%------------------------------------------------------------------------------
% File : LisaST---0.9
% Problem : PLA006-1 : TPTP v9.3.1. Released v1.1.0.
% Transfm : none
% Format : tptp:raw
% Command : casc-portfolio.sh -t 300 /export/starexec/sandbox/benchmark/theBenchmark.p
% Computer : n003.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 08:20:04 AM UTC 2026
% Result : Unsatisfiable 10.37s 1.80s
% Output : CNFRefutation 10.37s
% Verified :
% SZS Type : Refutation
% Derivation depth : 7
% Number of leaves : 7
% Syntax : Number of clauses : 20 ( 13 unt; 0 nHn; 18 RR)
% Number of literals : 34 ( 0 equ; 21 neg)
% Maximal clause size : 4 ( 1 avg)
% Maximal term depth : 3 ( 1 avg)
% Number of predicates : 3 ( 2 usr; 1 prp; 0-2 aty)
% Number of functors : 10 ( 10 usr; 4 con; 0-2 aty)
% Number of variables : 18 ( 5 sgn)
% Comments :
%------------------------------------------------------------------------------
cnf(prove_CTable,negated_conjecture,
~ holds(on(c,table),X0) ).
cnf(pickup_1,axiom,
( ~ differ(X0,table)
| ~ holds(clear(X0),X1)
| ~ holds(empty,X1)
| holds(holding(X0),do(pickup(X0),X1)) ) ).
cnf(putdown_2,axiom,
( ~ holds(clear(X1),X2)
| ~ holds(holding(X0),X2)
| holds(on(X0,X1),do(putdown(X0,X1),X2)) ) ).
cnf(differ_c_table,axiom,
differ(c,table) ).
cnf(initial_state7,axiom,
holds(clear(c),s0) ).
cnf(initial_state8,axiom,
holds(empty,s0) ).
cnf(clear_table,axiom,
holds(clear(table),X0) ).
cnf(c0,plain,
~ holds(on(c,table),X0),
inference(clausification,[status(esa)],[prove_CTable]) ).
cnf(c2,plain,
( ~ differ(X0,table)
| ~ holds(clear(X0),X1)
| ~ holds(empty,X1)
| holds(holding(X0),do(pickup(X0),X1)) ),
inference(clausification,[status(esa)],[pickup_1]) ).
cnf(c7,plain,
( ~ holds(clear(X1),X2)
| ~ holds(holding(X0),X2)
| holds(on(X0,X1),do(putdown(X0,X1),X2)) ),
inference(clausification,[status(esa)],[putdown_2]) ).
cnf(c20,plain,
differ(c,table),
inference(clausification,[status(esa)],[differ_c_table]) ).
cnf(c28,plain,
holds(clear(c),s0),
inference(clausification,[status(esa)],[initial_state7]) ).
cnf(c29,plain,
holds(empty,s0),
inference(clausification,[status(esa)],[initial_state8]) ).
cnf(c30,plain,
holds(clear(table),X0),
inference(clausification,[status(esa)],[clear_table]) ).
cnf(d0,plain,
( ~ holds(holding(c),X0)
| ~ holds(clear(table),X0) ),
inference(resolution,[status(thm)],[c7,c0]) ).
cnf(d1,plain,
~ holds(holding(c),X0),
inference(resolution,[status(thm)],[c30,d0]) ).
cnf(d2,plain,
( ~ differ(c,table)
| ~ holds(empty,X0)
| ~ holds(clear(c),X0) ),
inference(resolution,[status(thm)],[d1,c2]) ).
cnf(d3,plain,
( ~ holds(empty,X0)
| ~ holds(clear(c),X0) ),
inference(resolution,[status(thm)],[c20,d2]) ).
cnf(d4,plain,
~ holds(empty,s0),
inference(resolution,[status(thm)],[d3,c28]) ).
cnf(d5,plain,
$false,
inference(resolution,[status(thm)],[c29,d4]) ).
%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.00/0.03 % Problem : PLA006-1 : TPTP v9.3.1. Released v1.1.0.
% 0.00/0.04 % Command : casc-portfolio.sh -t 300 /export/starexec/sandbox/benchmark/theBenchmark.p
% 0.10/0.36 % Computer : n003.cluster.edu
% 0.10/0.36 % Model : x86_64 x86_64
% 0.10/0.36 % CPU : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.10/0.36 % Memory : 8046.5625MB
% 0.10/0.36 % OS : Linux 6.8.0-71-generic
% 0.10/0.36 % CPULimit : 300
% 0.10/0.36 % WCLimit : 300
% 0.10/0.36 % DateTime : Sat Sep 26 04:44:23 UTC 2026
% 0.10/0.36 % CPUTime :
% 0.10/0.36 Running casc-portfolio.sh -t 300 /export/starexec/sandbox/benchmark/theBenchmark.p
% 10.37/1.80 % SZS status Unsatisfiable for theBenchmark.p
% 10.37/1.80 % SZS output start CNFRefutation for theBenchmark.p
% See solution above
%------------------------------------------------------------------------------