%------------------------------------------------------------------------------
% File : LisaST---0.9
% Problem : SYN981+1 : TPTP v9.3.1. Released v3.1.0.
% Transfm : none
% Format : tptp:raw
% Command : casc-portfolio.sh -t 300 /export/starexec/sandbox2/benchmark/theBenchmark.p
% Computer : n008.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 09:34:27 AM UTC 2026
% Result : Theorem 8.22s 1.77s
% Output : CNFRefutation 8.22s
% Verified :
% SZS Type : Refutation
% Derivation depth : 5
% Number of leaves : 1
% Syntax : Number of formulae : 9 ( 5 unt; 0 def)
% Number of atoms : 21 ( 0 equ)
% Maximal formula atoms : 6 ( 2 avg)
% Number of connectives : 16 ( 4 ~; 2 |; 2 &)
% ( 0 <=>; 8 =>; 0 <=; 0 <~>)
% Maximal formula depth : 6 ( 3 avg)
% Maximal term depth : 1 ( 1 avg)
% Number of predicates : 4 ( 3 usr; 1 prp; 0-1 aty)
% Number of functors : 1 ( 1 usr; 1 con; 0-0 aty)
% Number of variables : 10 ( 3 sgn 2 !; 4 ?)
% Comments :
%------------------------------------------------------------------------------
fof(prove_this,conjecture,
( ( ? [X1] :
( q(X1)
=> r(X1) )
& ! [X0] :
( p(X0)
=> q(X0) ) )
=> ? [X2] :
( p(X2)
=> r(X2) ) ) ).
fof(negated_conjecture,negated_conjecture,
~ ( ( ? [X1] :
( q(X1)
=> r(X1) )
& ! [X0] :
( p(X0)
=> q(X0) ) )
=> ? [X2] :
( p(X2)
=> r(X2) ) ),
inference(negate_conjecture,[status(cth)],[prove_this]) ).
cnf(c0,plain,
( q(X0)
| ~ p(X0) ),
inference(clausification,[status(esa)],[negated_conjecture]) ).
cnf(c1,plain,
( r(sK1)
| ~ q(sK1) ),
inference(clausification,[status(esa)],[negated_conjecture]) ).
cnf(c2,plain,
p(X0),
inference(clausification,[status(esa)],[negated_conjecture]) ).
cnf(c3,plain,
~ r(X0),
inference(clausification,[status(esa)],[negated_conjecture]) ).
cnf(d0,plain,
q(X0),
inference(resolution,[status(thm)],[c2,c0]) ).
cnf(d1,plain,
r(sK1),
inference(resolution,[status(thm)],[d0,c1]) ).
cnf(d2,plain,
$false,
inference(resolution,[status(thm)],[c3,d1]) ).
%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.00/0.03 % Problem : SYN981+1 : TPTP v9.3.1. Released v3.1.0.
% 0.00/0.04 % Command : casc-portfolio.sh -t 300 /export/starexec/sandbox2/benchmark/theBenchmark.p
% 0.11/0.55 % Computer : n008.cluster.edu
% 0.11/0.55 % Model : x86_64 x86_64
% 0.11/0.55 % CPU : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.11/0.55 % Memory : 8046.5625MB
% 0.11/0.55 % OS : Linux 6.8.0-71-generic
% 0.11/0.55 % CPULimit : 300
% 0.11/0.55 % WCLimit : 300
% 0.11/0.55 % DateTime : Sat Sep 26 18:53:55 UTC 2026
% 0.11/0.56 % CPUTime :
% 0.11/0.56 Running casc-portfolio.sh -t 300 /export/starexec/sandbox2/benchmark/theBenchmark.p
% 8.22/1.77 % SZS status Theorem for theBenchmark.p
% 8.22/1.77 % SZS output start CNFRefutation for theBenchmark.p
% See solution above
%------------------------------------------------------------------------------