%------------------------------------------------------------------------------
% File : Drodi---4.1.1
% Problem : CSR058-10 : TPTP v9.3.1. Released v7.5.0.
% Transfm : none
% Format : tptp:raw
% Command : drodi -timeout(300) /export/starexec/sandbox2/benchmark/theBenchmark.p
% Computer : n005.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 12:13:15 PM UTC 2026
% Result : Unsatisfiable 17.11s 6.91s
% Output : CNFRefutation 17.11s
% 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 : 4 ( 1 avg)
% Number of predicates : 2 ( 0 usr; 1 prp; 0-2 aty)
% Number of functors : 13 ( 13 usr; 8 con; 0-4 aty)
% Number of variables : 14 ( 14 !; 0 ?)
% Comments :
%------------------------------------------------------------------------------
fof(f1,axiom,
! [A,B,C] : ifeq4(A,A,B,C) = B,
file('/export/starexec/sandbox2/benchmark/theBenchmark.p') ).
fof(f2,axiom,
! [A,B,C] : ifeq3(A,A,B,C) = B,
file('/export/starexec/sandbox2/benchmark/theBenchmark.p') ).
fof(f1588,axiom,
ifeq4(mtvisible(c_englishmt),true,prettystring(f_subcollectionofwithrelationfromtypefn(c_terrorist,c_hasmembers,c_terroristgroup),s_terroriststhathasbeenamemberofaterroristgroup),true) = true,
file('/export/starexec/sandbox2/benchmark/theBenchmark.p') ).
fof(f44036,negated_conjecture,
mtvisible(c_englishmt) = true,
file('/export/starexec/sandbox2/benchmark/theBenchmark.p') ).
fof(f44219,negated_conjecture,
! [X] : ifeq3(prettystring(f_subcollectionofwithrelationfromtypefn(c_terrorist,c_hasmembers,c_terroristgroup),X),true,a,b) = b,
file('/export/starexec/sandbox2/benchmark/theBenchmark.p') ).
fof(f44220,negated_conjecture,
a != b,
file('/export/starexec/sandbox2/benchmark/theBenchmark.p') ).
fof(f44221,plain,
! [X0,X1,X2] : ifeq4(X0,X0,X1,X2) = X1,
inference(cnf_transformation,[status(thm)],[f1]) ).
fof(f44222,plain,
! [X0,X1,X2] : ifeq3(X0,X0,X1,X2) = X1,
inference(cnf_transformation,[status(thm)],[f2]) ).
fof(f45808,plain,
ifeq4(mtvisible(c_englishmt),true,prettystring(f_subcollectionofwithrelationfromtypefn(c_terrorist,c_hasmembers,c_terroristgroup),s_terroriststhathasbeenamemberofaterroristgroup),true) = true,
inference(cnf_transformation,[status(thm)],[f1588]) ).
fof(f88256,plain,
mtvisible(c_englishmt) = true,
inference(cnf_transformation,[status(thm)],[f44036]) ).
fof(f88439,plain,
! [X0] : ifeq3(prettystring(f_subcollectionofwithrelationfromtypefn(c_terrorist,c_hasmembers,c_terroristgroup),X0),true,a,b) = b,
inference(cnf_transformation,[status(thm)],[f44219]) ).
fof(f88440,plain,
a != b,
inference(cnf_transformation,[status(thm)],[f44220]) ).
fof(f119091,plain,
ifeq4(true,true,prettystring(f_subcollectionofwithrelationfromtypefn(c_terrorist,c_hasmembers,c_terroristgroup),s_terroriststhathasbeenamemberofaterroristgroup),true) = true,
inference(forward_demodulation,[status(thm)],[f88256,f45808]) ).
fof(f119092,plain,
prettystring(f_subcollectionofwithrelationfromtypefn(c_terrorist,c_hasmembers,c_terroristgroup),s_terroriststhathasbeenamemberofaterroristgroup) = true,
inference(forward_demodulation,[status(thm)],[f44221,f119091]) ).
fof(f119093,plain,
b = ifeq3(true,true,a,b),
inference(paramodulation,[status(thm)],[f119092,f88439]) ).
fof(f119095,plain,
b = a,
inference(forward_demodulation,[status(thm)],[f44222,f119093]) ).
fof(f119096,plain,
$false,
inference(resolution,[status(thm)],[f119095,f88440]) ).
%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.00/0.03 % Problem : CSR058-10 : TPTP v9.3.1. Released v7.5.0.
% 0.00/0.05 % Command : drodi -timeout(300) /export/starexec/sandbox2/benchmark/theBenchmark.p
% 0.09/0.36 % Computer : n005.cluster.edu
% 0.09/0.36 % Model : x86_64 x86_64
% 0.09/0.36 % CPU : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.09/0.36 % Memory : 8046.5625MB
% 0.09/0.36 % OS : Linux 6.8.0-71-generic
% 0.09/0.37 % CPULimit : 300
% 0.09/0.37 % WCLimit : 300
% 0.09/0.37 % DateTime : Mon Sep 21 14:38:47 UTC 2026
% 0.09/0.37 % CPUTime :
% 1.16/1.48 % Drodi V4.1.1
% 17.11/6.91 % Refutation found
% 17.11/6.91 % SZS status Unsatisfiable for theBenchmark: Theory is unsatisfiable
% 17.11/6.91 % SZS output start CNFRefutation for theBenchmark
% See solution above
% 17.11/6.98 % Elapsed time: 6.562352 seconds
% 17.11/6.98 % CPU time: 42.889090 seconds
% 17.11/6.98 % Total memory used: 2.211 GB
% 17.11/6.98 % Net memory used: 2.206 GB
%------------------------------------------------------------------------------