%------------------------------------------------------------------------------
% File : CSE_E---1.7
% Problem : NLP149-1 : TPTP v9.2.1. Released v2.4.0.
% Transfm : none
% Format : tptp:raw
% Command : /export/starexec/sandbox2/solver/bin/lemma_parallel_prover %s --lemma-prover /export/starexec/sandbox2/solver/bin/cse --final-prover /export/starexec/sandbox2/solver/bin/eprover --proof-time %d --global-time-limit %d
% Computer : n022.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 04:51:20 PM UTC 2026
% Result : Unsatisfiable 1.27s 1.72s
% Output : CNFRefutation 1.27s
% Verified :
% SZS Type : Refutation
% Derivation depth : 12
% Number of leaves : 15
% Syntax : Number of clauses : 45 ( 17 unt; 0 nHn; 36 RR)
% Number of literals : 73 ( 3 equ; 32 neg)
% Maximal clause size : 2 ( 1 avg)
% Maximal term depth : 3 ( 1 avg)
% Number of predicates : 15 ( 13 usr; 1 prp; 0-4 aty)
% Number of functors : 5 ( 5 usr; 2 con; 0-2 aty)
% Number of variables : 64 ( 16 sgn)
% Comments :
%------------------------------------------------------------------------------
cnf(clause60,axiom,
( member(X1,skf10(X2,X1),X2)
| ~ two(X1,X2) ),
file('/export/starexec/sandbox2/benchmark/theBenchmark.p',clause60) ).
cnf(clause75,negated_conjecture,
two(skc6,skc7),
file('/export/starexec/sandbox2/benchmark/theBenchmark.p',clause75) ).
cnf(clause89,negated_conjecture,
( frontseat(skc6,skf5(X2))
| ~ member(skc6,X1,skc7) ),
file('/export/starexec/sandbox2/benchmark/theBenchmark.p',clause89) ).
cnf(clause48,axiom,
( seat(X1,X2)
| ~ frontseat(X1,X2) ),
file('/export/starexec/sandbox2/benchmark/theBenchmark.p',clause48) ).
cnf(clause49,axiom,
( furniture(X1,X2)
| ~ seat(X1,X2) ),
file('/export/starexec/sandbox2/benchmark/theBenchmark.p',clause49) ).
cnf(clause50,axiom,
( instrumentality(X1,X2)
| ~ furniture(X1,X2) ),
file('/export/starexec/sandbox2/benchmark/theBenchmark.p',clause50) ).
cnf(clause30,axiom,
( artifact(X1,X2)
| ~ instrumentality(X1,X2) ),
file('/export/starexec/sandbox2/benchmark/theBenchmark.p',clause30) ).
cnf(clause31,axiom,
( object(X1,X2)
| ~ artifact(X1,X2) ),
file('/export/starexec/sandbox2/benchmark/theBenchmark.p',clause31) ).
cnf(clause35,axiom,
( unisex(X1,X2)
| ~ object(X1,X2) ),
file('/export/starexec/sandbox2/benchmark/theBenchmark.p',clause35) ).
cnf(clause92,negated_conjecture,
( be(skc6,skf6(X1),X1,skf5(X1))
| ~ member(skc6,X1,skc7) ),
file('/export/starexec/sandbox2/benchmark/theBenchmark.p',clause92) ).
cnf(clause88,negated_conjecture,
( fellow(skc6,X1)
| ~ member(skc6,X1,skc7) ),
file('/export/starexec/sandbox2/benchmark/theBenchmark.p',clause88) ).
cnf(clause52,axiom,
( ~ male(X1,X2)
| ~ unisex(X1,X2) ),
file('/export/starexec/sandbox2/benchmark/theBenchmark.p',clause52) ).
cnf(clause59,axiom,
( X3 = X4
| ~ be(X1,X2,X3,X4) ),
file('/export/starexec/sandbox2/benchmark/theBenchmark.p',clause59) ).
cnf(clause2,axiom,
( man(X1,X2)
| ~ fellow(X1,X2) ),
file('/export/starexec/sandbox2/benchmark/theBenchmark.p',clause2) ).
cnf(clause14,axiom,
( male(X1,X2)
| ~ man(X1,X2) ),
file('/export/starexec/sandbox2/benchmark/theBenchmark.p',clause14) ).
cnf(c_0_15,axiom,
( member(X1,skf10(X2,X1),X2)
| ~ two(X1,X2) ),
clause60 ).
cnf(c_0_16,negated_conjecture,
two(skc6,skc7),
clause75 ).
cnf(c_0_17,negated_conjecture,
( frontseat(skc6,skf5(X2))
| ~ member(skc6,X1,skc7) ),
clause89 ).
cnf(c_0_18,negated_conjecture,
member(skc6,skf10(skc7,skc6),skc7),
inference(spm,[status(thm)],[c_0_15,c_0_16]) ).
cnf(c_0_19,axiom,
( seat(X1,X2)
| ~ frontseat(X1,X2) ),
clause48 ).
cnf(c_0_20,negated_conjecture,
frontseat(skc6,skf5(X1)),
inference(spm,[status(thm)],[c_0_17,c_0_18]) ).
cnf(c_0_21,axiom,
( furniture(X1,X2)
| ~ seat(X1,X2) ),
clause49 ).
cnf(c_0_22,negated_conjecture,
seat(skc6,skf5(X1)),
inference(spm,[status(thm)],[c_0_19,c_0_20]) ).
cnf(c_0_23,axiom,
( instrumentality(X1,X2)
| ~ furniture(X1,X2) ),
clause50 ).
cnf(c_0_24,negated_conjecture,
furniture(skc6,skf5(X1)),
inference(spm,[status(thm)],[c_0_21,c_0_22]) ).
cnf(c_0_25,axiom,
( artifact(X1,X2)
| ~ instrumentality(X1,X2) ),
clause30 ).
cnf(c_0_26,negated_conjecture,
instrumentality(skc6,skf5(X1)),
inference(spm,[status(thm)],[c_0_23,c_0_24]) ).
cnf(c_0_27,axiom,
( object(X1,X2)
| ~ artifact(X1,X2) ),
clause31 ).
cnf(c_0_28,negated_conjecture,
artifact(skc6,skf5(X1)),
inference(spm,[status(thm)],[c_0_25,c_0_26]) ).
cnf(c_0_29,axiom,
( unisex(X1,X2)
| ~ object(X1,X2) ),
clause35 ).
cnf(c_0_30,negated_conjecture,
object(skc6,skf5(X1)),
inference(spm,[status(thm)],[c_0_27,c_0_28]) ).
cnf(c_0_31,negated_conjecture,
( be(skc6,skf6(X1),X1,skf5(X1))
| ~ member(skc6,X1,skc7) ),
clause92 ).
cnf(c_0_32,negated_conjecture,
( fellow(skc6,X1)
| ~ member(skc6,X1,skc7) ),
clause88 ).
cnf(c_0_33,axiom,
( ~ male(X1,X2)
| ~ unisex(X1,X2) ),
clause52 ).
cnf(c_0_34,negated_conjecture,
unisex(skc6,skf5(X1)),
inference(spm,[status(thm)],[c_0_29,c_0_30]) ).
cnf(c_0_35,axiom,
( X3 = X4
| ~ be(X1,X2,X3,X4) ),
clause59 ).
cnf(c_0_36,negated_conjecture,
be(skc6,skf6(skf10(skc7,skc6)),skf10(skc7,skc6),skf5(skf10(skc7,skc6))),
inference(spm,[status(thm)],[c_0_31,c_0_18]) ).
cnf(c_0_37,axiom,
( man(X1,X2)
| ~ fellow(X1,X2) ),
clause2 ).
cnf(c_0_38,negated_conjecture,
fellow(skc6,skf10(skc7,skc6)),
inference(spm,[status(thm)],[c_0_32,c_0_18]) ).
cnf(c_0_39,negated_conjecture,
~ male(skc6,skf5(X1)),
inference(spm,[status(thm)],[c_0_33,c_0_34]) ).
cnf(c_0_40,negated_conjecture,
skf5(skf10(skc7,skc6)) = skf10(skc7,skc6),
inference(spm,[status(thm)],[c_0_35,c_0_36]) ).
cnf(c_0_41,axiom,
( male(X1,X2)
| ~ man(X1,X2) ),
clause14 ).
cnf(c_0_42,negated_conjecture,
man(skc6,skf10(skc7,skc6)),
inference(spm,[status(thm)],[c_0_37,c_0_38]) ).
cnf(c_0_43,negated_conjecture,
~ male(skc6,skf10(skc7,skc6)),
inference(spm,[status(thm)],[c_0_39,c_0_40]) ).
cnf(c_0_44,negated_conjecture,
$false,
inference(sr,[status(thm)],[inference(spm,[status(thm)],[c_0_41,c_0_42]),c_0_43]),
[proof] ).
%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.00/0.12 % Problem : NLP149-1 : TPTP v9.2.1. Released v2.4.0.
% 0.00/0.12 % Command : /export/starexec/sandbox2/solver/bin/lemma_parallel_prover %s --lemma-prover /export/starexec/sandbox2/solver/bin/cse --final-prover /export/starexec/sandbox2/solver/bin/eprover --proof-time %d --global-time-limit %d
% 0.15/0.33 % Computer : n022.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 23:52:51 EDT 2026
% 0.15/0.33 % CPUTime :
% 0.15/0.34 % start to proof: theBenchmark
% 1.27/1.72 % Version : CSE_E---1.7
% 1.27/1.72 % Problem : theBenchmark.p
% 1.27/1.72 % SZS status Unsatisfiable for theBenchmark.p
% 1.27/1.72 % SZS output start CNFRefutation
% See solution above
% 1.27/1.72 % Total time : 1.375s
%------------------------------------------------------------------------------