), Y)), meet(join(meet(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)), meet(S, join(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)))), join(W, join(join(meet(V, Y), meet(Y, U)), Y))))))), join(join(meet(X, join(meet(join(meet(W, Y), meet(Y, join(W, Y))), join(meet(W, join(join(meet(V, Y), meet(Y, U)), Y)), meet(join(meet(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)), meet(S, join(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)))), join(W, join(join(meet(V, Y), meet(Y, U)), Y))))), meet(join(meet(W, join(join(meet(V, Y), meet(Y, U)), Y)), meet(join(meet(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)), meet(S, join(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)))), join(W, join(join(meet(V, Y), meet(Y, U)), Y)))), join(join(meet(W, Y), meet(Y, join(W, Y))), join(meet(W, join(join(meet(V, Y), meet(Y, U)), Y)), meet(join(meet(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)), meet(S, join(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)))), join(W, join(join(meet(V, Y), meet(Y, U)), Y)))))))), meet(join(meet(join(meet(W, Y), meet(Y, join(W, Y))), join(meet(W, join(join(meet(V, Y), meet(Y, U)), Y)), meet(join(meet(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)), meet(S, join(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)))), join(W, join(join(meet(V, Y), meet(Y, U)), Y))))), meet(join(meet(W, join(join(meet(V, Y), meet(Y, U)), Y)), meet(join(meet(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)), meet(S, join(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)))), join(W, join(join(meet(V, Y), meet(Y, U)), Y)))), join(join(meet(W, Y), meet(Y, join(W, Y))), join(meet(W, join(join(meet(V, Y), meet(Y, U)), Y)), meet(join(meet(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)), meet(S, join(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)))), join(W, join(join(meet(V, Y), meet(Y, U)), Y))))))), join(X, Y))), Y))), Z), meet(Y, join(join(meet(join(meet(X, Y), meet(Y, join(X, Y))), Y), meet(Y, join(join(meet(X, Y), meet(Y, join(X, Y))), Y))), Z)))
% 49.22/9.52  = { by axiom 1 (single_axiom) R->L }
% 49.22/9.52    join(meet(join(meet(join(meet(X, Y), meet(join(meet(join(meet(W, Y), meet(Y, join(W, Y))), join(meet(W, join(join(meet(V, Y), meet(Y, U)), Y)), meet(join(meet(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)), meet(S, join(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)))), join(W, join(join(meet(V, Y), meet(Y, U)), Y))))), meet(join(meet(W, join(join(meet(V, Y), meet(Y, U)), Y)), meet(join(meet(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)), meet(S, join(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)))), join(W, join(join(meet(V, Y), meet(Y, U)), Y)))), join(join(meet(W, Y), meet(Y, join(W, Y))), join(meet(W, join(join(meet(V, Y), meet(Y, U)), Y)), meet(join(meet(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)), meet(S, join(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)))), join(W, join(join(meet(V, Y), meet(Y, U)), Y))))))), join(X, join(meet(join(meet(W, Y), meet(Y, join(W, Y))), join(meet(W, join(join(meet(V, Y), meet(Y, U)), Y)), meet(join(meet(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)), meet(S, join(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)))), join(W, join(join(meet(V, Y), meet(Y, U)), Y))))), meet(join(meet(W, join(join(meet(V, Y), meet(Y, U)), Y)), meet(join(meet(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)), meet(S, join(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)))), join(W, join(join(meet(V, Y), meet(Y, U)), Y)))), join(join(meet(W, Y), meet(Y, join(W, Y))), join(meet(W, join(join(meet(V, Y), meet(Y, U)), Y)), meet(join(meet(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)), meet(S, join(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)))), join(W, join(join(meet(V, Y), meet(Y, U)), Y)))))))))), join(meet(join(meet(W, Y), meet(Y, join(W, Y))), join(meet(W, join(join(meet(V, Y), meet(Y, U)), Y)), meet(join(meet(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)), meet(S, join(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)))), join(W, join(join(meet(V, Y), meet(Y, U)), Y))))), meet(join(meet(W, join(join(meet(V, Y), meet(Y, U)), Y)), meet(join(meet(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)), meet(S, join(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)))), join(W, join(join(meet(V, Y), meet(Y, U)), Y)))), join(join(meet(W, Y), meet(Y, join(W, Y))), join(meet(W, join(join(meet(V, Y), meet(Y, U)), Y)), meet(join(meet(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)), meet(S, join(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)))), join(W, join(join(meet(V, Y), meet(Y, U)), Y)))))))), meet(join(meet(join(meet(W, Y), meet(Y, join(W, Y))), join(meet(W, join(join(meet(V, Y), meet(Y, U)), Y)), meet(join(meet(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)), meet(S, join(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)))), join(W, join(join(meet(V, Y), meet(Y, U)), Y))))), meet(join(meet(W, join(join(meet(V, Y), meet(Y, U)), Y)), meet(join(meet(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)), meet(S, join(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)))), join(W, join(join(meet(V, Y), meet(Y, U)), Y)))), join(join(meet(W, Y), meet(Y, join(W, Y))), join(meet(W, join(join(meet(V, Y), meet(Y, U)), Y)), meet(join(meet(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)), meet(S, join(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)))), join(W, join(join(meet(V, Y), meet(Y, U)), Y))))))), join(join(meet(X, join(meet(join(meet(W, Y), meet(Y, join(W, Y))), join(meet(W, join(join(meet(V, Y), meet(Y, U)), Y)), meet(join(meet(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)), meet(S, join(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)))), join(W, join(join(meet(V, Y), meet(Y, U)), Y))))), meet(join(meet(W, join(join(meet(V, Y), meet(Y, U)), Y)), meet(join(meet(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)), meet(S, join(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)))), join(W, join(join(meet(V, Y), meet(Y, U)), Y)))), join(join(meet(W, Y), meet(Y, join(W, Y))), join(meet(W, join(join(meet(V, Y), meet(Y, U)), Y)), meet(join(meet(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)), meet(S, join(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)))), join(W, join(join(meet(V, Y), meet(Y, U)), Y)))))))), meet(join(meet(join(meet(W, Y), meet(Y, join(W, Y))), join(meet(W, join(join(meet(V, Y), meet(Y, U)), Y)), meet(join(meet(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)), meet(S, join(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)))), join(W, join(join(meet(V, Y), meet(Y, U)), Y))))), meet(join(meet(W, join(join(meet(V, Y), meet(Y, U)), Y)), meet(join(meet(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)), meet(S, join(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)))), join(W, join(join(meet(V, Y), meet(Y, U)), Y)))), join(join(meet(W, Y), meet(Y, join(W, Y))), join(meet(W, join(join(meet(V, Y), meet(Y, U)), Y)), meet(join(meet(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)), meet(S, join(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)))), join(W, join(join(meet(V, Y), meet(Y, U)), Y))))))), join(X, join(meet(join(meet(W, Y), meet(Y, join(W, Y))), join(meet(W, join(join(meet(V, Y), meet(Y, U)), Y)), meet(join(meet(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)), meet(S, join(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)))), join(W, join(join(meet(V, Y), meet(Y, U)), Y))))), meet(join(meet(W, join(join(meet(V, Y), meet(Y, U)), Y)), meet(join(meet(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)), meet(S, join(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)))), join(W, join(join(meet(V, Y), meet(Y, U)), Y)))), join(join(meet(W, Y), meet(Y, join(W, Y))), join(meet(W, join(join(meet(V, Y), meet(Y, U)), Y)), meet(join(meet(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)), meet(S, join(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)))), join(W, join(join(meet(V, Y), meet(Y, U)), Y)))))))))), Y))), Z), meet(Y, join(join(meet(join(meet(X, Y), meet(Y, join(X, Y))), Y), meet(Y, join(join(meet(X, Y), meet(Y, join(X, Y))), Y))), Z)))
% 49.22/9.54  = { by axiom 1 (single_axiom) R->L }
% 49.22/9.55    join(meet(join(meet(join(meet(X, Y), meet(join(meet(join(meet(W, Y), meet(Y, join(W, Y))), join(meet(W, join(join(meet(V, Y), meet(Y, U)), Y)), meet(join(meet(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)), meet(S, join(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)))), join(W, join(join(meet(V, Y), meet(Y, U)), Y))))), meet(join(meet(W, join(join(meet(V, Y), meet(Y, U)), Y)), meet(join(meet(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)), meet(S, join(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)))), join(W, join(join(meet(V, Y), meet(Y, U)), Y)))), join(join(meet(W, Y), meet(Y, join(W, Y))), join(meet(W, join(join(meet(V, Y), meet(Y, U)), Y)), meet(join(meet(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)), meet(S, join(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)))), join(W, join(join(meet(V, Y), meet(Y, U)), Y))))))), join(X, join(meet(join(meet(W, Y), meet(Y, join(W, Y))), join(meet(W, join(join(meet(V, Y), meet(Y, U)), Y)), meet(join(meet(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)), meet(S, join(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)))), join(W, join(join(meet(V, Y), meet(Y, U)), Y))))), meet(join(meet(W, join(join(meet(V, Y), meet(Y, U)), Y)), meet(join(meet(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)), meet(S, join(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)))), join(W, join(join(meet(V, Y), meet(Y, U)), Y)))), join(join(meet(W, Y), meet(Y, join(W, Y))), join(meet(W, join(join(meet(V, Y), meet(Y, U)), Y)), meet(join(meet(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)), meet(S, join(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)))), join(W, join(join(meet(V, Y), meet(Y, U)), Y)))))))))), join(meet(join(meet(W, Y), meet(Y, join(W, Y))), join(meet(W, join(join(meet(V, Y), meet(Y, U)), Y)), meet(join(meet(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)), meet(S, join(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)))), join(W, join(join(meet(V, Y), meet(Y, U)), Y))))), meet(join(meet(W, join(join(meet(V, Y), meet(Y, U)), Y)), meet(join(meet(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)), meet(S, join(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)))), join(W, join(join(meet(V, Y), meet(Y, U)), Y)))), join(join(meet(W, Y), meet(Y, join(W, Y))), join(meet(W, join(join(meet(V, Y), meet(Y, U)), Y)), meet(join(meet(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)), meet(S, join(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)))), join(W, join(join(meet(V, Y), meet(Y, U)), Y)))))))), meet(join(meet(join(meet(W, Y), meet(Y, join(W, Y))), join(meet(W, join(join(meet(V, Y), meet(Y, U)), Y)), meet(join(meet(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)), meet(S, join(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)))), join(W, join(join(meet(V, Y), meet(Y, U)), Y))))), meet(join(meet(W, join(join(meet(V, Y), meet(Y, U)), Y)), meet(join(meet(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)), meet(S, join(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)))), join(W, join(join(meet(V, Y), meet(Y, U)), Y)))), join(join(meet(W, Y), meet(Y, join(W, Y))), join(meet(W, join(join(meet(V, Y), meet(Y, U)), Y)), meet(join(meet(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)), meet(S, join(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)))), join(W, join(join(meet(V, Y), meet(Y, U)), Y))))))), join(join(meet(X, join(meet(join(meet(W, Y), meet(Y, join(W, Y))), join(meet(W, join(join(meet(V, Y), meet(Y, U)), Y)), meet(join(meet(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)), meet(S, join(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)))), join(W, join(join(meet(V, Y), meet(Y, U)), Y))))), meet(join(meet(W, join(join(meet(V, Y), meet(Y, U)), Y)), meet(join(meet(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)), meet(S, join(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)))), join(W, join(join(meet(V, Y), meet(Y, U)), Y)))), join(join(meet(W, Y), meet(Y, join(W, Y))), join(meet(W, join(join(meet(V, Y), meet(Y, U)), Y)), meet(join(meet(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)), meet(S, join(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)))), join(W, join(join(meet(V, Y), meet(Y, U)), Y)))))))), meet(join(meet(join(meet(W, Y), meet(Y, join(W, Y))), join(meet(W, join(join(meet(V, Y), meet(Y, U)), Y)), meet(join(meet(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)), meet(S, join(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)))), join(W, join(join(meet(V, Y), meet(Y, U)), Y))))), meet(join(meet(W, join(join(meet(V, Y), meet(Y, U)), Y)), meet(join(meet(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)), meet(S, join(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)))), join(W, join(join(meet(V, Y), meet(Y, U)), Y)))), join(join(meet(W, Y), meet(Y, join(W, Y))), join(meet(W, join(join(meet(V, Y), meet(Y, U)), Y)), meet(join(meet(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)), meet(S, join(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)))), join(W, join(join(meet(V, Y), meet(Y, U)), Y))))))), join(X, join(meet(join(meet(W, Y), meet(Y, join(W, Y))), join(meet(W, join(join(meet(V, Y), meet(Y, U)), Y)), meet(join(meet(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)), meet(S, join(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)))), join(W, join(join(meet(V, Y), meet(Y, U)), Y))))), meet(join(meet(W, join(join(meet(V, Y), meet(Y, U)), Y)), meet(join(meet(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)), meet(S, join(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)))), join(W, join(join(meet(V, Y), meet(Y, U)), Y)))), join(join(meet(W, Y), meet(Y, join(W, Y))), join(meet(W, join(join(meet(V, Y), meet(Y, U)), Y)), meet(join(meet(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)), meet(S, join(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)))), join(W, join(join(meet(V, Y), meet(Y, U)), Y)))))))))), join(meet(join(meet(W, Y), meet(Y, join(W, Y))), join(meet(W, join(join(meet(V, Y), meet(Y, U)), Y)), meet(join(meet(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)), meet(S, join(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)))), join(W, join(join(meet(V, Y), meet(Y, U)), Y))))), meet(join(meet(W, join(join(meet(V, Y), meet(Y, U)), Y)), meet(join(meet(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)), meet(S, join(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)))), join(W, join(join(meet(V, Y), meet(Y, U)), Y)))), join(join(meet(W, Y), meet(Y, join(W, Y))), join(meet(W, join(join(meet(V, Y), meet(Y, U)), Y)), meet(join(meet(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)), meet(S, join(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)))), join(W, join(join(meet(V, Y), meet(Y, U)), Y)))))))))), Z), meet(Y, join(join(meet(join(meet(X, Y), meet(Y, join(X, Y))), Y), meet(Y, join(join(meet(X, Y), meet(Y, join(X, Y))), Y))), Z)))
% 49.22/9.56  = { by axiom 1 (single_axiom) R->L }
% 49.22/9.57    join(meet(join(meet(join(meet(X, Y), meet(join(meet(join(meet(W, Y), meet(Y, join(W, Y))), join(meet(W, join(join(meet(V, Y), meet(Y, U)), Y)), meet(join(meet(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)), meet(S, join(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)))), join(W, join(join(meet(V, Y), meet(Y, U)), Y))))), meet(join(meet(W, join(join(meet(V, Y), meet(Y, U)), Y)), meet(join(meet(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)), meet(S, join(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)))), join(W, join(join(meet(V, Y), meet(Y, U)), Y)))), join(join(meet(W, Y), meet(Y, join(W, Y))), join(meet(W, join(join(meet(V, Y), meet(Y, U)), Y)), meet(join(meet(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)), meet(S, join(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)))), join(W, join(join(meet(V, Y), meet(Y, U)), Y))))))), join(X, join(meet(join(meet(W, Y), meet(Y, join(W, Y))), join(meet(W, join(join(meet(V, Y), meet(Y, U)), Y)), meet(join(meet(Y, 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join(join(meet(V, Y), meet(Y, U)), Y)))), join(join(meet(W, Y), meet(Y, join(W, Y))), join(meet(W, join(join(meet(V, Y), meet(Y, U)), Y)), meet(join(meet(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)), meet(S, join(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)))), join(W, join(join(meet(V, Y), meet(Y, U)), Y))))))), join(join(meet(X, join(meet(join(meet(W, Y), meet(Y, join(W, Y))), join(meet(W, join(join(meet(V, Y), meet(Y, U)), Y)), meet(join(meet(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)), meet(S, join(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)))), join(W, join(join(meet(V, Y), meet(Y, U)), Y))))), meet(join(meet(W, join(join(meet(V, Y), meet(Y, U)), Y)), meet(join(meet(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)), meet(S, join(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)))), join(W, join(join(meet(V, Y), meet(Y, U)), Y)))), join(join(meet(W, Y), meet(Y, join(W, Y))), join(meet(W, join(join(meet(V, Y), meet(Y, U)), Y)), meet(join(meet(Y, 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meet(join(meet(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)), meet(S, join(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)))), join(W, join(join(meet(V, Y), meet(Y, U)), Y)))), join(join(meet(W, Y), meet(Y, join(W, Y))), join(meet(W, join(join(meet(V, Y), meet(Y, U)), Y)), meet(join(meet(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)), meet(S, join(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)))), join(W, join(join(meet(V, Y), meet(Y, U)), Y))))))), join(join(meet(join(meet(X, Y), meet(Y, join(X, Y))), Y), meet(Y, join(join(meet(X, Y), meet(Y, join(X, Y))), Y))), Z)))
% 49.62/9.59  = { by axiom 1 (single_axiom) R->L }
% 49.62/9.60    join(meet(join(meet(join(meet(X, Y), meet(join(meet(join(meet(W, Y), meet(Y, join(W, Y))), join(meet(W, join(join(meet(V, Y), meet(Y, U)), Y)), meet(join(meet(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)), meet(S, join(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)))), join(W, join(join(meet(V, Y), meet(Y, U)), Y))))), meet(join(meet(W, join(join(meet(V, Y), meet(Y, U)), Y)), meet(join(meet(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)), meet(S, join(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)))), join(W, join(join(meet(V, Y), meet(Y, U)), Y)))), join(join(meet(W, Y), meet(Y, join(W, Y))), join(meet(W, join(join(meet(V, Y), meet(Y, U)), Y)), meet(join(meet(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)), meet(S, join(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)))), join(W, join(join(meet(V, Y), meet(Y, U)), Y))))))), join(X, join(meet(join(meet(W, Y), meet(Y, join(W, Y))), join(meet(W, join(join(meet(V, Y), meet(Y, U)), Y)), meet(join(meet(Y, 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join(join(meet(V, Y), meet(Y, U)), Y)))), join(join(meet(W, Y), meet(Y, join(W, Y))), join(meet(W, join(join(meet(V, Y), meet(Y, U)), Y)), meet(join(meet(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)), meet(S, join(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)))), join(W, join(join(meet(V, Y), meet(Y, U)), Y))))))), join(join(meet(X, join(meet(join(meet(W, Y), meet(Y, join(W, Y))), join(meet(W, join(join(meet(V, Y), meet(Y, U)), Y)), meet(join(meet(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)), meet(S, join(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)))), join(W, join(join(meet(V, Y), meet(Y, U)), Y))))), meet(join(meet(W, join(join(meet(V, Y), meet(Y, U)), Y)), meet(join(meet(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)), meet(S, join(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)))), join(W, join(join(meet(V, Y), meet(Y, U)), Y)))), join(join(meet(W, Y), meet(Y, join(W, Y))), join(meet(W, join(join(meet(V, Y), meet(Y, U)), Y)), meet(join(meet(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)), meet(S, join(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)))), join(W, join(join(meet(V, Y), meet(Y, U)), Y)))))))), meet(join(meet(join(meet(W, Y), meet(Y, join(W, Y))), join(meet(W, join(join(meet(V, Y), meet(Y, U)), Y)), meet(join(meet(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)), meet(S, join(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)))), join(W, join(join(meet(V, Y), meet(Y, U)), Y))))), meet(join(meet(W, join(join(meet(V, Y), meet(Y, U)), Y)), meet(join(meet(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)), meet(S, join(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)))), join(W, join(join(meet(V, Y), meet(Y, U)), Y)))), join(join(meet(W, Y), meet(Y, join(W, Y))), join(meet(W, join(join(meet(V, Y), meet(Y, U)), Y)), meet(join(meet(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)), meet(S, join(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)))), join(W, join(join(meet(V, Y), meet(Y, U)), Y))))))), join(X, 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meet(join(meet(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)), meet(S, join(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)))), join(W, join(join(meet(V, Y), meet(Y, U)), Y)))), join(join(meet(W, Y), meet(Y, join(W, Y))), join(meet(W, join(join(meet(V, Y), meet(Y, U)), Y)), meet(join(meet(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)), meet(S, join(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)))), join(W, join(join(meet(V, Y), meet(Y, U)), Y))))))), join(join(meet(join(meet(X, join(meet(join(meet(W, Y), meet(Y, join(W, Y))), join(meet(W, join(join(meet(V, Y), meet(Y, U)), Y)), meet(join(meet(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)), meet(S, join(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)))), join(W, join(join(meet(V, Y), meet(Y, U)), Y))))), meet(join(meet(W, join(join(meet(V, Y), meet(Y, U)), Y)), meet(join(meet(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)), meet(S, join(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)))), join(W, join(join(meet(V, Y), meet(Y, U)), Y)))), join(join(meet(W, Y), meet(Y, join(W, Y))), join(meet(W, join(join(meet(V, Y), meet(Y, U)), Y)), meet(join(meet(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)), meet(S, join(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)))), join(W, join(join(meet(V, Y), meet(Y, U)), Y)))))))), meet(Y, join(X, Y))), Y), meet(Y, join(join(meet(X, Y), meet(Y, join(X, Y))), Y))), Z)))
% 49.62/9.62  = { by axiom 1 (single_axiom) R->L }
% 49.62/9.63    join(meet(join(meet(join(meet(X, Y), meet(join(meet(join(meet(W, Y), meet(Y, join(W, Y))), join(meet(W, join(join(meet(V, Y), meet(Y, U)), Y)), meet(join(meet(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)), meet(S, join(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)))), join(W, join(join(meet(V, Y), meet(Y, U)), Y))))), meet(join(meet(W, join(join(meet(V, Y), meet(Y, U)), Y)), meet(join(meet(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)), meet(S, join(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)))), join(W, join(join(meet(V, Y), meet(Y, U)), Y)))), join(join(meet(W, Y), meet(Y, join(W, Y))), join(meet(W, join(join(meet(V, Y), meet(Y, U)), Y)), meet(join(meet(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)), meet(S, join(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)))), join(W, join(join(meet(V, Y), meet(Y, U)), Y))))))), join(X, join(meet(join(meet(W, Y), meet(Y, join(W, Y))), join(meet(W, join(join(meet(V, Y), meet(Y, U)), Y)), meet(join(meet(Y, 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meet(meet(join(V, join(Y, U)), join(T, Y)), Y)), meet(S, join(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)))), join(W, join(join(meet(V, Y), meet(Y, U)), Y)))))))), meet(join(meet(join(meet(W, Y), meet(Y, join(W, Y))), join(meet(W, join(join(meet(V, Y), meet(Y, U)), Y)), meet(join(meet(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)), meet(S, join(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)))), join(W, join(join(meet(V, Y), meet(Y, U)), Y))))), meet(join(meet(W, join(join(meet(V, Y), meet(Y, U)), Y)), meet(join(meet(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)), meet(S, join(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)))), join(W, join(join(meet(V, Y), meet(Y, U)), Y)))), join(join(meet(W, Y), meet(Y, join(W, Y))), join(meet(W, join(join(meet(V, Y), meet(Y, U)), Y)), meet(join(meet(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)), meet(S, join(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)))), join(W, join(join(meet(V, Y), meet(Y, U)), Y))))))), join(X, join(meet(join(meet(W, Y), meet(Y, join(W, Y))), join(meet(W, join(join(meet(V, Y), meet(Y, U)), Y)), meet(join(meet(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)), meet(S, join(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)))), join(W, join(join(meet(V, Y), meet(Y, U)), Y))))), meet(join(meet(W, join(join(meet(V, Y), meet(Y, U)), Y)), meet(join(meet(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)), meet(S, join(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)))), join(W, join(join(meet(V, Y), meet(Y, U)), Y)))), join(join(meet(W, Y), meet(Y, join(W, Y))), join(meet(W, join(join(meet(V, Y), meet(Y, U)), Y)), meet(join(meet(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)), meet(S, join(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)))), join(W, join(join(meet(V, Y), meet(Y, U)), Y)))))))))), join(meet(join(meet(W, Y), meet(Y, join(W, Y))), join(meet(W, join(join(meet(V, Y), meet(Y, U)), Y)), meet(join(meet(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)), meet(S, join(Y, 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meet(join(meet(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)), meet(S, join(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)))), join(W, join(join(meet(V, Y), meet(Y, U)), Y)))), join(join(meet(W, Y), meet(Y, join(W, Y))), join(meet(W, join(join(meet(V, Y), meet(Y, U)), Y)), meet(join(meet(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)), meet(S, join(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)))), join(W, join(join(meet(V, Y), meet(Y, U)), Y))))))), join(join(meet(join(meet(X, join(meet(join(meet(W, Y), meet(Y, join(W, Y))), join(meet(W, join(join(meet(V, Y), meet(Y, U)), Y)), meet(join(meet(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)), meet(S, join(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)))), join(W, join(join(meet(V, Y), meet(Y, U)), Y))))), meet(join(meet(W, join(join(meet(V, Y), meet(Y, U)), Y)), meet(join(meet(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)), meet(S, join(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)))), join(W, join(join(meet(V, Y), meet(Y, U)), Y)))), join(join(meet(W, Y), meet(Y, join(W, Y))), join(meet(W, join(join(meet(V, Y), meet(Y, U)), Y)), meet(join(meet(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)), meet(S, join(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)))), join(W, join(join(meet(V, Y), meet(Y, U)), Y)))))))), meet(join(meet(join(meet(W, Y), meet(Y, join(W, Y))), join(meet(W, join(join(meet(V, Y), meet(Y, U)), Y)), meet(join(meet(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)), meet(S, join(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)))), join(W, join(join(meet(V, Y), meet(Y, U)), Y))))), meet(join(meet(W, join(join(meet(V, Y), meet(Y, U)), Y)), meet(join(meet(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)), meet(S, join(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)))), join(W, join(join(meet(V, Y), meet(Y, U)), Y)))), join(join(meet(W, Y), meet(Y, join(W, Y))), join(meet(W, join(join(meet(V, Y), meet(Y, U)), Y)), meet(join(meet(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)), meet(S, join(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)))), join(W, join(join(meet(V, Y), meet(Y, U)), Y))))))), join(X, Y))), Y), meet(Y, join(join(meet(X, Y), meet(Y, join(X, Y))), Y))), Z)))
% 49.62/9.66  = { by axiom 1 (single_axiom) R->L }
% 49.62/9.67    join(meet(join(meet(join(meet(X, Y), meet(join(meet(join(meet(W, Y), meet(Y, join(W, Y))), join(meet(W, join(join(meet(V, Y), meet(Y, U)), Y)), meet(join(meet(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)), meet(S, join(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)))), join(W, join(join(meet(V, Y), meet(Y, U)), Y))))), meet(join(meet(W, join(join(meet(V, Y), meet(Y, U)), Y)), meet(join(meet(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)), meet(S, join(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)))), join(W, join(join(meet(V, Y), meet(Y, U)), Y)))), join(join(meet(W, Y), meet(Y, join(W, Y))), join(meet(W, join(join(meet(V, Y), meet(Y, U)), Y)), meet(join(meet(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)), meet(S, join(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)))), join(W, join(join(meet(V, Y), meet(Y, U)), Y))))))), join(X, join(meet(join(meet(W, Y), meet(Y, join(W, Y))), join(meet(W, join(join(meet(V, Y), meet(Y, U)), Y)), meet(join(meet(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)), meet(S, join(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)))), join(W, join(join(meet(V, Y), meet(Y, U)), Y))))), meet(join(meet(W, join(join(meet(V, Y), meet(Y, U)), Y)), meet(join(meet(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)), meet(S, join(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)))), join(W, join(join(meet(V, Y), meet(Y, U)), Y)))), join(join(meet(W, Y), meet(Y, join(W, Y))), join(meet(W, join(join(meet(V, Y), meet(Y, U)), Y)), meet(join(meet(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)), meet(S, join(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)))), join(W, join(join(meet(V, Y), meet(Y, U)), Y)))))))))), join(meet(join(meet(W, Y), meet(Y, join(W, Y))), join(meet(W, join(join(meet(V, Y), meet(Y, U)), Y)), meet(join(meet(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)), meet(S, join(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)))), join(W, join(join(meet(V, Y), meet(Y, U)), Y))))), meet(join(meet(W, join(join(meet(V, Y), meet(Y, U)), Y)), meet(join(meet(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)), meet(S, join(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)))), join(W, join(join(meet(V, Y), meet(Y, U)), Y)))), join(join(meet(W, Y), meet(Y, join(W, Y))), join(meet(W, join(join(meet(V, Y), meet(Y, U)), Y)), meet(join(meet(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)), meet(S, join(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)))), join(W, join(join(meet(V, Y), meet(Y, U)), Y)))))))), meet(join(meet(join(meet(W, Y), meet(Y, join(W, Y))), join(meet(W, join(join(meet(V, Y), meet(Y, U)), Y)), meet(join(meet(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)), meet(S, join(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)))), join(W, join(join(meet(V, Y), meet(Y, U)), Y))))), meet(join(meet(W, join(join(meet(V, Y), meet(Y, U)), Y)), meet(join(meet(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)), meet(S, join(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)))), join(W, join(join(meet(V, Y), meet(Y, U)), Y)))), join(join(meet(W, Y), meet(Y, join(W, Y))), join(meet(W, join(join(meet(V, Y), meet(Y, U)), Y)), meet(join(meet(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)), meet(S, join(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)))), join(W, join(join(meet(V, Y), meet(Y, U)), Y))))))), join(join(meet(X, join(meet(join(meet(W, Y), meet(Y, join(W, Y))), join(meet(W, join(join(meet(V, Y), meet(Y, U)), Y)), meet(join(meet(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)), meet(S, join(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)))), join(W, join(join(meet(V, Y), meet(Y, U)), Y))))), meet(join(meet(W, join(join(meet(V, Y), meet(Y, U)), Y)), meet(join(meet(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)), meet(S, join(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)))), join(W, join(join(meet(V, Y), meet(Y, U)), Y)))), join(join(meet(W, Y), meet(Y, join(W, Y))), join(meet(W, join(join(meet(V, Y), meet(Y, U)), Y)), meet(join(meet(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)), meet(S, join(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)))), join(W, join(join(meet(V, Y), meet(Y, U)), Y)))))))), meet(join(meet(join(meet(W, Y), meet(Y, join(W, Y))), join(meet(W, join(join(meet(V, Y), meet(Y, U)), Y)), meet(join(meet(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)), meet(S, join(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)))), join(W, join(join(meet(V, Y), meet(Y, U)), Y))))), meet(join(meet(W, join(join(meet(V, Y), meet(Y, U)), Y)), meet(join(meet(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)), meet(S, join(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)))), join(W, join(join(meet(V, Y), meet(Y, U)), Y)))), join(join(meet(W, Y), meet(Y, join(W, Y))), join(meet(W, join(join(meet(V, Y), meet(Y, U)), Y)), meet(join(meet(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)), meet(S, join(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)))), join(W, join(join(meet(V, Y), meet(Y, U)), Y))))))), join(X, join(meet(join(meet(W, Y), meet(Y, join(W, Y))), join(meet(W, join(join(meet(V, Y), meet(Y, U)), Y)), meet(join(meet(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)), meet(S, join(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)))), join(W, join(join(meet(V, Y), meet(Y, U)), Y))))), meet(join(meet(W, join(join(meet(V, Y), meet(Y, U)), Y)), meet(join(meet(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)), meet(S, join(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)))), join(W, join(join(meet(V, Y), meet(Y, U)), Y)))), join(join(meet(W, Y), meet(Y, join(W, Y))), join(meet(W, join(join(meet(V, Y), meet(Y, U)), Y)), meet(join(meet(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)), meet(S, join(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)))), join(W, join(join(meet(V, Y), meet(Y, U)), Y)))))))))), join(meet(join(meet(W, Y), meet(Y, join(W, Y))), join(meet(W, join(join(meet(V, Y), meet(Y, U)), Y)), meet(join(meet(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)), meet(S, join(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)))), join(W, join(join(meet(V, Y), meet(Y, U)), Y))))), meet(join(meet(W, join(join(meet(V, Y), meet(Y, U)), Y)), meet(join(meet(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)), meet(S, join(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)))), join(W, join(join(meet(V, Y), meet(Y, U)), Y)))), join(join(meet(W, Y), meet(Y, join(W, Y))), join(meet(W, join(join(meet(V, Y), meet(Y, U)), Y)), meet(join(meet(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)), meet(S, join(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)))), join(W, join(join(meet(V, Y), meet(Y, U)), Y)))))))))), Z), meet(join(meet(join(meet(W, Y), meet(Y, join(W, Y))), join(meet(W, join(join(meet(V, Y), meet(Y, U)), Y)), meet(join(meet(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)), meet(S, join(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)))), join(W, join(join(meet(V, Y), meet(Y, U)), Y))))), meet(join(meet(W, join(join(meet(V, Y), meet(Y, U)), Y)), meet(join(meet(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)), meet(S, join(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)))), join(W, join(join(meet(V, Y), meet(Y, U)), Y)))), join(join(meet(W, Y), meet(Y, join(W, Y))), join(meet(W, join(join(meet(V, Y), meet(Y, U)), Y)), meet(join(meet(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)), meet(S, join(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)))), join(W, join(join(meet(V, Y), meet(Y, U)), Y))))))), join(join(meet(join(meet(X, join(meet(join(meet(W, Y), meet(Y, join(W, Y))), join(meet(W, join(join(meet(V, Y), meet(Y, U)), Y)), meet(join(meet(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)), meet(S, join(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)))), join(W, join(join(meet(V, Y), meet(Y, U)), Y))))), meet(join(meet(W, join(join(meet(V, Y), meet(Y, U)), Y)), meet(join(meet(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)), meet(S, join(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)))), join(W, join(join(meet(V, Y), meet(Y, U)), Y)))), join(join(meet(W, Y), meet(Y, join(W, Y))), join(meet(W, join(join(meet(V, Y), meet(Y, U)), Y)), meet(join(meet(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)), meet(S, join(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)))), join(W, join(join(meet(V, Y), meet(Y, U)), Y)))))))), meet(join(meet(join(meet(W, Y), meet(Y, join(W, Y))), join(meet(W, join(join(meet(V, Y), meet(Y, U)), Y)), meet(join(meet(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)), meet(S, join(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)))), join(W, join(join(meet(V, Y), meet(Y, U)), Y))))), meet(join(meet(W, join(join(meet(V, Y), meet(Y, U)), Y)), meet(join(meet(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)), meet(S, join(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)))), join(W, join(join(meet(V, Y), meet(Y, U)), Y)))), join(join(meet(W, Y), meet(Y, join(W, Y))), join(meet(W, join(join(meet(V, Y), meet(Y, U)), Y)), meet(join(meet(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)), meet(S, join(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)))), join(W, join(join(meet(V, Y), meet(Y, U)), Y))))))), join(X, join(meet(join(meet(W, Y), meet(Y, join(W, Y))), join(meet(W, join(join(meet(V, Y), meet(Y, U)), Y)), meet(join(meet(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)), meet(S, join(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)))), join(W, join(join(meet(V, Y), meet(Y, U)), Y))))), meet(join(meet(W, join(join(meet(V, Y), meet(Y, U)), Y)), meet(join(meet(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)), meet(S, join(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)))), join(W, join(join(meet(V, Y), meet(Y, U)), Y)))), join(join(meet(W, Y), meet(Y, join(W, Y))), join(meet(W, join(join(meet(V, Y), meet(Y, U)), Y)), meet(join(meet(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)), meet(S, join(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)))), join(W, join(join(meet(V, Y), meet(Y, U)), Y)))))))))), Y), meet(Y, join(join(meet(X, Y), meet(Y, join(X, Y))), Y))), Z)))
% 49.62/9.70  = { by axiom 1 (single_axiom) R->L }
% 49.62/9.71    join(meet(join(meet(join(meet(X, Y), meet(join(meet(join(meet(W, Y), meet(Y, join(W, Y))), join(meet(W, join(join(meet(V, Y), meet(Y, U)), Y)), meet(join(meet(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)), meet(S, join(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)))), join(W, join(join(meet(V, Y), meet(Y, U)), Y))))), meet(join(meet(W, join(join(meet(V, Y), meet(Y, U)), Y)), meet(join(meet(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)), meet(S, join(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)))), join(W, join(join(meet(V, Y), meet(Y, U)), Y)))), join(join(meet(W, Y), meet(Y, join(W, Y))), join(meet(W, join(join(meet(V, Y), meet(Y, U)), Y)), meet(join(meet(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)), meet(S, join(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)))), join(W, join(join(meet(V, Y), meet(Y, U)), Y))))))), join(X, join(meet(join(meet(W, Y), meet(Y, join(W, Y))), join(meet(W, join(join(meet(V, Y), meet(Y, U)), Y)), meet(join(meet(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)), meet(S, join(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)))), join(W, join(join(meet(V, Y), meet(Y, U)), Y))))), meet(join(meet(W, join(join(meet(V, Y), meet(Y, U)), Y)), meet(join(meet(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)), meet(S, join(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)))), join(W, join(join(meet(V, Y), meet(Y, U)), Y)))), join(join(meet(W, Y), meet(Y, join(W, Y))), join(meet(W, join(join(meet(V, Y), meet(Y, U)), Y)), meet(join(meet(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)), meet(S, join(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)))), join(W, join(join(meet(V, Y), meet(Y, U)), Y)))))))))), join(meet(join(meet(W, Y), meet(Y, join(W, Y))), join(meet(W, join(join(meet(V, Y), meet(Y, U)), Y)), meet(join(meet(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)), meet(S, join(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)))), join(W, join(join(meet(V, Y), meet(Y, U)), Y))))), meet(join(meet(W, join(join(meet(V, Y), meet(Y, U)), Y)), meet(join(meet(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)), meet(S, join(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)))), join(W, join(join(meet(V, Y), meet(Y, U)), Y)))), join(join(meet(W, Y), meet(Y, join(W, Y))), join(meet(W, join(join(meet(V, Y), meet(Y, U)), Y)), meet(join(meet(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)), meet(S, join(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)))), join(W, join(join(meet(V, Y), meet(Y, U)), Y)))))))), meet(join(meet(join(meet(W, Y), meet(Y, join(W, Y))), join(meet(W, join(join(meet(V, Y), meet(Y, U)), Y)), meet(join(meet(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)), meet(S, join(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)))), join(W, join(join(meet(V, Y), meet(Y, U)), Y))))), meet(join(meet(W, join(join(meet(V, Y), meet(Y, U)), Y)), meet(join(meet(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)), meet(S, join(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)))), join(W, join(join(meet(V, Y), meet(Y, U)), Y)))), join(join(meet(W, Y), meet(Y, join(W, Y))), join(meet(W, join(join(meet(V, Y), meet(Y, U)), Y)), meet(join(meet(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)), meet(S, join(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)))), join(W, join(join(meet(V, Y), meet(Y, U)), Y))))))), join(join(meet(X, join(meet(join(meet(W, Y), meet(Y, join(W, Y))), join(meet(W, join(join(meet(V, Y), meet(Y, U)), Y)), meet(join(meet(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)), meet(S, join(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)))), join(W, join(join(meet(V, Y), meet(Y, U)), Y))))), meet(join(meet(W, join(join(meet(V, Y), meet(Y, U)), Y)), meet(join(meet(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)), meet(S, join(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)))), join(W, join(join(meet(V, Y), meet(Y, U)), Y)))), join(join(meet(W, Y), meet(Y, join(W, Y))), join(meet(W, join(join(meet(V, Y), meet(Y, U)), Y)), meet(join(meet(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)), meet(S, join(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)))), join(W, join(join(meet(V, Y), meet(Y, U)), Y)))))))), meet(join(meet(join(meet(W, Y), meet(Y, join(W, Y))), join(meet(W, join(join(meet(V, Y), meet(Y, U)), Y)), meet(join(meet(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)), meet(S, join(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)))), join(W, join(join(meet(V, Y), meet(Y, U)), Y))))), meet(join(meet(W, join(join(meet(V, Y), meet(Y, U)), Y)), meet(join(meet(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)), meet(S, join(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)))), join(W, join(join(meet(V, Y), meet(Y, U)), Y)))), join(join(meet(W, Y), meet(Y, join(W, Y))), join(meet(W, join(join(meet(V, Y), meet(Y, U)), Y)), meet(join(meet(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)), meet(S, join(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)))), join(W, join(join(meet(V, Y), meet(Y, U)), Y))))))), join(X, join(meet(join(meet(W, Y), meet(Y, join(W, Y))), join(meet(W, join(join(meet(V, Y), meet(Y, U)), Y)), meet(join(meet(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)), meet(S, join(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)))), join(W, join(join(meet(V, Y), meet(Y, U)), Y))))), meet(join(meet(W, join(join(meet(V, Y), meet(Y, U)), Y)), meet(join(meet(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)), meet(S, join(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)))), join(W, join(join(meet(V, Y), meet(Y, U)), Y)))), join(join(meet(W, Y), meet(Y, join(W, Y))), join(meet(W, join(join(meet(V, Y), meet(Y, U)), Y)), meet(join(meet(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)), meet(S, join(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)))), join(W, join(join(meet(V, Y), meet(Y, U)), Y)))))))))), join(meet(join(meet(W, Y), meet(Y, join(W, Y))), join(meet(W, join(join(meet(V, Y), meet(Y, U)), Y)), meet(join(meet(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)), meet(S, join(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)))), join(W, join(join(meet(V, Y), meet(Y, U)), Y))))), meet(join(meet(W, join(join(meet(V, Y), meet(Y, U)), Y)), meet(join(meet(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)), meet(S, join(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)))), join(W, join(join(meet(V, Y), meet(Y, U)), Y)))), join(join(meet(W, Y), meet(Y, join(W, Y))), join(meet(W, join(join(meet(V, Y), meet(Y, U)), Y)), meet(join(meet(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)), meet(S, join(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)))), join(W, join(join(meet(V, Y), meet(Y, U)), Y)))))))))), Z), meet(join(meet(join(meet(W, Y), meet(Y, join(W, Y))), join(meet(W, join(join(meet(V, Y), meet(Y, U)), Y)), meet(join(meet(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)), meet(S, join(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)))), join(W, join(join(meet(V, Y), meet(Y, U)), Y))))), meet(join(meet(W, join(join(meet(V, Y), meet(Y, U)), Y)), meet(join(meet(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)), meet(S, join(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)))), join(W, join(join(meet(V, Y), meet(Y, U)), Y)))), join(join(meet(W, Y), meet(Y, join(W, Y))), join(meet(W, join(join(meet(V, Y), meet(Y, U)), Y)), meet(join(meet(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)), meet(S, join(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)))), join(W, join(join(meet(V, Y), meet(Y, U)), Y))))))), join(join(meet(join(meet(X, join(meet(join(meet(W, Y), meet(Y, join(W, Y))), join(meet(W, join(join(meet(V, Y), meet(Y, U)), Y)), meet(join(meet(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)), meet(S, join(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)))), join(W, join(join(meet(V, Y), meet(Y, U)), Y))))), meet(join(meet(W, join(join(meet(V, Y), meet(Y, U)), Y)), meet(join(meet(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)), meet(S, join(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)))), join(W, join(join(meet(V, Y), meet(Y, U)), Y)))), join(join(meet(W, Y), meet(Y, join(W, Y))), join(meet(W, join(join(meet(V, Y), meet(Y, U)), Y)), meet(join(meet(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)), meet(S, join(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)))), join(W, join(join(meet(V, Y), meet(Y, U)), Y)))))))), meet(join(meet(join(meet(W, Y), meet(Y, join(W, Y))), join(meet(W, join(join(meet(V, Y), meet(Y, U)), Y)), meet(join(meet(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)), meet(S, join(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)))), join(W, join(join(meet(V, Y), meet(Y, U)), Y))))), meet(join(meet(W, join(join(meet(V, Y), meet(Y, U)), Y)), meet(join(meet(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)), meet(S, join(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)))), join(W, join(join(meet(V, Y), meet(Y, U)), Y)))), join(join(meet(W, Y), meet(Y, join(W, Y))), join(meet(W, join(join(meet(V, Y), meet(Y, U)), Y)), meet(join(meet(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)), meet(S, join(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)))), join(W, join(join(meet(V, Y), meet(Y, U)), Y))))))), join(X, join(meet(join(meet(W, Y), meet(Y, join(W, Y))), join(meet(W, join(join(meet(V, Y), meet(Y, U)), Y)), meet(join(meet(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)), meet(S, join(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)))), join(W, join(join(meet(V, Y), meet(Y, U)), Y))))), meet(join(meet(W, join(join(meet(V, Y), meet(Y, U)), Y)), meet(join(meet(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)), meet(S, join(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)))), join(W, join(join(meet(V, Y), meet(Y, U)), Y)))), join(join(meet(W, Y), meet(Y, join(W, Y))), join(meet(W, join(join(meet(V, Y), meet(Y, U)), Y)), meet(join(meet(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)), meet(S, join(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)))), join(W, join(join(meet(V, Y), meet(Y, U)), Y)))))))))), join(meet(join(meet(W, Y), meet(Y, join(W, Y))), join(meet(W, join(join(meet(V, Y), meet(Y, U)), Y)), meet(join(meet(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)), meet(S, join(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)))), join(W, join(join(meet(V, Y), meet(Y, U)), Y))))), meet(join(meet(W, join(join(meet(V, Y), meet(Y, U)), Y)), meet(join(meet(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)), meet(S, join(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)))), join(W, join(join(meet(V, Y), meet(Y, U)), Y)))), join(join(meet(W, Y), meet(Y, join(W, Y))), join(meet(W, join(join(meet(V, Y), meet(Y, U)), Y)), meet(join(meet(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)), meet(S, join(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)))), join(W, join(join(meet(V, Y), meet(Y, U)), Y)))))))), meet(Y, join(join(meet(X, Y), meet(Y, join(X, Y))), Y))), Z)))
% 49.62/9.74  = { by axiom 1 (single_axiom) R->L }
% 49.62/9.75    join(meet(join(meet(join(meet(X, Y), meet(join(meet(join(meet(W, Y), meet(Y, join(W, Y))), join(meet(W, join(join(meet(V, Y), meet(Y, U)), Y)), meet(join(meet(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)), meet(S, join(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)))), join(W, join(join(meet(V, Y), meet(Y, U)), Y))))), meet(join(meet(W, join(join(meet(V, Y), meet(Y, U)), Y)), meet(join(meet(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)), meet(S, join(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)))), join(W, join(join(meet(V, Y), meet(Y, U)), Y)))), join(join(meet(W, Y), meet(Y, join(W, Y))), join(meet(W, join(join(meet(V, Y), meet(Y, U)), Y)), meet(join(meet(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)), meet(S, join(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)))), join(W, join(join(meet(V, Y), meet(Y, U)), Y))))))), join(X, join(meet(join(meet(W, Y), meet(Y, join(W, Y))), join(meet(W, join(join(meet(V, Y), meet(Y, U)), Y)), meet(join(meet(Y, 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Y)), Y)))), join(W, join(join(meet(V, Y), meet(Y, U)), Y))))), meet(join(meet(W, join(join(meet(V, Y), meet(Y, U)), Y)), meet(join(meet(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)), meet(S, join(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)))), join(W, join(join(meet(V, Y), meet(Y, U)), Y)))), join(join(meet(W, Y), meet(Y, join(W, Y))), join(meet(W, join(join(meet(V, Y), meet(Y, U)), Y)), meet(join(meet(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)), meet(S, join(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)))), join(W, join(join(meet(V, Y), meet(Y, U)), Y))))))), join(join(meet(X, Y), meet(Y, join(X, Y))), Y))), Z)))
% 49.62/9.79  = { by axiom 1 (single_axiom) R->L }
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Y), meet(Y, U)), Y)))), join(join(meet(W, Y), meet(Y, join(W, Y))), join(meet(W, join(join(meet(V, Y), meet(Y, U)), Y)), meet(join(meet(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)), meet(S, join(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)))), join(W, join(join(meet(V, Y), meet(Y, U)), Y)))))))), meet(join(meet(join(meet(W, Y), meet(Y, join(W, Y))), join(meet(W, join(join(meet(V, Y), meet(Y, U)), Y)), meet(join(meet(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)), meet(S, join(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)))), join(W, join(join(meet(V, Y), meet(Y, U)), Y))))), meet(join(meet(W, join(join(meet(V, Y), meet(Y, U)), Y)), meet(join(meet(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)), meet(S, join(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)))), join(W, join(join(meet(V, Y), meet(Y, U)), Y)))), join(join(meet(W, Y), meet(Y, join(W, Y))), join(meet(W, join(join(meet(V, Y), meet(Y, U)), Y)), meet(join(meet(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)), meet(S, join(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)))), join(W, join(join(meet(V, Y), meet(Y, U)), Y))))))), join(X, join(meet(join(meet(W, Y), meet(Y, join(W, Y))), join(meet(W, join(join(meet(V, Y), meet(Y, U)), Y)), meet(join(meet(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)), meet(S, join(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)))), join(W, join(join(meet(V, Y), meet(Y, U)), Y))))), meet(join(meet(W, join(join(meet(V, Y), meet(Y, U)), Y)), meet(join(meet(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)), meet(S, join(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)))), join(W, join(join(meet(V, Y), meet(Y, U)), Y)))), join(join(meet(W, Y), meet(Y, join(W, Y))), join(meet(W, join(join(meet(V, Y), meet(Y, U)), Y)), meet(join(meet(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)), meet(S, join(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)))), join(W, join(join(meet(V, Y), meet(Y, U)), Y)))))))))), join(meet(join(meet(W, Y), meet(Y, join(W, Y))), join(meet(W, join(join(meet(V, Y), meet(Y, U)), Y)), meet(join(meet(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)), meet(S, join(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)))), join(W, join(join(meet(V, Y), meet(Y, U)), Y))))), meet(join(meet(W, join(join(meet(V, Y), meet(Y, U)), Y)), meet(join(meet(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)), meet(S, join(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)))), join(W, join(join(meet(V, Y), meet(Y, U)), Y)))), join(join(meet(W, Y), meet(Y, join(W, Y))), join(meet(W, join(join(meet(V, Y), meet(Y, U)), Y)), meet(join(meet(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)), meet(S, join(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)))), join(W, join(join(meet(V, Y), meet(Y, U)), Y)))))))), meet(join(meet(join(meet(W, Y), meet(Y, join(W, Y))), join(meet(W, join(join(meet(V, Y), meet(Y, U)), Y)), meet(join(meet(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)), meet(S, join(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)))), join(W, join(join(meet(V, Y), meet(Y, U)), Y))))), meet(join(meet(W, join(join(meet(V, Y), meet(Y, U)), Y)), meet(join(meet(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)), meet(S, join(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)))), join(W, join(join(meet(V, Y), meet(Y, U)), Y)))), join(join(meet(W, Y), meet(Y, join(W, Y))), join(meet(W, join(join(meet(V, Y), meet(Y, U)), Y)), meet(join(meet(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)), meet(S, join(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)))), join(W, join(join(meet(V, Y), meet(Y, U)), Y))))))), join(join(meet(X, join(meet(join(meet(W, Y), meet(Y, join(W, Y))), join(meet(W, join(join(meet(V, Y), meet(Y, U)), Y)), meet(join(meet(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)), meet(S, join(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)))), join(W, join(join(meet(V, Y), meet(Y, U)), Y))))), meet(join(meet(W, join(join(meet(V, Y), meet(Y, U)), Y)), meet(join(meet(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)), meet(S, join(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)))), join(W, join(join(meet(V, Y), meet(Y, U)), Y)))), join(join(meet(W, Y), meet(Y, join(W, Y))), join(meet(W, join(join(meet(V, Y), meet(Y, U)), Y)), meet(join(meet(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)), meet(S, join(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)))), join(W, join(join(meet(V, Y), meet(Y, U)), Y)))))))), meet(Y, join(X, Y))), Y))), Z)))
% 49.62/9.81  = { by axiom 1 (single_axiom) R->L }
% 49.62/9.82    join(meet(join(meet(join(meet(X, Y), meet(join(meet(join(meet(W, Y), meet(Y, join(W, Y))), join(meet(W, join(join(meet(V, Y), meet(Y, U)), Y)), meet(join(meet(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)), meet(S, join(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)))), join(W, join(join(meet(V, Y), meet(Y, U)), Y))))), meet(join(meet(W, join(join(meet(V, Y), meet(Y, U)), Y)), meet(join(meet(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)), meet(S, join(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)))), join(W, join(join(meet(V, Y), meet(Y, U)), Y)))), join(join(meet(W, Y), meet(Y, join(W, Y))), join(meet(W, join(join(meet(V, Y), meet(Y, U)), Y)), meet(join(meet(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)), meet(S, join(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)))), join(W, join(join(meet(V, Y), meet(Y, U)), Y))))))), join(X, join(meet(join(meet(W, Y), meet(Y, join(W, Y))), join(meet(W, join(join(meet(V, Y), meet(Y, U)), Y)), meet(join(meet(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)), meet(S, join(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)))), join(W, join(join(meet(V, Y), meet(Y, U)), Y))))), meet(join(meet(W, join(join(meet(V, Y), meet(Y, U)), Y)), meet(join(meet(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)), meet(S, join(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)))), join(W, join(join(meet(V, Y), meet(Y, U)), Y)))), join(join(meet(W, Y), meet(Y, join(W, Y))), join(meet(W, join(join(meet(V, Y), meet(Y, U)), Y)), meet(join(meet(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)), meet(S, join(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)))), join(W, join(join(meet(V, Y), meet(Y, U)), Y)))))))))), join(meet(join(meet(W, Y), meet(Y, join(W, Y))), join(meet(W, join(join(meet(V, Y), meet(Y, U)), Y)), meet(join(meet(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)), meet(S, join(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)))), join(W, join(join(meet(V, Y), meet(Y, U)), Y))))), meet(join(meet(W, 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join(join(meet(V, Y), meet(Y, U)), Y)))), join(join(meet(W, Y), meet(Y, join(W, Y))), join(meet(W, join(join(meet(V, Y), meet(Y, U)), Y)), meet(join(meet(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)), meet(S, join(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)))), join(W, join(join(meet(V, Y), meet(Y, U)), Y))))))), join(join(meet(X, join(meet(join(meet(W, Y), meet(Y, join(W, Y))), join(meet(W, join(join(meet(V, Y), meet(Y, U)), Y)), meet(join(meet(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)), meet(S, join(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)))), join(W, join(join(meet(V, Y), meet(Y, U)), Y))))), meet(join(meet(W, join(join(meet(V, Y), meet(Y, U)), Y)), meet(join(meet(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)), meet(S, join(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)))), join(W, join(join(meet(V, Y), meet(Y, U)), Y)))), join(join(meet(W, Y), meet(Y, join(W, Y))), join(meet(W, join(join(meet(V, Y), meet(Y, U)), Y)), meet(join(meet(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)), meet(S, join(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)))), join(W, join(join(meet(V, Y), meet(Y, U)), Y)))))))), meet(join(meet(join(meet(W, Y), meet(Y, join(W, Y))), join(meet(W, join(join(meet(V, Y), meet(Y, U)), Y)), meet(join(meet(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)), meet(S, join(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)))), join(W, join(join(meet(V, Y), meet(Y, U)), Y))))), meet(join(meet(W, join(join(meet(V, Y), meet(Y, U)), Y)), meet(join(meet(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)), meet(S, join(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)))), join(W, join(join(meet(V, Y), meet(Y, U)), Y)))), join(join(meet(W, Y), meet(Y, join(W, Y))), join(meet(W, join(join(meet(V, Y), meet(Y, U)), Y)), meet(join(meet(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)), meet(S, join(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)))), join(W, join(join(meet(V, Y), meet(Y, U)), Y))))))), join(X, join(meet(join(meet(W, Y), meet(Y, join(W, Y))), join(meet(W, join(join(meet(V, Y), meet(Y, U)), Y)), meet(join(meet(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)), meet(S, join(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)))), join(W, join(join(meet(V, Y), meet(Y, U)), Y))))), meet(join(meet(W, join(join(meet(V, Y), meet(Y, U)), Y)), meet(join(meet(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)), meet(S, join(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)))), join(W, join(join(meet(V, Y), meet(Y, U)), Y)))), join(join(meet(W, Y), meet(Y, join(W, Y))), join(meet(W, join(join(meet(V, Y), meet(Y, U)), Y)), meet(join(meet(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)), meet(S, join(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)))), join(W, join(join(meet(V, Y), meet(Y, U)), Y)))))))))), join(meet(join(meet(W, Y), meet(Y, join(W, Y))), join(meet(W, join(join(meet(V, Y), meet(Y, U)), Y)), meet(join(meet(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)), meet(S, join(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)))), join(W, join(join(meet(V, Y), meet(Y, U)), Y))))), meet(join(meet(W, join(join(meet(V, Y), meet(Y, U)), Y)), meet(join(meet(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)), meet(S, join(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)))), join(W, join(join(meet(V, Y), meet(Y, U)), Y)))), join(join(meet(W, Y), meet(Y, join(W, Y))), join(meet(W, join(join(meet(V, Y), meet(Y, U)), Y)), meet(join(meet(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)), meet(S, join(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)))), join(W, join(join(meet(V, Y), meet(Y, U)), Y)))))))))), Z), meet(join(meet(join(meet(W, Y), meet(Y, join(W, Y))), join(meet(W, join(join(meet(V, Y), meet(Y, U)), Y)), meet(join(meet(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)), meet(S, join(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)))), join(W, join(join(meet(V, Y), meet(Y, U)), Y))))), meet(join(meet(W, join(join(meet(V, Y), meet(Y, U)), Y)), meet(join(meet(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)), meet(S, join(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)))), join(W, join(join(meet(V, Y), meet(Y, U)), Y)))), join(join(meet(W, Y), meet(Y, join(W, Y))), join(meet(W, join(join(meet(V, Y), meet(Y, U)), Y)), meet(join(meet(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)), meet(S, join(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)))), join(W, join(join(meet(V, Y), meet(Y, U)), Y))))))), join(join(meet(join(meet(X, join(meet(join(meet(W, Y), meet(Y, join(W, Y))), join(meet(W, join(join(meet(V, Y), meet(Y, U)), Y)), meet(join(meet(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)), meet(S, join(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)))), join(W, join(join(meet(V, Y), meet(Y, U)), Y))))), meet(join(meet(W, join(join(meet(V, Y), meet(Y, U)), Y)), meet(join(meet(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)), meet(S, join(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)))), join(W, join(join(meet(V, Y), meet(Y, U)), Y)))), join(join(meet(W, Y), meet(Y, join(W, Y))), join(meet(W, join(join(meet(V, Y), meet(Y, U)), Y)), meet(join(meet(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)), meet(S, join(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)))), join(W, join(join(meet(V, Y), meet(Y, U)), Y)))))))), meet(join(meet(join(meet(W, Y), meet(Y, join(W, Y))), join(meet(W, join(join(meet(V, Y), meet(Y, U)), Y)), meet(join(meet(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)), meet(S, join(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)))), join(W, join(join(meet(V, Y), meet(Y, U)), Y))))), meet(join(meet(W, join(join(meet(V, Y), meet(Y, U)), Y)), meet(join(meet(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)), meet(S, join(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)))), join(W, join(join(meet(V, Y), meet(Y, U)), Y)))), join(join(meet(W, Y), meet(Y, join(W, Y))), join(meet(W, join(join(meet(V, Y), meet(Y, U)), Y)), meet(join(meet(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)), meet(S, join(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)))), join(W, join(join(meet(V, Y), meet(Y, U)), Y))))))), join(X, join(meet(join(meet(W, Y), meet(Y, join(W, Y))), join(meet(W, join(join(meet(V, Y), meet(Y, U)), Y)), meet(join(meet(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)), meet(S, join(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)))), join(W, join(join(meet(V, Y), meet(Y, U)), Y))))), meet(join(meet(W, join(join(meet(V, Y), meet(Y, U)), Y)), meet(join(meet(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)), meet(S, join(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)))), join(W, join(join(meet(V, Y), meet(Y, U)), Y)))), join(join(meet(W, Y), meet(Y, join(W, Y))), join(meet(W, join(join(meet(V, Y), meet(Y, U)), Y)), meet(join(meet(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)), meet(S, join(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)))), join(W, join(join(meet(V, Y), meet(Y, U)), Y)))))))))), join(meet(join(meet(W, Y), meet(Y, join(W, Y))), join(meet(W, join(join(meet(V, Y), meet(Y, U)), Y)), meet(join(meet(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)), meet(S, join(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)))), join(W, join(join(meet(V, Y), meet(Y, U)), Y))))), meet(join(meet(W, join(join(meet(V, Y), meet(Y, U)), Y)), meet(join(meet(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)), meet(S, join(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)))), join(W, join(join(meet(V, Y), meet(Y, U)), Y)))), join(join(meet(W, Y), meet(Y, join(W, Y))), join(meet(W, join(join(meet(V, Y), meet(Y, U)), Y)), meet(join(meet(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)), meet(S, join(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)))), join(W, join(join(meet(V, Y), meet(Y, U)), Y)))))))), meet(join(meet(join(meet(W, Y), meet(Y, join(W, Y))), join(meet(W, join(join(meet(V, Y), meet(Y, U)), Y)), meet(join(meet(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)), meet(S, join(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)))), join(W, join(join(meet(V, Y), meet(Y, U)), Y))))), meet(join(meet(W, join(join(meet(V, Y), meet(Y, U)), Y)), meet(join(meet(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)), meet(S, join(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)))), join(W, join(join(meet(V, Y), meet(Y, U)), Y)))), join(join(meet(W, Y), meet(Y, join(W, Y))), join(meet(W, join(join(meet(V, Y), meet(Y, U)), Y)), meet(join(meet(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)), meet(S, join(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)))), join(W, join(join(meet(V, Y), meet(Y, U)), Y))))))), join(join(meet(X, join(meet(join(meet(W, Y), meet(Y, join(W, Y))), join(meet(W, join(join(meet(V, Y), meet(Y, U)), Y)), meet(join(meet(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)), meet(S, join(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)))), join(W, join(join(meet(V, Y), meet(Y, U)), Y))))), meet(join(meet(W, join(join(meet(V, Y), meet(Y, U)), Y)), meet(join(meet(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)), meet(S, join(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)))), join(W, join(join(meet(V, Y), meet(Y, U)), Y)))), join(join(meet(W, Y), meet(Y, join(W, Y))), join(meet(W, join(join(meet(V, Y), meet(Y, U)), Y)), meet(join(meet(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)), meet(S, join(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)))), join(W, join(join(meet(V, Y), meet(Y, U)), Y)))))))), meet(join(meet(join(meet(W, Y), meet(Y, join(W, Y))), join(meet(W, join(join(meet(V, Y), meet(Y, U)), Y)), meet(join(meet(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)), meet(S, join(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)))), join(W, join(join(meet(V, Y), meet(Y, U)), Y))))), meet(join(meet(W, join(join(meet(V, Y), meet(Y, U)), Y)), meet(join(meet(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)), meet(S, join(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)))), join(W, join(join(meet(V, Y), meet(Y, U)), Y)))), join(join(meet(W, Y), meet(Y, join(W, Y))), join(meet(W, join(join(meet(V, Y), meet(Y, U)), Y)), meet(join(meet(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)), meet(S, join(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)))), join(W, join(join(meet(V, Y), meet(Y, U)), Y))))))), join(X, Y))), Y))), Z)))
% 49.62/9.83  = { by axiom 1 (single_axiom) R->L }
% 50.40/9.84    join(meet(join(meet(join(meet(X, Y), meet(join(meet(join(meet(W, Y), meet(Y, join(W, Y))), join(meet(W, join(join(meet(V, Y), meet(Y, U)), Y)), meet(join(meet(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)), meet(S, join(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)))), join(W, join(join(meet(V, Y), meet(Y, U)), Y))))), meet(join(meet(W, join(join(meet(V, Y), meet(Y, U)), Y)), meet(join(meet(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)), meet(S, join(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)))), join(W, join(join(meet(V, Y), meet(Y, U)), Y)))), join(join(meet(W, Y), meet(Y, join(W, Y))), join(meet(W, join(join(meet(V, Y), meet(Y, U)), Y)), meet(join(meet(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)), meet(S, join(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)))), join(W, join(join(meet(V, Y), meet(Y, U)), Y))))))), join(X, join(meet(join(meet(W, Y), meet(Y, join(W, Y))), join(meet(W, join(join(meet(V, Y), meet(Y, U)), Y)), meet(join(meet(Y, 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Y), meet(Y, U)), Y)))), join(join(meet(W, Y), meet(Y, join(W, Y))), join(meet(W, join(join(meet(V, Y), meet(Y, U)), Y)), meet(join(meet(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)), meet(S, join(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)))), join(W, join(join(meet(V, Y), meet(Y, U)), Y)))))))), meet(join(meet(join(meet(W, Y), meet(Y, join(W, Y))), join(meet(W, join(join(meet(V, Y), meet(Y, U)), Y)), meet(join(meet(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)), meet(S, join(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)))), join(W, join(join(meet(V, Y), meet(Y, U)), Y))))), meet(join(meet(W, join(join(meet(V, Y), meet(Y, U)), Y)), meet(join(meet(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)), meet(S, join(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)))), join(W, join(join(meet(V, Y), meet(Y, U)), Y)))), join(join(meet(W, Y), meet(Y, join(W, Y))), join(meet(W, join(join(meet(V, Y), meet(Y, U)), Y)), meet(join(meet(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)), meet(S, join(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)))), join(W, join(join(meet(V, Y), meet(Y, U)), Y))))))), join(X, join(meet(join(meet(W, Y), meet(Y, join(W, Y))), join(meet(W, join(join(meet(V, Y), meet(Y, U)), Y)), meet(join(meet(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)), meet(S, join(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)))), join(W, join(join(meet(V, Y), meet(Y, U)), Y))))), meet(join(meet(W, join(join(meet(V, Y), meet(Y, U)), Y)), meet(join(meet(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)), meet(S, join(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)))), join(W, join(join(meet(V, Y), meet(Y, U)), Y)))), join(join(meet(W, Y), meet(Y, join(W, Y))), join(meet(W, join(join(meet(V, Y), meet(Y, U)), Y)), meet(join(meet(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)), meet(S, join(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)))), join(W, join(join(meet(V, Y), meet(Y, U)), Y)))))))))), join(meet(join(meet(W, Y), meet(Y, join(W, Y))), join(meet(W, join(join(meet(V, Y), meet(Y, U)), Y)), meet(join(meet(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)), meet(S, join(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)))), join(W, join(join(meet(V, Y), meet(Y, U)), Y))))), meet(join(meet(W, join(join(meet(V, Y), meet(Y, U)), Y)), meet(join(meet(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)), meet(S, join(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)))), join(W, join(join(meet(V, Y), meet(Y, U)), Y)))), join(join(meet(W, Y), meet(Y, join(W, Y))), join(meet(W, join(join(meet(V, Y), meet(Y, U)), Y)), meet(join(meet(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)), meet(S, join(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)))), join(W, join(join(meet(V, Y), meet(Y, U)), Y)))))))), meet(join(meet(join(meet(W, Y), meet(Y, join(W, Y))), join(meet(W, join(join(meet(V, Y), meet(Y, U)), Y)), meet(join(meet(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)), meet(S, join(Y, meet(meet(join(V, join(Y, U)), join(T, 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Y)))), join(W, join(join(meet(V, Y), meet(Y, U)), Y)))))))))), Y))), Z)))
% 50.40/9.84  = { by axiom 1 (single_axiom) R->L }
% 50.40/9.86    join(meet(join(meet(join(meet(X, Y), meet(join(meet(join(meet(W, Y), meet(Y, join(W, Y))), join(meet(W, join(join(meet(V, Y), meet(Y, U)), Y)), meet(join(meet(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)), meet(S, join(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)))), join(W, join(join(meet(V, Y), meet(Y, U)), Y))))), meet(join(meet(W, join(join(meet(V, Y), meet(Y, U)), Y)), meet(join(meet(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)), meet(S, join(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)))), join(W, join(join(meet(V, Y), meet(Y, U)), Y)))), join(join(meet(W, Y), meet(Y, join(W, Y))), join(meet(W, join(join(meet(V, Y), meet(Y, U)), Y)), meet(join(meet(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)), meet(S, join(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)))), join(W, join(join(meet(V, Y), meet(Y, U)), Y))))))), join(X, join(meet(join(meet(W, Y), meet(Y, join(W, Y))), join(meet(W, join(join(meet(V, Y), meet(Y, U)), Y)), meet(join(meet(Y, 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% 50.40/9.86  = { by axiom 1 (single_axiom) R->L }
% 51.02/9.87    join(meet(join(meet(join(meet(X, join(meet(join(meet(W, Y), meet(Y, join(W, Y))), join(meet(W, join(join(meet(V, Y), meet(Y, U)), Y)), meet(join(meet(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)), meet(S, join(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)))), join(W, join(join(meet(V, Y), meet(Y, U)), Y))))), meet(join(meet(W, join(join(meet(V, Y), meet(Y, U)), Y)), meet(join(meet(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)), meet(S, join(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)))), join(W, join(join(meet(V, Y), meet(Y, U)), Y)))), join(join(meet(W, Y), meet(Y, join(W, Y))), join(meet(W, join(join(meet(V, Y), meet(Y, U)), Y)), meet(join(meet(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)), meet(S, join(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)))), join(W, join(join(meet(V, Y), meet(Y, U)), Y)))))))), meet(join(meet(join(meet(W, Y), meet(Y, join(W, Y))), join(meet(W, join(join(meet(V, Y), meet(Y, U)), Y)), meet(join(meet(Y, 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meet(S, join(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)))), join(W, join(join(meet(V, Y), meet(Y, U)), Y))))), meet(join(meet(W, join(join(meet(V, Y), meet(Y, U)), Y)), meet(join(meet(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)), meet(S, join(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)))), join(W, join(join(meet(V, Y), meet(Y, U)), Y)))), join(join(meet(W, Y), meet(Y, join(W, Y))), join(meet(W, join(join(meet(V, Y), meet(Y, U)), Y)), meet(join(meet(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)), meet(S, join(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)))), join(W, join(join(meet(V, Y), meet(Y, U)), Y)))))))))), join(meet(join(meet(W, Y), meet(Y, join(W, Y))), join(meet(W, join(join(meet(V, Y), meet(Y, U)), Y)), meet(join(meet(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)), meet(S, join(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)))), join(W, join(join(meet(V, Y), meet(Y, U)), Y))))), meet(join(meet(W, join(join(meet(V, Y), meet(Y, U)), Y)), 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U)), Y)))), join(join(meet(W, Y), meet(Y, join(W, Y))), join(meet(W, join(join(meet(V, Y), meet(Y, U)), Y)), meet(join(meet(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)), meet(S, join(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)))), join(W, join(join(meet(V, Y), meet(Y, U)), Y))))))), join(join(meet(join(meet(X, join(meet(join(meet(W, Y), meet(Y, join(W, Y))), join(meet(W, join(join(meet(V, Y), meet(Y, U)), Y)), meet(join(meet(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)), meet(S, join(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)))), join(W, join(join(meet(V, Y), meet(Y, U)), Y))))), meet(join(meet(W, join(join(meet(V, Y), meet(Y, U)), Y)), meet(join(meet(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)), meet(S, join(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)))), join(W, join(join(meet(V, Y), meet(Y, U)), Y)))), join(join(meet(W, Y), meet(Y, join(W, Y))), join(meet(W, join(join(meet(V, Y), meet(Y, U)), Y)), meet(join(meet(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)), meet(S, join(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)))), join(W, join(join(meet(V, Y), meet(Y, U)), Y)))))))), meet(join(meet(join(meet(W, Y), meet(Y, join(W, Y))), join(meet(W, join(join(meet(V, Y), meet(Y, U)), Y)), meet(join(meet(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)), meet(S, join(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)))), join(W, join(join(meet(V, Y), meet(Y, U)), Y))))), meet(join(meet(W, join(join(meet(V, Y), meet(Y, U)), Y)), meet(join(meet(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)), meet(S, join(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)))), join(W, join(join(meet(V, Y), meet(Y, U)), Y)))), join(join(meet(W, Y), meet(Y, join(W, Y))), join(meet(W, join(join(meet(V, Y), meet(Y, U)), Y)), meet(join(meet(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)), meet(S, join(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)))), join(W, join(join(meet(V, Y), meet(Y, U)), Y))))))), join(X, join(meet(join(meet(W, Y), meet(Y, join(W, Y))), join(meet(W, join(join(meet(V, Y), meet(Y, U)), Y)), meet(join(meet(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)), meet(S, join(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)))), join(W, join(join(meet(V, Y), meet(Y, U)), Y))))), meet(join(meet(W, join(join(meet(V, Y), meet(Y, U)), Y)), meet(join(meet(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)), meet(S, join(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)))), join(W, join(join(meet(V, Y), meet(Y, U)), Y)))), join(join(meet(W, Y), meet(Y, join(W, Y))), join(meet(W, join(join(meet(V, Y), meet(Y, U)), Y)), meet(join(meet(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)), meet(S, join(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)))), join(W, join(join(meet(V, Y), meet(Y, U)), Y)))))))))), join(meet(join(meet(W, Y), meet(Y, join(W, Y))), join(meet(W, join(join(meet(V, Y), meet(Y, U)), Y)), meet(join(meet(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)), meet(S, join(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)))), join(W, join(join(meet(V, Y), meet(Y, U)), Y))))), meet(join(meet(W, join(join(meet(V, Y), meet(Y, U)), Y)), meet(join(meet(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)), meet(S, join(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)))), join(W, join(join(meet(V, Y), meet(Y, U)), Y)))), join(join(meet(W, Y), meet(Y, join(W, Y))), join(meet(W, join(join(meet(V, Y), meet(Y, U)), Y)), meet(join(meet(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)), meet(S, join(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)))), join(W, join(join(meet(V, Y), meet(Y, U)), Y)))))))), meet(join(meet(join(meet(W, Y), meet(Y, join(W, Y))), join(meet(W, join(join(meet(V, Y), meet(Y, U)), Y)), meet(join(meet(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)), meet(S, join(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)))), join(W, join(join(meet(V, Y), meet(Y, U)), Y))))), meet(join(meet(W, join(join(meet(V, Y), meet(Y, U)), Y)), meet(join(meet(Y, meet(meet(join(V, join(Y, U)), 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join(W, Y))), join(meet(W, join(join(meet(V, Y), meet(Y, U)), Y)), meet(join(meet(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)), meet(S, join(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)))), join(W, join(join(meet(V, Y), meet(Y, U)), Y)))))))), meet(join(meet(join(meet(W, Y), meet(Y, join(W, Y))), join(meet(W, join(join(meet(V, Y), meet(Y, U)), Y)), meet(join(meet(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)), meet(S, join(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)))), join(W, join(join(meet(V, Y), meet(Y, U)), Y))))), meet(join(meet(W, join(join(meet(V, Y), meet(Y, U)), Y)), meet(join(meet(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)), meet(S, join(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)))), join(W, join(join(meet(V, Y), meet(Y, U)), Y)))), join(join(meet(W, Y), meet(Y, join(W, Y))), join(meet(W, join(join(meet(V, Y), meet(Y, U)), Y)), meet(join(meet(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)), meet(S, join(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)))), join(W, join(join(meet(V, Y), meet(Y, U)), Y))))))), join(X, join(meet(join(meet(W, Y), meet(Y, join(W, Y))), join(meet(W, join(join(meet(V, Y), meet(Y, U)), Y)), meet(join(meet(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)), meet(S, join(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)))), join(W, join(join(meet(V, Y), meet(Y, U)), Y))))), meet(join(meet(W, join(join(meet(V, Y), meet(Y, U)), Y)), meet(join(meet(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)), meet(S, join(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)))), join(W, join(join(meet(V, Y), meet(Y, U)), Y)))), join(join(meet(W, Y), meet(Y, join(W, Y))), join(meet(W, join(join(meet(V, Y), meet(Y, U)), Y)), meet(join(meet(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)), meet(S, join(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)))), join(W, join(join(meet(V, Y), meet(Y, U)), Y)))))))))), join(meet(join(meet(W, Y), meet(Y, join(W, Y))), join(meet(W, join(join(meet(V, Y), meet(Y, U)), Y)), meet(join(meet(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)), meet(S, join(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)))), join(W, join(join(meet(V, Y), meet(Y, U)), Y))))), meet(join(meet(W, join(join(meet(V, Y), meet(Y, U)), Y)), meet(join(meet(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)), meet(S, join(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)))), join(W, join(join(meet(V, Y), meet(Y, U)), Y)))), join(join(meet(W, Y), meet(Y, join(W, Y))), join(meet(W, join(join(meet(V, Y), meet(Y, U)), Y)), meet(join(meet(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)), meet(S, join(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)))), join(W, join(join(meet(V, Y), meet(Y, U)), Y)))))))))), Z)))
% 51.02/9.87  = { by lemma 3 }
% 51.02/9.87    join(meet(join(meet(W, Y), meet(Y, join(W, Y))), join(meet(W, join(join(meet(V, Y), meet(Y, U)), Y)), meet(join(meet(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)), meet(S, join(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)))), join(W, join(join(meet(V, Y), meet(Y, U)), Y))))), meet(join(meet(W, join(join(meet(V, Y), meet(Y, U)), Y)), meet(join(meet(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)), meet(S, join(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)))), join(W, join(join(meet(V, Y), meet(Y, U)), Y)))), join(join(meet(W, Y), meet(Y, join(W, Y))), join(meet(W, join(join(meet(V, Y), meet(Y, U)), Y)), meet(join(meet(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)), meet(S, join(Y, meet(meet(join(V, join(Y, U)), join(T, Y)), Y)))), join(W, join(join(meet(V, Y), meet(Y, U)), Y)))))))
% 51.02/9.87  = { by axiom 1 (single_axiom) }
% 51.02/9.87    Y
% 51.02/9.87  
% 51.02/9.87  Lemma 5: join(meet(X, Y), meet(X, join(X, Y))) = X.
% 51.02/9.87  Proof:
% 51.02/9.87    join(meet(X, Y), meet(X, join(X, Y)))
% 51.02/9.87  = { by lemma 4 R->L }
% 51.02/9.87    join(meet(X, Y), meet(X, join(join(meet(join(meet(join(meet(Z, X), meet(X, join(Z, X))), X), meet(X, join(join(meet(Z, X), meet(X, join(Z, X))), X))), X), meet(X, join(join(meet(join(meet(Z, X), meet(X, join(Z, X))), X), meet(X, join(join(meet(Z, X), meet(X, join(Z, X))), X))), X))), Y)))
% 51.02/9.87  = { by lemma 4 R->L }
% 51.02/9.87    join(meet(join(meet(join(meet(join(meet(Z, X), meet(X, join(Z, X))), X), meet(X, join(join(meet(Z, X), meet(X, join(Z, X))), X))), X), meet(X, join(join(meet(join(meet(Z, X), meet(X, join(Z, X))), X), meet(X, join(join(meet(Z, X), meet(X, join(Z, X))), X))), X))), Y), meet(X, join(join(meet(join(meet(join(meet(Z, X), meet(X, join(Z, X))), X), meet(X, join(join(meet(Z, X), meet(X, join(Z, X))), X))), X), meet(X, join(join(meet(join(meet(Z, X), meet(X, join(Z, X))), X), meet(X, join(join(meet(Z, X), meet(X, join(Z, X))), X))), X))), Y)))
% 51.02/9.87  = { by lemma 4 }
% 51.12/9.88    X
% 51.12/9.88  
% 51.12/9.88  Lemma 6: join(meet(join(meet(X, Y), meet(Y, join(X, Y))), Z), meet(join(meet(X, join(join(meet(W, Y), meet(Y, V)), Y)), meet(Y, join(X, join(join(meet(W, Y), meet(Y, V)), Y)))), join(join(meet(X, Y), meet(Y, join(X, Y))), Z))) = Y.
% 51.12/9.88  Proof:
% 51.12/9.88    join(meet(join(meet(X, Y), meet(Y, join(X, Y))), Z), meet(join(meet(X, join(join(meet(W, Y), meet(Y, V)), Y)), meet(Y, join(X, join(join(meet(W, Y), meet(Y, V)), Y)))), join(join(meet(X, Y), meet(Y, join(X, Y))), Z)))
% 51.12/9.88  = { by lemma 4 R->L }
% 51.12/9.88    join(meet(join(meet(X, Y), meet(join(meet(join(meet(join(meet(U, Y), meet(Y, join(U, Y))), Y), meet(Y, join(join(meet(U, Y), meet(Y, join(U, Y))), Y))), Y), meet(Y, join(join(meet(join(meet(U, Y), meet(Y, join(U, Y))), Y), meet(Y, join(join(meet(U, Y), meet(Y, join(U, Y))), Y))), Y))), join(X, Y))), Z), meet(join(meet(X, join(join(meet(W, Y), meet(Y, V)), Y)), meet(Y, join(X, join(join(meet(W, Y), meet(Y, V)), Y)))), join(join(meet(X, Y), meet(Y, join(X, Y))), Z)))
% 51.12/9.88  = { by lemma 4 R->L }
% 51.12/9.88    join(meet(join(meet(X, Y), meet(join(meet(join(meet(join(meet(U, Y), meet(Y, join(U, Y))), Y), meet(Y, join(join(meet(U, Y), meet(Y, join(U, Y))), Y))), Y), meet(Y, join(join(meet(join(meet(U, Y), meet(Y, join(U, Y))), Y), meet(Y, join(join(meet(U, Y), meet(Y, join(U, Y))), Y))), Y))), join(X, join(meet(join(meet(join(meet(U, Y), meet(Y, join(U, Y))), Y), meet(Y, join(join(meet(U, Y), meet(Y, join(U, Y))), Y))), Y), meet(Y, join(join(meet(join(meet(U, Y), meet(Y, join(U, Y))), Y), meet(Y, join(join(meet(U, Y), meet(Y, join(U, Y))), Y))), Y)))))), Z), meet(join(meet(X, join(join(meet(W, Y), meet(Y, V)), Y)), meet(Y, join(X, join(join(meet(W, Y), meet(Y, V)), Y)))), join(join(meet(X, Y), meet(Y, join(X, Y))), Z)))
% 51.12/9.88  = { by lemma 4 R->L }
% 51.12/9.88    join(meet(join(meet(X, Y), meet(join(meet(join(meet(join(meet(U, Y), meet(Y, join(U, Y))), Y), meet(Y, join(join(meet(U, Y), meet(Y, join(U, Y))), Y))), Y), meet(Y, join(join(meet(join(meet(U, Y), meet(Y, join(U, Y))), Y), meet(Y, join(join(meet(U, Y), meet(Y, join(U, Y))), Y))), Y))), join(X, join(meet(join(meet(join(meet(U, Y), meet(Y, join(U, Y))), Y), meet(Y, join(join(meet(U, Y), meet(Y, join(U, Y))), Y))), Y), meet(Y, join(join(meet(join(meet(U, Y), meet(Y, join(U, Y))), Y), meet(Y, join(join(meet(U, Y), meet(Y, join(U, Y))), Y))), Y)))))), Z), meet(join(meet(X, join(join(meet(W, join(meet(join(meet(join(meet(U, Y), meet(Y, join(U, Y))), Y), meet(Y, join(join(meet(U, Y), meet(Y, join(U, Y))), Y))), Y), meet(Y, join(join(meet(join(meet(U, Y), meet(Y, join(U, Y))), Y), meet(Y, join(join(meet(U, Y), meet(Y, join(U, Y))), Y))), Y)))), meet(Y, V)), Y)), meet(Y, join(X, join(join(meet(W, Y), meet(Y, V)), Y)))), join(join(meet(X, Y), meet(Y, join(X, Y))), Z)))
% 51.12/9.88  = { by lemma 4 R->L }
% 51.12/9.88    join(meet(join(meet(X, Y), meet(join(meet(join(meet(join(meet(U, Y), meet(Y, join(U, Y))), Y), meet(Y, join(join(meet(U, Y), meet(Y, join(U, Y))), Y))), Y), meet(Y, join(join(meet(join(meet(U, Y), meet(Y, join(U, Y))), Y), meet(Y, join(join(meet(U, Y), meet(Y, join(U, Y))), Y))), Y))), join(X, join(meet(join(meet(join(meet(U, Y), meet(Y, join(U, Y))), Y), meet(Y, join(join(meet(U, Y), meet(Y, join(U, Y))), Y))), Y), meet(Y, join(join(meet(join(meet(U, Y), meet(Y, join(U, Y))), Y), meet(Y, join(join(meet(U, Y), meet(Y, join(U, Y))), Y))), Y)))))), Z), meet(join(meet(X, join(join(meet(W, join(meet(join(meet(join(meet(U, Y), meet(Y, join(U, Y))), Y), meet(Y, join(join(meet(U, Y), meet(Y, join(U, Y))), Y))), Y), meet(Y, join(join(meet(join(meet(U, Y), meet(Y, join(U, Y))), Y), meet(Y, join(join(meet(U, Y), meet(Y, join(U, Y))), Y))), Y)))), meet(join(meet(join(meet(join(meet(U, Y), meet(Y, join(U, Y))), Y), meet(Y, join(join(meet(U, Y), meet(Y, join(U, Y))), Y))), Y), meet(Y, join(join(meet(join(meet(U, Y), meet(Y, join(U, Y))), Y), meet(Y, join(join(meet(U, Y), meet(Y, join(U, Y))), Y))), Y))), V)), Y)), meet(Y, join(X, join(join(meet(W, Y), meet(Y, V)), Y)))), join(join(meet(X, Y), meet(Y, join(X, Y))), Z)))
% 51.12/9.89  = { by lemma 4 R->L }
% 51.12/9.89    join(meet(join(meet(X, Y), meet(join(meet(join(meet(join(meet(U, Y), meet(Y, join(U, Y))), Y), meet(Y, join(join(meet(U, Y), meet(Y, join(U, Y))), Y))), Y), meet(Y, join(join(meet(join(meet(U, Y), meet(Y, join(U, Y))), Y), meet(Y, join(join(meet(U, Y), meet(Y, join(U, Y))), Y))), Y))), join(X, join(meet(join(meet(join(meet(U, Y), meet(Y, join(U, Y))), Y), meet(Y, join(join(meet(U, Y), meet(Y, join(U, Y))), Y))), Y), meet(Y, join(join(meet(join(meet(U, Y), meet(Y, join(U, Y))), Y), meet(Y, join(join(meet(U, Y), meet(Y, join(U, Y))), Y))), Y)))))), Z), meet(join(meet(X, join(join(meet(W, join(meet(join(meet(join(meet(U, Y), meet(Y, join(U, Y))), Y), meet(Y, join(join(meet(U, Y), meet(Y, join(U, Y))), Y))), Y), meet(Y, join(join(meet(join(meet(U, Y), meet(Y, join(U, Y))), Y), meet(Y, join(join(meet(U, Y), meet(Y, join(U, Y))), Y))), Y)))), meet(join(meet(join(meet(join(meet(U, Y), meet(Y, join(U, Y))), Y), meet(Y, join(join(meet(U, Y), meet(Y, join(U, Y))), Y))), Y), meet(Y, join(join(meet(join(meet(U, Y), meet(Y, join(U, Y))), Y), meet(Y, join(join(meet(U, Y), meet(Y, join(U, Y))), Y))), Y))), V)), join(meet(join(meet(join(meet(U, Y), meet(Y, join(U, Y))), Y), meet(Y, join(join(meet(U, Y), meet(Y, join(U, Y))), Y))), Y), meet(Y, join(join(meet(join(meet(U, Y), meet(Y, join(U, Y))), Y), meet(Y, join(join(meet(U, Y), meet(Y, join(U, Y))), Y))), Y))))), meet(Y, join(X, join(join(meet(W, Y), meet(Y, V)), Y)))), join(join(meet(X, Y), meet(Y, join(X, Y))), Z)))
% 51.12/9.89  = { by lemma 4 R->L }
% 51.12/9.89    join(meet(join(meet(X, Y), meet(join(meet(join(meet(join(meet(U, Y), meet(Y, join(U, Y))), Y), meet(Y, join(join(meet(U, Y), meet(Y, join(U, Y))), Y))), Y), meet(Y, join(join(meet(join(meet(U, Y), meet(Y, join(U, Y))), Y), meet(Y, join(join(meet(U, Y), meet(Y, join(U, Y))), Y))), Y))), join(X, join(meet(join(meet(join(meet(U, Y), meet(Y, join(U, Y))), Y), meet(Y, join(join(meet(U, Y), meet(Y, join(U, Y))), Y))), Y), meet(Y, join(join(meet(join(meet(U, Y), meet(Y, join(U, Y))), Y), meet(Y, join(join(meet(U, Y), meet(Y, join(U, Y))), Y))), Y)))))), Z), meet(join(meet(X, join(join(meet(W, join(meet(join(meet(join(meet(U, Y), meet(Y, join(U, Y))), Y), meet(Y, join(join(meet(U, Y), meet(Y, join(U, Y))), Y))), Y), meet(Y, join(join(meet(join(meet(U, Y), meet(Y, join(U, Y))), Y), meet(Y, join(join(meet(U, Y), meet(Y, join(U, Y))), Y))), Y)))), meet(join(meet(join(meet(join(meet(U, Y), meet(Y, join(U, Y))), Y), meet(Y, join(join(meet(U, Y), meet(Y, join(U, Y))), Y))), Y), meet(Y, join(join(meet(join(meet(U, Y), meet(Y, join(U, Y))), Y), meet(Y, join(join(meet(U, Y), meet(Y, join(U, Y))), Y))), Y))), V)), join(meet(join(meet(join(meet(U, Y), meet(Y, join(U, Y))), Y), meet(Y, join(join(meet(U, Y), meet(Y, join(U, Y))), Y))), Y), meet(Y, join(join(meet(join(meet(U, Y), meet(Y, join(U, Y))), Y), meet(Y, join(join(meet(U, Y), meet(Y, join(U, Y))), Y))), Y))))), meet(Y, join(X, join(join(meet(W, join(meet(join(meet(join(meet(U, Y), meet(Y, join(U, Y))), Y), meet(Y, join(join(meet(U, Y), meet(Y, join(U, Y))), Y))), Y), meet(Y, join(join(meet(join(meet(U, Y), meet(Y, join(U, Y))), Y), meet(Y, join(join(meet(U, Y), meet(Y, join(U, Y))), Y))), Y)))), meet(Y, V)), Y)))), join(join(meet(X, Y), meet(Y, join(X, Y))), Z)))
% 51.12/9.89  = { by lemma 4 R->L }
% 51.12/9.90    join(meet(join(meet(X, Y), meet(join(meet(join(meet(join(meet(U, Y), meet(Y, join(U, Y))), Y), meet(Y, join(join(meet(U, Y), meet(Y, join(U, Y))), Y))), Y), meet(Y, join(join(meet(join(meet(U, Y), meet(Y, join(U, Y))), Y), meet(Y, join(join(meet(U, Y), meet(Y, join(U, Y))), Y))), Y))), join(X, join(meet(join(meet(join(meet(U, Y), meet(Y, join(U, Y))), Y), meet(Y, join(join(meet(U, Y), meet(Y, join(U, Y))), Y))), Y), meet(Y, join(join(meet(join(meet(U, Y), meet(Y, join(U, Y))), Y), meet(Y, join(join(meet(U, Y), meet(Y, join(U, Y))), Y))), Y)))))), Z), meet(join(meet(X, join(join(meet(W, join(meet(join(meet(join(meet(U, Y), meet(Y, join(U, Y))), Y), meet(Y, join(join(meet(U, Y), meet(Y, join(U, Y))), Y))), Y), meet(Y, join(join(meet(join(meet(U, Y), meet(Y, join(U, Y))), Y), meet(Y, join(join(meet(U, Y), meet(Y, join(U, Y))), Y))), Y)))), meet(join(meet(join(meet(join(meet(U, Y), meet(Y, join(U, Y))), Y), meet(Y, join(join(meet(U, Y), meet(Y, join(U, Y))), Y))), Y), meet(Y, join(join(meet(join(meet(U, Y), meet(Y, join(U, Y))), Y), meet(Y, join(join(meet(U, Y), meet(Y, join(U, Y))), Y))), Y))), V)), join(meet(join(meet(join(meet(U, Y), meet(Y, join(U, Y))), Y), meet(Y, join(join(meet(U, Y), meet(Y, join(U, Y))), Y))), Y), meet(Y, join(join(meet(join(meet(U, Y), meet(Y, join(U, Y))), Y), meet(Y, join(join(meet(U, Y), meet(Y, join(U, Y))), Y))), Y))))), meet(Y, join(X, join(join(meet(W, join(meet(join(meet(join(meet(U, Y), meet(Y, join(U, Y))), Y), meet(Y, join(join(meet(U, Y), meet(Y, join(U, Y))), Y))), Y), meet(Y, join(join(meet(join(meet(U, Y), meet(Y, join(U, Y))), Y), meet(Y, join(join(meet(U, Y), meet(Y, join(U, Y))), Y))), Y)))), meet(join(meet(join(meet(join(meet(U, Y), meet(Y, join(U, Y))), Y), meet(Y, join(join(meet(U, Y), meet(Y, join(U, Y))), Y))), Y), meet(Y, join(join(meet(join(meet(U, Y), meet(Y, join(U, Y))), Y), meet(Y, join(join(meet(U, Y), meet(Y, join(U, Y))), Y))), Y))), V)), Y)))), join(join(meet(X, Y), meet(Y, join(X, Y))), Z)))
% 51.12/9.90  = { by lemma 4 R->L }
% 51.12/9.90    join(meet(join(meet(X, Y), meet(join(meet(join(meet(join(meet(U, Y), meet(Y, join(U, Y))), Y), meet(Y, join(join(meet(U, Y), meet(Y, join(U, Y))), Y))), Y), meet(Y, join(join(meet(join(meet(U, Y), meet(Y, join(U, Y))), Y), meet(Y, join(join(meet(U, Y), meet(Y, join(U, Y))), Y))), Y))), join(X, join(meet(join(meet(join(meet(U, Y), meet(Y, join(U, Y))), Y), meet(Y, join(join(meet(U, Y), meet(Y, join(U, Y))), Y))), Y), meet(Y, join(join(meet(join(meet(U, Y), meet(Y, join(U, Y))), Y), meet(Y, join(join(meet(U, Y), meet(Y, join(U, Y))), Y))), Y)))))), Z), meet(join(meet(X, join(join(meet(W, join(meet(join(meet(join(meet(U, Y), meet(Y, join(U, Y))), Y), meet(Y, join(join(meet(U, Y), meet(Y, join(U, Y))), Y))), Y), meet(Y, join(join(meet(join(meet(U, Y), meet(Y, join(U, Y))), Y), meet(Y, join(join(meet(U, Y), meet(Y, join(U, Y))), Y))), Y)))), meet(join(meet(join(meet(join(meet(U, Y), meet(Y, join(U, Y))), Y), meet(Y, join(join(meet(U, Y), meet(Y, join(U, Y))), Y))), Y), meet(Y, join(join(meet(join(meet(U, Y), meet(Y, join(U, Y))), Y), meet(Y, join(join(meet(U, Y), meet(Y, join(U, Y))), Y))), Y))), V)), join(meet(join(meet(join(meet(U, Y), meet(Y, join(U, Y))), Y), meet(Y, join(join(meet(U, Y), meet(Y, join(U, Y))), Y))), Y), meet(Y, join(join(meet(join(meet(U, Y), meet(Y, join(U, Y))), Y), meet(Y, join(join(meet(U, Y), meet(Y, join(U, Y))), Y))), Y))))), meet(Y, join(X, join(join(meet(W, join(meet(join(meet(join(meet(U, Y), meet(Y, join(U, Y))), Y), meet(Y, join(join(meet(U, Y), meet(Y, join(U, Y))), Y))), Y), meet(Y, join(join(meet(join(meet(U, Y), meet(Y, join(U, Y))), Y), meet(Y, join(join(meet(U, Y), meet(Y, join(U, Y))), Y))), Y)))), meet(join(meet(join(meet(join(meet(U, Y), meet(Y, join(U, Y))), Y), meet(Y, join(join(meet(U, Y), meet(Y, join(U, Y))), Y))), Y), meet(Y, join(join(meet(join(meet(U, Y), meet(Y, join(U, Y))), Y), meet(Y, join(join(meet(U, Y), meet(Y, join(U, Y))), Y))), Y))), V)), join(meet(join(meet(join(meet(U, Y), meet(Y, join(U, Y))), Y), meet(Y, join(join(meet(U, Y), meet(Y, join(U, Y))), Y))), Y), meet(Y, join(join(meet(join(meet(U, Y), meet(Y, join(U, Y))), Y), meet(Y, join(join(meet(U, Y), meet(Y, join(U, Y))), Y))), Y))))))), join(join(meet(X, Y), meet(Y, join(X, Y))), Z)))
% 51.12/9.90  = { by lemma 4 R->L }
% 51.12/9.90    join(meet(join(meet(X, Y), meet(join(meet(join(meet(join(meet(U, Y), meet(Y, join(U, Y))), Y), meet(Y, join(join(meet(U, Y), meet(Y, join(U, Y))), Y))), Y), meet(Y, join(join(meet(join(meet(U, Y), meet(Y, join(U, Y))), Y), meet(Y, join(join(meet(U, Y), meet(Y, join(U, Y))), Y))), Y))), join(X, join(meet(join(meet(join(meet(U, Y), meet(Y, join(U, Y))), Y), meet(Y, join(join(meet(U, Y), meet(Y, join(U, Y))), Y))), Y), meet(Y, join(join(meet(join(meet(U, Y), meet(Y, join(U, Y))), Y), meet(Y, join(join(meet(U, Y), meet(Y, join(U, Y))), Y))), Y)))))), Z), meet(join(meet(X, join(join(meet(W, join(meet(join(meet(join(meet(U, Y), meet(Y, join(U, Y))), Y), meet(Y, join(join(meet(U, Y), meet(Y, join(U, Y))), Y))), Y), meet(Y, join(join(meet(join(meet(U, Y), meet(Y, join(U, Y))), Y), meet(Y, join(join(meet(U, Y), meet(Y, join(U, Y))), Y))), Y)))), meet(join(meet(join(meet(join(meet(U, Y), meet(Y, join(U, Y))), Y), meet(Y, join(join(meet(U, Y), meet(Y, join(U, Y))), Y))), Y), meet(Y, join(join(meet(join(meet(U, Y), meet(Y, join(U, Y))), Y), meet(Y, join(join(meet(U, Y), meet(Y, join(U, Y))), Y))), Y))), V)), join(meet(join(meet(join(meet(U, Y), meet(Y, join(U, Y))), Y), meet(Y, join(join(meet(U, Y), meet(Y, join(U, Y))), Y))), Y), meet(Y, join(join(meet(join(meet(U, Y), meet(Y, join(U, Y))), Y), meet(Y, join(join(meet(U, Y), meet(Y, join(U, Y))), Y))), Y))))), meet(Y, join(X, join(join(meet(W, join(meet(join(meet(join(meet(U, Y), meet(Y, join(U, Y))), Y), meet(Y, join(join(meet(U, Y), meet(Y, join(U, Y))), Y))), Y), meet(Y, join(join(meet(join(meet(U, Y), meet(Y, join(U, Y))), Y), meet(Y, join(join(meet(U, Y), meet(Y, join(U, Y))), Y))), Y)))), meet(join(meet(join(meet(join(meet(U, Y), meet(Y, join(U, Y))), Y), meet(Y, join(join(meet(U, Y), meet(Y, join(U, Y))), Y))), Y), meet(Y, join(join(meet(join(meet(U, Y), meet(Y, join(U, Y))), Y), meet(Y, join(join(meet(U, Y), meet(Y, join(U, Y))), Y))), Y))), V)), join(meet(join(meet(join(meet(U, Y), meet(Y, join(U, Y))), Y), meet(Y, join(join(meet(U, Y), meet(Y, join(U, Y))), Y))), Y), meet(Y, join(join(meet(join(meet(U, Y), meet(Y, join(U, Y))), Y), meet(Y, join(join(meet(U, Y), meet(Y, join(U, Y))), Y))), Y))))))), join(join(meet(X, join(meet(join(meet(join(meet(U, Y), meet(Y, join(U, Y))), Y), meet(Y, join(join(meet(U, Y), meet(Y, join(U, Y))), Y))), Y), meet(Y, join(join(meet(join(meet(U, Y), meet(Y, join(U, Y))), Y), meet(Y, join(join(meet(U, Y), meet(Y, join(U, Y))), Y))), Y)))), meet(Y, join(X, Y))), Z)))
% 51.12/9.90  = { by lemma 4 R->L }
% 51.12/9.91    join(meet(join(meet(X, Y), meet(join(meet(join(meet(join(meet(U, Y), meet(Y, join(U, Y))), Y), meet(Y, join(join(meet(U, Y), meet(Y, join(U, Y))), Y))), Y), meet(Y, join(join(meet(join(meet(U, Y), meet(Y, join(U, Y))), Y), meet(Y, join(join(meet(U, Y), meet(Y, join(U, Y))), Y))), Y))), join(X, join(meet(join(meet(join(meet(U, Y), meet(Y, join(U, Y))), Y), meet(Y, join(join(meet(U, Y), meet(Y, join(U, Y))), Y))), Y), meet(Y, join(join(meet(join(meet(U, Y), meet(Y, join(U, Y))), Y), meet(Y, join(join(meet(U, Y), meet(Y, join(U, Y))), Y))), Y)))))), Z), meet(join(meet(X, join(join(meet(W, join(meet(join(meet(join(meet(U, Y), meet(Y, join(U, Y))), Y), meet(Y, join(join(meet(U, Y), meet(Y, join(U, Y))), Y))), Y), meet(Y, join(join(meet(join(meet(U, Y), meet(Y, join(U, Y))), Y), meet(Y, join(join(meet(U, Y), meet(Y, join(U, Y))), Y))), Y)))), meet(join(meet(join(meet(join(meet(U, Y), meet(Y, join(U, Y))), Y), meet(Y, join(join(meet(U, Y), meet(Y, join(U, Y))), Y))), Y), meet(Y, join(join(meet(join(meet(U, Y), meet(Y, join(U, Y))), Y), meet(Y, join(join(meet(U, Y), meet(Y, join(U, Y))), Y))), Y))), V)), join(meet(join(meet(join(meet(U, Y), meet(Y, join(U, Y))), Y), meet(Y, join(join(meet(U, Y), meet(Y, join(U, Y))), Y))), Y), meet(Y, join(join(meet(join(meet(U, Y), meet(Y, join(U, Y))), Y), meet(Y, join(join(meet(U, Y), meet(Y, join(U, Y))), Y))), Y))))), meet(Y, join(X, join(join(meet(W, join(meet(join(meet(join(meet(U, Y), meet(Y, join(U, Y))), Y), meet(Y, join(join(meet(U, Y), meet(Y, join(U, Y))), Y))), Y), meet(Y, join(join(meet(join(meet(U, Y), meet(Y, join(U, Y))), Y), meet(Y, join(join(meet(U, Y), meet(Y, join(U, Y))), Y))), Y)))), meet(join(meet(join(meet(join(meet(U, Y), meet(Y, join(U, Y))), Y), meet(Y, join(join(meet(U, Y), meet(Y, join(U, Y))), Y))), Y), meet(Y, join(join(meet(join(meet(U, Y), meet(Y, join(U, Y))), Y), meet(Y, join(join(meet(U, Y), meet(Y, join(U, Y))), Y))), Y))), V)), join(meet(join(meet(join(meet(U, Y), meet(Y, join(U, Y))), Y), meet(Y, join(join(meet(U, Y), meet(Y, join(U, Y))), Y))), Y), meet(Y, join(join(meet(join(meet(U, Y), meet(Y, join(U, Y))), Y), meet(Y, join(join(meet(U, Y), meet(Y, join(U, Y))), Y))), Y))))))), join(join(meet(X, join(meet(join(meet(join(meet(U, Y), meet(Y, join(U, Y))), Y), meet(Y, join(join(meet(U, Y), meet(Y, join(U, Y))), Y))), Y), meet(Y, join(join(meet(join(meet(U, Y), meet(Y, join(U, Y))), Y), meet(Y, join(join(meet(U, Y), meet(Y, join(U, Y))), Y))), Y)))), meet(join(meet(join(meet(join(meet(U, Y), meet(Y, join(U, Y))), Y), meet(Y, join(join(meet(U, Y), meet(Y, join(U, Y))), Y))), Y), meet(Y, join(join(meet(join(meet(U, Y), meet(Y, join(U, Y))), Y), meet(Y, join(join(meet(U, Y), meet(Y, join(U, Y))), Y))), Y))), join(X, Y))), Z)))
% 51.12/9.91  = { by lemma 4 R->L }
% 51.12/9.91    join(meet(join(meet(X, Y), meet(join(meet(join(meet(join(meet(U, Y), meet(Y, join(U, Y))), Y), meet(Y, join(join(meet(U, Y), meet(Y, join(U, Y))), Y))), Y), meet(Y, join(join(meet(join(meet(U, Y), meet(Y, join(U, Y))), Y), meet(Y, join(join(meet(U, Y), meet(Y, join(U, Y))), Y))), Y))), join(X, join(meet(join(meet(join(meet(U, Y), meet(Y, join(U, Y))), Y), meet(Y, join(join(meet(U, Y), meet(Y, join(U, Y))), Y))), Y), meet(Y, join(join(meet(join(meet(U, Y), meet(Y, join(U, Y))), Y), meet(Y, join(join(meet(U, Y), meet(Y, join(U, Y))), Y))), Y)))))), Z), meet(join(meet(X, join(join(meet(W, join(meet(join(meet(join(meet(U, Y), meet(Y, join(U, Y))), Y), meet(Y, join(join(meet(U, Y), meet(Y, join(U, Y))), Y))), Y), meet(Y, join(join(meet(join(meet(U, Y), meet(Y, join(U, Y))), Y), meet(Y, join(join(meet(U, Y), meet(Y, join(U, Y))), Y))), Y)))), meet(join(meet(join(meet(join(meet(U, Y), meet(Y, join(U, Y))), Y), meet(Y, join(join(meet(U, Y), meet(Y, join(U, Y))), Y))), Y), meet(Y, join(join(meet(join(meet(U, Y), meet(Y, join(U, Y))), Y), meet(Y, join(join(meet(U, Y), meet(Y, join(U, Y))), Y))), Y))), V)), join(meet(join(meet(join(meet(U, Y), meet(Y, join(U, Y))), Y), meet(Y, join(join(meet(U, Y), meet(Y, join(U, Y))), Y))), Y), meet(Y, join(join(meet(join(meet(U, Y), meet(Y, join(U, Y))), Y), meet(Y, join(join(meet(U, Y), meet(Y, join(U, Y))), Y))), Y))))), meet(Y, join(X, join(join(meet(W, join(meet(join(meet(join(meet(U, Y), meet(Y, join(U, Y))), Y), meet(Y, join(join(meet(U, Y), meet(Y, join(U, Y))), Y))), Y), meet(Y, join(join(meet(join(meet(U, Y), meet(Y, join(U, Y))), Y), meet(Y, join(join(meet(U, Y), meet(Y, join(U, Y))), Y))), Y)))), meet(join(meet(join(meet(join(meet(U, Y), meet(Y, join(U, Y))), Y), meet(Y, join(join(meet(U, Y), meet(Y, join(U, Y))), Y))), Y), meet(Y, join(join(meet(join(meet(U, Y), meet(Y, join(U, Y))), Y), meet(Y, join(join(meet(U, Y), meet(Y, join(U, Y))), Y))), Y))), V)), join(meet(join(meet(join(meet(U, Y), meet(Y, join(U, Y))), Y), meet(Y, join(join(meet(U, Y), meet(Y, join(U, Y))), Y))), Y), meet(Y, join(join(meet(join(meet(U, Y), meet(Y, join(U, Y))), Y), meet(Y, join(join(meet(U, Y), meet(Y, join(U, Y))), Y))), Y))))))), join(join(meet(X, join(meet(join(meet(join(meet(U, Y), meet(Y, join(U, Y))), Y), meet(Y, join(join(meet(U, Y), meet(Y, join(U, Y))), Y))), Y), meet(Y, join(join(meet(join(meet(U, Y), meet(Y, join(U, Y))), Y), meet(Y, join(join(meet(U, Y), meet(Y, join(U, Y))), Y))), Y)))), meet(join(meet(join(meet(join(meet(U, Y), meet(Y, join(U, Y))), Y), meet(Y, join(join(meet(U, Y), meet(Y, join(U, Y))), Y))), Y), meet(Y, join(join(meet(join(meet(U, Y), meet(Y, join(U, Y))), Y), meet(Y, join(join(meet(U, Y), meet(Y, join(U, Y))), Y))), Y))), join(X, join(meet(join(meet(join(meet(U, Y), meet(Y, join(U, Y))), Y), meet(Y, join(join(meet(U, Y), meet(Y, join(U, Y))), Y))), Y), meet(Y, join(join(meet(join(meet(U, Y), meet(Y, join(U, Y))), Y), meet(Y, join(join(meet(U, Y), meet(Y, join(U, Y))), Y))), Y)))))), Z)))
% 51.12/9.91  = { by lemma 4 R->L }
% 51.12/9.91    join(meet(join(meet(X, join(meet(join(meet(join(meet(U, Y), meet(Y, join(U, Y))), Y), meet(Y, join(join(meet(U, Y), meet(Y, join(U, Y))), Y))), Y), meet(Y, join(join(meet(join(meet(U, Y), meet(Y, join(U, Y))), Y), meet(Y, join(join(meet(U, Y), meet(Y, join(U, Y))), Y))), Y)))), meet(join(meet(join(meet(join(meet(U, Y), meet(Y, join(U, Y))), Y), meet(Y, join(join(meet(U, Y), meet(Y, join(U, Y))), Y))), Y), meet(Y, join(join(meet(join(meet(U, Y), meet(Y, join(U, Y))), Y), meet(Y, join(join(meet(U, Y), meet(Y, join(U, Y))), Y))), Y))), join(X, join(meet(join(meet(join(meet(U, Y), meet(Y, join(U, Y))), Y), meet(Y, join(join(meet(U, Y), meet(Y, join(U, Y))), Y))), Y), meet(Y, join(join(meet(join(meet(U, Y), meet(Y, join(U, Y))), Y), meet(Y, join(join(meet(U, Y), meet(Y, join(U, Y))), Y))), Y)))))), Z), meet(join(meet(X, join(join(meet(W, join(meet(join(meet(join(meet(U, Y), meet(Y, join(U, Y))), Y), meet(Y, join(join(meet(U, Y), meet(Y, join(U, Y))), Y))), Y), meet(Y, join(join(meet(join(meet(U, Y), meet(Y, join(U, Y))), Y), meet(Y, join(join(meet(U, Y), meet(Y, join(U, Y))), Y))), Y)))), meet(join(meet(join(meet(join(meet(U, Y), meet(Y, join(U, Y))), Y), meet(Y, join(join(meet(U, Y), meet(Y, join(U, Y))), Y))), Y), meet(Y, join(join(meet(join(meet(U, Y), meet(Y, join(U, Y))), Y), meet(Y, join(join(meet(U, Y), meet(Y, join(U, Y))), Y))), Y))), V)), join(meet(join(meet(join(meet(U, Y), meet(Y, join(U, Y))), Y), meet(Y, join(join(meet(U, Y), meet(Y, join(U, Y))), Y))), Y), meet(Y, join(join(meet(join(meet(U, Y), meet(Y, join(U, Y))), Y), meet(Y, join(join(meet(U, Y), meet(Y, join(U, Y))), Y))), Y))))), meet(Y, join(X, join(join(meet(W, join(meet(join(meet(join(meet(U, Y), meet(Y, join(U, Y))), Y), meet(Y, join(join(meet(U, Y), meet(Y, join(U, Y))), Y))), Y), meet(Y, join(join(meet(join(meet(U, Y), meet(Y, join(U, Y))), Y), meet(Y, join(join(meet(U, Y), meet(Y, join(U, Y))), Y))), Y)))), meet(join(meet(join(meet(join(meet(U, Y), meet(Y, join(U, Y))), Y), meet(Y, join(join(meet(U, Y), meet(Y, join(U, Y))), Y))), Y), meet(Y, join(join(meet(join(meet(U, Y), meet(Y, join(U, Y))), Y), meet(Y, join(join(meet(U, Y), meet(Y, join(U, Y))), Y))), Y))), V)), join(meet(join(meet(join(meet(U, Y), meet(Y, join(U, Y))), Y), meet(Y, join(join(meet(U, Y), meet(Y, join(U, Y))), Y))), Y), meet(Y, join(join(meet(join(meet(U, Y), meet(Y, join(U, Y))), Y), meet(Y, join(join(meet(U, Y), meet(Y, join(U, Y))), Y))), Y))))))), join(join(meet(X, join(meet(join(meet(join(meet(U, Y), meet(Y, join(U, Y))), Y), meet(Y, join(join(meet(U, Y), meet(Y, join(U, Y))), Y))), Y), meet(Y, join(join(meet(join(meet(U, Y), meet(Y, join(U, Y))), Y), meet(Y, join(join(meet(U, Y), meet(Y, join(U, Y))), Y))), Y)))), meet(join(meet(join(meet(join(meet(U, Y), meet(Y, join(U, Y))), Y), meet(Y, join(join(meet(U, Y), meet(Y, join(U, Y))), Y))), Y), meet(Y, join(join(meet(join(meet(U, Y), meet(Y, join(U, Y))), Y), meet(Y, join(join(meet(U, Y), meet(Y, join(U, Y))), Y))), Y))), join(X, join(meet(join(meet(join(meet(U, Y), meet(Y, join(U, Y))), Y), meet(Y, join(join(meet(U, Y), meet(Y, join(U, Y))), Y))), Y), meet(Y, join(join(meet(join(meet(U, Y), meet(Y, join(U, Y))), Y), meet(Y, join(join(meet(U, Y), meet(Y, join(U, Y))), Y))), Y)))))), Z)))
% 51.12/9.91  = { by lemma 2 }
% 51.12/9.91    join(meet(join(meet(join(meet(U, Y), meet(Y, join(U, Y))), Y), meet(Y, join(join(meet(U, Y), meet(Y, join(U, Y))), Y))), Y), meet(Y, join(join(meet(join(meet(U, Y), meet(Y, join(U, Y))), Y), meet(Y, join(join(meet(U, Y), meet(Y, join(U, Y))), Y))), Y)))
% 51.12/9.91  = { by lemma 4 }
% 51.12/9.91    Y
% 51.12/9.91  
% 51.12/9.91  Lemma 7: join(meet(X, join(join(meet(Y, Z), meet(Z, W)), Z)), meet(Z, join(X, join(join(meet(Y, Z), meet(Z, W)), Z)))) = Z.
% 51.12/9.91  Proof:
% 51.12/9.91    join(meet(X, join(join(meet(Y, Z), meet(Z, W)), Z)), meet(Z, join(X, join(join(meet(Y, Z), meet(Z, W)), Z))))
% 51.12/9.91  = { by lemma 6 R->L }
% 51.12/9.91    join(meet(join(meet(join(meet(X, Z), meet(Z, join(X, Z))), join(meet(X, join(join(meet(Y, Z), meet(Z, W)), Z)), meet(Z, join(X, join(join(meet(Y, Z), meet(Z, W)), Z))))), meet(join(meet(X, join(join(meet(Y, Z), meet(Z, W)), Z)), meet(Z, join(X, join(join(meet(Y, Z), meet(Z, W)), Z)))), join(join(meet(X, Z), meet(Z, join(X, Z))), join(meet(X, join(join(meet(Y, Z), meet(Z, W)), Z)), meet(Z, join(X, join(join(meet(Y, Z), meet(Z, W)), Z))))))), V), meet(join(meet(join(meet(X, Z), meet(Z, join(X, Z))), join(join(meet(U, join(meet(X, join(join(meet(Y, Z), meet(Z, W)), Z)), meet(Z, join(X, join(join(meet(Y, Z), meet(Z, W)), Z))))), meet(join(meet(X, join(join(meet(Y, Z), meet(Z, W)), Z)), meet(Z, join(X, join(join(meet(Y, Z), meet(Z, W)), Z)))), T)), join(meet(X, join(join(meet(Y, Z), meet(Z, W)), Z)), meet(Z, join(X, join(join(meet(Y, Z), meet(Z, W)), Z)))))), meet(join(meet(X, join(join(meet(Y, Z), meet(Z, W)), Z)), meet(Z, join(X, join(join(meet(Y, Z), meet(Z, W)), Z)))), join(join(meet(X, Z), meet(Z, join(X, Z))), join(join(meet(U, join(meet(X, join(join(meet(Y, Z), meet(Z, W)), Z)), meet(Z, join(X, join(join(meet(Y, Z), meet(Z, W)), Z))))), meet(join(meet(X, join(join(meet(Y, Z), meet(Z, W)), Z)), meet(Z, join(X, join(join(meet(Y, Z), meet(Z, W)), Z)))), T)), join(meet(X, join(join(meet(Y, Z), meet(Z, W)), Z)), meet(Z, join(X, join(join(meet(Y, Z), meet(Z, W)), Z)))))))), join(join(meet(join(meet(X, Z), meet(Z, join(X, Z))), join(meet(X, join(join(meet(Y, Z), meet(Z, W)), Z)), meet(Z, join(X, join(join(meet(Y, Z), meet(Z, W)), Z))))), meet(join(meet(X, join(join(meet(Y, Z), meet(Z, W)), Z)), meet(Z, join(X, join(join(meet(Y, Z), meet(Z, W)), Z)))), join(join(meet(X, Z), meet(Z, join(X, Z))), join(meet(X, join(join(meet(Y, Z), meet(Z, W)), Z)), meet(Z, join(X, join(join(meet(Y, Z), meet(Z, W)), Z))))))), V)))
% 51.12/9.91  = { by lemma 6 }
% 51.12/9.91    join(meet(Z, V), meet(join(meet(join(meet(X, Z), meet(Z, join(X, Z))), join(join(meet(U, join(meet(X, join(join(meet(Y, Z), meet(Z, W)), Z)), meet(Z, join(X, join(join(meet(Y, Z), meet(Z, W)), Z))))), meet(join(meet(X, join(join(meet(Y, Z), meet(Z, W)), Z)), meet(Z, join(X, join(join(meet(Y, Z), meet(Z, W)), Z)))), T)), join(meet(X, join(join(meet(Y, Z), meet(Z, W)), Z)), meet(Z, join(X, join(join(meet(Y, Z), meet(Z, W)), Z)))))), meet(join(meet(X, join(join(meet(Y, Z), meet(Z, W)), Z)), meet(Z, join(X, join(join(meet(Y, Z), meet(Z, W)), Z)))), join(join(meet(X, Z), meet(Z, join(X, Z))), join(join(meet(U, join(meet(X, join(join(meet(Y, Z), meet(Z, W)), Z)), meet(Z, join(X, join(join(meet(Y, Z), meet(Z, W)), Z))))), meet(join(meet(X, join(join(meet(Y, Z), meet(Z, W)), Z)), meet(Z, join(X, join(join(meet(Y, Z), meet(Z, W)), Z)))), T)), join(meet(X, join(join(meet(Y, Z), meet(Z, W)), Z)), meet(Z, join(X, join(join(meet(Y, Z), meet(Z, W)), Z)))))))), join(join(meet(join(meet(X, Z), meet(Z, join(X, Z))), join(meet(X, join(join(meet(Y, Z), meet(Z, W)), Z)), meet(Z, join(X, join(join(meet(Y, Z), meet(Z, W)), Z))))), meet(join(meet(X, join(join(meet(Y, Z), meet(Z, W)), Z)), meet(Z, join(X, join(join(meet(Y, Z), meet(Z, W)), Z)))), join(join(meet(X, Z), meet(Z, join(X, Z))), join(meet(X, join(join(meet(Y, Z), meet(Z, W)), Z)), meet(Z, join(X, join(join(meet(Y, Z), meet(Z, W)), Z))))))), V)))
% 51.12/9.91  = { by lemma 6 }
% 51.12/9.91    join(meet(Z, V), meet(Z, join(join(meet(join(meet(X, Z), meet(Z, join(X, Z))), join(meet(X, join(join(meet(Y, Z), meet(Z, W)), Z)), meet(Z, join(X, join(join(meet(Y, Z), meet(Z, W)), Z))))), meet(join(meet(X, join(join(meet(Y, Z), meet(Z, W)), Z)), meet(Z, join(X, join(join(meet(Y, Z), meet(Z, W)), Z)))), join(join(meet(X, Z), meet(Z, join(X, Z))), join(meet(X, join(join(meet(Y, Z), meet(Z, W)), Z)), meet(Z, join(X, join(join(meet(Y, Z), meet(Z, W)), Z))))))), V)))
% 51.12/9.91  = { by lemma 6 }
% 51.12/9.91    join(meet(Z, V), meet(Z, join(Z, V)))
% 51.12/9.91  = { by lemma 5 }
% 51.32/9.92    Z
% 51.32/9.92  
% 51.32/9.92  Lemma 8: join(meet(join(meet(X, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), join(X, join(meet(Y, Z), meet(Z, join(Y, Z)))))), W), meet(join(meet(X, join(join(meet(Y, Z), meet(Z, join(Y, Z))), join(meet(Y, Z), meet(Z, join(Y, Z))))), meet(Z, join(X, join(join(meet(Y, Z), meet(Z, join(Y, Z))), join(meet(Y, Z), meet(Z, join(Y, Z))))))), join(join(meet(X, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), join(X, join(meet(Y, Z), meet(Z, join(Y, Z)))))), W))) = join(meet(Y, Z), meet(Z, join(Y, Z))).
% 51.32/9.92  Proof:
% 51.32/9.92    join(meet(join(meet(X, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), join(X, join(meet(Y, Z), meet(Z, join(Y, Z)))))), W), meet(join(meet(X, join(join(meet(Y, Z), meet(Z, join(Y, Z))), join(meet(Y, Z), meet(Z, join(Y, Z))))), meet(Z, join(X, join(join(meet(Y, Z), meet(Z, join(Y, Z))), join(meet(Y, Z), meet(Z, join(Y, Z))))))), join(join(meet(X, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), join(X, join(meet(Y, Z), meet(Z, join(Y, Z)))))), W)))
% 51.32/9.92  = { by lemma 3 R->L }
% 51.32/9.92    join(meet(join(meet(X, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), join(X, join(meet(Y, Z), meet(Z, join(Y, Z)))))), W), meet(join(meet(X, join(join(meet(Y, Z), meet(Z, join(Y, Z))), join(meet(Y, Z), meet(Z, join(Y, Z))))), meet(Z, join(X, join(join(meet(join(meet(join(meet(V, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), join(V, join(meet(Y, Z), meet(Z, join(Y, Z)))))), join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), join(join(meet(V, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), join(V, join(meet(Y, Z), meet(Z, join(Y, Z)))))), join(meet(Y, Z), meet(Z, join(Y, Z)))))), join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), join(join(meet(join(meet(V, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), join(V, join(meet(Y, Z), meet(Z, join(Y, Z)))))), join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), join(join(meet(V, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), join(V, join(meet(Y, Z), meet(Z, join(Y, Z)))))), join(meet(Y, Z), meet(Z, join(Y, Z)))))), join(meet(Y, Z), meet(Z, join(Y, Z)))))), join(meet(Y, Z), meet(Z, join(Y, Z))))))), join(join(meet(X, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), join(X, join(meet(Y, Z), meet(Z, join(Y, Z)))))), W)))
% 51.32/9.92  = { by lemma 3 R->L }
% 51.32/9.92    join(meet(join(meet(X, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), join(X, join(meet(Y, Z), meet(Z, join(Y, Z)))))), W), meet(join(meet(X, join(join(meet(join(meet(join(meet(V, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), join(V, join(meet(Y, Z), meet(Z, join(Y, Z)))))), join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), join(join(meet(V, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), join(V, join(meet(Y, Z), meet(Z, join(Y, Z)))))), join(meet(Y, Z), meet(Z, join(Y, Z)))))), join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), join(join(meet(join(meet(V, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), join(V, join(meet(Y, Z), meet(Z, join(Y, Z)))))), join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), join(join(meet(V, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), join(V, join(meet(Y, Z), meet(Z, join(Y, Z)))))), join(meet(Y, Z), meet(Z, join(Y, Z)))))), join(meet(Y, Z), meet(Z, join(Y, Z)))))), join(meet(Y, Z), meet(Z, join(Y, Z))))), meet(Z, join(X, join(join(meet(join(meet(join(meet(V, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), join(V, join(meet(Y, Z), meet(Z, join(Y, Z)))))), join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), join(join(meet(V, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), join(V, join(meet(Y, Z), meet(Z, join(Y, Z)))))), join(meet(Y, Z), meet(Z, join(Y, Z)))))), join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), join(join(meet(join(meet(V, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), join(V, join(meet(Y, Z), meet(Z, join(Y, Z)))))), join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), join(join(meet(V, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), join(V, join(meet(Y, Z), meet(Z, join(Y, Z)))))), join(meet(Y, Z), meet(Z, join(Y, Z)))))), join(meet(Y, Z), meet(Z, join(Y, Z)))))), join(meet(Y, Z), meet(Z, join(Y, Z))))))), join(join(meet(X, join(meet(Y, Z), meet(Z, join(Y, Z)))), meet(join(meet(Y, Z), meet(Z, join(Y, Z))), join(X, join(meet(Y, Z), meet(Z, join(Y, Z)))))), W)))
% 51.32/9.92  = { by lemma 2 }
% 51.32/9.92    join(meet(Y, Z), meet(Z, join(Y, Z)))
% 51.32/9.92  
% 51.32/9.92  Lemma 9: join(meet(X, Y), meet(Y, join(X, Y))) = Y.
% 51.32/9.92  Proof:
% 51.32/9.92    join(meet(X, Y), meet(Y, join(X, Y)))
% 51.32/9.93  = { by lemma 5 R->L }
% 51.32/9.93    join(meet(join(meet(X, Y), meet(Y, join(X, Y))), Z), meet(join(meet(X, Y), meet(Y, join(X, Y))), join(join(meet(X, Y), meet(Y, join(X, Y))), Z)))
% 51.32/9.93  = { by lemma 8 R->L }
% 51.32/9.93    join(meet(join(meet(X, Y), meet(Y, join(X, Y))), Z), meet(join(meet(X, Y), meet(Y, join(X, Y))), join(join(meet(join(meet(join(meet(join(meet(W, Y), meet(Y, join(W, Y))), Y), meet(Y, join(join(meet(W, Y), meet(Y, join(W, Y))), Y))), join(meet(X, Y), meet(Y, join(X, Y)))), meet(join(meet(X, Y), meet(Y, join(X, Y))), join(join(meet(join(meet(W, Y), meet(Y, join(W, Y))), Y), meet(Y, join(join(meet(W, Y), meet(Y, join(W, Y))), Y))), join(meet(X, Y), meet(Y, join(X, Y)))))), join(meet(join(meet(join(meet(W, Y), meet(Y, join(W, Y))), Y), meet(Y, join(join(meet(W, Y), meet(Y, join(W, Y))), Y))), join(join(meet(X, Y), meet(Y, join(X, Y))), join(meet(X, Y), meet(Y, join(X, Y))))), meet(Y, join(join(meet(join(meet(W, Y), meet(Y, join(W, Y))), Y), meet(Y, join(join(meet(W, Y), meet(Y, join(W, Y))), Y))), join(join(meet(X, Y), meet(Y, join(X, Y))), join(meet(X, Y), meet(Y, join(X, Y)))))))), meet(join(meet(join(meet(join(meet(W, Y), meet(Y, join(W, Y))), Y), meet(Y, join(join(meet(W, Y), meet(Y, join(W, Y))), Y))), join(join(meet(X, Y), meet(Y, join(X, Y))), join(meet(X, Y), meet(Y, join(X, Y))))), meet(Y, join(join(meet(join(meet(W, Y), meet(Y, join(W, Y))), Y), meet(Y, join(join(meet(W, Y), meet(Y, join(W, Y))), Y))), join(join(meet(X, Y), meet(Y, join(X, Y))), join(meet(X, Y), meet(Y, join(X, Y))))))), join(join(meet(join(meet(join(meet(W, Y), meet(Y, join(W, Y))), Y), meet(Y, join(join(meet(W, Y), meet(Y, join(W, Y))), Y))), join(meet(X, Y), meet(Y, join(X, Y)))), meet(join(meet(X, Y), meet(Y, join(X, Y))), join(join(meet(join(meet(W, Y), meet(Y, join(W, Y))), Y), meet(Y, join(join(meet(W, Y), meet(Y, join(W, Y))), Y))), join(meet(X, Y), meet(Y, join(X, Y)))))), join(meet(join(meet(join(meet(W, Y), meet(Y, join(W, Y))), Y), meet(Y, join(join(meet(W, Y), meet(Y, join(W, Y))), Y))), join(join(meet(X, Y), meet(Y, join(X, Y))), join(meet(X, Y), meet(Y, join(X, Y))))), meet(Y, join(join(meet(join(meet(W, Y), meet(Y, join(W, Y))), Y), meet(Y, join(join(meet(W, Y), meet(Y, join(W, Y))), Y))), join(join(meet(X, Y), meet(Y, join(X, Y))), join(meet(X, Y), meet(Y, join(X, Y)))))))))), Z)))
% 51.32/9.93  = { by lemma 8 R->L }
% 51.32/9.94    join(meet(join(meet(X, Y), meet(Y, join(X, Y))), Z), meet(join(meet(join(meet(join(meet(join(meet(W, Y), meet(Y, join(W, Y))), Y), meet(Y, join(join(meet(W, Y), meet(Y, join(W, Y))), Y))), join(meet(X, Y), meet(Y, join(X, Y)))), meet(join(meet(X, Y), meet(Y, join(X, Y))), join(join(meet(join(meet(W, Y), meet(Y, join(W, Y))), Y), meet(Y, join(join(meet(W, Y), meet(Y, join(W, Y))), Y))), join(meet(X, Y), meet(Y, join(X, Y)))))), join(join(meet(V, join(meet(join(meet(join(meet(W, Y), meet(Y, join(W, Y))), Y), meet(Y, join(join(meet(W, Y), meet(Y, join(W, Y))), Y))), join(join(meet(X, Y), meet(Y, join(X, Y))), join(meet(X, Y), meet(Y, join(X, Y))))), meet(Y, join(join(meet(join(meet(W, Y), meet(Y, join(W, Y))), Y), meet(Y, join(join(meet(W, Y), meet(Y, join(W, Y))), Y))), join(join(meet(X, Y), meet(Y, join(X, Y))), join(meet(X, Y), meet(Y, join(X, Y)))))))), meet(join(meet(join(meet(join(meet(W, Y), meet(Y, join(W, Y))), Y), meet(Y, join(join(meet(W, Y), meet(Y, join(W, Y))), Y))), join(join(meet(X, Y), meet(Y, join(X, Y))), join(meet(X, Y), meet(Y, join(X, Y))))), meet(Y, join(join(meet(join(meet(W, Y), meet(Y, join(W, Y))), Y), meet(Y, join(join(meet(W, Y), meet(Y, join(W, Y))), Y))), join(join(meet(X, Y), meet(Y, join(X, Y))), join(meet(X, Y), meet(Y, join(X, Y))))))), U)), join(meet(join(meet(join(meet(W, Y), meet(Y, join(W, Y))), Y), meet(Y, join(join(meet(W, Y), meet(Y, join(W, Y))), Y))), join(join(meet(X, Y), meet(Y, join(X, Y))), join(meet(X, Y), meet(Y, join(X, Y))))), meet(Y, join(join(meet(join(meet(W, Y), meet(Y, join(W, Y))), Y), meet(Y, join(join(meet(W, Y), meet(Y, join(W, Y))), Y))), join(join(meet(X, Y), meet(Y, join(X, Y))), join(meet(X, Y), meet(Y, join(X, Y))))))))), meet(join(meet(join(meet(join(meet(W, Y), meet(Y, join(W, Y))), Y), meet(Y, join(join(meet(W, Y), meet(Y, join(W, Y))), Y))), join(join(meet(X, Y), meet(Y, join(X, Y))), join(meet(X, Y), meet(Y, join(X, Y))))), meet(Y, join(join(meet(join(meet(W, Y), meet(Y, join(W, Y))), Y), meet(Y, join(join(meet(W, Y), meet(Y, join(W, Y))), Y))), join(join(meet(X, Y), meet(Y, join(X, Y))), join(meet(X, Y), meet(Y, join(X, Y))))))), join(join(meet(join(meet(join(meet(W, Y), meet(Y, join(W, Y))), Y), meet(Y, join(join(meet(W, Y), meet(Y, join(W, Y))), Y))), join(meet(X, Y), meet(Y, join(X, Y)))), meet(join(meet(X, Y), meet(Y, join(X, Y))), join(join(meet(join(meet(W, Y), meet(Y, join(W, Y))), Y), meet(Y, join(join(meet(W, Y), meet(Y, join(W, Y))), Y))), join(meet(X, Y), meet(Y, join(X, Y)))))), join(join(meet(V, join(meet(join(meet(join(meet(W, Y), meet(Y, join(W, Y))), Y), meet(Y, join(join(meet(W, Y), meet(Y, join(W, Y))), Y))), join(join(meet(X, Y), meet(Y, join(X, Y))), join(meet(X, Y), meet(Y, join(X, Y))))), meet(Y, join(join(meet(join(meet(W, Y), meet(Y, join(W, Y))), Y), meet(Y, join(join(meet(W, Y), meet(Y, join(W, Y))), Y))), join(join(meet(X, Y), meet(Y, join(X, Y))), join(meet(X, Y), meet(Y, join(X, Y)))))))), meet(join(meet(join(meet(join(meet(W, Y), meet(Y, join(W, Y))), Y), meet(Y, join(join(meet(W, Y), meet(Y, join(W, Y))), Y))), join(join(meet(X, Y), meet(Y, join(X, Y))), join(meet(X, Y), meet(Y, join(X, Y))))), meet(Y, join(join(meet(join(meet(W, Y), meet(Y, join(W, Y))), Y), meet(Y, join(join(meet(W, Y), meet(Y, join(W, Y))), Y))), join(join(meet(X, Y), meet(Y, join(X, Y))), join(meet(X, Y), meet(Y, join(X, Y))))))), U)), join(meet(join(meet(join(meet(W, Y), meet(Y, join(W, Y))), Y), meet(Y, join(join(meet(W, Y), meet(Y, join(W, Y))), Y))), join(join(meet(X, Y), meet(Y, join(X, Y))), join(meet(X, Y), meet(Y, join(X, Y))))), meet(Y, join(join(meet(join(meet(W, Y), meet(Y, join(W, Y))), Y), meet(Y, join(join(meet(W, Y), meet(Y, join(W, Y))), Y))), join(join(meet(X, Y), meet(Y, join(X, Y))), join(meet(X, Y), meet(Y, join(X, Y))))))))))), join(join(meet(join(meet(join(meet(join(meet(W, Y), meet(Y, join(W, Y))), Y), meet(Y, join(join(meet(W, Y), meet(Y, join(W, Y))), Y))), join(meet(X, Y), meet(Y, join(X, Y)))), meet(join(meet(X, Y), meet(Y, join(X, Y))), join(join(meet(join(meet(W, Y), meet(Y, join(W, Y))), Y), meet(Y, join(join(meet(W, Y), meet(Y, join(W, Y))), Y))), join(meet(X, Y), meet(Y, join(X, Y)))))), join(meet(join(meet(join(meet(W, Y), meet(Y, join(W, Y))), Y), meet(Y, join(join(meet(W, Y), meet(Y, join(W, Y))), Y))), join(join(meet(X, Y), meet(Y, join(X, Y))), join(meet(X, Y), meet(Y, join(X, Y))))), meet(Y, join(join(meet(join(meet(W, Y), meet(Y, join(W, Y))), Y), meet(Y, join(join(meet(W, Y), meet(Y, join(W, Y))), Y))), join(join(meet(X, Y), meet(Y, join(X, Y))), join(meet(X, Y), meet(Y, join(X, Y)))))))), meet(join(meet(join(meet(join(meet(W, Y), meet(Y, join(W, Y))), Y), meet(Y, join(join(meet(W, Y), meet(Y, join(W, Y))), Y))), join(join(meet(X, Y), meet(Y, join(X, Y))), join(meet(X, Y), meet(Y, join(X, Y))))), meet(Y, join(join(meet(join(meet(W, Y), meet(Y, join(W, Y))), Y), meet(Y, join(join(meet(W, Y), meet(Y, join(W, Y))), Y))), join(join(meet(X, Y), meet(Y, join(X, Y))), join(meet(X, Y), meet(Y, join(X, Y))))))), join(join(meet(join(meet(join(meet(W, Y), meet(Y, join(W, Y))), Y), meet(Y, join(join(meet(W, Y), meet(Y, join(W, Y))), Y))), join(meet(X, Y), meet(Y, join(X, Y)))), meet(join(meet(X, Y), meet(Y, join(X, Y))), join(join(meet(join(meet(W, Y), meet(Y, join(W, Y))), Y), meet(Y, join(join(meet(W, Y), meet(Y, join(W, Y))), Y))), join(meet(X, Y), meet(Y, join(X, Y)))))), join(meet(join(meet(join(meet(W, Y), meet(Y, join(W, Y))), Y), meet(Y, join(join(meet(W, Y), meet(Y, join(W, Y))), Y))), join(join(meet(X, Y), meet(Y, join(X, Y))), join(meet(X, Y), meet(Y, join(X, Y))))), meet(Y, join(join(meet(join(meet(W, Y), meet(Y, join(W, Y))), Y), meet(Y, join(join(meet(W, Y), meet(Y, join(W, Y))), Y))), join(join(meet(X, Y), meet(Y, join(X, Y))), join(meet(X, Y), meet(Y, join(X, Y)))))))))), Z)))
% 51.32/9.94  = { by lemma 8 R->L }
% 51.43/9.94    join(meet(join(meet(join(meet(join(meet(join(meet(W, Y), meet(Y, join(W, Y))), Y), meet(Y, join(join(meet(W, Y), meet(Y, join(W, Y))), Y))), join(meet(X, Y), meet(Y, join(X, Y)))), meet(join(meet(X, Y), meet(Y, join(X, Y))), join(join(meet(join(meet(W, Y), meet(Y, join(W, Y))), Y), meet(Y, join(join(meet(W, Y), meet(Y, join(W, Y))), Y))), join(meet(X, Y), meet(Y, join(X, Y)))))), join(meet(join(meet(join(meet(W, Y), meet(Y, join(W, Y))), Y), meet(Y, join(join(meet(W, Y), meet(Y, join(W, Y))), Y))), join(join(meet(X, Y), meet(Y, join(X, Y))), join(meet(X, Y), meet(Y, join(X, Y))))), meet(Y, join(join(meet(join(meet(W, Y), meet(Y, join(W, Y))), Y), meet(Y, join(join(meet(W, Y), meet(Y, join(W, Y))), Y))), join(join(meet(X, Y), meet(Y, join(X, Y))), join(meet(X, Y), meet(Y, join(X, Y)))))))), meet(join(meet(join(meet(join(meet(W, Y), meet(Y, join(W, Y))), Y), meet(Y, join(join(meet(W, Y), meet(Y, join(W, Y))), Y))), join(join(meet(X, Y), meet(Y, join(X, Y))), join(meet(X, Y), meet(Y, join(X, Y))))), meet(Y, join(join(meet(join(meet(W, Y), meet(Y, join(W, Y))), Y), meet(Y, join(join(meet(W, Y), meet(Y, join(W, Y))), Y))), join(join(meet(X, Y), meet(Y, join(X, Y))), join(meet(X, Y), meet(Y, join(X, Y))))))), join(join(meet(join(meet(join(meet(W, Y), meet(Y, join(W, Y))), Y), meet(Y, join(join(meet(W, Y), meet(Y, join(W, Y))), Y))), join(meet(X, Y), meet(Y, join(X, Y)))), meet(join(meet(X, Y), meet(Y, join(X, Y))), join(join(meet(join(meet(W, Y), meet(Y, join(W, Y))), Y), meet(Y, join(join(meet(W, Y), meet(Y, join(W, Y))), Y))), join(meet(X, Y), meet(Y, join(X, Y)))))), join(meet(join(meet(join(meet(W, Y), meet(Y, join(W, Y))), Y), meet(Y, join(join(meet(W, Y), meet(Y, join(W, Y))), Y))), join(join(meet(X, Y), meet(Y, join(X, Y))), join(meet(X, Y), meet(Y, join(X, Y))))), meet(Y, join(join(meet(join(meet(W, Y), meet(Y, join(W, Y))), Y), meet(Y, join(join(meet(W, Y), meet(Y, join(W, Y))), Y))), join(join(meet(X, Y), meet(Y, join(X, Y))), join(meet(X, Y), meet(Y, join(X, Y)))))))))), Z), meet(join(meet(join(meet(join(meet(join(meet(W, Y), meet(Y, join(W, Y))), Y), meet(Y, join(join(meet(W, Y), meet(Y, join(W, Y))), Y))), join(meet(X, Y), meet(Y, join(X, Y)))), meet(join(meet(X, Y), meet(Y, join(X, Y))), join(join(meet(join(meet(W, Y), meet(Y, join(W, Y))), Y), meet(Y, join(join(meet(W, Y), meet(Y, join(W, Y))), Y))), join(meet(X, Y), meet(Y, join(X, Y)))))), join(join(meet(V, join(meet(join(meet(join(meet(W, Y), meet(Y, join(W, Y))), Y), meet(Y, join(join(meet(W, Y), meet(Y, join(W, Y))), Y))), join(join(meet(X, Y), meet(Y, join(X, Y))), join(meet(X, Y), meet(Y, join(X, Y))))), meet(Y, join(join(meet(join(meet(W, Y), meet(Y, join(W, Y))), Y), meet(Y, join(join(meet(W, Y), meet(Y, join(W, Y))), Y))), join(join(meet(X, Y), meet(Y, join(X, Y))), join(meet(X, Y), meet(Y, join(X, Y)))))))), meet(join(meet(join(meet(join(meet(W, Y), meet(Y, join(W, Y))), Y), meet(Y, join(join(meet(W, Y), meet(Y, join(W, Y))), Y))), join(join(meet(X, Y), meet(Y, join(X, Y))), join(meet(X, Y), meet(Y, join(X, Y))))), meet(Y, join(join(meet(join(meet(W, Y), meet(Y, join(W, Y))), Y), meet(Y, join(join(meet(W, Y), meet(Y, join(W, Y))), Y))), join(join(meet(X, Y), meet(Y, join(X, Y))), join(meet(X, Y), meet(Y, join(X, Y))))))), U)), join(meet(join(meet(join(meet(W, Y), meet(Y, join(W, Y))), Y), meet(Y, join(join(meet(W, Y), meet(Y, join(W, Y))), Y))), join(join(meet(X, Y), meet(Y, join(X, Y))), join(meet(X, Y), meet(Y, join(X, Y))))), meet(Y, join(join(meet(join(meet(W, Y), meet(Y, join(W, Y))), Y), meet(Y, join(join(meet(W, Y), meet(Y, join(W, Y))), Y))), join(join(meet(X, Y), meet(Y, join(X, Y))), join(meet(X, Y), meet(Y, join(X, Y))))))))), meet(join(meet(join(meet(join(meet(W, Y), meet(Y, join(W, Y))), Y), meet(Y, join(join(meet(W, Y), meet(Y, join(W, Y))), Y))), join(join(meet(X, Y), meet(Y, join(X, Y))), join(meet(X, Y), meet(Y, join(X, Y))))), meet(Y, join(join(meet(join(meet(W, Y), meet(Y, join(W, Y))), Y), meet(Y, join(join(meet(W, Y), meet(Y, join(W, Y))), Y))), join(join(meet(X, Y), meet(Y, join(X, Y))), join(meet(X, Y), meet(Y, join(X, Y))))))), join(join(meet(join(meet(join(meet(W, Y), meet(Y, join(W, Y))), Y), meet(Y, join(join(meet(W, Y), meet(Y, join(W, Y))), Y))), join(meet(X, Y), meet(Y, join(X, Y)))), meet(join(meet(X, Y), meet(Y, join(X, Y))), join(join(meet(join(meet(W, Y), meet(Y, join(W, Y))), Y), meet(Y, join(join(meet(W, Y), meet(Y, join(W, Y))), Y))), join(meet(X, Y), meet(Y, join(X, Y)))))), join(join(meet(V, join(meet(join(meet(join(meet(W, Y), meet(Y, join(W, Y))), Y), meet(Y, join(join(meet(W, Y), meet(Y, join(W, Y))), Y))), join(join(meet(X, Y), meet(Y, join(X, Y))), join(meet(X, Y), meet(Y, join(X, Y))))), meet(Y, join(join(meet(join(meet(W, Y), meet(Y, join(W, Y))), Y), meet(Y, join(join(meet(W, Y), meet(Y, join(W, Y))), Y))), join(join(meet(X, Y), meet(Y, join(X, Y))), join(meet(X, Y), meet(Y, join(X, Y)))))))), meet(join(meet(join(meet(join(meet(W, Y), meet(Y, join(W, Y))), Y), meet(Y, join(join(meet(W, Y), meet(Y, join(W, Y))), Y))), join(join(meet(X, Y), meet(Y, join(X, Y))), join(meet(X, Y), meet(Y, join(X, Y))))), meet(Y, join(join(meet(join(meet(W, Y), meet(Y, join(W, Y))), Y), meet(Y, join(join(meet(W, Y), meet(Y, join(W, Y))), Y))), join(join(meet(X, Y), meet(Y, join(X, Y))), join(meet(X, Y), meet(Y, join(X, Y))))))), U)), join(meet(join(meet(join(meet(W, Y), meet(Y, join(W, Y))), Y), meet(Y, join(join(meet(W, Y), meet(Y, join(W, Y))), Y))), join(join(meet(X, Y), meet(Y, join(X, Y))), join(meet(X, Y), meet(Y, join(X, Y))))), meet(Y, join(join(meet(join(meet(W, Y), meet(Y, join(W, Y))), Y), meet(Y, join(join(meet(W, Y), meet(Y, join(W, Y))), Y))), join(join(meet(X, Y), meet(Y, join(X, Y))), join(meet(X, Y), meet(Y, join(X, Y))))))))))), join(join(meet(join(meet(join(meet(join(meet(W, Y), meet(Y, join(W, Y))), Y), meet(Y, join(join(meet(W, Y), meet(Y, join(W, Y))), Y))), join(meet(X, Y), meet(Y, join(X, Y)))), meet(join(meet(X, Y), meet(Y, join(X, Y))), join(join(meet(join(meet(W, Y), meet(Y, join(W, Y))), Y), meet(Y, join(join(meet(W, Y), meet(Y, join(W, Y))), Y))), join(meet(X, Y), meet(Y, join(X, Y)))))), join(meet(join(meet(join(meet(W, Y), meet(Y, join(W, Y))), Y), meet(Y, join(join(meet(W, Y), meet(Y, join(W, Y))), Y))), join(join(meet(X, Y), meet(Y, join(X, Y))), join(meet(X, Y), meet(Y, join(X, Y))))), meet(Y, join(join(meet(join(meet(W, Y), meet(Y, join(W, Y))), Y), meet(Y, join(join(meet(W, Y), meet(Y, join(W, Y))), Y))), join(join(meet(X, Y), meet(Y, join(X, Y))), join(meet(X, Y), meet(Y, join(X, Y)))))))), meet(join(meet(join(meet(join(meet(W, Y), meet(Y, join(W, Y))), Y), meet(Y, join(join(meet(W, Y), meet(Y, join(W, Y))), Y))), join(join(meet(X, Y), meet(Y, join(X, Y))), join(meet(X, Y), meet(Y, join(X, Y))))), meet(Y, join(join(meet(join(meet(W, Y), meet(Y, join(W, Y))), Y), meet(Y, join(join(meet(W, Y), meet(Y, join(W, Y))), Y))), join(join(meet(X, Y), meet(Y, join(X, Y))), join(meet(X, Y), meet(Y, join(X, Y))))))), join(join(meet(join(meet(join(meet(W, Y), meet(Y, join(W, Y))), Y), meet(Y, join(join(meet(W, Y), meet(Y, join(W, Y))), Y))), join(meet(X, Y), meet(Y, join(X, Y)))), meet(join(meet(X, Y), meet(Y, join(X, Y))), join(join(meet(join(meet(W, Y), meet(Y, join(W, Y))), Y), meet(Y, join(join(meet(W, Y), meet(Y, join(W, Y))), Y))), join(meet(X, Y), meet(Y, join(X, Y)))))), join(meet(join(meet(join(meet(W, Y), meet(Y, join(W, Y))), Y), meet(Y, join(join(meet(W, Y), meet(Y, join(W, Y))), Y))), join(join(meet(X, Y), meet(Y, join(X, Y))), join(meet(X, Y), meet(Y, join(X, Y))))), meet(Y, join(join(meet(join(meet(W, Y), meet(Y, join(W, Y))), Y), meet(Y, join(join(meet(W, Y), meet(Y, join(W, Y))), Y))), join(join(meet(X, Y), meet(Y, join(X, Y))), join(meet(X, Y), meet(Y, join(X, Y)))))))))), Z)))
% 51.43/9.94  = { by lemma 6 }
% 51.43/9.94    join(meet(join(meet(join(meet(W, Y), meet(Y, join(W, Y))), Y), meet(Y, join(join(meet(W, Y), meet(Y, join(W, Y))), Y))), join(join(meet(X, Y), meet(Y, join(X, Y))), join(meet(X, Y), meet(Y, join(X, Y))))), meet(Y, join(join(meet(join(meet(W, Y), meet(Y, join(W, Y))), Y), meet(Y, join(join(meet(W, Y), meet(Y, join(W, Y))), Y))), join(join(meet(X, Y), meet(Y, join(X, Y))), join(meet(X, Y), meet(Y, join(X, Y)))))))
% 51.43/9.94  = { by lemma 4 }
% 51.43/9.94    Y
% 51.43/9.94  
% 51.43/9.94  Lemma 10: join(meet(X, Y), meet(join(meet(Z, join(join(meet(W, X), meet(X, V)), X)), meet(join(meet(U, join(join(meet(T, X), meet(X, S)), X)), meet(join(meet(X, meet(meet(join(T, join(X, S)), join(X2, X)), X)), meet(Y2, join(X, meet(meet(join(T, join(X, S)), join(X2, X)), X)))), join(U, join(join(meet(T, X), meet(X, S)), X)))), join(Z, join(join(meet(W, X), meet(X, V)), X)))), join(X, Y))) = X.
% 51.43/9.94  Proof:
% 51.43/9.94    join(meet(X, Y), meet(join(meet(Z, join(join(meet(W, X), meet(X, V)), X)), meet(join(meet(U, join(join(meet(T, X), meet(X, S)), X)), meet(join(meet(X, meet(meet(join(T, join(X, S)), join(X2, X)), X)), meet(Y2, join(X, meet(meet(join(T, join(X, S)), join(X2, X)), X)))), join(U, join(join(meet(T, X), meet(X, S)), X)))), join(Z, join(join(meet(W, X), meet(X, V)), X)))), join(X, Y)))
% 51.43/9.95  = { by lemma 9 R->L }
% 51.43/9.95    join(meet(join(meet(Z, X), meet(X, join(Z, X))), Y), meet(join(meet(Z, join(join(meet(W, X), meet(X, V)), X)), meet(join(meet(U, join(join(meet(T, X), meet(X, S)), X)), meet(join(meet(X, meet(meet(join(T, join(X, S)), join(X2, X)), X)), meet(Y2, join(X, meet(meet(join(T, join(X, S)), join(X2, X)), X)))), join(U, join(join(meet(T, X), meet(X, S)), X)))), join(Z, join(join(meet(W, X), meet(X, V)), X)))), join(X, Y)))
% 51.43/9.95  = { by lemma 9 R->L }
% 51.43/9.95    join(meet(join(meet(Z, X), meet(X, join(Z, X))), Y), meet(join(meet(Z, join(join(meet(W, X), meet(X, V)), X)), meet(join(meet(U, join(join(meet(T, X), meet(X, S)), X)), meet(join(meet(X, meet(meet(join(T, join(X, S)), join(X2, X)), X)), meet(Y2, join(X, meet(meet(join(T, join(X, S)), join(X2, X)), X)))), join(U, join(join(meet(T, X), meet(X, S)), X)))), join(Z, join(join(meet(W, X), meet(X, V)), X)))), join(join(meet(Z, X), meet(X, join(Z, X))), Y)))
% 51.43/9.95  = { by axiom 1 (single_axiom) R->L }
% 51.43/9.95    join(meet(join(meet(Z, X), meet(join(meet(join(meet(U, X), meet(X, join(U, X))), join(meet(U, join(join(meet(T, X), meet(X, S)), X)), meet(join(meet(X, meet(meet(join(T, join(X, S)), join(X2, X)), X)), meet(Y2, join(X, meet(meet(join(T, join(X, S)), join(X2, X)), X)))), join(U, join(join(meet(T, X), meet(X, S)), X))))), meet(join(meet(U, join(join(meet(T, X), meet(X, S)), X)), meet(join(meet(X, meet(meet(join(T, join(X, S)), join(X2, X)), X)), meet(Y2, join(X, meet(meet(join(T, join(X, S)), join(X2, X)), X)))), join(U, join(join(meet(T, X), meet(X, S)), X)))), join(join(meet(U, X), meet(X, join(U, X))), join(meet(U, join(join(meet(T, X), meet(X, S)), X)), meet(join(meet(X, meet(meet(join(T, join(X, S)), join(X2, X)), X)), meet(Y2, join(X, meet(meet(join(T, join(X, S)), join(X2, X)), X)))), join(U, join(join(meet(T, X), meet(X, S)), X))))))), join(Z, X))), Y), meet(join(meet(Z, join(join(meet(W, X), meet(X, V)), X)), meet(join(meet(U, join(join(meet(T, X), meet(X, S)), X)), meet(join(meet(X, meet(meet(join(T, join(X, S)), join(X2, X)), X)), meet(Y2, join(X, meet(meet(join(T, join(X, S)), join(X2, X)), X)))), join(U, join(join(meet(T, X), meet(X, S)), X)))), join(Z, join(join(meet(W, X), meet(X, V)), X)))), join(join(meet(Z, X), meet(X, join(Z, X))), Y)))
% 51.43/9.96  = { by axiom 1 (single_axiom) R->L }
% 51.43/9.96    join(meet(join(meet(Z, X), meet(join(meet(join(meet(U, X), meet(X, join(U, X))), join(meet(U, join(join(meet(T, X), meet(X, S)), X)), meet(join(meet(X, meet(meet(join(T, join(X, S)), join(X2, X)), X)), meet(Y2, join(X, meet(meet(join(T, join(X, S)), join(X2, X)), X)))), join(U, join(join(meet(T, X), meet(X, S)), X))))), meet(join(meet(U, join(join(meet(T, X), meet(X, S)), X)), meet(join(meet(X, meet(meet(join(T, join(X, S)), join(X2, X)), X)), meet(Y2, join(X, meet(meet(join(T, join(X, S)), join(X2, X)), X)))), join(U, join(join(meet(T, X), meet(X, S)), X)))), join(join(meet(U, X), meet(X, join(U, X))), join(meet(U, join(join(meet(T, X), meet(X, S)), X)), meet(join(meet(X, meet(meet(join(T, join(X, S)), join(X2, X)), X)), meet(Y2, join(X, meet(meet(join(T, join(X, S)), join(X2, X)), X)))), join(U, join(join(meet(T, X), meet(X, S)), X))))))), join(Z, join(meet(join(meet(U, X), meet(X, join(U, X))), join(meet(U, join(join(meet(T, X), meet(X, S)), X)), meet(join(meet(X, meet(meet(join(T, join(X, S)), join(X2, X)), X)), meet(Y2, join(X, meet(meet(join(T, join(X, S)), join(X2, X)), X)))), join(U, join(join(meet(T, X), meet(X, S)), X))))), meet(join(meet(U, join(join(meet(T, X), meet(X, S)), X)), meet(join(meet(X, meet(meet(join(T, join(X, S)), join(X2, X)), X)), meet(Y2, join(X, meet(meet(join(T, join(X, S)), join(X2, X)), X)))), join(U, join(join(meet(T, X), meet(X, S)), X)))), join(join(meet(U, X), meet(X, join(U, X))), join(meet(U, join(join(meet(T, X), meet(X, S)), X)), meet(join(meet(X, meet(meet(join(T, join(X, S)), join(X2, X)), X)), meet(Y2, join(X, meet(meet(join(T, join(X, S)), join(X2, X)), X)))), join(U, join(join(meet(T, X), meet(X, S)), X)))))))))), Y), meet(join(meet(Z, join(join(meet(W, X), meet(X, V)), X)), meet(join(meet(U, join(join(meet(T, X), meet(X, S)), X)), meet(join(meet(X, meet(meet(join(T, join(X, S)), join(X2, X)), X)), meet(Y2, join(X, meet(meet(join(T, join(X, S)), join(X2, X)), X)))), join(U, join(join(meet(T, X), meet(X, S)), X)))), join(Z, join(join(meet(W, X), meet(X, V)), X)))), join(join(meet(Z, X), meet(X, join(Z, X))), Y)))
% 51.43/9.97  = { by axiom 1 (single_axiom) R->L }
% 51.43/9.97    join(meet(join(meet(Z, X), meet(join(meet(join(meet(U, X), meet(X, join(U, X))), join(meet(U, join(join(meet(T, X), meet(X, S)), X)), meet(join(meet(X, meet(meet(join(T, join(X, S)), join(X2, X)), X)), meet(Y2, join(X, meet(meet(join(T, join(X, S)), join(X2, X)), X)))), join(U, join(join(meet(T, X), meet(X, S)), X))))), meet(join(meet(U, join(join(meet(T, X), meet(X, S)), X)), meet(join(meet(X, meet(meet(join(T, join(X, S)), join(X2, X)), X)), meet(Y2, join(X, meet(meet(join(T, join(X, S)), join(X2, X)), X)))), join(U, join(join(meet(T, X), meet(X, S)), X)))), join(join(meet(U, X), meet(X, join(U, X))), join(meet(U, join(join(meet(T, X), meet(X, S)), X)), meet(join(meet(X, meet(meet(join(T, join(X, S)), join(X2, X)), X)), meet(Y2, join(X, meet(meet(join(T, join(X, S)), join(X2, X)), X)))), join(U, join(join(meet(T, X), meet(X, S)), X))))))), join(Z, join(meet(join(meet(U, X), meet(X, join(U, X))), join(meet(U, join(join(meet(T, X), meet(X, S)), X)), meet(join(meet(X, meet(meet(join(T, join(X, S)), join(X2, X)), X)), meet(Y2, join(X, meet(meet(join(T, join(X, S)), join(X2, X)), X)))), join(U, join(join(meet(T, X), meet(X, S)), X))))), meet(join(meet(U, join(join(meet(T, X), meet(X, S)), X)), meet(join(meet(X, meet(meet(join(T, join(X, S)), join(X2, X)), X)), meet(Y2, join(X, meet(meet(join(T, join(X, S)), join(X2, X)), X)))), join(U, join(join(meet(T, X), meet(X, S)), X)))), join(join(meet(U, X), meet(X, join(U, X))), join(meet(U, join(join(meet(T, X), meet(X, S)), X)), meet(join(meet(X, meet(meet(join(T, join(X, S)), join(X2, X)), X)), meet(Y2, join(X, meet(meet(join(T, join(X, S)), join(X2, X)), X)))), join(U, join(join(meet(T, X), meet(X, S)), X)))))))))), Y), meet(join(meet(Z, join(join(meet(W, join(meet(join(meet(U, X), meet(X, join(U, X))), join(meet(U, join(join(meet(T, X), meet(X, S)), X)), meet(join(meet(X, meet(meet(join(T, join(X, S)), join(X2, X)), X)), meet(Y2, join(X, meet(meet(join(T, join(X, S)), join(X2, X)), X)))), join(U, join(join(meet(T, X), meet(X, S)), X))))), meet(join(meet(U, join(join(meet(T, X), meet(X, S)), X)), meet(join(meet(X, meet(meet(join(T, join(X, S)), join(X2, X)), X)), meet(Y2, join(X, meet(meet(join(T, join(X, S)), join(X2, X)), X)))), join(U, join(join(meet(T, X), meet(X, S)), X)))), join(join(meet(U, X), meet(X, join(U, X))), join(meet(U, join(join(meet(T, X), meet(X, S)), X)), meet(join(meet(X, meet(meet(join(T, join(X, S)), join(X2, X)), X)), meet(Y2, join(X, meet(meet(join(T, join(X, S)), join(X2, X)), X)))), join(U, join(join(meet(T, X), meet(X, S)), X)))))))), meet(X, V)), X)), meet(join(meet(U, join(join(meet(T, X), meet(X, S)), X)), meet(join(meet(X, meet(meet(join(T, join(X, S)), join(X2, X)), X)), meet(Y2, join(X, meet(meet(join(T, join(X, S)), join(X2, X)), X)))), join(U, join(join(meet(T, X), meet(X, S)), X)))), join(Z, join(join(meet(W, X), meet(X, V)), X)))), join(join(meet(Z, X), meet(X, join(Z, X))), Y)))
% 51.43/9.98  = { by axiom 1 (single_axiom) R->L }
% 51.43/9.98    join(meet(join(meet(Z, X), meet(join(meet(join(meet(U, X), meet(X, join(U, X))), join(meet(U, join(join(meet(T, X), meet(X, S)), X)), meet(join(meet(X, meet(meet(join(T, join(X, S)), join(X2, X)), X)), meet(Y2, join(X, meet(meet(join(T, join(X, S)), join(X2, X)), X)))), join(U, join(join(meet(T, X), meet(X, S)), X))))), meet(join(meet(U, join(join(meet(T, X), meet(X, S)), X)), meet(join(meet(X, meet(meet(join(T, join(X, S)), join(X2, X)), X)), meet(Y2, join(X, meet(meet(join(T, join(X, S)), join(X2, X)), X)))), join(U, join(join(meet(T, X), meet(X, S)), X)))), join(join(meet(U, X), meet(X, join(U, X))), join(meet(U, join(join(meet(T, X), meet(X, S)), X)), meet(join(meet(X, meet(meet(join(T, join(X, S)), join(X2, X)), X)), meet(Y2, join(X, meet(meet(join(T, join(X, S)), join(X2, X)), X)))), join(U, join(join(meet(T, X), meet(X, S)), X))))))), join(Z, join(meet(join(meet(U, X), meet(X, join(U, X))), join(meet(U, join(join(meet(T, X), meet(X, S)), X)), meet(join(meet(X, meet(meet(join(T, join(X, S)), join(X2, X)), X)), meet(Y2, join(X, meet(meet(join(T, join(X, S)), join(X2, X)), X)))), join(U, join(join(meet(T, X), meet(X, S)), X))))), meet(join(meet(U, join(join(meet(T, X), meet(X, S)), X)), meet(join(meet(X, meet(meet(join(T, join(X, S)), join(X2, X)), X)), meet(Y2, join(X, meet(meet(join(T, join(X, S)), join(X2, X)), X)))), join(U, join(join(meet(T, X), meet(X, S)), X)))), join(join(meet(U, X), meet(X, join(U, X))), join(meet(U, join(join(meet(T, X), meet(X, S)), X)), meet(join(meet(X, meet(meet(join(T, join(X, S)), join(X2, X)), X)), meet(Y2, join(X, meet(meet(join(T, join(X, S)), join(X2, X)), X)))), join(U, join(join(meet(T, X), meet(X, S)), X)))))))))), Y), meet(join(meet(Z, join(join(meet(W, join(meet(join(meet(U, X), meet(X, join(U, X))), join(meet(U, join(join(meet(T, X), meet(X, S)), X)), meet(join(meet(X, meet(meet(join(T, join(X, S)), join(X2, X)), X)), meet(Y2, join(X, meet(meet(join(T, join(X, S)), join(X2, X)), X)))), join(U, join(join(meet(T, X), meet(X, S)), X))))), meet(join(meet(U, join(join(meet(T, X), meet(X, S)), X)), meet(join(meet(X, meet(meet(join(T, join(X, S)), join(X2, X)), X)), meet(Y2, join(X, meet(meet(join(T, join(X, S)), join(X2, X)), X)))), join(U, join(join(meet(T, X), meet(X, S)), X)))), join(join(meet(U, X), meet(X, join(U, X))), join(meet(U, join(join(meet(T, X), meet(X, S)), X)), meet(join(meet(X, meet(meet(join(T, join(X, S)), join(X2, X)), X)), meet(Y2, join(X, meet(meet(join(T, join(X, S)), join(X2, X)), X)))), join(U, join(join(meet(T, X), meet(X, S)), X)))))))), meet(join(meet(join(meet(U, X), meet(X, join(U, X))), join(meet(U, join(join(meet(T, X), meet(X, S)), X)), meet(join(meet(X, meet(meet(join(T, join(X, S)), join(X2, X)), X)), meet(Y2, join(X, meet(meet(join(T, join(X, S)), join(X2, X)), X)))), join(U, join(join(meet(T, X), meet(X, S)), X))))), meet(join(meet(U, join(join(meet(T, X), meet(X, S)), X)), meet(join(meet(X, meet(meet(join(T, join(X, S)), join(X2, X)), X)), meet(Y2, join(X, meet(meet(join(T, join(X, S)), join(X2, X)), X)))), join(U, join(join(meet(T, X), meet(X, S)), X)))), join(join(meet(U, X), meet(X, join(U, X))), join(meet(U, join(join(meet(T, X), meet(X, S)), X)), meet(join(meet(X, meet(meet(join(T, join(X, S)), join(X2, X)), X)), meet(Y2, join(X, meet(meet(join(T, join(X, S)), join(X2, X)), X)))), join(U, join(join(meet(T, X), meet(X, S)), X))))))), V)), X)), meet(join(meet(U, join(join(meet(T, X), meet(X, S)), X)), meet(join(meet(X, meet(meet(join(T, join(X, S)), join(X2, X)), X)), meet(Y2, join(X, meet(meet(join(T, join(X, S)), join(X2, X)), X)))), join(U, join(join(meet(T, X), meet(X, S)), X)))), join(Z, join(join(meet(W, X), meet(X, V)), X)))), join(join(meet(Z, X), meet(X, join(Z, X))), Y)))
% 51.43/10.00  = { by axiom 1 (single_axiom) R->L }
% 51.43/10.00    join(meet(join(meet(Z, X), meet(join(meet(join(meet(U, X), meet(X, join(U, X))), join(meet(U, join(join(meet(T, X), meet(X, S)), X)), meet(join(meet(X, meet(meet(join(T, join(X, S)), join(X2, X)), X)), meet(Y2, join(X, meet(meet(join(T, join(X, S)), join(X2, X)), X)))), join(U, join(join(meet(T, X), meet(X, S)), X))))), meet(join(meet(U, join(join(meet(T, X), meet(X, S)), X)), meet(join(meet(X, meet(meet(join(T, join(X, S)), join(X2, X)), X)), meet(Y2, join(X, meet(meet(join(T, join(X, S)), join(X2, X)), X)))), join(U, join(join(meet(T, X), meet(X, S)), X)))), join(join(meet(U, X), meet(X, join(U, X))), join(meet(U, join(join(meet(T, X), meet(X, S)), X)), meet(join(meet(X, meet(meet(join(T, join(X, S)), join(X2, X)), X)), meet(Y2, join(X, meet(meet(join(T, join(X, S)), join(X2, X)), X)))), join(U, join(join(meet(T, X), meet(X, S)), X))))))), join(Z, join(meet(join(meet(U, X), meet(X, join(U, X))), join(meet(U, join(join(meet(T, X), meet(X, S)), X)), meet(join(meet(X, meet(meet(join(T, join(X, S)), join(X2, X)), X)), meet(Y2, join(X, meet(meet(join(T, join(X, S)), join(X2, X)), X)))), join(U, join(join(meet(T, X), meet(X, S)), X))))), meet(join(meet(U, join(join(meet(T, X), meet(X, S)), X)), meet(join(meet(X, meet(meet(join(T, join(X, S)), join(X2, X)), X)), meet(Y2, join(X, meet(meet(join(T, join(X, S)), join(X2, X)), X)))), join(U, join(join(meet(T, X), meet(X, S)), X)))), join(join(meet(U, X), meet(X, join(U, X))), join(meet(U, join(join(meet(T, X), meet(X, S)), X)), meet(join(meet(X, meet(meet(join(T, join(X, S)), join(X2, X)), X)), meet(Y2, join(X, meet(meet(join(T, join(X, S)), join(X2, X)), X)))), join(U, join(join(meet(T, X), meet(X, S)), X)))))))))), Y), meet(join(meet(Z, join(join(meet(W, join(meet(join(meet(U, X), meet(X, join(U, X))), join(meet(U, join(join(meet(T, X), meet(X, S)), X)), meet(join(meet(X, meet(meet(join(T, join(X, S)), join(X2, X)), X)), meet(Y2, join(X, meet(meet(join(T, join(X, S)), join(X2, X)), X)))), join(U, join(join(meet(T, X), meet(X, S)), X))))), meet(join(meet(U, join(join(meet(T, X), meet(X, S)), X)), meet(join(meet(X, meet(meet(join(T, join(X, S)), join(X2, X)), X)), meet(Y2, join(X, meet(meet(join(T, join(X, S)), join(X2, X)), X)))), join(U, join(join(meet(T, X), meet(X, S)), X)))), join(join(meet(U, X), meet(X, join(U, X))), join(meet(U, join(join(meet(T, X), meet(X, S)), X)), meet(join(meet(X, meet(meet(join(T, join(X, S)), join(X2, X)), X)), meet(Y2, join(X, meet(meet(join(T, join(X, S)), join(X2, X)), X)))), join(U, join(join(meet(T, X), meet(X, S)), X)))))))), meet(join(meet(join(meet(U, X), meet(X, join(U, X))), join(meet(U, join(join(meet(T, X), meet(X, S)), X)), meet(join(meet(X, meet(meet(join(T, join(X, S)), join(X2, X)), X)), meet(Y2, join(X, meet(meet(join(T, join(X, S)), join(X2, X)), X)))), join(U, join(join(meet(T, X), meet(X, S)), X))))), meet(join(meet(U, join(join(meet(T, X), meet(X, S)), X)), meet(join(meet(X, meet(meet(join(T, join(X, S)), join(X2, X)), X)), meet(Y2, join(X, meet(meet(join(T, join(X, S)), join(X2, X)), X)))), join(U, join(join(meet(T, X), meet(X, S)), X)))), join(join(meet(U, X), meet(X, join(U, X))), join(meet(U, join(join(meet(T, X), meet(X, S)), X)), meet(join(meet(X, meet(meet(join(T, join(X, S)), join(X2, X)), X)), meet(Y2, join(X, meet(meet(join(T, join(X, S)), join(X2, X)), X)))), join(U, join(join(meet(T, X), meet(X, S)), X))))))), V)), join(meet(join(meet(U, X), meet(X, join(U, X))), join(meet(U, join(join(meet(T, X), meet(X, S)), X)), meet(join(meet(X, meet(meet(join(T, join(X, S)), join(X2, X)), X)), meet(Y2, join(X, meet(meet(join(T, join(X, S)), join(X2, X)), X)))), join(U, join(join(meet(T, X), meet(X, S)), X))))), meet(join(meet(U, join(join(meet(T, X), meet(X, S)), X)), meet(join(meet(X, meet(meet(join(T, join(X, S)), join(X2, X)), X)), meet(Y2, join(X, meet(meet(join(T, join(X, S)), join(X2, X)), X)))), join(U, join(join(meet(T, X), meet(X, S)), X)))), join(join(meet(U, X), meet(X, join(U, X))), join(meet(U, join(join(meet(T, X), meet(X, S)), X)), meet(join(meet(X, meet(meet(join(T, join(X, S)), join(X2, X)), X)), meet(Y2, join(X, meet(meet(join(T, join(X, S)), join(X2, X)), X)))), join(U, join(join(meet(T, X), meet(X, S)), X))))))))), meet(join(meet(U, join(join(meet(T, X), meet(X, S)), X)), meet(join(meet(X, meet(meet(join(T, join(X, S)), join(X2, X)), X)), meet(Y2, join(X, meet(meet(join(T, join(X, S)), join(X2, X)), X)))), join(U, join(join(meet(T, X), meet(X, S)), X)))), join(Z, join(join(meet(W, X), meet(X, V)), X)))), join(join(meet(Z, X), meet(X, join(Z, X))), Y)))
% 51.43/10.01  = { by axiom 1 (single_axiom) R->L }
% 51.83/10.02    join(meet(join(meet(Z, X), meet(join(meet(join(meet(U, X), meet(X, join(U, X))), join(meet(U, join(join(meet(T, X), meet(X, S)), X)), meet(join(meet(X, meet(meet(join(T, join(X, S)), join(X2, X)), X)), meet(Y2, join(X, meet(meet(join(T, join(X, S)), join(X2, X)), X)))), join(U, join(join(meet(T, X), meet(X, S)), X))))), meet(join(meet(U, join(join(meet(T, X), meet(X, S)), X)), meet(join(meet(X, meet(meet(join(T, join(X, S)), join(X2, X)), X)), meet(Y2, join(X, meet(meet(join(T, join(X, S)), join(X2, X)), X)))), join(U, join(join(meet(T, X), meet(X, S)), X)))), join(join(meet(U, X), meet(X, join(U, X))), join(meet(U, join(join(meet(T, X), meet(X, S)), X)), meet(join(meet(X, meet(meet(join(T, join(X, S)), join(X2, X)), X)), meet(Y2, join(X, meet(meet(join(T, join(X, S)), join(X2, X)), X)))), join(U, join(join(meet(T, X), meet(X, S)), X))))))), join(Z, join(meet(join(meet(U, X), meet(X, join(U, X))), join(meet(U, join(join(meet(T, X), meet(X, S)), X)), meet(join(meet(X, meet(meet(join(T, join(X, S)), join(X2, X)), X)), meet(Y2, join(X, meet(meet(join(T, join(X, S)), join(X2, X)), X)))), join(U, join(join(meet(T, X), meet(X, S)), X))))), meet(join(meet(U, join(join(meet(T, X), meet(X, S)), X)), meet(join(meet(X, meet(meet(join(T, join(X, S)), join(X2, X)), X)), meet(Y2, join(X, meet(meet(join(T, join(X, S)), join(X2, X)), X)))), join(U, join(join(meet(T, X), meet(X, S)), X)))), join(join(meet(U, X), meet(X, join(U, X))), join(meet(U, join(join(meet(T, X), meet(X, S)), X)), meet(join(meet(X, meet(meet(join(T, join(X, S)), join(X2, X)), X)), meet(Y2, join(X, meet(meet(join(T, join(X, S)), join(X2, X)), X)))), join(U, join(join(meet(T, X), meet(X, S)), X)))))))))), Y), meet(join(meet(Z, join(join(meet(W, join(meet(join(meet(U, X), meet(X, join(U, X))), join(meet(U, join(join(meet(T, X), meet(X, S)), X)), meet(join(meet(X, meet(meet(join(T, join(X, S)), join(X2, X)), X)), meet(Y2, join(X, meet(meet(join(T, join(X, S)), join(X2, X)), X)))), join(U, join(join(meet(T, X), meet(X, S)), X))))), meet(join(meet(U, join(join(meet(T, X), meet(X, S)), X)), meet(join(meet(X, meet(meet(join(T, join(X, S)), join(X2, X)), X)), meet(Y2, join(X, meet(meet(join(T, join(X, S)), join(X2, X)), X)))), join(U, join(join(meet(T, X), meet(X, S)), X)))), join(join(meet(U, X), meet(X, join(U, X))), join(meet(U, join(join(meet(T, X), meet(X, S)), X)), meet(join(meet(X, meet(meet(join(T, join(X, S)), join(X2, X)), X)), meet(Y2, join(X, meet(meet(join(T, join(X, S)), join(X2, X)), X)))), join(U, join(join(meet(T, X), meet(X, S)), X)))))))), meet(join(meet(join(meet(U, X), meet(X, join(U, X))), join(meet(U, join(join(meet(T, X), meet(X, S)), X)), meet(join(meet(X, meet(meet(join(T, join(X, S)), join(X2, X)), X)), meet(Y2, join(X, meet(meet(join(T, join(X, S)), join(X2, X)), X)))), join(U, join(join(meet(T, X), meet(X, S)), X))))), meet(join(meet(U, join(join(meet(T, X), meet(X, S)), X)), meet(join(meet(X, meet(meet(join(T, join(X, S)), join(X2, X)), X)), meet(Y2, join(X, meet(meet(join(T, join(X, S)), join(X2, X)), X)))), join(U, join(join(meet(T, X), meet(X, S)), X)))), join(join(meet(U, X), meet(X, join(U, X))), join(meet(U, join(join(meet(T, X), meet(X, S)), X)), meet(join(meet(X, meet(meet(join(T, join(X, S)), join(X2, X)), X)), meet(Y2, join(X, meet(meet(join(T, join(X, S)), join(X2, X)), X)))), join(U, join(join(meet(T, X), meet(X, S)), X))))))), V)), join(meet(join(meet(U, X), meet(X, join(U, X))), join(meet(U, join(join(meet(T, X), meet(X, S)), X)), meet(join(meet(X, meet(meet(join(T, join(X, S)), join(X2, X)), X)), meet(Y2, join(X, meet(meet(join(T, join(X, S)), join(X2, X)), X)))), join(U, join(join(meet(T, X), meet(X, S)), X))))), meet(join(meet(U, join(join(meet(T, X), meet(X, S)), X)), meet(join(meet(X, meet(meet(join(T, join(X, S)), join(X2, X)), X)), meet(Y2, join(X, meet(meet(join(T, join(X, S)), join(X2, X)), X)))), join(U, join(join(meet(T, X), meet(X, S)), X)))), join(join(meet(U, X), meet(X, join(U, X))), join(meet(U, join(join(meet(T, X), meet(X, S)), X)), meet(join(meet(X, meet(meet(join(T, join(X, S)), join(X2, X)), X)), meet(Y2, join(X, meet(meet(join(T, join(X, S)), join(X2, X)), X)))), join(U, join(join(meet(T, X), meet(X, S)), X))))))))), meet(join(meet(U, join(join(meet(T, X), meet(X, S)), X)), meet(join(meet(X, meet(meet(join(T, join(X, S)), join(X2, X)), X)), meet(Y2, join(X, meet(meet(join(T, join(X, S)), join(X2, X)), X)))), join(U, join(join(meet(T, X), meet(X, S)), X)))), join(Z, join(join(meet(W, join(meet(join(meet(U, X), meet(X, join(U, X))), join(meet(U, join(join(meet(T, X), meet(X, S)), X)), meet(join(meet(X, meet(meet(join(T, join(X, S)), join(X2, X)), X)), meet(Y2, join(X, meet(meet(join(T, join(X, S)), join(X2, X)), X)))), join(U, join(join(meet(T, X), meet(X, S)), X))))), meet(join(meet(U, join(join(meet(T, X), meet(X, S)), X)), meet(join(meet(X, meet(meet(join(T, join(X, S)), join(X2, X)), X)), meet(Y2, join(X, meet(meet(join(T, join(X, S)), join(X2, X)), X)))), join(U, join(join(meet(T, X), meet(X, S)), X)))), join(join(meet(U, X), meet(X, join(U, X))), join(meet(U, join(join(meet(T, X), meet(X, S)), X)), meet(join(meet(X, meet(meet(join(T, join(X, S)), join(X2, X)), X)), meet(Y2, join(X, meet(meet(join(T, join(X, S)), join(X2, X)), X)))), join(U, join(join(meet(T, X), meet(X, S)), X)))))))), meet(X, V)), X)))), join(join(meet(Z, X), meet(X, join(Z, X))), Y)))
% 51.83/10.03  = { by axiom 1 (single_axiom) R->L }
% 51.83/10.04    join(meet(join(meet(Z, X), meet(join(meet(join(meet(U, X), meet(X, join(U, X))), join(meet(U, join(join(meet(T, X), meet(X, S)), X)), meet(join(meet(X, meet(meet(join(T, join(X, S)), join(X2, X)), X)), meet(Y2, join(X, meet(meet(join(T, join(X, S)), join(X2, X)), X)))), join(U, join(join(meet(T, X), meet(X, S)), X))))), meet(join(meet(U, join(join(meet(T, X), meet(X, S)), X)), meet(join(meet(X, meet(meet(join(T, join(X, S)), join(X2, X)), X)), meet(Y2, join(X, meet(meet(join(T, join(X, S)), join(X2, X)), X)))), join(U, join(join(meet(T, X), meet(X, S)), X)))), join(join(meet(U, X), meet(X, join(U, X))), join(meet(U, join(join(meet(T, X), meet(X, S)), X)), meet(join(meet(X, meet(meet(join(T, join(X, S)), join(X2, X)), X)), meet(Y2, join(X, meet(meet(join(T, join(X, S)), join(X2, X)), X)))), join(U, join(join(meet(T, X), meet(X, S)), X))))))), join(Z, join(meet(join(meet(U, X), meet(X, join(U, X))), join(meet(U, join(join(meet(T, X), meet(X, S)), X)), meet(join(meet(X, meet(meet(join(T, join(X, S)), join(X2, X)), X)), meet(Y2, join(X, meet(meet(join(T, join(X, S)), join(X2, X)), X)))), join(U, join(join(meet(T, X), meet(X, S)), X))))), meet(join(meet(U, join(join(meet(T, X), meet(X, S)), X)), meet(join(meet(X, meet(meet(join(T, join(X, S)), join(X2, X)), X)), meet(Y2, join(X, meet(meet(join(T, join(X, S)), join(X2, X)), X)))), join(U, join(join(meet(T, X), meet(X, S)), X)))), join(join(meet(U, X), meet(X, join(U, X))), join(meet(U, join(join(meet(T, X), meet(X, S)), X)), meet(join(meet(X, meet(meet(join(T, join(X, S)), join(X2, X)), X)), meet(Y2, join(X, meet(meet(join(T, join(X, S)), join(X2, X)), X)))), join(U, join(join(meet(T, X), meet(X, S)), X)))))))))), Y), meet(join(meet(Z, join(join(meet(W, join(meet(join(meet(U, X), meet(X, join(U, X))), join(meet(U, join(join(meet(T, X), meet(X, S)), X)), meet(join(meet(X, meet(meet(join(T, join(X, S)), join(X2, X)), X)), meet(Y2, join(X, meet(meet(join(T, join(X, S)), join(X2, X)), X)))), join(U, join(join(meet(T, X), meet(X, S)), X))))), meet(join(meet(U, join(join(meet(T, X), meet(X, S)), X)), meet(join(meet(X, meet(meet(join(T, join(X, S)), join(X2, X)), X)), meet(Y2, join(X, meet(meet(join(T, join(X, S)), join(X2, X)), X)))), join(U, join(join(meet(T, X), meet(X, S)), X)))), join(join(meet(U, X), meet(X, join(U, X))), join(meet(U, join(join(meet(T, X), meet(X, S)), X)), meet(join(meet(X, meet(meet(join(T, join(X, S)), join(X2, X)), X)), meet(Y2, join(X, meet(meet(join(T, join(X, S)), join(X2, X)), X)))), join(U, join(join(meet(T, X), meet(X, S)), X)))))))), meet(join(meet(join(meet(U, X), meet(X, join(U, X))), join(meet(U, join(join(meet(T, X), meet(X, S)), X)), meet(join(meet(X, meet(meet(join(T, join(X, S)), join(X2, X)), X)), meet(Y2, join(X, meet(meet(join(T, join(X, S)), join(X2, X)), X)))), join(U, join(join(meet(T, X), meet(X, S)), X))))), meet(join(meet(U, join(join(meet(T, X), meet(X, S)), X)), meet(join(meet(X, meet(meet(join(T, join(X, S)), join(X2, X)), X)), meet(Y2, join(X, meet(meet(join(T, join(X, S)), join(X2, X)), X)))), join(U, join(join(meet(T, X), meet(X, S)), X)))), join(join(meet(U, X), meet(X, join(U, X))), join(meet(U, join(join(meet(T, X), meet(X, S)), X)), meet(join(meet(X, meet(meet(join(T, join(X, S)), join(X2, X)), X)), meet(Y2, join(X, meet(meet(join(T, join(X, S)), join(X2, X)), X)))), join(U, join(join(meet(T, X), meet(X, S)), X))))))), V)), join(meet(join(meet(U, X), meet(X, join(U, X))), join(meet(U, join(join(meet(T, X), meet(X, S)), X)), meet(join(meet(X, meet(meet(join(T, join(X, S)), join(X2, X)), X)), meet(Y2, join(X, meet(meet(join(T, join(X, S)), join(X2, X)), X)))), join(U, join(join(meet(T, X), meet(X, S)), X))))), meet(join(meet(U, join(join(meet(T, X), meet(X, S)), X)), meet(join(meet(X, meet(meet(join(T, join(X, S)), join(X2, X)), X)), meet(Y2, join(X, meet(meet(join(T, join(X, S)), join(X2, X)), X)))), join(U, join(join(meet(T, X), meet(X, S)), X)))), join(join(meet(U, X), meet(X, join(U, X))), join(meet(U, join(join(meet(T, X), meet(X, S)), X)), meet(join(meet(X, meet(meet(join(T, join(X, S)), join(X2, X)), X)), meet(Y2, join(X, meet(meet(join(T, join(X, S)), join(X2, X)), X)))), join(U, join(join(meet(T, X), meet(X, S)), X))))))))), meet(join(meet(U, join(join(meet(T, X), meet(X, S)), X)), meet(join(meet(X, meet(meet(join(T, join(X, S)), join(X2, X)), X)), meet(Y2, join(X, meet(meet(join(T, join(X, S)), join(X2, X)), X)))), join(U, join(join(meet(T, X), meet(X, S)), X)))), join(Z, join(join(meet(W, join(meet(join(meet(U, X), meet(X, join(U, X))), join(meet(U, join(join(meet(T, X), meet(X, S)), X)), meet(join(meet(X, meet(meet(join(T, join(X, S)), join(X2, X)), X)), meet(Y2, join(X, meet(meet(join(T, join(X, S)), join(X2, X)), X)))), join(U, join(join(meet(T, X), meet(X, S)), X))))), meet(join(meet(U, join(join(meet(T, X), meet(X, S)), X)), meet(join(meet(X, meet(meet(join(T, join(X, S)), join(X2, X)), X)), meet(Y2, join(X, meet(meet(join(T, join(X, S)), join(X2, X)), X)))), join(U, join(join(meet(T, X), meet(X, S)), X)))), join(join(meet(U, X), meet(X, join(U, X))), join(meet(U, join(join(meet(T, X), meet(X, S)), X)), meet(join(meet(X, meet(meet(join(T, join(X, S)), join(X2, X)), X)), meet(Y2, join(X, meet(meet(join(T, join(X, S)), join(X2, X)), X)))), join(U, join(join(meet(T, X), meet(X, S)), X)))))))), meet(join(meet(join(meet(U, X), meet(X, join(U, X))), join(meet(U, join(join(meet(T, X), meet(X, S)), X)), meet(join(meet(X, meet(meet(join(T, join(X, S)), join(X2, X)), X)), meet(Y2, join(X, meet(meet(join(T, join(X, S)), join(X2, X)), X)))), join(U, join(join(meet(T, X), meet(X, S)), X))))), meet(join(meet(U, join(join(meet(T, X), meet(X, S)), X)), meet(join(meet(X, meet(meet(join(T, join(X, S)), join(X2, X)), X)), meet(Y2, join(X, meet(meet(join(T, join(X, S)), join(X2, X)), X)))), join(U, join(join(meet(T, X), meet(X, S)), X)))), join(join(meet(U, X), meet(X, join(U, X))), join(meet(U, join(join(meet(T, X), meet(X, S)), X)), meet(join(meet(X, meet(meet(join(T, join(X, S)), join(X2, X)), X)), meet(Y2, join(X, meet(meet(join(T, join(X, S)), join(X2, X)), X)))), join(U, join(join(meet(T, X), meet(X, S)), X))))))), V)), X)))), join(join(meet(Z, X), meet(X, join(Z, X))), Y)))
% 51.83/10.05  = { by axiom 1 (single_axiom) R->L }
% 51.83/10.06    join(meet(join(meet(Z, X), meet(join(meet(join(meet(U, X), meet(X, join(U, X))), join(meet(U, join(join(meet(T, X), meet(X, S)), X)), meet(join(meet(X, meet(meet(join(T, join(X, S)), join(X2, X)), X)), meet(Y2, join(X, meet(meet(join(T, join(X, S)), join(X2, X)), X)))), join(U, join(join(meet(T, X), meet(X, S)), X))))), meet(join(meet(U, join(join(meet(T, X), meet(X, S)), X)), meet(join(meet(X, meet(meet(join(T, join(X, S)), join(X2, X)), X)), meet(Y2, join(X, meet(meet(join(T, join(X, S)), join(X2, X)), X)))), join(U, join(join(meet(T, X), meet(X, S)), X)))), join(join(meet(U, X), meet(X, join(U, X))), join(meet(U, join(join(meet(T, X), meet(X, S)), X)), meet(join(meet(X, meet(meet(join(T, join(X, S)), join(X2, X)), X)), meet(Y2, join(X, meet(meet(join(T, join(X, S)), join(X2, X)), X)))), join(U, join(join(meet(T, X), meet(X, S)), X))))))), join(Z, join(meet(join(meet(U, X), meet(X, join(U, X))), join(meet(U, join(join(meet(T, X), meet(X, S)), X)), meet(join(meet(X, meet(meet(join(T, join(X, S)), join(X2, X)), X)), meet(Y2, join(X, meet(meet(join(T, join(X, S)), join(X2, X)), X)))), join(U, join(join(meet(T, X), meet(X, S)), X))))), meet(join(meet(U, join(join(meet(T, X), meet(X, S)), X)), meet(join(meet(X, meet(meet(join(T, join(X, S)), join(X2, X)), X)), meet(Y2, join(X, meet(meet(join(T, join(X, S)), join(X2, X)), X)))), join(U, join(join(meet(T, X), meet(X, S)), X)))), join(join(meet(U, X), meet(X, join(U, X))), join(meet(U, join(join(meet(T, X), meet(X, S)), X)), meet(join(meet(X, meet(meet(join(T, join(X, S)), join(X2, X)), X)), meet(Y2, join(X, meet(meet(join(T, join(X, S)), join(X2, X)), X)))), join(U, join(join(meet(T, X), meet(X, S)), X)))))))))), Y), meet(join(meet(Z, join(join(meet(W, join(meet(join(meet(U, X), meet(X, join(U, X))), join(meet(U, join(join(meet(T, X), meet(X, S)), X)), meet(join(meet(X, meet(meet(join(T, join(X, S)), join(X2, X)), X)), meet(Y2, join(X, meet(meet(join(T, join(X, S)), join(X2, X)), X)))), join(U, join(join(meet(T, X), meet(X, S)), X))))), meet(join(meet(U, join(join(meet(T, X), meet(X, S)), X)), meet(join(meet(X, meet(meet(join(T, join(X, S)), join(X2, X)), X)), meet(Y2, join(X, meet(meet(join(T, join(X, S)), join(X2, X)), X)))), join(U, join(join(meet(T, X), meet(X, S)), X)))), join(join(meet(U, X), meet(X, join(U, X))), join(meet(U, join(join(meet(T, X), meet(X, S)), X)), meet(join(meet(X, meet(meet(join(T, join(X, S)), join(X2, X)), X)), meet(Y2, join(X, meet(meet(join(T, join(X, S)), join(X2, X)), X)))), join(U, join(join(meet(T, X), meet(X, S)), X)))))))), meet(join(meet(join(meet(U, X), meet(X, join(U, X))), join(meet(U, join(join(meet(T, X), meet(X, S)), X)), meet(join(meet(X, meet(meet(join(T, join(X, S)), join(X2, X)), X)), meet(Y2, join(X, meet(meet(join(T, join(X, S)), join(X2, X)), X)))), join(U, join(join(meet(T, X), meet(X, S)), X))))), meet(join(meet(U, join(join(meet(T, X), meet(X, S)), X)), meet(join(meet(X, meet(meet(join(T, join(X, S)), join(X2, X)), X)), meet(Y2, join(X, meet(meet(join(T, join(X, S)), join(X2, X)), X)))), join(U, join(join(meet(T, X), meet(X, S)), X)))), join(join(meet(U, X), meet(X, join(U, X))), join(meet(U, join(join(meet(T, X), meet(X, S)), X)), meet(join(meet(X, meet(meet(join(T, join(X, S)), join(X2, X)), X)), meet(Y2, join(X, meet(meet(join(T, join(X, S)), join(X2, X)), X)))), join(U, join(join(meet(T, X), meet(X, S)), X))))))), V)), join(meet(join(meet(U, X), meet(X, join(U, X))), join(meet(U, join(join(meet(T, X), meet(X, S)), X)), meet(join(meet(X, meet(meet(join(T, join(X, S)), join(X2, X)), X)), meet(Y2, join(X, meet(meet(join(T, join(X, S)), join(X2, X)), X)))), join(U, join(join(meet(T, X), meet(X, S)), X))))), meet(join(meet(U, join(join(meet(T, X), meet(X, S)), X)), meet(join(meet(X, meet(meet(join(T, join(X, S)), join(X2, X)), X)), meet(Y2, join(X, meet(meet(join(T, join(X, S)), join(X2, X)), X)))), join(U, join(join(meet(T, X), meet(X, S)), X)))), join(join(meet(U, X), meet(X, join(U, X))), join(meet(U, join(join(meet(T, X), meet(X, S)), X)), meet(join(meet(X, meet(meet(join(T, join(X, S)), join(X2, X)), X)), meet(Y2, join(X, meet(meet(join(T, join(X, S)), join(X2, X)), X)))), join(U, join(join(meet(T, X), meet(X, S)), X))))))))), meet(join(meet(U, join(join(meet(T, X), meet(X, S)), X)), meet(join(meet(X, meet(meet(join(T, join(X, S)), join(X2, X)), X)), meet(Y2, join(X, meet(meet(join(T, join(X, S)), join(X2, X)), X)))), join(U, join(join(meet(T, X), meet(X, S)), X)))), join(Z, join(join(meet(W, join(meet(join(meet(U, X), meet(X, join(U, X))), join(meet(U, join(join(meet(T, X), meet(X, S)), X)), meet(join(meet(X, meet(meet(join(T, join(X, S)), join(X2, X)), X)), meet(Y2, join(X, meet(meet(join(T, join(X, S)), join(X2, X)), X)))), join(U, join(join(meet(T, X), meet(X, S)), X))))), meet(join(meet(U, join(join(meet(T, X), meet(X, S)), X)), meet(join(meet(X, meet(meet(join(T, join(X, S)), join(X2, X)), X)), meet(Y2, join(X, meet(meet(join(T, join(X, S)), join(X2, X)), X)))), join(U, join(join(meet(T, X), meet(X, S)), X)))), join(join(meet(U, X), meet(X, join(U, X))), join(meet(U, join(join(meet(T, X), meet(X, S)), X)), meet(join(meet(X, meet(meet(join(T, join(X, S)), join(X2, X)), X)), meet(Y2, join(X, meet(meet(join(T, join(X, S)), join(X2, X)), X)))), join(U, join(join(meet(T, X), meet(X, S)), X)))))))), meet(join(meet(join(meet(U, X), meet(X, join(U, X))), join(meet(U, join(join(meet(T, X), meet(X, S)), X)), meet(join(meet(X, meet(meet(join(T, join(X, S)), join(X2, X)), X)), meet(Y2, join(X, meet(meet(join(T, join(X, S)), join(X2, X)), X)))), join(U, join(join(meet(T, X), meet(X, S)), X))))), meet(join(meet(U, join(join(meet(T, X), meet(X, S)), X)), meet(join(meet(X, meet(meet(join(T, join(X, S)), join(X2, X)), X)), meet(Y2, join(X, meet(meet(join(T, join(X, S)), join(X2, X)), X)))), join(U, join(join(meet(T, X), meet(X, S)), X)))), join(join(meet(U, X), meet(X, join(U, X))), join(meet(U, join(join(meet(T, X), meet(X, S)), X)), meet(join(meet(X, meet(meet(join(T, join(X, S)), join(X2, X)), X)), meet(Y2, join(X, meet(meet(join(T, join(X, S)), join(X2, X)), X)))), join(U, join(join(meet(T, X), meet(X, S)), X))))))), V)), join(meet(join(meet(U, X), meet(X, join(U, X))), join(meet(U, join(join(meet(T, X), meet(X, S)), X)), meet(join(meet(X, meet(meet(join(T, join(X, S)), join(X2, X)), X)), meet(Y2, join(X, meet(meet(join(T, join(X, S)), join(X2, X)), X)))), join(U, join(join(meet(T, X), meet(X, S)), X))))), meet(join(meet(U, join(join(meet(T, X), meet(X, S)), X)), meet(join(meet(X, meet(meet(join(T, join(X, S)), join(X2, X)), X)), meet(Y2, join(X, meet(meet(join(T, join(X, S)), join(X2, X)), X)))), join(U, join(join(meet(T, X), meet(X, S)), X)))), join(join(meet(U, X), meet(X, join(U, X))), join(meet(U, join(join(meet(T, X), meet(X, S)), X)), meet(join(meet(X, meet(meet(join(T, join(X, S)), join(X2, X)), X)), meet(Y2, join(X, meet(meet(join(T, join(X, S)), join(X2, X)), X)))), join(U, join(join(meet(T, X), meet(X, S)), X))))))))))), join(join(meet(Z, X), meet(X, join(Z, X))), Y)))
% 51.83/10.07  = { by axiom 1 (single_axiom) R->L }
% 51.83/10.07    join(meet(join(meet(Z, X), meet(join(meet(join(meet(U, X), meet(X, join(U, X))), join(meet(U, join(join(meet(T, X), meet(X, S)), X)), meet(join(meet(X, meet(meet(join(T, join(X, S)), join(X2, X)), X)), meet(Y2, join(X, meet(meet(join(T, join(X, S)), join(X2, X)), X)))), join(U, join(join(meet(T, X), meet(X, S)), X))))), meet(join(meet(U, join(join(meet(T, X), meet(X, S)), X)), meet(join(meet(X, meet(meet(join(T, join(X, S)), join(X2, X)), X)), meet(Y2, join(X, meet(meet(join(T, join(X, S)), join(X2, X)), X)))), join(U, join(join(meet(T, X), meet(X, S)), X)))), join(join(meet(U, X), meet(X, join(U, X))), join(meet(U, join(join(meet(T, X), meet(X, S)), X)), meet(join(meet(X, meet(meet(join(T, join(X, S)), join(X2, X)), X)), meet(Y2, join(X, meet(meet(join(T, join(X, S)), join(X2, X)), X)))), join(U, join(join(meet(T, X), meet(X, S)), X))))))), join(Z, join(meet(join(meet(U, X), meet(X, join(U, X))), join(meet(U, join(join(meet(T, X), meet(X, S)), X)), meet(join(meet(X, meet(meet(join(T, join(X, S)), join(X2, X)), X)), meet(Y2, join(X, meet(meet(join(T, join(X, S)), join(X2, X)), X)))), join(U, join(join(meet(T, X), meet(X, S)), X))))), meet(join(meet(U, join(join(meet(T, X), meet(X, S)), X)), meet(join(meet(X, meet(meet(join(T, join(X, S)), join(X2, X)), X)), meet(Y2, join(X, meet(meet(join(T, join(X, S)), join(X2, X)), X)))), join(U, join(join(meet(T, X), meet(X, S)), X)))), join(join(meet(U, X), meet(X, join(U, X))), join(meet(U, join(join(meet(T, X), meet(X, S)), X)), meet(join(meet(X, meet(meet(join(T, join(X, S)), join(X2, X)), X)), meet(Y2, join(X, meet(meet(join(T, join(X, S)), join(X2, X)), X)))), join(U, join(join(meet(T, X), meet(X, S)), X)))))))))), Y), meet(join(meet(Z, join(join(meet(W, join(meet(join(meet(U, X), meet(X, join(U, X))), join(meet(U, join(join(meet(T, X), meet(X, S)), X)), meet(join(meet(X, meet(meet(join(T, join(X, S)), join(X2, X)), X)), meet(Y2, join(X, meet(meet(join(T, join(X, S)), join(X2, X)), X)))), join(U, join(join(meet(T, X), meet(X, S)), X))))), meet(join(meet(U, join(join(meet(T, X), meet(X, S)), X)), meet(join(meet(X, meet(meet(join(T, join(X, S)), join(X2, X)), X)), meet(Y2, join(X, meet(meet(join(T, join(X, S)), join(X2, X)), X)))), join(U, join(join(meet(T, X), meet(X, S)), X)))), join(join(meet(U, X), meet(X, join(U, X))), join(meet(U, join(join(meet(T, X), meet(X, S)), X)), meet(join(meet(X, meet(meet(join(T, join(X, S)), join(X2, X)), X)), meet(Y2, join(X, meet(meet(join(T, join(X, S)), join(X2, X)), X)))), join(U, join(join(meet(T, X), meet(X, S)), X)))))))), meet(join(meet(join(meet(U, X), meet(X, join(U, X))), join(meet(U, join(join(meet(T, X), meet(X, S)), X)), meet(join(meet(X, meet(meet(join(T, join(X, S)), join(X2, X)), X)), meet(Y2, join(X, meet(meet(join(T, join(X, S)), join(X2, X)), X)))), join(U, join(join(meet(T, X), meet(X, S)), X))))), meet(join(meet(U, join(join(meet(T, X), meet(X, S)), X)), meet(join(meet(X, meet(meet(join(T, join(X, S)), join(X2, X)), X)), meet(Y2, join(X, meet(meet(join(T, join(X, S)), join(X2, X)), X)))), join(U, join(join(meet(T, X), meet(X, S)), X)))), join(join(meet(U, X), meet(X, join(U, X))), join(meet(U, join(join(meet(T, X), meet(X, S)), X)), meet(join(meet(X, meet(meet(join(T, join(X, S)), join(X2, X)), X)), meet(Y2, join(X, meet(meet(join(T, join(X, S)), join(X2, X)), X)))), join(U, join(join(meet(T, X), meet(X, S)), X))))))), V)), join(meet(join(meet(U, X), meet(X, join(U, X))), join(meet(U, join(join(meet(T, X), meet(X, S)), X)), meet(join(meet(X, meet(meet(join(T, join(X, S)), join(X2, X)), X)), meet(Y2, join(X, meet(meet(join(T, join(X, S)), join(X2, X)), X)))), join(U, join(join(meet(T, X), meet(X, S)), X))))), meet(join(meet(U, join(join(meet(T, X), meet(X, S)), X)), meet(join(meet(X, meet(meet(join(T, join(X, S)), join(X2, X)), X)), meet(Y2, join(X, meet(meet(join(T, join(X, S)), join(X2, X)), X)))), join(U, join(join(meet(T, X), meet(X, S)), X)))), join(join(meet(U, X), meet(X, join(U, X))), join(meet(U, join(join(meet(T, X), meet(X, S)), X)), meet(join(meet(X, meet(meet(join(T, join(X, S)), join(X2, X)), X)), meet(Y2, join(X, meet(meet(join(T, join(X, S)), join(X2, X)), X)))), join(U, join(join(meet(T, X), meet(X, S)), X))))))))), meet(join(meet(U, join(join(meet(T, X), meet(X, S)), X)), meet(join(meet(X, meet(meet(join(T, join(X, S)), join(X2, X)), X)), meet(Y2, join(X, meet(meet(join(T, join(X, S)), join(X2, X)), X)))), join(U, join(join(meet(T, X), meet(X, S)), X)))), join(Z, join(join(meet(W, join(meet(join(meet(U, X), meet(X, join(U, X))), join(meet(U, join(join(meet(T, X), meet(X, S)), X)), meet(join(meet(X, meet(meet(join(T, join(X, S)), join(X2, X)), X)), meet(Y2, join(X, meet(meet(join(T, join(X, S)), join(X2, X)), X)))), join(U, join(join(meet(T, X), meet(X, S)), X))))), meet(join(meet(U, join(join(meet(T, X), meet(X, S)), X)), meet(join(meet(X, meet(meet(join(T, join(X, S)), join(X2, X)), X)), meet(Y2, join(X, meet(meet(join(T, join(X, S)), join(X2, X)), X)))), join(U, join(join(meet(T, X), meet(X, S)), X)))), join(join(meet(U, X), meet(X, join(U, X))), join(meet(U, join(join(meet(T, X), meet(X, S)), X)), meet(join(meet(X, meet(meet(join(T, join(X, S)), join(X2, X)), X)), meet(Y2, join(X, meet(meet(join(T, join(X, S)), join(X2, X)), X)))), join(U, join(join(meet(T, X), meet(X, S)), X)))))))), meet(join(meet(join(meet(U, X), meet(X, join(U, X))), join(meet(U, join(join(meet(T, X), meet(X, S)), X)), meet(join(meet(X, meet(meet(join(T, join(X, S)), join(X2, X)), X)), meet(Y2, join(X, meet(meet(join(T, join(X, S)), join(X2, X)), X)))), join(U, join(join(meet(T, X), meet(X, S)), X))))), meet(join(meet(U, join(join(meet(T, X), meet(X, S)), X)), meet(join(meet(X, meet(meet(join(T, join(X, S)), join(X2, X)), X)), meet(Y2, join(X, meet(meet(join(T, join(X, S)), join(X2, X)), X)))), join(U, join(join(meet(T, X), meet(X, S)), X)))), join(join(meet(U, X), meet(X, join(U, X))), join(meet(U, join(join(meet(T, X), meet(X, S)), X)), meet(join(meet(X, meet(meet(join(T, join(X, S)), join(X2, X)), X)), meet(Y2, join(X, meet(meet(join(T, join(X, S)), join(X2, X)), X)))), join(U, join(join(meet(T, X), meet(X, S)), X))))))), V)), join(meet(join(meet(U, X), meet(X, join(U, X))), join(meet(U, join(join(meet(T, X), meet(X, S)), X)), meet(join(meet(X, meet(meet(join(T, join(X, S)), join(X2, X)), X)), meet(Y2, join(X, meet(meet(join(T, join(X, S)), join(X2, X)), X)))), join(U, join(join(meet(T, X), meet(X, S)), X))))), meet(join(meet(U, join(join(meet(T, X), meet(X, S)), X)), meet(join(meet(X, meet(meet(join(T, join(X, S)), join(X2, X)), X)), meet(Y2, join(X, meet(meet(join(T, join(X, S)), join(X2, X)), X)))), join(U, join(join(meet(T, X), meet(X, S)), X)))), join(join(meet(U, X), meet(X, join(U, X))), join(meet(U, join(join(meet(T, X), meet(X, S)), X)), meet(join(meet(X, meet(meet(join(T, join(X, S)), join(X2, X)), X)), meet(Y2, join(X, meet(meet(join(T, join(X, S)), join(X2, X)), X)))), join(U, join(join(meet(T, X), meet(X, S)), X))))))))))), join(join(meet(Z, join(meet(join(meet(U, X), meet(X, join(U, X))), join(meet(U, join(join(meet(T, X), meet(X, S)), X)), meet(join(meet(X, meet(meet(join(T, join(X, S)), join(X2, X)), X)), meet(Y2, join(X, meet(meet(join(T, join(X, S)), join(X2, X)), X)))), join(U, join(join(meet(T, X), meet(X, S)), X))))), meet(join(meet(U, join(join(meet(T, X), meet(X, S)), X)), meet(join(meet(X, meet(meet(join(T, join(X, S)), join(X2, X)), X)), meet(Y2, join(X, meet(meet(join(T, join(X, S)), join(X2, X)), X)))), join(U, join(join(meet(T, X), meet(X, S)), X)))), join(join(meet(U, X), meet(X, join(U, X))), join(meet(U, join(join(meet(T, X), meet(X, S)), X)), meet(join(meet(X, meet(meet(join(T, join(X, S)), join(X2, X)), X)), meet(Y2, join(X, meet(meet(join(T, join(X, S)), join(X2, X)), X)))), join(U, join(join(meet(T, X), meet(X, S)), X)))))))), meet(X, join(Z, X))), Y)))
% 51.83/10.08  = { by axiom 1 (single_axiom) R->L }
% 52.14/10.08    join(meet(join(meet(Z, X), meet(join(meet(join(meet(U, X), meet(X, join(U, X))), join(meet(U, join(join(meet(T, X), meet(X, S)), X)), meet(join(meet(X, meet(meet(join(T, join(X, S)), join(X2, X)), X)), meet(Y2, join(X, meet(meet(join(T, join(X, S)), join(X2, X)), X)))), join(U, join(join(meet(T, X), meet(X, S)), X))))), meet(join(meet(U, join(join(meet(T, X), meet(X, S)), X)), meet(join(meet(X, meet(meet(join(T, join(X, S)), join(X2, X)), X)), meet(Y2, join(X, meet(meet(join(T, join(X, S)), join(X2, X)), X)))), join(U, join(join(meet(T, X), meet(X, S)), X)))), join(join(meet(U, X), meet(X, join(U, X))), join(meet(U, join(join(meet(T, X), meet(X, S)), X)), meet(join(meet(X, meet(meet(join(T, join(X, S)), join(X2, X)), X)), meet(Y2, join(X, meet(meet(join(T, join(X, S)), join(X2, X)), X)))), join(U, join(join(meet(T, X), meet(X, S)), X))))))), join(Z, join(meet(join(meet(U, X), meet(X, join(U, X))), join(meet(U, join(join(meet(T, X), meet(X, S)), X)), meet(join(meet(X, meet(meet(join(T, join(X, S)), join(X2, X)), X)), meet(Y2, join(X, meet(meet(join(T, join(X, S)), join(X2, X)), X)))), join(U, join(join(meet(T, X), meet(X, S)), X))))), meet(join(meet(U, join(join(meet(T, X), meet(X, S)), X)), meet(join(meet(X, meet(meet(join(T, join(X, S)), join(X2, X)), X)), meet(Y2, join(X, meet(meet(join(T, join(X, S)), join(X2, X)), X)))), join(U, join(join(meet(T, X), meet(X, S)), X)))), join(join(meet(U, X), meet(X, join(U, X))), join(meet(U, join(join(meet(T, X), meet(X, S)), X)), meet(join(meet(X, meet(meet(join(T, join(X, S)), join(X2, X)), X)), meet(Y2, join(X, meet(meet(join(T, join(X, S)), join(X2, X)), X)))), join(U, join(join(meet(T, X), meet(X, S)), X)))))))))), Y), meet(join(meet(Z, join(join(meet(W, join(meet(join(meet(U, X), meet(X, join(U, X))), join(meet(U, join(join(meet(T, X), meet(X, S)), X)), meet(join(meet(X, meet(meet(join(T, join(X, S)), join(X2, X)), X)), meet(Y2, join(X, meet(meet(join(T, join(X, S)), join(X2, X)), X)))), join(U, join(join(meet(T, X), meet(X, S)), X))))), meet(join(meet(U, join(join(meet(T, X), meet(X, S)), X)), meet(join(meet(X, meet(meet(join(T, join(X, S)), join(X2, X)), X)), meet(Y2, join(X, meet(meet(join(T, join(X, S)), join(X2, X)), X)))), join(U, join(join(meet(T, X), meet(X, S)), X)))), join(join(meet(U, X), meet(X, join(U, X))), join(meet(U, join(join(meet(T, X), meet(X, S)), X)), meet(join(meet(X, meet(meet(join(T, join(X, S)), join(X2, X)), X)), meet(Y2, join(X, meet(meet(join(T, join(X, S)), join(X2, X)), X)))), join(U, join(join(meet(T, X), meet(X, S)), X)))))))), meet(join(meet(join(meet(U, X), meet(X, join(U, X))), join(meet(U, join(join(meet(T, X), meet(X, S)), X)), meet(join(meet(X, meet(meet(join(T, join(X, S)), join(X2, X)), X)), meet(Y2, join(X, meet(meet(join(T, join(X, S)), join(X2, X)), X)))), join(U, join(join(meet(T, X), meet(X, S)), X))))), meet(join(meet(U, join(join(meet(T, X), meet(X, S)), X)), meet(join(meet(X, meet(meet(join(T, join(X, S)), join(X2, X)), X)), meet(Y2, join(X, meet(meet(join(T, join(X, S)), join(X2, X)), X)))), join(U, join(join(meet(T, X), meet(X, S)), X)))), join(join(meet(U, X), meet(X, join(U, X))), join(meet(U, join(join(meet(T, X), meet(X, S)), X)), meet(join(meet(X, meet(meet(join(T, join(X, S)), join(X2, X)), X)), meet(Y2, join(X, meet(meet(join(T, join(X, S)), join(X2, X)), X)))), join(U, join(join(meet(T, X), meet(X, S)), X))))))), V)), join(meet(join(meet(U, X), meet(X, join(U, X))), join(meet(U, join(join(meet(T, X), meet(X, S)), X)), meet(join(meet(X, meet(meet(join(T, join(X, S)), join(X2, X)), X)), meet(Y2, join(X, meet(meet(join(T, join(X, S)), join(X2, X)), X)))), join(U, join(join(meet(T, X), meet(X, S)), X))))), meet(join(meet(U, join(join(meet(T, X), meet(X, S)), X)), meet(join(meet(X, meet(meet(join(T, join(X, S)), join(X2, X)), X)), meet(Y2, join(X, meet(meet(join(T, join(X, S)), join(X2, X)), X)))), join(U, join(join(meet(T, X), meet(X, S)), X)))), join(join(meet(U, X), meet(X, join(U, X))), join(meet(U, join(join(meet(T, X), meet(X, S)), X)), meet(join(meet(X, meet(meet(join(T, join(X, S)), join(X2, X)), X)), meet(Y2, join(X, meet(meet(join(T, join(X, S)), join(X2, X)), X)))), join(U, join(join(meet(T, X), meet(X, S)), X))))))))), meet(join(meet(U, join(join(meet(T, X), meet(X, S)), X)), meet(join(meet(X, meet(meet(join(T, join(X, S)), join(X2, X)), X)), meet(Y2, join(X, meet(meet(join(T, join(X, S)), join(X2, X)), X)))), join(U, join(join(meet(T, X), meet(X, S)), X)))), join(Z, join(join(meet(W, join(meet(join(meet(U, X), meet(X, join(U, X))), join(meet(U, join(join(meet(T, X), meet(X, S)), X)), meet(join(meet(X, meet(meet(join(T, join(X, S)), join(X2, X)), X)), meet(Y2, join(X, meet(meet(join(T, join(X, S)), join(X2, X)), X)))), join(U, join(join(meet(T, X), meet(X, S)), X))))), meet(join(meet(U, join(join(meet(T, X), meet(X, S)), X)), meet(join(meet(X, meet(meet(join(T, join(X, S)), join(X2, X)), X)), meet(Y2, join(X, meet(meet(join(T, join(X, S)), join(X2, X)), X)))), join(U, join(join(meet(T, X), meet(X, S)), X)))), join(join(meet(U, X), meet(X, join(U, X))), join(meet(U, join(join(meet(T, X), meet(X, S)), X)), meet(join(meet(X, meet(meet(join(T, join(X, S)), join(X2, X)), X)), meet(Y2, join(X, meet(meet(join(T, join(X, S)), join(X2, X)), X)))), join(U, join(join(meet(T, X), meet(X, S)), X)))))))), meet(join(meet(join(meet(U, X), meet(X, join(U, X))), join(meet(U, join(join(meet(T, X), meet(X, S)), X)), meet(join(meet(X, meet(meet(join(T, join(X, S)), join(X2, X)), X)), meet(Y2, join(X, meet(meet(join(T, join(X, S)), join(X2, X)), X)))), join(U, join(join(meet(T, X), meet(X, S)), X))))), meet(join(meet(U, join(join(meet(T, X), meet(X, S)), X)), meet(join(meet(X, meet(meet(join(T, join(X, S)), join(X2, X)), X)), meet(Y2, join(X, meet(meet(join(T, join(X, S)), join(X2, X)), X)))), join(U, join(join(meet(T, X), meet(X, S)), X)))), join(join(meet(U, X), meet(X, join(U, X))), join(meet(U, join(join(meet(T, X), meet(X, S)), X)), meet(join(meet(X, meet(meet(join(T, join(X, S)), join(X2, X)), X)), meet(Y2, join(X, meet(meet(join(T, join(X, S)), join(X2, X)), X)))), join(U, join(join(meet(T, X), meet(X, S)), X))))))), V)), join(meet(join(meet(U, X), meet(X, join(U, X))), join(meet(U, join(join(meet(T, X), meet(X, S)), X)), meet(join(meet(X, meet(meet(join(T, join(X, S)), join(X2, X)), X)), meet(Y2, join(X, meet(meet(join(T, join(X, S)), join(X2, X)), X)))), join(U, join(join(meet(T, X), meet(X, S)), X))))), meet(join(meet(U, join(join(meet(T, X), meet(X, S)), X)), meet(join(meet(X, meet(meet(join(T, join(X, S)), join(X2, X)), X)), meet(Y2, join(X, meet(meet(join(T, join(X, S)), join(X2, X)), X)))), join(U, join(join(meet(T, X), meet(X, S)), X)))), join(join(meet(U, X), meet(X, join(U, X))), join(meet(U, join(join(meet(T, X), meet(X, S)), X)), meet(join(meet(X, meet(meet(join(T, join(X, S)), join(X2, X)), X)), meet(Y2, join(X, meet(meet(join(T, join(X, S)), join(X2, X)), X)))), join(U, join(join(meet(T, X), meet(X, S)), X))))))))))), join(join(meet(Z, join(meet(join(meet(U, X), meet(X, join(U, X))), join(meet(U, join(join(meet(T, X), meet(X, S)), X)), meet(join(meet(X, meet(meet(join(T, join(X, S)), join(X2, X)), X)), meet(Y2, join(X, meet(meet(join(T, join(X, S)), join(X2, X)), X)))), join(U, join(join(meet(T, X), meet(X, S)), X))))), meet(join(meet(U, join(join(meet(T, X), meet(X, S)), X)), meet(join(meet(X, meet(meet(join(T, join(X, S)), join(X2, X)), X)), meet(Y2, join(X, meet(meet(join(T, join(X, S)), join(X2, X)), X)))), join(U, join(join(meet(T, X), meet(X, S)), X)))), join(join(meet(U, X), meet(X, join(U, X))), join(meet(U, join(join(meet(T, X), meet(X, S)), X)), meet(join(meet(X, meet(meet(join(T, join(X, S)), join(X2, X)), X)), meet(Y2, join(X, meet(meet(join(T, join(X, S)), join(X2, X)), X)))), join(U, join(join(meet(T, X), meet(X, S)), X)))))))), meet(join(meet(join(meet(U, X), meet(X, join(U, X))), join(meet(U, join(join(meet(T, X), meet(X, S)), X)), meet(join(meet(X, meet(meet(join(T, join(X, S)), join(X2, X)), X)), meet(Y2, join(X, meet(meet(join(T, join(X, S)), join(X2, X)), X)))), join(U, join(join(meet(T, X), meet(X, S)), X))))), meet(join(meet(U, join(join(meet(T, X), meet(X, S)), X)), meet(join(meet(X, meet(meet(join(T, join(X, S)), join(X2, X)), X)), meet(Y2, join(X, meet(meet(join(T, join(X, S)), join(X2, X)), X)))), join(U, join(join(meet(T, X), meet(X, S)), X)))), join(join(meet(U, X), meet(X, join(U, X))), join(meet(U, join(join(meet(T, X), meet(X, S)), X)), meet(join(meet(X, meet(meet(join(T, join(X, S)), join(X2, X)), X)), meet(Y2, join(X, meet(meet(join(T, join(X, S)), join(X2, X)), X)))), join(U, join(join(meet(T, X), meet(X, S)), X))))))), join(Z, X))), Y)))
% 52.14/10.09  = { by axiom 1 (single_axiom) R->L }
% 52.14/10.09    join(meet(join(meet(Z, X), meet(join(meet(join(meet(U, X), meet(X, join(U, X))), join(meet(U, join(join(meet(T, X), meet(X, S)), X)), meet(join(meet(X, meet(meet(join(T, join(X, S)), join(X2, X)), X)), meet(Y2, join(X, meet(meet(join(T, join(X, S)), join(X2, X)), X)))), join(U, join(join(meet(T, X), meet(X, S)), X))))), meet(join(meet(U, join(join(meet(T, X), meet(X, S)), X)), meet(join(meet(X, meet(meet(join(T, join(X, S)), join(X2, X)), X)), meet(Y2, join(X, meet(meet(join(T, join(X, S)), join(X2, X)), X)))), join(U, join(join(meet(T, X), meet(X, S)), X)))), join(join(meet(U, X), meet(X, join(U, X))), join(meet(U, join(join(meet(T, X), meet(X, S)), X)), meet(join(meet(X, meet(meet(join(T, join(X, S)), join(X2, X)), X)), meet(Y2, join(X, meet(meet(join(T, join(X, S)), join(X2, X)), X)))), join(U, join(join(meet(T, X), meet(X, S)), X))))))), join(Z, join(meet(join(meet(U, X), meet(X, join(U, X))), join(meet(U, join(join(meet(T, X), meet(X, S)), X)), meet(join(meet(X, meet(meet(join(T, join(X, S)), join(X2, X)), X)), meet(Y2, join(X, meet(meet(join(T, join(X, S)), join(X2, X)), X)))), join(U, join(join(meet(T, X), meet(X, S)), X))))), meet(join(meet(U, join(join(meet(T, X), meet(X, S)), X)), meet(join(meet(X, meet(meet(join(T, join(X, S)), join(X2, X)), X)), meet(Y2, join(X, meet(meet(join(T, join(X, S)), join(X2, X)), X)))), join(U, join(join(meet(T, X), meet(X, S)), X)))), join(join(meet(U, X), meet(X, join(U, X))), join(meet(U, join(join(meet(T, X), meet(X, S)), X)), meet(join(meet(X, meet(meet(join(T, join(X, S)), join(X2, X)), X)), meet(Y2, join(X, meet(meet(join(T, join(X, S)), join(X2, X)), X)))), join(U, join(join(meet(T, X), meet(X, S)), X)))))))))), Y), meet(join(meet(Z, join(join(meet(W, join(meet(join(meet(U, X), meet(X, join(U, X))), join(meet(U, join(join(meet(T, X), meet(X, S)), X)), meet(join(meet(X, meet(meet(join(T, join(X, S)), join(X2, X)), X)), meet(Y2, join(X, meet(meet(join(T, join(X, S)), join(X2, X)), X)))), join(U, join(join(meet(T, X), meet(X, S)), X))))), meet(join(meet(U, join(join(meet(T, X), meet(X, S)), X)), meet(join(meet(X, meet(meet(join(T, join(X, S)), join(X2, X)), X)), meet(Y2, join(X, meet(meet(join(T, join(X, S)), join(X2, X)), X)))), join(U, join(join(meet(T, X), meet(X, S)), X)))), join(join(meet(U, X), meet(X, join(U, X))), join(meet(U, join(join(meet(T, X), meet(X, S)), X)), meet(join(meet(X, meet(meet(join(T, join(X, S)), join(X2, X)), X)), meet(Y2, join(X, meet(meet(join(T, join(X, S)), join(X2, X)), X)))), join(U, join(join(meet(T, X), meet(X, S)), X)))))))), meet(join(meet(join(meet(U, X), meet(X, join(U, X))), join(meet(U, join(join(meet(T, X), meet(X, S)), X)), meet(join(meet(X, meet(meet(join(T, join(X, S)), join(X2, X)), X)), meet(Y2, join(X, meet(meet(join(T, join(X, S)), join(X2, X)), X)))), join(U, join(join(meet(T, X), meet(X, S)), X))))), meet(join(meet(U, join(join(meet(T, X), meet(X, S)), X)), meet(join(meet(X, meet(meet(join(T, join(X, S)), join(X2, X)), X)), meet(Y2, join(X, meet(meet(join(T, join(X, S)), join(X2, X)), X)))), join(U, join(join(meet(T, X), meet(X, S)), X)))), join(join(meet(U, X), meet(X, join(U, X))), join(meet(U, join(join(meet(T, X), meet(X, S)), X)), meet(join(meet(X, meet(meet(join(T, join(X, S)), join(X2, X)), X)), meet(Y2, join(X, meet(meet(join(T, join(X, S)), join(X2, X)), X)))), join(U, join(join(meet(T, X), meet(X, S)), X))))))), V)), join(meet(join(meet(U, X), meet(X, join(U, X))), join(meet(U, join(join(meet(T, X), meet(X, S)), X)), meet(join(meet(X, meet(meet(join(T, join(X, S)), join(X2, X)), X)), meet(Y2, join(X, meet(meet(join(T, join(X, S)), join(X2, X)), X)))), join(U, join(join(meet(T, X), meet(X, S)), X))))), meet(join(meet(U, join(join(meet(T, X), meet(X, S)), X)), meet(join(meet(X, meet(meet(join(T, join(X, S)), join(X2, X)), X)), meet(Y2, join(X, meet(meet(join(T, join(X, S)), join(X2, X)), X)))), join(U, join(join(meet(T, X), meet(X, S)), X)))), join(join(meet(U, X), meet(X, join(U, X))), join(meet(U, join(join(meet(T, X), meet(X, S)), X)), meet(join(meet(X, meet(meet(join(T, join(X, S)), join(X2, X)), X)), meet(Y2, join(X, meet(meet(join(T, join(X, S)), join(X2, X)), X)))), join(U, join(join(meet(T, X), meet(X, S)), X))))))))), meet(join(meet(U, join(join(meet(T, X), meet(X, S)), X)), meet(join(meet(X, meet(meet(join(T, join(X, S)), join(X2, X)), X)), meet(Y2, join(X, meet(meet(join(T, join(X, S)), join(X2, X)), X)))), join(U, join(join(meet(T, X), meet(X, S)), X)))), join(Z, join(join(meet(W, join(meet(join(meet(U, X), meet(X, join(U, X))), join(meet(U, join(join(meet(T, X), meet(X, S)), X)), meet(join(meet(X, meet(meet(join(T, join(X, S)), join(X2, X)), X)), meet(Y2, join(X, meet(meet(join(T, join(X, S)), join(X2, X)), X)))), join(U, join(join(meet(T, X), meet(X, S)), X))))), meet(join(meet(U, join(join(meet(T, X), meet(X, S)), X)), meet(join(meet(X, meet(meet(join(T, join(X, S)), join(X2, X)), X)), meet(Y2, join(X, meet(meet(join(T, join(X, S)), join(X2, X)), X)))), join(U, join(join(meet(T, X), meet(X, S)), X)))), join(join(meet(U, X), meet(X, join(U, X))), join(meet(U, join(join(meet(T, X), meet(X, S)), X)), meet(join(meet(X, meet(meet(join(T, join(X, S)), join(X2, X)), X)), meet(Y2, join(X, meet(meet(join(T, join(X, S)), join(X2, X)), X)))), join(U, join(join(meet(T, X), meet(X, S)), X)))))))), meet(join(meet(join(meet(U, X), meet(X, join(U, X))), join(meet(U, join(join(meet(T, X), meet(X, S)), X)), meet(join(meet(X, meet(meet(join(T, join(X, S)), join(X2, X)), X)), meet(Y2, join(X, meet(meet(join(T, join(X, S)), join(X2, X)), X)))), join(U, join(join(meet(T, X), meet(X, S)), X))))), meet(join(meet(U, join(join(meet(T, X), meet(X, S)), X)), meet(join(meet(X, meet(meet(join(T, join(X, S)), join(X2, X)), X)), meet(Y2, join(X, meet(meet(join(T, join(X, S)), join(X2, X)), X)))), join(U, join(join(meet(T, X), meet(X, S)), X)))), join(join(meet(U, X), meet(X, join(U, X))), join(meet(U, join(join(meet(T, X), meet(X, S)), X)), meet(join(meet(X, meet(meet(join(T, join(X, S)), join(X2, X)), X)), meet(Y2, join(X, meet(meet(join(T, join(X, S)), join(X2, X)), X)))), join(U, join(join(meet(T, X), meet(X, S)), X))))))), V)), join(meet(join(meet(U, X), meet(X, join(U, X))), join(meet(U, join(join(meet(T, X), meet(X, S)), X)), meet(join(meet(X, meet(meet(join(T, join(X, S)), join(X2, X)), X)), meet(Y2, join(X, meet(meet(join(T, join(X, S)), join(X2, X)), X)))), join(U, join(join(meet(T, X), meet(X, S)), X))))), meet(join(meet(U, join(join(meet(T, X), meet(X, S)), X)), meet(join(meet(X, meet(meet(join(T, join(X, S)), join(X2, X)), X)), meet(Y2, join(X, meet(meet(join(T, join(X, S)), join(X2, X)), X)))), join(U, join(join(meet(T, X), meet(X, S)), X)))), join(join(meet(U, X), meet(X, join(U, X))), join(meet(U, join(join(meet(T, X), meet(X, S)), X)), meet(join(meet(X, meet(meet(join(T, join(X, S)), join(X2, X)), X)), meet(Y2, join(X, meet(meet(join(T, join(X, S)), join(X2, X)), X)))), join(U, join(join(meet(T, X), meet(X, S)), X))))))))))), join(join(meet(Z, join(meet(join(meet(U, X), meet(X, join(U, X))), join(meet(U, join(join(meet(T, X), meet(X, S)), X)), meet(join(meet(X, meet(meet(join(T, join(X, S)), join(X2, X)), X)), meet(Y2, join(X, meet(meet(join(T, join(X, S)), join(X2, X)), X)))), join(U, join(join(meet(T, X), meet(X, S)), X))))), meet(join(meet(U, join(join(meet(T, X), meet(X, S)), X)), meet(join(meet(X, meet(meet(join(T, join(X, S)), join(X2, X)), X)), meet(Y2, join(X, meet(meet(join(T, join(X, S)), join(X2, X)), X)))), join(U, join(join(meet(T, X), meet(X, S)), X)))), join(join(meet(U, X), meet(X, join(U, X))), join(meet(U, join(join(meet(T, X), meet(X, S)), X)), meet(join(meet(X, meet(meet(join(T, join(X, S)), join(X2, X)), X)), meet(Y2, join(X, meet(meet(join(T, join(X, S)), join(X2, X)), X)))), join(U, join(join(meet(T, X), meet(X, S)), X)))))))), meet(join(meet(join(meet(U, X), meet(X, join(U, X))), join(meet(U, join(join(meet(T, X), meet(X, S)), X)), meet(join(meet(X, meet(meet(join(T, join(X, S)), join(X2, X)), X)), meet(Y2, join(X, meet(meet(join(T, join(X, S)), join(X2, X)), X)))), join(U, join(join(meet(T, X), meet(X, S)), X))))), meet(join(meet(U, join(join(meet(T, X), meet(X, S)), X)), meet(join(meet(X, meet(meet(join(T, join(X, S)), join(X2, X)), X)), meet(Y2, join(X, meet(meet(join(T, join(X, S)), join(X2, X)), X)))), join(U, join(join(meet(T, X), meet(X, S)), X)))), join(join(meet(U, X), meet(X, join(U, X))), join(meet(U, join(join(meet(T, X), meet(X, S)), X)), meet(join(meet(X, meet(meet(join(T, join(X, S)), join(X2, X)), X)), meet(Y2, join(X, meet(meet(join(T, join(X, S)), join(X2, X)), X)))), join(U, join(join(meet(T, X), meet(X, S)), X))))))), join(Z, join(meet(join(meet(U, X), meet(X, join(U, X))), join(meet(U, join(join(meet(T, X), meet(X, S)), X)), meet(join(meet(X, meet(meet(join(T, join(X, S)), join(X2, X)), X)), meet(Y2, join(X, meet(meet(join(T, join(X, S)), join(X2, X)), X)))), join(U, join(join(meet(T, X), meet(X, S)), X))))), meet(join(meet(U, join(join(meet(T, X), meet(X, S)), X)), meet(join(meet(X, meet(meet(join(T, join(X, S)), join(X2, X)), X)), meet(Y2, join(X, meet(meet(join(T, join(X, S)), join(X2, X)), X)))), join(U, join(join(meet(T, X), meet(X, S)), X)))), join(join(meet(U, X), meet(X, join(U, X))), join(meet(U, join(join(meet(T, X), meet(X, S)), X)), meet(join(meet(X, meet(meet(join(T, join(X, S)), join(X2, X)), X)), meet(Y2, join(X, meet(meet(join(T, join(X, S)), join(X2, X)), X)))), join(U, join(join(meet(T, X), meet(X, S)), X)))))))))), Y)))
% 52.14/10.09  = { by axiom 1 (single_axiom) R->L }
% 52.14/10.10    join(meet(join(meet(Z, join(meet(join(meet(U, X), meet(X, join(U, X))), join(meet(U, join(join(meet(T, X), meet(X, S)), X)), meet(join(meet(X, meet(meet(join(T, join(X, S)), join(X2, X)), X)), meet(Y2, join(X, meet(meet(join(T, join(X, S)), join(X2, X)), X)))), join(U, join(join(meet(T, X), meet(X, S)), X))))), meet(join(meet(U, join(join(meet(T, X), meet(X, S)), X)), meet(join(meet(X, meet(meet(join(T, join(X, S)), join(X2, X)), X)), meet(Y2, join(X, meet(meet(join(T, join(X, S)), join(X2, X)), X)))), join(U, join(join(meet(T, X), meet(X, S)), X)))), join(join(meet(U, X), meet(X, join(U, X))), join(meet(U, join(join(meet(T, X), meet(X, S)), X)), meet(join(meet(X, meet(meet(join(T, join(X, S)), join(X2, X)), X)), meet(Y2, join(X, meet(meet(join(T, join(X, S)), join(X2, X)), X)))), join(U, join(join(meet(T, X), meet(X, S)), X)))))))), meet(join(meet(join(meet(U, X), meet(X, join(U, X))), join(meet(U, join(join(meet(T, X), meet(X, S)), X)), meet(join(meet(X, 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meet(join(meet(U, join(join(meet(T, X), meet(X, S)), X)), meet(join(meet(X, meet(meet(join(T, join(X, S)), join(X2, X)), X)), meet(Y2, join(X, meet(meet(join(T, join(X, S)), join(X2, X)), X)))), join(U, join(join(meet(T, X), meet(X, S)), X)))), join(join(meet(U, X), meet(X, join(U, X))), join(meet(U, join(join(meet(T, X), meet(X, S)), X)), meet(join(meet(X, meet(meet(join(T, join(X, S)), join(X2, X)), X)), meet(Y2, join(X, meet(meet(join(T, join(X, S)), join(X2, X)), X)))), join(U, join(join(meet(T, X), meet(X, S)), X)))))))))), Y), meet(join(meet(Z, join(join(meet(W, join(meet(join(meet(U, X), meet(X, join(U, X))), join(meet(U, join(join(meet(T, X), meet(X, S)), X)), meet(join(meet(X, meet(meet(join(T, join(X, S)), join(X2, X)), X)), meet(Y2, join(X, meet(meet(join(T, join(X, S)), join(X2, X)), X)))), join(U, join(join(meet(T, X), meet(X, S)), X))))), meet(join(meet(U, join(join(meet(T, X), meet(X, S)), X)), meet(join(meet(X, meet(meet(join(T, join(X, S)), join(X2, X)), X)), meet(Y2, 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X)))), join(U, join(join(meet(T, X), meet(X, S)), X))))))))), meet(join(meet(U, join(join(meet(T, X), meet(X, S)), X)), meet(join(meet(X, meet(meet(join(T, join(X, S)), join(X2, X)), X)), meet(Y2, join(X, meet(meet(join(T, join(X, S)), join(X2, X)), X)))), join(U, join(join(meet(T, X), meet(X, S)), X)))), join(Z, join(join(meet(W, join(meet(join(meet(U, X), meet(X, join(U, X))), join(meet(U, join(join(meet(T, X), meet(X, S)), X)), meet(join(meet(X, meet(meet(join(T, join(X, S)), join(X2, X)), X)), meet(Y2, join(X, meet(meet(join(T, join(X, S)), join(X2, X)), X)))), join(U, join(join(meet(T, X), meet(X, S)), X))))), meet(join(meet(U, join(join(meet(T, X), meet(X, S)), X)), meet(join(meet(X, meet(meet(join(T, join(X, S)), join(X2, X)), X)), meet(Y2, join(X, meet(meet(join(T, join(X, S)), join(X2, X)), X)))), join(U, join(join(meet(T, X), meet(X, S)), X)))), join(join(meet(U, X), meet(X, join(U, X))), join(meet(U, join(join(meet(T, X), meet(X, S)), X)), meet(join(meet(X, meet(meet(join(T, join(X, S)), join(X2, X)), X)), meet(Y2, join(X, meet(meet(join(T, join(X, S)), join(X2, X)), X)))), join(U, join(join(meet(T, X), meet(X, S)), X)))))))), meet(join(meet(join(meet(U, X), meet(X, join(U, X))), join(meet(U, join(join(meet(T, X), meet(X, S)), X)), meet(join(meet(X, meet(meet(join(T, join(X, S)), join(X2, X)), X)), meet(Y2, join(X, meet(meet(join(T, join(X, S)), join(X2, X)), X)))), join(U, join(join(meet(T, X), meet(X, S)), X))))), meet(join(meet(U, join(join(meet(T, X), meet(X, S)), X)), meet(join(meet(X, meet(meet(join(T, join(X, S)), join(X2, X)), X)), meet(Y2, join(X, meet(meet(join(T, join(X, S)), join(X2, X)), X)))), join(U, join(join(meet(T, X), meet(X, S)), X)))), join(join(meet(U, X), meet(X, join(U, X))), join(meet(U, join(join(meet(T, X), meet(X, S)), X)), meet(join(meet(X, meet(meet(join(T, join(X, S)), join(X2, X)), X)), meet(Y2, join(X, meet(meet(join(T, join(X, S)), join(X2, X)), X)))), join(U, join(join(meet(T, X), meet(X, S)), X))))))), V)), join(meet(join(meet(U, X), meet(X, join(U, X))), join(meet(U, join(join(meet(T, X), meet(X, S)), X)), meet(join(meet(X, meet(meet(join(T, join(X, S)), join(X2, X)), X)), meet(Y2, join(X, meet(meet(join(T, join(X, S)), join(X2, X)), X)))), join(U, join(join(meet(T, X), meet(X, S)), X))))), meet(join(meet(U, join(join(meet(T, X), meet(X, S)), X)), meet(join(meet(X, meet(meet(join(T, join(X, S)), join(X2, X)), X)), meet(Y2, join(X, meet(meet(join(T, join(X, S)), join(X2, X)), X)))), join(U, join(join(meet(T, X), meet(X, S)), X)))), join(join(meet(U, X), meet(X, join(U, X))), join(meet(U, join(join(meet(T, X), meet(X, S)), X)), meet(join(meet(X, meet(meet(join(T, join(X, S)), join(X2, X)), X)), meet(Y2, join(X, meet(meet(join(T, join(X, S)), join(X2, X)), X)))), join(U, join(join(meet(T, X), meet(X, S)), X))))))))))), join(join(meet(Z, join(meet(join(meet(U, X), meet(X, join(U, X))), join(meet(U, join(join(meet(T, X), meet(X, S)), X)), meet(join(meet(X, meet(meet(join(T, join(X, S)), join(X2, X)), X)), meet(Y2, join(X, meet(meet(join(T, join(X, S)), join(X2, X)), X)))), join(U, join(join(meet(T, X), meet(X, S)), X))))), meet(join(meet(U, join(join(meet(T, X), meet(X, S)), X)), meet(join(meet(X, meet(meet(join(T, join(X, S)), join(X2, X)), X)), meet(Y2, join(X, meet(meet(join(T, join(X, S)), join(X2, X)), X)))), join(U, join(join(meet(T, X), meet(X, S)), X)))), join(join(meet(U, X), meet(X, join(U, X))), join(meet(U, join(join(meet(T, X), meet(X, S)), X)), meet(join(meet(X, meet(meet(join(T, join(X, S)), join(X2, X)), X)), meet(Y2, join(X, meet(meet(join(T, join(X, S)), join(X2, X)), X)))), join(U, join(join(meet(T, X), meet(X, S)), X)))))))), meet(join(meet(join(meet(U, X), meet(X, join(U, X))), join(meet(U, join(join(meet(T, X), meet(X, S)), X)), meet(join(meet(X, meet(meet(join(T, join(X, S)), join(X2, X)), X)), meet(Y2, join(X, meet(meet(join(T, join(X, S)), join(X2, X)), X)))), join(U, join(join(meet(T, X), meet(X, S)), X))))), meet(join(meet(U, join(join(meet(T, X), meet(X, S)), X)), meet(join(meet(X, meet(meet(join(T, join(X, S)), join(X2, X)), X)), meet(Y2, join(X, meet(meet(join(T, join(X, S)), join(X2, X)), X)))), join(U, join(join(meet(T, X), meet(X, S)), X)))), join(join(meet(U, X), meet(X, join(U, X))), join(meet(U, join(join(meet(T, X), meet(X, S)), X)), meet(join(meet(X, meet(meet(join(T, join(X, S)), join(X2, X)), X)), meet(Y2, join(X, meet(meet(join(T, join(X, S)), join(X2, X)), X)))), join(U, join(join(meet(T, X), meet(X, S)), X))))))), join(Z, join(meet(join(meet(U, X), meet(X, join(U, X))), join(meet(U, join(join(meet(T, X), meet(X, S)), X)), meet(join(meet(X, meet(meet(join(T, join(X, S)), join(X2, X)), X)), meet(Y2, join(X, meet(meet(join(T, join(X, S)), join(X2, X)), X)))), join(U, join(join(meet(T, X), meet(X, S)), X))))), meet(join(meet(U, join(join(meet(T, X), meet(X, S)), X)), meet(join(meet(X, meet(meet(join(T, join(X, S)), join(X2, X)), X)), meet(Y2, join(X, meet(meet(join(T, join(X, S)), join(X2, X)), X)))), join(U, join(join(meet(T, X), meet(X, S)), X)))), join(join(meet(U, X), meet(X, join(U, X))), join(meet(U, join(join(meet(T, X), meet(X, S)), X)), meet(join(meet(X, meet(meet(join(T, join(X, S)), join(X2, X)), X)), meet(Y2, join(X, meet(meet(join(T, join(X, S)), join(X2, X)), X)))), join(U, join(join(meet(T, X), meet(X, S)), X)))))))))), Y)))
% 52.14/10.10  = { by lemma 2 }
% 52.14/10.10    join(meet(join(meet(U, X), meet(X, join(U, X))), join(meet(U, join(join(meet(T, X), meet(X, S)), X)), meet(join(meet(X, meet(meet(join(T, join(X, S)), join(X2, X)), X)), meet(Y2, join(X, meet(meet(join(T, join(X, S)), join(X2, X)), X)))), join(U, join(join(meet(T, X), meet(X, S)), X))))), meet(join(meet(U, join(join(meet(T, X), meet(X, S)), X)), meet(join(meet(X, meet(meet(join(T, join(X, S)), join(X2, X)), X)), meet(Y2, join(X, meet(meet(join(T, join(X, S)), join(X2, X)), X)))), join(U, join(join(meet(T, X), meet(X, S)), X)))), join(join(meet(U, X), meet(X, join(U, X))), join(meet(U, join(join(meet(T, X), meet(X, S)), X)), meet(join(meet(X, meet(meet(join(T, join(X, S)), join(X2, X)), X)), meet(Y2, join(X, meet(meet(join(T, join(X, S)), join(X2, X)), X)))), join(U, join(join(meet(T, X), meet(X, S)), X)))))))
% 52.14/10.10  = { by axiom 1 (single_axiom) }
% 52.14/10.11    X
% 52.14/10.11  
% 52.14/10.11  Lemma 11: join(meet(X, Y), meet(meet(meet(join(Z, join(X, W)), join(V, X)), X), join(X, Y))) = X.
% 52.14/10.11  Proof:
% 52.14/10.11    join(meet(X, Y), meet(meet(meet(join(Z, join(X, W)), join(V, X)), X), join(X, Y)))
% 52.14/10.11  = { by lemma 4 R->L }
% 52.14/10.11    join(meet(X, Y), meet(join(meet(join(meet(join(meet(U, meet(meet(join(Z, join(X, W)), join(V, X)), X)), meet(meet(meet(join(Z, join(X, W)), join(V, X)), X), join(U, meet(meet(join(Z, join(X, W)), join(V, X)), X)))), meet(meet(join(Z, join(X, W)), join(V, X)), X)), meet(meet(meet(join(Z, join(X, W)), join(V, X)), X), join(join(meet(U, meet(meet(join(Z, join(X, W)), join(V, X)), X)), meet(meet(meet(join(Z, join(X, W)), join(V, X)), X), join(U, meet(meet(join(Z, join(X, W)), join(V, X)), X)))), meet(meet(join(Z, join(X, W)), join(V, X)), X)))), join(join(meet(T, X), meet(X, S)), X)), meet(meet(meet(join(Z, join(X, W)), join(V, X)), X), join(join(meet(join(meet(U, meet(meet(join(Z, join(X, W)), join(V, X)), X)), meet(meet(meet(join(Z, join(X, W)), join(V, X)), X), join(U, meet(meet(join(Z, join(X, W)), join(V, X)), X)))), meet(meet(join(Z, join(X, W)), join(V, X)), X)), meet(meet(meet(join(Z, join(X, W)), join(V, X)), X), join(join(meet(U, meet(meet(join(Z, join(X, W)), join(V, X)), X)), meet(meet(meet(join(Z, join(X, W)), join(V, X)), X), join(U, meet(meet(join(Z, join(X, W)), join(V, X)), X)))), meet(meet(join(Z, join(X, W)), join(V, X)), X)))), join(join(meet(T, X), meet(X, S)), X)))), join(X, Y)))
% 52.14/10.11  = { by lemma 9 R->L }
% 52.14/10.11    join(meet(X, Y), meet(join(meet(join(meet(join(meet(U, meet(meet(join(Z, join(X, W)), join(V, X)), X)), meet(meet(meet(join(Z, join(X, W)), join(V, X)), X), join(U, meet(meet(join(Z, join(X, W)), join(V, X)), X)))), meet(meet(join(Z, join(X, W)), join(V, X)), X)), meet(meet(meet(join(Z, join(X, W)), join(V, X)), X), join(join(meet(U, meet(meet(join(Z, join(X, W)), join(V, X)), X)), meet(meet(meet(join(Z, join(X, W)), join(V, X)), X), join(U, meet(meet(join(Z, join(X, W)), join(V, X)), X)))), meet(meet(join(Z, join(X, W)), join(V, X)), X)))), join(join(meet(T, X), meet(X, S)), X)), meet(join(meet(X, meet(meet(join(Z, join(X, W)), join(V, X)), X)), meet(meet(meet(join(Z, join(X, W)), join(V, X)), X), join(X, meet(meet(join(Z, join(X, W)), join(V, X)), X)))), join(join(meet(join(meet(U, meet(meet(join(Z, join(X, W)), join(V, X)), X)), meet(meet(meet(join(Z, join(X, W)), join(V, X)), X), join(U, meet(meet(join(Z, join(X, W)), join(V, X)), X)))), meet(meet(join(Z, join(X, W)), join(V, X)), X)), meet(meet(meet(join(Z, join(X, W)), join(V, X)), X), join(join(meet(U, meet(meet(join(Z, join(X, W)), join(V, X)), X)), meet(meet(meet(join(Z, join(X, W)), join(V, X)), X), join(U, meet(meet(join(Z, join(X, W)), join(V, X)), X)))), meet(meet(join(Z, join(X, W)), join(V, X)), X)))), join(join(meet(T, X), meet(X, S)), X)))), join(X, Y)))
% 52.14/10.11  = { by lemma 3 R->L }
% 52.14/10.11    join(meet(X, Y), meet(join(meet(join(meet(join(meet(U, meet(meet(join(Z, join(X, W)), join(V, X)), X)), meet(meet(meet(join(Z, join(X, W)), join(V, X)), X), join(U, meet(meet(join(Z, join(X, W)), join(V, X)), X)))), meet(meet(join(Z, join(X, W)), join(V, X)), X)), meet(meet(meet(join(Z, join(X, W)), join(V, X)), X), join(join(meet(U, meet(meet(join(Z, join(X, W)), join(V, X)), X)), meet(meet(meet(join(Z, join(X, W)), join(V, X)), X), join(U, meet(meet(join(Z, join(X, W)), join(V, X)), X)))), meet(meet(join(Z, join(X, W)), join(V, X)), X)))), join(join(meet(T, X), meet(X, S)), X)), meet(join(meet(join(meet(join(meet(X2, join(meet(X, meet(meet(join(Z, join(X, W)), join(V, X)), X)), meet(meet(meet(join(Z, join(X, W)), join(V, X)), X), join(X, meet(meet(join(Z, join(X, W)), join(V, X)), X))))), meet(join(meet(X, meet(meet(join(Z, join(X, W)), join(V, X)), X)), meet(meet(meet(join(Z, join(X, W)), join(V, X)), X), join(X, meet(meet(join(Z, join(X, W)), join(V, X)), X)))), join(X2, join(meet(X, meet(meet(join(Z, join(X, W)), join(V, X)), X)), meet(meet(meet(join(Z, join(X, W)), join(V, X)), X), join(X, meet(meet(join(Z, join(X, W)), join(V, X)), X))))))), join(meet(X, meet(meet(join(Z, join(X, W)), join(V, X)), X)), meet(meet(meet(join(Z, join(X, W)), join(V, X)), X), join(X, meet(meet(join(Z, join(X, W)), join(V, X)), X))))), meet(join(meet(X, meet(meet(join(Z, join(X, W)), join(V, X)), X)), meet(meet(meet(join(Z, join(X, W)), join(V, X)), X), join(X, meet(meet(join(Z, join(X, W)), join(V, X)), X)))), join(join(meet(X2, join(meet(X, meet(meet(join(Z, join(X, W)), join(V, X)), X)), meet(meet(meet(join(Z, join(X, W)), join(V, X)), X), join(X, meet(meet(join(Z, join(X, W)), join(V, X)), X))))), meet(join(meet(X, meet(meet(join(Z, join(X, W)), join(V, X)), X)), meet(meet(meet(join(Z, join(X, W)), join(V, X)), X), join(X, meet(meet(join(Z, join(X, W)), join(V, X)), X)))), join(X2, join(meet(X, meet(meet(join(Z, join(X, W)), join(V, X)), X)), meet(meet(meet(join(Z, join(X, W)), join(V, X)), X), join(X, meet(meet(join(Z, join(X, W)), join(V, X)), X))))))), join(meet(X, meet(meet(join(Z, join(X, W)), join(V, X)), X)), meet(meet(meet(join(Z, join(X, W)), join(V, X)), X), join(X, meet(meet(join(Z, join(X, W)), join(V, X)), X))))))), join(join(meet(Z, X), meet(X, W)), X)), meet(join(meet(X, meet(meet(join(Z, join(X, W)), join(V, X)), X)), meet(meet(meet(join(Z, join(X, W)), join(V, X)), X), join(X, meet(meet(join(Z, join(X, W)), join(V, X)), X)))), join(join(meet(join(meet(X2, join(meet(X, meet(meet(join(Z, join(X, W)), join(V, X)), X)), meet(meet(meet(join(Z, join(X, W)), join(V, X)), X), join(X, meet(meet(join(Z, join(X, W)), join(V, X)), X))))), meet(join(meet(X, meet(meet(join(Z, join(X, W)), join(V, X)), X)), meet(meet(meet(join(Z, join(X, W)), join(V, X)), X), join(X, meet(meet(join(Z, join(X, W)), join(V, X)), X)))), join(X2, join(meet(X, meet(meet(join(Z, join(X, W)), join(V, X)), X)), meet(meet(meet(join(Z, join(X, W)), join(V, X)), X), join(X, meet(meet(join(Z, join(X, W)), join(V, X)), X))))))), join(meet(X, meet(meet(join(Z, join(X, W)), join(V, X)), X)), meet(meet(meet(join(Z, join(X, W)), join(V, X)), X), join(X, meet(meet(join(Z, join(X, W)), join(V, X)), X))))), meet(join(meet(X, meet(meet(join(Z, join(X, W)), join(V, X)), X)), meet(meet(meet(join(Z, join(X, W)), join(V, X)), X), join(X, meet(meet(join(Z, join(X, W)), join(V, X)), X)))), join(join(meet(X2, join(meet(X, meet(meet(join(Z, join(X, W)), join(V, X)), X)), meet(meet(meet(join(Z, join(X, W)), join(V, X)), X), join(X, meet(meet(join(Z, join(X, W)), join(V, X)), X))))), meet(join(meet(X, meet(meet(join(Z, join(X, W)), join(V, X)), X)), meet(meet(meet(join(Z, join(X, W)), join(V, X)), X), join(X, meet(meet(join(Z, join(X, W)), join(V, X)), X)))), join(X2, join(meet(X, meet(meet(join(Z, join(X, W)), join(V, X)), X)), meet(meet(meet(join(Z, join(X, W)), join(V, X)), X), join(X, meet(meet(join(Z, join(X, W)), join(V, X)), X))))))), join(meet(X, meet(meet(join(Z, join(X, W)), join(V, X)), X)), meet(meet(meet(join(Z, join(X, W)), join(V, X)), X), join(X, meet(meet(join(Z, join(X, W)), join(V, X)), X))))))), join(join(meet(Z, X), meet(X, W)), X)))), join(join(meet(join(meet(U, meet(meet(join(Z, join(X, W)), join(V, X)), X)), meet(meet(meet(join(Z, join(X, W)), join(V, X)), X), join(U, meet(meet(join(Z, join(X, W)), join(V, X)), X)))), meet(meet(join(Z, join(X, W)), join(V, X)), X)), meet(meet(meet(join(Z, join(X, W)), join(V, X)), X), join(join(meet(U, meet(meet(join(Z, join(X, W)), join(V, X)), X)), meet(meet(meet(join(Z, join(X, W)), join(V, X)), X), join(U, meet(meet(join(Z, join(X, W)), join(V, X)), X)))), meet(meet(join(Z, join(X, W)), join(V, X)), X)))), join(join(meet(T, X), meet(X, S)), X)))), join(X, Y)))
% 52.14/10.11  = { by lemma 10 }
% 52.14/10.11    X
% 52.14/10.11  
% 52.14/10.11  Lemma 12: meet(meet(join(X, join(Y, Z)), join(W, Y)), Y) = Y.
% 52.14/10.11  Proof:
% 52.14/10.11    meet(meet(join(X, join(Y, Z)), join(W, Y)), Y)
% 52.14/10.11  = { by lemma 6 R->L }
% 52.14/10.11    join(meet(join(meet(Y, meet(meet(join(X, join(Y, Z)), join(W, Y)), Y)), meet(meet(meet(join(X, join(Y, Z)), join(W, Y)), Y), join(Y, meet(meet(join(X, join(Y, Z)), join(W, Y)), Y)))), V), meet(join(meet(Y, join(join(meet(U, meet(meet(join(X, join(Y, Z)), join(W, Y)), Y)), meet(meet(meet(join(X, join(Y, Z)), join(W, Y)), Y), T)), meet(meet(join(X, join(Y, Z)), join(W, Y)), Y))), meet(meet(meet(join(X, join(Y, Z)), join(W, Y)), Y), join(Y, join(join(meet(U, meet(meet(join(X, join(Y, Z)), join(W, Y)), Y)), meet(meet(meet(join(X, join(Y, Z)), join(W, Y)), Y), T)), meet(meet(join(X, join(Y, Z)), join(W, Y)), Y))))), join(join(meet(Y, meet(meet(join(X, join(Y, Z)), join(W, Y)), Y)), meet(meet(meet(join(X, join(Y, Z)), join(W, Y)), Y), join(Y, meet(meet(join(X, join(Y, Z)), join(W, Y)), Y)))), V)))
% 52.14/10.11  = { by lemma 11 }
% 52.14/10.11    join(meet(Y, V), meet(join(meet(Y, join(join(meet(U, meet(meet(join(X, join(Y, Z)), join(W, Y)), Y)), meet(meet(meet(join(X, join(Y, Z)), join(W, Y)), Y), T)), meet(meet(join(X, join(Y, Z)), join(W, Y)), Y))), meet(meet(meet(join(X, join(Y, Z)), join(W, Y)), Y), join(Y, join(join(meet(U, meet(meet(join(X, join(Y, Z)), join(W, Y)), Y)), meet(meet(meet(join(X, join(Y, Z)), join(W, Y)), Y), T)), meet(meet(join(X, join(Y, Z)), join(W, Y)), Y))))), join(join(meet(Y, meet(meet(join(X, join(Y, Z)), join(W, Y)), Y)), meet(meet(meet(join(X, join(Y, Z)), join(W, Y)), Y), join(Y, meet(meet(join(X, join(Y, Z)), join(W, Y)), Y)))), V)))
% 52.14/10.11  = { by lemma 7 }
% 52.14/10.11    join(meet(Y, V), meet(meet(meet(join(X, join(Y, Z)), join(W, Y)), Y), join(join(meet(Y, meet(meet(join(X, join(Y, Z)), join(W, Y)), Y)), meet(meet(meet(join(X, join(Y, Z)), join(W, Y)), Y), join(Y, meet(meet(join(X, join(Y, Z)), join(W, Y)), Y)))), V)))
% 52.14/10.11  = { by lemma 11 }
% 52.14/10.11    join(meet(Y, V), meet(meet(meet(join(X, join(Y, Z)), join(W, Y)), Y), join(Y, V)))
% 52.14/10.11  = { by lemma 11 }
% 52.14/10.15    Y
% 52.14/10.15  
% 52.14/10.15  Lemma 13: join(meet(X, Y), meet(join(meet(Z, join(X, X)), meet(join(meet(W, join(join(meet(V, X), meet(X, U)), X)), meet(join(meet(X, X), meet(T, join(X, X))), join(W, join(join(meet(V, X), meet(X, U)), X)))), join(Z, join(X, X)))), join(X, Y))) = X.
% 52.14/10.15  Proof:
% 52.14/10.15    join(meet(X, Y), meet(join(meet(Z, join(X, X)), meet(join(meet(W, join(join(meet(V, X), meet(X, U)), X)), meet(join(meet(X, X), meet(T, join(X, X))), join(W, join(join(meet(V, X), meet(X, U)), X)))), join(Z, join(X, X)))), join(X, Y)))
% 52.14/10.15  = { by lemma 4 R->L }
% 52.14/10.15    join(meet(X, Y), meet(join(meet(Z, join(X, X)), meet(join(meet(W, join(join(meet(V, X), meet(X, U)), X)), meet(join(meet(X, X), meet(T, join(X, X))), join(W, join(join(meet(V, X), meet(X, U)), X)))), join(Z, join(join(meet(join(meet(join(meet(S, X), meet(X, join(S, X))), X), meet(X, join(join(meet(S, X), meet(X, join(S, X))), X))), X), meet(X, join(join(meet(join(meet(S, X), meet(X, join(S, X))), X), meet(X, join(join(meet(S, X), meet(X, join(S, X))), X))), X))), X)))), join(X, Y)))
% 52.14/10.15  = { by lemma 12 R->L }
% 52.14/10.15    join(meet(X, Y), meet(join(meet(Z, join(X, X)), meet(join(meet(W, join(join(meet(V, X), meet(X, U)), X)), meet(join(meet(X, meet(meet(join(V, join(X, U)), join(X2, X)), X)), meet(T, join(X, X))), join(W, join(join(meet(V, X), meet(X, U)), X)))), join(Z, join(join(meet(join(meet(join(meet(S, X), meet(X, join(S, X))), X), meet(X, join(join(meet(S, X), meet(X, join(S, X))), X))), X), meet(X, join(join(meet(join(meet(S, X), meet(X, join(S, X))), X), meet(X, join(join(meet(S, X), meet(X, join(S, X))), X))), X))), X)))), join(X, Y)))
% 52.14/10.15  = { by lemma 12 R->L }
% 52.14/10.15    join(meet(X, Y), meet(join(meet(Z, join(X, X)), meet(join(meet(W, join(join(meet(V, X), meet(X, U)), X)), meet(join(meet(X, meet(meet(join(V, join(X, U)), join(X2, X)), X)), meet(T, join(X, meet(meet(join(V, join(X, U)), join(X2, X)), X)))), join(W, join(join(meet(V, X), meet(X, U)), X)))), join(Z, join(join(meet(join(meet(join(meet(S, X), meet(X, join(S, X))), X), meet(X, join(join(meet(S, X), meet(X, join(S, X))), X))), X), meet(X, join(join(meet(join(meet(S, X), meet(X, join(S, X))), X), meet(X, join(join(meet(S, X), meet(X, join(S, X))), X))), X))), X)))), join(X, Y)))
% 52.14/10.15  = { by lemma 7 R->L }
% 52.14/10.15    join(meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), Y), meet(join(meet(Z, join(X, X)), meet(join(meet(W, join(join(meet(V, X), meet(X, U)), X)), meet(join(meet(X, meet(meet(join(V, join(X, U)), join(X2, X)), X)), meet(T, join(X, meet(meet(join(V, join(X, U)), join(X2, X)), X)))), join(W, join(join(meet(V, X), meet(X, U)), X)))), join(Z, join(join(meet(join(meet(join(meet(S, X), meet(X, join(S, X))), X), meet(X, join(join(meet(S, X), meet(X, join(S, X))), X))), X), meet(X, join(join(meet(join(meet(S, X), meet(X, join(S, X))), X), meet(X, join(join(meet(S, X), meet(X, join(S, X))), X))), X))), X)))), join(X, Y)))
% 52.14/10.15  = { by lemma 7 R->L }
% 52.14/10.15    join(meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), Y), meet(join(meet(Z, join(X, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))))), meet(join(meet(W, join(join(meet(V, X), meet(X, U)), X)), meet(join(meet(X, meet(meet(join(V, join(X, U)), join(X2, X)), X)), meet(T, join(X, meet(meet(join(V, join(X, U)), join(X2, X)), X)))), join(W, join(join(meet(V, X), meet(X, U)), X)))), join(Z, join(join(meet(join(meet(join(meet(S, X), meet(X, join(S, X))), X), meet(X, join(join(meet(S, X), meet(X, join(S, X))), X))), X), meet(X, join(join(meet(join(meet(S, X), meet(X, join(S, X))), X), meet(X, join(join(meet(S, X), meet(X, join(S, X))), X))), X))), X)))), join(X, Y)))
% 52.14/10.15  = { by lemma 7 R->L }
% 52.14/10.16    join(meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), Y), meet(join(meet(Z, join(X, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))))), meet(join(meet(W, join(join(meet(V, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X))))), meet(X, U)), X)), meet(join(meet(X, meet(meet(join(V, join(X, U)), join(X2, X)), X)), meet(T, join(X, meet(meet(join(V, join(X, U)), join(X2, X)), X)))), join(W, join(join(meet(V, X), meet(X, U)), X)))), join(Z, join(join(meet(join(meet(join(meet(S, X), meet(X, join(S, X))), X), meet(X, join(join(meet(S, X), meet(X, join(S, X))), X))), X), meet(X, join(join(meet(join(meet(S, X), meet(X, join(S, X))), X), meet(X, join(join(meet(S, X), meet(X, join(S, X))), X))), X))), X)))), join(X, Y)))
% 52.53/10.16  = { by lemma 7 R->L }
% 52.53/10.16    join(meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), Y), meet(join(meet(Z, join(X, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))))), meet(join(meet(W, join(join(meet(V, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X))))), meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), U)), X)), meet(join(meet(X, meet(meet(join(V, join(X, U)), join(X2, X)), X)), meet(T, join(X, meet(meet(join(V, join(X, U)), join(X2, X)), X)))), join(W, join(join(meet(V, X), meet(X, U)), X)))), join(Z, join(join(meet(join(meet(join(meet(S, X), meet(X, join(S, X))), X), meet(X, join(join(meet(S, X), meet(X, join(S, X))), X))), X), meet(X, join(join(meet(join(meet(S, X), meet(X, join(S, X))), X), meet(X, join(join(meet(S, X), meet(X, join(S, X))), X))), X))), X)))), join(X, Y)))
% 52.53/10.16  = { by lemma 7 R->L }
% 52.53/10.16    join(meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), Y), meet(join(meet(Z, join(X, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))))), meet(join(meet(W, join(join(meet(V, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X))))), meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), U)), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))))), meet(join(meet(X, meet(meet(join(V, join(X, U)), join(X2, X)), X)), meet(T, join(X, meet(meet(join(V, join(X, U)), join(X2, X)), X)))), join(W, join(join(meet(V, X), meet(X, U)), X)))), join(Z, join(join(meet(join(meet(join(meet(S, X), meet(X, join(S, X))), X), meet(X, join(join(meet(S, X), meet(X, join(S, X))), X))), X), meet(X, join(join(meet(join(meet(S, X), meet(X, join(S, X))), X), meet(X, join(join(meet(S, X), meet(X, join(S, X))), X))), X))), X)))), join(X, Y)))
% 52.53/10.16  = { by lemma 7 R->L }
% 52.53/10.16    join(meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), Y), meet(join(meet(Z, join(X, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))))), meet(join(meet(W, join(join(meet(V, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X))))), meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), U)), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))))), meet(join(meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), meet(meet(join(V, join(X, U)), join(X2, X)), X)), meet(T, join(X, meet(meet(join(V, join(X, U)), join(X2, X)), X)))), join(W, join(join(meet(V, X), meet(X, U)), X)))), join(Z, join(join(meet(join(meet(join(meet(S, X), meet(X, join(S, X))), X), meet(X, join(join(meet(S, X), meet(X, join(S, X))), X))), X), meet(X, join(join(meet(join(meet(S, X), meet(X, join(S, X))), X), meet(X, join(join(meet(S, X), meet(X, join(S, X))), X))), X))), X)))), join(X, Y)))
% 52.53/10.17  = { by lemma 7 R->L }
% 52.53/10.17    join(meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), Y), meet(join(meet(Z, join(X, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))))), meet(join(meet(W, join(join(meet(V, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X))))), meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), U)), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))))), meet(join(meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), meet(meet(join(V, join(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), U)), join(X2, X)), X)), meet(T, join(X, meet(meet(join(V, join(X, U)), join(X2, X)), X)))), join(W, join(join(meet(V, X), meet(X, U)), X)))), join(Z, join(join(meet(join(meet(join(meet(S, X), meet(X, join(S, X))), X), meet(X, join(join(meet(S, X), meet(X, join(S, X))), X))), X), meet(X, join(join(meet(join(meet(S, X), meet(X, join(S, X))), X), meet(X, join(join(meet(S, X), meet(X, join(S, X))), X))), X))), X)))), join(X, Y)))
% 52.53/10.17  = { by lemma 7 R->L }
% 52.53/10.17    join(meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), Y), meet(join(meet(Z, join(X, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))))), meet(join(meet(W, join(join(meet(V, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X))))), meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), U)), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))))), meet(join(meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), meet(meet(join(V, join(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), U)), join(X2, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))))), X)), meet(T, join(X, meet(meet(join(V, join(X, U)), join(X2, X)), X)))), join(W, join(join(meet(V, X), meet(X, U)), X)))), join(Z, join(join(meet(join(meet(join(meet(S, X), meet(X, join(S, X))), X), meet(X, join(join(meet(S, X), meet(X, join(S, X))), X))), X), meet(X, join(join(meet(join(meet(S, X), meet(X, join(S, X))), X), meet(X, join(join(meet(S, X), meet(X, join(S, X))), X))), X))), X)))), join(X, Y)))
% 52.63/10.18  = { by lemma 7 R->L }
% 52.63/10.18    join(meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), Y), meet(join(meet(Z, join(X, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))))), meet(join(meet(W, join(join(meet(V, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X))))), meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), U)), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))))), meet(join(meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), meet(meet(join(V, join(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), U)), join(X2, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))))), meet(T, join(X, meet(meet(join(V, join(X, U)), join(X2, X)), X)))), join(W, join(join(meet(V, X), meet(X, U)), X)))), join(Z, join(join(meet(join(meet(join(meet(S, X), meet(X, join(S, X))), X), meet(X, join(join(meet(S, X), meet(X, join(S, X))), X))), X), meet(X, join(join(meet(join(meet(S, X), meet(X, join(S, X))), X), meet(X, join(join(meet(S, X), meet(X, join(S, X))), X))), X))), X)))), join(X, Y)))
% 52.63/10.18  = { by lemma 7 R->L }
% 52.63/10.18    join(meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), Y), meet(join(meet(Z, join(X, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))))), meet(join(meet(W, join(join(meet(V, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X))))), meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), U)), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))))), meet(join(meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), meet(meet(join(V, join(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), U)), join(X2, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))))), meet(T, join(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), meet(meet(join(V, join(X, U)), join(X2, X)), X)))), join(W, join(join(meet(V, X), meet(X, U)), X)))), join(Z, join(join(meet(join(meet(join(meet(S, X), meet(X, join(S, X))), X), meet(X, join(join(meet(S, X), meet(X, join(S, X))), X))), X), meet(X, join(join(meet(join(meet(S, X), meet(X, join(S, X))), X), meet(X, join(join(meet(S, X), meet(X, join(S, X))), X))), X))), X)))), join(X, Y)))
% 52.63/10.19  = { by lemma 7 R->L }
% 52.63/10.19    join(meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), Y), meet(join(meet(Z, join(X, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))))), meet(join(meet(W, join(join(meet(V, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X))))), meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), U)), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))))), meet(join(meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), meet(meet(join(V, join(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), U)), join(X2, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))))), meet(T, join(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), meet(meet(join(V, join(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), U)), join(X2, X)), X)))), join(W, join(join(meet(V, X), meet(X, U)), X)))), join(Z, join(join(meet(join(meet(join(meet(S, X), meet(X, join(S, X))), X), meet(X, join(join(meet(S, X), meet(X, join(S, X))), X))), X), meet(X, join(join(meet(join(meet(S, X), meet(X, join(S, X))), X), meet(X, join(join(meet(S, X), meet(X, join(S, X))), X))), X))), X)))), join(X, Y)))
% 52.63/10.19  = { by lemma 7 R->L }
% 52.63/10.19    join(meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), Y), meet(join(meet(Z, join(X, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))))), meet(join(meet(W, join(join(meet(V, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X))))), meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), U)), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))))), meet(join(meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), meet(meet(join(V, join(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), U)), join(X2, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))))), meet(T, join(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), meet(meet(join(V, join(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), U)), join(X2, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))))), X)))), join(W, join(join(meet(V, X), meet(X, U)), X)))), join(Z, join(join(meet(join(meet(join(meet(S, X), meet(X, join(S, X))), X), meet(X, join(join(meet(S, X), meet(X, join(S, X))), X))), X), meet(X, join(join(meet(join(meet(S, X), meet(X, join(S, X))), X), meet(X, join(join(meet(S, X), meet(X, join(S, X))), X))), X))), X)))), join(X, Y)))
% 52.63/10.20  = { by lemma 7 R->L }
% 52.63/10.20    join(meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), Y), meet(join(meet(Z, join(X, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))))), meet(join(meet(W, join(join(meet(V, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X))))), meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), U)), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))))), meet(join(meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), meet(meet(join(V, join(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), U)), join(X2, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))))), meet(T, join(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), meet(meet(join(V, join(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), U)), join(X2, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))))))), join(W, join(join(meet(V, X), meet(X, U)), X)))), join(Z, join(join(meet(join(meet(join(meet(S, X), meet(X, join(S, X))), X), meet(X, join(join(meet(S, X), meet(X, join(S, X))), X))), X), meet(X, join(join(meet(join(meet(S, X), meet(X, join(S, X))), X), meet(X, join(join(meet(S, X), meet(X, join(S, X))), X))), X))), X)))), join(X, Y)))
% 52.63/10.21  = { by lemma 7 R->L }
% 52.63/10.21    join(meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), Y), meet(join(meet(Z, join(X, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))))), meet(join(meet(W, join(join(meet(V, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X))))), meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), U)), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))))), meet(join(meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), meet(meet(join(V, join(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), U)), join(X2, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))))), meet(T, join(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), meet(meet(join(V, join(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), U)), join(X2, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))))))), join(W, join(join(meet(V, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X))))), meet(X, U)), X)))), join(Z, join(join(meet(join(meet(join(meet(S, X), meet(X, join(S, X))), X), meet(X, join(join(meet(S, X), meet(X, join(S, X))), X))), X), meet(X, join(join(meet(join(meet(S, X), meet(X, join(S, X))), X), meet(X, join(join(meet(S, X), meet(X, join(S, X))), X))), X))), X)))), join(X, Y)))
% 52.63/10.21  = { by lemma 7 R->L }
% 52.83/10.22    join(meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), Y), meet(join(meet(Z, join(X, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))))), meet(join(meet(W, join(join(meet(V, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X))))), meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), U)), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))))), meet(join(meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), meet(meet(join(V, join(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), U)), join(X2, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))))), meet(T, join(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), meet(meet(join(V, join(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), U)), join(X2, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))))))), join(W, join(join(meet(V, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X))))), meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), U)), X)))), join(Z, join(join(meet(join(meet(join(meet(S, X), meet(X, join(S, X))), X), meet(X, join(join(meet(S, X), meet(X, join(S, X))), X))), X), meet(X, join(join(meet(join(meet(S, X), meet(X, join(S, X))), X), meet(X, join(join(meet(S, X), meet(X, join(S, X))), X))), X))), X)))), join(X, Y)))
% 52.83/10.22  = { by lemma 7 R->L }
% 52.83/10.22    join(meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), Y), meet(join(meet(Z, join(X, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))))), meet(join(meet(W, join(join(meet(V, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X))))), meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), U)), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))))), meet(join(meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), meet(meet(join(V, join(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), U)), join(X2, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))))), meet(T, join(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), meet(meet(join(V, join(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), U)), join(X2, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))))))), join(W, join(join(meet(V, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X))))), meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), U)), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))))))), join(Z, join(join(meet(join(meet(join(meet(S, X), meet(X, join(S, X))), X), meet(X, join(join(meet(S, X), meet(X, join(S, X))), X))), X), meet(X, join(join(meet(join(meet(S, X), meet(X, join(S, X))), X), meet(X, join(join(meet(S, X), meet(X, join(S, X))), X))), X))), X)))), join(X, Y)))
% 52.83/10.24  = { by lemma 7 R->L }
% 52.94/10.24    join(meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), Y), meet(join(meet(Z, join(X, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))))), meet(join(meet(W, join(join(meet(V, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X))))), meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), U)), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))))), meet(join(meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), meet(meet(join(V, join(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), U)), join(X2, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))))), meet(T, join(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), meet(meet(join(V, join(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), U)), join(X2, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))))))), join(W, join(join(meet(V, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X))))), meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), U)), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))))))), join(Z, join(join(meet(join(meet(join(meet(S, X), meet(X, join(S, X))), X), meet(X, join(join(meet(S, X), meet(X, join(S, X))), X))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X))))), meet(X, join(join(meet(join(meet(S, X), meet(X, join(S, X))), X), meet(X, join(join(meet(S, X), meet(X, join(S, X))), X))), X))), X)))), join(X, Y)))
% 52.94/10.25  = { by lemma 7 R->L }
% 52.94/10.25    join(meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), Y), meet(join(meet(Z, join(X, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))))), meet(join(meet(W, join(join(meet(V, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X))))), meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), U)), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))))), meet(join(meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), meet(meet(join(V, join(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), U)), join(X2, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))))), meet(T, join(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), meet(meet(join(V, join(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), U)), join(X2, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))))))), join(W, join(join(meet(V, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X))))), meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), U)), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))))))), join(Z, join(join(meet(join(meet(join(meet(S, X), meet(X, join(S, X))), X), meet(X, join(join(meet(S, X), meet(X, join(S, X))), X))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X))))), meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), join(join(meet(join(meet(S, X), meet(X, join(S, X))), X), meet(X, join(join(meet(S, X), meet(X, join(S, X))), X))), X))), X)))), join(X, Y)))
% 52.94/10.25  = { by lemma 7 R->L }
% 52.94/10.25    join(meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), Y), meet(join(meet(Z, join(X, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))))), meet(join(meet(W, join(join(meet(V, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X))))), meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), U)), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))))), meet(join(meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), meet(meet(join(V, join(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), U)), join(X2, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))))), meet(T, join(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), meet(meet(join(V, join(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), U)), join(X2, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))))))), join(W, join(join(meet(V, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X))))), meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), U)), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))))))), join(Z, join(join(meet(join(meet(join(meet(S, X), meet(X, join(S, X))), X), meet(X, join(join(meet(S, X), meet(X, join(S, X))), X))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X))))), meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), join(join(meet(join(meet(S, X), meet(X, join(S, X))), X), meet(X, join(join(meet(S, X), meet(X, join(S, X))), X))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X))))))), X)))), join(X, Y)))
% 52.94/10.26  = { by lemma 7 R->L }
% 52.94/10.26    join(meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), Y), meet(join(meet(Z, join(X, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))))), meet(join(meet(W, join(join(meet(V, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X))))), meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), U)), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))))), meet(join(meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), meet(meet(join(V, join(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), U)), join(X2, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))))), meet(T, join(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), meet(meet(join(V, join(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), U)), join(X2, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))))))), join(W, join(join(meet(V, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X))))), meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), U)), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))))))), join(Z, join(join(meet(join(meet(join(meet(S, X), meet(X, join(S, X))), X), meet(X, join(join(meet(S, X), meet(X, join(S, X))), X))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X))))), meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), join(join(meet(join(meet(S, X), meet(X, join(S, X))), X), meet(X, join(join(meet(S, X), meet(X, join(S, X))), X))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X))))))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))))))), join(X, Y)))
% 52.94/10.26  = { by lemma 7 R->L }
% 52.94/10.26    join(meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), Y), meet(join(meet(Z, join(X, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))))), meet(join(meet(W, join(join(meet(V, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X))))), meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), U)), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))))), meet(join(meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), meet(meet(join(V, join(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), U)), join(X2, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))))), meet(T, join(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), meet(meet(join(V, join(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), U)), join(X2, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))))))), join(W, join(join(meet(V, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X))))), meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), U)), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))))))), join(Z, join(join(meet(join(meet(join(meet(S, X), meet(X, join(S, X))), X), meet(X, join(join(meet(S, X), meet(X, join(S, X))), X))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X))))), meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), join(join(meet(join(meet(S, X), meet(X, join(S, X))), X), meet(X, join(join(meet(S, X), meet(X, join(S, X))), X))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X))))))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))))))), join(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), Y)))
% 52.94/10.27  = { by lemma 9 R->L }
% 52.94/10.27    join(meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), Y), meet(join(meet(Z, join(X, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))))), meet(join(meet(W, join(join(meet(V, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X))))), meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), U)), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))))), meet(join(meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), meet(meet(join(V, join(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), U)), join(X2, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))))), meet(T, join(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), meet(meet(join(V, join(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), U)), join(X2, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))))))), join(W, join(join(meet(V, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X))))), meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), U)), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))))))), join(Z, join(join(meet(join(meet(join(meet(S, X), meet(X, join(S, X))), X), meet(X, join(join(meet(S, X), meet(X, join(S, X))), X))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X))))), meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), join(join(meet(join(meet(S, X), meet(X, join(S, X))), X), meet(X, join(join(meet(S, X), meet(X, join(S, X))), X))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X))))))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))))))), join(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), Y)))
% 52.94/10.27  = { by lemma 9 R->L }
% 52.94/10.28    join(meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), Y), meet(join(meet(Z, join(X, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))))), meet(join(meet(W, join(join(meet(V, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X))))), meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), U)), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))))), meet(join(meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), meet(meet(join(V, join(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), U)), join(X2, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))))), meet(T, join(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), meet(meet(join(V, join(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), U)), join(X2, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))))))), join(W, join(join(meet(V, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X))))), meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), U)), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))))))), join(Z, join(join(meet(join(meet(join(meet(S, X), meet(X, join(S, X))), X), meet(X, join(join(meet(S, X), meet(X, join(S, X))), X))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X))))), meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), join(join(meet(join(meet(S, X), meet(X, join(S, X))), X), meet(X, join(join(meet(S, X), meet(X, join(S, X))), X))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X))))))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))))))), join(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), Y)))
% 52.94/10.28  = { by lemma 9 R->L }
% 52.94/10.28    join(meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), Y), meet(join(meet(Z, join(X, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))))), meet(join(meet(W, join(join(meet(V, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X))))), meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), U)), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))))), meet(join(meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), meet(meet(join(V, join(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), U)), join(X2, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))))), meet(T, join(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), meet(meet(join(V, join(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), U)), join(X2, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))))))), join(W, join(join(meet(V, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X))))), meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), U)), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))))))), join(Z, join(join(meet(join(meet(join(meet(S, X), meet(X, join(S, X))), X), meet(X, join(join(meet(S, X), meet(X, join(S, X))), X))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X))))), meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), join(join(meet(join(meet(S, X), meet(X, join(S, X))), X), meet(X, join(join(meet(S, X), meet(X, join(S, X))), X))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X))))))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))))))), join(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), Y)))
% 52.94/10.28  = { by lemma 9 R->L }
% 52.94/10.29    join(meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(X, Z2)), X)))), Y), meet(join(meet(Z, join(X, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))))), meet(join(meet(W, join(join(meet(V, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X))))), meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), U)), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))))), meet(join(meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), meet(meet(join(V, join(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), U)), join(X2, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))))), meet(T, join(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), meet(meet(join(V, join(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), U)), join(X2, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))))))), join(W, join(join(meet(V, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X))))), meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), U)), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))))))), join(Z, join(join(meet(join(meet(join(meet(S, X), meet(X, join(S, X))), X), meet(X, join(join(meet(S, X), meet(X, join(S, X))), X))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X))))), meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), join(join(meet(join(meet(S, X), meet(X, join(S, X))), X), meet(X, join(join(meet(S, X), meet(X, join(S, X))), X))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X))))))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))))))), join(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), Y)))
% 52.94/10.29  = { by lemma 9 R->L }
% 52.94/10.29    join(meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), X)))), Y), meet(join(meet(Z, join(X, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))))), meet(join(meet(W, join(join(meet(V, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X))))), meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), U)), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))))), meet(join(meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), meet(meet(join(V, join(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), U)), join(X2, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))))), meet(T, join(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), meet(meet(join(V, join(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), U)), join(X2, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))))))), join(W, join(join(meet(V, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X))))), meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), U)), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))))))), join(Z, join(join(meet(join(meet(join(meet(S, X), meet(X, join(S, X))), X), meet(X, join(join(meet(S, X), meet(X, join(S, X))), X))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X))))), meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), join(join(meet(join(meet(S, X), meet(X, join(S, X))), X), meet(X, join(join(meet(S, X), meet(X, join(S, X))), X))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X))))))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))))))), join(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), Y)))
% 52.94/10.30  = { by lemma 9 R->L }
% 52.94/10.30    join(meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), Y), meet(join(meet(Z, join(X, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))))), meet(join(meet(W, join(join(meet(V, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X))))), meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), U)), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))))), meet(join(meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), meet(meet(join(V, join(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), U)), join(X2, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))))), meet(T, join(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), meet(meet(join(V, join(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), U)), join(X2, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))))))), join(W, join(join(meet(V, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X))))), meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), U)), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))))))), join(Z, join(join(meet(join(meet(join(meet(S, X), meet(X, join(S, X))), X), meet(X, join(join(meet(S, X), meet(X, join(S, X))), X))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X))))), meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), join(join(meet(join(meet(S, X), meet(X, join(S, X))), X), meet(X, join(join(meet(S, X), meet(X, join(S, X))), X))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X))))))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))))))), join(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), Y)))
% 52.94/10.30  = { by lemma 9 R->L }
% 52.94/10.31    join(meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), Y), meet(join(meet(Z, join(join(meet(W2, X), meet(X, join(W2, X))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))))), meet(join(meet(W, join(join(meet(V, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X))))), meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), U)), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))))), meet(join(meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), meet(meet(join(V, join(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), U)), join(X2, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))))), meet(T, join(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), meet(meet(join(V, join(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), U)), join(X2, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))))))), join(W, join(join(meet(V, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X))))), meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), U)), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))))))), join(Z, join(join(meet(join(meet(join(meet(S, X), meet(X, join(S, X))), X), meet(X, join(join(meet(S, X), meet(X, join(S, X))), X))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X))))), meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), join(join(meet(join(meet(S, X), meet(X, join(S, X))), X), meet(X, join(join(meet(S, X), meet(X, join(S, X))), X))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X))))))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))))))), join(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), Y)))
% 52.94/10.31  = { by lemma 9 R->L }
% 52.94/10.31    join(meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), Y), meet(join(meet(Z, join(join(meet(W2, X), meet(X, join(W2, X))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))))), meet(join(meet(W, join(join(meet(V, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X))))), meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), U)), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))))), meet(join(meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), meet(meet(join(V, join(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), U)), join(X2, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))))), meet(T, join(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), meet(meet(join(V, join(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), U)), join(X2, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))))))), join(W, join(join(meet(V, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X))))), meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), U)), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))))))), join(Z, join(join(meet(join(meet(join(meet(S, X), meet(X, join(S, X))), X), meet(X, join(join(meet(S, X), meet(X, join(S, X))), X))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X))))), meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), join(join(meet(join(meet(S, X), meet(X, join(S, X))), X), meet(X, join(join(meet(S, X), meet(X, join(S, X))), X))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X))))))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))))))), join(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), Y)))
% 52.94/10.32  = { by lemma 9 R->L }
% 52.94/10.32    join(meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), Y), meet(join(meet(Z, join(join(meet(W2, X), meet(X, join(W2, X))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))))), meet(join(meet(W, join(join(meet(V, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X))))), meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), U)), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))))), meet(join(meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), meet(meet(join(V, join(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), U)), join(X2, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))))), meet(T, join(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), meet(meet(join(V, join(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), U)), join(X2, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))))))), join(W, join(join(meet(V, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X))))), meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), U)), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))))))), join(Z, join(join(meet(join(meet(join(meet(S, X), meet(X, join(S, X))), X), meet(X, join(join(meet(S, X), meet(X, join(S, X))), X))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X))))), meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), join(join(meet(join(meet(S, X), meet(X, join(S, X))), X), meet(X, join(join(meet(S, X), meet(X, join(S, X))), X))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X))))))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))))))), join(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), Y)))
% 52.94/10.32  = { by lemma 9 R->L }
% 52.94/10.33    join(meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), Y), meet(join(meet(Z, join(join(meet(W2, X), meet(X, join(W2, X))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))))), meet(join(meet(W, join(join(meet(V, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X))))), meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), U)), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))))), meet(join(meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), meet(meet(join(V, join(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), U)), join(X2, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))))), meet(T, join(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), meet(meet(join(V, join(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), U)), join(X2, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))))))), join(W, join(join(meet(V, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X))))), meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), U)), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))))))), join(Z, join(join(meet(join(meet(join(meet(S, X), meet(X, join(S, X))), X), meet(X, join(join(meet(S, X), meet(X, join(S, X))), X))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X))))), meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), join(join(meet(join(meet(S, X), meet(X, join(S, X))), X), meet(X, join(join(meet(S, X), meet(X, join(S, X))), X))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X))))))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))))))), join(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), Y)))
% 52.94/10.33  = { by lemma 9 R->L }
% 52.94/10.34    join(meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), Y), meet(join(meet(Z, join(join(meet(W2, X), meet(X, join(W2, X))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(X, Z2)), X)))))), meet(join(meet(W, join(join(meet(V, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X))))), meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), U)), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))))), meet(join(meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), meet(meet(join(V, join(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), U)), join(X2, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))))), meet(T, join(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), meet(meet(join(V, join(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), U)), join(X2, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))))))), join(W, join(join(meet(V, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X))))), meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), U)), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))))))), join(Z, join(join(meet(join(meet(join(meet(S, X), meet(X, join(S, X))), X), meet(X, join(join(meet(S, X), meet(X, join(S, X))), X))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X))))), meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), join(join(meet(join(meet(S, X), meet(X, join(S, X))), X), meet(X, join(join(meet(S, X), meet(X, join(S, X))), X))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X))))))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))))))), join(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), Y)))
% 52.94/10.34  = { by lemma 9 R->L }
% 52.94/10.34    join(meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), Y), meet(join(meet(Z, join(join(meet(W2, X), meet(X, join(W2, X))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), X)))))), meet(join(meet(W, join(join(meet(V, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X))))), meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), U)), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))))), meet(join(meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), meet(meet(join(V, join(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), U)), join(X2, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))))), meet(T, join(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), meet(meet(join(V, join(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), U)), join(X2, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))))))), join(W, join(join(meet(V, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X))))), meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), U)), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))))))), join(Z, join(join(meet(join(meet(join(meet(S, X), meet(X, join(S, X))), X), meet(X, join(join(meet(S, X), meet(X, join(S, X))), X))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X))))), meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), join(join(meet(join(meet(S, X), meet(X, join(S, X))), X), meet(X, join(join(meet(S, X), meet(X, join(S, X))), X))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X))))))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))))))), join(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), Y)))
% 52.94/10.35  = { by lemma 9 R->L }
% 52.94/10.35    join(meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), Y), meet(join(meet(Z, join(join(meet(W2, X), meet(X, join(W2, X))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))))), meet(join(meet(W, join(join(meet(V, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X))))), meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), U)), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))))), meet(join(meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), meet(meet(join(V, join(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), U)), join(X2, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))))), meet(T, join(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), meet(meet(join(V, join(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), U)), join(X2, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))))))), join(W, join(join(meet(V, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X))))), meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), U)), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))))))), join(Z, join(join(meet(join(meet(join(meet(S, X), meet(X, join(S, X))), X), meet(X, join(join(meet(S, X), meet(X, join(S, X))), X))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X))))), meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), join(join(meet(join(meet(S, X), meet(X, join(S, X))), X), meet(X, join(join(meet(S, X), meet(X, join(S, X))), X))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X))))))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))))))), join(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), Y)))
% 52.94/10.35  = { by lemma 9 R->L }
% 52.94/10.36    join(meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), Y), meet(join(meet(Z, join(join(meet(W2, X), meet(X, join(W2, X))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))))), meet(join(meet(W, join(join(meet(V, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X))))), meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), U)), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))))), meet(join(meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), meet(meet(join(V, join(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), U)), join(X2, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))))), meet(T, join(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), meet(meet(join(V, join(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), U)), join(X2, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))))))), join(W, join(join(meet(V, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X))))), meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), U)), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))))))), join(Z, join(join(meet(join(meet(join(meet(S, X), meet(X, join(S, X))), X), meet(X, join(join(meet(S, X), meet(X, join(S, X))), X))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X))))), meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), join(join(meet(join(meet(S, X), meet(X, join(S, X))), X), meet(X, join(join(meet(S, X), meet(X, join(S, X))), X))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X))))))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))))))), join(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), Y)))
% 52.94/10.36  = { by lemma 9 R->L }
% 52.94/10.37    join(meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), Y), meet(join(meet(Z, join(join(meet(W2, X), meet(X, join(W2, X))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))))), meet(join(meet(W, join(join(meet(V, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X))))), meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), U)), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))))), meet(join(meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), meet(meet(join(V, join(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), U)), join(X2, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))))), meet(T, join(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), meet(meet(join(V, join(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), U)), join(X2, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))))))), join(W, join(join(meet(V, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X))))), meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), U)), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))))))), join(Z, join(join(meet(join(meet(join(meet(S, X), meet(X, join(S, X))), X), meet(X, join(join(meet(S, X), meet(X, join(S, X))), X))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X))))), meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), join(join(meet(join(meet(S, X), meet(X, join(S, X))), X), meet(X, join(join(meet(S, X), meet(X, join(S, X))), X))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X))))))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))))))), join(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), Y)))
% 52.94/10.37  = { by lemma 9 R->L }
% 52.94/10.37    join(meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), Y), meet(join(meet(Z, join(join(meet(W2, X), meet(X, join(W2, X))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))))), meet(join(meet(W, join(join(meet(V, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X))))), meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), U)), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))))), meet(join(meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), meet(meet(join(V, join(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), U)), join(X2, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))))), meet(T, join(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), meet(meet(join(V, join(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), U)), join(X2, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))))))), join(W, join(join(meet(V, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X))))), meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), U)), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))))))), join(Z, join(join(meet(join(meet(join(meet(S, X), meet(X, join(S, X))), X), meet(X, join(join(meet(S, X), meet(X, join(S, X))), X))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X))))), meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), join(join(meet(join(meet(S, X), meet(X, join(S, X))), X), meet(X, join(join(meet(S, X), meet(X, join(S, X))), X))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X))))))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))))))), join(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), Y)))
% 52.94/10.38  = { by lemma 9 R->L }
% 52.94/10.38    join(meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), Y), meet(join(meet(Z, join(join(meet(W2, X), meet(X, join(W2, X))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))))), meet(join(meet(W, join(join(meet(V, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(X, Z2)), X))))), meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), U)), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))))), meet(join(meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), meet(meet(join(V, join(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), U)), join(X2, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))))), meet(T, join(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), meet(meet(join(V, join(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), U)), join(X2, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))))))), join(W, join(join(meet(V, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X))))), meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), U)), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))))))), join(Z, join(join(meet(join(meet(join(meet(S, X), meet(X, join(S, X))), X), meet(X, join(join(meet(S, X), meet(X, join(S, X))), X))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X))))), meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), join(join(meet(join(meet(S, X), meet(X, join(S, X))), X), meet(X, join(join(meet(S, X), meet(X, join(S, X))), X))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X))))))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))))))), join(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), Y)))
% 52.94/10.39  = { by lemma 9 R->L }
% 52.94/10.39    join(meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), Y), meet(join(meet(Z, join(join(meet(W2, X), meet(X, join(W2, X))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))))), meet(join(meet(W, join(join(meet(V, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), X))))), meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), U)), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))))), meet(join(meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), meet(meet(join(V, join(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), U)), join(X2, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))))), meet(T, join(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), meet(meet(join(V, join(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), U)), join(X2, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))))))), join(W, join(join(meet(V, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X))))), meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), U)), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))))))), join(Z, join(join(meet(join(meet(join(meet(S, X), meet(X, join(S, X))), X), meet(X, join(join(meet(S, X), meet(X, join(S, X))), X))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X))))), meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), join(join(meet(join(meet(S, X), meet(X, join(S, X))), X), meet(X, join(join(meet(S, X), meet(X, join(S, X))), X))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X))))))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))))))), join(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), Y)))
% 52.94/10.39  = { by lemma 9 R->L }
% 52.94/10.40    join(meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), Y), meet(join(meet(Z, join(join(meet(W2, X), meet(X, join(W2, X))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))))), meet(join(meet(W, join(join(meet(V, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X)))))))), meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), U)), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))))), meet(join(meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), meet(meet(join(V, join(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), U)), join(X2, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))))), meet(T, join(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), meet(meet(join(V, join(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), U)), join(X2, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))))))), join(W, join(join(meet(V, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X))))), meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), U)), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))))))), join(Z, join(join(meet(join(meet(join(meet(S, X), meet(X, join(S, X))), X), meet(X, join(join(meet(S, X), meet(X, join(S, X))), X))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X))))), meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), join(join(meet(join(meet(S, X), meet(X, join(S, X))), X), meet(X, join(join(meet(S, X), meet(X, join(S, X))), X))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X))))))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))))))), join(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), Y)))
% 52.94/10.40  = { by lemma 9 R->L }
% 52.94/10.41    join(meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), Y), meet(join(meet(Z, join(join(meet(W2, X), meet(X, join(W2, X))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))))), meet(join(meet(W, join(join(meet(V, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X)))))))), meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), U)), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))))), meet(join(meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), meet(meet(join(V, join(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), U)), join(X2, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))))), meet(T, join(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), meet(meet(join(V, join(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), U)), join(X2, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))))))), join(W, join(join(meet(V, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X))))), meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), U)), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))))))), join(Z, join(join(meet(join(meet(join(meet(S, X), meet(X, join(S, X))), X), meet(X, join(join(meet(S, X), meet(X, join(S, X))), X))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X))))), meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), join(join(meet(join(meet(S, X), meet(X, join(S, X))), X), meet(X, join(join(meet(S, X), meet(X, join(S, X))), X))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X))))))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))))))), join(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), Y)))
% 52.94/10.41  = { by lemma 9 R->L }
% 52.94/10.41    join(meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), Y), meet(join(meet(Z, join(join(meet(W2, X), meet(X, join(W2, X))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))))), meet(join(meet(W, join(join(meet(V, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X)))))))), meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), U)), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))))), meet(join(meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), meet(meet(join(V, join(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), U)), join(X2, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))))), meet(T, join(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), meet(meet(join(V, join(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), U)), join(X2, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))))))), join(W, join(join(meet(V, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X))))), meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), U)), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))))))), join(Z, join(join(meet(join(meet(join(meet(S, X), meet(X, join(S, X))), X), meet(X, join(join(meet(S, X), meet(X, join(S, X))), X))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X))))), meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), join(join(meet(join(meet(S, X), meet(X, join(S, X))), X), meet(X, join(join(meet(S, X), meet(X, join(S, X))), X))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X))))))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))))))), join(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), Y)))
% 52.94/10.42  = { by lemma 9 R->L }
% 52.94/10.42    join(meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), Y), meet(join(meet(Z, join(join(meet(W2, X), meet(X, join(W2, X))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))))), meet(join(meet(W, join(join(meet(V, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X)))))))), meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), U)), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))))), meet(join(meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), meet(meet(join(V, join(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), U)), join(X2, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))))), meet(T, join(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), meet(meet(join(V, join(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), U)), join(X2, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))))))), join(W, join(join(meet(V, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X))))), meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), U)), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))))))), join(Z, join(join(meet(join(meet(join(meet(S, X), meet(X, join(S, X))), X), meet(X, join(join(meet(S, X), meet(X, join(S, X))), X))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X))))), meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), join(join(meet(join(meet(S, X), meet(X, join(S, X))), X), meet(X, join(join(meet(S, X), meet(X, join(S, X))), X))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X))))))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))))))), join(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), Y)))
% 52.94/10.43  = { by lemma 9 R->L }
% 52.94/10.44    join(meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), Y), meet(join(meet(Z, join(join(meet(W2, X), meet(X, join(W2, X))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))))), meet(join(meet(W, join(join(meet(V, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X)))))))), meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(X, Z2)), X)))), U)), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))))), meet(join(meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), meet(meet(join(V, join(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), U)), join(X2, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))))), meet(T, join(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), meet(meet(join(V, join(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), U)), join(X2, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))))))), join(W, join(join(meet(V, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X))))), meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), U)), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))))))), join(Z, join(join(meet(join(meet(join(meet(S, X), meet(X, join(S, X))), X), meet(X, join(join(meet(S, X), meet(X, join(S, X))), X))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X))))), meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), join(join(meet(join(meet(S, X), meet(X, join(S, X))), X), meet(X, join(join(meet(S, X), meet(X, join(S, X))), X))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X))))))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))))))), join(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), Y)))
% 52.94/10.44  = { by lemma 9 R->L }
% 52.94/10.45    join(meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), Y), meet(join(meet(Z, join(join(meet(W2, X), meet(X, join(W2, X))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))))), meet(join(meet(W, join(join(meet(V, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X)))))))), meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), X)))), U)), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))))), meet(join(meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), meet(meet(join(V, join(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), U)), join(X2, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))))), meet(T, join(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), meet(meet(join(V, join(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), U)), join(X2, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))))))), join(W, join(join(meet(V, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X))))), meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), U)), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))))))), join(Z, join(join(meet(join(meet(join(meet(S, X), meet(X, join(S, X))), X), meet(X, join(join(meet(S, X), meet(X, join(S, X))), X))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X))))), meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), join(join(meet(join(meet(S, X), meet(X, join(S, X))), X), meet(X, join(join(meet(S, X), meet(X, join(S, X))), X))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X))))))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))))))), join(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), Y)))
% 52.94/10.45  = { by lemma 9 R->L }
% 52.94/10.46    join(meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), Y), meet(join(meet(Z, join(join(meet(W2, X), meet(X, join(W2, X))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))))), meet(join(meet(W, join(join(meet(V, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X)))))))), meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), U)), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))))), meet(join(meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), meet(meet(join(V, join(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), U)), join(X2, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))))), meet(T, join(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), meet(meet(join(V, join(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), U)), join(X2, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))))))), join(W, join(join(meet(V, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X))))), meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), U)), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))))))), join(Z, join(join(meet(join(meet(join(meet(S, X), meet(X, join(S, X))), X), meet(X, join(join(meet(S, X), meet(X, join(S, X))), X))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X))))), meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), join(join(meet(join(meet(S, X), meet(X, join(S, X))), X), meet(X, join(join(meet(S, X), meet(X, join(S, X))), X))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X))))))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))))))), join(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), Y)))
% 52.94/10.46  = { by lemma 9 R->L }
% 53.61/10.47    join(meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), Y), meet(join(meet(Z, join(join(meet(W2, X), meet(X, join(W2, X))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))))), meet(join(meet(W, join(join(meet(V, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X)))))))), meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), U)), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))))), meet(join(meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), meet(meet(join(V, join(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), U)), join(X2, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))))), meet(T, join(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), meet(meet(join(V, join(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), U)), join(X2, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))))))), join(W, join(join(meet(V, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X))))), meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), U)), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))))))), join(Z, join(join(meet(join(meet(join(meet(S, X), meet(X, join(S, X))), X), meet(X, join(join(meet(S, X), meet(X, join(S, X))), X))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X))))), meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), join(join(meet(join(meet(S, X), meet(X, join(S, X))), X), meet(X, join(join(meet(S, X), meet(X, join(S, X))), X))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X))))))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))))))), join(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), Y)))
% 53.61/10.47  = { by lemma 9 R->L }
% 53.61/10.48    join(meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), Y), meet(join(meet(Z, join(join(meet(W2, X), meet(X, join(W2, X))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))))), meet(join(meet(W, join(join(meet(V, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X)))))))), meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), U)), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))))), meet(join(meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), meet(meet(join(V, join(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), U)), join(X2, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))))), meet(T, join(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), meet(meet(join(V, join(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), U)), join(X2, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))))))), join(W, join(join(meet(V, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X))))), meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), U)), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))))))), join(Z, join(join(meet(join(meet(join(meet(S, X), meet(X, join(S, X))), X), meet(X, join(join(meet(S, X), meet(X, join(S, X))), X))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X))))), meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), join(join(meet(join(meet(S, X), meet(X, join(S, X))), X), meet(X, join(join(meet(S, X), meet(X, join(S, X))), X))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X))))))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))))))), join(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), Y)))
% 53.61/10.48  = { by lemma 9 R->L }
% 53.61/10.49    join(meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), Y), meet(join(meet(Z, join(join(meet(W2, X), meet(X, join(W2, X))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))))), meet(join(meet(W, join(join(meet(V, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X)))))))), meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), U)), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))))), meet(join(meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), meet(meet(join(V, join(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), U)), join(X2, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))))), meet(T, join(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), meet(meet(join(V, join(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), U)), join(X2, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))))))), join(W, join(join(meet(V, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X))))), meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), U)), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))))))), join(Z, join(join(meet(join(meet(join(meet(S, X), meet(X, join(S, X))), X), meet(X, join(join(meet(S, X), meet(X, join(S, X))), X))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X))))), meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), join(join(meet(join(meet(S, X), meet(X, join(S, X))), X), meet(X, join(join(meet(S, X), meet(X, join(S, X))), X))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X))))))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))))))), join(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), Y)))
% 53.61/10.49  = { by lemma 9 R->L }
% 53.61/10.50    join(meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), Y), meet(join(meet(Z, join(join(meet(W2, X), meet(X, join(W2, X))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))))), meet(join(meet(W, join(join(meet(V, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X)))))))), meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), U)), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(X, Z2)), X)))))), meet(join(meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), meet(meet(join(V, join(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), U)), join(X2, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))))), meet(T, join(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), meet(meet(join(V, join(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), U)), join(X2, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))))))), join(W, join(join(meet(V, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X))))), meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), U)), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))))))), join(Z, join(join(meet(join(meet(join(meet(S, X), meet(X, join(S, X))), X), meet(X, join(join(meet(S, X), meet(X, join(S, X))), X))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X))))), meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), join(join(meet(join(meet(S, X), meet(X, join(S, X))), X), meet(X, join(join(meet(S, X), meet(X, join(S, X))), X))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X))))))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))))))), join(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), Y)))
% 53.61/10.50  = { by lemma 9 R->L }
% 53.61/10.51    join(meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), Y), meet(join(meet(Z, join(join(meet(W2, X), meet(X, join(W2, X))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))))), meet(join(meet(W, join(join(meet(V, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X)))))))), meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), U)), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), X)))))), meet(join(meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), meet(meet(join(V, join(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), U)), join(X2, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))))), meet(T, join(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), meet(meet(join(V, join(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), U)), join(X2, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))))))), join(W, join(join(meet(V, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X))))), meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), U)), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))))))), join(Z, join(join(meet(join(meet(join(meet(S, X), meet(X, join(S, X))), X), meet(X, join(join(meet(S, X), meet(X, join(S, X))), X))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X))))), meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), join(join(meet(join(meet(S, X), meet(X, join(S, X))), X), meet(X, join(join(meet(S, X), meet(X, join(S, X))), X))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X))))))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))))))), join(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), Y)))
% 53.61/10.51  = { by lemma 9 R->L }
% 53.61/10.52    join(meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), Y), meet(join(meet(Z, join(join(meet(W2, X), meet(X, join(W2, X))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))))), meet(join(meet(W, join(join(meet(V, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X)))))))), meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), U)), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))))), meet(join(meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), meet(meet(join(V, join(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), U)), join(X2, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))))), meet(T, join(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), meet(meet(join(V, join(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), U)), join(X2, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))))))), join(W, join(join(meet(V, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X))))), meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), U)), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))))))), join(Z, join(join(meet(join(meet(join(meet(S, X), meet(X, join(S, X))), X), meet(X, join(join(meet(S, X), meet(X, join(S, X))), X))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X))))), meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), join(join(meet(join(meet(S, X), meet(X, join(S, X))), X), meet(X, join(join(meet(S, X), meet(X, join(S, X))), X))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X))))))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))))))), join(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), Y)))
% 53.61/10.52  = { by lemma 9 R->L }
% 53.61/10.52    join(meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), Y), meet(join(meet(Z, join(join(meet(W2, X), meet(X, join(W2, X))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))))), meet(join(meet(W, join(join(meet(V, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X)))))))), meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), U)), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))))), meet(join(meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), meet(meet(join(V, join(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), U)), join(X2, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))))), meet(T, join(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), meet(meet(join(V, join(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), U)), join(X2, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))))))), join(W, join(join(meet(V, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X))))), meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), U)), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))))))), join(Z, join(join(meet(join(meet(join(meet(S, X), meet(X, join(S, X))), X), meet(X, join(join(meet(S, X), meet(X, join(S, X))), X))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X))))), meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), join(join(meet(join(meet(S, X), meet(X, join(S, X))), X), meet(X, join(join(meet(S, X), meet(X, join(S, X))), X))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X))))))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))))))), join(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), Y)))
% 54.39/10.53  = { by lemma 9 R->L }
% 54.39/10.53    join(meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), Y), meet(join(meet(Z, join(join(meet(W2, X), meet(X, join(W2, X))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))))), meet(join(meet(W, join(join(meet(V, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X)))))))), meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), U)), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))))), meet(join(meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), meet(meet(join(V, join(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), U)), join(X2, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))))), meet(T, join(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), meet(meet(join(V, join(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), U)), join(X2, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))))))), join(W, join(join(meet(V, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X))))), meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), U)), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))))))), join(Z, join(join(meet(join(meet(join(meet(S, X), meet(X, join(S, X))), X), meet(X, join(join(meet(S, X), meet(X, join(S, X))), X))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X))))), meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), join(join(meet(join(meet(S, X), meet(X, join(S, X))), X), meet(X, join(join(meet(S, X), meet(X, join(S, X))), X))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X))))))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))))))), join(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), Y)))
% 54.39/10.54  = { by lemma 9 R->L }
% 54.39/10.54    join(meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), Y), meet(join(meet(Z, join(join(meet(W2, X), meet(X, join(W2, X))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))))), meet(join(meet(W, join(join(meet(V, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X)))))))), meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), U)), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))))), meet(join(meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), meet(meet(join(V, join(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), U)), join(X2, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))))), meet(T, join(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), meet(meet(join(V, join(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), U)), join(X2, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))))))), join(W, join(join(meet(V, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X))))), meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), U)), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))))))), join(Z, join(join(meet(join(meet(join(meet(S, X), meet(X, join(S, X))), X), meet(X, join(join(meet(S, X), meet(X, join(S, X))), X))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X))))), meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), join(join(meet(join(meet(S, X), meet(X, join(S, X))), X), meet(X, join(join(meet(S, X), meet(X, join(S, X))), X))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X))))))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))))))), join(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), Y)))
% 54.39/10.55  = { by lemma 9 R->L }
% 54.39/10.55    join(meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), Y), meet(join(meet(Z, join(join(meet(W2, X), meet(X, join(W2, X))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))))), meet(join(meet(W, join(join(meet(V, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X)))))))), meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), U)), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))))), meet(join(meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(X, Z2)), X)))), meet(meet(join(V, join(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), U)), join(X2, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))))), meet(T, join(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), meet(meet(join(V, join(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), U)), join(X2, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))))))), join(W, join(join(meet(V, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X))))), meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), U)), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))))))), join(Z, join(join(meet(join(meet(join(meet(S, X), meet(X, join(S, X))), X), meet(X, join(join(meet(S, X), meet(X, join(S, X))), X))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X))))), meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), join(join(meet(join(meet(S, X), meet(X, join(S, X))), X), meet(X, join(join(meet(S, X), meet(X, join(S, X))), X))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X))))))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))))))), join(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), Y)))
% 54.39/10.56  = { by lemma 9 R->L }
% 54.39/10.56    join(meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), Y), meet(join(meet(Z, join(join(meet(W2, X), meet(X, join(W2, X))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))))), meet(join(meet(W, join(join(meet(V, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X)))))))), meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), U)), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))))), meet(join(meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), X)))), meet(meet(join(V, join(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), U)), join(X2, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))))), meet(T, join(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), meet(meet(join(V, join(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), U)), join(X2, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))))))), join(W, join(join(meet(V, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X))))), meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), U)), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))))))), join(Z, join(join(meet(join(meet(join(meet(S, X), meet(X, join(S, X))), X), meet(X, join(join(meet(S, X), meet(X, join(S, X))), X))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X))))), meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), join(join(meet(join(meet(S, X), meet(X, join(S, X))), X), meet(X, join(join(meet(S, X), meet(X, join(S, X))), X))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X))))))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))))))), join(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), Y)))
% 54.39/10.57  = { by lemma 9 R->L }
% 54.39/10.57    join(meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), Y), meet(join(meet(Z, join(join(meet(W2, X), meet(X, join(W2, X))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))))), meet(join(meet(W, join(join(meet(V, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X)))))))), meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), U)), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))))), meet(join(meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), meet(meet(join(V, join(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), U)), join(X2, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))))), meet(T, join(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), meet(meet(join(V, join(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), U)), join(X2, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))))))), join(W, join(join(meet(V, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X))))), meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), U)), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))))))), join(Z, join(join(meet(join(meet(join(meet(S, X), meet(X, join(S, X))), X), meet(X, join(join(meet(S, X), meet(X, join(S, X))), X))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X))))), meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), join(join(meet(join(meet(S, X), meet(X, join(S, X))), X), meet(X, join(join(meet(S, X), meet(X, join(S, X))), X))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X))))))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))))))), join(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), Y)))
% 54.39/10.58  = { by lemma 9 R->L }
% 54.39/10.59    join(meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), Y), meet(join(meet(Z, join(join(meet(W2, X), meet(X, join(W2, X))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))))), meet(join(meet(W, join(join(meet(V, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X)))))))), meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), U)), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))))), meet(join(meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), meet(meet(join(V, join(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), U)), join(X2, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))))), meet(T, join(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), meet(meet(join(V, join(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), U)), join(X2, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))))))), join(W, join(join(meet(V, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X))))), meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), U)), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))))))), join(Z, join(join(meet(join(meet(join(meet(S, X), meet(X, join(S, X))), X), meet(X, join(join(meet(S, X), meet(X, join(S, X))), X))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X))))), meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), join(join(meet(join(meet(S, X), meet(X, join(S, X))), X), meet(X, join(join(meet(S, X), meet(X, join(S, X))), X))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X))))))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))))))), join(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), Y)))
% 54.39/10.59  = { by lemma 9 R->L }
% 54.39/10.60    join(meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), Y), meet(join(meet(Z, join(join(meet(W2, X), meet(X, join(W2, X))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))))), meet(join(meet(W, join(join(meet(V, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X)))))))), meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), U)), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))))), meet(join(meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), meet(meet(join(V, join(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), U)), join(X2, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))))), meet(T, join(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), meet(meet(join(V, join(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), U)), join(X2, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))))))), join(W, join(join(meet(V, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X))))), meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), U)), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))))))), join(Z, join(join(meet(join(meet(join(meet(S, X), meet(X, join(S, X))), X), meet(X, join(join(meet(S, X), meet(X, join(S, X))), X))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X))))), meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), join(join(meet(join(meet(S, X), meet(X, join(S, X))), X), meet(X, join(join(meet(S, X), meet(X, join(S, X))), X))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X))))))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))))))), join(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), Y)))
% 54.39/10.60  = { by lemma 9 R->L }
% 54.79/10.61    join(meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), Y), meet(join(meet(Z, join(join(meet(W2, X), meet(X, join(W2, X))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))))), meet(join(meet(W, join(join(meet(V, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X)))))))), meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), U)), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))))), meet(join(meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), meet(meet(join(V, join(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), U)), join(X2, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))))), meet(T, join(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), meet(meet(join(V, join(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), U)), join(X2, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))))))), join(W, join(join(meet(V, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X))))), meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), U)), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))))))), join(Z, join(join(meet(join(meet(join(meet(S, X), meet(X, join(S, X))), X), meet(X, join(join(meet(S, X), meet(X, join(S, X))), X))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X))))), meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), join(join(meet(join(meet(S, X), meet(X, join(S, X))), X), meet(X, join(join(meet(S, X), meet(X, join(S, X))), X))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X))))))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))))))), join(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), Y)))
% 54.79/10.61  = { by lemma 9 R->L }
% 54.79/10.62    join(meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), Y), meet(join(meet(Z, join(join(meet(W2, X), meet(X, join(W2, X))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))))), meet(join(meet(W, join(join(meet(V, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X)))))))), meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), U)), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))))), meet(join(meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), meet(meet(join(V, join(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(X, Z2)), X)))), U)), join(X2, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))))), meet(T, join(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), meet(meet(join(V, join(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), U)), join(X2, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))))))), join(W, join(join(meet(V, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X))))), meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), U)), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))))))), join(Z, join(join(meet(join(meet(join(meet(S, X), meet(X, join(S, X))), X), meet(X, join(join(meet(S, X), meet(X, join(S, X))), X))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X))))), meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), join(join(meet(join(meet(S, X), meet(X, join(S, X))), X), meet(X, join(join(meet(S, X), meet(X, join(S, X))), X))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X))))))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))))))), join(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), Y)))
% 54.79/10.63  = { by lemma 9 R->L }
% 54.79/10.63    join(meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), Y), meet(join(meet(Z, join(join(meet(W2, X), meet(X, join(W2, X))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))))), meet(join(meet(W, join(join(meet(V, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X)))))))), meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), U)), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))))), meet(join(meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), meet(meet(join(V, join(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), X)))), U)), join(X2, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))))), meet(T, join(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), meet(meet(join(V, join(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), U)), join(X2, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))))))), join(W, join(join(meet(V, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X))))), meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), U)), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))))))), join(Z, join(join(meet(join(meet(join(meet(S, X), meet(X, join(S, X))), X), meet(X, join(join(meet(S, X), meet(X, join(S, X))), X))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X))))), meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), join(join(meet(join(meet(S, X), meet(X, join(S, X))), X), meet(X, join(join(meet(S, X), meet(X, join(S, X))), X))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X))))))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))))))), join(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), Y)))
% 54.79/10.64  = { by lemma 9 R->L }
% 54.79/10.64    join(meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), Y), meet(join(meet(Z, join(join(meet(W2, X), meet(X, join(W2, X))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))))), meet(join(meet(W, join(join(meet(V, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X)))))))), meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), U)), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))))), meet(join(meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), meet(meet(join(V, join(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), U)), join(X2, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))))), meet(T, join(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), meet(meet(join(V, join(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), U)), join(X2, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))))))), join(W, join(join(meet(V, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X))))), meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), U)), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))))))), join(Z, join(join(meet(join(meet(join(meet(S, X), meet(X, join(S, X))), X), meet(X, join(join(meet(S, X), meet(X, join(S, X))), X))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X))))), meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), join(join(meet(join(meet(S, X), meet(X, join(S, X))), X), meet(X, join(join(meet(S, X), meet(X, join(S, X))), X))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X))))))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))))))), join(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), Y)))
% 54.79/10.65  = { by lemma 9 R->L }
% 54.79/10.66    join(meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), Y), meet(join(meet(Z, join(join(meet(W2, X), meet(X, join(W2, X))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))))), meet(join(meet(W, join(join(meet(V, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X)))))))), meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), U)), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))))), meet(join(meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), meet(meet(join(V, join(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), U)), join(X2, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))))), meet(T, join(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), meet(meet(join(V, join(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), U)), join(X2, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))))))), join(W, join(join(meet(V, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X))))), meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), U)), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))))))), join(Z, join(join(meet(join(meet(join(meet(S, X), meet(X, join(S, X))), X), meet(X, join(join(meet(S, X), meet(X, join(S, X))), X))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X))))), meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), join(join(meet(join(meet(S, X), meet(X, join(S, X))), X), meet(X, join(join(meet(S, X), meet(X, join(S, X))), X))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X))))))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))))))), join(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), Y)))
% 54.79/10.66  = { by lemma 9 R->L }
% 54.79/10.67    join(meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), Y), meet(join(meet(Z, join(join(meet(W2, X), meet(X, join(W2, X))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))))), meet(join(meet(W, join(join(meet(V, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X)))))))), meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), U)), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))))), meet(join(meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), meet(meet(join(V, join(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), U)), join(X2, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))))), meet(T, join(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), meet(meet(join(V, join(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), U)), join(X2, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))))))), join(W, join(join(meet(V, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X))))), meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), U)), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))))))), join(Z, join(join(meet(join(meet(join(meet(S, X), meet(X, join(S, X))), X), meet(X, join(join(meet(S, X), meet(X, join(S, X))), X))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X))))), meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), join(join(meet(join(meet(S, X), meet(X, join(S, X))), X), meet(X, join(join(meet(S, X), meet(X, join(S, X))), X))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X))))))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))))))), join(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), Y)))
% 54.79/10.67  = { by lemma 9 R->L }
% 55.14/10.68    join(meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), Y), meet(join(meet(Z, join(join(meet(W2, X), meet(X, join(W2, X))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))))), meet(join(meet(W, join(join(meet(V, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X)))))))), meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), U)), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))))), meet(join(meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), meet(meet(join(V, join(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), U)), join(X2, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))))), meet(T, join(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), meet(meet(join(V, join(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), U)), join(X2, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))))))), join(W, join(join(meet(V, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X))))), meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), U)), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))))))), join(Z, join(join(meet(join(meet(join(meet(S, X), meet(X, join(S, X))), X), meet(X, join(join(meet(S, X), meet(X, join(S, X))), X))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X))))), meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), join(join(meet(join(meet(S, X), meet(X, join(S, X))), X), meet(X, join(join(meet(S, X), meet(X, join(S, X))), X))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X))))))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))))))), join(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), Y)))
% 55.14/10.69  = { by lemma 9 R->L }
% 55.14/10.69    join(meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), Y), meet(join(meet(Z, join(join(meet(W2, X), meet(X, join(W2, X))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))))), meet(join(meet(W, join(join(meet(V, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X)))))))), meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), U)), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))))), meet(join(meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), meet(meet(join(V, join(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), U)), join(X2, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(X, Z2)), X)))))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))))), meet(T, join(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), meet(meet(join(V, join(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), U)), join(X2, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))))))), join(W, join(join(meet(V, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X))))), meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), U)), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))))))), join(Z, join(join(meet(join(meet(join(meet(S, X), meet(X, join(S, X))), X), meet(X, join(join(meet(S, X), meet(X, join(S, X))), X))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X))))), meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), join(join(meet(join(meet(S, X), meet(X, join(S, X))), X), meet(X, join(join(meet(S, X), meet(X, join(S, X))), X))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X))))))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))))))), join(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), Y)))
% 55.14/10.70  = { by lemma 9 R->L }
% 55.14/10.70    join(meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), Y), meet(join(meet(Z, join(join(meet(W2, X), meet(X, join(W2, X))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))))), meet(join(meet(W, join(join(meet(V, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X)))))))), meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), U)), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))))), meet(join(meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), meet(meet(join(V, join(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), U)), join(X2, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), X)))))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))))), meet(T, join(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), meet(meet(join(V, join(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), U)), join(X2, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))))))), join(W, join(join(meet(V, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X))))), meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), U)), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))))))), join(Z, join(join(meet(join(meet(join(meet(S, X), meet(X, join(S, X))), X), meet(X, join(join(meet(S, X), meet(X, join(S, X))), X))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X))))), meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), join(join(meet(join(meet(S, X), meet(X, join(S, X))), X), meet(X, join(join(meet(S, X), meet(X, join(S, X))), X))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X))))))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))))))), join(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), Y)))
% 55.14/10.71  = { by lemma 9 R->L }
% 55.14/10.71    join(meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), Y), meet(join(meet(Z, join(join(meet(W2, X), meet(X, join(W2, X))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))))), meet(join(meet(W, join(join(meet(V, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X)))))))), meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), U)), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))))), meet(join(meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), meet(meet(join(V, join(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), U)), join(X2, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))))), meet(T, join(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), meet(meet(join(V, join(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), U)), join(X2, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))))))), join(W, join(join(meet(V, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X))))), meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), U)), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))))))), join(Z, join(join(meet(join(meet(join(meet(S, X), meet(X, join(S, X))), X), meet(X, join(join(meet(S, X), meet(X, join(S, X))), X))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X))))), meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), join(join(meet(join(meet(S, X), meet(X, join(S, X))), X), meet(X, join(join(meet(S, X), meet(X, join(S, X))), X))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X))))))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))))))), join(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), Y)))
% 55.14/10.72  = { by lemma 9 R->L }
% 55.14/10.73    join(meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), Y), meet(join(meet(Z, join(join(meet(W2, X), meet(X, join(W2, X))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))))), meet(join(meet(W, join(join(meet(V, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X)))))))), meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), U)), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))))), meet(join(meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), meet(meet(join(V, join(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), U)), join(X2, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))))), meet(T, join(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), meet(meet(join(V, join(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), U)), join(X2, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))))))), join(W, join(join(meet(V, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X))))), meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), U)), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))))))), join(Z, join(join(meet(join(meet(join(meet(S, X), meet(X, join(S, X))), X), meet(X, join(join(meet(S, X), meet(X, join(S, X))), X))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X))))), meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), join(join(meet(join(meet(S, X), meet(X, join(S, X))), X), meet(X, join(join(meet(S, X), meet(X, join(S, X))), X))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X))))))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))))))), join(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), Y)))
% 55.14/10.73  = { by lemma 9 R->L }
% 55.14/10.74    join(meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), Y), meet(join(meet(Z, join(join(meet(W2, X), meet(X, join(W2, X))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))))), meet(join(meet(W, join(join(meet(V, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X)))))))), meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), U)), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))))), meet(join(meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), meet(meet(join(V, join(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), U)), join(X2, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))))), meet(T, join(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), meet(meet(join(V, join(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), U)), join(X2, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))))))), join(W, join(join(meet(V, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X))))), meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), U)), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))))))), join(Z, join(join(meet(join(meet(join(meet(S, X), meet(X, join(S, X))), X), meet(X, join(join(meet(S, X), meet(X, join(S, X))), X))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X))))), meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), join(join(meet(join(meet(S, X), meet(X, join(S, X))), X), meet(X, join(join(meet(S, X), meet(X, join(S, X))), X))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X))))))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))))))), join(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), Y)))
% 55.14/10.75  = { by lemma 9 R->L }
% 55.14/10.75    join(meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), Y), meet(join(meet(Z, join(join(meet(W2, X), meet(X, join(W2, X))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))))), meet(join(meet(W, join(join(meet(V, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X)))))))), meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), U)), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))))), meet(join(meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), meet(meet(join(V, join(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), U)), join(X2, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))))), meet(T, join(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), meet(meet(join(V, join(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), U)), join(X2, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))))))), join(W, join(join(meet(V, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X))))), meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), U)), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))))))), join(Z, join(join(meet(join(meet(join(meet(S, X), meet(X, join(S, X))), X), meet(X, join(join(meet(S, X), meet(X, join(S, X))), X))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X))))), meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), join(join(meet(join(meet(S, X), meet(X, join(S, X))), X), meet(X, join(join(meet(S, X), meet(X, join(S, X))), X))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X))))))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))))))), join(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), Y)))
% 55.14/10.76  = { by lemma 9 R->L }
% 55.14/10.76    join(meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), Y), meet(join(meet(Z, join(join(meet(W2, X), meet(X, join(W2, X))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))))), meet(join(meet(W, join(join(meet(V, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X)))))))), meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), U)), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))))), meet(join(meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), meet(meet(join(V, join(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), U)), join(X2, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(X, Z2)), X)))))), meet(T, join(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), meet(meet(join(V, join(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), U)), join(X2, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))))))), join(W, join(join(meet(V, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X))))), meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), U)), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))))))), join(Z, join(join(meet(join(meet(join(meet(S, X), meet(X, join(S, X))), X), meet(X, join(join(meet(S, X), meet(X, join(S, X))), X))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X))))), meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), join(join(meet(join(meet(S, X), meet(X, join(S, X))), X), meet(X, join(join(meet(S, X), meet(X, join(S, X))), X))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X))))))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))))))), join(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), Y)))
% 55.61/10.77  = { by lemma 9 R->L }
% 55.61/10.78    join(meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), Y), meet(join(meet(Z, join(join(meet(W2, X), meet(X, join(W2, X))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))))), meet(join(meet(W, join(join(meet(V, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X)))))))), meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), U)), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))))), meet(join(meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), meet(meet(join(V, join(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), U)), join(X2, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), X)))))), meet(T, join(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), meet(meet(join(V, join(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), U)), join(X2, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))))))), join(W, join(join(meet(V, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X))))), meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), U)), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))))))), join(Z, join(join(meet(join(meet(join(meet(S, X), meet(X, join(S, X))), X), meet(X, join(join(meet(S, X), meet(X, join(S, X))), X))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X))))), meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), join(join(meet(join(meet(S, X), meet(X, join(S, X))), X), meet(X, join(join(meet(S, X), meet(X, join(S, X))), X))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X))))))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))))))), join(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), Y)))
% 55.61/10.78  = { by lemma 9 R->L }
% 55.61/10.79    join(meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), Y), meet(join(meet(Z, join(join(meet(W2, X), meet(X, join(W2, X))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))))), meet(join(meet(W, join(join(meet(V, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X)))))))), meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), U)), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))))), meet(join(meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), meet(meet(join(V, join(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), U)), join(X2, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))))), meet(T, join(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), meet(meet(join(V, join(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), U)), join(X2, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))))))), join(W, join(join(meet(V, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X))))), meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), U)), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))))))), join(Z, join(join(meet(join(meet(join(meet(S, X), meet(X, join(S, X))), X), meet(X, join(join(meet(S, X), meet(X, join(S, X))), X))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X))))), meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), join(join(meet(join(meet(S, X), meet(X, join(S, X))), X), meet(X, join(join(meet(S, X), meet(X, join(S, X))), X))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X))))))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))))))), join(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), Y)))
% 55.76/10.80  = { by lemma 9 R->L }
% 55.76/10.80    join(meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), Y), meet(join(meet(Z, join(join(meet(W2, X), meet(X, join(W2, X))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))))), meet(join(meet(W, join(join(meet(V, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X)))))))), meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), U)), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))))), meet(join(meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), meet(meet(join(V, join(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), U)), join(X2, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))))), meet(T, join(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), meet(meet(join(V, join(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), U)), join(X2, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))))))), join(W, join(join(meet(V, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X))))), meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), U)), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))))))), join(Z, join(join(meet(join(meet(join(meet(S, X), meet(X, join(S, X))), X), meet(X, join(join(meet(S, X), meet(X, join(S, X))), X))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X))))), meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), join(join(meet(join(meet(S, X), meet(X, join(S, X))), X), meet(X, join(join(meet(S, X), meet(X, join(S, X))), X))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X))))))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))))))), join(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), Y)))
% 55.76/10.82  = { by lemma 9 R->L }
% 55.89/10.82    join(meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), Y), meet(join(meet(Z, join(join(meet(W2, X), meet(X, join(W2, X))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))))), meet(join(meet(W, join(join(meet(V, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X)))))))), meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), U)), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))))), meet(join(meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), meet(meet(join(V, join(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), U)), join(X2, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))))), meet(T, join(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), meet(meet(join(V, join(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), U)), join(X2, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))))))), join(W, join(join(meet(V, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X))))), meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), U)), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))))))), join(Z, join(join(meet(join(meet(join(meet(S, X), meet(X, join(S, X))), X), meet(X, join(join(meet(S, X), meet(X, join(S, X))), X))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X))))), meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), join(join(meet(join(meet(S, X), meet(X, join(S, X))), X), meet(X, join(join(meet(S, X), meet(X, join(S, X))), X))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X))))))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))))))), join(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), Y)))
% 55.91/10.83  = { by lemma 9 R->L }
% 55.91/10.84    join(meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), Y), meet(join(meet(Z, join(join(meet(W2, X), meet(X, join(W2, X))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))))), meet(join(meet(W, join(join(meet(V, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X)))))))), meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), U)), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))))), meet(join(meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), meet(meet(join(V, join(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), U)), join(X2, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))))), meet(T, join(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), meet(meet(join(V, join(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), U)), join(X2, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))))))), join(W, join(join(meet(V, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X))))), meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), U)), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))))))), join(Z, join(join(meet(join(meet(join(meet(S, X), meet(X, join(S, X))), X), meet(X, join(join(meet(S, X), meet(X, join(S, X))), X))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X))))), meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), join(join(meet(join(meet(S, X), meet(X, join(S, X))), X), meet(X, join(join(meet(S, X), meet(X, join(S, X))), X))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X))))))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))))))), join(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), Y)))
% 55.91/10.84  = { by lemma 9 R->L }
% 55.91/10.85    join(meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), Y), meet(join(meet(Z, join(join(meet(W2, X), meet(X, join(W2, X))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))))), meet(join(meet(W, join(join(meet(V, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X)))))))), meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), U)), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))))), meet(join(meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), meet(meet(join(V, join(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), U)), join(X2, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))))), meet(T, join(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(X, Z2)), X)))), meet(meet(join(V, join(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), U)), join(X2, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))))))), join(W, join(join(meet(V, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X))))), meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), U)), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))))))), join(Z, join(join(meet(join(meet(join(meet(S, X), meet(X, join(S, X))), X), meet(X, join(join(meet(S, X), meet(X, join(S, X))), X))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X))))), meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), join(join(meet(join(meet(S, X), meet(X, join(S, X))), X), meet(X, join(join(meet(S, X), meet(X, join(S, X))), X))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X))))))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))))))), join(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), Y)))
% 55.91/10.86  = { by lemma 9 R->L }
% 55.91/10.86    join(meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), Y), meet(join(meet(Z, join(join(meet(W2, X), meet(X, join(W2, X))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))))), meet(join(meet(W, join(join(meet(V, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X)))))))), meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), U)), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))))), meet(join(meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), meet(meet(join(V, join(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), U)), join(X2, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))))), meet(T, join(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), X)))), meet(meet(join(V, join(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), U)), join(X2, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))))))), join(W, join(join(meet(V, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X))))), meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), U)), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))))))), join(Z, join(join(meet(join(meet(join(meet(S, X), meet(X, join(S, X))), X), meet(X, join(join(meet(S, X), meet(X, join(S, X))), X))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X))))), meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), join(join(meet(join(meet(S, X), meet(X, join(S, X))), X), meet(X, join(join(meet(S, X), meet(X, join(S, X))), X))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X))))))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))))))), join(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), Y)))
% 55.91/10.87  = { by lemma 9 R->L }
% 55.91/10.88    join(meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), Y), meet(join(meet(Z, join(join(meet(W2, X), meet(X, join(W2, X))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))))), meet(join(meet(W, join(join(meet(V, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X)))))))), meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), U)), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))))), meet(join(meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), meet(meet(join(V, join(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), U)), join(X2, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))))), meet(T, join(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), meet(meet(join(V, join(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), U)), join(X2, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))))))), join(W, join(join(meet(V, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X))))), meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), U)), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))))))), join(Z, join(join(meet(join(meet(join(meet(S, X), meet(X, join(S, X))), X), meet(X, join(join(meet(S, X), meet(X, join(S, X))), X))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X))))), meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), join(join(meet(join(meet(S, X), meet(X, join(S, X))), X), meet(X, join(join(meet(S, X), meet(X, join(S, X))), X))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X))))))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))))))), join(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), Y)))
% 55.91/10.89  = { by lemma 9 R->L }
% 55.91/10.89    join(meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), Y), meet(join(meet(Z, join(join(meet(W2, X), meet(X, join(W2, X))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))))), meet(join(meet(W, join(join(meet(V, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X)))))))), meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), U)), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))))), meet(join(meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), meet(meet(join(V, join(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), U)), join(X2, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))))), meet(T, join(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), meet(meet(join(V, join(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), U)), join(X2, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))))))), join(W, join(join(meet(V, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X))))), meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), U)), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))))))), join(Z, join(join(meet(join(meet(join(meet(S, X), meet(X, join(S, X))), X), meet(X, join(join(meet(S, X), meet(X, join(S, X))), X))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X))))), meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), join(join(meet(join(meet(S, X), meet(X, join(S, X))), X), meet(X, join(join(meet(S, X), meet(X, join(S, X))), X))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X))))))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))))))), join(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), Y)))
% 55.91/10.90  = { by lemma 9 R->L }
% 56.29/10.91    join(meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), Y), meet(join(meet(Z, join(join(meet(W2, X), meet(X, join(W2, X))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))))), meet(join(meet(W, join(join(meet(V, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X)))))))), meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), U)), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))))), meet(join(meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), meet(meet(join(V, join(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), U)), join(X2, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))))), meet(T, join(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), meet(meet(join(V, join(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), U)), join(X2, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))))))), join(W, join(join(meet(V, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X))))), meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), U)), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))))))), join(Z, join(join(meet(join(meet(join(meet(S, X), meet(X, join(S, X))), X), meet(X, join(join(meet(S, X), meet(X, join(S, X))), X))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X))))), meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), join(join(meet(join(meet(S, X), meet(X, join(S, X))), X), meet(X, join(join(meet(S, X), meet(X, join(S, X))), X))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X))))))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))))))), join(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), Y)))
% 56.29/10.91  = { by lemma 9 R->L }
% 56.29/10.92    join(meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), Y), meet(join(meet(Z, join(join(meet(W2, X), meet(X, join(W2, X))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))))), meet(join(meet(W, join(join(meet(V, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X)))))))), meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), U)), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))))), meet(join(meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), meet(meet(join(V, join(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), U)), join(X2, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))))), meet(T, join(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), meet(meet(join(V, join(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), U)), join(X2, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))))))), join(W, join(join(meet(V, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X))))), meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), U)), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))))))), join(Z, join(join(meet(join(meet(join(meet(S, X), meet(X, join(S, X))), X), meet(X, join(join(meet(S, X), meet(X, join(S, X))), X))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X))))), meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), join(join(meet(join(meet(S, X), meet(X, join(S, X))), X), meet(X, join(join(meet(S, X), meet(X, join(S, X))), X))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X))))))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))))))), join(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), Y)))
% 56.29/10.93  = { by lemma 9 R->L }
% 56.29/10.93    join(meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), Y), meet(join(meet(Z, join(join(meet(W2, X), meet(X, join(W2, X))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))))), meet(join(meet(W, join(join(meet(V, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X)))))))), meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), U)), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))))), meet(join(meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), meet(meet(join(V, join(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), U)), join(X2, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))))), meet(T, join(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), meet(meet(join(V, join(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(X, Z2)), X)))), U)), join(X2, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))))))), join(W, join(join(meet(V, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X))))), meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), U)), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))))))), join(Z, join(join(meet(join(meet(join(meet(S, X), meet(X, join(S, X))), X), meet(X, join(join(meet(S, X), meet(X, join(S, X))), X))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X))))), meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), join(join(meet(join(meet(S, X), meet(X, join(S, X))), X), meet(X, join(join(meet(S, X), meet(X, join(S, X))), X))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X))))))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))))))), join(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), Y)))
% 56.29/10.94  = { by lemma 9 R->L }
% 56.29/10.95    join(meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), Y), meet(join(meet(Z, join(join(meet(W2, X), meet(X, join(W2, X))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))))), meet(join(meet(W, join(join(meet(V, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X)))))))), meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), U)), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))))), meet(join(meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), meet(meet(join(V, join(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), U)), join(X2, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))))), meet(T, join(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), meet(meet(join(V, join(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), X)))), U)), join(X2, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))))))), join(W, join(join(meet(V, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X))))), meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), U)), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))))))), join(Z, join(join(meet(join(meet(join(meet(S, X), meet(X, join(S, X))), X), meet(X, join(join(meet(S, X), meet(X, join(S, X))), X))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X))))), meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), join(join(meet(join(meet(S, X), meet(X, join(S, X))), X), meet(X, join(join(meet(S, X), meet(X, join(S, X))), X))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X))))))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))))))), join(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), Y)))
% 56.29/10.96  = { by lemma 9 R->L }
% 56.29/10.96    join(meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), Y), meet(join(meet(Z, join(join(meet(W2, X), meet(X, join(W2, X))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))))), meet(join(meet(W, join(join(meet(V, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X)))))))), meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), U)), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))))), meet(join(meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), meet(meet(join(V, join(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), U)), join(X2, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))))), meet(T, join(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), meet(meet(join(V, join(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), U)), join(X2, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))))))), join(W, join(join(meet(V, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X))))), meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), U)), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))))))), join(Z, join(join(meet(join(meet(join(meet(S, X), meet(X, join(S, X))), X), meet(X, join(join(meet(S, X), meet(X, join(S, X))), X))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X))))), meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), join(join(meet(join(meet(S, X), meet(X, join(S, X))), X), meet(X, join(join(meet(S, X), meet(X, join(S, X))), X))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X))))))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))))))), join(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), Y)))
% 56.67/10.98  = { by lemma 9 R->L }
% 56.67/10.99    join(meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), Y), meet(join(meet(Z, join(join(meet(W2, X), meet(X, join(W2, X))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))))), meet(join(meet(W, join(join(meet(V, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X)))))))), meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), U)), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))))), meet(join(meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), meet(meet(join(V, join(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), U)), join(X2, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))))), meet(T, join(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), meet(meet(join(V, join(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), U)), join(X2, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))))))), join(W, join(join(meet(V, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X))))), meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), U)), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))))))), join(Z, join(join(meet(join(meet(join(meet(S, X), meet(X, join(S, X))), X), meet(X, join(join(meet(S, X), meet(X, join(S, X))), X))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X))))), meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), join(join(meet(join(meet(S, X), meet(X, join(S, X))), X), meet(X, join(join(meet(S, X), meet(X, join(S, X))), X))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X))))))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))))))), join(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), Y)))
% 56.67/10.99  = { by lemma 9 R->L }
% 56.67/11.00    join(meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), Y), meet(join(meet(Z, join(join(meet(W2, X), meet(X, join(W2, X))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))))), meet(join(meet(W, join(join(meet(V, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X)))))))), meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), U)), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))))), meet(join(meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), meet(meet(join(V, join(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), U)), join(X2, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))))), meet(T, join(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), meet(meet(join(V, join(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), U)), join(X2, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))))))), join(W, join(join(meet(V, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X))))), meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), U)), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))))))), join(Z, join(join(meet(join(meet(join(meet(S, X), meet(X, join(S, X))), X), meet(X, join(join(meet(S, X), meet(X, join(S, X))), X))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X))))), meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), join(join(meet(join(meet(S, X), meet(X, join(S, X))), X), meet(X, join(join(meet(S, X), meet(X, join(S, X))), X))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X))))))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))))))), join(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), Y)))
% 56.67/11.01  = { by lemma 9 R->L }
% 56.67/11.02    join(meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), Y), meet(join(meet(Z, join(join(meet(W2, X), meet(X, join(W2, X))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))))), meet(join(meet(W, join(join(meet(V, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X)))))))), meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), U)), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))))), meet(join(meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), meet(meet(join(V, join(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), U)), join(X2, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))))), meet(T, join(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), meet(meet(join(V, join(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), U)), join(X2, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))))))), join(W, join(join(meet(V, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X))))), meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), U)), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))))))), join(Z, join(join(meet(join(meet(join(meet(S, X), meet(X, join(S, X))), X), meet(X, join(join(meet(S, X), meet(X, join(S, X))), X))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X))))), meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), join(join(meet(join(meet(S, X), meet(X, join(S, X))), X), meet(X, join(join(meet(S, X), meet(X, join(S, X))), X))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X))))))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))))))), join(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), Y)))
% 56.67/11.02  = { by lemma 9 R->L }
% 56.67/11.03    join(meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), Y), meet(join(meet(Z, join(join(meet(W2, X), meet(X, join(W2, X))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))))), meet(join(meet(W, join(join(meet(V, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X)))))))), meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), U)), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))))), meet(join(meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), meet(meet(join(V, join(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), U)), join(X2, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))))), meet(T, join(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), meet(meet(join(V, join(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), U)), join(X2, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(X, Z2)), X)))))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))))))), join(W, join(join(meet(V, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X))))), meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), U)), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))))))), join(Z, join(join(meet(join(meet(join(meet(S, X), meet(X, join(S, X))), X), meet(X, join(join(meet(S, X), meet(X, join(S, X))), X))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X))))), meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), join(join(meet(join(meet(S, X), meet(X, join(S, X))), X), meet(X, join(join(meet(S, X), meet(X, join(S, X))), X))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X))))))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))))))), join(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), Y)))
% 56.67/11.04  = { by lemma 9 R->L }
% 56.67/11.05    join(meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), Y), meet(join(meet(Z, join(join(meet(W2, X), meet(X, join(W2, X))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))))), meet(join(meet(W, join(join(meet(V, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X)))))))), meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), U)), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))))), meet(join(meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), meet(meet(join(V, join(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), U)), join(X2, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))))), meet(T, join(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), meet(meet(join(V, join(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), U)), join(X2, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), X)))))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))))))), join(W, join(join(meet(V, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X))))), meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), U)), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))))))), join(Z, join(join(meet(join(meet(join(meet(S, X), meet(X, join(S, X))), X), meet(X, join(join(meet(S, X), meet(X, join(S, X))), X))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X))))), meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), join(join(meet(join(meet(S, X), meet(X, join(S, X))), X), meet(X, join(join(meet(S, X), meet(X, join(S, X))), X))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X))))))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))))))), join(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), Y)))
% 56.67/11.06  = { by lemma 9 R->L }
% 56.67/11.06    join(meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), Y), meet(join(meet(Z, join(join(meet(W2, X), meet(X, join(W2, X))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))))), meet(join(meet(W, join(join(meet(V, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X)))))))), meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), U)), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))))), meet(join(meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), meet(meet(join(V, join(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), U)), join(X2, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))))), meet(T, join(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), meet(meet(join(V, join(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), U)), join(X2, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))))))), join(W, join(join(meet(V, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X))))), meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), U)), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))))))), join(Z, join(join(meet(join(meet(join(meet(S, X), meet(X, join(S, X))), X), meet(X, join(join(meet(S, X), meet(X, join(S, X))), X))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X))))), meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), join(join(meet(join(meet(S, X), meet(X, join(S, X))), X), meet(X, join(join(meet(S, X), meet(X, join(S, X))), X))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X))))))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))))))), join(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), Y)))
% 57.12/11.07  = { by lemma 9 R->L }
% 57.12/11.08    join(meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), Y), meet(join(meet(Z, join(join(meet(W2, X), meet(X, join(W2, X))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))))), meet(join(meet(W, join(join(meet(V, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X)))))))), meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), U)), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))))), meet(join(meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), meet(meet(join(V, join(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), U)), join(X2, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))))), meet(T, join(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), meet(meet(join(V, join(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), U)), join(X2, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))))))), join(W, join(join(meet(V, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X))))), meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), U)), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))))))), join(Z, join(join(meet(join(meet(join(meet(S, X), meet(X, join(S, X))), X), meet(X, join(join(meet(S, X), meet(X, join(S, X))), X))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X))))), meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), join(join(meet(join(meet(S, X), meet(X, join(S, X))), X), meet(X, join(join(meet(S, X), meet(X, join(S, X))), X))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X))))))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))))))), join(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), Y)))
% 57.12/11.09  = { by lemma 9 R->L }
% 57.12/11.09    join(meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), Y), meet(join(meet(Z, join(join(meet(W2, X), meet(X, join(W2, X))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))))), meet(join(meet(W, join(join(meet(V, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X)))))))), meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), U)), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))))), meet(join(meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), meet(meet(join(V, join(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), U)), join(X2, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))))), meet(T, join(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), meet(meet(join(V, join(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), U)), join(X2, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))))))), join(W, join(join(meet(V, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X))))), meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), U)), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))))))), join(Z, join(join(meet(join(meet(join(meet(S, X), meet(X, join(S, X))), X), meet(X, join(join(meet(S, X), meet(X, join(S, X))), X))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X))))), meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), join(join(meet(join(meet(S, X), meet(X, join(S, X))), X), meet(X, join(join(meet(S, X), meet(X, join(S, X))), X))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X))))))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))))))), join(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), Y)))
% 57.12/11.11  = { by lemma 9 R->L }
% 57.12/11.11    join(meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), Y), meet(join(meet(Z, join(join(meet(W2, X), meet(X, join(W2, X))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))))), meet(join(meet(W, join(join(meet(V, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X)))))))), meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), U)), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))))), meet(join(meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), meet(meet(join(V, join(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), U)), join(X2, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))))), meet(T, join(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), meet(meet(join(V, join(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), U)), join(X2, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))))))), join(W, join(join(meet(V, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X))))), meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), U)), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))))))), join(Z, join(join(meet(join(meet(join(meet(S, X), meet(X, join(S, X))), X), meet(X, join(join(meet(S, X), meet(X, join(S, X))), X))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X))))), meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), join(join(meet(join(meet(S, X), meet(X, join(S, X))), X), meet(X, join(join(meet(S, X), meet(X, join(S, X))), X))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X))))))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))))))), join(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), Y)))
% 57.12/11.13  = { by lemma 9 R->L }
% 57.12/11.13    join(meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), Y), meet(join(meet(Z, join(join(meet(W2, X), meet(X, join(W2, X))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))))), meet(join(meet(W, join(join(meet(V, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X)))))))), meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), U)), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))))), meet(join(meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), meet(meet(join(V, join(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), U)), join(X2, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))))), meet(T, join(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), meet(meet(join(V, join(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), U)), join(X2, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(X, Z2)), X)))))))), join(W, join(join(meet(V, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X))))), meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), U)), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))))))), join(Z, join(join(meet(join(meet(join(meet(S, X), meet(X, join(S, X))), X), meet(X, join(join(meet(S, X), meet(X, join(S, X))), X))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X))))), meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), join(join(meet(join(meet(S, X), meet(X, join(S, X))), X), meet(X, join(join(meet(S, X), meet(X, join(S, X))), X))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X))))))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))))))), join(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), Y)))
% 57.12/11.15  = { by lemma 9 R->L }
% 57.12/11.15    join(meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), Y), meet(join(meet(Z, join(join(meet(W2, X), meet(X, join(W2, X))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))))), meet(join(meet(W, join(join(meet(V, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X)))))))), meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), U)), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))))), meet(join(meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), meet(meet(join(V, join(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), U)), join(X2, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))))), meet(T, join(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), meet(meet(join(V, join(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), U)), join(X2, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), X)))))))), join(W, join(join(meet(V, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X))))), meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), U)), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))))))), join(Z, join(join(meet(join(meet(join(meet(S, X), meet(X, join(S, X))), X), meet(X, join(join(meet(S, X), meet(X, join(S, X))), X))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X))))), meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), join(join(meet(join(meet(S, X), meet(X, join(S, X))), X), meet(X, join(join(meet(S, X), meet(X, join(S, X))), X))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X))))))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))))))), join(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), Y)))
% 57.12/11.16  = { by lemma 9 R->L }
% 57.12/11.17    join(meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), Y), meet(join(meet(Z, join(join(meet(W2, X), meet(X, join(W2, X))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))))), meet(join(meet(W, join(join(meet(V, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X)))))))), meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), U)), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))))), meet(join(meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), meet(meet(join(V, join(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), U)), join(X2, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))))), meet(T, join(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), meet(meet(join(V, join(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), U)), join(X2, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))))))), join(W, join(join(meet(V, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X))))), meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), U)), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))))))), join(Z, join(join(meet(join(meet(join(meet(S, X), meet(X, join(S, X))), X), meet(X, join(join(meet(S, X), meet(X, join(S, X))), X))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X))))), meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), join(join(meet(join(meet(S, X), meet(X, join(S, X))), X), meet(X, join(join(meet(S, X), meet(X, join(S, X))), X))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X))))))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))))))), join(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), Y)))
% 57.12/11.18  = { by lemma 9 R->L }
% 57.12/11.19    join(meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), Y), meet(join(meet(Z, join(join(meet(W2, X), meet(X, join(W2, X))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))))), meet(join(meet(W, join(join(meet(V, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X)))))))), meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), U)), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))))), meet(join(meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), meet(meet(join(V, join(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), U)), join(X2, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))))), meet(T, join(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), meet(meet(join(V, join(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), U)), join(X2, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))))))), join(W, join(join(meet(V, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X))))), meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), U)), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))))))), join(Z, join(join(meet(join(meet(join(meet(S, X), meet(X, join(S, X))), X), meet(X, join(join(meet(S, X), meet(X, join(S, X))), X))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X))))), meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), join(join(meet(join(meet(S, X), meet(X, join(S, X))), X), meet(X, join(join(meet(S, X), meet(X, join(S, X))), X))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X))))))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))))))), join(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), Y)))
% 57.12/11.20  = { by lemma 9 R->L }
% 57.12/11.20    join(meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), Y), meet(join(meet(Z, join(join(meet(W2, X), meet(X, join(W2, X))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))))), meet(join(meet(W, join(join(meet(V, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X)))))))), meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), U)), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))))), meet(join(meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), meet(meet(join(V, join(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), U)), join(X2, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))))), meet(T, join(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), meet(meet(join(V, join(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), U)), join(X2, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))))))), join(W, join(join(meet(V, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X))))), meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), U)), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))))))), join(Z, join(join(meet(join(meet(join(meet(S, X), meet(X, join(S, X))), X), meet(X, join(join(meet(S, X), meet(X, join(S, X))), X))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X))))), meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), join(join(meet(join(meet(S, X), meet(X, join(S, X))), X), meet(X, join(join(meet(S, X), meet(X, join(S, X))), X))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X))))))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))))))), join(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), Y)))
% 57.12/11.22  = { by lemma 9 R->L }
% 57.12/11.22    join(meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), Y), meet(join(meet(Z, join(join(meet(W2, X), meet(X, join(W2, X))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))))), meet(join(meet(W, join(join(meet(V, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X)))))))), meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), U)), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))))), meet(join(meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), meet(meet(join(V, join(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), U)), join(X2, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))))), meet(T, join(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), meet(meet(join(V, join(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), U)), join(X2, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))))))), join(W, join(join(meet(V, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X))))), meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), U)), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))))))), join(Z, join(join(meet(join(meet(join(meet(S, X), meet(X, join(S, X))), X), meet(X, join(join(meet(S, X), meet(X, join(S, X))), X))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X))))), meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), join(join(meet(join(meet(S, X), meet(X, join(S, X))), X), meet(X, join(join(meet(S, X), meet(X, join(S, X))), X))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X))))))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))))))), join(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), Y)))
% 57.12/11.23  = { by lemma 9 R->L }
% 57.12/11.24    join(meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), Y), meet(join(meet(Z, join(join(meet(W2, X), meet(X, join(W2, X))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))))), meet(join(meet(W, join(join(meet(V, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X)))))))), meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), U)), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))))), meet(join(meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), meet(meet(join(V, join(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), U)), join(X2, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))))), meet(T, join(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), meet(meet(join(V, join(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), U)), join(X2, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))))))), join(W, join(join(meet(V, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(X, Z2)), X))))), meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), U)), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))))))), join(Z, join(join(meet(join(meet(join(meet(S, X), meet(X, join(S, X))), X), meet(X, join(join(meet(S, X), meet(X, join(S, X))), X))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X))))), meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), join(join(meet(join(meet(S, X), meet(X, join(S, X))), X), meet(X, join(join(meet(S, X), meet(X, join(S, X))), X))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X))))))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))))))), join(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), Y)))
% 57.53/11.25  = { by lemma 9 R->L }
% 57.53/11.26    join(meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), Y), meet(join(meet(Z, join(join(meet(W2, X), meet(X, join(W2, X))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))))), meet(join(meet(W, join(join(meet(V, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X)))))))), meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), U)), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))))), meet(join(meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), meet(meet(join(V, join(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), U)), join(X2, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))))), meet(T, join(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), meet(meet(join(V, join(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), U)), join(X2, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))))))), join(W, join(join(meet(V, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), X))))), meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), U)), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))))))), join(Z, join(join(meet(join(meet(join(meet(S, X), meet(X, join(S, X))), X), meet(X, join(join(meet(S, X), meet(X, join(S, X))), X))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X))))), meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), join(join(meet(join(meet(S, X), meet(X, join(S, X))), X), meet(X, join(join(meet(S, X), meet(X, join(S, X))), X))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X))))))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))))))), join(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), Y)))
% 58.17/11.27  = { by lemma 9 R->L }
% 58.19/11.28    join(meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), Y), meet(join(meet(Z, join(join(meet(W2, X), meet(X, join(W2, X))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))))), meet(join(meet(W, join(join(meet(V, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X)))))))), meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), U)), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))))), meet(join(meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), meet(meet(join(V, join(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), U)), join(X2, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))))), meet(T, join(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), meet(meet(join(V, join(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), U)), join(X2, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))))))), join(W, join(join(meet(V, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X)))))))), meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), U)), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))))))), join(Z, join(join(meet(join(meet(join(meet(S, X), meet(X, join(S, X))), X), meet(X, join(join(meet(S, X), meet(X, join(S, X))), X))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X))))), meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), join(join(meet(join(meet(S, X), meet(X, join(S, X))), X), meet(X, join(join(meet(S, X), meet(X, join(S, X))), X))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X))))))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))))))), join(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), Y)))
% 58.19/11.29  = { by lemma 9 R->L }
% 58.19/11.30    join(meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), Y), meet(join(meet(Z, join(join(meet(W2, X), meet(X, join(W2, X))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))))), meet(join(meet(W, join(join(meet(V, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X)))))))), meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), U)), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))))), meet(join(meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), meet(meet(join(V, join(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), U)), join(X2, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))))), meet(T, join(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), meet(meet(join(V, join(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), U)), join(X2, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))))))), join(W, join(join(meet(V, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X)))))))), meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), U)), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))))))), join(Z, join(join(meet(join(meet(join(meet(S, X), meet(X, join(S, X))), X), meet(X, join(join(meet(S, X), meet(X, join(S, X))), X))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X))))), meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), join(join(meet(join(meet(S, X), meet(X, join(S, X))), X), meet(X, join(join(meet(S, X), meet(X, join(S, X))), X))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X))))))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))))))), join(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), Y)))
% 58.34/11.31  = { by lemma 9 R->L }
% 58.34/11.32    join(meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), Y), meet(join(meet(Z, join(join(meet(W2, X), meet(X, join(W2, X))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))))), meet(join(meet(W, join(join(meet(V, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X)))))))), meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), U)), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))))), meet(join(meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), meet(meet(join(V, join(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), U)), join(X2, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))))), meet(T, join(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), meet(meet(join(V, join(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), U)), join(X2, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))))))), join(W, join(join(meet(V, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X)))))))), meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), U)), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))))))), join(Z, join(join(meet(join(meet(join(meet(S, X), meet(X, join(S, X))), X), meet(X, join(join(meet(S, X), meet(X, join(S, X))), X))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X))))), meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), join(join(meet(join(meet(S, X), meet(X, join(S, X))), X), meet(X, join(join(meet(S, X), meet(X, join(S, X))), X))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X))))))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))))))), join(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), Y)))
% 58.42/11.33  = { by lemma 9 R->L }
% 58.42/11.34    join(meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), Y), meet(join(meet(Z, join(join(meet(W2, X), meet(X, join(W2, X))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))))), meet(join(meet(W, join(join(meet(V, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X)))))))), meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), U)), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))))), meet(join(meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), meet(meet(join(V, join(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), U)), join(X2, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))))), meet(T, join(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), meet(meet(join(V, join(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), U)), join(X2, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))))))), join(W, join(join(meet(V, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X)))))))), meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), U)), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))))))), join(Z, join(join(meet(join(meet(join(meet(S, X), meet(X, join(S, X))), X), meet(X, join(join(meet(S, X), meet(X, join(S, X))), X))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X))))), meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), join(join(meet(join(meet(S, X), meet(X, join(S, X))), X), meet(X, join(join(meet(S, X), meet(X, join(S, X))), X))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X))))))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))))))), join(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), Y)))
% 58.42/11.35  = { by lemma 9 R->L }
% 58.42/11.36    join(meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), Y), meet(join(meet(Z, join(join(meet(W2, X), meet(X, join(W2, X))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))))), meet(join(meet(W, join(join(meet(V, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X)))))))), meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), U)), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))))), meet(join(meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), meet(meet(join(V, join(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), U)), join(X2, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))))), meet(T, join(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), meet(meet(join(V, join(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), U)), join(X2, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))))))), join(W, join(join(meet(V, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X)))))))), meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(X, Z2)), X)))), U)), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))))))), join(Z, join(join(meet(join(meet(join(meet(S, X), meet(X, join(S, X))), X), meet(X, join(join(meet(S, X), meet(X, join(S, X))), X))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X))))), meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), join(join(meet(join(meet(S, X), meet(X, join(S, X))), X), meet(X, join(join(meet(S, X), meet(X, join(S, X))), X))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X))))))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))))))), join(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), Y)))
% 58.42/11.37  = { by lemma 9 R->L }
% 58.42/11.37    join(meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), Y), meet(join(meet(Z, join(join(meet(W2, X), meet(X, join(W2, X))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))))), meet(join(meet(W, join(join(meet(V, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X)))))))), meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), U)), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))))), meet(join(meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), meet(meet(join(V, join(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), U)), join(X2, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))))), meet(T, join(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), meet(meet(join(V, join(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), U)), join(X2, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))))))), join(W, join(join(meet(V, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X)))))))), meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), X)))), U)), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))))))), join(Z, join(join(meet(join(meet(join(meet(S, X), meet(X, join(S, X))), X), meet(X, join(join(meet(S, X), meet(X, join(S, X))), X))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X))))), meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), join(join(meet(join(meet(S, X), meet(X, join(S, X))), X), meet(X, join(join(meet(S, X), meet(X, join(S, X))), X))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X))))))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))))))), join(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), Y)))
% 58.42/11.38  = { by lemma 9 R->L }
% 58.42/11.39    join(meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), Y), meet(join(meet(Z, join(join(meet(W2, X), meet(X, join(W2, X))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))))), meet(join(meet(W, join(join(meet(V, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X)))))))), meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), U)), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))))), meet(join(meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), meet(meet(join(V, join(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), U)), join(X2, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))))), meet(T, join(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), meet(meet(join(V, join(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), U)), join(X2, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))))))), join(W, join(join(meet(V, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X)))))))), meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), U)), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))))))), join(Z, join(join(meet(join(meet(join(meet(S, X), meet(X, join(S, X))), X), meet(X, join(join(meet(S, X), meet(X, join(S, X))), X))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X))))), meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), join(join(meet(join(meet(S, X), meet(X, join(S, X))), X), meet(X, join(join(meet(S, X), meet(X, join(S, X))), X))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X))))))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))))))), join(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), Y)))
% 58.42/11.41  = { by lemma 9 R->L }
% 58.42/11.41    join(meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), Y), meet(join(meet(Z, join(join(meet(W2, X), meet(X, join(W2, X))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))))), meet(join(meet(W, join(join(meet(V, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X)))))))), meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), U)), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))))), meet(join(meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), meet(meet(join(V, join(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), U)), join(X2, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))))), meet(T, join(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), meet(meet(join(V, join(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), U)), join(X2, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))))))), join(W, join(join(meet(V, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X)))))))), meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), U)), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))))))), join(Z, join(join(meet(join(meet(join(meet(S, X), meet(X, join(S, X))), X), meet(X, join(join(meet(S, X), meet(X, join(S, X))), X))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X))))), meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), join(join(meet(join(meet(S, X), meet(X, join(S, X))), X), meet(X, join(join(meet(S, X), meet(X, join(S, X))), X))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X))))))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))))))), join(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), Y)))
% 58.89/11.43  = { by lemma 9 R->L }
% 58.89/11.43    join(meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), Y), meet(join(meet(Z, join(join(meet(W2, X), meet(X, join(W2, X))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))))), meet(join(meet(W, join(join(meet(V, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X)))))))), meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), U)), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))))), meet(join(meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), meet(meet(join(V, join(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), U)), join(X2, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))))), meet(T, join(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), meet(meet(join(V, join(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), U)), join(X2, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))))))), join(W, join(join(meet(V, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X)))))))), meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), U)), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))))))), join(Z, join(join(meet(join(meet(join(meet(S, X), meet(X, join(S, X))), X), meet(X, join(join(meet(S, X), meet(X, join(S, X))), X))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X))))), meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), join(join(meet(join(meet(S, X), meet(X, join(S, X))), X), meet(X, join(join(meet(S, X), meet(X, join(S, X))), X))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X))))))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))))))), join(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), Y)))
% 58.89/11.45  = { by lemma 9 R->L }
% 58.89/11.45    join(meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), Y), meet(join(meet(Z, join(join(meet(W2, X), meet(X, join(W2, X))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))))), meet(join(meet(W, join(join(meet(V, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X)))))))), meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), U)), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))))), meet(join(meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), meet(meet(join(V, join(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), U)), join(X2, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))))), meet(T, join(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), meet(meet(join(V, join(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), U)), join(X2, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))))))), join(W, join(join(meet(V, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X)))))))), meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), U)), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))))))), join(Z, join(join(meet(join(meet(join(meet(S, X), meet(X, join(S, X))), X), meet(X, join(join(meet(S, X), meet(X, join(S, X))), X))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X))))), meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), join(join(meet(join(meet(S, X), meet(X, join(S, X))), X), meet(X, join(join(meet(S, X), meet(X, join(S, X))), X))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X))))))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))))))), join(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), Y)))
% 58.89/11.47  = { by lemma 9 R->L }
% 58.89/11.47    join(meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), Y), meet(join(meet(Z, join(join(meet(W2, X), meet(X, join(W2, X))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))))), meet(join(meet(W, join(join(meet(V, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X)))))))), meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), U)), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))))), meet(join(meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), meet(meet(join(V, join(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), U)), join(X2, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))))), meet(T, join(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), meet(meet(join(V, join(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), U)), join(X2, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))))))), join(W, join(join(meet(V, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X)))))))), meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), U)), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(X, Z2)), X)))))))), join(Z, join(join(meet(join(meet(join(meet(S, X), meet(X, join(S, X))), X), meet(X, join(join(meet(S, X), meet(X, join(S, X))), X))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X))))), meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), join(join(meet(join(meet(S, X), meet(X, join(S, X))), X), meet(X, join(join(meet(S, X), meet(X, join(S, X))), X))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X))))))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))))))), join(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), Y)))
% 58.89/11.49  = { by lemma 9 R->L }
% 59.24/11.49    join(meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), Y), meet(join(meet(Z, join(join(meet(W2, X), meet(X, join(W2, X))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))))), meet(join(meet(W, join(join(meet(V, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X)))))))), meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), U)), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))))), meet(join(meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), meet(meet(join(V, join(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), U)), join(X2, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))))), meet(T, join(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), meet(meet(join(V, join(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), U)), join(X2, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))))))), join(W, join(join(meet(V, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X)))))))), meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), U)), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), X)))))))), join(Z, join(join(meet(join(meet(join(meet(S, X), meet(X, join(S, X))), X), meet(X, join(join(meet(S, X), meet(X, join(S, X))), X))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X))))), meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), join(join(meet(join(meet(S, X), meet(X, join(S, X))), X), meet(X, join(join(meet(S, X), meet(X, join(S, X))), X))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X))))))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))))))), join(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), Y)))
% 59.24/11.51  = { by lemma 9 R->L }
% 59.24/11.52    join(meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), Y), meet(join(meet(Z, join(join(meet(W2, X), meet(X, join(W2, X))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))))), meet(join(meet(W, join(join(meet(V, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X)))))))), meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), U)), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))))), meet(join(meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), meet(meet(join(V, join(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), U)), join(X2, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))))), meet(T, join(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), meet(meet(join(V, join(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), U)), join(X2, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))))))), join(W, join(join(meet(V, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X)))))))), meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), U)), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))))))), join(Z, join(join(meet(join(meet(join(meet(S, X), meet(X, join(S, X))), X), meet(X, join(join(meet(S, X), meet(X, join(S, X))), X))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X))))), meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), join(join(meet(join(meet(S, X), meet(X, join(S, X))), X), meet(X, join(join(meet(S, X), meet(X, join(S, X))), X))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X))))))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))))))), join(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), Y)))
% 59.24/11.53  = { by lemma 9 R->L }
% 59.24/11.54    join(meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), Y), meet(join(meet(Z, join(join(meet(W2, X), meet(X, join(W2, X))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))))), meet(join(meet(W, join(join(meet(V, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X)))))))), meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), U)), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))))), meet(join(meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), meet(meet(join(V, join(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), U)), join(X2, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))))), meet(T, join(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), meet(meet(join(V, join(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), U)), join(X2, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))))))), join(W, join(join(meet(V, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X)))))))), meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), U)), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))))))), join(Z, join(join(meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(meet(W2, X), meet(X, join(W2, X)))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), X))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X))))), meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), join(join(meet(join(meet(S, X), meet(X, join(S, X))), X), meet(X, join(join(meet(S, X), meet(X, join(S, X))), X))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X))))))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))))))), join(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), Y)))
% 59.24/11.55  = { by lemma 9 R->L }
% 59.24/11.56    join(meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), Y), meet(join(meet(Z, join(join(meet(W2, X), meet(X, join(W2, X))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))))), meet(join(meet(W, join(join(meet(V, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X)))))))), meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), U)), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))))), meet(join(meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), meet(meet(join(V, join(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), U)), join(X2, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))))), meet(T, join(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), meet(meet(join(V, join(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), U)), join(X2, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))))))), join(W, join(join(meet(V, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X)))))))), meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), U)), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))))))), join(Z, join(join(meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), join(join(meet(S, X), meet(X, join(S, X))), X))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X))))), meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), join(join(meet(join(meet(S, X), meet(X, join(S, X))), X), meet(X, join(join(meet(S, X), meet(X, join(S, X))), X))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X))))))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))))))), join(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), Y)))
% 59.24/11.57  = { by lemma 9 R->L }
% 59.70/11.58    join(meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), Y), meet(join(meet(Z, join(join(meet(W2, X), meet(X, join(W2, X))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))))), meet(join(meet(W, join(join(meet(V, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X)))))))), meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), U)), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))))), meet(join(meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), meet(meet(join(V, join(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), U)), join(X2, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))))), meet(T, join(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), meet(meet(join(V, join(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), U)), join(X2, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))))))), join(W, join(join(meet(V, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X)))))))), meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), U)), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))))))), join(Z, join(join(meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), join(join(meet(S, X), meet(X, join(S, X))), join(meet(W2, X), meet(X, join(W2, X)))))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X))))), meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), join(join(meet(join(meet(S, X), meet(X, join(S, X))), X), meet(X, join(join(meet(S, X), meet(X, join(S, X))), X))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X))))))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))))))), join(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), Y)))
% 59.70/11.59  = { by lemma 9 R->L }
% 59.70/11.60    join(meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), Y), meet(join(meet(Z, join(join(meet(W2, X), meet(X, join(W2, X))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))))), meet(join(meet(W, join(join(meet(V, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X)))))))), meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), U)), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))))), meet(join(meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), meet(meet(join(V, join(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), U)), join(X2, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))))), meet(T, join(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), meet(meet(join(V, join(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), U)), join(X2, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))))))), join(W, join(join(meet(V, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X)))))))), meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), U)), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))))))), join(Z, join(join(meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), join(join(meet(S, X), meet(X, join(S, X))), join(meet(W2, X), meet(X, join(W2, X)))))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X))))), meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), join(join(meet(join(meet(S, X), meet(X, join(S, X))), X), meet(X, join(join(meet(S, X), meet(X, join(S, X))), X))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X))))))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))))))), join(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), Y)))
% 59.85/11.61  = { by lemma 9 R->L }
% 59.85/11.62    join(meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), Y), meet(join(meet(Z, join(join(meet(W2, X), meet(X, join(W2, X))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))))), meet(join(meet(W, join(join(meet(V, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X)))))))), meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), U)), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))))), meet(join(meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), meet(meet(join(V, join(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), U)), join(X2, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))))), meet(T, join(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), meet(meet(join(V, join(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), U)), join(X2, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))))))), join(W, join(join(meet(V, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X)))))))), meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), U)), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))))))), join(Z, join(join(meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), join(join(meet(S, X), meet(X, join(S, X))), join(meet(W2, X), meet(X, join(W2, X)))))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X))))), meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), join(join(meet(join(meet(S, X), meet(X, join(S, X))), X), meet(X, join(join(meet(S, X), meet(X, join(S, X))), X))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X))))))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))))))), join(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), Y)))
% 59.93/11.64  = { by lemma 9 R->L }
% 59.93/11.64    join(meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), Y), meet(join(meet(Z, join(join(meet(W2, X), meet(X, join(W2, X))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))))), meet(join(meet(W, join(join(meet(V, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X)))))))), meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), U)), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))))), meet(join(meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), meet(meet(join(V, join(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), U)), join(X2, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))))), meet(T, join(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), meet(meet(join(V, join(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), U)), join(X2, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))))))), join(W, join(join(meet(V, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X)))))))), meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), U)), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))))))), join(Z, join(join(meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), join(join(meet(S, X), meet(X, join(S, X))), join(meet(W2, X), meet(X, join(W2, X)))))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X))))), meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), join(join(meet(join(meet(S, X), meet(X, join(S, X))), X), meet(X, join(join(meet(S, X), meet(X, join(S, X))), X))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X))))))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))))))), join(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), Y)))
% 59.93/11.66  = { by lemma 9 R->L }
% 59.93/11.67    join(meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), Y), meet(join(meet(Z, join(join(meet(W2, X), meet(X, join(W2, X))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))))), meet(join(meet(W, join(join(meet(V, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X)))))))), meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), U)), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))))), meet(join(meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), meet(meet(join(V, join(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), U)), join(X2, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))))), meet(T, join(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), meet(meet(join(V, join(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), U)), join(X2, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))))))), join(W, join(join(meet(V, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X)))))))), meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), U)), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))))))), join(Z, join(join(meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), join(join(meet(S, X), meet(X, join(S, X))), join(meet(W2, X), meet(X, join(W2, X)))))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(X, Z2)), X))))), meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), join(join(meet(join(meet(S, X), meet(X, join(S, X))), X), meet(X, join(join(meet(S, X), meet(X, join(S, X))), X))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X))))))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))))))), join(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), Y)))
% 59.93/11.68  = { by lemma 9 R->L }
% 59.93/11.69    join(meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), Y), meet(join(meet(Z, join(join(meet(W2, X), meet(X, join(W2, X))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))))), meet(join(meet(W, join(join(meet(V, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X)))))))), meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), U)), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))))), meet(join(meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), meet(meet(join(V, join(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), U)), join(X2, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))))), meet(T, join(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), meet(meet(join(V, join(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), U)), join(X2, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))))))), join(W, join(join(meet(V, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X)))))))), meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), U)), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))))))), join(Z, join(join(meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), join(join(meet(S, X), meet(X, join(S, X))), join(meet(W2, X), meet(X, join(W2, X)))))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), X))))), meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), join(join(meet(join(meet(S, X), meet(X, join(S, X))), X), meet(X, join(join(meet(S, X), meet(X, join(S, X))), X))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X))))))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))))))), join(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), Y)))
% 59.93/11.70  = { by lemma 9 R->L }
% 59.93/11.71    join(meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), Y), meet(join(meet(Z, join(join(meet(W2, X), meet(X, join(W2, X))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))))), meet(join(meet(W, join(join(meet(V, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X)))))))), meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), U)), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))))), meet(join(meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), meet(meet(join(V, join(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), U)), join(X2, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))))), meet(T, join(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), meet(meet(join(V, join(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), U)), join(X2, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))))))), join(W, join(join(meet(V, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X)))))))), meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), U)), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))))))), join(Z, join(join(meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), join(join(meet(S, X), meet(X, join(S, X))), join(meet(W2, X), meet(X, join(W2, X)))))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X)))))))), meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), join(join(meet(join(meet(S, X), meet(X, join(S, X))), X), meet(X, join(join(meet(S, X), meet(X, join(S, X))), X))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X))))))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))))))), join(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), Y)))
% 59.93/11.73  = { by lemma 9 R->L }
% 59.93/11.73    join(meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), Y), meet(join(meet(Z, join(join(meet(W2, X), meet(X, join(W2, X))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))))), meet(join(meet(W, join(join(meet(V, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X)))))))), meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), U)), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))))), meet(join(meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), meet(meet(join(V, join(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), U)), join(X2, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))))), meet(T, join(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), meet(meet(join(V, join(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), U)), join(X2, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))))))), join(W, join(join(meet(V, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X)))))))), meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), U)), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))))))), join(Z, join(join(meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), join(join(meet(S, X), meet(X, join(S, X))), join(meet(W2, X), meet(X, join(W2, X)))))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X)))))))), meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), join(join(meet(join(meet(S, X), meet(X, join(S, X))), X), meet(X, join(join(meet(S, X), meet(X, join(S, X))), X))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X))))))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))))))), join(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), Y)))
% 59.93/11.76  = { by lemma 9 R->L }
% 59.93/11.77    join(meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), Y), meet(join(meet(Z, join(join(meet(W2, X), meet(X, join(W2, X))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))))), meet(join(meet(W, join(join(meet(V, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X)))))))), meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), U)), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))))), meet(join(meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), meet(meet(join(V, join(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), U)), join(X2, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))))), meet(T, join(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), meet(meet(join(V, join(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), U)), join(X2, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))))))), join(W, join(join(meet(V, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X)))))))), meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), U)), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))))))), join(Z, join(join(meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), join(join(meet(S, X), meet(X, join(S, X))), join(meet(W2, X), meet(X, join(W2, X)))))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X)))))))), meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), join(join(meet(join(meet(S, X), meet(X, join(S, X))), X), meet(X, join(join(meet(S, X), meet(X, join(S, X))), X))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X))))))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))))))), join(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), Y)))
% 59.93/11.78  = { by lemma 9 R->L }
% 59.93/11.79    join(meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), Y), meet(join(meet(Z, join(join(meet(W2, X), meet(X, join(W2, X))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))))), meet(join(meet(W, join(join(meet(V, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X)))))))), meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), U)), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))))), meet(join(meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), meet(meet(join(V, join(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), U)), join(X2, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))))), meet(T, join(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), meet(meet(join(V, join(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), U)), join(X2, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))))))), join(W, join(join(meet(V, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X)))))))), meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), U)), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))))))), join(Z, join(join(meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), join(join(meet(S, X), meet(X, join(S, X))), join(meet(W2, X), meet(X, join(W2, X)))))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X)))))))), meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), join(join(meet(join(meet(S, X), meet(X, join(S, X))), X), meet(X, join(join(meet(S, X), meet(X, join(S, X))), X))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X))))))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))))))), join(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), Y)))
% 59.93/11.80  = { by lemma 9 R->L }
% 59.93/11.81    join(meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), Y), meet(join(meet(Z, join(join(meet(W2, X), meet(X, join(W2, X))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))))), meet(join(meet(W, join(join(meet(V, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X)))))))), meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), U)), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))))), meet(join(meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), meet(meet(join(V, join(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), U)), join(X2, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))))), meet(T, join(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), meet(meet(join(V, join(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), U)), join(X2, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))))))), join(W, join(join(meet(V, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X)))))))), meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), U)), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))))))), join(Z, join(join(meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), join(join(meet(S, X), meet(X, join(S, X))), join(meet(W2, X), meet(X, join(W2, X)))))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X)))))))), meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(X, Z2)), X)))), join(join(meet(join(meet(S, X), meet(X, join(S, X))), X), meet(X, join(join(meet(S, X), meet(X, join(S, X))), X))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X))))))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))))))), join(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), Y)))
% 59.93/11.83  = { by lemma 9 R->L }
% 59.93/11.84    join(meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), Y), meet(join(meet(Z, join(join(meet(W2, X), meet(X, join(W2, X))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))))), meet(join(meet(W, join(join(meet(V, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X)))))))), meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), U)), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))))), meet(join(meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), meet(meet(join(V, join(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), U)), join(X2, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))))), meet(T, join(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), meet(meet(join(V, join(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), U)), join(X2, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))))))), join(W, join(join(meet(V, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X)))))))), meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), U)), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))))))), join(Z, join(join(meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), join(join(meet(S, X), meet(X, join(S, X))), join(meet(W2, X), meet(X, join(W2, X)))))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X)))))))), meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), X)))), join(join(meet(join(meet(S, X), meet(X, join(S, X))), X), meet(X, join(join(meet(S, X), meet(X, join(S, X))), X))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X))))))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))))))), join(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), Y)))
% 59.93/11.85  = { by lemma 9 R->L }
% 59.93/11.86    join(meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), Y), meet(join(meet(Z, join(join(meet(W2, X), meet(X, join(W2, X))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))))), meet(join(meet(W, join(join(meet(V, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X)))))))), meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), U)), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))))), meet(join(meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), meet(meet(join(V, join(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), U)), join(X2, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))))), meet(T, join(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), meet(meet(join(V, join(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), U)), join(X2, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))))))), join(W, join(join(meet(V, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X)))))))), meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), U)), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))))))), join(Z, join(join(meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), join(join(meet(S, X), meet(X, join(S, X))), join(meet(W2, X), meet(X, join(W2, X)))))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X)))))))), meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), join(join(meet(join(meet(S, X), meet(X, join(S, X))), X), meet(X, join(join(meet(S, X), meet(X, join(S, X))), X))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X))))))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))))))), join(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), Y)))
% 60.66/11.88  = { by lemma 9 R->L }
% 60.66/11.89    join(meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), Y), meet(join(meet(Z, join(join(meet(W2, X), meet(X, join(W2, X))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))))), meet(join(meet(W, join(join(meet(V, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X)))))))), meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), U)), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))))), meet(join(meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), meet(meet(join(V, join(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), U)), join(X2, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))))), meet(T, join(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), meet(meet(join(V, join(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), U)), join(X2, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))))))), join(W, join(join(meet(V, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X)))))))), meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), U)), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))))))), join(Z, join(join(meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), join(join(meet(S, X), meet(X, join(S, X))), join(meet(W2, X), meet(X, join(W2, X)))))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X)))))))), meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), join(join(meet(join(meet(S, X), meet(X, join(S, X))), join(meet(W2, X), meet(X, join(W2, X)))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), X))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X))))))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))))))), join(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), Y)))
% 60.66/11.90  = { by lemma 9 R->L }
% 60.66/11.91    join(meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), Y), meet(join(meet(Z, join(join(meet(W2, X), meet(X, join(W2, X))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))))), meet(join(meet(W, join(join(meet(V, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X)))))))), meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), U)), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))))), meet(join(meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), meet(meet(join(V, join(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), U)), join(X2, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))))), meet(T, join(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), meet(meet(join(V, join(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), U)), join(X2, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))))))), join(W, join(join(meet(V, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X)))))))), meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), U)), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))))))), join(Z, join(join(meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), join(join(meet(S, X), meet(X, join(S, X))), join(meet(W2, X), meet(X, join(W2, X)))))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X)))))))), meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), join(join(meet(join(meet(S, X), meet(X, join(S, X))), join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), join(join(meet(S, X), meet(X, join(S, X))), X))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X))))))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))))))), join(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), Y)))
% 60.66/11.92  = { by lemma 9 R->L }
% 60.66/11.93    join(meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), Y), meet(join(meet(Z, join(join(meet(W2, X), meet(X, join(W2, X))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))))), meet(join(meet(W, join(join(meet(V, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X)))))))), meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), U)), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))))), meet(join(meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), meet(meet(join(V, join(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), U)), join(X2, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))))), meet(T, join(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), meet(meet(join(V, join(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), U)), join(X2, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))))))), join(W, join(join(meet(V, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X)))))))), meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), U)), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))))))), join(Z, join(join(meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), join(join(meet(S, X), meet(X, join(S, X))), join(meet(W2, X), meet(X, join(W2, X)))))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X)))))))), meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), join(join(meet(join(meet(S, X), meet(X, join(S, X))), join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), join(join(meet(S, X), meet(X, join(S, X))), join(meet(W2, X), meet(X, join(W2, X)))))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X))))))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))))))), join(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), Y)))
% 61.51/11.95  = { by lemma 9 R->L }
% 61.51/11.96    join(meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), Y), meet(join(meet(Z, join(join(meet(W2, X), meet(X, join(W2, X))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))))), meet(join(meet(W, join(join(meet(V, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X)))))))), meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), U)), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))))), meet(join(meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), meet(meet(join(V, join(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), U)), join(X2, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))))), meet(T, join(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), meet(meet(join(V, join(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), U)), join(X2, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))))))), join(W, join(join(meet(V, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X)))))))), meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), U)), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))))))), join(Z, join(join(meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), join(join(meet(S, X), meet(X, join(S, X))), join(meet(W2, X), meet(X, join(W2, X)))))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X)))))))), meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), join(join(meet(join(meet(S, X), meet(X, join(S, X))), join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), join(join(meet(S, X), meet(X, join(S, X))), join(meet(W2, X), meet(X, join(W2, X)))))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X))))))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))))))), join(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), Y)))
% 61.51/11.97  = { by lemma 9 R->L }
% 61.51/11.98    join(meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), Y), meet(join(meet(Z, join(join(meet(W2, X), meet(X, join(W2, X))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))))), meet(join(meet(W, join(join(meet(V, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X)))))))), meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), U)), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))))), meet(join(meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), meet(meet(join(V, join(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), U)), join(X2, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))))), meet(T, join(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), meet(meet(join(V, join(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), U)), join(X2, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))))))), join(W, join(join(meet(V, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X)))))))), meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), U)), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))))))), join(Z, join(join(meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), join(join(meet(S, X), meet(X, join(S, X))), join(meet(W2, X), meet(X, join(W2, X)))))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X)))))))), meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), join(join(meet(join(meet(S, X), meet(X, join(S, X))), join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), join(join(meet(S, X), meet(X, join(S, X))), join(meet(W2, X), meet(X, join(W2, X)))))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X))))))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))))))), join(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), Y)))
% 61.51/12.00  = { by lemma 9 R->L }
% 61.51/12.01    join(meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), Y), meet(join(meet(Z, join(join(meet(W2, X), meet(X, join(W2, X))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))))), meet(join(meet(W, join(join(meet(V, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X)))))))), meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), U)), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))))), meet(join(meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), meet(meet(join(V, join(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), U)), join(X2, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))))), meet(T, join(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), meet(meet(join(V, join(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), U)), join(X2, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))))))), join(W, join(join(meet(V, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X)))))))), meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), U)), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))))))), join(Z, join(join(meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), join(join(meet(S, X), meet(X, join(S, X))), join(meet(W2, X), meet(X, join(W2, X)))))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X)))))))), meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), join(join(meet(join(meet(S, X), meet(X, join(S, X))), join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), join(join(meet(S, X), meet(X, join(S, X))), join(meet(W2, X), meet(X, join(W2, X)))))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X))))))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))))))), join(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), Y)))
% 61.92/12.02  = { by lemma 9 R->L }
% 61.92/12.03    join(meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), Y), meet(join(meet(Z, join(join(meet(W2, X), meet(X, join(W2, X))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))))), meet(join(meet(W, join(join(meet(V, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X)))))))), meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), U)), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))))), meet(join(meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), meet(meet(join(V, join(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), U)), join(X2, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))))), meet(T, join(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), meet(meet(join(V, join(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), U)), join(X2, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))))))), join(W, join(join(meet(V, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X)))))))), meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), U)), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))))))), join(Z, join(join(meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), join(join(meet(S, X), meet(X, join(S, X))), join(meet(W2, X), meet(X, join(W2, X)))))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X)))))))), meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), join(join(meet(join(meet(S, X), meet(X, join(S, X))), join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), join(join(meet(S, X), meet(X, join(S, X))), join(meet(W2, X), meet(X, join(W2, X)))))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(X, Z2)), X))))))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))))))), join(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), Y)))
% 61.92/12.04  = { by lemma 9 R->L }
% 61.92/12.05    join(meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), Y), meet(join(meet(Z, join(join(meet(W2, X), meet(X, join(W2, X))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))))), meet(join(meet(W, join(join(meet(V, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X)))))))), meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), U)), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))))), meet(join(meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), meet(meet(join(V, join(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), U)), join(X2, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))))), meet(T, join(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), meet(meet(join(V, join(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), U)), join(X2, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))))))), join(W, join(join(meet(V, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X)))))))), meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), U)), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))))))), join(Z, join(join(meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), join(join(meet(S, X), meet(X, join(S, X))), join(meet(W2, X), meet(X, join(W2, X)))))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X)))))))), meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), join(join(meet(join(meet(S, X), meet(X, join(S, X))), join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), join(join(meet(S, X), meet(X, join(S, X))), join(meet(W2, X), meet(X, join(W2, X)))))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), X))))))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))))))), join(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), Y)))
% 61.92/12.07  = { by lemma 9 R->L }
% 62.22/12.08    join(meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), Y), meet(join(meet(Z, join(join(meet(W2, X), meet(X, join(W2, X))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))))), meet(join(meet(W, join(join(meet(V, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X)))))))), meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), U)), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))))), meet(join(meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), meet(meet(join(V, join(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), U)), join(X2, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))))), meet(T, join(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), meet(meet(join(V, join(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), U)), join(X2, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))))))), join(W, join(join(meet(V, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X)))))))), meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), U)), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))))))), join(Z, join(join(meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), join(join(meet(S, X), meet(X, join(S, X))), join(meet(W2, X), meet(X, join(W2, X)))))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X)))))))), meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), join(join(meet(join(meet(S, X), meet(X, join(S, X))), join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), join(join(meet(S, X), meet(X, join(S, X))), join(meet(W2, X), meet(X, join(W2, X)))))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X)))))))))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))))))), join(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), Y)))
% 62.22/12.10  = { by lemma 9 R->L }
% 62.22/12.10    join(meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), Y), meet(join(meet(Z, join(join(meet(W2, X), meet(X, join(W2, X))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))))), meet(join(meet(W, join(join(meet(V, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X)))))))), meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), U)), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))))), meet(join(meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), meet(meet(join(V, join(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), U)), join(X2, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))))), meet(T, join(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), meet(meet(join(V, join(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), U)), join(X2, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))))))), join(W, join(join(meet(V, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X)))))))), meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), U)), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))))))), join(Z, join(join(meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), join(join(meet(S, X), meet(X, join(S, X))), join(meet(W2, X), meet(X, join(W2, X)))))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X)))))))), meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), join(join(meet(join(meet(S, X), meet(X, join(S, X))), join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), join(join(meet(S, X), meet(X, join(S, X))), join(meet(W2, X), meet(X, join(W2, X)))))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X)))))))))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))))))), join(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), Y)))
% 62.22/12.12  = { by lemma 9 R->L }
% 62.22/12.13    join(meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), Y), meet(join(meet(Z, join(join(meet(W2, X), meet(X, join(W2, X))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))))), meet(join(meet(W, join(join(meet(V, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X)))))))), meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), U)), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))))), meet(join(meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), meet(meet(join(V, join(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), U)), join(X2, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))))), meet(T, join(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), meet(meet(join(V, join(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), U)), join(X2, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))))))), join(W, join(join(meet(V, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X)))))))), meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), U)), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))))))), join(Z, join(join(meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), join(join(meet(S, X), meet(X, join(S, X))), join(meet(W2, X), meet(X, join(W2, X)))))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X)))))))), meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), join(join(meet(join(meet(S, X), meet(X, join(S, X))), join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), join(join(meet(S, X), meet(X, join(S, X))), join(meet(W2, X), meet(X, join(W2, X)))))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X)))))))))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))))))), join(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), Y)))
% 62.22/12.14  = { by lemma 9 R->L }
% 62.22/12.15    join(meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), Y), meet(join(meet(Z, join(join(meet(W2, X), meet(X, join(W2, X))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))))), meet(join(meet(W, join(join(meet(V, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X)))))))), meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), U)), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))))), meet(join(meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), meet(meet(join(V, join(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), U)), join(X2, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))))), meet(T, join(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), meet(meet(join(V, join(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), U)), join(X2, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))))))), join(W, join(join(meet(V, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X)))))))), meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), U)), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))))))), join(Z, join(join(meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), join(join(meet(S, X), meet(X, join(S, X))), join(meet(W2, X), meet(X, join(W2, X)))))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X)))))))), meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), join(join(meet(join(meet(S, X), meet(X, join(S, X))), join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), join(join(meet(S, X), meet(X, join(S, X))), join(meet(W2, X), meet(X, join(W2, X)))))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X)))))))))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))))))), join(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), Y)))
% 62.62/12.17  = { by lemma 9 R->L }
% 62.69/12.18    join(meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), Y), meet(join(meet(Z, join(join(meet(W2, X), meet(X, join(W2, X))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))))), meet(join(meet(W, join(join(meet(V, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X)))))))), meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), U)), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))))), meet(join(meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), meet(meet(join(V, join(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), U)), join(X2, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))))), meet(T, join(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), meet(meet(join(V, join(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), U)), join(X2, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, 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X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X)))))))), meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), U)), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))))))), join(Z, join(join(meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), join(join(meet(S, X), meet(X, join(S, X))), join(meet(W2, X), meet(X, join(W2, X)))))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X)))))))), meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), join(join(meet(join(meet(S, X), meet(X, join(S, X))), join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), join(join(meet(S, X), meet(X, join(S, X))), join(meet(W2, X), meet(X, join(W2, X)))))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X)))))))))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(X, Z2)), X)))))))), join(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), Y)))
% 62.69/12.20  = { by lemma 9 R->L }
% 62.69/12.20    join(meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), Y), meet(join(meet(Z, join(join(meet(W2, X), meet(X, join(W2, X))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))))), meet(join(meet(W, join(join(meet(V, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X)))))))), meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), U)), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))))), meet(join(meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), meet(meet(join(V, join(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), U)), join(X2, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))))), meet(T, join(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), meet(meet(join(V, join(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), U)), join(X2, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))))))), join(W, join(join(meet(V, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X)))))))), meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), U)), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))))))), join(Z, join(join(meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), join(join(meet(S, X), meet(X, join(S, X))), join(meet(W2, X), meet(X, join(W2, X)))))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X)))))))), meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), join(join(meet(join(meet(S, X), meet(X, join(S, X))), join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), join(join(meet(S, X), meet(X, join(S, X))), join(meet(W2, X), meet(X, join(W2, X)))))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X)))))))))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), X)))))))), join(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), Y)))
% 62.92/12.22  = { by lemma 9 R->L }
% 62.92/12.23    join(meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), Y), meet(join(meet(Z, join(join(meet(W2, X), meet(X, join(W2, X))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))))), meet(join(meet(W, join(join(meet(V, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X)))))))), meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), U)), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))))), meet(join(meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), meet(meet(join(V, join(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), U)), join(X2, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))))), meet(T, join(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), meet(meet(join(V, join(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), U)), join(X2, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))))))), join(W, join(join(meet(V, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X)))))))), meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), U)), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))))))), join(Z, join(join(meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), join(join(meet(S, X), meet(X, join(S, X))), join(meet(W2, X), meet(X, join(W2, X)))))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X)))))))), meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), join(join(meet(join(meet(S, X), meet(X, join(S, X))), join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), join(join(meet(S, X), meet(X, join(S, X))), join(meet(W2, X), meet(X, join(W2, X)))))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X)))))))))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))))))), join(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), Y)))
% 63.02/12.25  = { by lemma 9 R->L }
% 63.02/12.25    join(meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), Y), meet(join(meet(Z, join(join(meet(W2, X), meet(X, join(W2, X))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))))), meet(join(meet(W, join(join(meet(V, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X)))))))), meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), U)), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))))), meet(join(meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), meet(meet(join(V, join(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), U)), join(X2, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))))), meet(T, join(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), meet(meet(join(V, join(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), U)), join(X2, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))))))), join(W, join(join(meet(V, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X)))))))), meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), U)), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))))))), join(Z, join(join(meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), join(join(meet(S, X), meet(X, join(S, X))), join(meet(W2, X), meet(X, join(W2, X)))))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X)))))))), meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), join(join(meet(join(meet(S, X), meet(X, join(S, X))), join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), join(join(meet(S, X), meet(X, join(S, X))), join(meet(W2, X), meet(X, join(W2, X)))))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X)))))))))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))))))), join(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), Y)))
% 63.02/12.27  = { by lemma 9 R->L }
% 63.02/12.28    join(meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), Y), meet(join(meet(Z, join(join(meet(W2, X), meet(X, join(W2, X))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))))), meet(join(meet(W, join(join(meet(V, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X)))))))), meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), U)), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))))), meet(join(meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), meet(meet(join(V, join(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), U)), join(X2, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))))), meet(T, join(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), meet(meet(join(V, join(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), U)), join(X2, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))))))), join(W, join(join(meet(V, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X)))))))), meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), U)), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))))))), join(Z, join(join(meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), join(join(meet(S, X), meet(X, join(S, X))), join(meet(W2, X), meet(X, join(W2, X)))))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X)))))))), meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), join(join(meet(join(meet(S, X), meet(X, join(S, X))), join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), join(join(meet(S, X), meet(X, join(S, X))), join(meet(W2, X), meet(X, join(W2, X)))))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X)))))))))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))))))), join(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), Y)))
% 63.02/12.30  = { by lemma 9 R->L }
% 63.02/12.30    join(meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), Y), meet(join(meet(Z, join(join(meet(W2, X), meet(X, join(W2, X))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))))), meet(join(meet(W, join(join(meet(V, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X)))))))), meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), U)), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))))), meet(join(meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), meet(meet(join(V, join(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), U)), join(X2, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))))), meet(T, join(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), meet(meet(join(V, join(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), U)), join(X2, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))))))), join(W, join(join(meet(V, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X)))))))), meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), U)), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))))))), join(Z, join(join(meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), join(join(meet(S, X), meet(X, join(S, X))), join(meet(W2, X), meet(X, join(W2, X)))))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X)))))))), meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), join(join(meet(join(meet(S, X), meet(X, join(S, X))), join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), join(join(meet(S, X), meet(X, join(S, X))), join(meet(W2, X), meet(X, join(W2, X)))))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X)))))))))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))))))), join(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)))), Y)))
% 63.02/12.31  = { by lemma 9 R->L }
% 63.02/12.32    join(meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), Y), meet(join(meet(Z, join(join(meet(W2, X), meet(X, join(W2, X))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))))), meet(join(meet(W, join(join(meet(V, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X)))))))), meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), U)), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))))), meet(join(meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), meet(meet(join(V, join(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), U)), join(X2, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))))), meet(T, join(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), meet(meet(join(V, join(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), U)), join(X2, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))))))), join(W, join(join(meet(V, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X)))))))), meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), U)), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))))))), join(Z, join(join(meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), join(join(meet(S, X), meet(X, join(S, X))), join(meet(W2, X), meet(X, join(W2, X)))))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X)))))))), meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), join(join(meet(join(meet(S, X), meet(X, join(S, X))), join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), join(join(meet(S, X), meet(X, join(S, X))), join(meet(W2, X), meet(X, join(W2, X)))))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X)))))))))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))))))), join(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(X, Z2)), X)))), Y)))
% 63.43/12.32  = { by lemma 9 R->L }
% 63.43/12.33    join(meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), Y), meet(join(meet(Z, join(join(meet(W2, X), meet(X, join(W2, X))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))))), meet(join(meet(W, join(join(meet(V, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X)))))))), meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), U)), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))))), meet(join(meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), meet(meet(join(V, join(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), U)), join(X2, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))))), meet(T, join(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), meet(meet(join(V, join(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), U)), join(X2, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))))))), join(W, join(join(meet(V, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X)))))))), meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), U)), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))))))), join(Z, join(join(meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), join(join(meet(S, X), meet(X, join(S, X))), join(meet(W2, X), meet(X, join(W2, X)))))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X)))))))), meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), join(join(meet(join(meet(S, X), meet(X, join(S, X))), join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), join(join(meet(S, X), meet(X, join(S, X))), join(meet(W2, X), meet(X, join(W2, X)))))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X)))))))))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))))))), join(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), X)))), Y)))
% 63.43/12.33  = { by lemma 9 R->L }
% 63.43/12.34    join(meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), Y), meet(join(meet(Z, join(join(meet(W2, X), meet(X, join(W2, X))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))))), meet(join(meet(W, join(join(meet(V, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X)))))))), meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), U)), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))))), meet(join(meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), meet(meet(join(V, join(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), U)), join(X2, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))))), meet(T, join(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), meet(meet(join(V, join(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), U)), join(X2, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))))))), join(W, join(join(meet(V, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X)))))))), meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), U)), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))))))), join(Z, join(join(meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), join(join(meet(S, X), meet(X, join(S, X))), join(meet(W2, X), meet(X, join(W2, X)))))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X)))))))), meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), join(join(meet(join(meet(S, X), meet(X, join(S, X))), join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), join(join(meet(S, X), meet(X, join(S, X))), join(meet(W2, X), meet(X, join(W2, X)))))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X)))))))))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))))))), join(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), Y)))
% 63.43/12.34  = { by lemma 2 R->L }
% 63.43/12.35    join(meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), Y), meet(join(meet(Z, join(join(meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), join(join(meet(S, X), meet(X, join(S, X))), join(meet(W2, X), meet(X, join(W2, X)))))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X)))))))), meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), join(join(meet(join(meet(S, X), meet(X, join(S, X))), join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), join(join(meet(S, X), meet(X, join(S, X))), join(meet(W2, X), meet(X, join(W2, X)))))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X)))))))))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))))), meet(join(meet(W, join(join(meet(V, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X)))))))), meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), U)), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))))), meet(join(meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), meet(meet(join(V, join(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), U)), join(X2, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))))), meet(T, join(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), meet(meet(join(V, join(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), U)), join(X2, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))))))), join(W, join(join(meet(V, join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X)))))))), meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), U)), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))))))), join(Z, join(join(meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), join(join(meet(S, X), meet(X, join(S, X))), join(meet(W2, X), meet(X, join(W2, X)))))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X)))))))), meet(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), join(join(meet(join(meet(S, X), meet(X, join(S, X))), join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), join(join(meet(S, X), meet(X, join(S, X))), join(meet(W2, X), meet(X, join(W2, X)))))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X)))))))))), join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))))))), join(join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))))), Y)))
% 63.43/12.35  = { by lemma 10 }
% 63.43/12.35    join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X)))))))
% 63.43/12.35  = { by lemma 9 }
% 63.43/12.35    join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X)))))))
% 63.43/12.35  = { by lemma 9 }
% 63.43/12.35    join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), join(meet(W2, X), meet(X, join(W2, X))))), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X)))))))
% 63.43/12.35  = { by lemma 9 }
% 63.43/12.35    join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, join(meet(W2, X), meet(X, join(W2, X)))), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X)))))))
% 63.43/12.35  = { by lemma 9 }
% 63.43/12.35    join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(join(meet(W2, X), meet(X, join(W2, X))), Z2)), join(meet(W2, X), meet(X, join(W2, X)))))))
% 63.43/12.35  = { by lemma 9 }
% 63.43/12.35    join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), join(meet(W2, X), meet(X, join(W2, X)))))))
% 63.43/12.35  = { by lemma 9 }
% 63.43/12.35    join(meet(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X)), meet(X, join(join(meet(S, X), meet(X, join(S, X))), join(join(meet(Y2, X), meet(X, Z2)), X))))
% 63.43/12.35  = { by lemma 7 }
% 63.43/12.35    X
% 63.43/12.35  
% 63.43/12.35  Lemma 14: join(meet(join(X, X), Y), meet(X, join(join(X, X), Y))) = join(X, X).
% 63.43/12.35  Proof:
% 63.43/12.35    join(meet(join(X, X), Y), meet(X, join(join(X, X), Y)))
% 63.43/12.35  = { by lemma 7 R->L }
% 63.43/12.35    join(meet(join(join(meet(Z, join(join(meet(W, X), meet(X, V)), X)), meet(X, join(Z, join(join(meet(W, X), meet(X, V)), X)))), X), Y), meet(X, join(join(X, X), Y)))
% 63.43/12.35  = { by lemma 7 R->L }
% 63.43/12.35    join(meet(join(join(meet(Z, join(join(meet(W, X), meet(X, V)), X)), meet(X, join(Z, join(join(meet(W, X), meet(X, V)), X)))), join(meet(Z, join(join(meet(W, X), meet(X, V)), X)), meet(X, join(Z, join(join(meet(W, X), meet(X, V)), X))))), Y), meet(X, join(join(X, X), Y)))
% 63.43/12.35  = { by lemma 7 R->L }
% 63.43/12.36    join(meet(join(join(meet(Z, join(join(meet(W, X), meet(X, V)), X)), meet(X, join(Z, join(join(meet(W, X), meet(X, V)), X)))), join(meet(Z, join(join(meet(W, X), meet(X, V)), X)), meet(X, join(Z, join(join(meet(W, X), meet(X, V)), X))))), Y), meet(X, join(join(join(meet(Z, join(join(meet(W, X), meet(X, V)), X)), meet(X, join(Z, join(join(meet(W, X), meet(X, V)), X)))), X), Y)))
% 63.43/12.36  = { by lemma 7 R->L }
% 63.43/12.36    join(meet(join(join(meet(Z, join(join(meet(W, X), meet(X, V)), X)), meet(X, join(Z, join(join(meet(W, X), meet(X, V)), X)))), join(meet(Z, join(join(meet(W, X), meet(X, V)), X)), meet(X, join(Z, join(join(meet(W, X), meet(X, V)), X))))), Y), meet(X, join(join(join(meet(Z, join(join(meet(W, X), meet(X, V)), X)), meet(X, join(Z, join(join(meet(W, X), meet(X, V)), X)))), join(meet(Z, join(join(meet(W, X), meet(X, V)), X)), meet(X, join(Z, join(join(meet(W, X), meet(X, V)), X))))), Y)))
% 63.43/12.36  = { by lemma 9 R->L }
% 63.43/12.36    join(meet(join(join(meet(Z, join(join(meet(W, join(meet(U, X), meet(X, join(U, X)))), meet(X, V)), X)), meet(X, join(Z, join(join(meet(W, X), meet(X, V)), X)))), join(meet(Z, join(join(meet(W, X), meet(X, V)), X)), meet(X, join(Z, join(join(meet(W, X), meet(X, V)), X))))), Y), meet(X, join(join(join(meet(Z, join(join(meet(W, X), meet(X, V)), X)), meet(X, join(Z, join(join(meet(W, X), meet(X, V)), X)))), join(meet(Z, join(join(meet(W, X), meet(X, V)), X)), meet(X, join(Z, join(join(meet(W, X), meet(X, V)), X))))), Y)))
% 63.43/12.36  = { by lemma 9 R->L }
% 63.43/12.36    join(meet(join(join(meet(Z, join(join(meet(W, join(meet(U, X), meet(X, join(U, X)))), meet(join(meet(U, X), meet(X, join(U, X))), V)), X)), meet(X, join(Z, join(join(meet(W, X), meet(X, V)), X)))), join(meet(Z, join(join(meet(W, X), meet(X, V)), X)), meet(X, join(Z, join(join(meet(W, X), meet(X, V)), X))))), Y), meet(X, join(join(join(meet(Z, join(join(meet(W, X), meet(X, V)), X)), meet(X, join(Z, join(join(meet(W, X), meet(X, V)), X)))), join(meet(Z, join(join(meet(W, X), meet(X, V)), X)), meet(X, join(Z, join(join(meet(W, X), meet(X, V)), X))))), Y)))
% 63.43/12.36  = { by lemma 9 R->L }
% 63.43/12.36    join(meet(join(join(meet(Z, join(join(meet(W, join(meet(U, X), meet(X, join(U, X)))), meet(join(meet(U, X), meet(X, join(U, X))), V)), join(meet(U, X), meet(X, join(U, X))))), meet(X, join(Z, join(join(meet(W, X), meet(X, V)), X)))), join(meet(Z, join(join(meet(W, X), meet(X, V)), X)), meet(X, join(Z, join(join(meet(W, X), meet(X, V)), X))))), Y), meet(X, join(join(join(meet(Z, join(join(meet(W, X), meet(X, V)), X)), meet(X, join(Z, join(join(meet(W, X), meet(X, V)), X)))), join(meet(Z, join(join(meet(W, X), meet(X, V)), X)), meet(X, join(Z, join(join(meet(W, X), meet(X, V)), X))))), Y)))
% 63.43/12.36  = { by lemma 9 R->L }
% 63.43/12.36    join(meet(join(join(meet(Z, join(join(meet(W, join(meet(U, X), meet(X, join(U, X)))), meet(join(meet(U, X), meet(X, join(U, X))), V)), join(meet(U, X), meet(X, join(U, X))))), meet(X, join(Z, join(join(meet(W, join(meet(U, X), meet(X, join(U, X)))), meet(X, V)), X)))), join(meet(Z, join(join(meet(W, X), meet(X, V)), X)), meet(X, join(Z, join(join(meet(W, X), meet(X, V)), X))))), Y), meet(X, join(join(join(meet(Z, join(join(meet(W, X), meet(X, V)), X)), meet(X, join(Z, join(join(meet(W, X), meet(X, V)), X)))), join(meet(Z, join(join(meet(W, X), meet(X, V)), X)), meet(X, join(Z, join(join(meet(W, X), meet(X, V)), X))))), Y)))
% 63.43/12.36  = { by lemma 9 R->L }
% 63.43/12.36    join(meet(join(join(meet(Z, join(join(meet(W, join(meet(U, X), meet(X, join(U, X)))), meet(join(meet(U, X), meet(X, join(U, X))), V)), join(meet(U, X), meet(X, join(U, X))))), meet(X, join(Z, join(join(meet(W, join(meet(U, X), meet(X, join(U, X)))), meet(join(meet(U, X), meet(X, join(U, X))), V)), X)))), join(meet(Z, join(join(meet(W, X), meet(X, V)), X)), meet(X, join(Z, join(join(meet(W, X), meet(X, V)), X))))), Y), meet(X, join(join(join(meet(Z, join(join(meet(W, X), meet(X, V)), X)), meet(X, join(Z, join(join(meet(W, X), meet(X, V)), X)))), join(meet(Z, join(join(meet(W, X), meet(X, V)), X)), meet(X, join(Z, join(join(meet(W, X), meet(X, V)), X))))), Y)))
% 63.43/12.36  = { by lemma 9 R->L }
% 63.43/12.36    join(meet(join(join(meet(Z, join(join(meet(W, join(meet(U, X), meet(X, join(U, X)))), meet(join(meet(U, X), meet(X, join(U, X))), V)), join(meet(U, X), meet(X, join(U, X))))), meet(X, join(Z, join(join(meet(W, join(meet(U, X), meet(X, join(U, X)))), meet(join(meet(U, X), meet(X, join(U, X))), V)), join(meet(U, X), meet(X, join(U, X))))))), join(meet(Z, join(join(meet(W, X), meet(X, V)), X)), meet(X, join(Z, join(join(meet(W, X), meet(X, V)), X))))), Y), meet(X, join(join(join(meet(Z, join(join(meet(W, X), meet(X, V)), X)), meet(X, join(Z, join(join(meet(W, X), meet(X, V)), X)))), join(meet(Z, join(join(meet(W, X), meet(X, V)), X)), meet(X, join(Z, join(join(meet(W, X), meet(X, V)), X))))), Y)))
% 63.43/12.36  = { by lemma 9 R->L }
% 63.43/12.36    join(meet(join(join(meet(Z, join(join(meet(W, join(meet(U, X), meet(X, join(U, X)))), meet(join(meet(U, X), meet(X, join(U, X))), V)), join(meet(U, X), meet(X, join(U, X))))), meet(X, join(Z, join(join(meet(W, join(meet(U, X), meet(X, join(U, X)))), meet(join(meet(U, X), meet(X, join(U, X))), V)), join(meet(U, X), meet(X, join(U, X))))))), join(meet(Z, join(join(meet(W, join(meet(U, X), meet(X, join(U, X)))), meet(X, V)), X)), meet(X, join(Z, join(join(meet(W, X), meet(X, V)), X))))), Y), meet(X, join(join(join(meet(Z, join(join(meet(W, X), meet(X, V)), X)), meet(X, join(Z, join(join(meet(W, X), meet(X, V)), X)))), join(meet(Z, join(join(meet(W, X), meet(X, V)), X)), meet(X, join(Z, join(join(meet(W, X), meet(X, V)), X))))), Y)))
% 63.43/12.36  = { by lemma 9 R->L }
% 63.43/12.37    join(meet(join(join(meet(Z, join(join(meet(W, join(meet(U, X), meet(X, join(U, X)))), meet(join(meet(U, X), meet(X, join(U, X))), V)), join(meet(U, X), meet(X, join(U, X))))), meet(X, join(Z, join(join(meet(W, join(meet(U, X), meet(X, join(U, X)))), meet(join(meet(U, X), meet(X, join(U, X))), V)), join(meet(U, X), meet(X, join(U, X))))))), join(meet(Z, join(join(meet(W, join(meet(U, X), meet(X, join(U, X)))), meet(join(meet(U, X), meet(X, join(U, X))), V)), X)), meet(X, join(Z, join(join(meet(W, X), meet(X, V)), X))))), Y), meet(X, join(join(join(meet(Z, join(join(meet(W, X), meet(X, V)), X)), meet(X, join(Z, join(join(meet(W, X), meet(X, V)), X)))), join(meet(Z, join(join(meet(W, X), meet(X, V)), X)), meet(X, join(Z, join(join(meet(W, X), meet(X, V)), X))))), Y)))
% 63.43/12.37  = { by lemma 9 R->L }
% 63.43/12.37    join(meet(join(join(meet(Z, join(join(meet(W, join(meet(U, X), meet(X, join(U, X)))), meet(join(meet(U, X), meet(X, join(U, X))), V)), join(meet(U, X), meet(X, join(U, X))))), meet(X, join(Z, join(join(meet(W, join(meet(U, X), meet(X, join(U, X)))), meet(join(meet(U, X), meet(X, join(U, X))), V)), join(meet(U, X), meet(X, join(U, X))))))), join(meet(Z, join(join(meet(W, join(meet(U, X), meet(X, join(U, X)))), meet(join(meet(U, X), meet(X, join(U, X))), V)), join(meet(U, X), meet(X, join(U, X))))), meet(X, join(Z, join(join(meet(W, X), meet(X, V)), X))))), Y), meet(X, join(join(join(meet(Z, join(join(meet(W, X), meet(X, V)), X)), meet(X, join(Z, join(join(meet(W, X), meet(X, V)), X)))), join(meet(Z, join(join(meet(W, X), meet(X, V)), X)), meet(X, join(Z, join(join(meet(W, X), meet(X, V)), X))))), Y)))
% 63.43/12.37  = { by lemma 9 R->L }
% 63.43/12.37    join(meet(join(join(meet(Z, join(join(meet(W, join(meet(U, X), meet(X, join(U, X)))), meet(join(meet(U, X), meet(X, join(U, X))), V)), join(meet(U, X), meet(X, join(U, X))))), meet(X, join(Z, join(join(meet(W, join(meet(U, X), meet(X, join(U, X)))), meet(join(meet(U, X), meet(X, join(U, X))), V)), join(meet(U, X), meet(X, join(U, X))))))), join(meet(Z, join(join(meet(W, join(meet(U, X), meet(X, join(U, X)))), meet(join(meet(U, X), meet(X, join(U, X))), V)), join(meet(U, X), meet(X, join(U, X))))), meet(X, join(Z, join(join(meet(W, join(meet(U, X), meet(X, join(U, X)))), meet(X, V)), X))))), Y), meet(X, join(join(join(meet(Z, join(join(meet(W, X), meet(X, V)), X)), meet(X, join(Z, join(join(meet(W, X), meet(X, V)), X)))), join(meet(Z, join(join(meet(W, X), meet(X, V)), X)), meet(X, join(Z, join(join(meet(W, X), meet(X, V)), X))))), Y)))
% 63.43/12.37  = { by lemma 9 R->L }
% 63.43/12.37    join(meet(join(join(meet(Z, join(join(meet(W, join(meet(U, X), meet(X, join(U, X)))), meet(join(meet(U, X), meet(X, join(U, X))), V)), join(meet(U, X), meet(X, join(U, X))))), meet(X, join(Z, join(join(meet(W, join(meet(U, X), meet(X, join(U, X)))), meet(join(meet(U, X), meet(X, join(U, X))), V)), join(meet(U, X), meet(X, join(U, X))))))), join(meet(Z, join(join(meet(W, join(meet(U, X), meet(X, join(U, X)))), meet(join(meet(U, X), meet(X, join(U, X))), V)), join(meet(U, X), meet(X, join(U, X))))), meet(X, join(Z, join(join(meet(W, join(meet(U, X), meet(X, join(U, X)))), meet(join(meet(U, X), meet(X, join(U, X))), V)), X))))), Y), meet(X, join(join(join(meet(Z, join(join(meet(W, X), meet(X, V)), X)), meet(X, join(Z, join(join(meet(W, X), meet(X, V)), X)))), join(meet(Z, join(join(meet(W, X), meet(X, V)), X)), meet(X, join(Z, join(join(meet(W, X), meet(X, V)), X))))), Y)))
% 63.43/12.37  = { by lemma 9 R->L }
% 63.43/12.37    join(meet(join(join(meet(Z, join(join(meet(W, join(meet(U, X), meet(X, join(U, X)))), meet(join(meet(U, X), meet(X, join(U, X))), V)), join(meet(U, X), meet(X, join(U, X))))), meet(X, join(Z, join(join(meet(W, join(meet(U, X), meet(X, join(U, X)))), meet(join(meet(U, X), meet(X, join(U, X))), V)), join(meet(U, X), meet(X, join(U, X))))))), join(meet(Z, join(join(meet(W, join(meet(U, X), meet(X, join(U, X)))), meet(join(meet(U, X), meet(X, join(U, X))), V)), join(meet(U, X), meet(X, join(U, X))))), meet(X, join(Z, join(join(meet(W, join(meet(U, X), meet(X, join(U, X)))), meet(join(meet(U, X), meet(X, join(U, X))), V)), join(meet(U, X), meet(X, join(U, X)))))))), Y), meet(X, join(join(join(meet(Z, join(join(meet(W, X), meet(X, V)), X)), meet(X, join(Z, join(join(meet(W, X), meet(X, V)), X)))), join(meet(Z, join(join(meet(W, X), meet(X, V)), X)), meet(X, join(Z, join(join(meet(W, X), meet(X, V)), X))))), Y)))
% 63.43/12.37  = { by lemma 9 R->L }
% 63.43/12.37    join(meet(join(join(meet(Z, join(join(meet(W, join(meet(U, X), meet(X, join(U, X)))), meet(join(meet(U, X), meet(X, join(U, X))), V)), join(meet(U, X), meet(X, join(U, X))))), meet(X, join(Z, join(join(meet(W, join(meet(U, X), meet(X, join(U, X)))), meet(join(meet(U, X), meet(X, join(U, X))), V)), join(meet(U, X), meet(X, join(U, X))))))), join(meet(Z, join(join(meet(W, join(meet(U, X), meet(X, join(U, X)))), meet(join(meet(U, X), meet(X, join(U, X))), V)), join(meet(U, X), meet(X, join(U, X))))), meet(X, join(Z, join(join(meet(W, join(meet(U, X), meet(X, join(U, X)))), meet(join(meet(U, X), meet(X, join(U, X))), V)), join(meet(U, X), meet(X, join(U, X)))))))), Y), meet(join(meet(U, X), meet(X, join(U, X))), join(join(join(meet(Z, join(join(meet(W, X), meet(X, V)), X)), meet(X, join(Z, join(join(meet(W, X), meet(X, V)), X)))), join(meet(Z, join(join(meet(W, X), meet(X, V)), X)), meet(X, join(Z, join(join(meet(W, X), meet(X, V)), X))))), Y)))
% 63.43/12.37  = { by lemma 9 R->L }
% 63.43/12.37    join(meet(join(join(meet(Z, join(join(meet(W, join(meet(U, X), meet(X, join(U, X)))), meet(join(meet(U, X), meet(X, join(U, X))), V)), join(meet(U, X), meet(X, join(U, X))))), meet(X, join(Z, join(join(meet(W, join(meet(U, X), meet(X, join(U, X)))), meet(join(meet(U, X), meet(X, join(U, X))), V)), join(meet(U, X), meet(X, join(U, X))))))), join(meet(Z, join(join(meet(W, join(meet(U, X), meet(X, join(U, X)))), meet(join(meet(U, X), meet(X, join(U, X))), V)), join(meet(U, X), meet(X, join(U, X))))), meet(X, join(Z, join(join(meet(W, join(meet(U, X), meet(X, join(U, X)))), meet(join(meet(U, X), meet(X, join(U, X))), V)), join(meet(U, X), meet(X, join(U, X)))))))), Y), meet(join(meet(U, X), meet(X, join(U, X))), join(join(join(meet(Z, join(join(meet(W, join(meet(U, X), meet(X, join(U, X)))), meet(X, V)), X)), meet(X, join(Z, join(join(meet(W, X), meet(X, V)), X)))), join(meet(Z, join(join(meet(W, X), meet(X, V)), X)), meet(X, join(Z, join(join(meet(W, X), meet(X, V)), X))))), Y)))
% 63.43/12.37  = { by lemma 9 R->L }
% 63.43/12.37    join(meet(join(join(meet(Z, join(join(meet(W, join(meet(U, X), meet(X, join(U, X)))), meet(join(meet(U, X), meet(X, join(U, X))), V)), join(meet(U, X), meet(X, join(U, X))))), meet(X, join(Z, join(join(meet(W, join(meet(U, X), meet(X, join(U, X)))), meet(join(meet(U, X), meet(X, join(U, X))), V)), join(meet(U, X), meet(X, join(U, X))))))), join(meet(Z, join(join(meet(W, join(meet(U, X), meet(X, join(U, X)))), meet(join(meet(U, X), meet(X, join(U, X))), V)), join(meet(U, X), meet(X, join(U, X))))), meet(X, join(Z, join(join(meet(W, join(meet(U, X), meet(X, join(U, X)))), meet(join(meet(U, X), meet(X, join(U, X))), V)), join(meet(U, X), meet(X, join(U, X)))))))), Y), meet(join(meet(U, X), meet(X, join(U, X))), join(join(join(meet(Z, join(join(meet(W, join(meet(U, X), meet(X, join(U, X)))), meet(join(meet(U, X), meet(X, join(U, X))), V)), X)), meet(X, join(Z, join(join(meet(W, X), meet(X, V)), X)))), join(meet(Z, join(join(meet(W, X), meet(X, V)), X)), meet(X, join(Z, join(join(meet(W, X), meet(X, V)), X))))), Y)))
% 63.43/12.38  = { by lemma 9 R->L }
% 63.43/12.38    join(meet(join(join(meet(Z, join(join(meet(W, join(meet(U, X), meet(X, join(U, X)))), meet(join(meet(U, X), meet(X, join(U, X))), V)), join(meet(U, X), meet(X, join(U, X))))), meet(X, join(Z, join(join(meet(W, join(meet(U, X), meet(X, join(U, X)))), meet(join(meet(U, X), meet(X, join(U, X))), V)), join(meet(U, X), meet(X, join(U, X))))))), join(meet(Z, join(join(meet(W, join(meet(U, X), meet(X, join(U, X)))), meet(join(meet(U, X), meet(X, join(U, X))), V)), join(meet(U, X), meet(X, join(U, X))))), meet(X, join(Z, join(join(meet(W, join(meet(U, X), meet(X, join(U, X)))), meet(join(meet(U, X), meet(X, join(U, X))), V)), join(meet(U, X), meet(X, join(U, X)))))))), Y), meet(join(meet(U, X), meet(X, join(U, X))), join(join(join(meet(Z, join(join(meet(W, join(meet(U, X), meet(X, join(U, X)))), meet(join(meet(U, X), meet(X, join(U, X))), V)), join(meet(U, X), meet(X, join(U, X))))), meet(X, join(Z, join(join(meet(W, X), meet(X, V)), X)))), join(meet(Z, join(join(meet(W, X), meet(X, V)), X)), meet(X, join(Z, join(join(meet(W, X), meet(X, V)), X))))), Y)))
% 63.43/12.38  = { by lemma 9 R->L }
% 63.43/12.38    join(meet(join(join(meet(Z, join(join(meet(W, join(meet(U, X), meet(X, join(U, X)))), meet(join(meet(U, X), meet(X, join(U, X))), V)), join(meet(U, X), meet(X, join(U, X))))), meet(X, join(Z, join(join(meet(W, join(meet(U, X), meet(X, join(U, X)))), meet(join(meet(U, X), meet(X, join(U, X))), V)), join(meet(U, X), meet(X, join(U, X))))))), join(meet(Z, join(join(meet(W, join(meet(U, X), meet(X, join(U, X)))), meet(join(meet(U, X), meet(X, join(U, X))), V)), join(meet(U, X), meet(X, join(U, X))))), meet(X, join(Z, join(join(meet(W, join(meet(U, X), meet(X, join(U, X)))), meet(join(meet(U, X), meet(X, join(U, X))), V)), join(meet(U, X), meet(X, join(U, X)))))))), Y), meet(join(meet(U, X), meet(X, join(U, X))), join(join(join(meet(Z, join(join(meet(W, join(meet(U, X), meet(X, join(U, X)))), meet(join(meet(U, X), meet(X, join(U, X))), V)), join(meet(U, X), meet(X, join(U, X))))), meet(X, join(Z, join(join(meet(W, join(meet(U, X), meet(X, join(U, X)))), meet(X, V)), X)))), join(meet(Z, join(join(meet(W, X), meet(X, V)), X)), meet(X, join(Z, join(join(meet(W, X), meet(X, V)), X))))), Y)))
% 63.73/12.38  = { by lemma 9 R->L }
% 63.73/12.38    join(meet(join(join(meet(Z, join(join(meet(W, join(meet(U, X), meet(X, join(U, X)))), meet(join(meet(U, X), meet(X, join(U, X))), V)), join(meet(U, X), meet(X, join(U, X))))), meet(X, join(Z, join(join(meet(W, join(meet(U, X), meet(X, join(U, X)))), meet(join(meet(U, X), meet(X, join(U, X))), V)), join(meet(U, X), meet(X, join(U, X))))))), join(meet(Z, join(join(meet(W, join(meet(U, X), meet(X, join(U, X)))), meet(join(meet(U, X), meet(X, join(U, X))), V)), join(meet(U, X), meet(X, join(U, X))))), meet(X, join(Z, join(join(meet(W, join(meet(U, X), meet(X, join(U, X)))), meet(join(meet(U, X), meet(X, join(U, X))), V)), join(meet(U, X), meet(X, join(U, X)))))))), Y), meet(join(meet(U, X), meet(X, join(U, X))), join(join(join(meet(Z, join(join(meet(W, join(meet(U, X), meet(X, join(U, X)))), meet(join(meet(U, X), meet(X, join(U, X))), V)), join(meet(U, X), meet(X, join(U, X))))), meet(X, join(Z, join(join(meet(W, join(meet(U, X), meet(X, join(U, X)))), meet(join(meet(U, X), meet(X, join(U, X))), V)), X)))), join(meet(Z, join(join(meet(W, X), meet(X, V)), X)), meet(X, join(Z, join(join(meet(W, X), meet(X, V)), X))))), Y)))
% 63.73/12.38  = { by lemma 9 R->L }
% 63.73/12.38    join(meet(join(join(meet(Z, join(join(meet(W, join(meet(U, X), meet(X, join(U, X)))), meet(join(meet(U, X), meet(X, join(U, X))), V)), join(meet(U, X), meet(X, join(U, X))))), meet(X, join(Z, join(join(meet(W, join(meet(U, X), meet(X, join(U, X)))), meet(join(meet(U, X), meet(X, join(U, X))), V)), join(meet(U, X), meet(X, join(U, X))))))), join(meet(Z, join(join(meet(W, join(meet(U, X), meet(X, join(U, X)))), meet(join(meet(U, X), meet(X, join(U, X))), V)), join(meet(U, X), meet(X, join(U, X))))), meet(X, join(Z, join(join(meet(W, join(meet(U, X), meet(X, join(U, X)))), meet(join(meet(U, X), meet(X, join(U, X))), V)), join(meet(U, X), meet(X, join(U, X)))))))), Y), meet(join(meet(U, X), meet(X, join(U, X))), join(join(join(meet(Z, join(join(meet(W, join(meet(U, X), meet(X, join(U, X)))), meet(join(meet(U, X), meet(X, join(U, X))), V)), join(meet(U, X), meet(X, join(U, X))))), meet(X, join(Z, join(join(meet(W, join(meet(U, X), meet(X, join(U, X)))), meet(join(meet(U, X), meet(X, join(U, X))), V)), join(meet(U, X), meet(X, join(U, X))))))), join(meet(Z, join(join(meet(W, X), meet(X, V)), X)), meet(X, join(Z, join(join(meet(W, X), meet(X, V)), X))))), Y)))
% 63.73/12.38  = { by lemma 9 R->L }
% 63.73/12.38    join(meet(join(join(meet(Z, join(join(meet(W, join(meet(U, X), meet(X, join(U, X)))), meet(join(meet(U, X), meet(X, join(U, X))), V)), join(meet(U, X), meet(X, join(U, X))))), meet(X, join(Z, join(join(meet(W, join(meet(U, X), meet(X, join(U, X)))), meet(join(meet(U, X), meet(X, join(U, X))), V)), join(meet(U, X), meet(X, join(U, X))))))), join(meet(Z, join(join(meet(W, join(meet(U, X), meet(X, join(U, X)))), meet(join(meet(U, X), meet(X, join(U, X))), V)), join(meet(U, X), meet(X, join(U, X))))), meet(X, join(Z, join(join(meet(W, join(meet(U, X), meet(X, join(U, X)))), meet(join(meet(U, X), meet(X, join(U, X))), V)), join(meet(U, X), meet(X, join(U, X)))))))), Y), meet(join(meet(U, X), meet(X, join(U, X))), join(join(join(meet(Z, join(join(meet(W, join(meet(U, X), meet(X, join(U, X)))), meet(join(meet(U, X), meet(X, join(U, X))), V)), join(meet(U, X), meet(X, join(U, X))))), meet(X, join(Z, join(join(meet(W, join(meet(U, X), meet(X, join(U, X)))), meet(join(meet(U, X), meet(X, join(U, X))), V)), join(meet(U, X), meet(X, join(U, X))))))), join(meet(Z, join(join(meet(W, join(meet(U, X), meet(X, join(U, X)))), meet(X, V)), X)), meet(X, join(Z, join(join(meet(W, X), meet(X, V)), X))))), Y)))
% 63.73/12.38  = { by lemma 9 R->L }
% 63.73/12.39    join(meet(join(join(meet(Z, join(join(meet(W, join(meet(U, X), meet(X, join(U, X)))), meet(join(meet(U, X), meet(X, join(U, X))), V)), join(meet(U, X), meet(X, join(U, X))))), meet(X, join(Z, join(join(meet(W, join(meet(U, X), meet(X, join(U, X)))), meet(join(meet(U, X), meet(X, join(U, X))), V)), join(meet(U, X), meet(X, join(U, X))))))), join(meet(Z, join(join(meet(W, join(meet(U, X), meet(X, join(U, X)))), meet(join(meet(U, X), meet(X, join(U, X))), V)), join(meet(U, X), meet(X, join(U, X))))), meet(X, join(Z, join(join(meet(W, join(meet(U, X), meet(X, join(U, X)))), meet(join(meet(U, X), meet(X, join(U, X))), V)), join(meet(U, X), meet(X, join(U, X)))))))), Y), meet(join(meet(U, X), meet(X, join(U, X))), join(join(join(meet(Z, join(join(meet(W, join(meet(U, X), meet(X, join(U, X)))), meet(join(meet(U, X), meet(X, join(U, X))), V)), join(meet(U, X), meet(X, join(U, X))))), meet(X, join(Z, join(join(meet(W, join(meet(U, X), meet(X, join(U, X)))), meet(join(meet(U, X), meet(X, join(U, X))), V)), join(meet(U, X), meet(X, join(U, X))))))), join(meet(Z, join(join(meet(W, join(meet(U, X), meet(X, join(U, X)))), meet(join(meet(U, X), meet(X, join(U, X))), V)), X)), meet(X, join(Z, join(join(meet(W, X), meet(X, V)), X))))), Y)))
% 63.73/12.39  = { by lemma 9 R->L }
% 63.73/12.39    join(meet(join(join(meet(Z, join(join(meet(W, join(meet(U, X), meet(X, join(U, X)))), meet(join(meet(U, X), meet(X, join(U, X))), V)), join(meet(U, X), meet(X, join(U, X))))), meet(X, join(Z, join(join(meet(W, join(meet(U, X), meet(X, join(U, X)))), meet(join(meet(U, X), meet(X, join(U, X))), V)), join(meet(U, X), meet(X, join(U, X))))))), join(meet(Z, join(join(meet(W, join(meet(U, X), meet(X, join(U, X)))), meet(join(meet(U, X), meet(X, join(U, X))), V)), join(meet(U, X), meet(X, join(U, X))))), meet(X, join(Z, join(join(meet(W, join(meet(U, X), meet(X, join(U, X)))), meet(join(meet(U, X), meet(X, join(U, X))), V)), join(meet(U, X), meet(X, join(U, X)))))))), Y), meet(join(meet(U, X), meet(X, join(U, X))), join(join(join(meet(Z, join(join(meet(W, join(meet(U, X), meet(X, join(U, X)))), meet(join(meet(U, X), meet(X, join(U, X))), V)), join(meet(U, X), meet(X, join(U, X))))), meet(X, join(Z, join(join(meet(W, join(meet(U, X), meet(X, join(U, X)))), meet(join(meet(U, X), meet(X, join(U, X))), V)), join(meet(U, X), meet(X, join(U, X))))))), join(meet(Z, join(join(meet(W, join(meet(U, X), meet(X, join(U, X)))), meet(join(meet(U, X), meet(X, join(U, X))), V)), join(meet(U, X), meet(X, join(U, X))))), meet(X, join(Z, join(join(meet(W, X), meet(X, V)), X))))), Y)))
% 63.73/12.39  = { by lemma 9 R->L }
% 63.73/12.39    join(meet(join(join(meet(Z, join(join(meet(W, join(meet(U, X), meet(X, join(U, X)))), meet(join(meet(U, X), meet(X, join(U, X))), V)), join(meet(U, X), meet(X, join(U, X))))), meet(X, join(Z, join(join(meet(W, join(meet(U, X), meet(X, join(U, X)))), meet(join(meet(U, X), meet(X, join(U, X))), V)), join(meet(U, X), meet(X, join(U, X))))))), join(meet(Z, join(join(meet(W, join(meet(U, X), meet(X, join(U, X)))), meet(join(meet(U, X), meet(X, join(U, X))), V)), join(meet(U, X), meet(X, join(U, X))))), meet(X, join(Z, join(join(meet(W, join(meet(U, X), meet(X, join(U, X)))), meet(join(meet(U, X), meet(X, join(U, X))), V)), join(meet(U, X), meet(X, join(U, X)))))))), Y), meet(join(meet(U, X), meet(X, join(U, X))), join(join(join(meet(Z, join(join(meet(W, join(meet(U, X), meet(X, join(U, X)))), meet(join(meet(U, X), meet(X, join(U, X))), V)), join(meet(U, X), meet(X, join(U, X))))), meet(X, join(Z, join(join(meet(W, join(meet(U, X), meet(X, join(U, X)))), meet(join(meet(U, X), meet(X, join(U, X))), V)), join(meet(U, X), meet(X, join(U, X))))))), join(meet(Z, join(join(meet(W, join(meet(U, X), meet(X, join(U, X)))), meet(join(meet(U, X), meet(X, join(U, X))), V)), join(meet(U, X), meet(X, join(U, X))))), meet(X, join(Z, join(join(meet(W, join(meet(U, X), meet(X, join(U, X)))), meet(X, V)), X))))), Y)))
% 63.73/12.40  = { by lemma 9 R->L }
% 63.73/12.40    join(meet(join(join(meet(Z, join(join(meet(W, join(meet(U, X), meet(X, join(U, X)))), meet(join(meet(U, X), meet(X, join(U, X))), V)), join(meet(U, X), meet(X, join(U, X))))), meet(X, join(Z, join(join(meet(W, join(meet(U, X), meet(X, join(U, X)))), meet(join(meet(U, X), meet(X, join(U, X))), V)), join(meet(U, X), meet(X, join(U, X))))))), join(meet(Z, join(join(meet(W, join(meet(U, X), meet(X, join(U, X)))), meet(join(meet(U, X), meet(X, join(U, X))), V)), join(meet(U, X), meet(X, join(U, X))))), meet(X, join(Z, join(join(meet(W, join(meet(U, X), meet(X, join(U, X)))), meet(join(meet(U, X), meet(X, join(U, X))), V)), join(meet(U, X), meet(X, join(U, X)))))))), Y), meet(join(meet(U, X), meet(X, join(U, X))), join(join(join(meet(Z, join(join(meet(W, join(meet(U, X), meet(X, join(U, X)))), meet(join(meet(U, X), meet(X, join(U, X))), V)), join(meet(U, X), meet(X, join(U, X))))), meet(X, join(Z, join(join(meet(W, join(meet(U, X), meet(X, join(U, X)))), meet(join(meet(U, X), meet(X, join(U, X))), V)), join(meet(U, X), meet(X, join(U, X))))))), join(meet(Z, join(join(meet(W, join(meet(U, X), meet(X, join(U, X)))), meet(join(meet(U, X), meet(X, join(U, X))), V)), join(meet(U, X), meet(X, join(U, X))))), meet(X, join(Z, join(join(meet(W, join(meet(U, X), meet(X, join(U, X)))), meet(join(meet(U, X), meet(X, join(U, X))), V)), X))))), Y)))
% 63.73/12.41  = { by lemma 9 R->L }
% 63.73/12.41    join(meet(join(join(meet(Z, join(join(meet(W, join(meet(U, X), meet(X, join(U, X)))), meet(join(meet(U, X), meet(X, join(U, X))), V)), join(meet(U, X), meet(X, join(U, X))))), meet(X, join(Z, join(join(meet(W, join(meet(U, X), meet(X, join(U, X)))), meet(join(meet(U, X), meet(X, join(U, X))), V)), join(meet(U, X), meet(X, join(U, X))))))), join(meet(Z, join(join(meet(W, join(meet(U, X), meet(X, join(U, X)))), meet(join(meet(U, X), meet(X, join(U, X))), V)), join(meet(U, X), meet(X, join(U, X))))), meet(X, join(Z, join(join(meet(W, join(meet(U, X), meet(X, join(U, X)))), meet(join(meet(U, X), meet(X, join(U, X))), V)), join(meet(U, X), meet(X, join(U, X)))))))), Y), meet(join(meet(U, X), meet(X, join(U, X))), join(join(join(meet(Z, join(join(meet(W, join(meet(U, X), meet(X, join(U, X)))), meet(join(meet(U, X), meet(X, join(U, X))), V)), join(meet(U, X), meet(X, join(U, X))))), meet(X, join(Z, join(join(meet(W, join(meet(U, X), meet(X, join(U, X)))), meet(join(meet(U, X), meet(X, join(U, X))), V)), join(meet(U, X), meet(X, join(U, X))))))), join(meet(Z, join(join(meet(W, join(meet(U, X), meet(X, join(U, X)))), meet(join(meet(U, X), meet(X, join(U, X))), V)), join(meet(U, X), meet(X, join(U, X))))), meet(X, join(Z, join(join(meet(W, join(meet(U, X), meet(X, join(U, X)))), meet(join(meet(U, X), meet(X, join(U, X))), V)), join(meet(U, X), meet(X, join(U, X)))))))), Y)))
% 63.73/12.41  = { by lemma 2 R->L }
% 63.73/12.41    join(meet(join(join(meet(Z, join(join(meet(W, join(meet(U, X), meet(X, join(U, X)))), meet(join(meet(U, X), meet(X, join(U, X))), V)), join(meet(U, X), meet(X, join(U, X))))), meet(X, join(Z, join(join(meet(W, join(meet(U, X), meet(X, join(U, X)))), meet(join(meet(U, X), meet(X, join(U, X))), V)), join(meet(U, X), meet(X, join(U, X))))))), join(meet(Z, join(join(meet(W, join(meet(U, X), meet(X, join(U, X)))), meet(join(meet(U, X), meet(X, join(U, X))), V)), join(meet(U, X), meet(X, join(U, X))))), meet(X, join(Z, join(join(meet(W, join(meet(U, X), meet(X, join(U, X)))), meet(join(meet(U, X), meet(X, join(U, X))), V)), join(meet(U, X), meet(X, join(U, X)))))))), Y), meet(join(meet(join(meet(Z, join(meet(U, X), meet(X, join(U, X)))), meet(join(meet(U, X), meet(X, join(U, X))), join(Z, join(meet(U, X), meet(X, join(U, X)))))), join(join(join(meet(Z, join(join(meet(W, join(meet(U, X), meet(X, join(U, X)))), meet(join(meet(U, X), meet(X, join(U, X))), V)), join(meet(U, X), meet(X, join(U, X))))), meet(X, join(Z, join(join(meet(W, join(meet(U, X), meet(X, join(U, X)))), meet(join(meet(U, X), meet(X, join(U, X))), V)), join(meet(U, X), meet(X, join(U, X))))))), join(meet(Z, join(join(meet(W, join(meet(U, X), meet(X, join(U, X)))), meet(join(meet(U, X), meet(X, join(U, X))), V)), join(meet(U, X), meet(X, join(U, X))))), meet(X, join(Z, join(join(meet(W, join(meet(U, X), meet(X, join(U, X)))), meet(join(meet(U, X), meet(X, join(U, X))), V)), join(meet(U, X), meet(X, join(U, X)))))))), join(join(meet(Z, join(join(meet(W, join(meet(U, X), meet(X, join(U, X)))), meet(join(meet(U, X), meet(X, join(U, X))), V)), join(meet(U, X), meet(X, join(U, X))))), meet(X, join(Z, join(join(meet(W, join(meet(U, X), meet(X, join(U, X)))), meet(join(meet(U, X), meet(X, join(U, X))), V)), join(meet(U, X), meet(X, join(U, X))))))), join(meet(Z, join(join(meet(W, join(meet(U, X), meet(X, join(U, X)))), meet(join(meet(U, X), meet(X, join(U, X))), V)), join(meet(U, X), meet(X, join(U, X))))), meet(X, join(Z, join(join(meet(W, join(meet(U, X), meet(X, join(U, X)))), meet(join(meet(U, X), meet(X, join(U, X))), V)), join(meet(U, X), meet(X, join(U, X)))))))))), meet(join(meet(Z, join(join(meet(W, join(meet(U, X), meet(X, join(U, X)))), meet(join(meet(U, X), meet(X, join(U, X))), V)), join(meet(U, X), meet(X, join(U, X))))), meet(X, join(Z, join(join(meet(W, join(meet(U, X), meet(X, join(U, X)))), meet(join(meet(U, X), meet(X, join(U, X))), V)), join(meet(U, X), meet(X, join(U, X))))))), join(join(meet(Z, join(meet(U, X), meet(X, join(U, X)))), meet(join(meet(U, X), meet(X, join(U, X))), join(Z, join(meet(U, X), meet(X, join(U, X)))))), join(join(join(meet(Z, join(join(meet(W, join(meet(U, X), meet(X, join(U, X)))), meet(join(meet(U, X), meet(X, join(U, X))), V)), join(meet(U, X), meet(X, join(U, X))))), meet(X, join(Z, join(join(meet(W, join(meet(U, X), meet(X, join(U, X)))), meet(join(meet(U, X), meet(X, join(U, X))), V)), join(meet(U, X), meet(X, join(U, X))))))), join(meet(Z, join(join(meet(W, join(meet(U, X), meet(X, join(U, X)))), meet(join(meet(U, X), meet(X, join(U, X))), V)), join(meet(U, X), meet(X, join(U, X))))), meet(X, join(Z, join(join(meet(W, join(meet(U, X), meet(X, join(U, X)))), meet(join(meet(U, X), meet(X, join(U, X))), V)), join(meet(U, X), meet(X, join(U, X)))))))), join(join(meet(Z, join(join(meet(W, join(meet(U, X), meet(X, join(U, X)))), meet(join(meet(U, X), meet(X, join(U, X))), V)), join(meet(U, X), meet(X, join(U, X))))), meet(X, join(Z, join(join(meet(W, join(meet(U, X), meet(X, join(U, X)))), meet(join(meet(U, X), meet(X, join(U, X))), V)), join(meet(U, X), meet(X, join(U, X))))))), join(meet(Z, join(join(meet(W, join(meet(U, X), meet(X, join(U, X)))), meet(join(meet(U, X), meet(X, join(U, X))), V)), join(meet(U, X), meet(X, join(U, X))))), meet(X, join(Z, join(join(meet(W, join(meet(U, X), meet(X, join(U, X)))), meet(join(meet(U, X), meet(X, join(U, X))), V)), join(meet(U, X), meet(X, join(U, X)))))))))))), join(join(join(meet(Z, join(join(meet(W, join(meet(U, X), meet(X, join(U, X)))), meet(join(meet(U, X), meet(X, join(U, X))), V)), join(meet(U, X), meet(X, join(U, X))))), meet(X, join(Z, join(join(meet(W, join(meet(U, X), meet(X, join(U, X)))), meet(join(meet(U, X), meet(X, join(U, X))), V)), join(meet(U, X), meet(X, join(U, X))))))), join(meet(Z, join(join(meet(W, join(meet(U, X), meet(X, join(U, X)))), meet(join(meet(U, X), meet(X, join(U, X))), V)), join(meet(U, X), meet(X, join(U, X))))), meet(X, join(Z, join(join(meet(W, join(meet(U, X), meet(X, join(U, X)))), meet(join(meet(U, X), meet(X, join(U, X))), V)), join(meet(U, X), meet(X, join(U, X)))))))), Y)))
% 63.73/12.41  = { by lemma 13 R->L }
% 63.73/12.42    join(meet(join(join(meet(Z, join(join(meet(W, join(meet(U, X), meet(X, join(U, X)))), meet(join(meet(U, X), meet(X, join(U, X))), V)), join(meet(U, X), meet(X, join(U, X))))), meet(X, join(Z, join(join(meet(W, join(meet(U, X), meet(X, join(U, X)))), meet(join(meet(U, X), meet(X, join(U, X))), V)), join(meet(U, X), meet(X, join(U, X))))))), join(meet(Z, join(join(meet(W, join(meet(U, X), meet(X, join(U, X)))), meet(join(meet(U, X), meet(X, join(U, X))), V)), join(meet(U, X), meet(X, join(U, X))))), meet(X, join(Z, join(join(meet(W, join(meet(U, X), meet(X, join(U, X)))), meet(join(meet(U, X), meet(X, join(U, X))), V)), join(meet(U, X), meet(X, join(U, X)))))))), Y), meet(join(meet(join(meet(Z, join(meet(U, X), meet(X, join(U, X)))), meet(join(meet(U, X), meet(X, join(U, X))), join(Z, join(meet(U, X), meet(X, join(U, X)))))), join(join(join(meet(Z, join(join(meet(W, join(meet(U, X), meet(X, join(U, X)))), meet(join(meet(U, X), meet(X, join(U, X))), V)), join(meet(U, X), meet(X, join(U, X))))), meet(X, join(Z, join(join(meet(W, join(meet(U, X), meet(X, join(U, X)))), meet(join(meet(U, X), meet(X, join(U, X))), V)), join(meet(U, X), meet(X, join(U, X))))))), join(meet(Z, join(join(meet(W, join(meet(U, X), meet(X, join(U, X)))), meet(join(meet(U, X), meet(X, join(U, X))), V)), join(meet(U, X), meet(X, join(U, X))))), meet(X, join(Z, join(join(meet(W, join(meet(U, X), meet(X, join(U, X)))), meet(join(meet(U, X), meet(X, join(U, X))), V)), join(meet(U, X), meet(X, join(U, X)))))))), join(join(meet(Z, join(join(meet(W, join(meet(U, X), meet(X, join(U, X)))), meet(join(meet(U, X), meet(X, join(U, X))), V)), join(meet(U, X), meet(X, join(U, X))))), meet(X, join(Z, join(join(meet(W, join(meet(U, X), meet(X, join(U, X)))), meet(join(meet(U, X), meet(X, join(U, X))), V)), join(meet(U, X), meet(X, join(U, X))))))), join(meet(Z, join(join(meet(W, join(meet(U, X), meet(X, join(U, X)))), meet(join(meet(U, X), meet(X, join(U, X))), V)), join(meet(U, X), meet(X, join(U, X))))), meet(X, join(Z, join(join(meet(W, join(meet(U, X), meet(X, join(U, X)))), meet(join(meet(U, X), meet(X, join(U, X))), V)), join(meet(U, X), meet(X, join(U, X)))))))))), meet(join(meet(join(meet(Z, join(join(meet(W, join(meet(U, X), meet(X, join(U, X)))), meet(join(meet(U, X), meet(X, join(U, X))), V)), join(meet(U, X), meet(X, join(U, X))))), meet(X, join(Z, join(join(meet(W, join(meet(U, X), meet(X, join(U, X)))), meet(join(meet(U, X), meet(X, join(U, X))), V)), join(meet(U, X), meet(X, join(U, X))))))), join(join(meet(T, join(join(meet(Z, join(join(meet(W, join(meet(U, X), meet(X, join(U, X)))), meet(join(meet(U, X), meet(X, join(U, X))), V)), join(meet(U, X), meet(X, join(U, X))))), meet(X, join(Z, join(join(meet(W, join(meet(U, X), meet(X, join(U, X)))), meet(join(meet(U, X), meet(X, join(U, X))), V)), join(meet(U, X), meet(X, join(U, X))))))), join(meet(Z, join(join(meet(W, join(meet(U, X), meet(X, join(U, X)))), meet(join(meet(U, X), meet(X, join(U, X))), V)), join(meet(U, X), meet(X, join(U, X))))), meet(X, join(Z, join(join(meet(W, join(meet(U, X), meet(X, join(U, X)))), meet(join(meet(U, X), meet(X, join(U, X))), V)), join(meet(U, X), meet(X, join(U, X))))))))), meet(join(join(meet(Z, join(join(meet(W, join(meet(U, X), meet(X, join(U, X)))), meet(join(meet(U, X), meet(X, join(U, X))), V)), join(meet(U, X), meet(X, join(U, X))))), meet(X, join(Z, join(join(meet(W, join(meet(U, X), meet(X, join(U, X)))), meet(join(meet(U, X), meet(X, join(U, X))), V)), join(meet(U, X), meet(X, join(U, X))))))), join(meet(Z, join(join(meet(W, join(meet(U, X), meet(X, join(U, X)))), meet(join(meet(U, X), meet(X, join(U, X))), V)), join(meet(U, X), meet(X, join(U, X))))), meet(X, join(Z, join(join(meet(W, join(meet(U, X), meet(X, join(U, X)))), meet(join(meet(U, X), meet(X, join(U, X))), V)), join(meet(U, X), meet(X, join(U, X)))))))), S)), join(join(meet(Z, join(join(meet(W, join(meet(U, X), meet(X, join(U, X)))), meet(join(meet(U, X), meet(X, join(U, X))), V)), join(meet(U, X), meet(X, join(U, X))))), meet(X, join(Z, join(join(meet(W, join(meet(U, X), meet(X, join(U, X)))), meet(join(meet(U, X), meet(X, join(U, X))), V)), join(meet(U, X), meet(X, join(U, X))))))), join(meet(Z, join(join(meet(W, join(meet(U, X), meet(X, join(U, X)))), meet(join(meet(U, X), meet(X, join(U, X))), V)), join(meet(U, X), meet(X, join(U, X))))), meet(X, join(Z, join(join(meet(W, join(meet(U, X), meet(X, join(U, X)))), meet(join(meet(U, X), meet(X, join(U, X))), V)), join(meet(U, X), meet(X, join(U, X)))))))))), meet(join(meet(join(join(meet(Z, join(join(meet(W, join(meet(U, X), meet(X, join(U, X)))), meet(join(meet(U, X), meet(X, join(U, X))), V)), join(meet(U, X), meet(X, join(U, X))))), meet(X, join(Z, join(join(meet(W, join(meet(U, X), meet(X, join(U, X)))), meet(join(meet(U, X), meet(X, join(U, X))), V)), join(meet(U, X), meet(X, join(U, X))))))), join(meet(Z, join(join(meet(W, join(meet(U, X), meet(X, join(U, X)))), meet(join(meet(U, X), meet(X, join(U, X))), V)), join(meet(U, X), meet(X, join(U, X))))), meet(X, join(Z, join(join(meet(W, join(meet(U, X), meet(X, join(U, X)))), meet(join(meet(U, X), meet(X, join(U, X))), V)), join(meet(U, X), meet(X, join(U, X)))))))), join(join(meet(Z, join(join(meet(W, join(meet(U, X), meet(X, join(U, X)))), meet(join(meet(U, X), meet(X, join(U, X))), V)), join(meet(U, X), meet(X, join(U, X))))), meet(X, join(Z, join(join(meet(W, join(meet(U, X), meet(X, join(U, X)))), meet(join(meet(U, X), meet(X, join(U, X))), V)), join(meet(U, X), meet(X, join(U, X))))))), join(meet(Z, join(join(meet(W, join(meet(U, X), meet(X, join(U, X)))), meet(join(meet(U, X), meet(X, join(U, X))), V)), join(meet(U, X), meet(X, join(U, X))))), meet(X, join(Z, join(join(meet(W, join(meet(U, X), meet(X, join(U, X)))), meet(join(meet(U, X), meet(X, join(U, X))), V)), join(meet(U, X), meet(X, join(U, X))))))))), meet(join(meet(X2, join(join(meet(Y2, join(meet(Z, join(join(meet(W, join(meet(U, X), meet(X, join(U, X)))), meet(join(meet(U, X), meet(X, join(U, X))), V)), join(meet(U, X), meet(X, join(U, X))))), meet(X, join(Z, join(join(meet(W, join(meet(U, X), meet(X, join(U, X)))), meet(join(meet(U, X), meet(X, join(U, X))), V)), join(meet(U, X), meet(X, join(U, X)))))))), meet(join(meet(Z, join(join(meet(W, join(meet(U, X), meet(X, join(U, X)))), meet(join(meet(U, X), meet(X, join(U, X))), V)), join(meet(U, X), meet(X, join(U, X))))), meet(X, join(Z, join(join(meet(W, join(meet(U, X), meet(X, join(U, X)))), meet(join(meet(U, X), meet(X, join(U, X))), V)), join(meet(U, X), meet(X, join(U, X))))))), Z2)), join(meet(Z, join(join(meet(W, join(meet(U, X), meet(X, join(U, X)))), meet(join(meet(U, X), meet(X, join(U, X))), V)), join(meet(U, X), meet(X, join(U, X))))), meet(X, join(Z, join(join(meet(W, join(meet(U, X), meet(X, join(U, X)))), meet(join(meet(U, X), meet(X, join(U, X))), V)), join(meet(U, X), meet(X, join(U, X))))))))), meet(join(meet(join(meet(Z, join(join(meet(W, join(meet(U, X), meet(X, join(U, X)))), meet(join(meet(U, X), meet(X, join(U, X))), V)), join(meet(U, X), meet(X, join(U, X))))), meet(X, join(Z, join(join(meet(W, join(meet(U, X), meet(X, join(U, X)))), meet(join(meet(U, X), meet(X, join(U, X))), V)), join(meet(U, X), meet(X, join(U, X))))))), join(meet(Z, join(join(meet(W, join(meet(U, X), meet(X, join(U, X)))), meet(join(meet(U, X), meet(X, join(U, X))), V)), join(meet(U, X), meet(X, join(U, X))))), meet(X, join(Z, join(join(meet(W, join(meet(U, X), meet(X, join(U, X)))), meet(join(meet(U, X), meet(X, join(U, X))), V)), join(meet(U, X), meet(X, join(U, X)))))))), meet(W2, join(join(meet(Z, join(join(meet(W, join(meet(U, X), meet(X, join(U, X)))), meet(join(meet(U, X), meet(X, join(U, X))), V)), join(meet(U, X), meet(X, join(U, X))))), meet(X, join(Z, join(join(meet(W, join(meet(U, X), meet(X, join(U, X)))), meet(join(meet(U, X), meet(X, join(U, X))), V)), join(meet(U, X), meet(X, join(U, X))))))), join(meet(Z, join(join(meet(W, join(meet(U, X), meet(X, join(U, X)))), meet(join(meet(U, X), meet(X, join(U, X))), V)), join(meet(U, X), meet(X, join(U, X))))), meet(X, join(Z, join(join(meet(W, join(meet(U, X), meet(X, join(U, X)))), meet(join(meet(U, X), meet(X, join(U, X))), V)), join(meet(U, X), meet(X, join(U, X)))))))))), join(X2, join(join(meet(Y2, join(meet(Z, join(join(meet(W, join(meet(U, X), meet(X, join(U, X)))), meet(join(meet(U, X), meet(X, join(U, X))), V)), join(meet(U, X), meet(X, join(U, X))))), meet(X, join(Z, join(join(meet(W, join(meet(U, X), meet(X, join(U, X)))), meet(join(meet(U, X), meet(X, join(U, X))), V)), join(meet(U, X), meet(X, join(U, X)))))))), meet(join(meet(Z, join(join(meet(W, join(meet(U, X), meet(X, join(U, X)))), meet(join(meet(U, X), meet(X, join(U, X))), V)), join(meet(U, X), meet(X, join(U, X))))), meet(X, join(Z, join(join(meet(W, join(meet(U, X), meet(X, join(U, X)))), meet(join(meet(U, X), meet(X, join(U, X))), V)), join(meet(U, X), meet(X, join(U, X))))))), Z2)), join(meet(Z, join(join(meet(W, join(meet(U, X), meet(X, join(U, X)))), meet(join(meet(U, X), meet(X, join(U, X))), V)), join(meet(U, X), meet(X, join(U, X))))), meet(X, join(Z, join(join(meet(W, join(meet(U, X), meet(X, join(U, X)))), meet(join(meet(U, X), meet(X, join(U, X))), V)), join(meet(U, X), meet(X, join(U, X))))))))))), join(join(join(meet(Z, join(join(meet(W, join(meet(U, X), meet(X, join(U, X)))), meet(join(meet(U, X), meet(X, join(U, X))), V)), join(meet(U, X), meet(X, join(U, X))))), meet(X, join(Z, join(join(meet(W, join(meet(U, X), meet(X, join(U, X)))), meet(join(meet(U, X), meet(X, join(U, X))), V)), join(meet(U, X), meet(X, join(U, X))))))), join(meet(Z, join(join(meet(W, join(meet(U, X), meet(X, join(U, X)))), meet(join(meet(U, X), meet(X, join(U, X))), V)), join(meet(U, X), meet(X, join(U, X))))), meet(X, join(Z, join(join(meet(W, join(meet(U, X), meet(X, join(U, X)))), meet(join(meet(U, X), meet(X, join(U, X))), V)), join(meet(U, X), meet(X, join(U, X)))))))), join(join(meet(Z, join(join(meet(W, join(meet(U, X), meet(X, join(U, X)))), meet(join(meet(U, X), meet(X, join(U, X))), V)), join(meet(U, X), meet(X, join(U, X))))), meet(X, join(Z, join(join(meet(W, join(meet(U, X), meet(X, join(U, X)))), meet(join(meet(U, X), meet(X, join(U, X))), V)), join(meet(U, X), meet(X, join(U, X))))))), join(meet(Z, join(join(meet(W, join(meet(U, X), meet(X, join(U, X)))), meet(join(meet(U, X), meet(X, join(U, X))), V)), join(meet(U, X), meet(X, join(U, X))))), meet(X, join(Z, join(join(meet(W, join(meet(U, X), meet(X, join(U, X)))), meet(join(meet(U, X), meet(X, join(U, X))), V)), join(meet(U, X), meet(X, join(U, X))))))))))), join(join(meet(Z, join(join(meet(W, join(meet(U, X), meet(X, join(U, X)))), meet(join(meet(U, X), meet(X, join(U, X))), V)), join(meet(U, X), meet(X, join(U, X))))), meet(X, join(Z, join(join(meet(W, join(meet(U, X), meet(X, join(U, X)))), meet(join(meet(U, X), meet(X, join(U, X))), V)), join(meet(U, X), meet(X, join(U, X))))))), join(join(meet(T, join(join(meet(Z, join(join(meet(W, join(meet(U, X), meet(X, join(U, X)))), meet(join(meet(U, X), meet(X, join(U, X))), V)), join(meet(U, X), meet(X, join(U, X))))), meet(X, join(Z, join(join(meet(W, join(meet(U, X), meet(X, join(U, X)))), meet(join(meet(U, X), meet(X, join(U, X))), V)), join(meet(U, X), meet(X, join(U, X))))))), join(meet(Z, join(join(meet(W, join(meet(U, X), meet(X, join(U, X)))), meet(join(meet(U, X), meet(X, join(U, X))), V)), join(meet(U, X), meet(X, join(U, X))))), meet(X, join(Z, join(join(meet(W, join(meet(U, X), meet(X, join(U, X)))), meet(join(meet(U, X), meet(X, join(U, X))), V)), join(meet(U, X), meet(X, join(U, X))))))))), meet(join(join(meet(Z, join(join(meet(W, join(meet(U, X), meet(X, join(U, X)))), meet(join(meet(U, X), meet(X, join(U, X))), V)), join(meet(U, X), meet(X, join(U, X))))), meet(X, join(Z, join(join(meet(W, join(meet(U, X), meet(X, join(U, X)))), meet(join(meet(U, X), meet(X, join(U, X))), V)), join(meet(U, X), meet(X, join(U, X))))))), join(meet(Z, join(join(meet(W, join(meet(U, X), meet(X, join(U, X)))), meet(join(meet(U, X), meet(X, join(U, X))), V)), join(meet(U, X), meet(X, join(U, X))))), meet(X, join(Z, join(join(meet(W, join(meet(U, X), meet(X, join(U, X)))), meet(join(meet(U, X), meet(X, join(U, X))), V)), join(meet(U, X), meet(X, join(U, X)))))))), S)), join(join(meet(Z, join(join(meet(W, join(meet(U, X), meet(X, join(U, X)))), meet(join(meet(U, X), meet(X, join(U, X))), V)), join(meet(U, X), meet(X, join(U, X))))), meet(X, join(Z, join(join(meet(W, join(meet(U, X), meet(X, join(U, X)))), meet(join(meet(U, X), meet(X, join(U, X))), V)), join(meet(U, X), meet(X, join(U, X))))))), join(meet(Z, join(join(meet(W, join(meet(U, X), meet(X, join(U, X)))), meet(join(meet(U, X), meet(X, join(U, X))), V)), join(meet(U, X), meet(X, join(U, X))))), meet(X, join(Z, join(join(meet(W, join(meet(U, X), meet(X, join(U, X)))), meet(join(meet(U, X), meet(X, join(U, X))), V)), join(meet(U, X), meet(X, join(U, X)))))))))))), join(join(meet(Z, join(meet(U, X), meet(X, join(U, X)))), meet(join(meet(U, X), meet(X, join(U, X))), join(Z, join(meet(U, X), meet(X, join(U, X)))))), join(join(join(meet(Z, join(join(meet(W, join(meet(U, X), meet(X, join(U, X)))), meet(join(meet(U, X), meet(X, join(U, X))), V)), join(meet(U, X), meet(X, join(U, X))))), meet(X, join(Z, join(join(meet(W, join(meet(U, X), meet(X, join(U, X)))), meet(join(meet(U, X), meet(X, join(U, X))), V)), join(meet(U, X), meet(X, join(U, X))))))), join(meet(Z, join(join(meet(W, join(meet(U, X), meet(X, join(U, X)))), meet(join(meet(U, X), meet(X, join(U, X))), V)), join(meet(U, X), meet(X, join(U, X))))), meet(X, join(Z, join(join(meet(W, join(meet(U, X), meet(X, join(U, X)))), meet(join(meet(U, X), meet(X, join(U, X))), V)), join(meet(U, X), meet(X, join(U, X)))))))), join(join(meet(Z, join(join(meet(W, join(meet(U, X), meet(X, join(U, X)))), meet(join(meet(U, X), meet(X, join(U, X))), V)), join(meet(U, X), meet(X, join(U, X))))), meet(X, join(Z, join(join(meet(W, join(meet(U, X), meet(X, join(U, X)))), meet(join(meet(U, X), meet(X, join(U, X))), V)), join(meet(U, X), meet(X, join(U, X))))))), join(meet(Z, join(join(meet(W, join(meet(U, X), meet(X, join(U, X)))), meet(join(meet(U, X), meet(X, join(U, X))), V)), join(meet(U, X), meet(X, join(U, X))))), meet(X, join(Z, join(join(meet(W, join(meet(U, X), meet(X, join(U, X)))), meet(join(meet(U, X), meet(X, join(U, X))), V)), join(meet(U, X), meet(X, join(U, X)))))))))))), join(join(join(meet(Z, join(join(meet(W, join(meet(U, X), meet(X, join(U, X)))), meet(join(meet(U, X), meet(X, join(U, X))), V)), join(meet(U, X), meet(X, join(U, X))))), meet(X, join(Z, join(join(meet(W, join(meet(U, X), meet(X, join(U, X)))), meet(join(meet(U, X), meet(X, join(U, X))), V)), join(meet(U, X), meet(X, join(U, X))))))), join(meet(Z, join(join(meet(W, join(meet(U, X), meet(X, join(U, X)))), meet(join(meet(U, X), meet(X, join(U, X))), V)), join(meet(U, X), meet(X, join(U, X))))), meet(X, join(Z, join(join(meet(W, join(meet(U, X), meet(X, join(U, X)))), meet(join(meet(U, X), meet(X, join(U, X))), V)), join(meet(U, X), meet(X, join(U, X)))))))), Y)))
% 63.73/12.42  = { by lemma 13 }
% 63.73/12.42    join(join(meet(Z, join(join(meet(W, join(meet(U, X), meet(X, join(U, X)))), meet(join(meet(U, X), meet(X, join(U, X))), V)), join(meet(U, X), meet(X, join(U, X))))), meet(X, join(Z, join(join(meet(W, join(meet(U, X), meet(X, join(U, X)))), meet(join(meet(U, X), meet(X, join(U, X))), V)), join(meet(U, X), meet(X, join(U, X))))))), join(meet(Z, join(join(meet(W, join(meet(U, X), meet(X, join(U, X)))), meet(join(meet(U, X), meet(X, join(U, X))), V)), join(meet(U, X), meet(X, join(U, X))))), meet(X, join(Z, join(join(meet(W, join(meet(U, X), meet(X, join(U, X)))), meet(join(meet(U, X), meet(X, join(U, X))), V)), join(meet(U, X), meet(X, join(U, X))))))))
% 63.73/12.43  = { by lemma 9 }
% 63.73/12.43    join(join(meet(Z, join(join(meet(W, X), meet(join(meet(U, X), meet(X, join(U, X))), V)), join(meet(U, X), meet(X, join(U, X))))), meet(X, join(Z, join(join(meet(W, join(meet(U, X), meet(X, join(U, X)))), meet(join(meet(U, X), meet(X, join(U, X))), V)), join(meet(U, X), meet(X, join(U, X))))))), join(meet(Z, join(join(meet(W, join(meet(U, X), meet(X, join(U, X)))), meet(join(meet(U, X), meet(X, join(U, X))), V)), join(meet(U, X), meet(X, join(U, X))))), meet(X, join(Z, join(join(meet(W, join(meet(U, X), meet(X, join(U, X)))), meet(join(meet(U, X), meet(X, join(U, X))), V)), join(meet(U, X), meet(X, join(U, X))))))))
% 63.73/12.43  = { by lemma 9 }
% 63.73/12.43    join(join(meet(Z, join(join(meet(W, X), meet(X, V)), join(meet(U, X), meet(X, join(U, X))))), meet(X, join(Z, join(join(meet(W, join(meet(U, X), meet(X, join(U, X)))), meet(join(meet(U, X), meet(X, join(U, X))), V)), join(meet(U, X), meet(X, join(U, X))))))), join(meet(Z, join(join(meet(W, join(meet(U, X), meet(X, join(U, X)))), meet(join(meet(U, X), meet(X, join(U, X))), V)), join(meet(U, X), meet(X, join(U, X))))), meet(X, join(Z, join(join(meet(W, join(meet(U, X), meet(X, join(U, X)))), meet(join(meet(U, X), meet(X, join(U, X))), V)), join(meet(U, X), meet(X, join(U, X))))))))
% 63.73/12.43  = { by lemma 9 }
% 63.73/12.43    join(join(meet(Z, join(join(meet(W, X), meet(X, V)), X)), meet(X, join(Z, join(join(meet(W, join(meet(U, X), meet(X, join(U, X)))), meet(join(meet(U, X), meet(X, join(U, X))), V)), join(meet(U, X), meet(X, join(U, X))))))), join(meet(Z, join(join(meet(W, join(meet(U, X), meet(X, join(U, X)))), meet(join(meet(U, X), meet(X, join(U, X))), V)), join(meet(U, X), meet(X, join(U, X))))), meet(X, join(Z, join(join(meet(W, join(meet(U, X), meet(X, join(U, X)))), meet(join(meet(U, X), meet(X, join(U, X))), V)), join(meet(U, X), meet(X, join(U, X))))))))
% 63.73/12.43  = { by lemma 9 }
% 63.73/12.43    join(join(meet(Z, join(join(meet(W, X), meet(X, V)), X)), meet(X, join(Z, join(join(meet(W, X), meet(join(meet(U, X), meet(X, join(U, X))), V)), join(meet(U, X), meet(X, join(U, X))))))), join(meet(Z, join(join(meet(W, join(meet(U, X), meet(X, join(U, X)))), meet(join(meet(U, X), meet(X, join(U, X))), V)), join(meet(U, X), meet(X, join(U, X))))), meet(X, join(Z, join(join(meet(W, join(meet(U, X), meet(X, join(U, X)))), meet(join(meet(U, X), meet(X, join(U, X))), V)), join(meet(U, X), meet(X, join(U, X))))))))
% 63.73/12.43  = { by lemma 9 }
% 63.73/12.43    join(join(meet(Z, join(join(meet(W, X), meet(X, V)), X)), meet(X, join(Z, join(join(meet(W, X), meet(X, V)), join(meet(U, X), meet(X, join(U, X))))))), join(meet(Z, join(join(meet(W, join(meet(U, X), meet(X, join(U, X)))), meet(join(meet(U, X), meet(X, join(U, X))), V)), join(meet(U, X), meet(X, join(U, X))))), meet(X, join(Z, join(join(meet(W, join(meet(U, X), meet(X, join(U, X)))), meet(join(meet(U, X), meet(X, join(U, X))), V)), join(meet(U, X), meet(X, join(U, X))))))))
% 63.73/12.43  = { by lemma 9 }
% 63.73/12.43    join(join(meet(Z, join(join(meet(W, X), meet(X, V)), X)), meet(X, join(Z, join(join(meet(W, X), meet(X, V)), X)))), join(meet(Z, join(join(meet(W, join(meet(U, X), meet(X, join(U, X)))), meet(join(meet(U, X), meet(X, join(U, X))), V)), join(meet(U, X), meet(X, join(U, X))))), meet(X, join(Z, join(join(meet(W, join(meet(U, X), meet(X, join(U, X)))), meet(join(meet(U, X), meet(X, join(U, X))), V)), join(meet(U, X), meet(X, join(U, X))))))))
% 63.73/12.43  = { by lemma 9 }
% 63.73/12.43    join(join(meet(Z, join(join(meet(W, X), meet(X, V)), X)), meet(X, join(Z, join(join(meet(W, X), meet(X, V)), X)))), join(meet(Z, join(join(meet(W, X), meet(join(meet(U, X), meet(X, join(U, X))), V)), join(meet(U, X), meet(X, join(U, X))))), meet(X, join(Z, join(join(meet(W, join(meet(U, X), meet(X, join(U, X)))), meet(join(meet(U, X), meet(X, join(U, X))), V)), join(meet(U, X), meet(X, join(U, X))))))))
% 63.73/12.43  = { by lemma 9 }
% 63.73/12.43    join(join(meet(Z, join(join(meet(W, X), meet(X, V)), X)), meet(X, join(Z, join(join(meet(W, X), meet(X, V)), X)))), join(meet(Z, join(join(meet(W, X), meet(X, V)), join(meet(U, X), meet(X, join(U, X))))), meet(X, join(Z, join(join(meet(W, join(meet(U, X), meet(X, join(U, X)))), meet(join(meet(U, X), meet(X, join(U, X))), V)), join(meet(U, X), meet(X, join(U, X))))))))
% 63.73/12.43  = { by lemma 9 }
% 63.73/12.43    join(join(meet(Z, join(join(meet(W, X), meet(X, V)), X)), meet(X, join(Z, join(join(meet(W, X), meet(X, V)), X)))), join(meet(Z, join(join(meet(W, X), meet(X, V)), X)), meet(X, join(Z, join(join(meet(W, join(meet(U, X), meet(X, join(U, X)))), meet(join(meet(U, X), meet(X, join(U, X))), V)), join(meet(U, X), meet(X, join(U, X))))))))
% 63.73/12.43  = { by lemma 9 }
% 63.73/12.43    join(join(meet(Z, join(join(meet(W, X), meet(X, V)), X)), meet(X, join(Z, join(join(meet(W, X), meet(X, V)), X)))), join(meet(Z, join(join(meet(W, X), meet(X, V)), X)), meet(X, join(Z, join(join(meet(W, X), meet(join(meet(U, X), meet(X, join(U, X))), V)), join(meet(U, X), meet(X, join(U, X))))))))
% 63.73/12.43  = { by lemma 9 }
% 63.73/12.43    join(join(meet(Z, join(join(meet(W, X), meet(X, V)), X)), meet(X, join(Z, join(join(meet(W, X), meet(X, V)), X)))), join(meet(Z, join(join(meet(W, X), meet(X, V)), X)), meet(X, join(Z, join(join(meet(W, X), meet(X, V)), join(meet(U, X), meet(X, join(U, X))))))))
% 63.73/12.43  = { by lemma 9 }
% 63.73/12.43    join(join(meet(Z, join(join(meet(W, X), meet(X, V)), X)), meet(X, join(Z, join(join(meet(W, X), meet(X, V)), X)))), join(meet(Z, join(join(meet(W, X), meet(X, V)), X)), meet(X, join(Z, join(join(meet(W, X), meet(X, V)), X)))))
% 63.73/12.43  = { by lemma 7 }
% 63.73/12.43    join(X, join(meet(Z, join(join(meet(W, X), meet(X, V)), X)), meet(X, join(Z, join(join(meet(W, X), meet(X, V)), X)))))
% 63.73/12.43  = { by lemma 7 }
% 63.73/12.43    join(X, X)
% 63.73/12.43  
% 63.73/12.43  Lemma 15: join(X, X) = X.
% 63.73/12.43  Proof:
% 63.73/12.43    join(X, X)
% 63.73/12.43  = { by lemma 5 R->L }
% 63.73/12.43    join(meet(join(X, X), Y), meet(join(X, X), join(join(X, X), Y)))
% 63.73/12.43  = { by lemma 14 R->L }
% 63.73/12.43    join(meet(join(X, X), Y), meet(join(X, X), join(join(meet(join(X, X), X), meet(X, join(join(X, X), X))), Y)))
% 63.73/12.43  = { by lemma 14 R->L }
% 63.73/12.43    join(meet(join(X, X), Y), meet(join(meet(join(X, X), join(join(meet(Z, X), meet(X, W)), X)), meet(X, join(join(X, X), join(join(meet(Z, X), meet(X, W)), X)))), join(join(meet(join(X, X), X), meet(X, join(join(X, X), X))), Y)))
% 63.73/12.43  = { by lemma 9 R->L }
% 63.73/12.43    join(meet(join(join(meet(V, X), meet(X, join(V, X))), X), Y), meet(join(meet(join(X, X), join(join(meet(Z, X), meet(X, W)), X)), meet(X, join(join(X, X), join(join(meet(Z, X), meet(X, W)), X)))), join(join(meet(join(X, X), X), meet(X, join(join(X, X), X))), Y)))
% 63.73/12.43  = { by lemma 9 R->L }
% 63.73/12.43    join(meet(join(join(meet(V, X), meet(X, join(V, X))), join(meet(V, X), meet(X, join(V, X)))), Y), meet(join(meet(join(X, X), join(join(meet(Z, X), meet(X, W)), X)), meet(X, join(join(X, X), join(join(meet(Z, X), meet(X, W)), X)))), join(join(meet(join(X, X), X), meet(X, join(join(X, X), X))), Y)))
% 63.73/12.43  = { by lemma 9 R->L }
% 63.73/12.43    join(meet(join(join(meet(V, X), meet(X, join(V, X))), join(meet(V, X), meet(X, join(V, X)))), Y), meet(join(meet(join(join(meet(V, X), meet(X, join(V, X))), X), join(join(meet(Z, X), meet(X, W)), X)), meet(X, join(join(X, X), join(join(meet(Z, X), meet(X, W)), X)))), join(join(meet(join(X, X), X), meet(X, join(join(X, X), X))), Y)))
% 63.73/12.43  = { by lemma 9 R->L }
% 63.73/12.43    join(meet(join(join(meet(V, X), meet(X, join(V, X))), join(meet(V, X), meet(X, join(V, X)))), Y), meet(join(meet(join(join(meet(V, X), meet(X, join(V, X))), join(meet(V, X), meet(X, join(V, X)))), join(join(meet(Z, X), meet(X, W)), X)), meet(X, join(join(X, X), join(join(meet(Z, X), meet(X, W)), X)))), join(join(meet(join(X, X), X), meet(X, join(join(X, X), X))), Y)))
% 63.73/12.43  = { by lemma 9 R->L }
% 63.73/12.43    join(meet(join(join(meet(V, X), meet(X, join(V, X))), join(meet(V, X), meet(X, join(V, X)))), Y), meet(join(meet(join(join(meet(V, X), meet(X, join(V, X))), join(meet(V, X), meet(X, join(V, X)))), join(join(meet(Z, join(meet(V, X), meet(X, join(V, X)))), meet(X, W)), X)), meet(X, join(join(X, X), join(join(meet(Z, X), meet(X, W)), X)))), join(join(meet(join(X, X), X), meet(X, join(join(X, X), X))), Y)))
% 63.73/12.43  = { by lemma 9 R->L }
% 63.73/12.43    join(meet(join(join(meet(V, X), meet(X, join(V, X))), join(meet(V, X), meet(X, join(V, X)))), Y), meet(join(meet(join(join(meet(V, X), meet(X, join(V, X))), join(meet(V, X), meet(X, join(V, X)))), join(join(meet(Z, join(meet(V, X), meet(X, join(V, X)))), meet(join(meet(V, X), meet(X, join(V, X))), W)), X)), meet(X, join(join(X, X), join(join(meet(Z, X), meet(X, W)), X)))), join(join(meet(join(X, X), X), meet(X, join(join(X, X), X))), Y)))
% 63.73/12.43  = { by lemma 9 R->L }
% 63.73/12.43    join(meet(join(join(meet(V, X), meet(X, join(V, X))), join(meet(V, X), meet(X, join(V, X)))), Y), meet(join(meet(join(join(meet(V, X), meet(X, join(V, X))), join(meet(V, X), meet(X, join(V, X)))), join(join(meet(Z, join(meet(V, X), meet(X, join(V, X)))), meet(join(meet(V, X), meet(X, join(V, X))), W)), join(meet(V, X), meet(X, join(V, X))))), meet(X, join(join(X, X), join(join(meet(Z, X), meet(X, W)), X)))), join(join(meet(join(X, X), X), meet(X, join(join(X, X), X))), Y)))
% 63.73/12.43  = { by lemma 9 R->L }
% 63.73/12.43    join(meet(join(join(meet(V, X), meet(X, join(V, X))), join(meet(V, X), meet(X, join(V, X)))), Y), meet(join(meet(join(join(meet(V, X), meet(X, join(V, X))), join(meet(V, X), meet(X, join(V, X)))), join(join(meet(Z, join(meet(V, X), meet(X, join(V, X)))), meet(join(meet(V, X), meet(X, join(V, X))), W)), join(meet(V, X), meet(X, join(V, X))))), meet(X, join(join(join(meet(V, X), meet(X, join(V, X))), X), join(join(meet(Z, X), meet(X, W)), X)))), join(join(meet(join(X, X), X), meet(X, join(join(X, X), X))), Y)))
% 63.73/12.44  = { by lemma 9 R->L }
% 63.73/12.44    join(meet(join(join(meet(V, X), meet(X, join(V, X))), join(meet(V, X), meet(X, join(V, X)))), Y), meet(join(meet(join(join(meet(V, X), meet(X, join(V, X))), join(meet(V, X), meet(X, join(V, X)))), join(join(meet(Z, join(meet(V, X), meet(X, join(V, X)))), meet(join(meet(V, X), meet(X, join(V, X))), W)), join(meet(V, X), meet(X, join(V, X))))), meet(X, join(join(join(meet(V, X), meet(X, join(V, X))), join(meet(V, X), meet(X, join(V, X)))), join(join(meet(Z, X), meet(X, W)), X)))), join(join(meet(join(X, X), X), meet(X, join(join(X, X), X))), Y)))
% 63.73/12.44  = { by lemma 9 R->L }
% 63.73/12.44    join(meet(join(join(meet(V, X), meet(X, join(V, X))), join(meet(V, X), meet(X, join(V, X)))), Y), meet(join(meet(join(join(meet(V, X), meet(X, join(V, X))), join(meet(V, X), meet(X, join(V, X)))), join(join(meet(Z, join(meet(V, X), meet(X, join(V, X)))), meet(join(meet(V, X), meet(X, join(V, X))), W)), join(meet(V, X), meet(X, join(V, X))))), meet(X, join(join(join(meet(V, X), meet(X, join(V, X))), join(meet(V, X), meet(X, join(V, X)))), join(join(meet(Z, join(meet(V, X), meet(X, join(V, X)))), meet(X, W)), X)))), join(join(meet(join(X, X), X), meet(X, join(join(X, X), X))), Y)))
% 63.73/12.44  = { by lemma 9 R->L }
% 63.73/12.44    join(meet(join(join(meet(V, X), meet(X, join(V, X))), join(meet(V, X), meet(X, join(V, X)))), Y), meet(join(meet(join(join(meet(V, X), meet(X, join(V, X))), join(meet(V, X), meet(X, join(V, X)))), join(join(meet(Z, join(meet(V, X), meet(X, join(V, X)))), meet(join(meet(V, X), meet(X, join(V, X))), W)), join(meet(V, X), meet(X, join(V, X))))), meet(X, join(join(join(meet(V, X), meet(X, join(V, X))), join(meet(V, X), meet(X, join(V, X)))), join(join(meet(Z, join(meet(V, X), meet(X, join(V, X)))), meet(join(meet(V, X), meet(X, join(V, X))), W)), X)))), join(join(meet(join(X, X), X), meet(X, join(join(X, X), X))), Y)))
% 63.73/12.44  = { by lemma 9 R->L }
% 63.73/12.44    join(meet(join(join(meet(V, X), meet(X, join(V, X))), join(meet(V, X), meet(X, join(V, X)))), Y), meet(join(meet(join(join(meet(V, X), meet(X, join(V, X))), join(meet(V, X), meet(X, join(V, X)))), join(join(meet(Z, join(meet(V, X), meet(X, join(V, X)))), meet(join(meet(V, X), meet(X, join(V, X))), W)), join(meet(V, X), meet(X, join(V, X))))), meet(X, join(join(join(meet(V, X), meet(X, join(V, X))), join(meet(V, X), meet(X, join(V, X)))), join(join(meet(Z, join(meet(V, X), meet(X, join(V, X)))), meet(join(meet(V, X), meet(X, join(V, X))), W)), join(meet(V, X), meet(X, join(V, X))))))), join(join(meet(join(X, X), X), meet(X, join(join(X, X), X))), Y)))
% 63.73/12.44  = { by lemma 9 R->L }
% 63.73/12.44    join(meet(join(join(meet(V, X), meet(X, join(V, X))), join(meet(V, X), meet(X, join(V, X)))), Y), meet(join(meet(join(join(meet(V, X), meet(X, join(V, X))), join(meet(V, X), meet(X, join(V, X)))), join(join(meet(Z, join(meet(V, X), meet(X, join(V, X)))), meet(join(meet(V, X), meet(X, join(V, X))), W)), join(meet(V, X), meet(X, join(V, X))))), meet(X, join(join(join(meet(V, X), meet(X, join(V, X))), join(meet(V, X), meet(X, join(V, X)))), join(join(meet(Z, join(meet(V, X), meet(X, join(V, X)))), meet(join(meet(V, X), meet(X, join(V, X))), W)), join(meet(V, X), meet(X, join(V, X))))))), join(join(meet(join(join(meet(V, X), meet(X, join(V, X))), X), X), meet(X, join(join(X, X), X))), Y)))
% 63.73/12.44  = { by lemma 9 R->L }
% 63.73/12.44    join(meet(join(join(meet(V, X), meet(X, join(V, X))), join(meet(V, X), meet(X, join(V, X)))), Y), meet(join(meet(join(join(meet(V, X), meet(X, join(V, X))), join(meet(V, X), meet(X, join(V, X)))), join(join(meet(Z, join(meet(V, X), meet(X, join(V, X)))), meet(join(meet(V, X), meet(X, join(V, X))), W)), join(meet(V, X), meet(X, join(V, X))))), meet(X, join(join(join(meet(V, X), meet(X, join(V, X))), join(meet(V, X), meet(X, join(V, X)))), join(join(meet(Z, join(meet(V, X), meet(X, join(V, X)))), meet(join(meet(V, X), meet(X, join(V, X))), W)), join(meet(V, X), meet(X, join(V, X))))))), join(join(meet(join(join(meet(V, X), meet(X, join(V, X))), join(meet(V, X), meet(X, join(V, X)))), X), meet(X, join(join(X, X), X))), Y)))
% 63.73/12.44  = { by lemma 9 R->L }
% 63.73/12.44    join(meet(join(join(meet(V, X), meet(X, join(V, X))), join(meet(V, X), meet(X, join(V, X)))), Y), meet(join(meet(join(join(meet(V, X), meet(X, join(V, X))), join(meet(V, X), meet(X, join(V, X)))), join(join(meet(Z, join(meet(V, X), meet(X, join(V, X)))), meet(join(meet(V, X), meet(X, join(V, X))), W)), join(meet(V, X), meet(X, join(V, X))))), meet(X, join(join(join(meet(V, X), meet(X, join(V, X))), join(meet(V, X), meet(X, join(V, X)))), join(join(meet(Z, join(meet(V, X), meet(X, join(V, X)))), meet(join(meet(V, X), meet(X, join(V, X))), W)), join(meet(V, X), meet(X, join(V, X))))))), join(join(meet(join(join(meet(V, X), meet(X, join(V, X))), join(meet(V, X), meet(X, join(V, X)))), join(meet(V, X), meet(X, join(V, X)))), meet(X, join(join(X, X), X))), Y)))
% 63.73/12.44  = { by lemma 9 R->L }
% 63.73/12.44    join(meet(join(join(meet(V, X), meet(X, join(V, X))), join(meet(V, X), meet(X, join(V, X)))), Y), meet(join(meet(join(join(meet(V, X), meet(X, join(V, X))), join(meet(V, X), meet(X, join(V, X)))), join(join(meet(Z, join(meet(V, X), meet(X, join(V, X)))), meet(join(meet(V, X), meet(X, join(V, X))), W)), join(meet(V, X), meet(X, join(V, X))))), meet(X, join(join(join(meet(V, X), meet(X, join(V, X))), join(meet(V, X), meet(X, join(V, X)))), join(join(meet(Z, join(meet(V, X), meet(X, join(V, X)))), meet(join(meet(V, X), meet(X, join(V, X))), W)), join(meet(V, X), meet(X, join(V, X))))))), join(join(meet(join(join(meet(V, X), meet(X, join(V, X))), join(meet(V, X), meet(X, join(V, X)))), join(meet(V, X), meet(X, join(V, X)))), meet(join(meet(V, X), meet(X, join(V, X))), join(join(X, X), X))), Y)))
% 63.73/12.44  = { by lemma 9 R->L }
% 63.73/12.44    join(meet(join(join(meet(V, X), meet(X, join(V, X))), join(meet(V, X), meet(X, join(V, X)))), Y), meet(join(meet(join(join(meet(V, X), meet(X, join(V, X))), join(meet(V, X), meet(X, join(V, X)))), join(join(meet(Z, join(meet(V, X), meet(X, join(V, X)))), meet(join(meet(V, X), meet(X, join(V, X))), W)), join(meet(V, X), meet(X, join(V, X))))), meet(X, join(join(join(meet(V, X), meet(X, join(V, X))), join(meet(V, X), meet(X, join(V, X)))), join(join(meet(Z, join(meet(V, X), meet(X, join(V, X)))), meet(join(meet(V, X), meet(X, join(V, X))), W)), join(meet(V, X), meet(X, join(V, X))))))), join(join(meet(join(join(meet(V, X), meet(X, join(V, X))), join(meet(V, X), meet(X, join(V, X)))), join(meet(V, X), meet(X, join(V, X)))), meet(join(meet(V, X), meet(X, join(V, X))), join(join(join(meet(V, X), meet(X, join(V, X))), X), X))), Y)))
% 63.73/12.44  = { by lemma 9 R->L }
% 63.73/12.44    join(meet(join(join(meet(V, X), meet(X, join(V, X))), join(meet(V, X), meet(X, join(V, X)))), Y), meet(join(meet(join(join(meet(V, X), meet(X, join(V, X))), join(meet(V, X), meet(X, join(V, X)))), join(join(meet(Z, join(meet(V, X), meet(X, join(V, X)))), meet(join(meet(V, X), meet(X, join(V, X))), W)), join(meet(V, X), meet(X, join(V, X))))), meet(X, join(join(join(meet(V, X), meet(X, join(V, X))), join(meet(V, X), meet(X, join(V, X)))), join(join(meet(Z, join(meet(V, X), meet(X, join(V, X)))), meet(join(meet(V, X), meet(X, join(V, X))), W)), join(meet(V, X), meet(X, join(V, X))))))), join(join(meet(join(join(meet(V, X), meet(X, join(V, X))), join(meet(V, X), meet(X, join(V, X)))), join(meet(V, X), meet(X, join(V, X)))), meet(join(meet(V, X), meet(X, join(V, X))), join(join(join(meet(V, X), meet(X, join(V, X))), join(meet(V, X), meet(X, join(V, X)))), X))), Y)))
% 63.73/12.44  = { by lemma 9 R->L }
% 63.73/12.44    join(meet(join(join(meet(V, X), meet(X, join(V, X))), join(meet(V, X), meet(X, join(V, X)))), Y), meet(join(meet(join(join(meet(V, X), meet(X, join(V, X))), join(meet(V, X), meet(X, join(V, X)))), join(join(meet(Z, join(meet(V, X), meet(X, join(V, X)))), meet(join(meet(V, X), meet(X, join(V, X))), W)), join(meet(V, X), meet(X, join(V, X))))), meet(X, join(join(join(meet(V, X), meet(X, join(V, X))), join(meet(V, X), meet(X, join(V, X)))), join(join(meet(Z, join(meet(V, X), meet(X, join(V, X)))), meet(join(meet(V, X), meet(X, join(V, X))), W)), join(meet(V, X), meet(X, join(V, X))))))), join(join(meet(join(join(meet(V, X), meet(X, join(V, X))), join(meet(V, X), meet(X, join(V, X)))), join(meet(V, X), meet(X, join(V, X)))), meet(join(meet(V, X), meet(X, join(V, X))), join(join(join(meet(V, X), meet(X, join(V, X))), join(meet(V, X), meet(X, join(V, X)))), join(meet(V, X), meet(X, join(V, X)))))), Y)))
% 63.73/12.44  = { by lemma 14 R->L }
% 63.73/12.44    join(meet(join(meet(join(join(meet(V, X), meet(X, join(V, X))), join(meet(V, X), meet(X, join(V, X)))), join(meet(V, X), meet(X, join(V, X)))), meet(join(meet(V, X), meet(X, join(V, X))), join(join(join(meet(V, X), meet(X, join(V, X))), join(meet(V, X), meet(X, join(V, X)))), join(meet(V, X), meet(X, join(V, X)))))), Y), meet(join(meet(join(join(meet(V, X), meet(X, join(V, X))), join(meet(V, X), meet(X, join(V, X)))), join(join(meet(Z, join(meet(V, X), meet(X, join(V, X)))), meet(join(meet(V, X), meet(X, join(V, X))), W)), join(meet(V, X), meet(X, join(V, X))))), meet(X, join(join(join(meet(V, X), meet(X, join(V, X))), join(meet(V, X), meet(X, join(V, X)))), join(join(meet(Z, join(meet(V, X), meet(X, join(V, X)))), meet(join(meet(V, X), meet(X, join(V, X))), W)), join(meet(V, X), meet(X, join(V, X))))))), join(join(meet(join(join(meet(V, X), meet(X, join(V, X))), join(meet(V, X), meet(X, join(V, X)))), join(meet(V, X), meet(X, join(V, X)))), meet(join(meet(V, X), meet(X, join(V, X))), join(join(join(meet(V, X), meet(X, join(V, X))), join(meet(V, X), meet(X, join(V, X)))), join(meet(V, X), meet(X, join(V, X)))))), Y)))
% 63.73/12.44  = { by lemma 2 }
% 63.73/12.44    join(meet(V, X), meet(X, join(V, X)))
% 63.73/12.44  = { by lemma 9 }
% 63.73/12.45    X
% 63.73/12.45  
% 63.73/12.45  Goal 1 (prove_normal_axioms_1): meet(a, a) = a.
% 63.73/12.45  Proof:
% 63.73/12.45    meet(a, a)
% 63.73/12.45  = { by lemma 15 R->L }
% 63.73/12.45    join(meet(a, a), meet(a, a))
% 63.73/12.45  = { by lemma 7 R->L }
% 63.73/12.45    join(meet(a, a), meet(join(meet(X, join(join(meet(Y, a), meet(a, Z)), a)), meet(a, join(X, join(join(meet(Y, a), meet(a, Z)), a)))), a))
% 63.73/12.45  = { by lemma 5 R->L }
% 63.73/12.45    join(meet(join(meet(a, a), meet(a, join(a, a))), a), meet(join(meet(X, join(join(meet(Y, a), meet(a, Z)), a)), meet(a, join(X, join(join(meet(Y, a), meet(a, Z)), a)))), a))
% 63.73/12.45  = { by lemma 5 R->L }
% 63.73/12.45    join(meet(join(meet(a, a), meet(a, join(a, a))), join(meet(a, a), meet(a, join(a, a)))), meet(join(meet(X, join(join(meet(Y, a), meet(a, Z)), a)), meet(a, join(X, join(join(meet(Y, a), meet(a, Z)), a)))), a))
% 63.73/12.45  = { by lemma 5 R->L }
% 63.73/12.45    join(meet(join(meet(a, a), meet(a, join(a, a))), join(meet(a, a), meet(a, join(a, a)))), meet(join(meet(X, join(join(meet(Y, join(meet(a, a), meet(a, join(a, a)))), meet(a, Z)), a)), meet(a, join(X, join(join(meet(Y, a), meet(a, Z)), a)))), a))
% 63.73/12.45  = { by lemma 5 R->L }
% 63.73/12.45    join(meet(join(meet(a, a), meet(a, join(a, a))), join(meet(a, a), meet(a, join(a, a)))), meet(join(meet(X, join(join(meet(Y, join(meet(a, a), meet(a, join(a, a)))), meet(join(meet(a, a), meet(a, join(a, a))), Z)), a)), meet(a, join(X, join(join(meet(Y, a), meet(a, Z)), a)))), a))
% 63.73/12.45  = { by lemma 5 R->L }
% 63.73/12.45    join(meet(join(meet(a, a), meet(a, join(a, a))), join(meet(a, a), meet(a, join(a, a)))), meet(join(meet(X, join(join(meet(Y, join(meet(a, a), meet(a, join(a, a)))), meet(join(meet(a, a), meet(a, join(a, a))), Z)), join(meet(a, a), meet(a, join(a, a))))), meet(a, join(X, join(join(meet(Y, a), meet(a, Z)), a)))), a))
% 63.73/12.45  = { by lemma 5 R->L }
% 63.73/12.45    join(meet(join(meet(a, a), meet(a, join(a, a))), join(meet(a, a), meet(a, join(a, a)))), meet(join(meet(X, join(join(meet(Y, join(meet(a, a), meet(a, join(a, a)))), meet(join(meet(a, a), meet(a, join(a, a))), Z)), join(meet(a, a), meet(a, join(a, a))))), meet(a, join(X, join(join(meet(Y, join(meet(a, a), meet(a, join(a, a)))), meet(a, Z)), a)))), a))
% 63.73/12.45  = { by lemma 5 R->L }
% 63.73/12.45    join(meet(join(meet(a, a), meet(a, join(a, a))), join(meet(a, a), meet(a, join(a, a)))), meet(join(meet(X, join(join(meet(Y, join(meet(a, a), meet(a, join(a, a)))), meet(join(meet(a, a), meet(a, join(a, a))), Z)), join(meet(a, a), meet(a, join(a, a))))), meet(a, join(X, join(join(meet(Y, join(meet(a, a), meet(a, join(a, a)))), meet(join(meet(a, a), meet(a, join(a, a))), Z)), a)))), a))
% 63.73/12.45  = { by lemma 5 R->L }
% 63.73/12.45    join(meet(join(meet(a, a), meet(a, join(a, a))), join(meet(a, a), meet(a, join(a, a)))), meet(join(meet(X, join(join(meet(Y, join(meet(a, a), meet(a, join(a, a)))), meet(join(meet(a, a), meet(a, join(a, a))), Z)), join(meet(a, a), meet(a, join(a, a))))), meet(a, join(X, join(join(meet(Y, join(meet(a, a), meet(a, join(a, a)))), meet(join(meet(a, a), meet(a, join(a, a))), Z)), join(meet(a, a), meet(a, join(a, a))))))), a))
% 63.73/12.45  = { by lemma 5 R->L }
% 63.73/12.45    join(meet(join(meet(a, a), meet(a, join(a, a))), join(meet(a, a), meet(a, join(a, a)))), meet(join(meet(X, join(join(meet(Y, join(meet(a, a), meet(a, join(a, a)))), meet(join(meet(a, a), meet(a, join(a, a))), Z)), join(meet(a, a), meet(a, join(a, a))))), meet(a, join(X, join(join(meet(Y, join(meet(a, a), meet(a, join(a, a)))), meet(join(meet(a, a), meet(a, join(a, a))), Z)), join(meet(a, a), meet(a, join(a, a))))))), join(meet(a, a), meet(a, join(a, a)))))
% 63.73/12.45  = { by lemma 9 R->L }
% 63.73/12.45    join(meet(join(meet(X, join(meet(a, a), meet(a, join(a, a)))), meet(join(meet(a, a), meet(a, join(a, a))), join(X, join(meet(a, a), meet(a, join(a, a)))))), join(meet(a, a), meet(a, join(a, a)))), meet(join(meet(X, join(join(meet(Y, join(meet(a, a), meet(a, join(a, a)))), meet(join(meet(a, a), meet(a, join(a, a))), Z)), join(meet(a, a), meet(a, join(a, a))))), meet(a, join(X, join(join(meet(Y, join(meet(a, a), meet(a, join(a, a)))), meet(join(meet(a, a), meet(a, join(a, a))), Z)), join(meet(a, a), meet(a, join(a, a))))))), join(meet(a, a), meet(a, join(a, a)))))
% 63.73/12.45  = { by lemma 9 R->L }
% 63.73/12.45    join(meet(join(meet(X, join(meet(a, a), meet(a, join(a, a)))), meet(join(meet(a, a), meet(a, join(a, a))), join(X, join(meet(a, a), meet(a, join(a, a)))))), join(meet(X, join(meet(a, a), meet(a, join(a, a)))), meet(join(meet(a, a), meet(a, join(a, a))), join(X, join(meet(a, a), meet(a, join(a, a))))))), meet(join(meet(X, join(join(meet(Y, join(meet(a, a), meet(a, join(a, a)))), meet(join(meet(a, a), meet(a, join(a, a))), Z)), join(meet(a, a), meet(a, join(a, a))))), meet(a, join(X, join(join(meet(Y, join(meet(a, a), meet(a, join(a, a)))), meet(join(meet(a, a), meet(a, join(a, a))), Z)), join(meet(a, a), meet(a, join(a, a))))))), join(meet(a, a), meet(a, join(a, a)))))
% 63.73/12.45  = { by lemma 9 R->L }
% 63.73/12.45    join(meet(join(meet(X, join(meet(a, a), meet(a, join(a, a)))), meet(join(meet(a, a), meet(a, join(a, a))), join(X, join(meet(a, a), meet(a, join(a, a)))))), join(meet(X, join(meet(a, a), meet(a, join(a, a)))), meet(join(meet(a, a), meet(a, join(a, a))), join(X, join(meet(a, a), meet(a, join(a, a))))))), meet(join(meet(X, join(join(meet(Y, join(meet(a, a), meet(a, join(a, a)))), meet(join(meet(a, a), meet(a, join(a, a))), Z)), join(meet(a, a), meet(a, join(a, a))))), meet(a, join(X, join(join(meet(Y, join(meet(a, a), meet(a, join(a, a)))), meet(join(meet(a, a), meet(a, join(a, a))), Z)), join(meet(a, a), meet(a, join(a, a))))))), join(meet(X, join(meet(a, a), meet(a, join(a, a)))), meet(join(meet(a, a), meet(a, join(a, a))), join(X, join(meet(a, a), meet(a, join(a, a))))))))
% 63.73/12.45  = { by lemma 15 R->L }
% 63.73/12.45    join(meet(join(meet(X, join(meet(a, a), meet(a, join(a, a)))), meet(join(meet(a, a), meet(a, join(a, a))), join(X, join(meet(a, a), meet(a, join(a, a)))))), join(meet(X, join(meet(a, a), meet(a, join(a, a)))), meet(join(meet(a, a), meet(a, join(a, a))), join(X, join(meet(a, a), meet(a, join(a, a))))))), meet(join(meet(X, join(join(meet(Y, join(meet(a, a), meet(a, join(a, a)))), meet(join(meet(a, a), meet(a, join(a, a))), Z)), join(meet(a, a), meet(a, join(a, a))))), meet(a, join(X, join(join(meet(Y, join(meet(a, a), meet(a, join(a, a)))), meet(join(meet(a, a), meet(a, join(a, a))), Z)), join(meet(a, a), meet(a, join(a, a))))))), join(join(meet(X, join(meet(a, a), meet(a, join(a, a)))), meet(join(meet(a, a), meet(a, join(a, a))), join(X, join(meet(a, a), meet(a, join(a, a)))))), join(meet(X, join(meet(a, a), meet(a, join(a, a)))), meet(join(meet(a, a), meet(a, join(a, a))), join(X, join(meet(a, a), meet(a, join(a, a)))))))))
% 63.73/12.45  = { by lemma 2 }
% 63.73/12.45    join(meet(a, a), meet(a, join(a, a)))
% 63.73/12.45  = { by lemma 5 }
% 63.73/12.45    a
% 63.73/12.45  % SZS output end Proof
% 63.73/12.45  
% 63.73/12.45  RESULT: Unsatisfiable (the axioms are contradictory).
%------------------------------------------------------------------------------