%------------------------------------------------------------------------------
% File : LisaST---0.9
% Problem : GRP124-7.004 : TPTP v9.3.1. Released v1.2.0.
% Transfm : none
% Format : tptp:raw
% Command : casc-portfolio.sh -t 300 /export/starexec/sandbox/benchmark/theBenchmark.p
% Computer : n004.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 : Sun Sep 27 07:22:25 AM UTC 2026
% Result : Unsatisfiable 42.44s 6.17s
% Output : CNFRefutation 42.44s
% Verified :
% SZS Type : Refutation
% Derivation depth : 32
% Number of leaves : 25
% Syntax : Number of clauses : 173 ( 40 unt; 115 nHn; 169 RR)
% Number of literals : 559 ( 0 equ; 81 neg)
% Maximal clause size : 8 ( 3 avg)
% Maximal term depth : 1 ( 1 avg)
% Number of predicates : 5 ( 4 usr; 1 prp; 0-3 aty)
% Number of functors : 4 ( 4 usr; 4 con; 0-0 aty)
% Number of variables : 92 ( 0 sgn)
% Comments :
%------------------------------------------------------------------------------
cnf(element_1,axiom,
'group$uelement'('e$u1') ).
cnf(element_2,axiom,
'group$uelement'('e$u2') ).
cnf(element_3,axiom,
'group$uelement'('e$u3') ).
cnf(element_4,axiom,
'group$uelement'('e$u4') ).
cnf(e_1_is_not_e_2,axiom,
~ equalish('e$u1','e$u2') ).
cnf(e_1_is_not_e_3,axiom,
~ equalish('e$u1','e$u3') ).
cnf(e_1_is_not_e_4,axiom,
~ equalish('e$u1','e$u4') ).
cnf(e_2_is_not_e_1,axiom,
~ equalish('e$u2','e$u1') ).
cnf(e_2_is_not_e_3,axiom,
~ equalish('e$u2','e$u3') ).
cnf(e_3_is_not_e_1,axiom,
~ equalish('e$u3','e$u1') ).
cnf(e_3_is_not_e_2,axiom,
~ equalish('e$u3','e$u2') ).
cnf(e_3_is_not_e_4,axiom,
~ equalish('e$u3','e$u4') ).
cnf(e_4_is_not_e_1,axiom,
~ equalish('e$u4','e$u1') ).
cnf(e_4_is_not_e_2,axiom,
~ equalish('e$u4','e$u2') ).
cnf(e_4_is_not_e_3,axiom,
~ equalish('e$u4','e$u3') ).
cnf(product1_total_function1,axiom,
( product1(X0,X1,'e$u4')
| product1(X0,X1,'e$u3')
| product1(X0,X1,'e$u2')
| product1(X0,X1,'e$u1')
| ~ 'group$uelement'(X1)
| ~ 'group$uelement'(X0) ) ).
cnf(product1_right_cancellation,axiom,
( equalish(X1,X3)
| ~ product1(X0,X3,X2)
| ~ product1(X0,X1,X2) ) ).
cnf(product1_left_cancellation,axiom,
( equalish(X0,X3)
| ~ product1(X3,X1,X2)
| ~ product1(X0,X1,X2) ) ).
cnf(product1_idempotence,axiom,
product1(X0,X0,X0) ).
cnf(product2_total_function1,axiom,
( product2(X0,X1,'e$u4')
| product2(X0,X1,'e$u3')
| product2(X0,X1,'e$u2')
| product2(X0,X1,'e$u1')
| ~ 'group$uelement'(X1)
| ~ 'group$uelement'(X0) ) ).
cnf(product2_total_function2,axiom,
( equalish(X2,X3)
| ~ product2(X0,X1,X3)
| ~ product2(X0,X1,X2) ) ).
cnf(product2_right_cancellation,axiom,
( equalish(X1,X3)
| ~ product2(X0,X3,X2)
| ~ product2(X0,X1,X2) ) ).
cnf(product2_left_cancellation,axiom,
( equalish(X0,X3)
| ~ product2(X3,X1,X2)
| ~ product2(X0,X1,X2) ) ).
cnf(product2_idempotence,axiom,
product2(X0,X0,X0) ).
cnf(qg2a,negated_conjecture,
( product2(X3,X1,X0)
| ~ product1(X2,X0,X3)
| ~ product1(X0,X1,X2) ) ).
cnf(c10,plain,
'group$uelement'('e$u1'),
inference(clausification,[status(esa)],[element_1]) ).
cnf(c11,plain,
'group$uelement'('e$u2'),
inference(clausification,[status(esa)],[element_2]) ).
cnf(c12,plain,
'group$uelement'('e$u3'),
inference(clausification,[status(esa)],[element_3]) ).
cnf(c13,plain,
'group$uelement'('e$u4'),
inference(clausification,[status(esa)],[element_4]) ).
cnf(c14,plain,
~ equalish('e$u1','e$u2'),
inference(clausification,[status(esa)],[e_1_is_not_e_2]) ).
cnf(c15,plain,
~ equalish('e$u1','e$u3'),
inference(clausification,[status(esa)],[e_1_is_not_e_3]) ).
cnf(c16,plain,
~ equalish('e$u1','e$u4'),
inference(clausification,[status(esa)],[e_1_is_not_e_4]) ).
cnf(c17,plain,
~ equalish('e$u2','e$u1'),
inference(clausification,[status(esa)],[e_2_is_not_e_1]) ).
cnf(c18,plain,
~ equalish('e$u2','e$u3'),
inference(clausification,[status(esa)],[e_2_is_not_e_3]) ).
cnf(c20,plain,
~ equalish('e$u3','e$u1'),
inference(clausification,[status(esa)],[e_3_is_not_e_1]) ).
cnf(c21,plain,
~ equalish('e$u3','e$u2'),
inference(clausification,[status(esa)],[e_3_is_not_e_2]) ).
cnf(c22,plain,
~ equalish('e$u3','e$u4'),
inference(clausification,[status(esa)],[e_3_is_not_e_4]) ).
cnf(c23,plain,
~ equalish('e$u4','e$u1'),
inference(clausification,[status(esa)],[e_4_is_not_e_1]) ).
cnf(c24,plain,
~ equalish('e$u4','e$u2'),
inference(clausification,[status(esa)],[e_4_is_not_e_2]) ).
cnf(c25,plain,
~ equalish('e$u4','e$u3'),
inference(clausification,[status(esa)],[e_4_is_not_e_3]) ).
cnf(c26,plain,
( ~ 'group$uelement'(X1)
| ~ 'group$uelement'(X0)
| product1(X0,X1,'e$u1')
| product1(X0,X1,'e$u4')
| product1(X0,X1,'e$u3')
| product1(X0,X1,'e$u2') ),
inference(clausification,[status(esa)],[product1_total_function1]) ).
cnf(c28,plain,
( equalish(X3,X1)
| ~ product1(X0,X3,X2)
| ~ product1(X0,X1,X2) ),
inference(clausification,[status(esa)],[product1_right_cancellation]) ).
cnf(c29,plain,
( equalish(X3,X0)
| ~ product1(X3,X1,X2)
| ~ product1(X0,X1,X2) ),
inference(clausification,[status(esa)],[product1_left_cancellation]) ).
cnf(c30,plain,
product1(X0,X0,X0),
inference(clausification,[status(esa)],[product1_idempotence]) ).
cnf(c31,plain,
( product2(X0,X1,'e$u1')
| product2(X0,X1,'e$u4')
| product2(X0,X1,'e$u2')
| ~ 'group$uelement'(X1)
| product2(X0,X1,'e$u3')
| ~ 'group$uelement'(X0) ),
inference(clausification,[status(esa)],[product2_total_function1]) ).
cnf(c32,plain,
( equalish(X3,X2)
| ~ product2(X0,X1,X3)
| ~ product2(X0,X1,X2) ),
inference(clausification,[status(esa)],[product2_total_function2]) ).
cnf(c33,plain,
( equalish(X3,X1)
| ~ product2(X0,X3,X2)
| ~ product2(X0,X1,X2) ),
inference(clausification,[status(esa)],[product2_right_cancellation]) ).
cnf(c34,plain,
( equalish(X3,X0)
| ~ product2(X3,X1,X2)
| ~ product2(X0,X1,X2) ),
inference(clausification,[status(esa)],[product2_left_cancellation]) ).
cnf(c35,plain,
product2(X0,X0,X0),
inference(clausification,[status(esa)],[product2_idempotence]) ).
cnf(c36,plain,
( product2(X2,X3,X1)
| ~ product1(X1,X3,X0)
| ~ product1(X0,X1,X2) ),
inference(clausification,[status(esa)],[qg2a]) ).
cnf(d0,plain,
( ~ product2(X1,X0,X1)
| equalish(X0,X1) ),
inference(resolution,[status(thm)],[c33,c35]) ).
cnf(d1,plain,
( ~ product2(X0,X1,X1)
| equalish(X0,X1) ),
inference(resolution,[status(thm)],[c34,c35]) ).
cnf(d2,plain,
( product2(X0,'e$u1','e$u4')
| product2(X0,'e$u1','e$u3')
| product2(X0,'e$u1','e$u2')
| product2(X0,'e$u1','e$u1')
| ~ 'group$uelement'(X0) ),
inference(resolution,[status(thm)],[c31,c10]) ).
cnf(d3,plain,
( product2('e$u4','e$u1','e$u4')
| product2('e$u4','e$u1','e$u3')
| product2('e$u4','e$u1','e$u2')
| product2('e$u4','e$u1','e$u1') ),
inference(resolution,[status(thm)],[d2,c13]) ).
cnf(d4,plain,
( equalish('e$u4','e$u1')
| product2('e$u4','e$u1','e$u4')
| product2('e$u4','e$u1','e$u3')
| product2('e$u4','e$u1','e$u2') ),
inference(resolution,[status(thm)],[d3,d1]) ).
cnf(d5,plain,
( product2('e$u4','e$u1','e$u4')
| product2('e$u4','e$u1','e$u3')
| product2('e$u4','e$u1','e$u2') ),
inference(resolution,[status(thm)],[c23,d4]) ).
cnf(d6,plain,
( ~ product2('e$u4',X0,'e$u2')
| equalish(X0,'e$u1')
| product2('e$u4','e$u1','e$u4')
| product2('e$u4','e$u1','e$u3') ),
inference(resolution,[status(thm)],[d5,c33]) ).
cnf(d7,plain,
( ~ product2(X0,X0,X1)
| equalish(X0,X1) ),
inference(resolution,[status(thm)],[c32,c35]) ).
cnf(d8,plain,
( ~ product1(X1,X0,X0)
| equalish(X0,X1) ),
inference(resolution,[status(thm)],[c29,c30]) ).
cnf(d9,plain,
( ~ product1(X1,X0,X1)
| equalish(X0,X1) ),
inference(resolution,[status(thm)],[c28,c30]) ).
cnf(d10,plain,
( product1(X0,'e$u3','e$u4')
| product1(X0,'e$u3','e$u3')
| product1(X0,'e$u3','e$u2')
| product1(X0,'e$u3','e$u1')
| ~ 'group$uelement'(X0) ),
inference(resolution,[status(thm)],[c26,c12]) ).
cnf(d11,plain,
( product1('e$u2','e$u3','e$u4')
| product1('e$u2','e$u3','e$u3')
| product1('e$u2','e$u3','e$u2')
| product1('e$u2','e$u3','e$u1') ),
inference(resolution,[status(thm)],[d10,c11]) ).
cnf(d12,plain,
( product2(X0,'e$u3','e$u2')
| ~ product1('e$u1','e$u2',X0)
| product1('e$u2','e$u3','e$u4')
| product1('e$u2','e$u3','e$u3')
| product1('e$u2','e$u3','e$u2') ),
inference(resolution,[status(thm)],[d11,c36]) ).
cnf(d13,plain,
( product1(X0,'e$u2','e$u4')
| product1(X0,'e$u2','e$u3')
| product1(X0,'e$u2','e$u2')
| product1(X0,'e$u2','e$u1')
| ~ 'group$uelement'(X0) ),
inference(resolution,[status(thm)],[c26,c11]) ).
cnf(d14,plain,
( product1('e$u1','e$u2','e$u4')
| product1('e$u1','e$u2','e$u3')
| product1('e$u1','e$u2','e$u2')
| product1('e$u1','e$u2','e$u1') ),
inference(resolution,[status(thm)],[d13,c10]) ).
cnf(d15,plain,
( equalish('e$u2','e$u1')
| product1('e$u1','e$u2','e$u4')
| product1('e$u1','e$u2','e$u3')
| product1('e$u1','e$u2','e$u2') ),
inference(resolution,[status(thm)],[d14,d9]) ).
cnf(d16,plain,
( product1('e$u1','e$u2','e$u4')
| product1('e$u1','e$u2','e$u3')
| product1('e$u1','e$u2','e$u2') ),
inference(resolution,[status(thm)],[c17,d15]) ).
cnf(d17,plain,
( equalish('e$u2','e$u1')
| product1('e$u1','e$u2','e$u4')
| product1('e$u1','e$u2','e$u3') ),
inference(resolution,[status(thm)],[d16,d8]) ).
cnf(d18,plain,
( product1('e$u1','e$u2','e$u4')
| product1('e$u1','e$u2','e$u3') ),
inference(resolution,[status(thm)],[c17,d17]) ).
cnf(d19,plain,
( product1('e$u1','e$u2','e$u4')
| product2('e$u3','e$u3','e$u2')
| product1('e$u2','e$u3','e$u4')
| product1('e$u2','e$u3','e$u3')
| product1('e$u2','e$u3','e$u2') ),
inference(resolution,[status(thm)],[d12,d18]) ).
cnf(d20,plain,
( product2('e$u4','e$u3','e$u2')
| product1('e$u2','e$u3','e$u4')
| product1('e$u2','e$u3','e$u3')
| product1('e$u2','e$u3','e$u2')
| product2('e$u3','e$u3','e$u2')
| product1('e$u2','e$u3','e$u4')
| product1('e$u2','e$u3','e$u3')
| product1('e$u2','e$u3','e$u2') ),
inference(resolution,[status(thm)],[d19,d12]) ).
cnf(d21,plain,
( equalish('e$u3','e$u2')
| product2('e$u4','e$u3','e$u2')
| product2('e$u3','e$u3','e$u2')
| product1('e$u2','e$u3','e$u4')
| product1('e$u2','e$u3','e$u3') ),
inference(resolution,[status(thm)],[d20,d9]) ).
cnf(d22,plain,
( product2('e$u4','e$u3','e$u2')
| product2('e$u3','e$u3','e$u2')
| product1('e$u2','e$u3','e$u4')
| product1('e$u2','e$u3','e$u3') ),
inference(resolution,[status(thm)],[c21,d21]) ).
cnf(d23,plain,
( equalish('e$u3','e$u2')
| product2('e$u4','e$u3','e$u2')
| product2('e$u3','e$u3','e$u2')
| product1('e$u2','e$u3','e$u4') ),
inference(resolution,[status(thm)],[d22,d8]) ).
cnf(d24,plain,
( product2('e$u4','e$u3','e$u2')
| product2('e$u3','e$u3','e$u2')
| product1('e$u2','e$u3','e$u4') ),
inference(resolution,[status(thm)],[c21,d23]) ).
cnf(d25,plain,
( ~ product1('e$u2',X0,'e$u4')
| equalish(X0,'e$u3')
| product2('e$u4','e$u3','e$u2')
| product2('e$u3','e$u3','e$u2') ),
inference(resolution,[status(thm)],[d24,c28]) ).
cnf(d26,plain,
( product1(X0,'e$u1','e$u4')
| product1(X0,'e$u1','e$u3')
| product1(X0,'e$u1','e$u2')
| product1(X0,'e$u1','e$u1')
| ~ 'group$uelement'(X0) ),
inference(resolution,[status(thm)],[c26,c10]) ).
cnf(d27,plain,
( product1('e$u2','e$u1','e$u4')
| product1('e$u2','e$u1','e$u3')
| product1('e$u2','e$u1','e$u2')
| product1('e$u2','e$u1','e$u1') ),
inference(resolution,[status(thm)],[d26,c11]) ).
cnf(d28,plain,
( equalish('e$u1','e$u2')
| product1('e$u2','e$u1','e$u4')
| product1('e$u2','e$u1','e$u3')
| product1('e$u2','e$u1','e$u2') ),
inference(resolution,[status(thm)],[d27,d8]) ).
cnf(d29,plain,
( product1('e$u2','e$u1','e$u4')
| product1('e$u2','e$u1','e$u3')
| product1('e$u2','e$u1','e$u2') ),
inference(resolution,[status(thm)],[c14,d28]) ).
cnf(d30,plain,
( equalish('e$u1','e$u2')
| product1('e$u2','e$u1','e$u4')
| product1('e$u2','e$u1','e$u3') ),
inference(resolution,[status(thm)],[d29,d9]) ).
cnf(d31,plain,
( product1('e$u2','e$u1','e$u4')
| product1('e$u2','e$u1','e$u3') ),
inference(resolution,[status(thm)],[c14,d30]) ).
cnf(d32,plain,
( product1('e$u1','e$u3','e$u4')
| product1('e$u1','e$u3','e$u3')
| product1('e$u1','e$u3','e$u2')
| product1('e$u1','e$u3','e$u1') ),
inference(resolution,[status(thm)],[d10,c10]) ).
cnf(d33,plain,
( equalish('e$u3','e$u1')
| product1('e$u1','e$u3','e$u4')
| product1('e$u1','e$u3','e$u3')
| product1('e$u1','e$u3','e$u2') ),
inference(resolution,[status(thm)],[d32,d9]) ).
cnf(d34,plain,
( product1('e$u1','e$u3','e$u4')
| product1('e$u1','e$u3','e$u3')
| product1('e$u1','e$u3','e$u2') ),
inference(resolution,[status(thm)],[c20,d33]) ).
cnf(d35,plain,
( product2(X0,'e$u3','e$u1')
| ~ product1('e$u2','e$u1',X0)
| product1('e$u1','e$u3','e$u4')
| product1('e$u1','e$u3','e$u3') ),
inference(resolution,[status(thm)],[d34,c36]) ).
cnf(d36,plain,
( product1('e$u2','e$u1','e$u4')
| product2('e$u3','e$u3','e$u1')
| product1('e$u1','e$u3','e$u4')
| product1('e$u1','e$u3','e$u3') ),
inference(resolution,[status(thm)],[d35,d31]) ).
cnf(d37,plain,
( equalish('e$u3','e$u1')
| product2('e$u3','e$u3','e$u1')
| product1('e$u2','e$u1','e$u4')
| product1('e$u1','e$u3','e$u4') ),
inference(resolution,[status(thm)],[d36,d8]) ).
cnf(d38,plain,
( product2('e$u3','e$u3','e$u1')
| product1('e$u2','e$u1','e$u4')
| product1('e$u1','e$u3','e$u4') ),
inference(resolution,[status(thm)],[c20,d37]) ).
cnf(d39,plain,
( ~ product1(X0,'e$u3','e$u4')
| equalish('e$u1',X0)
| product2('e$u3','e$u3','e$u1')
| product1('e$u2','e$u1','e$u4') ),
inference(resolution,[status(thm)],[d38,c29]) ).
cnf(d40,plain,
( product2('e$u3','e$u3','e$u1')
| product1('e$u2','e$u1','e$u4')
| equalish('e$u1','e$u2')
| product2('e$u4','e$u3','e$u2')
| product2('e$u3','e$u3','e$u2') ),
inference(resolution,[status(thm)],[d24,d39]) ).
cnf(d41,plain,
( product2('e$u4','e$u3','e$u2')
| product2('e$u3','e$u3','e$u2')
| product2('e$u3','e$u3','e$u1')
| product1('e$u2','e$u1','e$u4') ),
inference(resolution,[status(thm)],[c14,d40]) ).
cnf(d42,plain,
( product2('e$u4','e$u3','e$u2')
| product2('e$u3','e$u3','e$u2')
| equalish('e$u1','e$u3')
| product2('e$u4','e$u3','e$u2')
| product2('e$u3','e$u3','e$u2')
| product2('e$u3','e$u3','e$u1') ),
inference(resolution,[status(thm)],[d41,d25]) ).
cnf(d43,plain,
( product2('e$u4','e$u3','e$u2')
| product2('e$u3','e$u3','e$u2')
| product2('e$u3','e$u3','e$u1') ),
inference(resolution,[status(thm)],[c15,d42]) ).
cnf(d44,plain,
( equalish('e$u3','e$u1')
| product2('e$u4','e$u3','e$u2')
| product2('e$u3','e$u3','e$u2') ),
inference(resolution,[status(thm)],[d43,d7]) ).
cnf(d45,plain,
( product2('e$u4','e$u3','e$u2')
| product2('e$u3','e$u3','e$u2') ),
inference(resolution,[status(thm)],[c20,d44]) ).
cnf(d46,plain,
( equalish('e$u3','e$u2')
| product2('e$u4','e$u3','e$u2') ),
inference(resolution,[status(thm)],[d45,d7]) ).
cnf(d47,plain,
product2('e$u4','e$u3','e$u2'),
inference(resolution,[status(thm)],[c21,d46]) ).
cnf(d48,plain,
( product2('e$u4','e$u1','e$u4')
| product2('e$u4','e$u1','e$u3')
| equalish('e$u3','e$u1') ),
inference(resolution,[status(thm)],[d47,d6]) ).
cnf(d49,plain,
( product2('e$u4','e$u1','e$u4')
| product2('e$u4','e$u1','e$u3') ),
inference(resolution,[status(thm)],[c20,d48]) ).
cnf(d50,plain,
( ~ product2('e$u4',X0,'e$u3')
| equalish(X0,'e$u1')
| product2('e$u4','e$u1','e$u4') ),
inference(resolution,[status(thm)],[d49,c33]) ).
cnf(d51,plain,
( ~ product1('e$u1',X0,'e$u4')
| equalish(X0,'e$u3')
| product2('e$u3','e$u3','e$u1')
| product1('e$u2','e$u1','e$u4') ),
inference(resolution,[status(thm)],[d38,c28]) ).
cnf(d52,plain,
( ~ product1('e$u1',X0,'e$u3')
| equalish(X0,'e$u2')
| product1('e$u1','e$u2','e$u4') ),
inference(resolution,[status(thm)],[d18,c28]) ).
cnf(d53,plain,
( product1(X0,'e$u4','e$u4')
| product1(X0,'e$u4','e$u3')
| product1(X0,'e$u4','e$u2')
| product1(X0,'e$u4','e$u1')
| ~ 'group$uelement'(X0) ),
inference(resolution,[status(thm)],[c26,c13]) ).
cnf(d54,plain,
( product1('e$u1','e$u4','e$u4')
| product1('e$u1','e$u4','e$u3')
| product1('e$u1','e$u4','e$u2')
| product1('e$u1','e$u4','e$u1') ),
inference(resolution,[status(thm)],[d53,c10]) ).
cnf(d55,plain,
( equalish('e$u4','e$u1')
| product1('e$u1','e$u4','e$u4')
| product1('e$u1','e$u4','e$u3')
| product1('e$u1','e$u4','e$u2') ),
inference(resolution,[status(thm)],[d54,d9]) ).
cnf(d56,plain,
( product1('e$u1','e$u4','e$u4')
| product1('e$u1','e$u4','e$u3')
| product1('e$u1','e$u4','e$u2') ),
inference(resolution,[status(thm)],[c23,d55]) ).
cnf(d57,plain,
( product2(X0,'e$u4','e$u1')
| ~ product1('e$u2','e$u1',X0)
| product1('e$u1','e$u4','e$u4')
| product1('e$u1','e$u4','e$u3') ),
inference(resolution,[status(thm)],[d56,c36]) ).
cnf(d58,plain,
( product1('e$u2','e$u1','e$u4')
| product2('e$u3','e$u4','e$u1')
| product1('e$u1','e$u4','e$u4')
| product1('e$u1','e$u4','e$u3') ),
inference(resolution,[status(thm)],[d57,d31]) ).
cnf(d59,plain,
( product1('e$u1','e$u2','e$u4')
| equalish('e$u4','e$u2')
| product2('e$u3','e$u4','e$u1')
| product1('e$u2','e$u1','e$u4')
| product1('e$u1','e$u4','e$u4') ),
inference(resolution,[status(thm)],[d58,d52]) ).
cnf(d60,plain,
( product2('e$u3','e$u4','e$u1')
| product1('e$u2','e$u1','e$u4')
| product1('e$u1','e$u4','e$u4')
| product1('e$u1','e$u2','e$u4') ),
inference(resolution,[status(thm)],[c24,d59]) ).
cnf(d61,plain,
( product2('e$u3','e$u3','e$u1')
| product1('e$u2','e$u1','e$u4')
| equalish('e$u2','e$u3')
| product2('e$u3','e$u4','e$u1')
| product1('e$u2','e$u1','e$u4')
| product1('e$u1','e$u4','e$u4') ),
inference(resolution,[status(thm)],[d60,d51]) ).
cnf(d62,plain,
( product2('e$u3','e$u4','e$u1')
| product2('e$u3','e$u3','e$u1')
| product1('e$u2','e$u1','e$u4')
| product1('e$u1','e$u4','e$u4') ),
inference(resolution,[status(thm)],[c18,d61]) ).
cnf(d63,plain,
( product2('e$u3','e$u3','e$u1')
| product1('e$u2','e$u1','e$u4')
| equalish('e$u4','e$u3')
| product2('e$u3','e$u4','e$u1')
| product2('e$u3','e$u3','e$u1')
| product1('e$u2','e$u1','e$u4') ),
inference(resolution,[status(thm)],[d62,d51]) ).
cnf(d64,plain,
( product2('e$u3','e$u4','e$u1')
| product2('e$u3','e$u3','e$u1')
| product1('e$u2','e$u1','e$u4') ),
inference(resolution,[status(thm)],[c25,d63]) ).
cnf(d65,plain,
( ~ product1(X0,'e$u1','e$u4')
| equalish('e$u2',X0)
| product2('e$u3','e$u4','e$u1')
| product2('e$u3','e$u3','e$u1') ),
inference(resolution,[status(thm)],[d64,c29]) ).
cnf(d66,plain,
( product1('e$u3','e$u1','e$u4')
| product1('e$u3','e$u1','e$u3')
| product1('e$u3','e$u1','e$u2')
| product1('e$u3','e$u1','e$u1') ),
inference(resolution,[status(thm)],[d26,c12]) ).
cnf(d67,plain,
( equalish('e$u1','e$u3')
| product1('e$u3','e$u1','e$u4')
| product1('e$u3','e$u1','e$u3')
| product1('e$u3','e$u1','e$u2') ),
inference(resolution,[status(thm)],[d66,d8]) ).
cnf(d68,plain,
( product1('e$u3','e$u1','e$u4')
| product1('e$u3','e$u1','e$u3')
| product1('e$u3','e$u1','e$u2') ),
inference(resolution,[status(thm)],[c15,d67]) ).
cnf(d69,plain,
( product2(X0,'e$u1','e$u3')
| ~ product1('e$u2','e$u3',X0)
| product1('e$u3','e$u1','e$u4')
| product1('e$u3','e$u1','e$u3') ),
inference(resolution,[status(thm)],[d68,c36]) ).
cnf(d70,plain,
( product1('e$u2','e$u3','e$u4')
| product1('e$u2','e$u3','e$u3')
| product1('e$u2','e$u3','e$u2')
| product2('e$u1','e$u1','e$u3')
| product1('e$u3','e$u1','e$u4')
| product1('e$u3','e$u1','e$u3') ),
inference(resolution,[status(thm)],[d69,d11]) ).
cnf(d71,plain,
( equalish('e$u3','e$u2')
| product2('e$u1','e$u1','e$u3')
| product1('e$u3','e$u1','e$u4')
| product1('e$u3','e$u1','e$u3')
| product1('e$u2','e$u3','e$u4')
| product1('e$u2','e$u3','e$u3') ),
inference(resolution,[status(thm)],[d70,d9]) ).
cnf(d72,plain,
( product2('e$u1','e$u1','e$u3')
| product1('e$u3','e$u1','e$u4')
| product1('e$u3','e$u1','e$u3')
| product1('e$u2','e$u3','e$u4')
| product1('e$u2','e$u3','e$u3') ),
inference(resolution,[status(thm)],[c21,d71]) ).
cnf(d73,plain,
( equalish('e$u3','e$u2')
| product2('e$u1','e$u1','e$u3')
| product1('e$u3','e$u1','e$u4')
| product1('e$u3','e$u1','e$u3')
| product1('e$u2','e$u3','e$u4') ),
inference(resolution,[status(thm)],[d72,d8]) ).
cnf(d74,plain,
( product2('e$u1','e$u1','e$u3')
| product1('e$u3','e$u1','e$u4')
| product1('e$u3','e$u1','e$u3')
| product1('e$u2','e$u3','e$u4') ),
inference(resolution,[status(thm)],[c21,d73]) ).
cnf(d75,plain,
( ~ product1('e$u2',X0,'e$u4')
| equalish(X0,'e$u3')
| product2('e$u1','e$u1','e$u3')
| product1('e$u3','e$u1','e$u4')
| product1('e$u3','e$u1','e$u3') ),
inference(resolution,[status(thm)],[d74,c28]) ).
cnf(d76,plain,
( product2('e$u3','e$u3','e$u1')
| product1('e$u2','e$u1','e$u4')
| equalish('e$u1','e$u2')
| product2('e$u1','e$u1','e$u3')
| product1('e$u3','e$u1','e$u4')
| product1('e$u3','e$u1','e$u3') ),
inference(resolution,[status(thm)],[d74,d39]) ).
cnf(d77,plain,
( product2('e$u3','e$u3','e$u1')
| product2('e$u1','e$u1','e$u3')
| product1('e$u3','e$u1','e$u4')
| product1('e$u3','e$u1','e$u3')
| product1('e$u2','e$u1','e$u4') ),
inference(resolution,[status(thm)],[c14,d76]) ).
cnf(d78,plain,
( product2('e$u1','e$u1','e$u3')
| product1('e$u3','e$u1','e$u4')
| product1('e$u3','e$u1','e$u3')
| equalish('e$u1','e$u3')
| product2('e$u3','e$u3','e$u1')
| product2('e$u1','e$u1','e$u3')
| product1('e$u3','e$u1','e$u4')
| product1('e$u3','e$u1','e$u3') ),
inference(resolution,[status(thm)],[d77,d75]) ).
cnf(d79,plain,
( product2('e$u3','e$u3','e$u1')
| product2('e$u1','e$u1','e$u3')
| product1('e$u3','e$u1','e$u4')
| product1('e$u3','e$u1','e$u3') ),
inference(resolution,[status(thm)],[c15,d78]) ).
cnf(d80,plain,
( equalish('e$u1','e$u3')
| product2('e$u3','e$u3','e$u1')
| product2('e$u1','e$u1','e$u3')
| product1('e$u3','e$u1','e$u4') ),
inference(resolution,[status(thm)],[d79,d9]) ).
cnf(d81,plain,
( product2('e$u3','e$u3','e$u1')
| product2('e$u1','e$u1','e$u3')
| product1('e$u3','e$u1','e$u4') ),
inference(resolution,[status(thm)],[c15,d80]) ).
cnf(d82,plain,
( product2('e$u3','e$u4','e$u1')
| product2('e$u3','e$u3','e$u1')
| equalish('e$u2','e$u3')
| product2('e$u3','e$u3','e$u1')
| product2('e$u1','e$u1','e$u3') ),
inference(resolution,[status(thm)],[d81,d65]) ).
cnf(d83,plain,
( product2('e$u3','e$u4','e$u1')
| product2('e$u3','e$u3','e$u1')
| product2('e$u1','e$u1','e$u3') ),
inference(resolution,[status(thm)],[c18,d82]) ).
cnf(d84,plain,
( equalish('e$u1','e$u3')
| product2('e$u3','e$u4','e$u1')
| product2('e$u3','e$u3','e$u1') ),
inference(resolution,[status(thm)],[d83,d7]) ).
cnf(d85,plain,
( product2('e$u3','e$u4','e$u1')
| product2('e$u3','e$u3','e$u1') ),
inference(resolution,[status(thm)],[c15,d84]) ).
cnf(d86,plain,
( equalish('e$u3','e$u1')
| product2('e$u3','e$u4','e$u1') ),
inference(resolution,[status(thm)],[d85,d7]) ).
cnf(d87,plain,
product2('e$u3','e$u4','e$u1'),
inference(resolution,[status(thm)],[c20,d86]) ).
cnf(d88,plain,
( ~ product2('e$u3',X0,'e$u1')
| equalish(X0,'e$u4') ),
inference(resolution,[status(thm)],[d87,c33]) ).
cnf(d89,plain,
( product2('e$u4','e$u1','e$u3')
| product1('e$u3','e$u1','e$u4')
| product1('e$u3','e$u1','e$u3')
| product2('e$u1','e$u1','e$u3')
| product1('e$u3','e$u1','e$u4')
| product1('e$u3','e$u1','e$u3') ),
inference(resolution,[status(thm)],[d74,d69]) ).
cnf(d90,plain,
( equalish('e$u1','e$u3')
| product2('e$u4','e$u1','e$u3')
| product2('e$u1','e$u1','e$u3')
| product1('e$u3','e$u1','e$u4') ),
inference(resolution,[status(thm)],[d89,d9]) ).
cnf(d91,plain,
( product2('e$u4','e$u1','e$u3')
| product2('e$u1','e$u1','e$u3')
| product1('e$u3','e$u1','e$u4') ),
inference(resolution,[status(thm)],[c15,d90]) ).
cnf(d92,plain,
( ~ product1('e$u3',X0,'e$u4')
| equalish(X0,'e$u1')
| product2('e$u4','e$u1','e$u3')
| product2('e$u1','e$u1','e$u3') ),
inference(resolution,[status(thm)],[d91,c28]) ).
cnf(d93,plain,
( product1('e$u3','e$u2','e$u4')
| product1('e$u3','e$u2','e$u3')
| product1('e$u3','e$u2','e$u2')
| product1('e$u3','e$u2','e$u1') ),
inference(resolution,[status(thm)],[d13,c12]) ).
cnf(d94,plain,
( product2(X0,'e$u2','e$u3')
| ~ product1('e$u1','e$u3',X0)
| product1('e$u3','e$u2','e$u4')
| product1('e$u3','e$u2','e$u3')
| product1('e$u3','e$u2','e$u2') ),
inference(resolution,[status(thm)],[d93,c36]) ).
cnf(d95,plain,
( product1('e$u1','e$u3','e$u4')
| product1('e$u1','e$u3','e$u3')
| product2('e$u2','e$u2','e$u3')
| product1('e$u3','e$u2','e$u4')
| product1('e$u3','e$u2','e$u3')
| product1('e$u3','e$u2','e$u2') ),
inference(resolution,[status(thm)],[d94,d34]) ).
cnf(d96,plain,
( equalish('e$u3','e$u1')
| product2('e$u2','e$u2','e$u3')
| product1('e$u3','e$u2','e$u4')
| product1('e$u3','e$u2','e$u3')
| product1('e$u3','e$u2','e$u2')
| product1('e$u1','e$u3','e$u4') ),
inference(resolution,[status(thm)],[d95,d8]) ).
cnf(d97,plain,
( product2('e$u2','e$u2','e$u3')
| product1('e$u3','e$u2','e$u4')
| product1('e$u3','e$u2','e$u3')
| product1('e$u3','e$u2','e$u2')
| product1('e$u1','e$u3','e$u4') ),
inference(resolution,[status(thm)],[c20,d96]) ).
cnf(d98,plain,
( product2('e$u4','e$u2','e$u3')
| product1('e$u3','e$u2','e$u4')
| product1('e$u3','e$u2','e$u3')
| product1('e$u3','e$u2','e$u2')
| product2('e$u2','e$u2','e$u3')
| product1('e$u3','e$u2','e$u4')
| product1('e$u3','e$u2','e$u3')
| product1('e$u3','e$u2','e$u2') ),
inference(resolution,[status(thm)],[d97,d94]) ).
cnf(d99,plain,
( equalish('e$u2','e$u3')
| product2('e$u4','e$u2','e$u3')
| product2('e$u2','e$u2','e$u3')
| product1('e$u3','e$u2','e$u4')
| product1('e$u3','e$u2','e$u3') ),
inference(resolution,[status(thm)],[d98,d8]) ).
cnf(d100,plain,
( product2('e$u4','e$u2','e$u3')
| product2('e$u2','e$u2','e$u3')
| product1('e$u3','e$u2','e$u4')
| product1('e$u3','e$u2','e$u3') ),
inference(resolution,[status(thm)],[c18,d99]) ).
cnf(d101,plain,
( equalish('e$u2','e$u3')
| product2('e$u4','e$u2','e$u3')
| product2('e$u2','e$u2','e$u3')
| product1('e$u3','e$u2','e$u4') ),
inference(resolution,[status(thm)],[d100,d9]) ).
cnf(d102,plain,
( product2('e$u4','e$u2','e$u3')
| product2('e$u2','e$u2','e$u3')
| product1('e$u3','e$u2','e$u4') ),
inference(resolution,[status(thm)],[c18,d101]) ).
cnf(d103,plain,
( product2('e$u4','e$u1','e$u3')
| product2('e$u1','e$u1','e$u3')
| equalish('e$u2','e$u1')
| product2('e$u4','e$u2','e$u3')
| product2('e$u2','e$u2','e$u3') ),
inference(resolution,[status(thm)],[d102,d92]) ).
cnf(d104,plain,
( product2('e$u4','e$u2','e$u3')
| product2('e$u4','e$u1','e$u3')
| product2('e$u2','e$u2','e$u3')
| product2('e$u1','e$u1','e$u3') ),
inference(resolution,[status(thm)],[c17,d103]) ).
cnf(d105,plain,
( equalish('e$u1','e$u3')
| product2('e$u4','e$u2','e$u3')
| product2('e$u4','e$u1','e$u3')
| product2('e$u2','e$u2','e$u3') ),
inference(resolution,[status(thm)],[d104,d7]) ).
cnf(d106,plain,
( product2('e$u4','e$u2','e$u3')
| product2('e$u4','e$u1','e$u3')
| product2('e$u2','e$u2','e$u3') ),
inference(resolution,[status(thm)],[c15,d105]) ).
cnf(d107,plain,
( equalish('e$u2','e$u3')
| product2('e$u4','e$u2','e$u3')
| product2('e$u4','e$u1','e$u3') ),
inference(resolution,[status(thm)],[d106,d7]) ).
cnf(d108,plain,
( product2('e$u4','e$u2','e$u3')
| product2('e$u4','e$u1','e$u3') ),
inference(resolution,[status(thm)],[c18,d107]) ).
cnf(d109,plain,
( ~ product2(X0,'e$u1','e$u3')
| equalish(X0,'e$u4')
| product2('e$u4','e$u2','e$u3') ),
inference(resolution,[status(thm)],[d108,c34]) ).
cnf(d110,plain,
( ~ product1('e$u3',X0,'e$u4')
| equalish(X0,'e$u2')
| product2('e$u4','e$u2','e$u3')
| product2('e$u2','e$u2','e$u3') ),
inference(resolution,[status(thm)],[d102,c28]) ).
cnf(d111,plain,
( product2('e$u4','e$u2','e$u3')
| product2('e$u2','e$u2','e$u3')
| equalish('e$u1','e$u2')
| product2('e$u3','e$u3','e$u1')
| product2('e$u1','e$u1','e$u3') ),
inference(resolution,[status(thm)],[d81,d110]) ).
cnf(d112,plain,
( product2('e$u4','e$u2','e$u3')
| product2('e$u3','e$u3','e$u1')
| product2('e$u2','e$u2','e$u3')
| product2('e$u1','e$u1','e$u3') ),
inference(resolution,[status(thm)],[c14,d111]) ).
cnf(d113,plain,
( product2('e$u4','e$u2','e$u3')
| equalish('e$u1','e$u4')
| product2('e$u4','e$u2','e$u3')
| product2('e$u3','e$u3','e$u1')
| product2('e$u2','e$u2','e$u3') ),
inference(resolution,[status(thm)],[d112,d109]) ).
cnf(d114,plain,
( product2('e$u4','e$u2','e$u3')
| product2('e$u3','e$u3','e$u1')
| product2('e$u2','e$u2','e$u3') ),
inference(resolution,[status(thm)],[c16,d113]) ).
cnf(d115,plain,
( equalish('e$u2','e$u3')
| product2('e$u4','e$u2','e$u3')
| product2('e$u3','e$u3','e$u1') ),
inference(resolution,[status(thm)],[d114,d7]) ).
cnf(d116,plain,
( product2('e$u4','e$u2','e$u3')
| product2('e$u3','e$u3','e$u1') ),
inference(resolution,[status(thm)],[c18,d115]) ).
cnf(d117,plain,
( equalish('e$u3','e$u4')
| product2('e$u4','e$u2','e$u3') ),
inference(resolution,[status(thm)],[d116,d88]) ).
cnf(d118,plain,
product2('e$u4','e$u2','e$u3'),
inference(resolution,[status(thm)],[c22,d117]) ).
cnf(d119,plain,
( product2('e$u4','e$u1','e$u4')
| equalish('e$u2','e$u1') ),
inference(resolution,[status(thm)],[d118,d50]) ).
cnf(d120,plain,
product2('e$u4','e$u1','e$u4'),
inference(resolution,[status(thm)],[c17,d119]) ).
cnf(d121,plain,
equalish('e$u1','e$u4'),
inference(resolution,[status(thm)],[d120,d0]) ).
cnf(d122,plain,
$false,
inference(resolution,[status(thm)],[c16,d121]) ).
%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.00/0.03 % Problem : GRP124-7.004 : TPTP v9.3.1. Released v1.2.0.
% 0.00/0.04 % Command : casc-portfolio.sh -t 300 /export/starexec/sandbox/benchmark/theBenchmark.p
% 0.07/0.35 % Computer : n004.cluster.edu
% 0.07/0.35 % Model : x86_64 x86_64
% 0.07/0.35 % CPU : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.07/0.35 % Memory : 8046.5625MB
% 0.07/0.35 % OS : Linux 6.8.0-71-generic
% 0.07/0.35 % CPULimit : 300
% 0.07/0.35 % WCLimit : 300
% 0.07/0.35 % DateTime : Fri Sep 25 14:24:52 UTC 2026
% 0.12/0.36 % CPUTime :
% 0.12/0.36 Running casc-portfolio.sh -t 300 /export/starexec/sandbox/benchmark/theBenchmark.p
% 42.44/6.17 % SZS status Unsatisfiable for theBenchmark.p
% 42.44/6.17 % SZS output start CNFRefutation for theBenchmark.p
% See solution above
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