TSTP Solution File: PUZ039-1 by Twee---2.4.2

View Problem - Process Solution

%------------------------------------------------------------------------------
% File     : Twee---2.4.2
% Problem  : PUZ039-1 : TPTP v8.1.2. Bugfixed 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 : n014.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 13:24:03 EDT 2023

% Result   : Unsatisfiable 2.92s 0.94s
% Output   : Proof 4.85s
% Verified : 
% SZS Type : -

% Comments : 
%------------------------------------------------------------------------------
%----WARNING: Could not form TPTP format derivation
%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.00/0.12  % Problem  : PUZ039-1 : TPTP v8.1.2. Bugfixed 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 : n014.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 : Sat Aug 26 22:19:02 EDT 2023
% 0.12/0.34  % CPUTime  : 
% 2.92/0.94  Command-line arguments: --no-flatten-goal
% 2.92/0.94  
% 2.92/0.94  % SZS status Unsatisfiable
% 2.92/0.94  
% 2.92/0.97  % SZS output start Proof
% 2.92/0.97  Take the following subset of the input axioms:
% 2.92/0.97    fof(goal_state, negated_conjecture, ![B, V1, V2, V3, H, S2, S3, S4, E2, S1, E1]: ~state(B, V1, V2, V3, v4(s(s(o)), s(s(o))), H, S1, S2, S3, S4, E1, E2)).
% 2.92/0.98    fof(h_left, axiom, ![V4, X, Y, B2, V1_2, V2_2, V3_2, S2_2, S3_2, S4_2, S1_2, E2_2]: (~state(B2, V1_2, V2_2, V3_2, V4, h(X, s(Y)), S1_2, S2_2, S3_2, S4_2, e1(X, Y), E2_2) | state(B2, V1_2, V2_2, V3_2, V4, h(X, Y), S1_2, S2_2, S3_2, S4_2, e1(X, s(s(Y))), E2_2))).
% 2.92/0.98    fof(initial_state, hypothesis, state(bb(o, s(o)), v1(o, o), v2(o, s(s(s(o)))), v3(s(s(o)), o), v4(s(s(o)), s(s(s(o)))), h(s(s(o)), s(o)), s1(s(s(s(o))), s(o)), s2(s(s(s(o))), s(s(o))), s3(s(s(s(s(o)))), s(o)), s4(s(s(s(s(o)))), s(s(o))), e1(s(s(s(s(o)))), o), e2(s(s(s(s(o)))), s(s(s(o)))))).
% 2.92/0.98    fof(s2_down, axiom, ![B2, V1_2, V2_2, V3_2, H2, X2, Y2, S3_2, S4_2, S1_2, V4_2, E2_2]: (~state(B2, V1_2, V2_2, V3_2, V4_2, H2, S1_2, s2(X2, Y2), S3_2, S4_2, e1(s(X2), Y2), E2_2) | state(B2, V1_2, V2_2, V3_2, V4_2, H2, S1_2, s2(s(X2), Y2), S3_2, S4_2, e1(X2, Y2), E2_2))).
% 2.92/0.98    fof(s4_right, axiom, ![B2, V1_2, V2_2, V3_2, H2, X2, Y2, S2_2, S3_2, S1_2, V4_2, E2_2]: (~state(B2, V1_2, V2_2, V3_2, V4_2, H2, S1_2, S2_2, S3_2, s4(X2, Y2), e1(X2, s(Y2)), E2_2) | state(B2, V1_2, V2_2, V3_2, V4_2, H2, S1_2, S2_2, S3_2, s4(X2, s(Y2)), e1(X2, Y2), E2_2))).
% 2.92/0.98    fof(swap_blanks, axiom, ![Q, W, B2, V1_2, V2_2, V3_2, H2, X2, Y2, S2_2, S3_2, S4_2, S1_2, V4_2]: (~state(B2, V1_2, V2_2, V3_2, V4_2, H2, S1_2, S2_2, S3_2, S4_2, e1(X2, Y2), e2(Q, W)) | state(B2, V1_2, V2_2, V3_2, V4_2, H2, S1_2, S2_2, S3_2, S4_2, e1(Q, W), e2(X2, Y2)))).
% 2.92/0.98    fof(v3_down, axiom, ![B2, V1_2, V2_2, H2, X2, Y2, S2_2, S3_2, S4_2, S1_2, V4_2, E2_2]: (~state(B2, V1_2, V2_2, v3(X2, Y2), V4_2, H2, S1_2, S2_2, S3_2, S4_2, e1(s(s(X2)), Y2), E2_2) | state(B2, V1_2, V2_2, v3(s(X2), Y2), V4_2, H2, S1_2, S2_2, S3_2, S4_2, e1(X2, Y2), E2_2))).
% 2.92/0.98    fof(v4_left, axiom, ![B2, V1_2, V2_2, V3_2, H2, X2, Y2, S2_2, S3_2, S4_2, S1_2]: (~state(B2, V1_2, V2_2, V3_2, v4(X2, s(Y2)), H2, S1_2, S2_2, S3_2, S4_2, e1(X2, Y2), e2(s(X2), Y2)) | state(B2, V1_2, V2_2, V3_2, v4(X2, Y2), H2, S1_2, S2_2, S3_2, S4_2, e1(X2, s(Y2)), e2(s(X2), s(Y2))))).
% 2.92/0.98  
% 2.92/0.98  Now clausify the problem and encode Horn clauses using encoding 3 of
% 2.92/0.98  http://www.cse.chalmers.se/~nicsma/papers/horn.pdf.
% 2.92/0.98  We repeatedly replace C & s=t => u=v by the two clauses:
% 2.92/0.98    fresh(y, y, x1...xn) = u
% 2.92/0.98    C => fresh(s, t, x1...xn) = v
% 2.92/0.98  where fresh is a fresh function symbol and x1..xn are the free
% 2.92/0.98  variables of u and v.
% 2.92/0.98  A predicate p(X) is encoded as p(X)=true (this is sound, because the
% 2.92/0.98  input problem has no model of domain size 1).
% 2.92/0.98  
% 2.92/0.98  The encoding turns the above axioms into the following unit equations and goals:
% 2.92/0.98  
% 2.92/0.98  Axiom 1 (v4_left): fresh3(X, X, Y, Z, W, V, U, T, S, X2, Y2, Z2, W2) = true2.
% 2.92/0.98  Axiom 2 (h_left): fresh36(X, X, Y, Z, W, V, U, T, S, X2, Y2, Z2, W2, V2) = true2.
% 2.92/0.98  Axiom 3 (s2_down): fresh29(X, X, Y, Z, W, V, U, T, S, X2, Y2, Z2, W2, V2) = true2.
% 2.92/0.98  Axiom 4 (s4_right): fresh19(X, X, Y, Z, W, V, U, T, S, X2, Y2, Z2, W2, V2) = true2.
% 2.92/0.98  Axiom 5 (v3_down): fresh8(X, X, Y, Z, W, V, U, T, S, X2, Y2, Z2, W2, V2) = true2.
% 2.92/0.98  Axiom 6 (swap_blanks): fresh17(X, X, Y, Z, W, V, U, T, S, X2, Y2, Z2, W2, V2, U2, T2) = true2.
% 2.92/0.98  Axiom 7 (h_left): fresh36(state(X, Y, Z, W, V, h(U, s(T)), S, X2, Y2, Z2, e1(U, T), W2), true2, X, Y, Z, W, V, U, T, S, X2, Y2, Z2, W2) = state(X, Y, Z, W, V, h(U, T), S, X2, Y2, Z2, e1(U, s(s(T))), W2).
% 2.92/0.98  Axiom 8 (s2_down): fresh29(state(X, Y, Z, W, V, U, T, s2(S, X2), Y2, Z2, e1(s(S), X2), W2), true2, X, Y, Z, W, V, U, T, S, X2, Y2, Z2, W2) = state(X, Y, Z, W, V, U, T, s2(s(S), X2), Y2, Z2, e1(S, X2), W2).
% 2.92/0.98  Axiom 9 (s4_right): fresh19(state(X, Y, Z, W, V, U, T, S, X2, s4(Y2, Z2), e1(Y2, s(Z2)), W2), true2, X, Y, Z, W, V, U, T, S, X2, Y2, Z2, W2) = state(X, Y, Z, W, V, U, T, S, X2, s4(Y2, s(Z2)), e1(Y2, Z2), W2).
% 2.92/0.98  Axiom 10 (swap_blanks): fresh17(state(X, Y, Z, W, V, U, T, S, X2, Y2, e1(Z2, W2), e2(V2, U2)), true2, X, Y, Z, W, V, U, T, S, X2, Y2, Z2, W2, V2, U2) = state(X, Y, Z, W, V, U, T, S, X2, Y2, e1(V2, U2), e2(Z2, W2)).
% 2.92/0.98  Axiom 11 (v3_down): fresh8(state(X, Y, Z, v3(W, V), U, T, S, X2, Y2, Z2, e1(s(s(W)), V), W2), true2, X, Y, Z, W, V, U, T, S, X2, Y2, Z2, W2) = state(X, Y, Z, v3(s(W), V), U, T, S, X2, Y2, Z2, e1(W, V), W2).
% 2.92/0.98  Axiom 12 (v4_left): fresh3(state(X, Y, Z, W, v4(V, s(U)), T, S, X2, Y2, Z2, e1(V, U), e2(s(V), U)), true2, X, Y, Z, W, V, U, T, S, X2, Y2, Z2) = state(X, Y, Z, W, v4(V, U), T, S, X2, Y2, Z2, e1(V, s(U)), e2(s(V), s(U))).
% 2.92/0.98  Axiom 13 (initial_state): state(bb(o, s(o)), v1(o, o), v2(o, s(s(s(o)))), v3(s(s(o)), o), v4(s(s(o)), s(s(s(o)))), h(s(s(o)), s(o)), s1(s(s(s(o))), s(o)), s2(s(s(s(o))), s(s(o))), s3(s(s(s(s(o)))), s(o)), s4(s(s(s(s(o)))), s(s(o))), e1(s(s(s(s(o)))), o), e2(s(s(s(s(o)))), s(s(s(o))))) = true2.
% 2.92/0.98  
% 2.92/0.98  Goal 1 (goal_state): state(X, Y, Z, W, v4(s(s(o)), s(s(o))), V, U, T, S, X2, Y2, Z2) = true2.
% 2.92/0.98  The goal is true when:
% 2.92/0.98    X = bb(o, s(o))
% 2.92/0.98    Y = v1(o, o)
% 2.92/0.98    Z = v2(o, s(s(s(o))))
% 2.92/0.98    W = v3(s(s(s(o))), o)
% 2.92/0.98    V = h(s(s(o)), o)
% 2.92/0.98    U = s1(s(s(s(o))), s(o))
% 2.92/0.98    T = s2(s(s(s(s(o)))), s(s(o)))
% 2.92/0.98    S = s3(s(s(s(s(o)))), s(o))
% 2.92/0.98    X2 = s4(s(s(s(s(o)))), s(s(s(o))))
% 2.92/0.98    Y2 = e1(s(s(o)), s(s(s(o))))
% 2.92/0.98    Z2 = e2(s(s(s(o))), s(s(s(o))))
% 2.92/0.98  
% 2.92/0.98  Proof:
% 2.92/0.98    state(bb(o, s(o)), v1(o, o), v2(o, s(s(s(o)))), v3(s(s(s(o))), o), v4(s(s(o)), s(s(o))), h(s(s(o)), o), s1(s(s(s(o))), s(o)), s2(s(s(s(s(o)))), s(s(o))), s3(s(s(s(s(o)))), s(o)), s4(s(s(s(s(o)))), s(s(s(o)))), e1(s(s(o)), s(s(s(o)))), e2(s(s(s(o))), s(s(s(o)))))
% 2.92/0.98  = { by axiom 12 (v4_left) R->L }
% 2.92/0.98    fresh3(state(bb(o, s(o)), v1(o, o), v2(o, s(s(s(o)))), v3(s(s(s(o))), o), v4(s(s(o)), s(s(s(o)))), h(s(s(o)), o), s1(s(s(s(o))), s(o)), s2(s(s(s(s(o)))), s(s(o))), s3(s(s(s(s(o)))), s(o)), s4(s(s(s(s(o)))), s(s(s(o)))), e1(s(s(o)), s(s(o))), e2(s(s(s(o))), s(s(o)))), true2, bb(o, s(o)), v1(o, o), v2(o, s(s(s(o)))), v3(s(s(s(o))), o), s(s(o)), s(s(o)), h(s(s(o)), o), s1(s(s(s(o))), s(o)), s2(s(s(s(s(o)))), s(s(o))), s3(s(s(s(s(o)))), s(o)), s4(s(s(s(s(o)))), s(s(s(o)))))
% 2.92/0.98  = { by axiom 7 (h_left) R->L }
% 2.92/0.98    fresh3(fresh36(state(bb(o, s(o)), v1(o, o), v2(o, s(s(s(o)))), v3(s(s(s(o))), o), v4(s(s(o)), s(s(s(o)))), h(s(s(o)), s(o)), s1(s(s(s(o))), s(o)), s2(s(s(s(s(o)))), s(s(o))), s3(s(s(s(s(o)))), s(o)), s4(s(s(s(s(o)))), s(s(s(o)))), e1(s(s(o)), o), e2(s(s(s(o))), s(s(o)))), true2, bb(o, s(o)), v1(o, o), v2(o, s(s(s(o)))), v3(s(s(s(o))), o), v4(s(s(o)), s(s(s(o)))), s(s(o)), o, s1(s(s(s(o))), s(o)), s2(s(s(s(s(o)))), s(s(o))), s3(s(s(s(s(o)))), s(o)), s4(s(s(s(s(o)))), s(s(s(o)))), e2(s(s(s(o))), s(s(o)))), true2, bb(o, s(o)), v1(o, o), v2(o, s(s(s(o)))), v3(s(s(s(o))), o), s(s(o)), s(s(o)), h(s(s(o)), o), s1(s(s(s(o))), s(o)), s2(s(s(s(s(o)))), s(s(o))), s3(s(s(s(s(o)))), s(o)), s4(s(s(s(s(o)))), s(s(s(o)))))
% 2.92/0.98  = { by axiom 11 (v3_down) R->L }
% 2.92/0.98    fresh3(fresh36(fresh8(state(bb(o, s(o)), v1(o, o), v2(o, s(s(s(o)))), v3(s(s(o)), o), v4(s(s(o)), s(s(s(o)))), h(s(s(o)), s(o)), s1(s(s(s(o))), s(o)), s2(s(s(s(s(o)))), s(s(o))), s3(s(s(s(s(o)))), s(o)), s4(s(s(s(s(o)))), s(s(s(o)))), e1(s(s(s(s(o)))), o), e2(s(s(s(o))), s(s(o)))), true2, bb(o, s(o)), v1(o, o), v2(o, s(s(s(o)))), s(s(o)), o, v4(s(s(o)), s(s(s(o)))), h(s(s(o)), s(o)), s1(s(s(s(o))), s(o)), s2(s(s(s(s(o)))), s(s(o))), s3(s(s(s(s(o)))), s(o)), s4(s(s(s(s(o)))), s(s(s(o)))), e2(s(s(s(o))), s(s(o)))), true2, bb(o, s(o)), v1(o, o), v2(o, s(s(s(o)))), v3(s(s(s(o))), o), v4(s(s(o)), s(s(s(o)))), s(s(o)), o, s1(s(s(s(o))), s(o)), s2(s(s(s(s(o)))), s(s(o))), s3(s(s(s(s(o)))), s(o)), s4(s(s(s(s(o)))), s(s(s(o)))), e2(s(s(s(o))), s(s(o)))), true2, bb(o, s(o)), v1(o, o), v2(o, s(s(s(o)))), v3(s(s(s(o))), o), s(s(o)), s(s(o)), h(s(s(o)), o), s1(s(s(s(o))), s(o)), s2(s(s(s(s(o)))), s(s(o))), s3(s(s(s(s(o)))), s(o)), s4(s(s(s(s(o)))), s(s(s(o)))))
% 2.92/0.98  = { by axiom 10 (swap_blanks) R->L }
% 2.92/0.99    fresh3(fresh36(fresh8(fresh17(state(bb(o, s(o)), v1(o, o), v2(o, s(s(s(o)))), v3(s(s(o)), o), v4(s(s(o)), s(s(s(o)))), h(s(s(o)), s(o)), s1(s(s(s(o))), s(o)), s2(s(s(s(s(o)))), s(s(o))), s3(s(s(s(s(o)))), s(o)), s4(s(s(s(s(o)))), s(s(s(o)))), e1(s(s(s(o))), s(s(o))), e2(s(s(s(s(o)))), o)), true2, bb(o, s(o)), v1(o, o), v2(o, s(s(s(o)))), v3(s(s(o)), o), v4(s(s(o)), s(s(s(o)))), h(s(s(o)), s(o)), s1(s(s(s(o))), s(o)), s2(s(s(s(s(o)))), s(s(o))), s3(s(s(s(s(o)))), s(o)), s4(s(s(s(s(o)))), s(s(s(o)))), s(s(s(o))), s(s(o)), s(s(s(s(o)))), o), true2, bb(o, s(o)), v1(o, o), v2(o, s(s(s(o)))), s(s(o)), o, v4(s(s(o)), s(s(s(o)))), h(s(s(o)), s(o)), s1(s(s(s(o))), s(o)), s2(s(s(s(s(o)))), s(s(o))), s3(s(s(s(s(o)))), s(o)), s4(s(s(s(s(o)))), s(s(s(o)))), e2(s(s(s(o))), s(s(o)))), true2, bb(o, s(o)), v1(o, o), v2(o, s(s(s(o)))), v3(s(s(s(o))), o), v4(s(s(o)), s(s(s(o)))), s(s(o)), o, s1(s(s(s(o))), s(o)), s2(s(s(s(s(o)))), s(s(o))), s3(s(s(s(s(o)))), s(o)), s4(s(s(s(s(o)))), s(s(s(o)))), e2(s(s(s(o))), s(s(o)))), true2, bb(o, s(o)), v1(o, o), v2(o, s(s(s(o)))), v3(s(s(s(o))), o), s(s(o)), s(s(o)), h(s(s(o)), o), s1(s(s(s(o))), s(o)), s2(s(s(s(s(o)))), s(s(o))), s3(s(s(s(s(o)))), s(o)), s4(s(s(s(s(o)))), s(s(s(o)))))
% 2.92/0.99  = { by axiom 8 (s2_down) R->L }
% 2.92/0.99    fresh3(fresh36(fresh8(fresh17(fresh29(state(bb(o, s(o)), v1(o, o), v2(o, s(s(s(o)))), v3(s(s(o)), o), v4(s(s(o)), s(s(s(o)))), h(s(s(o)), s(o)), s1(s(s(s(o))), s(o)), s2(s(s(s(o))), s(s(o))), s3(s(s(s(s(o)))), s(o)), s4(s(s(s(s(o)))), s(s(s(o)))), e1(s(s(s(s(o)))), s(s(o))), e2(s(s(s(s(o)))), o)), true2, bb(o, s(o)), v1(o, o), v2(o, s(s(s(o)))), v3(s(s(o)), o), v4(s(s(o)), s(s(s(o)))), h(s(s(o)), s(o)), s1(s(s(s(o))), s(o)), s(s(s(o))), s(s(o)), s3(s(s(s(s(o)))), s(o)), s4(s(s(s(s(o)))), s(s(s(o)))), e2(s(s(s(s(o)))), o)), true2, bb(o, s(o)), v1(o, o), v2(o, s(s(s(o)))), v3(s(s(o)), o), v4(s(s(o)), s(s(s(o)))), h(s(s(o)), s(o)), s1(s(s(s(o))), s(o)), s2(s(s(s(s(o)))), s(s(o))), s3(s(s(s(s(o)))), s(o)), s4(s(s(s(s(o)))), s(s(s(o)))), s(s(s(o))), s(s(o)), s(s(s(s(o)))), o), true2, bb(o, s(o)), v1(o, o), v2(o, s(s(s(o)))), s(s(o)), o, v4(s(s(o)), s(s(s(o)))), h(s(s(o)), s(o)), s1(s(s(s(o))), s(o)), s2(s(s(s(s(o)))), s(s(o))), s3(s(s(s(s(o)))), s(o)), s4(s(s(s(s(o)))), s(s(s(o)))), e2(s(s(s(o))), s(s(o)))), true2, bb(o, s(o)), v1(o, o), v2(o, s(s(s(o)))), v3(s(s(s(o))), o), v4(s(s(o)), s(s(s(o)))), s(s(o)), o, s1(s(s(s(o))), s(o)), s2(s(s(s(s(o)))), s(s(o))), s3(s(s(s(s(o)))), s(o)), s4(s(s(s(s(o)))), s(s(s(o)))), e2(s(s(s(o))), s(s(o)))), true2, bb(o, s(o)), v1(o, o), v2(o, s(s(s(o)))), v3(s(s(s(o))), o), s(s(o)), s(s(o)), h(s(s(o)), o), s1(s(s(s(o))), s(o)), s2(s(s(s(s(o)))), s(s(o))), s3(s(s(s(s(o)))), s(o)), s4(s(s(s(s(o)))), s(s(s(o)))))
% 2.92/0.99  = { by axiom 9 (s4_right) R->L }
% 4.85/0.99    fresh3(fresh36(fresh8(fresh17(fresh29(fresh19(state(bb(o, s(o)), v1(o, o), v2(o, s(s(s(o)))), v3(s(s(o)), o), v4(s(s(o)), s(s(s(o)))), h(s(s(o)), s(o)), s1(s(s(s(o))), s(o)), s2(s(s(s(o))), s(s(o))), s3(s(s(s(s(o)))), s(o)), s4(s(s(s(s(o)))), s(s(o))), e1(s(s(s(s(o)))), s(s(s(o)))), e2(s(s(s(s(o)))), o)), true2, bb(o, s(o)), v1(o, o), v2(o, s(s(s(o)))), v3(s(s(o)), o), v4(s(s(o)), s(s(s(o)))), h(s(s(o)), s(o)), s1(s(s(s(o))), s(o)), s2(s(s(s(o))), s(s(o))), s3(s(s(s(s(o)))), s(o)), s(s(s(s(o)))), s(s(o)), e2(s(s(s(s(o)))), o)), true2, bb(o, s(o)), v1(o, o), v2(o, s(s(s(o)))), v3(s(s(o)), o), v4(s(s(o)), s(s(s(o)))), h(s(s(o)), s(o)), s1(s(s(s(o))), s(o)), s(s(s(o))), s(s(o)), s3(s(s(s(s(o)))), s(o)), s4(s(s(s(s(o)))), s(s(s(o)))), e2(s(s(s(s(o)))), o)), true2, bb(o, s(o)), v1(o, o), v2(o, s(s(s(o)))), v3(s(s(o)), o), v4(s(s(o)), s(s(s(o)))), h(s(s(o)), s(o)), s1(s(s(s(o))), s(o)), s2(s(s(s(s(o)))), s(s(o))), s3(s(s(s(s(o)))), s(o)), s4(s(s(s(s(o)))), s(s(s(o)))), s(s(s(o))), s(s(o)), s(s(s(s(o)))), o), true2, bb(o, s(o)), v1(o, o), v2(o, s(s(s(o)))), s(s(o)), o, v4(s(s(o)), s(s(s(o)))), h(s(s(o)), s(o)), s1(s(s(s(o))), s(o)), s2(s(s(s(s(o)))), s(s(o))), s3(s(s(s(s(o)))), s(o)), s4(s(s(s(s(o)))), s(s(s(o)))), e2(s(s(s(o))), s(s(o)))), true2, bb(o, s(o)), v1(o, o), v2(o, s(s(s(o)))), v3(s(s(s(o))), o), v4(s(s(o)), s(s(s(o)))), s(s(o)), o, s1(s(s(s(o))), s(o)), s2(s(s(s(s(o)))), s(s(o))), s3(s(s(s(s(o)))), s(o)), s4(s(s(s(s(o)))), s(s(s(o)))), e2(s(s(s(o))), s(s(o)))), true2, bb(o, s(o)), v1(o, o), v2(o, s(s(s(o)))), v3(s(s(s(o))), o), s(s(o)), s(s(o)), h(s(s(o)), o), s1(s(s(s(o))), s(o)), s2(s(s(s(s(o)))), s(s(o))), s3(s(s(s(s(o)))), s(o)), s4(s(s(s(s(o)))), s(s(s(o)))))
% 4.85/0.99  = { by axiom 10 (swap_blanks) R->L }
% 4.85/0.99    fresh3(fresh36(fresh8(fresh17(fresh29(fresh19(fresh17(state(bb(o, s(o)), v1(o, o), v2(o, s(s(s(o)))), v3(s(s(o)), o), v4(s(s(o)), s(s(s(o)))), h(s(s(o)), s(o)), s1(s(s(s(o))), s(o)), s2(s(s(s(o))), s(s(o))), s3(s(s(s(s(o)))), s(o)), s4(s(s(s(s(o)))), s(s(o))), e1(s(s(s(s(o)))), o), e2(s(s(s(s(o)))), s(s(s(o))))), true2, bb(o, s(o)), v1(o, o), v2(o, s(s(s(o)))), v3(s(s(o)), o), v4(s(s(o)), s(s(s(o)))), h(s(s(o)), s(o)), s1(s(s(s(o))), s(o)), s2(s(s(s(o))), s(s(o))), s3(s(s(s(s(o)))), s(o)), s4(s(s(s(s(o)))), s(s(o))), s(s(s(s(o)))), o, s(s(s(s(o)))), s(s(s(o)))), true2, bb(o, s(o)), v1(o, o), v2(o, s(s(s(o)))), v3(s(s(o)), o), v4(s(s(o)), s(s(s(o)))), h(s(s(o)), s(o)), s1(s(s(s(o))), s(o)), s2(s(s(s(o))), s(s(o))), s3(s(s(s(s(o)))), s(o)), s(s(s(s(o)))), s(s(o)), e2(s(s(s(s(o)))), o)), true2, bb(o, s(o)), v1(o, o), v2(o, s(s(s(o)))), v3(s(s(o)), o), v4(s(s(o)), s(s(s(o)))), h(s(s(o)), s(o)), s1(s(s(s(o))), s(o)), s(s(s(o))), s(s(o)), s3(s(s(s(s(o)))), s(o)), s4(s(s(s(s(o)))), s(s(s(o)))), e2(s(s(s(s(o)))), o)), true2, bb(o, s(o)), v1(o, o), v2(o, s(s(s(o)))), v3(s(s(o)), o), v4(s(s(o)), s(s(s(o)))), h(s(s(o)), s(o)), s1(s(s(s(o))), s(o)), s2(s(s(s(s(o)))), s(s(o))), s3(s(s(s(s(o)))), s(o)), s4(s(s(s(s(o)))), s(s(s(o)))), s(s(s(o))), s(s(o)), s(s(s(s(o)))), o), true2, bb(o, s(o)), v1(o, o), v2(o, s(s(s(o)))), s(s(o)), o, v4(s(s(o)), s(s(s(o)))), h(s(s(o)), s(o)), s1(s(s(s(o))), s(o)), s2(s(s(s(s(o)))), s(s(o))), s3(s(s(s(s(o)))), s(o)), s4(s(s(s(s(o)))), s(s(s(o)))), e2(s(s(s(o))), s(s(o)))), true2, bb(o, s(o)), v1(o, o), v2(o, s(s(s(o)))), v3(s(s(s(o))), o), v4(s(s(o)), s(s(s(o)))), s(s(o)), o, s1(s(s(s(o))), s(o)), s2(s(s(s(s(o)))), s(s(o))), s3(s(s(s(s(o)))), s(o)), s4(s(s(s(s(o)))), s(s(s(o)))), e2(s(s(s(o))), s(s(o)))), true2, bb(o, s(o)), v1(o, o), v2(o, s(s(s(o)))), v3(s(s(s(o))), o), s(s(o)), s(s(o)), h(s(s(o)), o), s1(s(s(s(o))), s(o)), s2(s(s(s(s(o)))), s(s(o))), s3(s(s(s(s(o)))), s(o)), s4(s(s(s(s(o)))), s(s(s(o)))))
% 4.85/0.99  = { by axiom 13 (initial_state) }
% 4.85/1.00    fresh3(fresh36(fresh8(fresh17(fresh29(fresh19(fresh17(true2, true2, bb(o, s(o)), v1(o, o), v2(o, s(s(s(o)))), v3(s(s(o)), o), v4(s(s(o)), s(s(s(o)))), h(s(s(o)), s(o)), s1(s(s(s(o))), s(o)), s2(s(s(s(o))), s(s(o))), s3(s(s(s(s(o)))), s(o)), s4(s(s(s(s(o)))), s(s(o))), s(s(s(s(o)))), o, s(s(s(s(o)))), s(s(s(o)))), true2, bb(o, s(o)), v1(o, o), v2(o, s(s(s(o)))), v3(s(s(o)), o), v4(s(s(o)), s(s(s(o)))), h(s(s(o)), s(o)), s1(s(s(s(o))), s(o)), s2(s(s(s(o))), s(s(o))), s3(s(s(s(s(o)))), s(o)), s(s(s(s(o)))), s(s(o)), e2(s(s(s(s(o)))), o)), true2, bb(o, s(o)), v1(o, o), v2(o, s(s(s(o)))), v3(s(s(o)), o), v4(s(s(o)), s(s(s(o)))), h(s(s(o)), s(o)), s1(s(s(s(o))), s(o)), s(s(s(o))), s(s(o)), s3(s(s(s(s(o)))), s(o)), s4(s(s(s(s(o)))), s(s(s(o)))), e2(s(s(s(s(o)))), o)), true2, bb(o, s(o)), v1(o, o), v2(o, s(s(s(o)))), v3(s(s(o)), o), v4(s(s(o)), s(s(s(o)))), h(s(s(o)), s(o)), s1(s(s(s(o))), s(o)), s2(s(s(s(s(o)))), s(s(o))), s3(s(s(s(s(o)))), s(o)), s4(s(s(s(s(o)))), s(s(s(o)))), s(s(s(o))), s(s(o)), s(s(s(s(o)))), o), true2, bb(o, s(o)), v1(o, o), v2(o, s(s(s(o)))), s(s(o)), o, v4(s(s(o)), s(s(s(o)))), h(s(s(o)), s(o)), s1(s(s(s(o))), s(o)), s2(s(s(s(s(o)))), s(s(o))), s3(s(s(s(s(o)))), s(o)), s4(s(s(s(s(o)))), s(s(s(o)))), e2(s(s(s(o))), s(s(o)))), true2, bb(o, s(o)), v1(o, o), v2(o, s(s(s(o)))), v3(s(s(s(o))), o), v4(s(s(o)), s(s(s(o)))), s(s(o)), o, s1(s(s(s(o))), s(o)), s2(s(s(s(s(o)))), s(s(o))), s3(s(s(s(s(o)))), s(o)), s4(s(s(s(s(o)))), s(s(s(o)))), e2(s(s(s(o))), s(s(o)))), true2, bb(o, s(o)), v1(o, o), v2(o, s(s(s(o)))), v3(s(s(s(o))), o), s(s(o)), s(s(o)), h(s(s(o)), o), s1(s(s(s(o))), s(o)), s2(s(s(s(s(o)))), s(s(o))), s3(s(s(s(s(o)))), s(o)), s4(s(s(s(s(o)))), s(s(s(o)))))
% 4.85/1.00  = { by axiom 6 (swap_blanks) }
% 4.85/1.00    fresh3(fresh36(fresh8(fresh17(fresh29(fresh19(true2, true2, bb(o, s(o)), v1(o, o), v2(o, s(s(s(o)))), v3(s(s(o)), o), v4(s(s(o)), s(s(s(o)))), h(s(s(o)), s(o)), s1(s(s(s(o))), s(o)), s2(s(s(s(o))), s(s(o))), s3(s(s(s(s(o)))), s(o)), s(s(s(s(o)))), s(s(o)), e2(s(s(s(s(o)))), o)), true2, bb(o, s(o)), v1(o, o), v2(o, s(s(s(o)))), v3(s(s(o)), o), v4(s(s(o)), s(s(s(o)))), h(s(s(o)), s(o)), s1(s(s(s(o))), s(o)), s(s(s(o))), s(s(o)), s3(s(s(s(s(o)))), s(o)), s4(s(s(s(s(o)))), s(s(s(o)))), e2(s(s(s(s(o)))), o)), true2, bb(o, s(o)), v1(o, o), v2(o, s(s(s(o)))), v3(s(s(o)), o), v4(s(s(o)), s(s(s(o)))), h(s(s(o)), s(o)), s1(s(s(s(o))), s(o)), s2(s(s(s(s(o)))), s(s(o))), s3(s(s(s(s(o)))), s(o)), s4(s(s(s(s(o)))), s(s(s(o)))), s(s(s(o))), s(s(o)), s(s(s(s(o)))), o), true2, bb(o, s(o)), v1(o, o), v2(o, s(s(s(o)))), s(s(o)), o, v4(s(s(o)), s(s(s(o)))), h(s(s(o)), s(o)), s1(s(s(s(o))), s(o)), s2(s(s(s(s(o)))), s(s(o))), s3(s(s(s(s(o)))), s(o)), s4(s(s(s(s(o)))), s(s(s(o)))), e2(s(s(s(o))), s(s(o)))), true2, bb(o, s(o)), v1(o, o), v2(o, s(s(s(o)))), v3(s(s(s(o))), o), v4(s(s(o)), s(s(s(o)))), s(s(o)), o, s1(s(s(s(o))), s(o)), s2(s(s(s(s(o)))), s(s(o))), s3(s(s(s(s(o)))), s(o)), s4(s(s(s(s(o)))), s(s(s(o)))), e2(s(s(s(o))), s(s(o)))), true2, bb(o, s(o)), v1(o, o), v2(o, s(s(s(o)))), v3(s(s(s(o))), o), s(s(o)), s(s(o)), h(s(s(o)), o), s1(s(s(s(o))), s(o)), s2(s(s(s(s(o)))), s(s(o))), s3(s(s(s(s(o)))), s(o)), s4(s(s(s(s(o)))), s(s(s(o)))))
% 4.85/1.00  = { by axiom 4 (s4_right) }
% 4.85/1.00    fresh3(fresh36(fresh8(fresh17(fresh29(true2, true2, bb(o, s(o)), v1(o, o), v2(o, s(s(s(o)))), v3(s(s(o)), o), v4(s(s(o)), s(s(s(o)))), h(s(s(o)), s(o)), s1(s(s(s(o))), s(o)), s(s(s(o))), s(s(o)), s3(s(s(s(s(o)))), s(o)), s4(s(s(s(s(o)))), s(s(s(o)))), e2(s(s(s(s(o)))), o)), true2, bb(o, s(o)), v1(o, o), v2(o, s(s(s(o)))), v3(s(s(o)), o), v4(s(s(o)), s(s(s(o)))), h(s(s(o)), s(o)), s1(s(s(s(o))), s(o)), s2(s(s(s(s(o)))), s(s(o))), s3(s(s(s(s(o)))), s(o)), s4(s(s(s(s(o)))), s(s(s(o)))), s(s(s(o))), s(s(o)), s(s(s(s(o)))), o), true2, bb(o, s(o)), v1(o, o), v2(o, s(s(s(o)))), s(s(o)), o, v4(s(s(o)), s(s(s(o)))), h(s(s(o)), s(o)), s1(s(s(s(o))), s(o)), s2(s(s(s(s(o)))), s(s(o))), s3(s(s(s(s(o)))), s(o)), s4(s(s(s(s(o)))), s(s(s(o)))), e2(s(s(s(o))), s(s(o)))), true2, bb(o, s(o)), v1(o, o), v2(o, s(s(s(o)))), v3(s(s(s(o))), o), v4(s(s(o)), s(s(s(o)))), s(s(o)), o, s1(s(s(s(o))), s(o)), s2(s(s(s(s(o)))), s(s(o))), s3(s(s(s(s(o)))), s(o)), s4(s(s(s(s(o)))), s(s(s(o)))), e2(s(s(s(o))), s(s(o)))), true2, bb(o, s(o)), v1(o, o), v2(o, s(s(s(o)))), v3(s(s(s(o))), o), s(s(o)), s(s(o)), h(s(s(o)), o), s1(s(s(s(o))), s(o)), s2(s(s(s(s(o)))), s(s(o))), s3(s(s(s(s(o)))), s(o)), s4(s(s(s(s(o)))), s(s(s(o)))))
% 4.85/1.00  = { by axiom 3 (s2_down) }
% 4.85/1.00    fresh3(fresh36(fresh8(fresh17(true2, true2, bb(o, s(o)), v1(o, o), v2(o, s(s(s(o)))), v3(s(s(o)), o), v4(s(s(o)), s(s(s(o)))), h(s(s(o)), s(o)), s1(s(s(s(o))), s(o)), s2(s(s(s(s(o)))), s(s(o))), s3(s(s(s(s(o)))), s(o)), s4(s(s(s(s(o)))), s(s(s(o)))), s(s(s(o))), s(s(o)), s(s(s(s(o)))), o), true2, bb(o, s(o)), v1(o, o), v2(o, s(s(s(o)))), s(s(o)), o, v4(s(s(o)), s(s(s(o)))), h(s(s(o)), s(o)), s1(s(s(s(o))), s(o)), s2(s(s(s(s(o)))), s(s(o))), s3(s(s(s(s(o)))), s(o)), s4(s(s(s(s(o)))), s(s(s(o)))), e2(s(s(s(o))), s(s(o)))), true2, bb(o, s(o)), v1(o, o), v2(o, s(s(s(o)))), v3(s(s(s(o))), o), v4(s(s(o)), s(s(s(o)))), s(s(o)), o, s1(s(s(s(o))), s(o)), s2(s(s(s(s(o)))), s(s(o))), s3(s(s(s(s(o)))), s(o)), s4(s(s(s(s(o)))), s(s(s(o)))), e2(s(s(s(o))), s(s(o)))), true2, bb(o, s(o)), v1(o, o), v2(o, s(s(s(o)))), v3(s(s(s(o))), o), s(s(o)), s(s(o)), h(s(s(o)), o), s1(s(s(s(o))), s(o)), s2(s(s(s(s(o)))), s(s(o))), s3(s(s(s(s(o)))), s(o)), s4(s(s(s(s(o)))), s(s(s(o)))))
% 4.85/1.00  = { by axiom 6 (swap_blanks) }
% 4.85/1.00    fresh3(fresh36(fresh8(true2, true2, bb(o, s(o)), v1(o, o), v2(o, s(s(s(o)))), s(s(o)), o, v4(s(s(o)), s(s(s(o)))), h(s(s(o)), s(o)), s1(s(s(s(o))), s(o)), s2(s(s(s(s(o)))), s(s(o))), s3(s(s(s(s(o)))), s(o)), s4(s(s(s(s(o)))), s(s(s(o)))), e2(s(s(s(o))), s(s(o)))), true2, bb(o, s(o)), v1(o, o), v2(o, s(s(s(o)))), v3(s(s(s(o))), o), v4(s(s(o)), s(s(s(o)))), s(s(o)), o, s1(s(s(s(o))), s(o)), s2(s(s(s(s(o)))), s(s(o))), s3(s(s(s(s(o)))), s(o)), s4(s(s(s(s(o)))), s(s(s(o)))), e2(s(s(s(o))), s(s(o)))), true2, bb(o, s(o)), v1(o, o), v2(o, s(s(s(o)))), v3(s(s(s(o))), o), s(s(o)), s(s(o)), h(s(s(o)), o), s1(s(s(s(o))), s(o)), s2(s(s(s(s(o)))), s(s(o))), s3(s(s(s(s(o)))), s(o)), s4(s(s(s(s(o)))), s(s(s(o)))))
% 4.85/1.00  = { by axiom 5 (v3_down) }
% 4.85/1.00    fresh3(fresh36(true2, true2, bb(o, s(o)), v1(o, o), v2(o, s(s(s(o)))), v3(s(s(s(o))), o), v4(s(s(o)), s(s(s(o)))), s(s(o)), o, s1(s(s(s(o))), s(o)), s2(s(s(s(s(o)))), s(s(o))), s3(s(s(s(s(o)))), s(o)), s4(s(s(s(s(o)))), s(s(s(o)))), e2(s(s(s(o))), s(s(o)))), true2, bb(o, s(o)), v1(o, o), v2(o, s(s(s(o)))), v3(s(s(s(o))), o), s(s(o)), s(s(o)), h(s(s(o)), o), s1(s(s(s(o))), s(o)), s2(s(s(s(s(o)))), s(s(o))), s3(s(s(s(s(o)))), s(o)), s4(s(s(s(s(o)))), s(s(s(o)))))
% 4.85/1.00  = { by axiom 2 (h_left) }
% 4.85/1.00    fresh3(true2, true2, bb(o, s(o)), v1(o, o), v2(o, s(s(s(o)))), v3(s(s(s(o))), o), s(s(o)), s(s(o)), h(s(s(o)), o), s1(s(s(s(o))), s(o)), s2(s(s(s(s(o)))), s(s(o))), s3(s(s(s(s(o)))), s(o)), s4(s(s(s(s(o)))), s(s(s(o)))))
% 4.85/1.00  = { by axiom 1 (v4_left) }
% 4.85/1.00    true2
% 4.85/1.00  % SZS output end Proof
% 4.85/1.00  
% 4.85/1.00  RESULT: Unsatisfiable (the axioms are contradictory).
%------------------------------------------------------------------------------