%------------------------------------------------------------------------------
% File : LisaST---0.9
% Problem : SYN063-1 : 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 : n016.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 09:21:00 AM UTC 2026
% Result : Unsatisfiable 10.11s 1.98s
% Output : CNFRefutation 10.11s
% Verified :
% SZS Type : Refutation
% Derivation depth : 5
% Number of leaves : 4
% Syntax : Number of clauses : 14 ( 7 unt; 4 nHn; 9 RR)
% Number of literals : 28 ( 0 equ; 10 neg)
% Maximal clause size : 4 ( 2 avg)
% Maximal term depth : 1 ( 1 avg)
% Number of predicates : 2 ( 1 usr; 1 prp; 0-1 aty)
% Number of functors : 3 ( 3 usr; 3 con; 0-0 aty)
% Number of variables : 8 ( 8 sgn)
% Comments :
%------------------------------------------------------------------------------
cnf(clause_1,negated_conjecture,
'big$up'(a) ).
cnf(clause_2,negated_conjecture,
( 'big$up'(X1)
| 'big$up'(c)
| 'big$up'(X0)
| ~ 'big$up'(a) ) ).
cnf(clause_3,negated_conjecture,
( 'big$up'(c)
| ~ 'big$up'(b)
| ~ 'big$up'(a) ) ).
cnf(clause_4,negated_conjecture,
~ 'big$up'(c) ).
cnf(c0,plain,
'big$up'(a),
inference(clausification,[status(esa)],[clause_1]) ).
cnf(c1,plain,
( 'big$up'(X1)
| 'big$up'(c)
| 'big$up'(X0)
| ~ 'big$up'(a) ),
inference(clausification,[status(esa)],[clause_2]) ).
cnf(c2,plain,
( 'big$up'(c)
| ~ 'big$up'(b)
| ~ 'big$up'(a) ),
inference(clausification,[status(esa)],[clause_3]) ).
cnf(c3,plain,
~ 'big$up'(c),
inference(clausification,[status(esa)],[clause_4]) ).
cnf(d0,plain,
( ~ 'big$up'(b)
| 'big$up'(c) ),
inference(resolution,[status(thm)],[c0,c2]) ).
cnf(d1,plain,
~ 'big$up'(b),
inference(resolution,[status(thm)],[c3,d0]) ).
cnf(d2,plain,
( 'big$up'(c)
| 'big$up'(X1)
| 'big$up'(X0) ),
inference(resolution,[status(thm)],[c0,c1]) ).
cnf(d3,plain,
( 'big$up'(c)
| 'big$up'(X0) ),
inference(factoring,[status(thm)],[d2]) ).
cnf(d4,plain,
'big$up'(X0),
inference(resolution,[status(thm)],[c3,d3]) ).
cnf(d5,plain,
$false,
inference(resolution,[status(thm)],[d4,d1]) ).
%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.00/0.03 % Problem : SYN063-1 : TPTP v9.3.1. Released v1.0.0.
% 0.00/0.04 % Command : casc-portfolio.sh -t 300 /export/starexec/sandbox2/benchmark/theBenchmark.p
% 0.09/0.36 % Computer : n016.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 17:13:16 UTC 2026
% 0.09/0.37 % CPUTime :
% 0.09/0.37 Running casc-portfolio.sh -t 300 /export/starexec/sandbox2/benchmark/theBenchmark.p
% 10.11/1.98 % SZS status Unsatisfiable for theBenchmark.p
% 10.11/1.98 % SZS output start CNFRefutation for theBenchmark.p
% See solution above
%------------------------------------------------------------------------------