%------------------------------------------------------------------------------
% File : LisaST---0.9
% Problem : GEO269+3 : TPTP v9.3.1. Released v4.0.0.
% Transfm : none
% Format : tptp:raw
% Command : casc-portfolio.sh -t 300 /export/starexec/sandbox2/benchmark/theBenchmark.p
% Computer : n012.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 07:15:02 AM UTC 2026
% Result : Theorem 13.24s 3.38s
% Output : CNFRefutation 13.24s
% Verified :
% SZS Type : Refutation
% Derivation depth : 8
% Number of leaves : 9
% Syntax : Number of formulae : 31 ( 13 unt; 0 def)
% Number of atoms : 57 ( 0 equ)
% Maximal formula atoms : 4 ( 1 avg)
% Number of connectives : 44 ( 18 ~; 20 |; 1 &)
% ( 3 <=>; 2 =>; 0 <=; 0 <~>)
% Maximal formula depth : 6 ( 3 avg)
% Maximal term depth : 3 ( 1 avg)
% Number of predicates : 6 ( 5 usr; 1 prp; 0-2 aty)
% Number of functors : 2 ( 2 usr; 1 con; 0-1 aty)
% Number of variables : 45 ( 2 sgn 18 !; 0 ?)
% Comments :
%------------------------------------------------------------------------------
fof(a1_defns,axiom,
! [X0,X1] :
( 'unequally$udirected$uopposite$ulines'(X0,X1)
<=> 'unequally$udirected$ulines'(X0,'reverse$uline'(X1)) ) ).
fof(a4_defns,axiom,
! [X0,X1] :
( 'equally$udirected$ulines'(X0,X1)
<=> ~ 'unequally$udirected$ulines'(X0,X1) ) ).
fof(a5_defns,axiom,
! [X0,X1] :
( 'equally$udirected$uopposite$ulines'(X0,X1)
<=> ~ 'unequally$udirected$uopposite$ulines'(X0,X1) ) ).
fof(ax5_basics,axiom,
! [X0] : 'equally$udirected$ulines'(X0,X0) ).
fof(ax6_basics,axiom,
! [X0,X1,X2] :
( 'unequally$udirected$ulines'(X0,X1)
=> ( 'unequally$udirected$ulines'(X1,X2)
| 'unequally$udirected$ulines'(X0,X2) ) ) ).
fof(ax8_basics,axiom,
! [X0,X1] :
( 'unequally$udirected$ulines'(X0,'reverse$uline'(X1))
| 'unequally$udirected$ulines'(X0,X1) ) ).
fof(ax9_basics,axiom,
! [X0,X1] :
( ( 'unequally$udirected$ulines'(X0,'reverse$uline'(X1))
& 'unequally$udirected$ulines'(X0,X1) )
=> ( 'left$uconvergent$ulines'(X0,'reverse$uline'(X1))
| 'left$uconvergent$ulines'(X0,X1) ) ) ).
fof(ax11_basics,axiom,
! [X0,X1] :
~ ( 'left$uconvergent$ulines'(X0,'reverse$uline'(X1))
| 'left$uconvergent$ulines'(X0,X1) ) ).
fof(con,conjecture,
! [X0] : 'equally$udirected$uopposite$ulines'(X0,'reverse$uline'(X0)) ).
fof(negated_conjecture,negated_conjecture,
~ ! [X0] : 'equally$udirected$uopposite$ulines'(X0,'reverse$uline'(X0)),
inference(negate_conjecture,[status(cth)],[con]) ).
cnf(c0,plain,
( 'unequally$udirected$ulines'(X0,'reverse$uline'(X1))
| ~ 'unequally$udirected$uopposite$ulines'(X0,X1) ),
inference(clausification,[status(esa)],[a1_defns]) ).
cnf(c6,plain,
( ~ 'unequally$udirected$ulines'(X0,X1)
| ~ 'equally$udirected$ulines'(X0,X1) ),
inference(clausification,[status(esa)],[a4_defns]) ).
cnf(c9,plain,
( 'unequally$udirected$uopposite$ulines'(X0,X1)
| 'equally$udirected$uopposite$ulines'(X0,X1) ),
inference(clausification,[status(esa)],[a5_defns]) ).
cnf(c43,plain,
'equally$udirected$ulines'(X0,X0),
inference(clausification,[status(esa)],[ax5_basics]) ).
cnf(c44,plain,
( 'unequally$udirected$ulines'(X1,X2)
| 'unequally$udirected$ulines'(X0,X2)
| ~ 'unequally$udirected$ulines'(X0,X1) ),
inference(clausification,[status(esa)],[ax6_basics]) ).
cnf(c49,plain,
( 'unequally$udirected$ulines'(X0,'reverse$uline'(X1))
| 'unequally$udirected$ulines'(X0,X1) ),
inference(clausification,[status(esa)],[ax8_basics]) ).
cnf(c50,plain,
( 'left$uconvergent$ulines'(X0,'reverse$uline'(X1))
| 'left$uconvergent$ulines'(X0,X1)
| ~ 'unequally$udirected$ulines'(X0,'reverse$uline'(X1))
| ~ 'unequally$udirected$ulines'(X0,X1) ),
inference(clausification,[status(esa)],[ax9_basics]) ).
cnf(c53,plain,
~ 'left$uconvergent$ulines'(X0,X1),
inference(clausification,[status(esa)],[ax11_basics]) ).
cnf(c72,plain,
~ 'equally$udirected$uopposite$ulines'(sK84,'reverse$uline'(sK84)),
inference(clausification,[status(esa)],[negated_conjecture]) ).
cnf(d0,plain,
( 'left$uconvergent$ulines'(X0,'reverse$uline'(X1))
| ~ 'unequally$udirected$ulines'(X0,'reverse$uline'(X1))
| ~ 'unequally$udirected$ulines'(X0,X1) ),
inference(resolution,[status(thm)],[c53,c50]) ).
cnf(d1,plain,
~ 'unequally$udirected$ulines'(X0,X0),
inference(resolution,[status(thm)],[c6,c43]) ).
cnf(d2,plain,
'unequally$udirected$uopposite$ulines'(sK84,'reverse$uline'(sK84)),
inference(resolution,[status(thm)],[c9,c72]) ).
cnf(d3,plain,
( ~ 'unequally$udirected$uopposite$ulines'(X2,X0)
| 'unequally$udirected$ulines'(X2,X1)
| 'unequally$udirected$ulines'('reverse$uline'(X0),X1) ),
inference(resolution,[status(thm)],[c44,c0]) ).
cnf(d4,plain,
( 'unequally$udirected$ulines'('reverse$uline'('reverse$uline'(sK84)),X0)
| 'unequally$udirected$ulines'(sK84,X0) ),
inference(resolution,[status(thm)],[d3,d2]) ).
cnf(d5,plain,
'unequally$udirected$ulines'(sK84,'reverse$uline'('reverse$uline'(sK84))),
inference(resolution,[status(thm)],[d4,d1]) ).
cnf(d6,plain,
( 'left$uconvergent$ulines'(sK84,'reverse$uline'('reverse$uline'(sK84)))
| ~ 'unequally$udirected$ulines'(sK84,'reverse$uline'(sK84)) ),
inference(resolution,[status(thm)],[d5,d0]) ).
cnf(d7,plain,
~ 'unequally$udirected$ulines'(sK84,'reverse$uline'(sK84)),
inference(resolution,[status(thm)],[c53,d6]) ).
cnf(d8,plain,
'unequally$udirected$ulines'('reverse$uline'(X0),X0),
inference(resolution,[status(thm)],[c49,d1]) ).
cnf(d9,plain,
( 'unequally$udirected$ulines'('reverse$uline'(X0),X1)
| 'unequally$udirected$ulines'(X0,X1) ),
inference(resolution,[status(thm)],[c44,d8]) ).
cnf(d10,plain,
'unequally$udirected$ulines'(X0,'reverse$uline'(X0)),
inference(resolution,[status(thm)],[d9,d1]) ).
cnf(d11,plain,
$false,
inference(resolution,[status(thm)],[d10,d7]) ).
%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.00/0.01 % Problem : GEO269+3 : TPTP v9.3.1. Released v4.0.0.
% 0.00/0.02 % Command : casc-portfolio.sh -t 300 /export/starexec/sandbox2/benchmark/theBenchmark.p
% 0.02/0.29 % Computer : n012.cluster.edu
% 0.02/0.29 % Model : x86_64 x86_64
% 0.02/0.29 % CPU : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.02/0.29 % Memory : 8046.5625MB
% 0.02/0.29 % OS : Linux 6.8.0-71-generic
% 0.02/0.29 % CPULimit : 300
% 0.02/0.29 % WCLimit : 300
% 0.02/0.29 % DateTime : Fri Sep 25 13:11:20 UTC 2026
% 0.02/0.29 % CPUTime :
% 0.02/0.29 Running casc-portfolio.sh -t 300 /export/starexec/sandbox2/benchmark/theBenchmark.p
% 13.24/3.38 % SZS status Theorem for theBenchmark.p
% 13.24/3.38 % SZS output start CNFRefutation for theBenchmark.p
% See solution above
%------------------------------------------------------------------------------