%------------------------------------------------------------------------------
% File : Twee---2.7
% Problem : GRP511-1 : TPTP v9.3.1. Released v2.6.0.
% Transfm : none
% Format : tptp:raw
% Command : run_twee /export/starexec/sandbox/benchmark/theBenchmark.p
% Computer : n005.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 : Tue Sep 29 10:11:07 AM UTC 2026
% Result : Unsatisfiable 0.11s 0.44s
% Output : CNFRefutation 0.62s
% Verified :
% SZS Type : Refutation
% Derivation depth : 56
% Number of leaves : 2
% Syntax : Number of clauses : 134 ( 134 unt; 0 nHn; 24 RR)
% Number of literals : 134 ( 133 equ; 1 neg)
% Maximal clause size : 1 ( 1 avg)
% Maximal term depth : 8 ( 2 avg)
% Number of predicates : 2 ( 0 usr; 1 prp; 0-2 aty)
% Number of functors : 5 ( 5 usr; 3 con; 0-2 aty)
% Number of variables : 289 ( 0 sgn)
% Comments :
%------------------------------------------------------------------------------
cnf(c1,negated_conjecture,
multiply(multiply(a3,b3),c3) != multiply(a3,multiply(b3,c3)),
file('/export/starexec/sandbox/benchmark/theBenchmark.p',prove_these_axioms_3) ).
cnf(c2,axiom,
multiply(multiply(multiply(A,B),C),inverse(multiply(A,C))) = B,
file('/export/starexec/sandbox/benchmark/theBenchmark.p',single_axiom) ).
cnf(c3,plain,
multiply(multiply(multiply(X3,inverse(multiply(multiply(X4,X3),inverse(multiply(X4,X2))))),X),inverse(multiply(X3,X))) = inverse(multiply(multiply(X4,X3),inverse(multiply(X4,X2)))),
inference(substitution,[status(thm)],[c2]) ).
cnf(c4,plain,
inverse(multiply(multiply(X4,X3),inverse(multiply(X4,X2)))) = multiply(multiply(multiply(X3,inverse(multiply(multiply(X4,X3),inverse(multiply(X4,X2))))),X),inverse(multiply(X3,X))),
inference(symmetry,[status(thm)],[c3]) ).
cnf(c5,plain,
multiply(multiply(multiply(X2,X3),X),inverse(multiply(X2,X))) = X3,
inference(substitution,[status(thm)],[c2]) ).
cnf(c6,plain,
X3 = multiply(multiply(multiply(X2,X3),X),inverse(multiply(X2,X))),
inference(symmetry,[status(thm)],[c5]) ).
cnf(c7,plain,
multiply(X3,inverse(multiply(multiply(X2,X3),inverse(multiply(X2,X))))) = multiply(multiply(multiply(multiply(X2,X3),X),inverse(multiply(X2,X))),inverse(multiply(multiply(X2,X3),inverse(multiply(X2,X))))),
inference(congruence,[status(thm)],[c6]) ).
cnf(c8,plain,
multiply(multiply(multiply(multiply(X2,X3),X),inverse(multiply(X2,X))),inverse(multiply(multiply(X2,X3),inverse(multiply(X2,X))))) = X,
inference(substitution,[status(thm)],[c2]) ).
cnf(c9,plain,
multiply(X3,inverse(multiply(multiply(X2,X3),inverse(multiply(X2,X))))) = X,
inference(transitivity,[status(thm)],[c7,c8]) ).
cnf(c10,plain,
multiply(X2,inverse(multiply(multiply(X3,X2),inverse(multiply(X3,X))))) = X,
inference(substitution,[status(thm)],[c9]) ).
cnf(c11,plain,
multiply(multiply(X3,inverse(multiply(multiply(X4,X3),inverse(multiply(X4,X2))))),X) = multiply(X2,X),
inference(congruence,[status(thm)],[c10]) ).
cnf(c12,plain,
multiply(multiply(multiply(X3,inverse(multiply(multiply(X4,X3),inverse(multiply(X4,X2))))),X),inverse(multiply(X3,X))) = multiply(multiply(X2,X),inverse(multiply(X3,X))),
inference(congruence,[status(thm)],[c11]) ).
cnf(c13,plain,
inverse(multiply(multiply(X4,X3),inverse(multiply(X4,X2)))) = multiply(multiply(X2,X),inverse(multiply(X3,X))),
inference(transitivity,[status(thm)],[c4,c12]) ).
cnf(c14,plain,
inverse(multiply(multiply(X,X3),inverse(multiply(X,X3)))) = multiply(multiply(X3,X2),inverse(multiply(X3,X2))),
inference(substitution,[status(thm)],[c13]) ).
cnf(c15,plain,
multiply(multiply(X3,X2),inverse(multiply(X3,X2))) = inverse(multiply(multiply(X,X3),inverse(multiply(X,X3)))),
inference(symmetry,[status(thm)],[c14]) ).
cnf(c16,plain,
multiply(X4,multiply(multiply(X3,X2),inverse(multiply(X3,X2)))) = multiply(X4,inverse(multiply(multiply(X,X3),inverse(multiply(X,X3))))),
inference(congruence,[status(thm)],[c15]) ).
cnf(c17,plain,
multiply(X,inverse(multiply(multiply(X3,X),inverse(multiply(X3,X2))))) = X2,
inference(substitution,[status(thm)],[c9]) ).
cnf(c18,plain,
X3 = multiply(X2,inverse(multiply(multiply(X,X2),inverse(multiply(X,X3))))),
inference(symmetry,[status(thm)],[c17]) ).
cnf(c19,plain,
multiply(X4,X2) = multiply(multiply(X3,inverse(multiply(multiply(X,X3),inverse(multiply(X,X4))))),X2),
inference(congruence,[status(thm)],[c18]) ).
cnf(c20,plain,
multiply(multiply(X4,X2),inverse(multiply(X3,X2))) = multiply(multiply(multiply(X3,inverse(multiply(multiply(X,X3),inverse(multiply(X,X4))))),X2),inverse(multiply(X3,X2))),
inference(congruence,[status(thm)],[c19]) ).
cnf(c21,plain,
multiply(multiply(multiply(X3,inverse(multiply(multiply(X,X3),inverse(multiply(X,X4))))),X2),inverse(multiply(X3,X2))) = inverse(multiply(multiply(X,X3),inverse(multiply(X,X4)))),
inference(substitution,[status(thm)],[c2]) ).
cnf(c22,plain,
multiply(multiply(multiply(X2,inverse(multiply(multiply(X,X2),inverse(multiply(X,X4))))),X3),inverse(multiply(X2,X3))) = inverse(multiply(multiply(X,X2),inverse(multiply(X,X4)))),
inference(substitution,[status(thm)],[c2]) ).
cnf(c23,plain,
inverse(multiply(multiply(X,X2),inverse(multiply(X,X4)))) = multiply(multiply(multiply(X2,inverse(multiply(multiply(X,X2),inverse(multiply(X,X4))))),X3),inverse(multiply(X2,X3))),
inference(symmetry,[status(thm)],[c22]) ).
cnf(c24,plain,
multiply(X2,inverse(multiply(multiply(X,X2),inverse(multiply(X,X3))))) = X3,
inference(substitution,[status(thm)],[c9]) ).
cnf(c25,plain,
multiply(multiply(X2,inverse(multiply(multiply(X,X2),inverse(multiply(X,X4))))),X3) = multiply(X4,X3),
inference(congruence,[status(thm)],[c24]) ).
cnf(c26,plain,
multiply(multiply(multiply(X2,inverse(multiply(multiply(X,X2),inverse(multiply(X,X4))))),X3),inverse(multiply(X2,X3))) = multiply(multiply(X4,X3),inverse(multiply(X2,X3))),
inference(congruence,[status(thm)],[c25]) ).
cnf(c27,plain,
inverse(multiply(multiply(X,X2),inverse(multiply(X,X4)))) = multiply(multiply(X4,X3),inverse(multiply(X2,X3))),
inference(transitivity,[status(thm)],[c23,c26]) ).
cnf(c28,plain,
multiply(multiply(multiply(X3,inverse(multiply(multiply(X,X3),inverse(multiply(X,X5))))),X2),inverse(multiply(X3,X2))) = multiply(multiply(X5,X4),inverse(multiply(X3,X4))),
inference(transitivity,[status(thm)],[c21,c27]) ).
cnf(c29,plain,
multiply(multiply(X4,X),inverse(multiply(X2,X))) = multiply(multiply(X4,X3),inverse(multiply(X2,X3))),
inference(transitivity,[status(thm)],[c20,c28]) ).
cnf(c30,plain,
multiply(multiply(X,X2),inverse(multiply(X,X2))) = multiply(multiply(X,X3),inverse(multiply(X,X3))),
inference(substitution,[status(thm)],[c29]) ).
cnf(c31,plain,
inverse(multiply(multiply(X,X2),inverse(multiply(X,X2)))) = inverse(multiply(multiply(X,X3),inverse(multiply(X,X3)))),
inference(congruence,[status(thm)],[c30]) ).
cnf(c32,plain,
multiply(X3,inverse(multiply(multiply(X,X2),inverse(multiply(X,X2))))) = multiply(X3,inverse(multiply(multiply(X,X3),inverse(multiply(X,X3))))),
inference(congruence,[status(thm)],[c31]) ).
cnf(c33,plain,
multiply(X2,inverse(multiply(multiply(X,X2),inverse(multiply(X,X2))))) = X2,
inference(substitution,[status(thm)],[c9]) ).
cnf(c34,plain,
multiply(X3,inverse(multiply(multiply(X,X2),inverse(multiply(X,X2))))) = X3,
inference(transitivity,[status(thm)],[c32,c33]) ).
cnf(c35,plain,
multiply(X3,multiply(multiply(X2,X),inverse(multiply(X2,X)))) = X3,
inference(transitivity,[status(thm)],[c16,c34]) ).
cnf(c36,plain,
X3 = multiply(X3,multiply(multiply(X2,X),inverse(multiply(X2,X)))),
inference(symmetry,[status(thm)],[c35]) ).
cnf(c37,plain,
inverse(X3) = inverse(multiply(X3,multiply(multiply(X2,X),inverse(multiply(X2,X))))),
inference(congruence,[status(thm)],[c36]) ).
cnf(c38,plain,
multiply(multiply(X4,X3),inverse(X4)) = multiply(multiply(X4,X3),inverse(multiply(X4,multiply(multiply(X2,X),inverse(multiply(X2,X)))))),
inference(congruence,[status(thm)],[c37]) ).
cnf(c39,plain,
multiply(multiply(X4,X3),multiply(multiply(X2,X),inverse(multiply(X2,X)))) = multiply(X4,X3),
inference(substitution,[status(thm)],[c35]) ).
cnf(c40,plain,
multiply(X4,X3) = multiply(multiply(X4,X3),multiply(multiply(X2,X),inverse(multiply(X2,X)))),
inference(symmetry,[status(thm)],[c39]) ).
cnf(c41,plain,
multiply(multiply(X4,X3),inverse(multiply(X4,multiply(multiply(X2,X),inverse(multiply(X2,X)))))) = multiply(multiply(multiply(X4,X3),multiply(multiply(X2,X),inverse(multiply(X2,X)))),inverse(multiply(X4,multiply(multiply(X2,X),inverse(multiply(X2,X)))))),
inference(congruence,[status(thm)],[c40]) ).
cnf(c42,plain,
multiply(multiply(multiply(X4,X3),multiply(multiply(X2,X),inverse(multiply(X2,X)))),inverse(multiply(X4,multiply(multiply(X2,X),inverse(multiply(X2,X)))))) = X3,
inference(substitution,[status(thm)],[c2]) ).
cnf(c43,plain,
multiply(multiply(X4,X3),inverse(multiply(X4,multiply(multiply(X2,X),inverse(multiply(X2,X)))))) = X3,
inference(transitivity,[status(thm)],[c41,c42]) ).
cnf(c44,plain,
multiply(multiply(X2,X),inverse(X2)) = X,
inference(transitivity,[status(thm)],[c38,c43]) ).
cnf(c45,plain,
multiply(multiply(X,X2),inverse(X)) = X2,
inference(substitution,[status(thm)],[c44]) ).
cnf(c46,plain,
X2 = multiply(multiply(X,X2),inverse(X)),
inference(symmetry,[status(thm)],[c45]) ).
cnf(c47,plain,
multiply(X2,inverse(multiply(X,X2))) = multiply(multiply(multiply(X,X2),inverse(X)),inverse(multiply(X,X2))),
inference(congruence,[status(thm)],[c46]) ).
cnf(c48,plain,
multiply(multiply(multiply(X,X2),inverse(X)),inverse(multiply(X,X2))) = inverse(X),
inference(substitution,[status(thm)],[c44]) ).
cnf(c49,plain,
multiply(X2,inverse(multiply(X,X2))) = inverse(X),
inference(transitivity,[status(thm)],[c47,c48]) ).
cnf(c50,plain,
multiply(multiply(X2,X),inverse(multiply(X2,multiply(X2,X)))) = inverse(X2),
inference(substitution,[status(thm)],[c49]) ).
cnf(c51,plain,
inverse(X2) = multiply(multiply(X2,X),inverse(multiply(X2,multiply(X2,X)))),
inference(symmetry,[status(thm)],[c50]) ).
cnf(c52,plain,
inverse(inverse(X2)) = inverse(multiply(multiply(X2,X),inverse(multiply(X2,multiply(X2,X))))),
inference(congruence,[status(thm)],[c51]) ).
cnf(c53,plain,
multiply(X,inverse(inverse(X2))) = multiply(X,inverse(multiply(multiply(X2,X),inverse(multiply(X2,multiply(X2,X)))))),
inference(congruence,[status(thm)],[c52]) ).
cnf(c54,plain,
multiply(X,inverse(multiply(multiply(X2,X),inverse(multiply(X2,multiply(X2,X)))))) = multiply(X2,X),
inference(substitution,[status(thm)],[c9]) ).
cnf(c55,plain,
multiply(X,inverse(inverse(X2))) = multiply(X2,X),
inference(transitivity,[status(thm)],[c53,c54]) ).
cnf(c56,plain,
multiply(c3,inverse(inverse(multiply(a3,b3)))) = multiply(multiply(a3,b3),c3),
inference(substitution,[status(thm)],[c55]) ).
cnf(c57,plain,
multiply(multiply(a3,b3),c3) = multiply(c3,inverse(inverse(multiply(a3,b3)))),
inference(symmetry,[status(thm)],[c56]) ).
cnf(c58,plain,
multiply(multiply(X,inverse(multiply(X2,X))),inverse(X)) = inverse(multiply(X2,X)),
inference(substitution,[status(thm)],[c44]) ).
cnf(c59,plain,
inverse(multiply(X2,X)) = multiply(multiply(X,inverse(multiply(X2,X))),inverse(X)),
inference(symmetry,[status(thm)],[c58]) ).
cnf(c60,plain,
multiply(X,inverse(multiply(X2,X))) = inverse(X2),
inference(substitution,[status(thm)],[c49]) ).
cnf(c61,plain,
multiply(multiply(X,inverse(multiply(X2,X))),inverse(X)) = multiply(inverse(X2),inverse(X)),
inference(congruence,[status(thm)],[c60]) ).
cnf(c62,plain,
inverse(multiply(X2,X)) = multiply(inverse(X2),inverse(X)),
inference(transitivity,[status(thm)],[c59,c61]) ).
cnf(c63,plain,
inverse(multiply(a3,b3)) = multiply(inverse(a3),inverse(b3)),
inference(substitution,[status(thm)],[c62]) ).
cnf(c64,plain,
inverse(inverse(multiply(a3,b3))) = inverse(multiply(inverse(a3),inverse(b3))),
inference(congruence,[status(thm)],[c63]) ).
cnf(c65,plain,
multiply(c3,inverse(inverse(multiply(a3,b3)))) = multiply(c3,inverse(multiply(inverse(a3),inverse(b3)))),
inference(congruence,[status(thm)],[c64]) ).
cnf(c66,plain,
inverse(multiply(inverse(a3),inverse(b3))) = multiply(inverse(inverse(a3)),inverse(inverse(b3))),
inference(substitution,[status(thm)],[c62]) ).
cnf(c67,plain,
multiply(c3,inverse(multiply(inverse(a3),inverse(b3)))) = multiply(c3,multiply(inverse(inverse(a3)),inverse(inverse(b3)))),
inference(congruence,[status(thm)],[c66]) ).
cnf(c68,plain,
multiply(inverse(inverse(a3)),inverse(inverse(b3))) = multiply(b3,inverse(inverse(a3))),
inference(substitution,[status(thm)],[c55]) ).
cnf(c69,plain,
multiply(c3,multiply(inverse(inverse(a3)),inverse(inverse(b3)))) = multiply(c3,multiply(b3,inverse(inverse(a3)))),
inference(congruence,[status(thm)],[c68]) ).
cnf(c70,plain,
multiply(b3,inverse(inverse(a3))) = multiply(a3,b3),
inference(substitution,[status(thm)],[c55]) ).
cnf(c71,plain,
multiply(c3,multiply(b3,inverse(inverse(a3)))) = multiply(c3,multiply(a3,b3)),
inference(congruence,[status(thm)],[c70]) ).
cnf(c72,plain,
multiply(X,inverse(inverse(inverse(X2)))) = multiply(inverse(X2),X),
inference(substitution,[status(thm)],[c55]) ).
cnf(c73,plain,
multiply(X2,multiply(X,inverse(inverse(inverse(X2))))) = multiply(X2,multiply(inverse(X2),X)),
inference(congruence,[status(thm)],[c72]) ).
cnf(c74,plain,
multiply(multiply(inverse(X2),X),inverse(inverse(X2))) = multiply(X2,multiply(inverse(X2),X)),
inference(substitution,[status(thm)],[c55]) ).
cnf(c75,plain,
multiply(X2,multiply(inverse(X2),X)) = multiply(multiply(inverse(X2),X),inverse(inverse(X2))),
inference(symmetry,[status(thm)],[c74]) ).
cnf(c76,plain,
multiply(multiply(inverse(X2),X),inverse(inverse(X2))) = X,
inference(substitution,[status(thm)],[c44]) ).
cnf(c77,plain,
multiply(X2,multiply(inverse(X2),X)) = X,
inference(transitivity,[status(thm)],[c75,c76]) ).
cnf(c78,plain,
multiply(X2,multiply(X,inverse(inverse(inverse(X2))))) = X,
inference(transitivity,[status(thm)],[c73,c77]) ).
cnf(c79,plain,
multiply(X,multiply(inverse(inverse(X)),inverse(inverse(inverse(X))))) = inverse(inverse(X)),
inference(substitution,[status(thm)],[c78]) ).
cnf(c80,plain,
inverse(inverse(X)) = multiply(X,multiply(inverse(inverse(X)),inverse(inverse(inverse(X))))),
inference(symmetry,[status(thm)],[c79]) ).
cnf(c81,plain,
multiply(inverse(X),inverse(inverse(X))) = multiply(X,inverse(X)),
inference(substitution,[status(thm)],[c55]) ).
cnf(c82,plain,
multiply(X,inverse(X)) = multiply(inverse(X),inverse(inverse(X))),
inference(symmetry,[status(thm)],[c81]) ).
cnf(c83,plain,
multiply(X2,multiply(X,inverse(X))) = multiply(X2,multiply(inverse(X),inverse(inverse(X)))),
inference(congruence,[status(thm)],[c82]) ).
cnf(c84,plain,
inverse(multiply(X,inverse(X))) = multiply(inverse(X),inverse(inverse(X))),
inference(substitution,[status(thm)],[c62]) ).
cnf(c85,plain,
multiply(inverse(X),inverse(inverse(X))) = inverse(multiply(X,inverse(X))),
inference(symmetry,[status(thm)],[c84]) ).
cnf(c86,plain,
multiply(X2,multiply(inverse(X),inverse(inverse(X)))) = multiply(X2,inverse(multiply(X,inverse(X)))),
inference(congruence,[status(thm)],[c85]) ).
cnf(c87,plain,
multiply(multiply(X,X2),inverse(X)) = X2,
inference(substitution,[status(thm)],[c44]) ).
cnf(c88,plain,
X2 = multiply(multiply(X,X2),inverse(X)),
inference(symmetry,[status(thm)],[c87]) ).
cnf(c89,plain,
multiply(X2,inverse(multiply(X,inverse(X)))) = multiply(multiply(multiply(X,X2),inverse(X)),inverse(multiply(X,inverse(X)))),
inference(congruence,[status(thm)],[c88]) ).
cnf(c90,plain,
multiply(multiply(multiply(X,X2),inverse(X)),inverse(multiply(X,inverse(X)))) = X2,
inference(substitution,[status(thm)],[c2]) ).
cnf(c91,plain,
multiply(X2,inverse(multiply(X,inverse(X)))) = X2,
inference(transitivity,[status(thm)],[c89,c90]) ).
cnf(c92,plain,
multiply(X2,multiply(inverse(X),inverse(inverse(X)))) = X2,
inference(transitivity,[status(thm)],[c86,c91]) ).
cnf(c93,plain,
multiply(X2,multiply(X,inverse(X))) = X2,
inference(transitivity,[status(thm)],[c83,c92]) ).
cnf(c94,plain,
multiply(X,multiply(inverse(inverse(X)),inverse(inverse(inverse(X))))) = X,
inference(substitution,[status(thm)],[c93]) ).
cnf(c95,plain,
inverse(inverse(X)) = X,
inference(transitivity,[status(thm)],[c80,c94]) ).
cnf(c96,plain,
X = inverse(inverse(X)),
inference(symmetry,[status(thm)],[c95]) ).
cnf(c97,plain,
multiply(X,X2) = multiply(X,inverse(inverse(X2))),
inference(congruence,[status(thm)],[c96]) ).
cnf(c98,plain,
multiply(X,X2) = multiply(X2,X),
inference(transitivity,[status(thm)],[c97,c55]) ).
cnf(c99,plain,
multiply(X2,X) = multiply(X,X2),
inference(substitution,[status(thm)],[c98]) ).
cnf(c100,plain,
multiply(X2,multiply(X3,X)) = multiply(X2,multiply(X,X3)),
inference(congruence,[status(thm)],[c99]) ).
cnf(c101,plain,
multiply(X2,multiply(X,X3)) = multiply(multiply(X,X3),X2),
inference(substitution,[status(thm)],[c98]) ).
cnf(c102,plain,
multiply(multiply(multiply(X,X2),X3),inverse(multiply(X,X3))) = X2,
inference(substitution,[status(thm)],[c2]) ).
cnf(c103,plain,
X2 = multiply(multiply(multiply(X,X2),X3),inverse(multiply(X,X3))),
inference(symmetry,[status(thm)],[c102]) ).
cnf(c104,plain,
multiply(multiply(X,X3),X2) = multiply(multiply(X,X3),multiply(multiply(multiply(X,X2),X3),inverse(multiply(X,X3)))),
inference(congruence,[status(thm)],[c103]) ).
cnf(c105,plain,
multiply(X,inverse(X2)) = multiply(inverse(X2),X),
inference(substitution,[status(thm)],[c98]) ).
cnf(c106,plain,
multiply(X2,multiply(X,inverse(X2))) = multiply(X2,multiply(inverse(X2),X)),
inference(congruence,[status(thm)],[c105]) ).
cnf(c107,plain,
multiply(multiply(inverse(X2),X),inverse(inverse(X2))) = multiply(X2,multiply(inverse(X2),X)),
inference(substitution,[status(thm)],[c55]) ).
cnf(c108,plain,
multiply(X2,multiply(inverse(X2),X)) = multiply(multiply(inverse(X2),X),inverse(inverse(X2))),
inference(symmetry,[status(thm)],[c107]) ).
cnf(c109,plain,
multiply(multiply(inverse(X2),X),inverse(inverse(X2))) = X,
inference(substitution,[status(thm)],[c44]) ).
cnf(c110,plain,
multiply(X2,multiply(inverse(X2),X)) = X,
inference(transitivity,[status(thm)],[c108,c109]) ).
cnf(c111,plain,
multiply(X2,multiply(X,inverse(X2))) = X,
inference(transitivity,[status(thm)],[c106,c110]) ).
cnf(c112,plain,
multiply(multiply(X,X3),multiply(multiply(multiply(X,X2),X3),inverse(multiply(X,X3)))) = multiply(multiply(X,X2),X3),
inference(substitution,[status(thm)],[c111]) ).
cnf(c113,plain,
multiply(X3,multiply(X,X2)) = multiply(multiply(X,X2),X3),
inference(substitution,[status(thm)],[c98]) ).
cnf(c114,plain,
multiply(multiply(X,X2),X3) = multiply(X3,multiply(X,X2)),
inference(symmetry,[status(thm)],[c113]) ).
cnf(c115,plain,
multiply(X2,X) = multiply(X,X2),
inference(substitution,[status(thm)],[c98]) ).
cnf(c116,plain,
multiply(X,X2) = multiply(X2,X),
inference(symmetry,[status(thm)],[c115]) ).
cnf(c117,plain,
multiply(X3,multiply(X,X2)) = multiply(X3,multiply(X2,X)),
inference(congruence,[status(thm)],[c116]) ).
cnf(c118,plain,
multiply(multiply(X,X2),X3) = multiply(X3,multiply(X2,X)),
inference(transitivity,[status(thm)],[c114,c117]) ).
cnf(c119,plain,
multiply(multiply(X,X3),multiply(multiply(multiply(X,X2),X3),inverse(multiply(X,X3)))) = multiply(X3,multiply(X2,X)),
inference(transitivity,[status(thm)],[c112,c118]) ).
cnf(c120,plain,
multiply(multiply(X,X3),X2) = multiply(X3,multiply(X2,X)),
inference(transitivity,[status(thm)],[c104,c119]) ).
cnf(c121,plain,
multiply(X2,multiply(X,X3)) = multiply(X3,multiply(X2,X)),
inference(transitivity,[status(thm)],[c101,c120]) ).
cnf(c122,plain,
multiply(X2,multiply(X3,X)) = multiply(X3,multiply(X2,X)),
inference(transitivity,[status(thm)],[c100,c121]) ).
cnf(c123,plain,
multiply(a3,multiply(c3,b3)) = multiply(c3,multiply(a3,b3)),
inference(substitution,[status(thm)],[c122]) ).
cnf(c124,plain,
multiply(c3,multiply(a3,b3)) = multiply(a3,multiply(c3,b3)),
inference(symmetry,[status(thm)],[c123]) ).
cnf(c125,plain,
multiply(b3,c3) = multiply(c3,b3),
inference(substitution,[status(thm)],[c98]) ).
cnf(c126,plain,
multiply(c3,b3) = multiply(b3,c3),
inference(symmetry,[status(thm)],[c125]) ).
cnf(c127,plain,
multiply(a3,multiply(c3,b3)) = multiply(a3,multiply(b3,c3)),
inference(congruence,[status(thm)],[c126]) ).
cnf(c128,plain,
multiply(c3,multiply(a3,b3)) = multiply(a3,multiply(b3,c3)),
inference(transitivity,[status(thm)],[c124,c127]) ).
cnf(c129,plain,
multiply(c3,multiply(b3,inverse(inverse(a3)))) = multiply(a3,multiply(b3,c3)),
inference(transitivity,[status(thm)],[c71,c128]) ).
cnf(c130,plain,
multiply(c3,multiply(inverse(inverse(a3)),inverse(inverse(b3)))) = multiply(a3,multiply(b3,c3)),
inference(transitivity,[status(thm)],[c69,c129]) ).
cnf(c131,plain,
multiply(c3,inverse(multiply(inverse(a3),inverse(b3)))) = multiply(a3,multiply(b3,c3)),
inference(transitivity,[status(thm)],[c67,c130]) ).
cnf(c132,plain,
multiply(c3,inverse(inverse(multiply(a3,b3)))) = multiply(a3,multiply(b3,c3)),
inference(transitivity,[status(thm)],[c65,c131]) ).
cnf(c133,plain,
multiply(multiply(a3,b3),c3) = multiply(a3,multiply(b3,c3)),
inference(transitivity,[status(thm)],[c57,c132]) ).
cnf(c134,plain,
$false,
inference(resolution,[status(thm)],[c1,c133]) ).
%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.00/0.02 % Problem : GRP511-1 : TPTP v9.3.1. Released v2.6.0.
% 0.00/0.03 % Command : run_twee /export/starexec/sandbox/benchmark/theBenchmark.p
% 0.08/0.34 % Computer : n005.cluster.edu
% 0.08/0.34 % Model : x86_64 x86_64
% 0.08/0.34 % CPU : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.08/0.34 % Memory : 8046.5625MB
% 0.08/0.34 % OS : Linux 6.8.0-71-generic
% 0.08/0.34 % CPULimit : 300
% 0.08/0.34 % WCLimit : 300
% 0.08/0.35 % DateTime : Sun Sep 27 10:06:02 UTC 2026
% 0.08/0.35 % CPUTime :
% 0.08/0.35 Running run_twee /export/starexec/sandbox/benchmark/theBenchmark.p
% 0.11/0.44 Command-line arguments: --no-flatten-goal
% 0.11/0.44
% 0.11/0.44 % SZS status Unsatisfiable
% 0.11/0.44
% 0.11/0.45 % SZS output start CNFRefutation
% See solution above
% 0.62/0.51
% 0.62/0.51 RESULT: Unsatisfiable (the axioms are contradictory).
%------------------------------------------------------------------------------