%------------------------------------------------------------------------------
% File : Prover9---2026-6A
% Problem : NLP208-1 : TPTP v9.3.1. Released v2.4.0.
% Transfm : none
% Format : tptp:raw
% Command : prover9 -casc 300 -f /export/starexec/sandbox2/benchmark/theBenchmark.p
% Computer : n001.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 : Sun Sep 27 08:07:53 AM UTC 2026
% Result : Unsatisfiable 0.14s 5.52s
% Output : CNFRefutation 0.14s
% Verified :
% SZS Type : Refutation
% Derivation depth : 9
% Number of leaves : 13
% Syntax : Number of formulae : 39 ( 19 unt; 0 def)
% Number of atoms : 59 ( 4 equ)
% Maximal formula atoms : 2 ( 1 avg)
% Number of connectives : 44 ( 24 ~; 20 |; 0 &)
% ( 0 <=>; 0 =>; 0 <=; 0 <~>)
% Maximal formula depth : 7 ( 3 avg)
% Maximal term depth : 1 ( 1 avg)
% Number of predicates : 13 ( 11 usr; 1 prp; 0-4 aty)
% Number of functors : 4 ( 4 usr; 4 con; 0-0 aty)
% Number of variables : 44 ( 2 sgn 22 !; 0 ?)
% Comments :
%------------------------------------------------------------------------------
fof(clause98,axiom,
wheel(skc11,skc12),
file('theBenchmark.p',clause98) ).
cnf(c_49,plain,
wheel(skc11,skc12),
inference(clausify,[status(thm)],[clause98]) ).
fof(clause10,axiom,
! [VAR_0,VAR_1] :
( device(VAR_0,VAR_1)
| ~ wheel(VAR_0,VAR_1) ),
file('theBenchmark.p',clause10) ).
cnf(c_50,plain,
( device(A,B)
| ~ wheel(A,B) ),
inference(clausify,[status(thm)],[clause10]) ).
fof(clause11,axiom,
! [VAR_0,VAR_1] :
( instrumentality(VAR_0,VAR_1)
| ~ device(VAR_0,VAR_1) ),
file('theBenchmark.p',clause11) ).
cnf(c_51,plain,
( instrumentality(A,B)
| ~ device(A,B) ),
inference(clausify,[status(thm)],[clause11]) ).
cnf(c_52,plain,
device(skc11,skc12),
inference(resolve,[status(thm)],[c_49,c_50]) ).
fof(clause12,axiom,
! [VAR_0,VAR_1] :
( artifact(VAR_0,VAR_1)
| ~ instrumentality(VAR_0,VAR_1) ),
file('theBenchmark.p',clause12) ).
cnf(c_53,plain,
( artifact(A,B)
| ~ instrumentality(A,B) ),
inference(clausify,[status(thm)],[clause12]) ).
cnf(c_54,plain,
instrumentality(skc11,skc12),
inference(resolve,[status(thm)],[c_51,c_52]) ).
fof(clause13,axiom,
! [VAR_0,VAR_1] :
( object(VAR_0,VAR_1)
| ~ artifact(VAR_0,VAR_1) ),
file('theBenchmark.p',clause13) ).
cnf(c_57,plain,
( object(A,B)
| ~ artifact(A,B) ),
inference(clausify,[status(thm)],[clause13]) ).
cnf(c_60,plain,
artifact(skc11,skc12),
inference(resolve,[status(thm)],[c_53,c_54]) ).
cnf(c_66,plain,
object(skc11,skc12),
inference(resolve,[status(thm)],[c_57,c_60]) ).
fof(clause18,axiom,
! [VAR_0,VAR_1] :
( nonliving(VAR_0,VAR_1)
| ~ object(VAR_0,VAR_1) ),
file('theBenchmark.p',clause18) ).
cnf(c_69,plain,
( nonliving(A,B)
| ~ object(A,B) ),
inference(clausify,[status(thm)],[clause18]) ).
fof(clause63,axiom,
! [VAR_0,VAR_1] :
( ~ nonliving(VAR_0,VAR_1)
| ~ living(VAR_0,VAR_1) ),
file('theBenchmark.p',clause63) ).
cnf(c_87,plain,
( ~ nonliving(A,B)
| ~ living(A,B) ),
inference(clausify,[status(thm)],[clause63]) ).
cnf(c_89,plain,
nonliving(skc11,skc12),
inference(resolve,[status(thm)],[c_69,c_66]) ).
fof(clause27,axiom,
! [VAR_0,VAR_1] :
( human_person(VAR_0,VAR_1)
| ~ man(VAR_0,VAR_1) ),
file('theBenchmark.p',clause27) ).
cnf(c_119,plain,
( human_person(A,B)
| ~ man(A,B) ),
inference(clausify,[status(thm)],[clause27]) ).
fof(clause94,axiom,
man(skc11,skc15),
file('theBenchmark.p',clause94) ).
cnf(c_122,plain,
man(skc11,skc15),
inference(clausify,[status(thm)],[clause94]) ).
cnf(c_125,plain,
human_person(skc11,skc15),
inference(resolve,[status(thm)],[c_122,c_119]) ).
fof(clause28,axiom,
! [VAR_0,VAR_1] :
( organism(VAR_0,VAR_1)
| ~ human_person(VAR_0,VAR_1) ),
file('theBenchmark.p',clause28) ).
cnf(c_127,plain,
( organism(A,B)
| ~ human_person(A,B) ),
inference(clausify,[status(thm)],[clause28]) ).
cnf(c_130,plain,
organism(skc11,skc15),
inference(resolve,[status(thm)],[c_127,c_125]) ).
fof(clause31,axiom,
! [VAR_0,VAR_1] :
( living(VAR_0,VAR_1)
| ~ organism(VAR_0,VAR_1) ),
file('theBenchmark.p',clause31) ).
cnf(c_135,plain,
( living(A,B)
| ~ organism(A,B) ),
inference(clausify,[status(thm)],[clause31]) ).
fof(clause106,axiom,
be(skc11,skc13,skc15,skc12),
file('theBenchmark.p',clause106) ).
cnf(c_223,plain,
be(skc11,skc13,skc15,skc12),
inference(clausify,[status(thm)],[clause106]) ).
fof(clause67,axiom,
! [VAR_0,VAR_1,VAR_2,VAR_3] :
( VAR_2 = VAR_3
| ~ be(VAR_0,VAR_1,VAR_2,VAR_3) ),
file('theBenchmark.p',clause67) ).
cnf(c_224,plain,
( C = D
| ~ be(A,B,C,D) ),
inference(clausify,[status(thm)],[clause67]) ).
cnf(c_293,plain,
~ living(skc11,skc12),
inference(resolve,[status(thm)],[c_89,c_87]) ).
cnf(c_307,plain,
living(skc11,skc15),
inference(resolve,[status(thm)],[c_135,c_130]) ).
cnf(c_340,plain,
skc15 = skc12,
inference(resolve,[status(thm)],[c_223,c_224]) ).
cnf(c_341,plain,
skc12 = skc15,
inference(copy,[status(thm)],[c_340]) ).
cnf(c_357,plain,
~ living(skc11,skc15),
inference(paramod,[status(thm)],[c_341,c_293]) ).
cnf(c_356,plain,
$false,
inference(resolve,[status(thm)],[c_307,c_357]) ).
%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.00/0.03 % Problem : NLP208-1 : TPTP v9.3.1. Released v2.4.0.
% 0.00/0.04 % Command : prover9 -casc 300 -f /export/starexec/sandbox2/benchmark/theBenchmark.p
% 0.10/5.46 % Computer : n001.cluster.edu
% 0.10/5.46 % Model : x86_64 x86_64
% 0.10/5.46 % CPU : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.10/5.46 % Memory : 8046.5625MB
% 0.10/5.46 % OS : Linux 6.8.0-71-generic
% 0.10/5.46 % CPULimit : 300
% 0.10/5.46 % WCLimit : 300
% 0.10/5.46 % DateTime : Sat Sep 26 01:31:32 UTC 2026
% 0.10/5.46 % CPUTime :
% 0.10/5.46 % Prover9 (64) version 2026-6A, July 2026, CASC-J13.
% 0.10/5.46 % Process 563300 was started by sandbox2 on n001,
% 0.10/5.46 % Sat Sep 26 01:31:32 2026
% 0.10/5.46 % The command was "/export/starexec/sandbox2/solver/bin/prover9 -casc 300 -f /export/starexec/sandbox2/benchmark/theBenchmark.p".
% 0.10/5.47
% 0.10/5.47 % From the command line: assign(max_seconds, 300).
% 0.14/5.52
% 0.14/5.52 % SZS status Unsatisfiable for theBenchmark
% 0.14/5.52
% 0.14/5.52 % Proof 1 at 0.04 (+ 0.00) seconds.
% 0.14/5.52 % Length of proof is 25.
% 0.14/5.52 % Level of proof is 7.
% 0.14/5.52 % Maximum clause weight is 3.000.
% 0.14/5.52 % Given clauses 0.
% 0.14/5.52
% 0.14/5.52 % SZS output start CNFRefutation for theBenchmark
% See solution above
%------------------------------------------------------------------------------