%------------------------------------------------------------------------------
% File : LisaST---0.9
% Problem : SYN681-1 : TPTP v9.3.1. Released v2.5.0.
% Transfm : none
% Format : tptp:raw
% Command : casc-portfolio.sh -t 300 /export/starexec/sandbox2/benchmark/theBenchmark.p
% Computer : n017.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 09:29:20 AM UTC 2026
% Result : Unsatisfiable 16.50s 4.14s
% Output : CNFRefutation 16.50s
% Verified :
% SZS Type : Refutation
% Derivation depth : 8
% Number of leaves : 7
% Syntax : Number of clauses : 23 ( 13 unt; 0 nHn; 21 RR)
% Number of literals : 41 ( 0 equ; 23 neg)
% Maximal clause size : 4 ( 1 avg)
% Maximal term depth : 4 ( 2 avg)
% Number of predicates : 3 ( 2 usr; 1 prp; 0-2 aty)
% Number of functors : 10 ( 10 usr; 5 con; 0-2 aty)
% Number of variables : 19 ( 0 sgn)
% Comments :
%------------------------------------------------------------------------------
cnf(p2_7,negated_conjecture,
p2(X0,X0) ).
cnf(p25_12,negated_conjecture,
p25(c36,c33) ).
cnf(p25_13,negated_conjecture,
p25(c32,c36) ).
cnf(not_p2_19,negated_conjecture,
~ p2(X0,f18(X0,f9(f17(c31)))) ).
cnf(p2_31,negated_conjecture,
( ~ p2(X2,X1)
| ~ p2(X2,X0)
| p2(X0,X1) ) ).
cnf(p2_40,negated_conjecture,
p2(f11(f4(c32),c34),f18(f11(f4(c36),c34),f9(f17(c31)))) ).
cnf(p2_50,negated_conjecture,
( ~ p25(c32,X0)
| ~ p25(X0,c33)
| p2(f11(f4(X0),c34),f11(f4(c32),c34)) ) ).
cnf(c6,plain,
p2(X0,X0),
inference(clausification,[status(esa)],[p2_7]) ).
cnf(c11,plain,
p25(c36,c33),
inference(clausification,[status(esa)],[p25_12]) ).
cnf(c12,plain,
p25(c32,c36),
inference(clausification,[status(esa)],[p25_13]) ).
cnf(c18,plain,
~ p2(X0,f18(X0,f9(f17(c31)))),
inference(clausification,[status(esa)],[not_p2_19]) ).
cnf(c30,plain,
( ~ p2(X2,X1)
| ~ p2(X2,X0)
| p2(X0,X1) ),
inference(clausification,[status(esa)],[p2_31]) ).
cnf(c39,plain,
p2(f11(f4(c32),c34),f18(f11(f4(c36),c34),f9(f17(c31)))),
inference(clausification,[status(esa)],[p2_40]) ).
cnf(c49,plain,
( ~ p25(c32,X0)
| ~ p25(X0,c33)
| p2(f11(f4(X0),c34),f11(f4(c32),c34)) ),
inference(clausification,[status(esa)],[p2_50]) ).
cnf(d0,plain,
( ~ p2(f11(f4(X0),c34),X1)
| p2(f11(f4(c32),c34),X1)
| ~ p25(c32,X0)
| ~ p25(X0,c33) ),
inference(resolution,[status(thm)],[c49,c30]) ).
cnf(d1,plain,
( ~ p25(c32,X0)
| ~ p25(X0,c33)
| p2(f11(f4(c32),c34),f11(f4(X0),c34)) ),
inference(resolution,[status(thm)],[d0,c6]) ).
cnf(d2,plain,
( ~ p2(f11(f4(c32),c34),X0)
| p2(f18(f11(f4(c36),c34),f9(f17(c31))),X0) ),
inference(resolution,[status(thm)],[c39,c30]) ).
cnf(d3,plain,
( ~ p2(f18(f11(f4(c36),c34),f9(f17(c31))),X1)
| p2(X0,X1)
| ~ p2(f11(f4(c32),c34),X0) ),
inference(resolution,[status(thm)],[d2,c30]) ).
cnf(d4,plain,
( ~ p2(f11(f4(c32),c34),X0)
| p2(X0,f18(f11(f4(c36),c34),f9(f17(c31)))) ),
inference(resolution,[status(thm)],[d3,c6]) ).
cnf(d5,plain,
~ p2(f11(f4(c32),c34),f11(f4(c36),c34)),
inference(resolution,[status(thm)],[d4,c18]) ).
cnf(d6,plain,
( ~ p25(c32,c36)
| ~ p25(c36,c33) ),
inference(resolution,[status(thm)],[d5,d1]) ).
cnf(d7,plain,
~ p25(c32,c36),
inference(resolution,[status(thm)],[c11,d6]) ).
cnf(d8,plain,
$false,
inference(resolution,[status(thm)],[c12,d7]) ).
%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.00/0.04 % Problem : SYN681-1 : TPTP v9.3.1. Released v2.5.0.
% 0.00/0.06 % Command : casc-portfolio.sh -t 300 /export/starexec/sandbox2/benchmark/theBenchmark.p
% 0.18/0.44 % Computer : n017.cluster.edu
% 0.18/0.44 % Model : x86_64 x86_64
% 0.18/0.44 % CPU : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.18/0.44 % Memory : 8046.5625MB
% 0.18/0.44 % OS : Linux 6.8.0-71-generic
% 0.18/0.44 % CPULimit : 300
% 0.18/0.44 % WCLimit : 300
% 0.18/0.44 % DateTime : Sat Sep 26 18:15:34 UTC 2026
% 0.18/0.44 % CPUTime :
% 0.18/0.44 Running casc-portfolio.sh -t 300 /export/starexec/sandbox2/benchmark/theBenchmark.p
% 16.50/4.14 % SZS status Unsatisfiable for theBenchmark.p
% 16.50/4.14 % SZS output start CNFRefutation for theBenchmark.p
% See solution above
%------------------------------------------------------------------------------