%------------------------------------------------------------------------------
% File : CSI_E---1.1
% Problem : LCL117-1 : TPTP v9.3.1. Released v1.0.0.
% Transfm : none
% Format : tptp:raw
% Command : java -jar mcs_scs.jar %d %s
% Computer : n008.cluster.edu
% Model : x86_64 x86_64
% CPU : Intel(R) Xeon(R) CPU E5-2620 v4 2.10GHz
% Memory : 8046.5625MB
% OS : Linux 6.8.0-71-generic
% CPULimit : 300s
% WCLimit : 300s
% DateTime : Mon Sep 7 11:20:22 AM UTC 2026
% Result : Unsatisfiable 0.28s 0.50s
% Output : Assurance 0s
% Verified :
% SZS Type : -
% Comments :
%------------------------------------------------------------------------------
%----No solution output by system
%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.00/0.03 % Problem : LCL117-1 : TPTP v9.3.1. Released v1.0.0.
% 0.00/0.03 % Command : java -jar mcs_scs.jar %d %s
% 0.07/0.33 % Computer : n008.cluster.edu
% 0.07/0.33 % Model : x86_64 x86_64
% 0.07/0.33 % CPU : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.07/0.33 % Memory : 8046.5625MB
% 0.07/0.33 % OS : Linux 6.8.0-71-generic
% 0.07/0.33 % CPULimit : 300
% 0.07/0.33 % WCLimit : 300
% 0.07/0.33 % DateTime : Fri Sep 4 21:12:08 UTC 2026
% 0.07/0.33 % CPUTime :
% 0.14/0.44 start to proof:theBenchmark.p
% 0.28/0.50 % Version : CSI_E---1.1
% 0.28/0.50 % Problem : theBenchmark.p
% 0.28/0.50 % Proof found!
% 0.28/0.50 # SZS status Unsatisfiable
% 0.28/0.50 % SZS output start Proof
% 0.28/0.50 cnf(condensed_detachment, axiom, (is_a_theorem(X2)|~is_a_theorem(equivalent(X1,X2))|~is_a_theorem(X1)), file('/export/starexec/sandbox/benchmark/theBenchmark.p', condensed_detachment)).
% 0.28/0.50 cnf(yqm, axiom, (is_a_theorem(equivalent(equivalent(X1,X2),equivalent(equivalent(X3,X2),equivalent(X3,X1))))), file('/export/starexec/sandbox/benchmark/theBenchmark.p', yqm)).
% 0.28/0.50 cnf(prove_qyf, negated_conjecture, (~is_a_theorem(equivalent(equivalent(equivalent(a,b),equivalent(a,c)),equivalent(c,b)))), file('/export/starexec/sandbox/benchmark/theBenchmark.p', prove_qyf)).
% 0.28/0.50 cnf(c_0_3, plain, (is_a_theorem(X2)|~is_a_theorem(equivalent(X1,X2))|~is_a_theorem(X1)), inference(fof_simplification,[status(thm)],[condensed_detachment])).
% 0.28/0.50 cnf(c_0_4, plain, (is_a_theorem(X2)|~is_a_theorem(equivalent(X1,X2))|~is_a_theorem(X1)), c_0_3).
% 0.28/0.50 cnf(c_0_5, axiom, (is_a_theorem(equivalent(equivalent(X1,X2),equivalent(equivalent(X3,X2),equivalent(X3,X1))))), yqm).
% 0.28/0.50 cnf(c_0_6, plain, (is_a_theorem(equivalent(equivalent(X1,X2),equivalent(X1,X3)))|~is_a_theorem(equivalent(X3,X2))), inference(spm,[status(thm)],[c_0_4, c_0_5])).
% 0.28/0.50 cnf(c_0_7, plain, (is_a_theorem(equivalent(X1,X2))|~is_a_theorem(equivalent(X1,X3))|~is_a_theorem(equivalent(X2,X3))), inference(spm,[status(thm)],[c_0_4, c_0_6])).
% 0.28/0.50 cnf(c_0_8, plain, (is_a_theorem(equivalent(equivalent(X1,X2),X3))|~is_a_theorem(equivalent(X3,equivalent(equivalent(X4,X2),equivalent(X4,X1))))), inference(spm,[status(thm)],[c_0_7, c_0_5])).
% 0.28/0.50 cnf(c_0_9, plain, (is_a_theorem(equivalent(equivalent(X1,X2),equivalent(X1,X2)))), inference(spm,[status(thm)],[c_0_8, c_0_5])).
% 0.28/0.50 cnf(c_0_10, negated_conjecture, (~is_a_theorem(equivalent(equivalent(equivalent(a,b),equivalent(a,c)),equivalent(c,b)))), inference(fof_simplification,[status(thm)],[prove_qyf])).
% 0.28/0.50 cnf(c_0_11, plain, (is_a_theorem(equivalent(equivalent(X1,X2),X3))|~is_a_theorem(equivalent(X3,equivalent(X1,X2)))), inference(spm,[status(thm)],[c_0_7, c_0_9])).
% 0.28/0.50 cnf(c_0_12, negated_conjecture, (~is_a_theorem(equivalent(equivalent(equivalent(a,b),equivalent(a,c)),equivalent(c,b)))), c_0_10).
% 0.28/0.50 cnf(c_0_13, plain, (is_a_theorem(equivalent(equivalent(equivalent(X1,X2),equivalent(X1,X3)),equivalent(X3,X2)))), inference(spm,[status(thm)],[c_0_11, c_0_5])).
% 0.28/0.50 cnf(c_0_14, negated_conjecture, ($false), inference(cn,[status(thm)],[inference(rw,[status(thm)],[c_0_12, c_0_13])]), ['proof']).
% 0.28/0.50 % SZS output end Proof
% 0.28/0.50 % User time : 0.002 s
% 0.28/0.50 % System time : 0.001 s
% 0.28/0.50 % Total time : 0.003 s
% 0.28/0.50 % User time : 0.004 s
% 0.28/0.50 % System time : 0.003 s
% 0.28/0.50 % Total time : 0.007 s
% 0.28/0.50
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