%------------------------------------------------------------------------------
% File : SPASS---3.9
% Problem : SYN727-1 : TPTP v8.1.0. Released v2.5.0.
% Transfm : none
% Format : tptp
% Command : run_spass %d %s
% Computer : n022.cluster.edu
% Model : x86_64 x86_64
% CPU : Intel(R) Xeon(R) CPU E5-2620 v4 2.10GHz
% Memory : 8042.1875MB
% OS : Linux 3.10.0-693.el7.x86_64
% CPULimit : 300s
% WCLimit : 600s
% DateTime : Thu Jul 21 12:23:58 EDT 2022
% Result : Unsatisfiable 0.13s 0.34s
% Output : Refutation 0.13s
% Verified :
% SZS Type : Refutation
% Derivation depth : 2
% Number of leaves : 3
% Syntax : Number of clauses : 5 ( 4 unt; 0 nHn; 5 RR)
% Number of literals : 6 ( 0 equ; 2 neg)
% Maximal clause size : 2 ( 1 avg)
% Maximal term depth : 2 ( 1 avg)
% Number of predicates : 2 ( 1 usr; 1 prp; 0-2 aty)
% Number of functors : 5 ( 5 usr; 4 con; 0-1 aty)
% Number of variables : 0 ( 0 sgn)
% Comments :
%------------------------------------------------------------------------------
cnf(1,axiom,
likes(u,bruce),
file('SYN727-1.p',unknown),
[] ).
cnf(2,axiom,
( ~ likes(u,v)
| likes(lyle,u) ),
file('SYN727-1.p',unknown),
[] ).
cnf(3,axiom,
~ likes(u,sk1(u)),
file('SYN727-1.p',unknown),
[] ).
cnf(4,plain,
likes(lyle,u),
inference(res,[status(thm),theory(equality)],[1,2]),
[iquote('0:Res:1.0,2.0')] ).
cnf(5,plain,
$false,
inference(unc,[status(thm)],[4,3]),
[iquote('0:UnC:4.0,3.0')] ).
%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.02/0.08 % Problem : SYN727-1 : TPTP v8.1.0. Released v2.5.0.
% 0.02/0.09 % Command : run_spass %d %s
% 0.08/0.28 % Computer : n022.cluster.edu
% 0.08/0.28 % Model : x86_64 x86_64
% 0.08/0.28 % CPU : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.08/0.28 % Memory : 8042.1875MB
% 0.08/0.28 % OS : Linux 3.10.0-693.el7.x86_64
% 0.08/0.28 % CPULimit : 300
% 0.08/0.28 % WCLimit : 600
% 0.08/0.28 % DateTime : Tue Jul 12 08:38:55 EDT 2022
% 0.08/0.28 % CPUTime :
% 0.13/0.34
% 0.13/0.34 SPASS V 3.9
% 0.13/0.34 SPASS beiseite: Proof found.
% 0.13/0.34 % SZS status Theorem
% 0.13/0.34 Problem: /export/starexec/sandbox2/benchmark/theBenchmark.p
% 0.13/0.34 SPASS derived 1 clauses, backtracked 0 clauses, performed 0 splits and kept 4 clauses.
% 0.13/0.34 SPASS allocated 63073 KBytes.
% 0.13/0.34 SPASS spent 0:00:00.05 on the problem.
% 0.13/0.34 0:00:00.03 for the input.
% 0.13/0.34 0:00:00.00 for the FLOTTER CNF translation.
% 0.13/0.34 0:00:00.00 for inferences.
% 0.13/0.34 0:00:00.00 for the backtracking.
% 0.13/0.34 0:00:00.00 for the reduction.
% 0.13/0.34
% 0.13/0.34
% 0.13/0.34 Here is a proof with depth 1, length 5 :
% 0.13/0.34 % SZS output start Refutation
% See solution above
% 0.13/0.34 Formulae used in the proof : thm68_1 thm68_2 thm68_3
% 0.13/0.34
%------------------------------------------------------------------------------