%------------------------------------------------------------------------------
% File : Drodi---4.1.1
% Problem : PUZ011-1 : TPTP v9.3.1. Released v1.0.0.
% Transfm : none
% Format : tptp:raw
% Command : drodi -timeout(300) /export/starexec/sandbox/benchmark/theBenchmark.p
% Computer : n009.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 01:59:50 PM UTC 2026
% Result : Unsatisfiable 0.14s 0.39s
% Output : CNFRefutation 0.14s
% Verified :
% SZS Type : Refutation
% Derivation depth : 7
% Number of leaves : 6
% Syntax : Number of formulae : 18 ( 12 unt; 0 def)
% Number of atoms : 36 ( 0 equ)
% Maximal formula atoms : 5 ( 2 avg)
% Number of connectives : 43 ( 25 ~; 18 |; 0 &)
% ( 0 <=>; 0 =>; 0 <=; 0 <~>)
% Maximal formula depth : 9 ( 3 avg)
% Maximal term depth : 1 ( 1 avg)
% Number of predicates : 5 ( 4 usr; 1 prp; 0-2 aty)
% Number of functors : 3 ( 3 usr; 3 con; 0-0 aty)
% Number of variables : 13 ( 13 !; 0 ?)
% Comments :
%------------------------------------------------------------------------------
fof(f2,hypothesis,
ocean(indian),
file('/export/starexec/sandbox/benchmark/theBenchmark.p') ).
fof(f11,hypothesis,
borders(indian,iran),
file('/export/starexec/sandbox/benchmark/theBenchmark.p') ).
fof(f12,hypothesis,
borders(indian,somalia),
file('/export/starexec/sandbox/benchmark/theBenchmark.p') ).
fof(f21,hypothesis,
african(somalia),
file('/export/starexec/sandbox/benchmark/theBenchmark.p') ).
fof(f26,hypothesis,
asian(iran),
file('/export/starexec/sandbox/benchmark/theBenchmark.p') ).
fof(f27,negated_conjecture,
! [Ocean,African,Asian] :
( ~ asian(Asian)
| ~ borders(Ocean,Asian)
| ~ african(African)
| ~ borders(Ocean,African)
| ~ ocean(Ocean) ),
file('/export/starexec/sandbox/benchmark/theBenchmark.p') ).
fof(f29,plain,
ocean(indian),
inference(cnf_transformation,[status(thm)],[f2]) ).
fof(f38,plain,
borders(indian,iran),
inference(cnf_transformation,[status(thm)],[f11]) ).
fof(f39,plain,
borders(indian,somalia),
inference(cnf_transformation,[status(thm)],[f12]) ).
fof(f48,plain,
african(somalia),
inference(cnf_transformation,[status(thm)],[f21]) ).
fof(f53,plain,
asian(iran),
inference(cnf_transformation,[status(thm)],[f26]) ).
fof(f54,plain,
! [Asian] :
( ~ asian(Asian)
| ! [Ocean] :
( ~ borders(Ocean,Asian)
| ! [African] :
( ~ african(African)
| ~ borders(Ocean,African)
| ~ ocean(Ocean) ) ) ),
inference(miniscoping,[status(thm)],[f27]) ).
fof(f55,plain,
! [X0,X1,X2] :
( ~ asian(X2)
| ~ borders(X0,X2)
| ~ african(X1)
| ~ borders(X0,X1)
| ~ ocean(X0) ),
inference(cnf_transformation,[status(thm)],[f54]) ).
fof(f59,plain,
! [X0,X1] :
( ~ asian(X1)
| ~ borders(X0,X1)
| ~ borders(X0,somalia)
| ~ ocean(X0) ),
inference(resolution,[status(thm)],[f48,f55]) ).
fof(f78,plain,
! [X0] :
( ~ asian(X0)
| ~ borders(indian,X0)
| ~ ocean(indian) ),
inference(resolution,[status(thm)],[f59,f39]) ).
fof(f79,plain,
! [X0] :
( ~ asian(X0)
| ~ borders(indian,X0) ),
inference(forward_subsumption_resolution,[status(thm)],[f78,f29]) ).
fof(f80,plain,
~ borders(indian,iran),
inference(resolution,[status(thm)],[f79,f53]) ).
fof(f83,plain,
$false,
inference(forward_subsumption_resolution,[status(thm)],[f80,f38]) ).
%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.00/0.03 % Problem : PUZ011-1 : TPTP v9.3.1. Released v1.0.0.
% 0.00/0.04 % Command : drodi -timeout(300) /export/starexec/sandbox/benchmark/theBenchmark.p
% 0.11/0.36 % Computer : n009.cluster.edu
% 0.11/0.36 % Model : x86_64 x86_64
% 0.11/0.36 % CPU : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.11/0.36 % Memory : 8046.5625MB
% 0.11/0.36 % OS : Linux 6.8.0-71-generic
% 0.11/0.36 % CPULimit : 300
% 0.11/0.36 % WCLimit : 300
% 0.11/0.36 % DateTime : Mon Sep 21 03:44:58 UTC 2026
% 0.11/0.36 % CPUTime :
% 0.14/0.37 % Drodi V4.1.1
% 0.14/0.39 % Refutation found
% 0.14/0.39 % SZS status Unsatisfiable for theBenchmark: Theory is unsatisfiable
% 0.14/0.39 % SZS output start CNFRefutation for theBenchmark
% See solution above
% 0.14/0.41 % Elapsed time: 0.041717 seconds
% 0.14/0.41 % CPU time: 0.118682 seconds
% 0.14/0.41 % Total memory used: 43.731 MB
% 0.14/0.41 % Net memory used: 43.530 MB
%------------------------------------------------------------------------------