%------------------------------------------------------------------------------
% File : CSE_E---1.7
% Problem : GRP228-1 : 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 : n004.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 04:24:52 PM UTC 2026
% Result : Unsatisfiable 72.65s 42.38s
% Output : CNFRefutation 73.05s
% Verified :
% SZS Type : Refutation
% Derivation depth : 33
% Number of leaves : 24
% Syntax : Number of clauses : 175 ( 28 unt; 138 nHn; 148 RR)
% Number of literals : 387 ( 386 equ; 69 neg)
% Maximal clause size : 14 ( 2 avg)
% Maximal term depth : 4 ( 1 avg)
% Number of predicates : 2 ( 0 usr; 1 prp; 0-2 aty)
% Number of functors : 11 ( 11 usr; 9 con; 0-2 aty)
% Number of variables : 69 ( 1 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_12,negated_conjecture,
( multiply(sk_c1,sk_c9) = sk_c10
| multiply(sk_c4,sk_c9) = sk_c10 ),
file('/export/starexec/sandbox/benchmark/theBenchmark.p',prove_this_12) ).
cnf(prove_this_11,negated_conjecture,
( multiply(sk_c1,sk_c9) = sk_c10
| inverse(sk_c4) = sk_c10 ),
file('/export/starexec/sandbox/benchmark/theBenchmark.p',prove_this_11) ).
cnf(prove_this_3,negated_conjecture,
( inverse(sk_c1) = sk_c10
| multiply(sk_c4,sk_c9) = sk_c10 ),
file('/export/starexec/sandbox/benchmark/theBenchmark.p',prove_this_3) ).
cnf(prove_this_41,negated_conjecture,
( inverse(sk_c2) = sk_c10
| inverse(sk_c5) = sk_c8 ),
file('/export/starexec/sandbox/benchmark/theBenchmark.p',prove_this_41) ).
cnf(prove_this_5,negated_conjecture,
( inverse(sk_c1) = sk_c10
| inverse(sk_c5) = sk_c8 ),
file('/export/starexec/sandbox/benchmark/theBenchmark.p',prove_this_5) ).
cnf(prove_this_22,negated_conjecture,
( multiply(sk_c10,sk_c3) = sk_c9
| multiply(sk_c5,sk_c8) = sk_c10 ),
file('/export/starexec/sandbox/benchmark/theBenchmark.p',prove_this_22) ).
cnf(prove_this_2,negated_conjecture,
( inverse(sk_c1) = sk_c10
| inverse(sk_c4) = sk_c10 ),
file('/export/starexec/sandbox/benchmark/theBenchmark.p',prove_this_2) ).
cnf(prove_this_6,negated_conjecture,
( inverse(sk_c1) = sk_c10
| multiply(sk_c8,sk_c9) = sk_c10 ),
file('/export/starexec/sandbox/benchmark/theBenchmark.p',prove_this_6) ).
cnf(prove_this_1,negated_conjecture,
( inverse(sk_c1) = sk_c10
| inverse(sk_c10) = sk_c9 ),
file('/export/starexec/sandbox/benchmark/theBenchmark.p',prove_this_1) ).
cnf(prove_this_42,negated_conjecture,
( inverse(sk_c2) = sk_c10
| multiply(sk_c8,sk_c9) = sk_c10 ),
file('/export/starexec/sandbox/benchmark/theBenchmark.p',prove_this_42) ).
cnf(prove_this_37,negated_conjecture,
( inverse(sk_c2) = sk_c10
| inverse(sk_c10) = sk_c9 ),
file('/export/starexec/sandbox/benchmark/theBenchmark.p',prove_this_37) ).
cnf(prove_this_40,negated_conjecture,
( inverse(sk_c2) = sk_c10
| multiply(sk_c5,sk_c8) = sk_c10 ),
file('/export/starexec/sandbox/benchmark/theBenchmark.p',prove_this_40) ).
cnf(prove_this_4,negated_conjecture,
( inverse(sk_c1) = sk_c10
| multiply(sk_c5,sk_c8) = sk_c10 ),
file('/export/starexec/sandbox/benchmark/theBenchmark.p',prove_this_4) ).
cnf(prove_this_23,negated_conjecture,
( multiply(sk_c10,sk_c3) = sk_c9
| inverse(sk_c5) = sk_c8 ),
file('/export/starexec/sandbox/benchmark/theBenchmark.p',prove_this_23) ).
cnf(prove_this_31,negated_conjecture,
( multiply(sk_c2,sk_c10) = sk_c3
| multiply(sk_c5,sk_c8) = sk_c10 ),
file('/export/starexec/sandbox/benchmark/theBenchmark.p',prove_this_31) ).
cnf(prove_this_32,negated_conjecture,
( multiply(sk_c2,sk_c10) = sk_c3
| inverse(sk_c5) = sk_c8 ),
file('/export/starexec/sandbox/benchmark/theBenchmark.p',prove_this_32) ).
cnf(prove_this_38,negated_conjecture,
( inverse(sk_c2) = sk_c10
| inverse(sk_c4) = sk_c10 ),
file('/export/starexec/sandbox/benchmark/theBenchmark.p',prove_this_38) ).
cnf(prove_this_33,negated_conjecture,
( multiply(sk_c2,sk_c10) = sk_c3
| multiply(sk_c8,sk_c9) = sk_c10 ),
file('/export/starexec/sandbox/benchmark/theBenchmark.p',prove_this_33) ).
cnf(prove_this_29,negated_conjecture,
( multiply(sk_c2,sk_c10) = sk_c3
| inverse(sk_c4) = sk_c10 ),
file('/export/starexec/sandbox/benchmark/theBenchmark.p',prove_this_29) ).
cnf(prove_this_28,negated_conjecture,
( multiply(sk_c2,sk_c10) = sk_c3
| inverse(sk_c10) = sk_c9 ),
file('/export/starexec/sandbox/benchmark/theBenchmark.p',prove_this_28) ).
cnf(prove_this_46,negated_conjecture,
( inverse(X1) != sk_c10
| multiply(X1,sk_c9) != sk_c10
| multiply(sk_c10,X2) != sk_c9
| multiply(X3,sk_c10) != X2
| inverse(X3) != sk_c10
| inverse(sk_c10) != sk_c9
| inverse(X4) != sk_c10
| multiply(X4,sk_c9) != sk_c10
| multiply(X5,X6) != sk_c10
| inverse(X5) != X6
| multiply(X6,sk_c9) != sk_c10
| inverse(X7) != X8
| inverse(X8) != X6
| multiply(X7,X6) != X8 ),
file('/export/starexec/sandbox/benchmark/theBenchmark.p',prove_this_46) ).
cnf(c_0_24,axiom,
multiply(multiply(X1,X2),X3) = multiply(X1,multiply(X2,X3)),
associativity ).
cnf(c_0_25,axiom,
multiply(inverse(X1),X1) = identity,
left_inverse ).
cnf(c_0_26,axiom,
multiply(identity,X1) = X1,
left_identity ).
cnf(c_0_27,plain,
multiply(inverse(X1),multiply(X1,X2)) = X2,
inference(rw,[status(thm)],[inference(spm,[status(thm)],[c_0_24,c_0_25]),c_0_26]) ).
cnf(c_0_28,negated_conjecture,
( multiply(sk_c1,sk_c9) = sk_c10
| multiply(sk_c4,sk_c9) = sk_c10 ),
prove_this_12 ).
cnf(c_0_29,negated_conjecture,
( multiply(inverse(sk_c4),sk_c10) = sk_c9
| multiply(sk_c1,sk_c9) = sk_c10 ),
inference(spm,[status(thm)],[c_0_27,c_0_28]) ).
cnf(c_0_30,negated_conjecture,
( multiply(sk_c1,sk_c9) = sk_c10
| inverse(sk_c4) = sk_c10 ),
prove_this_11 ).
cnf(c_0_31,negated_conjecture,
( multiply(sk_c1,sk_c9) = sk_c10
| multiply(sk_c10,sk_c10) = sk_c9 ),
inference(spm,[status(thm)],[c_0_29,c_0_30]) ).
cnf(c_0_32,plain,
multiply(inverse(inverse(X1)),X2) = multiply(X1,X2),
inference(spm,[status(thm)],[c_0_27,c_0_27]) ).
cnf(c_0_33,negated_conjecture,
( multiply(inverse(sk_c1),sk_c10) = sk_c9
| multiply(sk_c10,sk_c10) = sk_c9 ),
inference(spm,[status(thm)],[c_0_27,c_0_31]) ).
cnf(c_0_34,negated_conjecture,
( inverse(sk_c1) = sk_c10
| multiply(sk_c4,sk_c9) = sk_c10 ),
prove_this_3 ).
cnf(c_0_35,plain,
multiply(X1,identity) = X1,
inference(rw,[status(thm)],[inference(spm,[status(thm)],[c_0_27,c_0_25]),c_0_32]) ).
cnf(c_0_36,negated_conjecture,
( inverse(sk_c2) = sk_c10
| inverse(sk_c5) = sk_c8 ),
prove_this_41 ).
cnf(c_0_37,negated_conjecture,
( inverse(sk_c1) = sk_c10
| inverse(sk_c5) = sk_c8 ),
prove_this_5 ).
cnf(c_0_38,negated_conjecture,
( multiply(sk_c4,sk_c9) = sk_c10
| multiply(sk_c10,sk_c10) = sk_c9 ),
inference(spm,[status(thm)],[c_0_33,c_0_34]) ).
cnf(c_0_39,plain,
inverse(inverse(X1)) = X1,
inference(rw,[status(thm)],[inference(spm,[status(thm)],[c_0_32,c_0_35]),c_0_35]) ).
cnf(c_0_40,negated_conjecture,
( multiply(sk_c8,sk_c5) = identity
| inverse(sk_c2) = sk_c10 ),
inference(spm,[status(thm)],[c_0_25,c_0_36]) ).
cnf(c_0_41,negated_conjecture,
( multiply(sk_c8,sk_c5) = identity
| inverse(sk_c1) = sk_c10 ),
inference(spm,[status(thm)],[c_0_25,c_0_37]) ).
cnf(c_0_42,negated_conjecture,
( multiply(sk_c10,sk_c3) = sk_c9
| multiply(sk_c5,sk_c8) = sk_c10 ),
prove_this_22 ).
cnf(c_0_43,negated_conjecture,
( multiply(inverse(sk_c4),sk_c10) = sk_c9
| multiply(sk_c10,sk_c10) = sk_c9 ),
inference(spm,[status(thm)],[c_0_27,c_0_38]) ).
cnf(c_0_44,negated_conjecture,
( inverse(sk_c1) = sk_c10
| inverse(sk_c4) = sk_c10 ),
prove_this_2 ).
cnf(c_0_45,negated_conjecture,
( inverse(sk_c1) = sk_c10
| multiply(sk_c8,sk_c9) = sk_c10 ),
prove_this_6 ).
cnf(c_0_46,negated_conjecture,
( inverse(sk_c1) = sk_c10
| inverse(sk_c10) = sk_c9 ),
prove_this_1 ).
cnf(c_0_47,negated_conjecture,
( inverse(sk_c2) = sk_c10
| multiply(sk_c8,sk_c9) = sk_c10 ),
prove_this_42 ).
cnf(c_0_48,negated_conjecture,
( inverse(sk_c2) = sk_c10
| inverse(sk_c10) = sk_c9 ),
prove_this_37 ).
cnf(c_0_49,negated_conjecture,
( inverse(sk_c2) = sk_c10
| multiply(sk_c5,sk_c8) = sk_c10 ),
prove_this_40 ).
cnf(c_0_50,negated_conjecture,
( inverse(sk_c1) = sk_c10
| multiply(sk_c5,sk_c8) = sk_c10 ),
prove_this_4 ).
cnf(c_0_51,negated_conjecture,
( multiply(sk_c8,sk_c5) = identity
| inverse(sk_c10) = sk_c2 ),
inference(spm,[status(thm)],[c_0_39,c_0_40]) ).
cnf(c_0_52,negated_conjecture,
( multiply(sk_c8,sk_c5) = identity
| inverse(sk_c10) = sk_c1 ),
inference(spm,[status(thm)],[c_0_39,c_0_41]) ).
cnf(c_0_53,negated_conjecture,
( multiply(inverse(sk_c5),sk_c10) = sk_c8
| multiply(sk_c10,sk_c3) = sk_c9 ),
inference(spm,[status(thm)],[c_0_27,c_0_42]) ).
cnf(c_0_54,negated_conjecture,
( multiply(sk_c10,sk_c3) = sk_c9
| inverse(sk_c5) = sk_c8 ),
prove_this_23 ).
cnf(c_0_55,negated_conjecture,
( multiply(sk_c10,sk_c10) = sk_c9
| inverse(sk_c1) = sk_c10 ),
inference(spm,[status(thm)],[c_0_43,c_0_44]) ).
cnf(c_0_56,negated_conjecture,
( multiply(sk_c8,sk_c9) = sk_c10
| multiply(sk_c10,sk_c1) = identity ),
inference(spm,[status(thm)],[c_0_25,c_0_45]) ).
cnf(c_0_57,negated_conjecture,
( multiply(sk_c10,sk_c1) = identity
| inverse(sk_c10) = sk_c9 ),
inference(spm,[status(thm)],[c_0_25,c_0_46]) ).
cnf(c_0_58,negated_conjecture,
( multiply(sk_c8,sk_c9) = sk_c10
| multiply(sk_c10,sk_c2) = identity ),
inference(spm,[status(thm)],[c_0_25,c_0_47]) ).
cnf(c_0_59,negated_conjecture,
( multiply(sk_c10,sk_c2) = identity
| inverse(sk_c10) = sk_c9 ),
inference(spm,[status(thm)],[c_0_25,c_0_48]) ).
cnf(c_0_60,negated_conjecture,
( multiply(sk_c5,sk_c8) = sk_c10
| inverse(sk_c10) = sk_c2 ),
inference(spm,[status(thm)],[c_0_39,c_0_49]) ).
cnf(c_0_61,negated_conjecture,
( multiply(sk_c5,sk_c8) = sk_c10
| inverse(sk_c10) = sk_c1 ),
inference(spm,[status(thm)],[c_0_39,c_0_50]) ).
cnf(c_0_62,negated_conjecture,
( multiply(sk_c8,sk_c5) = identity
| sk_c2 = sk_c1 ),
inference(spm,[status(thm)],[c_0_51,c_0_52]) ).
cnf(c_0_63,negated_conjecture,
( multiply(sk_c5,multiply(sk_c8,X1)) = multiply(sk_c10,X1)
| multiply(sk_c10,sk_c3) = sk_c9 ),
inference(spm,[status(thm)],[c_0_24,c_0_42]) ).
cnf(c_0_64,negated_conjecture,
( multiply(sk_c10,sk_c3) = sk_c9
| multiply(sk_c8,sk_c10) = sk_c8 ),
inference(spm,[status(thm)],[c_0_53,c_0_54]) ).
cnf(c_0_65,negated_conjecture,
multiply(sk_c10,sk_c10) = sk_c9,
inference(spm,[status(thm)],[c_0_33,c_0_55]) ).
cnf(c_0_66,negated_conjecture,
( multiply(sk_c8,multiply(sk_c9,X1)) = multiply(sk_c10,X1)
| multiply(sk_c10,sk_c1) = identity ),
inference(spm,[status(thm)],[c_0_24,c_0_56]) ).
cnf(c_0_67,negated_conjecture,
( multiply(sk_c10,sk_c1) = identity
| multiply(sk_c9,sk_c10) = identity ),
inference(spm,[status(thm)],[c_0_25,c_0_57]) ).
cnf(c_0_68,negated_conjecture,
( multiply(sk_c8,multiply(sk_c9,X1)) = multiply(sk_c10,X1)
| multiply(sk_c10,sk_c2) = identity ),
inference(spm,[status(thm)],[c_0_24,c_0_58]) ).
cnf(c_0_69,negated_conjecture,
( multiply(sk_c10,sk_c2) = identity
| multiply(sk_c9,sk_c10) = identity ),
inference(spm,[status(thm)],[c_0_25,c_0_59]) ).
cnf(c_0_70,negated_conjecture,
( multiply(sk_c2,sk_c10) = sk_c3
| multiply(sk_c5,sk_c8) = sk_c10 ),
prove_this_31 ).
cnf(c_0_71,negated_conjecture,
( multiply(sk_c2,sk_c10) = sk_c3
| inverse(sk_c5) = sk_c8 ),
prove_this_32 ).
cnf(c_0_72,negated_conjecture,
( multiply(sk_c5,sk_c8) = sk_c10
| sk_c2 = sk_c1 ),
inference(spm,[status(thm)],[c_0_60,c_0_61]) ).
cnf(c_0_73,negated_conjecture,
( inverse(sk_c8) = sk_c5
| sk_c2 = sk_c1 ),
inference(rw,[status(thm)],[inference(spm,[status(thm)],[c_0_27,c_0_62]),c_0_35]) ).
cnf(c_0_74,negated_conjecture,
( multiply(sk_c10,sk_c3) = sk_c9
| multiply(sk_c5,sk_c8) = sk_c9 ),
inference(rw,[status(thm)],[inference(spm,[status(thm)],[c_0_63,c_0_64]),c_0_65]) ).
cnf(c_0_75,negated_conjecture,
multiply(sk_c10,multiply(sk_c10,X1)) = multiply(sk_c9,X1),
inference(spm,[status(thm)],[c_0_24,c_0_65]) ).
cnf(c_0_76,negated_conjecture,
( multiply(sk_c10,sk_c1) = identity
| sk_c8 = sk_c9 ),
inference(rw,[status(thm)],[inference(rw,[status(thm)],[inference(spm,[status(thm)],[c_0_66,c_0_67]),c_0_35]),c_0_65]) ).
cnf(c_0_77,negated_conjecture,
( multiply(sk_c10,sk_c2) = identity
| sk_c8 = sk_c9 ),
inference(rw,[status(thm)],[inference(rw,[status(thm)],[inference(spm,[status(thm)],[c_0_68,c_0_69]),c_0_35]),c_0_65]) ).
cnf(c_0_78,negated_conjecture,
( multiply(sk_c5,multiply(sk_c8,X1)) = multiply(sk_c10,X1)
| multiply(sk_c2,sk_c10) = sk_c3 ),
inference(spm,[status(thm)],[c_0_24,c_0_70]) ).
cnf(c_0_79,negated_conjecture,
( multiply(sk_c8,multiply(sk_c5,X1)) = X1
| multiply(sk_c2,sk_c10) = sk_c3 ),
inference(spm,[status(thm)],[c_0_27,c_0_71]) ).
cnf(c_0_80,negated_conjecture,
( multiply(sk_c10,sk_c3) = sk_c9
| identity = sk_c10 ),
inference(rw,[status(thm)],[inference(spm,[status(thm)],[c_0_27,c_0_64]),c_0_25]) ).
cnf(c_0_81,negated_conjecture,
( multiply(inverse(sk_c5),sk_c10) = sk_c8
| sk_c2 = sk_c1 ),
inference(spm,[status(thm)],[c_0_27,c_0_72]) ).
cnf(c_0_82,negated_conjecture,
( inverse(sk_c5) = sk_c8
| sk_c2 = sk_c1 ),
inference(spm,[status(thm)],[c_0_39,c_0_73]) ).
cnf(c_0_83,plain,
multiply(inverse(multiply(X1,X2)),multiply(X1,multiply(X2,X3))) = X3,
inference(spm,[status(thm)],[c_0_27,c_0_24]) ).
cnf(c_0_84,negated_conjecture,
( multiply(sk_c10,sk_c3) = sk_c9
| sk_c9 = sk_c10 ),
inference(spm,[status(thm)],[c_0_42,c_0_74]) ).
cnf(c_0_85,negated_conjecture,
( multiply(sk_c9,sk_c1) = sk_c10
| sk_c8 = sk_c9 ),
inference(rw,[status(thm)],[inference(spm,[status(thm)],[c_0_75,c_0_76]),c_0_35]) ).
cnf(c_0_86,negated_conjecture,
( inverse(sk_c10) = sk_c2
| sk_c8 = sk_c9 ),
inference(rw,[status(thm)],[inference(spm,[status(thm)],[c_0_27,c_0_77]),c_0_35]) ).
cnf(c_0_87,negated_conjecture,
( multiply(sk_c10,multiply(sk_c5,X1)) = multiply(sk_c5,X1)
| multiply(sk_c2,sk_c10) = sk_c3 ),
inference(spm,[status(thm)],[c_0_78,c_0_79]) ).
cnf(c_0_88,negated_conjecture,
( multiply(inverse(sk_c10),sk_c9) = sk_c3
| identity = sk_c10 ),
inference(spm,[status(thm)],[c_0_27,c_0_80]) ).
cnf(c_0_89,negated_conjecture,
multiply(inverse(sk_c10),sk_c9) = sk_c10,
inference(spm,[status(thm)],[c_0_27,c_0_65]) ).
cnf(c_0_90,negated_conjecture,
( inverse(sk_c10) = sk_c9
| inverse(sk_c10) = sk_c1 ),
inference(spm,[status(thm)],[c_0_39,c_0_46]) ).
cnf(c_0_91,negated_conjecture,
( multiply(sk_c8,sk_c10) = sk_c8
| sk_c2 = sk_c1 ),
inference(spm,[status(thm)],[c_0_81,c_0_82]) ).
cnf(c_0_92,negated_conjecture,
( multiply(inverse(multiply(X1,sk_c10)),multiply(X1,sk_c9)) = sk_c3
| sk_c9 = sk_c10 ),
inference(spm,[status(thm)],[c_0_83,c_0_84]) ).
cnf(c_0_93,negated_conjecture,
( multiply(inverse(sk_c9),sk_c10) = sk_c1
| sk_c8 = sk_c9 ),
inference(spm,[status(thm)],[c_0_27,c_0_85]) ).
cnf(c_0_94,negated_conjecture,
( multiply(sk_c2,sk_c10) = identity
| sk_c8 = sk_c9 ),
inference(spm,[status(thm)],[c_0_25,c_0_86]) ).
cnf(c_0_95,negated_conjecture,
( multiply(sk_c2,sk_c10) = sk_c3
| sk_c9 = sk_c10 ),
inference(rw,[status(thm)],[inference(spm,[status(thm)],[c_0_87,c_0_70]),c_0_65]) ).
cnf(c_0_96,negated_conjecture,
( identity = sk_c10
| sk_c3 = sk_c10 ),
inference(spm,[status(thm)],[c_0_88,c_0_89]) ).
cnf(c_0_97,negated_conjecture,
( inverse(sk_c10) = sk_c9
| inverse(sk_c10) = sk_c2 ),
inference(spm,[status(thm)],[c_0_39,c_0_48]) ).
cnf(c_0_98,negated_conjecture,
( inverse(sk_c10) = sk_c9
| sk_c1 != sk_c9 ),
inference(ef,[status(thm)],[c_0_90]) ).
cnf(c_0_99,plain,
inverse(identity) = identity,
inference(spm,[status(thm)],[c_0_25,c_0_35]) ).
cnf(c_0_100,negated_conjecture,
( sk_c2 = sk_c1
| identity = sk_c10 ),
inference(rw,[status(thm)],[inference(spm,[status(thm)],[c_0_27,c_0_91]),c_0_25]) ).
cnf(c_0_101,negated_conjecture,
( inverse(sk_c1) = sk_c3
| sk_c8 = sk_c9
| sk_c9 = sk_c10 ),
inference(rw,[status(thm)],[inference(rw,[status(thm)],[inference(spm,[status(thm)],[c_0_92,c_0_93]),c_0_25]),c_0_35]) ).
cnf(c_0_102,negated_conjecture,
( sk_c9 = sk_c10
| sk_c8 = sk_c9
| identity = sk_c3 ),
inference(spm,[status(thm)],[c_0_94,c_0_95]) ).
cnf(c_0_103,negated_conjecture,
( inverse(sk_c2) = sk_c10
| inverse(sk_c4) = sk_c10 ),
prove_this_38 ).
cnf(c_0_104,negated_conjecture,
( multiply(sk_c2,sk_c10) = sk_c3
| multiply(sk_c8,sk_c9) = sk_c10 ),
prove_this_33 ).
cnf(c_0_105,negated_conjecture,
( multiply(sk_c10,X1) = X1
| sk_c3 = sk_c10 ),
inference(spm,[status(thm)],[c_0_26,c_0_96]) ).
cnf(c_0_106,negated_conjecture,
( inverse(sk_c10) = sk_c9
| sk_c2 = sk_c1 ),
inference(csr,[status(thm)],[inference(spm,[status(thm)],[c_0_97,c_0_90]),c_0_98]) ).
cnf(c_0_107,negated_conjecture,
( inverse(sk_c10) = sk_c10
| sk_c2 = sk_c1 ),
inference(spm,[status(thm)],[c_0_99,c_0_100]) ).
cnf(c_0_108,negated_conjecture,
( inverse(sk_c3) = sk_c1
| sk_c9 = sk_c10
| sk_c8 = sk_c9 ),
inference(spm,[status(thm)],[c_0_39,c_0_101]) ).
cnf(c_0_109,negated_conjecture,
( inverse(sk_c3) = sk_c3
| sk_c8 = sk_c9
| sk_c9 = sk_c10 ),
inference(spm,[status(thm)],[c_0_99,c_0_102]) ).
cnf(c_0_110,negated_conjecture,
( inverse(sk_c2) = sk_c10
| inverse(sk_c10) = sk_c4 ),
inference(spm,[status(thm)],[c_0_39,c_0_103]) ).
cnf(c_0_111,negated_conjecture,
( multiply(inverse(sk_c2),sk_c3) = sk_c10
| multiply(sk_c8,sk_c9) = sk_c10 ),
inference(spm,[status(thm)],[c_0_27,c_0_104]) ).
cnf(c_0_112,negated_conjecture,
( sk_c3 = sk_c10
| sk_c9 = sk_c10 ),
inference(spm,[status(thm)],[c_0_65,c_0_105]) ).
cnf(c_0_113,negated_conjecture,
( sk_c2 = sk_c1
| sk_c9 = sk_c10 ),
inference(spm,[status(thm)],[c_0_106,c_0_107]) ).
cnf(c_0_114,negated_conjecture,
( sk_c8 = sk_c9
| sk_c9 = sk_c10
| sk_c3 = sk_c1 ),
inference(spm,[status(thm)],[c_0_108,c_0_109]) ).
cnf(c_0_115,negated_conjecture,
( multiply(sk_c2,sk_c10) = sk_c3
| inverse(sk_c4) = sk_c10 ),
prove_this_29 ).
cnf(c_0_116,negated_conjecture,
( inverse(sk_c10) = sk_c4
| inverse(sk_c10) = sk_c2 ),
inference(spm,[status(thm)],[c_0_39,c_0_110]) ).
cnf(c_0_117,negated_conjecture,
( multiply(inverse(sk_c2),sk_c10) = sk_c10
| multiply(sk_c8,sk_c9) = sk_c10
| sk_c9 = sk_c10 ),
inference(spm,[status(thm)],[c_0_111,c_0_112]) ).
cnf(c_0_118,negated_conjecture,
( multiply(sk_c1,sk_c10) = sk_c3
| sk_c9 = sk_c10 ),
inference(spm,[status(thm)],[c_0_95,c_0_113]) ).
cnf(c_0_119,negated_conjecture,
( sk_c8 = sk_c9
| sk_c9 = sk_c10
| sk_c1 = sk_c10 ),
inference(spm,[status(thm)],[c_0_112,c_0_114]) ).
cnf(c_0_120,plain,
multiply(X1,inverse(X1)) = identity,
inference(spm,[status(thm)],[c_0_25,c_0_39]) ).
cnf(c_0_121,negated_conjecture,
( multiply(sk_c2,sk_c10) = sk_c3
| inverse(sk_c10) = sk_c9 ),
prove_this_28 ).
cnf(c_0_122,negated_conjecture,
( multiply(sk_c2,sk_c10) = sk_c3
| inverse(sk_c10) = sk_c4 ),
inference(spm,[status(thm)],[c_0_39,c_0_115]) ).
cnf(c_0_123,negated_conjecture,
( inverse(sk_c10) = sk_c2
| sk_c4 != sk_c2 ),
inference(ef,[status(thm)],[c_0_116]) ).
cnf(c_0_124,negated_conjecture,
( multiply(sk_c8,sk_c9) = sk_c10
| sk_c9 = sk_c10 ),
inference(cn,[status(thm)],[inference(rw,[status(thm)],[inference(spm,[status(thm)],[c_0_117,c_0_47]),c_0_65])]) ).
cnf(c_0_125,negated_conjecture,
( sk_c8 = sk_c9
| sk_c9 = sk_c10
| sk_c3 = sk_c9 ),
inference(rw,[status(thm)],[inference(spm,[status(thm)],[c_0_118,c_0_119]),c_0_65]) ).
cnf(c_0_126,negated_conjecture,
multiply(sk_c9,inverse(sk_c10)) = sk_c10,
inference(rw,[status(thm)],[inference(spm,[status(thm)],[c_0_75,c_0_120]),c_0_35]) ).
cnf(c_0_127,negated_conjecture,
( multiply(sk_c5,sk_c8) = sk_c10
| multiply(sk_c10,sk_c1) = identity ),
inference(spm,[status(thm)],[c_0_25,c_0_50]) ).
cnf(c_0_128,negated_conjecture,
( multiply(sk_c2,sk_c10) = sk_c3
| sk_c4 = sk_c9 ),
inference(spm,[status(thm)],[c_0_121,c_0_122]) ).
cnf(c_0_129,negated_conjecture,
( inverse(sk_c10) = sk_c2
| sk_c4 = sk_c9 ),
inference(csr,[status(thm)],[inference(spm,[status(thm)],[c_0_97,c_0_116]),c_0_123]) ).
cnf(c_0_130,negated_conjecture,
( multiply(inverse(sk_c8),sk_c10) = sk_c9
| sk_c9 = sk_c10 ),
inference(spm,[status(thm)],[c_0_27,c_0_124]) ).
cnf(c_0_131,negated_conjecture,
( sk_c8 = sk_c9
| sk_c9 = sk_c10 ),
inference(spm,[status(thm)],[c_0_112,c_0_125]) ).
cnf(c_0_132,negated_conjecture,
multiply(inverse(sk_c9),sk_c10) = inverse(sk_c10),
inference(spm,[status(thm)],[c_0_27,c_0_126]) ).
cnf(c_0_133,negated_conjecture,
( inverse(sk_c1) = sk_c10
| inverse(sk_c8) = sk_c5 ),
inference(spm,[status(thm)],[c_0_39,c_0_37]) ).
cnf(c_0_134,negated_conjecture,
( multiply(sk_c5,multiply(sk_c8,X1)) = multiply(sk_c10,X1)
| multiply(sk_c10,sk_c1) = identity ),
inference(spm,[status(thm)],[c_0_24,c_0_127]) ).
cnf(c_0_135,negated_conjecture,
( multiply(inverse(sk_c2),sk_c3) = sk_c10
| sk_c4 = sk_c9 ),
inference(spm,[status(thm)],[c_0_27,c_0_128]) ).
cnf(c_0_136,negated_conjecture,
( inverse(sk_c2) = sk_c10
| sk_c4 = sk_c9 ),
inference(spm,[status(thm)],[c_0_39,c_0_129]) ).
cnf(c_0_137,negated_conjecture,
( inverse(sk_c10) = sk_c9
| sk_c9 = sk_c10 ),
inference(rw,[status(thm)],[inference(spm,[status(thm)],[c_0_130,c_0_131]),c_0_132]) ).
cnf(c_0_138,negated_conjecture,
( inverse(sk_c8) = sk_c5
| inverse(sk_c10) = sk_c1 ),
inference(spm,[status(thm)],[c_0_39,c_0_133]) ).
cnf(c_0_139,negated_conjecture,
( multiply(sk_c5,multiply(sk_c10,X1)) = multiply(sk_c10,multiply(sk_c9,X1))
| multiply(sk_c10,sk_c1) = identity ),
inference(spm,[status(thm)],[c_0_134,c_0_66]) ).
cnf(c_0_140,negated_conjecture,
( multiply(sk_c2,sk_c10) = identity
| sk_c4 != sk_c2 ),
inference(spm,[status(thm)],[c_0_25,c_0_123]) ).
cnf(c_0_141,negated_conjecture,
( multiply(sk_c10,sk_c3) = sk_c10
| sk_c4 = sk_c9 ),
inference(spm,[status(thm)],[c_0_135,c_0_136]) ).
cnf(c_0_142,negated_conjecture,
( inverse(sk_c9) = sk_c10
| sk_c9 = sk_c10 ),
inference(spm,[status(thm)],[c_0_39,c_0_137]) ).
cnf(c_0_143,negated_conjecture,
( inverse(sk_c10) = sk_c1
| inverse(sk_c9) = sk_c5
| sk_c9 = sk_c10 ),
inference(spm,[status(thm)],[c_0_138,c_0_131]) ).
cnf(c_0_144,negated_conjecture,
( multiply(sk_c10,sk_c1) = identity
| sk_c5 = sk_c9 ),
inference(rw,[status(thm)],[inference(rw,[status(thm)],[inference(rw,[status(thm)],[inference(spm,[status(thm)],[c_0_139,c_0_120]),c_0_35]),c_0_126]),c_0_65]) ).
cnf(c_0_145,negated_conjecture,
( sk_c9 = sk_c10
| identity = sk_c3
| sk_c4 != sk_c2 ),
inference(spm,[status(thm)],[c_0_140,c_0_95]) ).
cnf(c_0_146,negated_conjecture,
( sk_c4 = sk_c9
| sk_c9 = sk_c10 ),
inference(spm,[status(thm)],[c_0_84,c_0_141]) ).
cnf(c_0_147,negated_conjecture,
( inverse(sk_c10) = sk_c1
| sk_c9 = sk_c10
| sk_c5 = sk_c10 ),
inference(spm,[status(thm)],[c_0_142,c_0_143]) ).
cnf(c_0_148,negated_conjecture,
( inverse(sk_c10) = sk_c1
| sk_c5 = sk_c9 ),
inference(rw,[status(thm)],[inference(spm,[status(thm)],[c_0_27,c_0_144]),c_0_35]) ).
cnf(c_0_149,negated_conjecture,
multiply(sk_c9,sk_c10) = multiply(sk_c10,sk_c9),
inference(spm,[status(thm)],[c_0_75,c_0_65]) ).
cnf(c_0_150,negated_conjecture,
( identity = sk_c3
| sk_c9 = sk_c10
| sk_c2 != sk_c9 ),
inference(spm,[status(thm)],[c_0_145,c_0_146]) ).
cnf(c_0_151,negated_conjecture,
( sk_c5 = sk_c10
| sk_c9 = sk_c10
| sk_c1 = sk_c9 ),
inference(spm,[status(thm)],[c_0_137,c_0_147]) ).
cnf(c_0_152,negated_conjecture,
( sk_c5 = sk_c9
| sk_c9 = sk_c10
| sk_c1 = sk_c9 ),
inference(spm,[status(thm)],[c_0_137,c_0_148]) ).
cnf(c_0_153,negated_conjecture,
( multiply(sk_c10,sk_c9) = identity
| sk_c9 = sk_c10 ),
inference(rw,[status(thm)],[inference(spm,[status(thm)],[c_0_25,c_0_137]),c_0_149]) ).
cnf(c_0_154,negated_conjecture,
( sk_c9 = sk_c10
| identity = sk_c3
| sk_c1 != sk_c9 ),
inference(spm,[status(thm)],[c_0_150,c_0_113]) ).
cnf(c_0_155,negated_conjecture,
( sk_c1 = sk_c9
| sk_c9 = sk_c10 ),
inference(spm,[status(thm)],[c_0_151,c_0_152]) ).
cnf(c_0_156,negated_conjecture,
( inverse(sk_c9) = sk_c3
| sk_c9 = sk_c10 ),
inference(rw,[status(thm)],[inference(rw,[status(thm)],[inference(spm,[status(thm)],[c_0_92,c_0_153]),c_0_65]),c_0_35]) ).
cnf(c_0_157,negated_conjecture,
( identity = sk_c3
| sk_c9 = sk_c10 ),
inference(spm,[status(thm)],[c_0_154,c_0_155]) ).
cnf(c_0_158,negated_conjecture,
( inverse(sk_c3) = sk_c9
| sk_c9 = sk_c10 ),
inference(spm,[status(thm)],[c_0_39,c_0_156]) ).
cnf(c_0_159,negated_conjecture,
( inverse(sk_c3) = sk_c3
| sk_c9 = sk_c10 ),
inference(spm,[status(thm)],[c_0_99,c_0_157]) ).
cnf(c_0_160,negated_conjecture,
( sk_c9 = sk_c10
| sk_c3 = sk_c9 ),
inference(spm,[status(thm)],[c_0_158,c_0_159]) ).
cnf(c_0_161,negated_conjecture,
( inverse(X1) != sk_c10
| multiply(X1,sk_c9) != sk_c10
| multiply(sk_c10,X2) != sk_c9
| multiply(X3,sk_c10) != X2
| inverse(X3) != sk_c10
| inverse(sk_c10) != sk_c9
| inverse(X4) != sk_c10
| multiply(X4,sk_c9) != sk_c10
| multiply(X5,X6) != sk_c10
| inverse(X5) != X6
| multiply(X6,sk_c9) != sk_c10
| inverse(X7) != X8
| inverse(X8) != X6
| multiply(X7,X6) != X8 ),
prove_this_46 ).
cnf(c_0_162,negated_conjecture,
sk_c9 = sk_c10,
inference(spm,[status(thm)],[c_0_112,c_0_160]) ).
cnf(c_0_163,negated_conjecture,
( multiply(sk_c10,multiply(X1,sk_c10)) != sk_c9
| inverse(multiply(X2,inverse(X3))) != inverse(X3)
| multiply(inverse(X3),sk_c9) != sk_c10
| multiply(X2,inverse(X3)) != inverse(X2)
| multiply(X3,inverse(X3)) != sk_c10
| multiply(X4,sk_c9) != sk_c10
| multiply(X5,sk_c9) != sk_c10
| inverse(sk_c10) != sk_c9
| inverse(X4) != sk_c10
| inverse(X1) != sk_c10
| inverse(X5) != sk_c10 ),
inference(er,[status(thm)],[inference(er,[status(thm)],[inference(er,[status(thm)],[c_0_161])])]) ).
cnf(c_0_164,negated_conjecture,
identity = sk_c10,
inference(rw,[status(thm)],[inference(rw,[status(thm)],[c_0_126,c_0_162]),c_0_120]) ).
cnf(c_0_165,negated_conjecture,
( multiply(sk_c10,multiply(X1,sk_c10)) != sk_c9
| inverse(multiply(X2,inverse(X3))) != inverse(X3)
| multiply(inverse(X3),sk_c9) != sk_c10
| multiply(X2,inverse(X3)) != inverse(X2)
| multiply(X4,sk_c9) != sk_c10
| multiply(X5,sk_c9) != sk_c10
| inverse(sk_c10) != sk_c9
| inverse(X4) != sk_c10
| inverse(X1) != sk_c10
| inverse(X5) != sk_c10
| identity != sk_c10 ),
inference(rw,[status(thm)],[c_0_163,c_0_120]) ).
cnf(c_0_166,plain,
inverse(sk_c10) = sk_c10,
inference(rw,[status(thm)],[inference(rw,[status(thm)],[c_0_99,c_0_164]),c_0_164]) ).
cnf(c_0_167,negated_conjecture,
multiply(inverse(sk_c10),multiply(sk_c9,X1)) = multiply(sk_c10,X1),
inference(spm,[status(thm)],[c_0_24,c_0_89]) ).
cnf(c_0_168,negated_conjecture,
( multiply(sk_c10,multiply(X1,sk_c10)) != sk_c10
| inverse(multiply(X2,inverse(X3))) != inverse(X3)
| multiply(inverse(X3),sk_c10) != sk_c10
| multiply(X2,inverse(X3)) != inverse(X2)
| multiply(X4,sk_c10) != sk_c10
| multiply(X5,sk_c10) != sk_c10
| inverse(X4) != sk_c10
| inverse(X1) != sk_c10
| inverse(X5) != sk_c10 ),
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(rw,[status(thm)],[inference(rw,[status(thm)],[c_0_165,c_0_162]),c_0_162]),c_0_162]),c_0_162]),c_0_162]),c_0_166]),c_0_164])]) ).
cnf(c_0_169,negated_conjecture,
multiply(sk_c10,X1) = X1,
inference(rw,[status(thm)],[inference(rw,[status(thm)],[c_0_167,c_0_162]),c_0_27]) ).
cnf(c_0_170,plain,
multiply(X1,sk_c10) = X1,
inference(rw,[status(thm)],[c_0_35,c_0_164]) ).
cnf(c_0_171,negated_conjecture,
( inverse(multiply(X1,inverse(X2))) != inverse(X2)
| multiply(X1,inverse(X2)) != inverse(X1)
| inverse(X2) != sk_c10 ),
inference(cn,[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_168,c_0_169]),c_0_170]),c_0_170]),c_0_170]),c_0_170])])])]),c_0_166])]) ).
cnf(c_0_172,plain,
multiply(inverse(X1),X1) = sk_c10,
inference(rw,[status(thm)],[c_0_25,c_0_164]) ).
cnf(c_0_173,negated_conjecture,
inverse(X1) != sk_c10,
inference(cn,[status(thm)],[inference(rw,[status(thm)],[inference(rw,[status(thm)],[inference(spm,[status(thm)],[c_0_171,c_0_172]),c_0_166]),c_0_39])]) ).
cnf(c_0_174,negated_conjecture,
$false,
inference(sr,[status(thm)],[inference(sr,[status(thm)],[c_0_103,c_0_173]),c_0_173]),
[proof] ).
%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.00/0.12 % Problem : GRP228-1 : 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 : n004.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 18:31:02 EDT 2026
% 0.15/0.33 % CPUTime :
% 0.15/0.34 % start to proof: theBenchmark
% 72.65/42.38 % Version : CSE_E---1.7
% 72.65/42.38 % Problem : theBenchmark.p
% 72.65/42.38 % SZS status Unsatisfiable for theBenchmark.p
% 72.65/42.38 % SZS output start CNFRefutation
% See solution above
% 73.05/42.70 % Total time : 31.166s
%------------------------------------------------------------------------------