%------------------------------------------------------------------------------
% File : Drodi-SAT---4.1.1
% Problem : GRP486-1 : TPTP v9.3.1. Released v2.6.0.
% Transfm : none
% Format : tptp:raw
% Command : drodi -satmode(on) -timeout(300) /export/starexec/sandbox2/benchmark/theBenchmark.p
% Computer : n011.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 : Thu Sep 24 12:36:42 PM UTC 2026
% Result : Unsatisfiable 0.10s 0.40s
% Output : Assurance 0s
% Verified :
% SZS Type : -
% Comments :
%------------------------------------------------------------------------------
%----No solution output by system
%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.00/0.03 % Problem : GRP486-1 : TPTP v9.3.1. Released v2.6.0.
% 0.00/0.04 % Command : drodi -satmode(on) -timeout(300) /export/starexec/sandbox2/benchmark/theBenchmark.p
% 0.10/0.37 % Computer : n011.cluster.edu
% 0.10/0.37 % Model : x86_64 x86_64
% 0.10/0.37 % CPU : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.10/0.37 % Memory : 8046.5625MB
% 0.10/0.37 % OS : Linux 6.8.0-71-generic
% 0.10/0.37 % CPULimit : 300
% 0.10/0.37 % WCLimit : 300
% 0.10/0.37 % DateTime : Sun Sep 20 20:14:42 UTC 2026
% 0.10/0.37 % CPUTime :
% 0.10/0.38 % Drodi V4.1.1
% 0.10/0.40 % Refutation found
% 0.10/0.40 % SZS status Unsatisfiable for theBenchmark: Theory is unsatisfiable
% 0.10/0.40 % SZS output start CNFRefutation for theBenchmark
% 0.10/0.40 fof(f1,axiom,(
% 0.10/0.40 (![A,B,C]: (double_divide(double_divide(A,double_divide(double_divide(double_divide(A,B),C),double_divide(B,identity))),double_divide(identity,identity)) = C ))),
% 0.10/0.40 file('/export/starexec/sandbox2/benchmark/theBenchmark.p')).
% 0.10/0.40 fof(f2,axiom,(
% 0.10/0.40 (![A,B]: (multiply(A,B) = double_divide(double_divide(B,A),identity) ))),
% 0.10/0.40 file('/export/starexec/sandbox2/benchmark/theBenchmark.p')).
% 0.10/0.40 fof(f3,axiom,(
% 0.10/0.40 (![A]: (inverse(A) = double_divide(A,identity) ))),
% 0.10/0.40 file('/export/starexec/sandbox2/benchmark/theBenchmark.p')).
% 0.10/0.40 fof(f4,axiom,(
% 0.10/0.40 (![A]: (identity = double_divide(A,inverse(A)) ))),
% 0.10/0.40 file('/export/starexec/sandbox2/benchmark/theBenchmark.p')).
% 0.10/0.40 fof(f5,negated_conjecture,(
% 0.10/0.40 multiply(multiply(a3,b3),c3) != multiply(a3,multiply(b3,c3)) ),
% 0.10/0.40 file('/export/starexec/sandbox2/benchmark/theBenchmark.p')).
% 0.10/0.40 fof(f6,plain,(
% 0.10/0.40 ![X0,X1,X2]: (double_divide(double_divide(X0,double_divide(double_divide(double_divide(X0,X1),X2),double_divide(X1,identity))),double_divide(identity,identity))=X2)),
% 0.10/0.40 inference(cnf_transformation,[status(thm)],[f1])).
% 0.10/0.40 fof(f7,plain,(
% 0.10/0.40 ![X0,X1]: (multiply(X0,X1)=double_divide(double_divide(X1,X0),identity))),
% 0.10/0.40 inference(cnf_transformation,[status(thm)],[f2])).
% 0.10/0.40 fof(f8,plain,(
% 0.10/0.40 ![X0]: (inverse(X0)=double_divide(X0,identity))),
% 0.10/0.40 inference(cnf_transformation,[status(thm)],[f3])).
% 0.10/0.40 fof(f9,plain,(
% 0.10/0.40 ![X0]: (identity=double_divide(X0,inverse(X0)))),
% 0.10/0.40 inference(cnf_transformation,[status(thm)],[f4])).
% 0.10/0.40 fof(f10,plain,(
% 0.10/0.40 ~multiply(multiply(a3,b3),c3)=multiply(a3,multiply(b3,c3))),
% 0.10/0.40 inference(cnf_transformation,[status(thm)],[f5])).
% 0.10/0.40 fof(f16,plain,(
% 0.10/0.40 ![X0,X1,X2]: (double_divide(double_divide(X0,double_divide(double_divide(double_divide(X0,X1),X2),double_divide(X1,identity))),inverse(identity))=X2)),
% 0.10/0.40 inference(backward_demodulation,[status(thm)],[f8,f6])).
% 0.10/0.40 fof(f17,plain,(
% 0.10/0.40 ![X0,X1]: (multiply(X0,X1)=inverse(double_divide(X1,X0)))),
% 0.10/0.40 inference(backward_demodulation,[status(thm)],[f8,f7])).
% 0.10/0.40 fof(f18,plain,(
% 0.10/0.40 ![X0,X1,X2]: (double_divide(double_divide(X0,double_divide(double_divide(double_divide(X0,X1),X2),inverse(X1))),inverse(identity))=X2)),
% 0.10/0.40 inference(forward_demodulation,[status(thm)],[f8,f16])).
% 0.10/0.40 fof(f19,plain,(
% 0.10/0.40 ![X0]: (multiply(identity,X0)=inverse(inverse(X0)))),
% 0.10/0.40 inference(paramodulation,[status(thm)],[f8,f17])).
% 0.10/0.40 fof(f20,plain,(
% 0.10/0.40 ![X0,X1]: (identity=double_divide(double_divide(X0,X1),multiply(X1,X0)))),
% 0.10/0.40 inference(paramodulation,[status(thm)],[f17,f9])).
% 0.10/0.40 fof(f26,plain,(
% 0.10/0.40 ![X0,X1]: (multiply(multiply(X0,X1),double_divide(X1,X0))=inverse(identity))),
% 0.10/0.40 inference(paramodulation,[status(thm)],[f20,f17])).
% 0.10/0.40 fof(f50,plain,(
% 0.10/0.40 ![X0,X1]: (double_divide(double_divide(X0,double_divide(identity,inverse(X1))),inverse(identity))=multiply(X1,X0))),
% 0.10/0.40 inference(paramodulation,[status(thm)],[f20,f18])).
% 0.10/0.40 fof(f53,plain,(
% 0.10/0.40 ![X0,X1,X2,X3]: (double_divide(double_divide(double_divide(X0,double_divide(double_divide(double_divide(X0,X1),X2),inverse(X1))),double_divide(double_divide(X2,X3),inverse(inverse(identity)))),inverse(identity))=X3)),
% 0.10/0.40 inference(paramodulation,[status(thm)],[f18,f18])).
% 0.10/0.40 fof(f55,plain,(
% 0.10/0.40 ![X0,X1]: (double_divide(double_divide(X0,double_divide(double_divide(identity,X1),inverse(inverse(X0)))),inverse(identity))=X1)),
% 0.10/0.40 inference(paramodulation,[status(thm)],[f9,f18])).
% 0.10/0.40 fof(f56,plain,(
% 0.10/0.40 ![X0,X1]: (double_divide(double_divide(X0,double_divide(double_divide(inverse(X0),X1),inverse(identity))),inverse(identity))=X1)),
% 0.10/0.40 inference(paramodulation,[status(thm)],[f8,f18])).
% 0.10/0.40 fof(f67,plain,(
% 0.10/0.40 ![X0]: (double_divide(double_divide(X0,identity),inverse(identity))=multiply(identity,X0))),
% 0.10/0.40 inference(paramodulation,[status(thm)],[f9,f50])).
% 0.10/0.40 fof(f69,plain,(
% 0.10/0.40 ![X0,X1]: (double_divide(double_divide(X0,multiply(X1,double_divide(X0,identity))),inverse(identity))=double_divide(identity,inverse(X1)))),
% 0.10/0.40 inference(paramodulation,[status(thm)],[f50,f18])).
% 0.10/0.40 fof(f75,plain,(
% 0.10/0.40 ![X0]: (double_divide(inverse(X0),inverse(identity))=multiply(identity,X0))),
% 0.10/0.40 inference(forward_demodulation,[status(thm)],[f8,f67])).
% 0.10/0.40 fof(f76,plain,(
% 0.10/0.40 ![X0]: (double_divide(inverse(X0),inverse(identity))=inverse(inverse(X0)))),
% 0.10/0.40 inference(forward_demodulation,[status(thm)],[f19,f75])).
% 0.10/0.40 fof(f77,plain,(
% 0.10/0.40 ![X0,X1]: (double_divide(double_divide(X0,multiply(X1,inverse(X0))),inverse(identity))=double_divide(identity,inverse(X1)))),
% 0.10/0.40 inference(forward_demodulation,[status(thm)],[f8,f69])).
% 0.10/0.40 fof(f234,plain,(
% 0.10/0.40 ![X0,X1,X2]: (double_divide(double_divide(double_divide(X0,double_divide(double_divide(double_divide(X0,X1),inverse(X2)),inverse(X1))),double_divide(inverse(inverse(X2)),inverse(inverse(identity)))),inverse(identity))=inverse(identity))),
% 0.10/0.40 inference(paramodulation,[status(thm)],[f76,f53])).
% 0.10/0.40 fof(f243,plain,(
% 0.10/0.40 ![X0,X1,X2]: (double_divide(double_divide(double_divide(X0,double_divide(double_divide(double_divide(X0,X1),X2),inverse(X1))),double_divide(inverse(X2),inverse(inverse(identity)))),inverse(identity))=identity)),
% 0.10/0.40 inference(paramodulation,[status(thm)],[f8,f53])).
% 0.10/0.40 fof(f280,plain,(
% 0.10/0.40 identity=inverse(identity)),
% 0.10/0.40 inference(backward_demodulation,[status(thm)],[f243,f234])).
% 0.10/0.40 fof(f285,plain,(
% 0.10/0.40 ![X0,X1,X2,X3]: (double_divide(double_divide(double_divide(X0,double_divide(double_divide(double_divide(X0,X1),X2),inverse(X1))),double_divide(double_divide(X2,X3),inverse(inverse(identity)))),identity)=X3)),
% 0.10/0.40 inference(backward_demodulation,[status(thm)],[f280,f53])).
% 0.10/0.40 fof(f292,plain,(
% 0.10/0.40 ![X0,X1,X2]: (double_divide(double_divide(X0,double_divide(double_divide(double_divide(X0,X1),X2),inverse(X1))),identity)=X2)),
% 0.10/0.40 inference(backward_demodulation,[status(thm)],[f280,f18])).
% 0.10/0.40 fof(f293,plain,(
% 0.10/0.40 ![X0,X1]: (multiply(multiply(X0,X1),double_divide(X1,X0))=identity)),
% 0.10/0.40 inference(backward_demodulation,[status(thm)],[f280,f26])).
% 0.10/0.40 fof(f364,plain,(
% 0.10/0.40 ![X0,X1]: (double_divide(double_divide(X0,multiply(X1,inverse(X0))),identity)=double_divide(identity,inverse(X1)))),
% 0.10/0.40 inference(backward_demodulation,[status(thm)],[f280,f77])).
% 0.10/0.40 fof(f368,plain,(
% 0.10/0.40 ![X0,X1]: (double_divide(double_divide(X0,double_divide(double_divide(inverse(X0),X1),inverse(identity))),identity)=X1)),
% 0.10/0.40 inference(backward_demodulation,[status(thm)],[f280,f56])).
% 0.10/0.40 fof(f369,plain,(
% 0.10/0.40 ![X0,X1]: (double_divide(double_divide(X0,double_divide(double_divide(identity,X1),inverse(inverse(X0)))),identity)=X1)),
% 0.10/0.40 inference(backward_demodulation,[status(thm)],[f280,f55])).
% 0.10/0.40 fof(f372,plain,(
% 0.10/0.40 ![X0,X1,X2,X3]: (inverse(double_divide(double_divide(X0,double_divide(double_divide(double_divide(X0,X1),X2),inverse(X1))),double_divide(double_divide(X2,X3),inverse(inverse(identity)))))=X3)),
% 0.10/0.40 inference(forward_demodulation,[status(thm)],[f8,f285])).
% 0.10/0.40 fof(f373,plain,(
% 0.10/0.40 ![X0,X1,X2,X3]: (multiply(double_divide(double_divide(X0,X1),inverse(inverse(identity))),double_divide(X2,double_divide(double_divide(double_divide(X2,X3),X0),inverse(X3))))=X1)),
% 0.10/0.40 inference(forward_demodulation,[status(thm)],[f17,f372])).
% 0.10/0.40 fof(f374,plain,(
% 0.10/0.40 ![X0,X1,X2,X3]: (multiply(double_divide(double_divide(X0,X1),inverse(identity)),double_divide(X2,double_divide(double_divide(double_divide(X2,X3),X0),inverse(X3))))=X1)),
% 0.10/0.40 inference(forward_demodulation,[status(thm)],[f280,f373])).
% 0.10/0.40 fof(f375,plain,(
% 0.10/0.40 ![X0,X1,X2,X3]: (multiply(double_divide(double_divide(X0,X1),identity),double_divide(X2,double_divide(double_divide(double_divide(X2,X3),X0),inverse(X3))))=X1)),
% 0.10/0.40 inference(forward_demodulation,[status(thm)],[f280,f374])).
% 0.10/0.40 fof(f376,plain,(
% 0.10/0.40 ![X0,X1,X2,X3]: (multiply(inverse(double_divide(X0,X1)),double_divide(X2,double_divide(double_divide(double_divide(X2,X3),X0),inverse(X3))))=X1)),
% 0.10/0.40 inference(forward_demodulation,[status(thm)],[f8,f375])).
% 0.10/0.40 fof(f377,plain,(
% 0.10/0.40 ![X0,X1,X2,X3]: (multiply(multiply(X0,X1),double_divide(X2,double_divide(double_divide(double_divide(X2,X3),X1),inverse(X3))))=X0)),
% 0.10/0.40 inference(forward_demodulation,[status(thm)],[f17,f376])).
% 0.10/0.40 fof(f387,plain,(
% 0.10/0.40 ![X0,X1,X2]: (inverse(double_divide(X0,double_divide(double_divide(double_divide(X0,X1),X2),inverse(X1))))=X2)),
% 0.10/0.40 inference(forward_demodulation,[status(thm)],[f8,f292])).
% 0.10/0.40 fof(f388,plain,(
% 0.10/0.40 ![X0,X1,X2]: (multiply(double_divide(double_divide(double_divide(X0,X1),X2),inverse(X1)),X0)=X2)),
% 0.10/0.40 inference(forward_demodulation,[status(thm)],[f17,f387])).
% 0.10/0.40 fof(f767,plain,(
% 0.10/0.40 ![X0,X1]: (inverse(double_divide(X0,multiply(X1,inverse(X0))))=double_divide(identity,inverse(X1)))),
% 0.10/0.40 inference(forward_demodulation,[status(thm)],[f8,f364])).
% 0.10/0.40 fof(f768,plain,(
% 0.10/0.40 ![X0,X1]: (multiply(multiply(X0,inverse(X1)),X1)=double_divide(identity,inverse(X0)))),
% 0.10/0.40 inference(forward_demodulation,[status(thm)],[f17,f767])).
% 0.10/0.40 fof(f777,plain,(
% 0.10/0.40 ![X0,X1]: (inverse(double_divide(X0,double_divide(double_divide(inverse(X0),X1),inverse(identity))))=X1)),
% 0.10/0.40 inference(forward_demodulation,[status(thm)],[f8,f368])).
% 0.10/0.40 fof(f778,plain,(
% 0.10/0.40 ![X0,X1]: (multiply(double_divide(double_divide(inverse(X0),X1),inverse(identity)),X0)=X1)),
% 0.10/0.40 inference(forward_demodulation,[status(thm)],[f17,f777])).
% 0.10/0.40 fof(f779,plain,(
% 0.10/0.40 ![X0,X1]: (multiply(double_divide(double_divide(inverse(X0),X1),identity),X0)=X1)),
% 0.10/0.40 inference(forward_demodulation,[status(thm)],[f280,f778])).
% 0.10/0.40 fof(f780,plain,(
% 0.10/0.40 ![X0,X1]: (multiply(inverse(double_divide(inverse(X0),X1)),X0)=X1)),
% 0.10/0.40 inference(forward_demodulation,[status(thm)],[f8,f779])).
% 0.10/0.40 fof(f781,plain,(
% 0.10/0.40 ![X0]: (X0=double_divide(identity,inverse(X0)))),
% 0.10/0.40 inference(backward_demodulation,[status(thm)],[f782,f768])).
% 0.10/0.40 fof(f782,plain,(
% 0.10/0.40 ![X0,X1]: (multiply(multiply(X0,inverse(X1)),X1)=X0)),
% 0.10/0.40 inference(forward_demodulation,[status(thm)],[f17,f780])).
% 0.10/0.40 fof(f783,plain,(
% 0.10/0.40 ![X0,X1]: (inverse(double_divide(X0,double_divide(double_divide(identity,X1),inverse(inverse(X0)))))=X1)),
% 0.10/0.40 inference(forward_demodulation,[status(thm)],[f8,f369])).
% 0.10/0.40 fof(f784,plain,(
% 0.10/0.40 ![X0,X1]: (multiply(double_divide(double_divide(identity,X0),inverse(inverse(X1))),X1)=X0)),
% 0.10/0.40 inference(forward_demodulation,[status(thm)],[f17,f783])).
% 0.10/0.40 fof(f807,plain,(
% 0.10/0.40 ![X0,X1,X2,X3,X4]: (multiply(X0,double_divide(X1,double_divide(double_divide(double_divide(X1,X2),X3),inverse(X2))))=double_divide(double_divide(double_divide(X3,X4),X0),inverse(X4)))),
% 0.10/0.40 inference(paramodulation,[status(thm)],[f388,f377])).
% 0.10/0.40 fof(f913,plain,(
% 0.10/0.40 ![X0,X1]: (multiply(double_divide(double_divide(X0,X1),inverse(inverse(X0))),identity)=X1)),
% 0.10/0.40 inference(paramodulation,[status(thm)],[f781,f388])).
% 0.10/0.40 fof(f915,plain,(
% 0.10/0.40 ![X0]: (multiply(inverse(X0),identity)=inverse(X0))),
% 0.10/0.40 inference(paramodulation,[status(thm)],[f781,f17])).
% 0.10/0.40 fof(f1007,plain,(
% 0.10/0.40 ![X0,X1,X2,X3]: (multiply(X0,double_divide(X1,double_divide(double_divide(double_divide(X1,X2),X3),inverse(X2))))=multiply(X0,inverse(X3)))),
% 0.10/0.40 inference(paramodulation,[status(thm)],[f782,f377])).
% 0.10/0.40 fof(f1017,plain,(
% 0.10/0.40 ![X0,X1,X2]: (multiply(X0,inverse(X1))=double_divide(double_divide(double_divide(X1,X2),X0),inverse(X2)))),
% 0.10/0.40 inference(backward_demodulation,[status(thm)],[f1007,f807])).
% 0.10/0.40 fof(f1033,plain,(
% 0.10/0.40 ![X0,X1,X2]: (multiply(X0,double_divide(X1,multiply(X2,inverse(X1))))=multiply(X0,inverse(X2)))),
% 0.10/0.40 inference(backward_demodulation,[status(thm)],[f1017,f1007])).
% 0.10/0.40 fof(f1043,plain,(
% 0.10/0.40 ![X0,X1]: (multiply(double_divide(X0,inverse(inverse(X1))),X1)=inverse(X0))),
% 0.10/0.40 inference(paramodulation,[status(thm)],[f781,f784])).
% 0.10/0.40 fof(f1046,plain,(
% 0.10/0.40 ![X0]: (multiply(double_divide(double_divide(identity,X0),inverse(identity)),identity)=X0)),
% 0.10/0.40 inference(paramodulation,[status(thm)],[f280,f784])).
% 0.10/0.40 fof(f1053,plain,(
% 0.10/0.40 ![X0]: (multiply(double_divide(double_divide(identity,X0),identity),identity)=X0)),
% 0.10/0.40 inference(forward_demodulation,[status(thm)],[f280,f1046])).
% 0.10/0.40 fof(f1054,plain,(
% 0.10/0.40 ![X0]: (multiply(inverse(double_divide(identity,X0)),identity)=X0)),
% 0.10/0.40 inference(forward_demodulation,[status(thm)],[f8,f1053])).
% 0.10/0.40 fof(f1055,plain,(
% 0.10/0.40 ![X0]: (inverse(double_divide(identity,X0))=X0)),
% 0.10/0.40 inference(forward_demodulation,[status(thm)],[f915,f1054])).
% 0.10/0.40 fof(f1057,plain,(
% 0.10/0.40 ![X0,X1]: (double_divide(double_divide(X0,X1),inverse(inverse(X0)))=X1)),
% 0.10/0.40 inference(backward_demodulation,[status(thm)],[f1060,f913])).
% 0.10/0.40 fof(f1060,plain,(
% 0.10/0.40 ![X0]: (multiply(X0,identity)=X0)),
% 0.10/0.40 inference(forward_demodulation,[status(thm)],[f17,f1055])).
% 0.10/0.40 fof(f1111,plain,(
% 0.10/0.40 ![X0,X1]: (multiply(X0,double_divide(X1,multiply(X0,inverse(X1))))=identity)),
% 0.10/0.40 inference(paramodulation,[status(thm)],[f782,f293])).
% 0.10/0.40 fof(f1125,plain,(
% 0.10/0.41 ![X0]: (multiply(X0,inverse(X0))=identity)),
% 0.10/0.41 inference(forward_demodulation,[status(thm)],[f1033,f1111])).
% 0.10/0.41 fof(f1449,plain,(
% 0.10/0.41 ![X0]: (multiply(identity,X0)=X0)),
% 0.10/0.41 inference(paramodulation,[status(thm)],[f1125,f782])).
% 0.10/0.41 fof(f1460,plain,(
% 0.10/0.41 ![X0]: (X0=inverse(inverse(X0)))),
% 0.10/0.41 inference(backward_demodulation,[status(thm)],[f1449,f19])).
% 0.10/0.41 fof(f1489,plain,(
% 0.10/0.41 ![X0,X1]: (double_divide(double_divide(X0,X1),X0)=X1)),
% 0.10/0.41 inference(backward_demodulation,[status(thm)],[f1460,f1057])).
% 0.10/0.41 fof(f1491,plain,(
% 0.10/0.41 ![X0,X1]: (multiply(double_divide(X0,X1),X1)=inverse(X0))),
% 0.10/0.41 inference(backward_demodulation,[status(thm)],[f1460,f1043])).
% 0.10/0.41 fof(f2141,plain,(
% 0.10/0.41 ![X0,X1,X2]: (multiply(X0,inverse(double_divide(X1,X2)))=double_divide(double_divide(X2,X0),inverse(X1)))),
% 0.10/0.41 inference(paramodulation,[status(thm)],[f1489,f1017])).
% 0.10/0.41 fof(f2184,plain,(
% 0.10/0.41 ![X0,X1,X2]: (multiply(X0,multiply(X1,X2))=double_divide(double_divide(X1,X0),inverse(X2)))),
% 0.10/0.41 inference(forward_demodulation,[status(thm)],[f17,f2141])).
% 0.10/0.41 fof(f2505,plain,(
% 0.10/0.41 ![X0,X1]: (multiply(inverse(X0),X1)=double_divide(X0,inverse(X1)))),
% 0.10/0.41 inference(paramodulation,[status(thm)],[f1491,f782])).
% 0.10/0.41 fof(f2520,plain,(
% 0.10/0.41 ![X0,X1,X2]: (multiply(X0,multiply(X1,X2))=multiply(inverse(double_divide(X1,X0)),X2))),
% 0.10/0.41 inference(backward_demodulation,[status(thm)],[f2505,f2184])).
% 0.10/0.41 fof(f2534,plain,(
% 0.10/0.41 ~multiply(a3,multiply(b3,c3))=multiply(a3,multiply(b3,c3))),
% 0.10/0.41 inference(backward_demodulation,[status(thm)],[f2550,f10])).
% 0.10/0.41 fof(f2550,plain,(
% 0.10/0.41 ![X0,X1,X2]: (multiply(X0,multiply(X1,X2))=multiply(multiply(X0,X1),X2))),
% 0.10/0.41 inference(forward_demodulation,[status(thm)],[f17,f2520])).
% 0.10/0.41 fof(f2554,plain,(
% 0.10/0.41 $false),
% 0.10/0.41 inference(trivial_equality_resolution,[status(thm)],[f2534])).
% 0.10/0.41 % SZS output end CNFRefutation for theBenchmark.p
% 0.10/0.42 % Elapsed time: 0.043379 seconds
% 0.10/0.42 % CPU time: 0.218813 seconds
% 0.10/0.42 % Total memory used: 11.876 MB
% 0.10/0.42 % Net memory used: 10.979 MB
%------------------------------------------------------------------------------