%------------------------------------------------------------------------------
% File : LisaST---0.9
% Problem : NLP147-1 : TPTP v9.3.1. Released v2.4.0.
% Transfm : none
% Format : tptp:raw
% Command : casc-portfolio.sh -t 300 /export/starexec/sandbox2/benchmark/theBenchmark.p
% Computer : n015.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 08:05:43 AM UTC 2026
% Result : Unsatisfiable 8.33s 2.59s
% Output : CNFRefutation 8.33s
% Verified :
% SZS Type : Refutation
% Derivation depth : 12
% Number of leaves : 16
% Syntax : Number of clauses : 51 ( 17 unt; 0 nHn; 41 RR)
% Number of literals : 85 ( 5 equ; 38 neg)
% Maximal clause size : 2 ( 1 avg)
% Maximal term depth : 3 ( 1 avg)
% Number of predicates : 16 ( 14 usr; 1 prp; 0-4 aty)
% Number of functors : 5 ( 5 usr; 2 con; 0-2 aty)
% Number of variables : 70 ( 17 sgn)
% Comments :
%------------------------------------------------------------------------------
cnf(clause2,axiom,
( man(X0,X1)
| ~ fellow(X0,X1) ) ).
cnf(clause3,axiom,
( 'human$uperson'(X0,X1)
| ~ man(X0,X1) ) ).
cnf(clause13,axiom,
( animate(X0,X1)
| ~ 'human$uperson'(X0,X1) ) ).
cnf(clause30,axiom,
( artifact(X0,X1)
| ~ instrumentality(X0,X1) ) ).
cnf(clause31,axiom,
( object(X0,X1)
| ~ artifact(X0,X1) ) ).
cnf(clause33,axiom,
( nonliving(X0,X1)
| ~ object(X0,X1) ) ).
cnf(clause48,axiom,
( seat(X0,X1)
| ~ frontseat(X0,X1) ) ).
cnf(clause49,axiom,
( furniture(X0,X1)
| ~ seat(X0,X1) ) ).
cnf(clause50,axiom,
( instrumentality(X0,X1)
| ~ furniture(X0,X1) ) ).
cnf(clause58,axiom,
( ~ animate(X0,X1)
| ~ nonliving(X0,X1) ) ).
cnf(clause59,axiom,
( X2 = X3
| ~ be(X0,X1,X2,X3) ) ).
cnf(clause60,axiom,
( member(X0,skf10(X1,X0),X1)
| ~ two(X0,X1) ) ).
cnf(clause77,negated_conjecture,
two(skc6,skc7) ).
cnf(clause88,negated_conjecture,
( fellow(skc6,X0)
| ~ member(skc6,X0,skc7) ) ).
cnf(clause89,negated_conjecture,
( frontseat(skc6,skf5(X1))
| ~ member(skc6,X0,skc7) ) ).
cnf(clause92,negated_conjecture,
( be(skc6,skf6(X0),X0,skf5(X0))
| ~ member(skc6,X0,skc7) ) ).
cnf(c1,plain,
( man(X0,X1)
| ~ fellow(X0,X1) ),
inference(clausification,[status(esa)],[clause2]) ).
cnf(c2,plain,
( 'human$uperson'(X0,X1)
| ~ man(X0,X1) ),
inference(clausification,[status(esa)],[clause3]) ).
cnf(c12,plain,
( animate(X0,X1)
| ~ 'human$uperson'(X0,X1) ),
inference(clausification,[status(esa)],[clause13]) ).
cnf(c29,plain,
( artifact(X0,X1)
| ~ instrumentality(X0,X1) ),
inference(clausification,[status(esa)],[clause30]) ).
cnf(c30,plain,
( object(X0,X1)
| ~ artifact(X0,X1) ),
inference(clausification,[status(esa)],[clause31]) ).
cnf(c32,plain,
( nonliving(X0,X1)
| ~ object(X0,X1) ),
inference(clausification,[status(esa)],[clause33]) ).
cnf(c47,plain,
( seat(X0,X1)
| ~ frontseat(X0,X1) ),
inference(clausification,[status(esa)],[clause48]) ).
cnf(c48,plain,
( furniture(X0,X1)
| ~ seat(X0,X1) ),
inference(clausification,[status(esa)],[clause49]) ).
cnf(c49,plain,
( instrumentality(X0,X1)
| ~ furniture(X0,X1) ),
inference(clausification,[status(esa)],[clause50]) ).
cnf(c57,plain,
( ~ animate(X0,X1)
| ~ nonliving(X0,X1) ),
inference(clausification,[status(esa)],[clause58]) ).
cnf(c58,plain,
( X2 = X3
| ~ be(X0,X1,X2,X3) ),
inference(clausification,[status(esa)],[clause59]) ).
cnf(c59,plain,
( member(X0,skf10(X1,X0),X1)
| ~ two(X0,X1) ),
inference(clausification,[status(esa)],[clause60]) ).
cnf(c76,plain,
two(skc6,skc7),
inference(clausification,[status(esa)],[clause77]) ).
cnf(c87,plain,
( fellow(skc6,X0)
| ~ member(skc6,X0,skc7) ),
inference(clausification,[status(esa)],[clause88]) ).
cnf(c88,plain,
( frontseat(skc6,skf5(X1))
| ~ member(skc6,X0,skc7) ),
inference(clausification,[status(esa)],[clause89]) ).
cnf(c91,plain,
( be(skc6,skf6(X0),X0,skf5(X0))
| ~ member(skc6,X0,skc7) ),
inference(clausification,[status(esa)],[clause92]) ).
cnf(d0,plain,
( ~ two(skc6,skc7)
| frontseat(skc6,skf5(X0)) ),
inference(resolution,[status(thm)],[c88,c59]) ).
cnf(d1,plain,
frontseat(skc6,skf5(X0)),
inference(resolution,[status(thm)],[c76,d0]) ).
cnf(d2,plain,
seat(skc6,skf5(X0)),
inference(resolution,[status(thm)],[d1,c47]) ).
cnf(d3,plain,
furniture(skc6,skf5(X0)),
inference(resolution,[status(thm)],[d2,c48]) ).
cnf(d4,plain,
instrumentality(skc6,skf5(X0)),
inference(resolution,[status(thm)],[d3,c49]) ).
cnf(d5,plain,
artifact(skc6,skf5(X0)),
inference(resolution,[status(thm)],[d4,c29]) ).
cnf(d6,plain,
object(skc6,skf5(X0)),
inference(resolution,[status(thm)],[d5,c30]) ).
cnf(d7,plain,
nonliving(skc6,skf5(X0)),
inference(resolution,[status(thm)],[d6,c32]) ).
cnf(d8,plain,
~ animate(skc6,skf5(X0)),
inference(resolution,[status(thm)],[d7,c57]) ).
cnf(d9,plain,
( X0 = skf5(X0)
| ~ member(skc6,X0,skc7) ),
inference(resolution,[status(thm)],[c91,c58]) ).
cnf(d10,plain,
( ~ two(skc6,skc7)
| skf10(skc7,skc6) = skf5(skf10(skc7,skc6)) ),
inference(resolution,[status(thm)],[d9,c59]) ).
cnf(d11,plain,
skf10(skc7,skc6) = skf5(skf10(skc7,skc6)),
inference(resolution,[status(thm)],[c76,d10]) ).
cnf(d12,plain,
~ animate(skc6,skf10(skc7,skc6)),
inference(superposition,[status(thm)],[d11,d8]) ).
cnf(d13,plain,
( ~ two(skc6,skc7)
| fellow(skc6,skf10(skc7,skc6)) ),
inference(resolution,[status(thm)],[c87,c59]) ).
cnf(d14,plain,
fellow(skc6,skf10(skc7,skc6)),
inference(resolution,[status(thm)],[c76,d13]) ).
cnf(d15,plain,
man(skc6,skf10(skc7,skc6)),
inference(resolution,[status(thm)],[d14,c1]) ).
cnf(d16,plain,
'human$uperson'(skc6,skf10(skc7,skc6)),
inference(resolution,[status(thm)],[d15,c2]) ).
cnf(d17,plain,
animate(skc6,skf10(skc7,skc6)),
inference(resolution,[status(thm)],[d16,c12]) ).
cnf(d18,plain,
$false,
inference(resolution,[status(thm)],[d17,d12]) ).
%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.00/0.03 % Problem : NLP147-1 : TPTP v9.3.1. Released v2.4.0.
% 0.00/0.04 % Command : casc-portfolio.sh -t 300 /export/starexec/sandbox2/benchmark/theBenchmark.p
% 0.09/0.36 % Computer : n015.cluster.edu
% 0.09/0.36 % Model : x86_64 x86_64
% 0.09/0.36 % CPU : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.09/0.36 % Memory : 8046.5625MB
% 0.09/0.36 % OS : Linux 6.8.0-71-generic
% 0.09/0.36 % CPULimit : 300
% 0.09/0.36 % WCLimit : 300
% 0.09/0.36 % DateTime : Sat Sep 26 01:07:13 UTC 2026
% 0.13/0.36 % CPUTime :
% 0.13/0.36 Running casc-portfolio.sh -t 300 /export/starexec/sandbox2/benchmark/theBenchmark.p
% 8.33/2.59 % SZS status Unsatisfiable for theBenchmark.p
% 8.33/2.59 % SZS output start CNFRefutation for theBenchmark.p
% See solution above
%------------------------------------------------------------------------------