%------------------------------------------------------------------------------
% File : LisaST---0.9
% Problem : MSC002-2 : TPTP v9.3.1. Released v1.0.0.
% Transfm : none
% Format : tptp:raw
% Command : casc-portfolio.sh -t 300 /export/starexec/sandbox/benchmark/theBenchmark.p
% Computer : n005.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 08:03:16 AM UTC 2026
% Result : Unsatisfiable 12.67s 2.10s
% Output : CNFRefutation 12.67s
% Verified :
% SZS Type : Refutation
% Derivation depth : 10
% Number of leaves : 10
% Syntax : Number of clauses : 31 ( 10 unt; 3 nHn; 20 RR)
% Number of literals : 64 ( 0 equ; 36 neg)
% Maximal clause size : 4 ( 2 avg)
% Maximal term depth : 5 ( 1 avg)
% Number of predicates : 7 ( 6 usr; 1 prp; 0-3 aty)
% Number of functors : 7 ( 7 usr; 4 con; 0-2 aty)
% Number of variables : 77 ( 19 sgn)
% Comments :
%------------------------------------------------------------------------------
cnf(something_is_here_now,axiom,
at(something,here,now) ).
cnf(cant_hold_and_let_go,axiom,
~ held(X0,'let$ugo'(X1)) ).
cnf(everything_is_red,axiom,
( red(X0)
| ~ at(X0,here,X1) ) ).
cnf(situation_let_go,axiom,
( at(X0,X1,'let$ugo'(X2))
| ~ at(X0,X1,X2) ) ).
cnf(situation_pick_up,axiom,
( at(X0,X1,'pick$uup'(X2))
| ~ at(X0,X1,X2) ) ).
cnf(can_grab_if_previously_let_go,axiom,
( grabbed(X0,'pick$uup'(go(X1,'let$ugo'(X2))))
| ~ at(X0,X1,X2) ) ).
cnf(answer_if_red_and_put_there,axiom,
( answer(X1)
| ~ put(X0,there,X1)
| ~ red(X0) ) ).
cnf(can_put_somewhere_if_grab_and_go_there,axiom,
( put(X0,X3,go(X3,X2))
| ~ grabbed(X0,X2)
| ~ at(X0,X1,X2) ) ).
cnf(thing_either_held_or_went_there,axiom,
( at(X0,X2,go(X3,X1))
| ~ at(X0,X2,X1)
| held(X0,X1) ) ).
cnf(prove_there_is_an_answer_situation,negated_conjecture,
~ answer(X0) ).
cnf(c0,plain,
at(something,here,now),
inference(clausification,[status(esa)],[something_is_here_now]) ).
cnf(c1,plain,
~ held(X0,'let$ugo'(X1)),
inference(clausification,[status(esa)],[cant_hold_and_let_go]) ).
cnf(c2,plain,
( red(X0)
| ~ at(X0,here,X1) ),
inference(clausification,[status(esa)],[everything_is_red]) ).
cnf(c3,plain,
( at(X0,X1,'let$ugo'(X2))
| ~ at(X0,X1,X2) ),
inference(clausification,[status(esa)],[situation_let_go]) ).
cnf(c4,plain,
( at(X0,X1,'pick$uup'(X2))
| ~ at(X0,X1,X2) ),
inference(clausification,[status(esa)],[situation_pick_up]) ).
cnf(c5,plain,
( grabbed(X0,'pick$uup'(go(X1,'let$ugo'(X2))))
| ~ at(X0,X1,X2) ),
inference(clausification,[status(esa)],[can_grab_if_previously_let_go]) ).
cnf(c6,plain,
( answer(X1)
| ~ put(X0,there,X1)
| ~ red(X0) ),
inference(clausification,[status(esa)],[answer_if_red_and_put_there]) ).
cnf(c7,plain,
( put(X0,X3,go(X3,X2))
| ~ grabbed(X0,X2)
| ~ at(X0,X1,X2) ),
inference(clausification,[status(esa)],[can_put_somewhere_if_grab_and_go_there]) ).
cnf(c8,plain,
( at(X0,X2,go(X3,X1))
| ~ at(X0,X2,X1)
| held(X0,X1) ),
inference(clausification,[status(esa)],[thing_either_held_or_went_there]) ).
cnf(c9,plain,
~ answer(X0),
inference(clausification,[status(esa)],[prove_there_is_an_answer_situation]) ).
cnf(d0,plain,
( ~ put(X0,there,X1)
| ~ red(X0) ),
inference(resolution,[status(thm)],[c9,c6]) ).
cnf(d1,plain,
( ~ at(X0,X3,X1)
| put(X0,X2,go(X2,'pick$uup'(X1)))
| ~ grabbed(X0,'pick$uup'(X1)) ),
inference(resolution,[status(thm)],[c7,c4]) ).
cnf(d2,plain,
( ~ at(X0,X2,X3)
| put(X0,X4,go(X4,'pick$uup'(go(X2,'let$ugo'(X3)))))
| ~ at(X0,X1,go(X2,'let$ugo'(X3))) ),
inference(resolution,[status(thm)],[d1,c5]) ).
cnf(d3,plain,
( held(X0,'let$ugo'(X2))
| ~ at(X0,X4,'let$ugo'(X2))
| put(X0,X3,go(X3,'pick$uup'(go(X1,'let$ugo'(X2)))))
| ~ at(X0,X1,X2) ),
inference(resolution,[status(thm)],[d2,c8]) ).
cnf(d4,plain,
( put(X0,X4,go(X4,'pick$uup'(go(X3,'let$ugo'(X2)))))
| ~ at(X0,X3,X2)
| ~ at(X0,X1,'let$ugo'(X2)) ),
inference(resolution,[status(thm)],[c1,d3]) ).
cnf(d5,plain,
( ~ at(X0,X4,X2)
| put(X0,X3,go(X3,'pick$uup'(go(X1,'let$ugo'(X2)))))
| ~ at(X0,X1,X2) ),
inference(resolution,[status(thm)],[d4,c3]) ).
cnf(d6,plain,
( put(something,X1,go(X1,'pick$uup'(go(here,'let$ugo'(now)))))
| ~ at(something,X0,now) ),
inference(resolution,[status(thm)],[d5,c0]) ).
cnf(d7,plain,
put(something,X0,go(X0,'pick$uup'(go(here,'let$ugo'(now))))),
inference(resolution,[status(thm)],[d6,c0]) ).
cnf(d8,plain,
~ red(something),
inference(resolution,[status(thm)],[d7,d0]) ).
cnf(d9,plain,
red(something),
inference(resolution,[status(thm)],[c2,c0]) ).
cnf(d10,plain,
$false,
inference(resolution,[status(thm)],[d9,d8]) ).
%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.00/0.05 % Problem : MSC002-2 : TPTP v9.3.1. Released v1.0.0.
% 0.00/0.06 % Command : casc-portfolio.sh -t 300 /export/starexec/sandbox/benchmark/theBenchmark.p
% 0.11/0.39 % Computer : n005.cluster.edu
% 0.11/0.39 % Model : x86_64 x86_64
% 0.11/0.39 % CPU : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.11/0.39 % Memory : 8046.5625MB
% 0.11/0.39 % OS : Linux 6.8.0-71-generic
% 0.11/0.39 % CPULimit : 300
% 0.11/0.39 % WCLimit : 300
% 0.11/0.39 % DateTime : Sat Sep 26 00:14:31 UTC 2026
% 0.11/0.39 % CPUTime :
% 0.11/0.39 Running casc-portfolio.sh -t 300 /export/starexec/sandbox/benchmark/theBenchmark.p
% 12.67/2.10 % SZS status Unsatisfiable for theBenchmark.p
% 12.67/2.10 % SZS output start CNFRefutation for theBenchmark.p
% See solution above
%------------------------------------------------------------------------------