%------------------------------------------------------------------------------
% File : Drodi---4.1.1
% Problem : CSR103+4 : TPTP v9.3.1. Bugfixed v7.3.0.
% Transfm : none
% Format : tptp:raw
% Command : drodi -timeout(300) /export/starexec/sandbox/benchmark/theBenchmark.p
% Computer : n015.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 : Thu Sep 24 12:13:42 PM UTC 2026
% Result : Theorem 0.44s 0.82s
% Output : CNFRefutation 0.44s
% Verified :
% SZS Type : Refutation
% Derivation depth : 5
% Number of leaves : 2
% Syntax : Number of formulae : 8 ( 8 unt; 0 def)
% Number of atoms : 8 ( 0 equ)
% Maximal formula atoms : 1 ( 1 avg)
% Number of connectives : 4 ( 4 ~; 0 |; 0 &)
% ( 0 <=>; 0 =>; 0 <=; 0 <~>)
% Maximal formula depth : 3 ( 2 avg)
% Maximal term depth : 1 ( 1 avg)
% Number of predicates : 2 ( 1 usr; 1 prp; 0-2 aty)
% Number of functors : 2 ( 2 usr; 2 con; 0-0 aty)
% Number of variables : 5 ( 4 !; 1 ?)
% Comments :
%------------------------------------------------------------------------------
fof(f501,axiom,
! [V__THING] : s__instance(V__THING,s__Entity),
file('/export/starexec/sandbox/benchmark/theBenchmark.p') ).
fof(f7218,conjecture,
! [V_X] : s__instance(V_X,s__Entity),
file('/export/starexec/sandbox/benchmark/theBenchmark.p') ).
fof(f7219,negated_conjecture,
~ ! [V_X] : s__instance(V_X,s__Entity),
inference(negated_conjecture,[status(cth)],[f7218]) ).
fof(f8317,plain,
! [X0] : s__instance(X0,s__Entity),
inference(cnf_transformation,[status(thm)],[f501]) ).
fof(f19219,plain,
? [V_X] : ~ s__instance(V_X,s__Entity),
inference(pre_NNF_transformation,[status(thm)],[f7219]) ).
fof(f19220,plain,
~ s__instance(sK508_skl,s__Entity),
inference(skolemize,[status(esa),new_symbols(skolem,[sK508_skl]),skolemize(V_X,sK508_skl)],[f19219]) ).
fof(f19221,plain,
~ s__instance(sK508_skl,s__Entity),
inference(cnf_transformation,[status(thm)],[f19220]) ).
fof(f19877,plain,
$false,
inference(backward_subsumption_resolution,[status(thm)],[f19221,f8317]) ).
%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.00/0.03 % Problem : CSR103+4 : TPTP v9.3.1. Bugfixed v7.3.0.
% 0.00/0.04 % Command : drodi -timeout(300) /export/starexec/sandbox/benchmark/theBenchmark.p
% 0.10/0.35 % Computer : n015.cluster.edu
% 0.10/0.35 % Model : x86_64 x86_64
% 0.10/0.35 % CPU : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.10/0.35 % Memory : 8046.5625MB
% 0.10/0.35 % OS : Linux 6.8.0-71-generic
% 0.10/0.35 % CPULimit : 300
% 0.10/0.35 % WCLimit : 300
% 0.10/0.35 % DateTime : Mon Sep 21 15:02:36 UTC 2026
% 0.10/0.36 % CPUTime :
% 0.34/0.63 % Drodi V4.1.1
% 0.44/0.82 % Refutation found
% 0.44/0.82 % SZS status Theorem for theBenchmark: Theorem is valid
% 0.44/0.82 % SZS output start CNFRefutation for theBenchmark
% See solution above
% 0.44/0.87 % Elapsed time: 0.499029 seconds
% 0.44/0.87 % CPU time: 1.369118 seconds
% 0.44/0.87 % Total memory used: 506.800 MB
% 0.44/0.87 % Net memory used: 503.518 MB
%------------------------------------------------------------------------------