%------------------------------------------------------------------------------
% File     : SPASS---3.9
% Problem  : SET057-7 : TPTP v8.1.0. Bugfixed v2.1.0.
% Transfm  : none
% Format   : tptp
% Command  : run_spass %d %s

% Computer : n016.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  : 600s
% DateTime : Tue Jul 19 05:23:15 EDT 2022

% Result   : Unsatisfiable 0.13s 0.35s
% Output   : Refutation 0.13s
% Verified : 
% SZS Type : -

% Comments : 
%------------------------------------------------------------------------------
%----WARNING: Could not form TPTP format derivation
%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.04/0.08  % Problem  : SET057-7 : TPTP v8.1.0. Bugfixed v2.1.0.
% 0.04/0.09  % Command  : run_spass %d %s
% 0.09/0.28  % Computer : n016.cluster.edu
% 0.09/0.28  % Model    : x86_64 x86_64
% 0.09/0.28  % CPU      : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.09/0.28  % Memory   : 8042.1875MB
% 0.09/0.28  % OS       : Linux 3.10.0-693.el7.x86_64
% 0.09/0.28  % CPULimit : 300
% 0.09/0.28  % WCLimit  : 600
% 0.09/0.28  % DateTime : Sun Jul 10 22:29:27 EDT 2022
% 0.09/0.28  % CPUTime  : 
% 0.13/0.35  
% 0.13/0.35  SPASS V 3.9 
% 0.13/0.35  SPASS beiseite: Proof found.
% 0.13/0.35  % SZS status Theorem
% 0.13/0.35  Problem: /export/starexec/sandbox/benchmark/theBenchmark.p 
% 0.13/0.35  SPASS derived 16 clauses, backtracked 0 clauses, performed 0 splits and kept 113 clauses.
% 0.13/0.35  SPASS allocated 75751 KBytes.
% 0.13/0.35  SPASS spent	0:00:00.06 on the problem.
% 0.13/0.35  		0:00:00.03 for the input.
% 0.13/0.35  		0:00:00.00 for the FLOTTER CNF translation.
% 0.13/0.35  		0:00:00.00 for inferences.
% 0.13/0.35  		0:00:00.00 for the backtracking.
% 0.13/0.35  		0:00:00.01 for the reduction.
% 0.13/0.35  
% 0.13/0.35  
% 0.13/0.35  Here is a proof with depth 1, length 10 :
% 0.13/0.35  % SZS output start Refutation
% 0.13/0.35  7[0:Inp] ||  -> member(not_subclass_element(x__dfg,y__dfg),y__dfg)*.
% 0.13/0.35  8[0:Inp] || equal(y__dfg,x__dfg)** -> .
% 0.13/0.35  9[0:Inp] || member(not_subclass_element(y__dfg,x__dfg),y__dfg)* -> .
% 0.13/0.35  11[0:Inp] ||  -> subclass(u,v) member(not_subclass_element(u,v),u)*.
% 0.13/0.35  12[0:Inp] || member(not_subclass_element(u,v),v)* -> subclass(u,v).
% 0.13/0.35  16[0:Inp] || subclass(u,v)* subclass(v,u)* -> equal(v,u).
% 0.13/0.35  103[0:Res:16.2,8.0] || subclass(y__dfg,x__dfg)*l subclass(x__dfg,y__dfg) -> .
% 0.13/0.35  109[0:Res:7.0,12.0] ||  -> subclass(x__dfg,y__dfg)*r.
% 0.13/0.35  117[0:Res:11.0,9.0] ||  -> subclass(y__dfg,x__dfg)*l.
% 0.13/0.35  125[0:MRR:103.0,103.1,117.0,109.0] ||  -> .
% 0.13/0.35  % SZS output end Refutation
% 0.13/0.35  Formulae used in the proof : prove_equality2_1 prove_equality2_2 prove_equality2_3 not_subclass_members1 not_subclass_members2 subclass_implies_equal
% 0.13/0.35  
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