%------------------------------------------------------------------------------
% File : CSE_E---1.7
% Problem : GRP389-1 : TPTP v9.2.1. Released v2.5.0.
% Transfm : none
% Format : tptp:raw
% Command : /export/starexec/sandbox/solver/bin/lemma_parallel_prover %s --lemma-prover /export/starexec/sandbox/solver/bin/cse --final-prover /export/starexec/sandbox/solver/bin/eprover --proof-time %d --global-time-limit %d
% Computer : n026.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 : Tue May 5 04:26:00 PM UTC 2026
% Result : Unsatisfiable 47.81s 28.63s
% Output : CNFRefutation 48.00s
% Verified :
% SZS Type : Refutation
% Derivation depth : 25
% Number of leaves : 18
% Syntax : Number of clauses : 106 ( 30 unt; 63 nHn; 88 RR)
% Number of literals : 240 ( 239 equ; 78 neg)
% Maximal clause size : 15 ( 2 avg)
% Maximal term depth : 5 ( 1 avg)
% Number of predicates : 2 ( 0 usr; 1 prp; 0-2 aty)
% Number of functors : 14 ( 14 usr; 12 con; 0-2 aty)
% Number of variables : 66 ( 9 sgn)
% Comments :
%------------------------------------------------------------------------------
cnf(associativity,axiom,
multiply(multiply(X1,X2),X3) = multiply(X1,multiply(X2,X3)),
file('/export/starexec/sandbox/benchmark/Axioms/GRP004-0.ax',associativity) ).
cnf(left_inverse,axiom,
multiply(inverse(X1),X1) = identity,
file('/export/starexec/sandbox/benchmark/Axioms/GRP004-0.ax',left_inverse) ).
cnf(left_identity,axiom,
multiply(identity,X1) = X1,
file('/export/starexec/sandbox/benchmark/Axioms/GRP004-0.ax',left_identity) ).
cnf(prove_this_24,negated_conjecture,
( multiply(sk_c1,sk_c10) = sk_c11
| multiply(sk_c6,sk_c10) = sk_c11 ),
file('/export/starexec/sandbox/benchmark/theBenchmark.p',prove_this_24) ).
cnf(prove_this_23,negated_conjecture,
( multiply(sk_c1,sk_c10) = sk_c11
| inverse(sk_c6) = sk_c11 ),
file('/export/starexec/sandbox/benchmark/theBenchmark.p',prove_this_23) ).
cnf(prove_this_15,negated_conjecture,
( inverse(sk_c1) = sk_c11
| multiply(sk_c6,sk_c10) = sk_c11 ),
file('/export/starexec/sandbox/benchmark/theBenchmark.p',prove_this_15) ).
cnf(prove_this_34,negated_conjecture,
( multiply(sk_c2,sk_c3) = sk_c10
| multiply(sk_c7,sk_c8) = sk_c10 ),
file('/export/starexec/sandbox/benchmark/theBenchmark.p',prove_this_34) ).
cnf(prove_this_25,negated_conjecture,
( multiply(sk_c1,sk_c10) = sk_c11
| multiply(sk_c7,sk_c8) = sk_c10 ),
file('/export/starexec/sandbox/benchmark/theBenchmark.p',prove_this_25) ).
cnf(prove_this_14,negated_conjecture,
( inverse(sk_c1) = sk_c11
| inverse(sk_c6) = sk_c11 ),
file('/export/starexec/sandbox/benchmark/theBenchmark.p',prove_this_14) ).
cnf(prove_this_35,negated_conjecture,
( multiply(sk_c2,sk_c3) = sk_c10
| inverse(sk_c7) = sk_c8 ),
file('/export/starexec/sandbox/benchmark/theBenchmark.p',prove_this_35) ).
cnf(prove_this_26,negated_conjecture,
( multiply(sk_c1,sk_c10) = sk_c11
| inverse(sk_c7) = sk_c8 ),
file('/export/starexec/sandbox/benchmark/theBenchmark.p',prove_this_26) ).
cnf(prove_this_44,negated_conjecture,
( inverse(sk_c2) = sk_c3
| inverse(sk_c7) = sk_c8 ),
file('/export/starexec/sandbox/benchmark/theBenchmark.p',prove_this_44) ).
cnf(prove_this_11,negated_conjecture,
( inverse(sk_c1) = sk_c11
| inverse(sk_c4) = sk_c11 ),
file('/export/starexec/sandbox/benchmark/theBenchmark.p',prove_this_11) ).
cnf(prove_this_38,negated_conjecture,
( inverse(sk_c2) = sk_c3
| inverse(sk_c4) = sk_c11 ),
file('/export/starexec/sandbox/benchmark/theBenchmark.p',prove_this_38) ).
cnf(prove_this_43,negated_conjecture,
( inverse(sk_c2) = sk_c3
| multiply(sk_c7,sk_c8) = sk_c10 ),
file('/export/starexec/sandbox/benchmark/theBenchmark.p',prove_this_43) ).
cnf(prove_this_4,negated_conjecture,
( inverse(sk_c10) = sk_c9
| inverse(sk_c5) = sk_c10 ),
file('/export/starexec/sandbox/benchmark/theBenchmark.p',prove_this_4) ).
cnf(prove_this_55,negated_conjecture,
( inverse(sk_c10) != sk_c9
| inverse(X1) != sk_c11
| multiply(X1,sk_c10) != sk_c11
| multiply(X2,X3) != sk_c10
| inverse(X2) != X3
| multiply(X3,sk_c9) != sk_c10
| multiply(X4,sk_c11) != sk_c10
| inverse(X4) != sk_c11
| multiply(X5,sk_c10) != sk_c9
| inverse(X5) != sk_c10
| inverse(X6) != sk_c11
| multiply(X6,sk_c10) != sk_c11
| multiply(X7,X8) != sk_c10
| inverse(X7) != X8
| multiply(X8,sk_c9) != sk_c10 ),
file('/export/starexec/sandbox/benchmark/theBenchmark.p',prove_this_55) ).
cnf(prove_this_3,negated_conjecture,
( inverse(sk_c10) = sk_c9
| multiply(sk_c5,sk_c10) = sk_c9 ),
file('/export/starexec/sandbox/benchmark/theBenchmark.p',prove_this_3) ).
cnf(c_0_18,axiom,
multiply(multiply(X1,X2),X3) = multiply(X1,multiply(X2,X3)),
associativity ).
cnf(c_0_19,axiom,
multiply(inverse(X1),X1) = identity,
left_inverse ).
cnf(c_0_20,axiom,
multiply(identity,X1) = X1,
left_identity ).
cnf(c_0_21,plain,
multiply(inverse(X1),multiply(X1,X2)) = X2,
inference(rw,[status(thm)],[inference(spm,[status(thm)],[c_0_18,c_0_19]),c_0_20]) ).
cnf(c_0_22,negated_conjecture,
( multiply(sk_c1,sk_c10) = sk_c11
| multiply(sk_c6,sk_c10) = sk_c11 ),
prove_this_24 ).
cnf(c_0_23,negated_conjecture,
( multiply(inverse(sk_c6),sk_c11) = sk_c10
| multiply(sk_c1,sk_c10) = sk_c11 ),
inference(spm,[status(thm)],[c_0_21,c_0_22]) ).
cnf(c_0_24,negated_conjecture,
( multiply(sk_c1,sk_c10) = sk_c11
| inverse(sk_c6) = sk_c11 ),
prove_this_23 ).
cnf(c_0_25,negated_conjecture,
( multiply(sk_c1,sk_c10) = sk_c11
| multiply(sk_c11,sk_c11) = sk_c10 ),
inference(spm,[status(thm)],[c_0_23,c_0_24]) ).
cnf(c_0_26,negated_conjecture,
( multiply(inverse(sk_c1),sk_c11) = sk_c10
| multiply(sk_c11,sk_c11) = sk_c10 ),
inference(spm,[status(thm)],[c_0_21,c_0_25]) ).
cnf(c_0_27,negated_conjecture,
( inverse(sk_c1) = sk_c11
| multiply(sk_c6,sk_c10) = sk_c11 ),
prove_this_15 ).
cnf(c_0_28,negated_conjecture,
( multiply(sk_c6,sk_c10) = sk_c11
| multiply(sk_c11,sk_c11) = sk_c10 ),
inference(spm,[status(thm)],[c_0_26,c_0_27]) ).
cnf(c_0_29,negated_conjecture,
( multiply(sk_c2,sk_c3) = sk_c10
| multiply(sk_c7,sk_c8) = sk_c10 ),
prove_this_34 ).
cnf(c_0_30,negated_conjecture,
( multiply(sk_c1,sk_c10) = sk_c11
| multiply(sk_c7,sk_c8) = sk_c10 ),
prove_this_25 ).
cnf(c_0_31,negated_conjecture,
( multiply(inverse(sk_c6),sk_c11) = sk_c10
| multiply(sk_c11,sk_c11) = sk_c10 ),
inference(spm,[status(thm)],[c_0_21,c_0_28]) ).
cnf(c_0_32,negated_conjecture,
( inverse(sk_c1) = sk_c11
| inverse(sk_c6) = sk_c11 ),
prove_this_14 ).
cnf(c_0_33,plain,
multiply(inverse(inverse(X1)),X2) = multiply(X1,X2),
inference(spm,[status(thm)],[c_0_21,c_0_21]) ).
cnf(c_0_34,negated_conjecture,
( multiply(inverse(sk_c7),sk_c10) = sk_c8
| multiply(sk_c2,sk_c3) = sk_c10 ),
inference(spm,[status(thm)],[c_0_21,c_0_29]) ).
cnf(c_0_35,negated_conjecture,
( multiply(inverse(sk_c7),sk_c10) = sk_c8
| multiply(sk_c1,sk_c10) = sk_c11 ),
inference(spm,[status(thm)],[c_0_21,c_0_30]) ).
cnf(c_0_36,negated_conjecture,
( multiply(sk_c11,sk_c11) = sk_c10
| inverse(sk_c1) = sk_c11 ),
inference(spm,[status(thm)],[c_0_31,c_0_32]) ).
cnf(c_0_37,plain,
multiply(X1,identity) = X1,
inference(rw,[status(thm)],[inference(spm,[status(thm)],[c_0_21,c_0_19]),c_0_33]) ).
cnf(c_0_38,negated_conjecture,
( multiply(inverse(inverse(sk_c7)),sk_c8) = sk_c10
| multiply(sk_c2,sk_c3) = sk_c10 ),
inference(spm,[status(thm)],[c_0_21,c_0_34]) ).
cnf(c_0_39,negated_conjecture,
( multiply(sk_c2,sk_c3) = sk_c10
| inverse(sk_c7) = sk_c8 ),
prove_this_35 ).
cnf(c_0_40,negated_conjecture,
( multiply(inverse(inverse(sk_c7)),sk_c8) = sk_c10
| multiply(sk_c1,sk_c10) = sk_c11 ),
inference(spm,[status(thm)],[c_0_21,c_0_35]) ).
cnf(c_0_41,negated_conjecture,
( multiply(sk_c1,sk_c10) = sk_c11
| inverse(sk_c7) = sk_c8 ),
prove_this_26 ).
cnf(c_0_42,negated_conjecture,
multiply(sk_c11,sk_c11) = sk_c10,
inference(spm,[status(thm)],[c_0_26,c_0_36]) ).
cnf(c_0_43,plain,
inverse(inverse(X1)) = X1,
inference(rw,[status(thm)],[inference(spm,[status(thm)],[c_0_33,c_0_37]),c_0_37]) ).
cnf(c_0_44,negated_conjecture,
( multiply(sk_c2,sk_c3) = sk_c10
| identity = sk_c10 ),
inference(rw,[status(thm)],[inference(spm,[status(thm)],[c_0_38,c_0_39]),c_0_19]) ).
cnf(c_0_45,negated_conjecture,
( multiply(sk_c1,sk_c10) = sk_c11
| identity = sk_c10 ),
inference(rw,[status(thm)],[inference(spm,[status(thm)],[c_0_40,c_0_41]),c_0_19]) ).
cnf(c_0_46,negated_conjecture,
multiply(sk_c11,multiply(sk_c11,X1)) = multiply(sk_c10,X1),
inference(spm,[status(thm)],[c_0_18,c_0_42]) ).
cnf(c_0_47,plain,
multiply(X1,inverse(X1)) = identity,
inference(spm,[status(thm)],[c_0_19,c_0_43]) ).
cnf(c_0_48,plain,
multiply(inverse(multiply(X1,X2)),multiply(X1,multiply(X2,X3))) = X3,
inference(spm,[status(thm)],[c_0_21,c_0_18]) ).
cnf(c_0_49,negated_conjecture,
( multiply(inverse(sk_c2),sk_c10) = sk_c3
| identity = sk_c10 ),
inference(spm,[status(thm)],[c_0_21,c_0_44]) ).
cnf(c_0_50,negated_conjecture,
( inverse(sk_c2) = sk_c3
| inverse(sk_c7) = sk_c8 ),
prove_this_44 ).
cnf(c_0_51,negated_conjecture,
( multiply(sk_c1,multiply(sk_c10,X1)) = multiply(sk_c11,X1)
| identity = sk_c10 ),
inference(spm,[status(thm)],[c_0_18,c_0_45]) ).
cnf(c_0_52,negated_conjecture,
multiply(sk_c10,inverse(sk_c11)) = sk_c11,
inference(rw,[status(thm)],[inference(spm,[status(thm)],[c_0_46,c_0_47]),c_0_37]) ).
cnf(c_0_53,negated_conjecture,
( multiply(inverse(multiply(X1,inverse(sk_c2))),multiply(X1,sk_c3)) = sk_c10
| identity = sk_c10 ),
inference(spm,[status(thm)],[c_0_48,c_0_49]) ).
cnf(c_0_54,negated_conjecture,
( inverse(sk_c2) = sk_c3
| inverse(sk_c8) = sk_c7 ),
inference(spm,[status(thm)],[c_0_43,c_0_50]) ).
cnf(c_0_55,negated_conjecture,
( inverse(sk_c1) = sk_c11
| inverse(sk_c4) = sk_c11 ),
prove_this_11 ).
cnf(c_0_56,negated_conjecture,
( inverse(sk_c2) = sk_c3
| inverse(sk_c4) = sk_c11 ),
prove_this_38 ).
cnf(c_0_57,negated_conjecture,
( multiply(sk_c1,sk_c11) = identity
| identity = sk_c10 ),
inference(rw,[status(thm)],[inference(spm,[status(thm)],[c_0_51,c_0_52]),c_0_47]) ).
cnf(c_0_58,negated_conjecture,
( inverse(sk_c2) = sk_c3
| multiply(sk_c7,sk_c8) = sk_c10 ),
prove_this_43 ).
cnf(c_0_59,negated_conjecture,
( inverse(sk_c8) = sk_c7
| identity = sk_c10 ),
inference(cn,[status(thm)],[inference(rw,[status(thm)],[inference(spm,[status(thm)],[c_0_53,c_0_54]),c_0_19])]) ).
cnf(c_0_60,negated_conjecture,
( inverse(sk_c1) = sk_c11
| inverse(sk_c11) = sk_c4 ),
inference(spm,[status(thm)],[c_0_43,c_0_55]) ).
cnf(c_0_61,negated_conjecture,
( inverse(sk_c2) = sk_c3
| inverse(sk_c11) = sk_c4 ),
inference(spm,[status(thm)],[c_0_43,c_0_56]) ).
cnf(c_0_62,negated_conjecture,
( inverse(sk_c1) = sk_c11
| identity = sk_c10 ),
inference(rw,[status(thm)],[inference(spm,[status(thm)],[c_0_21,c_0_57]),c_0_37]) ).
cnf(c_0_63,negated_conjecture,
( multiply(sk_c7,sk_c8) = sk_c10
| multiply(sk_c3,sk_c10) = sk_c3
| identity = sk_c10 ),
inference(spm,[status(thm)],[c_0_49,c_0_58]) ).
cnf(c_0_64,negated_conjecture,
( multiply(sk_c7,sk_c8) = identity
| identity = sk_c10 ),
inference(spm,[status(thm)],[c_0_19,c_0_59]) ).
cnf(c_0_65,negated_conjecture,
( inverse(sk_c11) = sk_c4
| inverse(sk_c11) = sk_c1 ),
inference(spm,[status(thm)],[c_0_43,c_0_60]) ).
cnf(c_0_66,negated_conjecture,
( inverse(sk_c11) = sk_c4
| identity = sk_c10 ),
inference(cn,[status(thm)],[inference(rw,[status(thm)],[inference(spm,[status(thm)],[c_0_53,c_0_61]),c_0_19])]) ).
cnf(c_0_67,negated_conjecture,
( inverse(sk_c11) = sk_c1
| identity = sk_c10 ),
inference(spm,[status(thm)],[c_0_43,c_0_62]) ).
cnf(c_0_68,negated_conjecture,
( multiply(sk_c3,sk_c10) = sk_c3
| identity = sk_c10 ),
inference(spm,[status(thm)],[c_0_63,c_0_64]) ).
cnf(c_0_69,negated_conjecture,
( inverse(sk_c11) = sk_c1
| sk_c4 != sk_c1 ),
inference(ef,[status(thm)],[c_0_65]) ).
cnf(c_0_70,plain,
inverse(identity) = identity,
inference(spm,[status(thm)],[c_0_19,c_0_37]) ).
cnf(c_0_71,negated_conjecture,
( identity = sk_c10
| sk_c4 = sk_c1 ),
inference(spm,[status(thm)],[c_0_66,c_0_67]) ).
cnf(c_0_72,negated_conjecture,
( inverse(sk_c10) = sk_c9
| inverse(sk_c5) = sk_c10 ),
prove_this_4 ).
cnf(c_0_73,negated_conjecture,
identity = sk_c10,
inference(cn,[status(thm)],[inference(rw,[status(thm)],[inference(spm,[status(thm)],[c_0_21,c_0_68]),c_0_19])]) ).
cnf(c_0_74,negated_conjecture,
multiply(inverse(sk_c11),sk_c10) = sk_c11,
inference(spm,[status(thm)],[c_0_21,c_0_42]) ).
cnf(c_0_75,negated_conjecture,
( inverse(sk_c1) = sk_c11
| sk_c4 != sk_c1 ),
inference(spm,[status(thm)],[c_0_43,c_0_69]) ).
cnf(c_0_76,negated_conjecture,
( inverse(sk_c10) = sk_c10
| sk_c4 = sk_c1 ),
inference(spm,[status(thm)],[c_0_70,c_0_71]) ).
cnf(c_0_77,negated_conjecture,
( inverse(sk_c10) = sk_c9
| inverse(sk_c10) = sk_c5 ),
inference(spm,[status(thm)],[c_0_43,c_0_72]) ).
cnf(c_0_78,plain,
inverse(sk_c10) = sk_c10,
inference(rw,[status(thm)],[inference(rw,[status(thm)],[c_0_70,c_0_73]),c_0_73]) ).
cnf(c_0_79,negated_conjecture,
( multiply(sk_c1,sk_c10) = sk_c11
| sk_c4 != sk_c1 ),
inference(spm,[status(thm)],[c_0_74,c_0_69]) ).
cnf(c_0_80,negated_conjecture,
( multiply(sk_c11,sk_c1) = identity
| sk_c4 != sk_c1 ),
inference(spm,[status(thm)],[c_0_19,c_0_75]) ).
cnf(c_0_81,negated_conjecture,
( multiply(sk_c10,sk_c10) = identity
| sk_c4 = sk_c1 ),
inference(spm,[status(thm)],[c_0_19,c_0_76]) ).
cnf(c_0_82,negated_conjecture,
( inverse(sk_c10) != sk_c9
| inverse(X1) != sk_c11
| multiply(X1,sk_c10) != sk_c11
| multiply(X2,X3) != sk_c10
| inverse(X2) != X3
| multiply(X3,sk_c9) != sk_c10
| multiply(X4,sk_c11) != sk_c10
| inverse(X4) != sk_c11
| multiply(X5,sk_c10) != sk_c9
| inverse(X5) != sk_c10
| inverse(X6) != sk_c11
| multiply(X6,sk_c10) != sk_c11
| multiply(X7,X8) != sk_c10
| inverse(X7) != X8
| multiply(X8,sk_c9) != sk_c10 ),
prove_this_55 ).
cnf(c_0_83,negated_conjecture,
( inverse(sk_c10) = sk_c9
| multiply(sk_c5,sk_c10) = sk_c9 ),
prove_this_3 ).
cnf(c_0_84,negated_conjecture,
( inverse(sk_c10) = sk_c5
| sk_c9 = sk_c10 ),
inference(rw,[status(thm)],[c_0_77,c_0_78]) ).
cnf(c_0_85,negated_conjecture,
( multiply(inverse(multiply(X1,sk_c1)),multiply(X1,sk_c11)) = sk_c10
| sk_c4 != sk_c1 ),
inference(spm,[status(thm)],[c_0_48,c_0_79]) ).
cnf(c_0_86,negated_conjecture,
( multiply(sk_c11,sk_c1) = sk_c10
| sk_c4 != sk_c1 ),
inference(rw,[status(thm)],[c_0_80,c_0_73]) ).
cnf(c_0_87,negated_conjecture,
( multiply(sk_c10,sk_c10) = sk_c10
| sk_c4 = sk_c1 ),
inference(rw,[status(thm)],[c_0_81,c_0_73]) ).
cnf(c_0_88,negated_conjecture,
multiply(inverse(sk_c10),sk_c11) = inverse(sk_c11),
inference(spm,[status(thm)],[c_0_21,c_0_52]) ).
cnf(c_0_89,negated_conjecture,
( multiply(inverse(X1),sk_c9) != sk_c10
| multiply(inverse(X2),sk_c9) != sk_c10
| multiply(X1,inverse(X1)) != sk_c10
| multiply(X2,inverse(X2)) != sk_c10
| multiply(X3,sk_c10) != sk_c11
| multiply(X4,sk_c10) != sk_c9
| multiply(X5,sk_c11) != sk_c10
| multiply(X6,sk_c10) != sk_c11
| inverse(sk_c10) != sk_c9
| inverse(X3) != sk_c11
| inverse(X4) != sk_c10
| inverse(X5) != sk_c11
| inverse(X6) != sk_c11 ),
inference(er,[status(thm)],[inference(er,[status(thm)],[c_0_82])]) ).
cnf(c_0_90,negated_conjecture,
( multiply(sk_c5,sk_c10) = sk_c9
| sk_c9 = sk_c10 ),
inference(spm,[status(thm)],[c_0_83,c_0_78]) ).
cnf(c_0_91,negated_conjecture,
( sk_c9 = sk_c10
| sk_c5 = sk_c10 ),
inference(spm,[status(thm)],[c_0_78,c_0_84]) ).
cnf(c_0_92,negated_conjecture,
multiply(sk_c10,sk_c10) = sk_c10,
inference(csr,[status(thm)],[inference(rw,[status(thm)],[inference(rw,[status(thm)],[inference(spm,[status(thm)],[c_0_85,c_0_86]),c_0_78]),c_0_42]),c_0_87]) ).
cnf(c_0_93,negated_conjecture,
inverse(sk_c11) = multiply(sk_c10,sk_c11),
inference(rw,[status(thm)],[c_0_88,c_0_78]) ).
cnf(c_0_94,negated_conjecture,
( multiply(inverse(X1),sk_c9) != sk_c10
| multiply(inverse(X2),sk_c9) != sk_c10
| multiply(X3,sk_c10) != sk_c11
| multiply(X4,sk_c10) != sk_c9
| multiply(X5,sk_c11) != sk_c10
| multiply(X6,sk_c10) != sk_c11
| inverse(sk_c10) != sk_c9
| inverse(X3) != sk_c11
| inverse(X4) != sk_c10
| inverse(X5) != sk_c11
| inverse(X6) != sk_c11
| identity != sk_c10 ),
inference(cn,[status(thm)],[inference(rw,[status(thm)],[inference(rw,[status(thm)],[c_0_89,c_0_47]),c_0_47])]) ).
cnf(c_0_95,negated_conjecture,
sk_c9 = sk_c10,
inference(cn,[status(thm)],[inference(rw,[status(thm)],[inference(spm,[status(thm)],[c_0_90,c_0_91]),c_0_92])]) ).
cnf(c_0_96,negated_conjecture,
multiply(inverse(multiply(X1,sk_c11)),multiply(X1,sk_c10)) = sk_c11,
inference(spm,[status(thm)],[c_0_48,c_0_42]) ).
cnf(c_0_97,negated_conjecture,
inverse(multiply(sk_c10,sk_c11)) = sk_c11,
inference(spm,[status(thm)],[c_0_43,c_0_93]) ).
cnf(c_0_98,negated_conjecture,
multiply(sk_c11,sk_c10) = multiply(sk_c10,sk_c11),
inference(spm,[status(thm)],[c_0_46,c_0_42]) ).
cnf(c_0_99,negated_conjecture,
( multiply(inverse(X1),sk_c10) != sk_c10
| multiply(inverse(X2),sk_c10) != sk_c10
| multiply(X3,sk_c10) != sk_c11
| multiply(X4,sk_c10) != sk_c10
| multiply(X5,sk_c11) != sk_c10
| multiply(X6,sk_c10) != sk_c11
| inverse(X3) != sk_c11
| inverse(X4) != sk_c10
| inverse(X5) != sk_c11
| inverse(X6) != sk_c11 ),
inference(cn,[status(thm)],[inference(rw,[status(thm)],[inference(rw,[status(thm)],[inference(rw,[status(thm)],[inference(rw,[status(thm)],[inference(rw,[status(thm)],[inference(cn,[status(thm)],[inference(rw,[status(thm)],[c_0_94,c_0_73])]),c_0_95]),c_0_95]),c_0_95]),c_0_78]),c_0_95])]) ).
cnf(c_0_100,plain,
multiply(X1,sk_c10) = X1,
inference(rw,[status(thm)],[c_0_37,c_0_73]) ).
cnf(c_0_101,negated_conjecture,
multiply(sk_c10,sk_c11) = sk_c11,
inference(rw,[status(thm)],[inference(rw,[status(thm)],[inference(spm,[status(thm)],[c_0_96,c_0_97]),c_0_92]),c_0_98]) ).
cnf(c_0_102,negated_conjecture,
( multiply(X1,sk_c11) != sk_c10
| inverse(X2) != sk_c10
| inverse(X3) != sk_c10
| inverse(X1) != sk_c11 ),
inference(cn,[status(thm)],[inference(rw,[status(thm)],[inference(rw,[status(thm)],[inference(rw,[status(thm)],[inference(er,[status(thm)],[inference(er,[status(thm)],[inference(er,[status(thm)],[inference(rw,[status(thm)],[inference(rw,[status(thm)],[inference(rw,[status(thm)],[inference(rw,[status(thm)],[inference(rw,[status(thm)],[c_0_99,c_0_100]),c_0_100]),c_0_100]),c_0_100]),c_0_100])])])]),c_0_93]),c_0_101]),c_0_78])]) ).
cnf(c_0_103,negated_conjecture,
( inverse(X1) != sk_c10
| inverse(X2) != sk_c10 ),
inference(cn,[status(thm)],[inference(rw,[status(thm)],[inference(rw,[status(thm)],[inference(spm,[status(thm)],[c_0_102,c_0_42]),c_0_93]),c_0_101])]) ).
cnf(c_0_104,negated_conjecture,
inverse(X1) != sk_c10,
inference(spm,[status(thm)],[c_0_103,c_0_78]) ).
cnf(c_0_105,plain,
$false,
inference(sr,[status(thm)],[c_0_78,c_0_104]),
[proof] ).
%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.00/0.12 % Problem : GRP389-1 : TPTP v9.2.1. Released v2.5.0.
% 0.00/0.12 % Command : /export/starexec/sandbox/solver/bin/lemma_parallel_prover %s --lemma-prover /export/starexec/sandbox/solver/bin/cse --final-prover /export/starexec/sandbox/solver/bin/eprover --proof-time %d --global-time-limit %d
% 0.15/0.33 % Computer : n026.cluster.edu
% 0.15/0.33 % Model : x86_64 x86_64
% 0.15/0.33 % CPU : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.15/0.33 % Memory : 8042.1875MB
% 0.15/0.33 % OS : Linux 3.10.0-693.el7.x86_64
% 0.15/0.33 % CPULimit : 300
% 0.15/0.33 % WCLimit : 300
% 0.15/0.33 % DateTime : Mon May 4 18:34:38 EDT 2026
% 0.15/0.33 % CPUTime :
% 0.15/0.34 % start to proof: theBenchmark
% 47.81/28.63 % Version : CSE_E---1.7
% 47.81/28.63 % Problem : theBenchmark.p
% 47.81/28.63 % SZS status Unsatisfiable for theBenchmark.p
% 47.81/28.63 % SZS output start CNFRefutation
% See solution above
% 48.00/28.85 % Total time : 20.408s
%------------------------------------------------------------------------------