%------------------------------------------------------------------------------
% File : LisaST---0.9
% Problem : SYN052-1 : TPTP v9.3.1. Released v1.0.0.
% Transfm : none
% Format : tptp:raw
% Command : casc-portfolio.sh -t 300 /export/starexec/sandbox2/benchmark/theBenchmark.p
% Computer : n007.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 09:20:57 AM UTC 2026
% Result : Unsatisfiable 8.05s 1.69s
% Output : CNFRefutation 8.05s
% Verified :
% SZS Type : Refutation
% Derivation depth : 3
% Number of leaves : 4
% Syntax : Number of clauses : 11 ( 1 unt; 3 nHn; 7 RR)
% Number of literals : 21 ( 0 equ; 10 neg)
% Maximal clause size : 2 ( 1 avg)
% Maximal term depth : 1 ( 1 avg)
% Number of predicates : 3 ( 2 usr; 2 prp; 0-1 aty)
% Number of functors : 1 ( 1 usr; 1 con; 0-0 aty)
% Number of variables : 6 ( 6 sgn)
% Comments :
%------------------------------------------------------------------------------
cnf(clause_1,negated_conjecture,
( ~ 'big$uf'(X0)
| p ) ).
cnf(clause_2,negated_conjecture,
( ~ p
| 'big$uf'(X0) ) ).
cnf(clause_3,negated_conjecture,
( p
| 'big$uf'(X0) ) ).
cnf(clause_4,negated_conjecture,
( ~ 'big$uf'(a)
| ~ p ) ).
cnf(c0,plain,
( ~ 'big$uf'(X0)
| p ),
inference(clausification,[status(esa)],[clause_1]) ).
cnf(c1,plain,
( ~ p
| 'big$uf'(X0) ),
inference(clausification,[status(esa)],[clause_2]) ).
cnf(c2,plain,
( p
| 'big$uf'(X0) ),
inference(clausification,[status(esa)],[clause_3]) ).
cnf(c3,plain,
( ~ 'big$uf'(a)
| ~ p ),
inference(clausification,[status(esa)],[clause_4]) ).
cnf(d0,plain,
( ~ p
| ~ p ),
inference(resolution,[status(thm)],[c3,c1]) ).
cnf(d1,plain,
( p
| p ),
inference(resolution,[status(thm)],[c2,c0]) ).
cnf(d2,plain,
$false,
inference(resolution,[status(thm)],[d1,d0]) ).
%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.00/0.02 % Problem : SYN052-1 : TPTP v9.3.1. Released v1.0.0.
% 0.00/0.04 % Command : casc-portfolio.sh -t 300 /export/starexec/sandbox2/benchmark/theBenchmark.p
% 0.08/0.36 % Computer : n007.cluster.edu
% 0.08/0.36 % Model : x86_64 x86_64
% 0.08/0.36 % CPU : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.08/0.36 % Memory : 8046.5625MB
% 0.08/0.36 % OS : Linux 6.8.0-71-generic
% 0.08/0.36 % CPULimit : 300
% 0.08/0.36 % WCLimit : 300
% 0.08/0.36 % DateTime : Sat Sep 26 17:05:09 UTC 2026
% 0.08/0.36 % CPUTime :
% 0.08/0.36 Running casc-portfolio.sh -t 300 /export/starexec/sandbox2/benchmark/theBenchmark.p
% 8.05/1.69 % SZS status Unsatisfiable for theBenchmark.p
% 8.05/1.69 % SZS output start CNFRefutation for theBenchmark.p
% See solution above
%------------------------------------------------------------------------------