%------------------------------------------------------------------------------
% File : Drodi---4.1.1
% Problem : KRS063+1 : TPTP v9.3.1. Released v3.1.0.
% Transfm : none
% Format : tptp:raw
% Command : drodi -timeout(300) /export/starexec/sandbox2/benchmark/theBenchmark.p
% Computer : n007.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 12:59:36 PM UTC 2026
% Result : Unsatisfiable 0.07s 0.37s
% Output : CNFRefutation 0.07s
% Verified :
% SZS Type : Refutation
% Derivation depth : 7
% Number of leaves : 5
% Syntax : Number of formulae : 20 ( 8 unt; 0 def)
% Number of atoms : 50 ( 0 equ)
% Maximal formula atoms : 6 ( 2 avg)
% Number of connectives : 51 ( 21 ~; 17 |; 11 &)
% ( 2 <=>; 0 =>; 0 <=; 0 <~>)
% Maximal formula depth : 7 ( 4 avg)
% Maximal term depth : 2 ( 1 avg)
% Number of predicates : 6 ( 5 usr; 1 prp; 0-2 aty)
% Number of functors : 3 ( 3 usr; 2 con; 0-1 aty)
% Number of variables : 30 ( 27 !; 3 ?)
% Comments :
%------------------------------------------------------------------------------
fof(f13,axiom,
! [X] :
( ~ cowlNothing(X)
& cowlThing(X) ),
file('/export/starexec/sandbox2/benchmark/theBenchmark.p') ).
fof(f16,axiom,
! [X] :
( cEuroMP(X)
<=> ? [Y] :
( cowlThing(Y)
& risEuroMPFrom(X,Y) ) ),
file('/export/starexec/sandbox2/benchmark/theBenchmark.p') ).
fof(f18,axiom,
! [X,Y] :
( risEuroMPFrom(X,Y)
<=> rhasEuroMP(Y,X) ),
file('/export/starexec/sandbox2/benchmark/theBenchmark.p') ).
fof(f23,axiom,
~ cEuroMP(iKinnock),
file('/export/starexec/sandbox2/benchmark/theBenchmark.p') ).
fof(f27,axiom,
rhasEuroMP(iUK,iKinnock),
file('/export/starexec/sandbox2/benchmark/theBenchmark.p') ).
fof(f64,plain,
( ! [X] : ~ cowlNothing(X)
& ! [X] : cowlThing(X) ),
inference(miniscoping,[status(thm)],[f13]) ).
fof(f65,plain,
! [X0] : cowlThing(X0),
inference(cnf_transformation,[status(thm)],[f64]) ).
fof(f80,plain,
! [X] :
( ( ! [Y] :
( ~ cowlThing(Y)
| ~ risEuroMPFrom(X,Y) )
| cEuroMP(X) )
& ( ? [Y] :
( cowlThing(Y)
& risEuroMPFrom(X,Y) )
| ~ cEuroMP(X) ) ),
inference(NNF_transformation,[status(thm)],[f16]) ).
fof(f81,plain,
( ! [X] :
( ! [Y] :
( ~ cowlThing(Y)
| ~ risEuroMPFrom(X,Y) )
| cEuroMP(X) )
& ! [X] :
( ? [Y] :
( cowlThing(Y)
& risEuroMPFrom(X,Y) )
| ~ cEuroMP(X) ) ),
inference(miniscoping,[status(thm)],[f80]) ).
fof(f82,plain,
( ! [X] :
( ! [Y] :
( ~ cowlThing(Y)
| ~ risEuroMPFrom(X,Y) )
| cEuroMP(X) )
& ! [X] :
( ( cowlThing(sK0_skl(X))
& risEuroMPFrom(X,sK0_skl(X)) )
| ~ cEuroMP(X) ) ),
inference(skolemize,[status(esa),new_symbols(skolem,[sK0_skl]),skolemize(Y,sK0_skl(X))],[f81]) ).
fof(f85,plain,
! [X0,X1] :
( ~ cowlThing(X1)
| ~ risEuroMPFrom(X0,X1)
| cEuroMP(X0) ),
inference(cnf_transformation,[status(thm)],[f82]) ).
fof(f89,plain,
! [X,Y] :
( ( ~ rhasEuroMP(Y,X)
| risEuroMPFrom(X,Y) )
& ( rhasEuroMP(Y,X)
| ~ risEuroMPFrom(X,Y) ) ),
inference(NNF_transformation,[status(thm)],[f18]) ).
fof(f90,plain,
( ! [X,Y] :
( ~ rhasEuroMP(Y,X)
| risEuroMPFrom(X,Y) )
& ! [X,Y] :
( rhasEuroMP(Y,X)
| ~ risEuroMPFrom(X,Y) ) ),
inference(miniscoping,[status(thm)],[f89]) ).
fof(f92,plain,
! [X0,X1] :
( ~ rhasEuroMP(X1,X0)
| risEuroMPFrom(X0,X1) ),
inference(cnf_transformation,[status(thm)],[f90]) ).
fof(f97,plain,
~ cEuroMP(iKinnock),
inference(cnf_transformation,[status(thm)],[f23]) ).
fof(f101,plain,
rhasEuroMP(iUK,iKinnock),
inference(cnf_transformation,[status(thm)],[f27]) ).
fof(f108,plain,
! [X0,X1] :
( ~ risEuroMPFrom(X0,X1)
| cEuroMP(X0) ),
inference(forward_subsumption_resolution,[status(thm)],[f85,f65]) ).
fof(f109,plain,
risEuroMPFrom(iKinnock,iUK),
inference(resolution,[status(thm)],[f101,f92]) ).
fof(f112,plain,
cEuroMP(iKinnock),
inference(resolution,[status(thm)],[f109,f108]) ).
fof(f113,plain,
$false,
inference(forward_subsumption_resolution,[status(thm)],[f112,f97]) ).
%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.00/0.03 % Problem : KRS063+1 : TPTP v9.3.1. Released v3.1.0.
% 0.00/0.04 % Command : drodi -timeout(300) /export/starexec/sandbox2/benchmark/theBenchmark.p
% 0.07/0.35 % Computer : n007.cluster.edu
% 0.07/0.35 % Model : x86_64 x86_64
% 0.07/0.35 % CPU : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.07/0.35 % Memory : 8046.5625MB
% 0.07/0.35 % OS : Linux 6.8.0-71-generic
% 0.07/0.35 % CPULimit : 300
% 0.07/0.35 % WCLimit : 300
% 0.07/0.35 % DateTime : Sun Sep 20 22:50:21 UTC 2026
% 0.07/0.35 % CPUTime :
% 0.07/0.36 % Drodi V4.1.1
% 0.07/0.37 % Refutation found
% 0.07/0.37 % SZS status Unsatisfiable for theBenchmark: Theory is unsatisfiable
% 0.07/0.37 % SZS output start CNFRefutation for theBenchmark
% See solution above
% 0.07/0.39 % Elapsed time: 0.037009 seconds
% 0.07/0.39 % CPU time: 0.075979 seconds
% 0.07/0.39 % Total memory used: 2.333 MB
% 0.07/0.39 % Net memory used: 2.246 MB
%------------------------------------------------------------------------------