%------------------------------------------------------------------------------
% File : Drodi---4.1.1
% Problem : CSR034-10 : TPTP v9.3.1. Released v7.3.0.
% Transfm : none
% Format : tptp:raw
% Command : drodi -timeout(300) /export/starexec/sandbox/benchmark/theBenchmark.p
% Computer : n002.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 12:12:58 PM UTC 2026
% Result : Unsatisfiable 47.17s 6.53s
% Output : CNFRefutation 47.17s
% Verified :
% SZS Type : Refutation
% Derivation depth : 6
% Number of leaves : 6
% Syntax : Number of formulae : 17 ( 17 unt; 0 def)
% Number of atoms : 17 ( 16 equ)
% Maximal formula atoms : 1 ( 1 avg)
% Number of connectives : 2 ( 2 ~; 0 |; 0 &)
% ( 0 <=>; 0 =>; 0 <=; 0 <~>)
% Maximal formula depth : 4 ( 2 avg)
% Maximal term depth : 3 ( 1 avg)
% Number of predicates : 2 ( 0 usr; 1 prp; 0-2 aty)
% Number of functors : 9 ( 9 usr; 5 con; 0-4 aty)
% Number of variables : 16 ( 16 !; 0 ?)
% Comments :
%------------------------------------------------------------------------------
fof(f1,axiom,
! [A,B,C] : ifeq4(A,A,B,C) = B,
file('/export/starexec/sandbox/benchmark/theBenchmark.p') ).
fof(f2,axiom,
! [A,B,C] : ifeq3(A,A,B,C) = B,
file('/export/starexec/sandbox/benchmark/theBenchmark.p') ).
fof(f3336,axiom,
individual(c_wanica_districtsuriname) = true,
file('/export/starexec/sandbox/benchmark/theBenchmark.p') ).
fof(f7901,axiom,
! [X] : ifeq4(individual(X),true,isa(X,c_individual),true) = true,
file('/export/starexec/sandbox/benchmark/theBenchmark.p') ).
fof(f8011,negated_conjecture,
! [COL] : ifeq3(isa(c_wanica_districtsuriname,COL),true,a,b) = b,
file('/export/starexec/sandbox/benchmark/theBenchmark.p') ).
fof(f8012,negated_conjecture,
a != b,
file('/export/starexec/sandbox/benchmark/theBenchmark.p') ).
fof(f8013,plain,
! [X0,X1,X2] : ifeq4(X0,X0,X1,X2) = X1,
inference(cnf_transformation,[status(thm)],[f1]) ).
fof(f8014,plain,
! [X0,X1,X2] : ifeq3(X0,X0,X1,X2) = X1,
inference(cnf_transformation,[status(thm)],[f2]) ).
fof(f11348,plain,
individual(c_wanica_districtsuriname) = true,
inference(cnf_transformation,[status(thm)],[f3336]) ).
fof(f15913,plain,
! [X0] : ifeq4(individual(X0),true,isa(X0,c_individual),true) = true,
inference(cnf_transformation,[status(thm)],[f7901]) ).
fof(f16023,plain,
! [X0] : ifeq3(isa(c_wanica_districtsuriname,X0),true,a,b) = b,
inference(cnf_transformation,[status(thm)],[f8011]) ).
fof(f16024,plain,
a != b,
inference(cnf_transformation,[status(thm)],[f8012]) ).
fof(f17226,plain,
ifeq4(true,true,isa(c_wanica_districtsuriname,c_individual),true) = true,
inference(paramodulation,[status(thm)],[f11348,f15913]) ).
fof(f17237,plain,
isa(c_wanica_districtsuriname,c_individual) = true,
inference(forward_demodulation,[status(thm)],[f8013,f17226]) ).
fof(f17317,plain,
ifeq3(true,true,a,b) = b,
inference(paramodulation,[status(thm)],[f17237,f16023]) ).
fof(f17324,plain,
a = b,
inference(forward_demodulation,[status(thm)],[f8014,f17317]) ).
fof(f17325,plain,
$false,
inference(forward_subsumption_resolution,[status(thm)],[f17324,f16024]) ).
%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.00/0.02 % Problem : CSR034-10 : TPTP v9.3.1. Released v7.3.0.
% 0.00/0.04 % Command : drodi -timeout(300) /export/starexec/sandbox/benchmark/theBenchmark.p
% 0.10/0.37 % Computer : n002.cluster.edu
% 0.10/0.37 % Model : x86_64 x86_64
% 0.10/0.37 % CPU : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.10/0.37 % Memory : 8046.5625MB
% 0.10/0.37 % OS : Linux 6.8.0-71-generic
% 0.10/0.37 % CPULimit : 300
% 0.10/0.37 % WCLimit : 300
% 0.10/0.37 % DateTime : Mon Sep 21 14:30:02 UTC 2026
% 0.10/0.37 % CPUTime :
% 0.31/0.57 % Drodi V4.1.1
% 47.17/6.53 % Refutation found
% 47.17/6.53 % SZS status Unsatisfiable for theBenchmark: Theory is unsatisfiable
% 47.17/6.53 % SZS output start CNFRefutation for theBenchmark
% See solution above
% 38.28/6.67 % Elapsed time: 6.285756 seconds
% 38.28/6.67 % CPU time: 47.918327 seconds
% 38.28/6.67 % Total memory used: 802.058 MB
% 38.28/6.67 % Net memory used: 799.894 MB
%------------------------------------------------------------------------------