%------------------------------------------------------------------------------
% File : FindProof---0.1
% Problem : CSR147+1 : TPTP v9.3.1. Released v4.1.0.
% Transfm : none
% Format : tptp:raw
% Command : run_findproof /export/starexec/sandbox2/benchmark/theBenchmark.p 300
% Computer : n016.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 : Fri Sep 25 01:06:21 PM UTC 2026
% Result : Theorem 5.53s 1.22s
% Output : Proof 5.53s
% Verified :
% SZS Type : Refutation
% Derivation depth : 14
% Number of leaves : 10
% Syntax : Number of formulae : 50 ( 31 unt; 0 def)
% Number of atoms : 102 ( 16 equ)
% Maximal formula atoms : 6 ( 2 avg)
% Number of connectives : 95 ( 43 ~; 44 |; 3 &)
% ( 0 <=>; 5 =>; 0 <=; 0 <~>)
% Maximal formula depth : 9 ( 3 avg)
% Maximal term depth : 4 ( 1 avg)
% Number of predicates : 7 ( 5 usr; 1 prp; 0-2 aty)
% Number of functors : 5 ( 5 usr; 4 con; 0-1 aty)
% Number of variables : 29 ( 0 sgn 18 !; 0 ?)
% Comments :
%------------------------------------------------------------------------------
fof(f11,axiom,
geoff = s__siblingFn(jim),
file('/export/starexec/sandbox2/benchmark/theBenchmark.p',geoff_and_jim) ).
fof(f11_nnf,plain,
geoff = s__siblingFn(jim),
inference(nnf_transformation,[status(thm)],[f11]) ).
cnf(c11,plain,
geoff = s__siblingFn(jim),
inference(cnf_transformation,[status(esa)],[f11_nnf]) ).
fof(f7,axiom,
! [X,Y] :
( ( s__Human(Y)
& s__Human(X) )
=> ( X = s__siblingFn(Y)
=> Y = s__siblingFn(X) ) ),
file('/export/starexec/sandbox2/benchmark/theBenchmark.p',sibling_symmetry) ).
fof(f7_nnf,plain,
! [X,Y] :
( Y = s__siblingFn(X)
| X != s__siblingFn(Y)
| ~ s__Human(Y)
| ~ s__Human(X) ),
inference(nnf_transformation,[status(thm)],[f7]) ).
fof(f7_sk,plain,
! [X,Y] :
( Y = s__siblingFn(X)
| X != s__siblingFn(Y)
| ~ s__Human(Y)
| ~ s__Human(X) ),
inference(skolemisation,[status(esa)],[f7_nnf]) ).
cnf(c7,plain,
( X1 = s__siblingFn(X0)
| X0 != s__siblingFn(X1)
| ~ s__Human(X1)
| ~ s__Human(X0) ),
inference(cnf_transformation,[status(esa)],[f7_sk]) ).
cnf(p32,plain,
( X0 = s__siblingFn(s__siblingFn(X0))
| ~ s__Human(X0)
| ~ s__Human(s__siblingFn(X0)) ),
inference(equality_resolution,[status(thm)],[c7]) ).
fof(f5,axiom,
! [A] :
( s__Human(A)
=> s__Human(s__siblingFn(A)) ),
file('/export/starexec/sandbox2/benchmark/theBenchmark.p',sibling_type) ).
fof(f5_nnf,plain,
! [A] :
( s__Human(s__siblingFn(A))
| ~ s__Human(A) ),
inference(nnf_transformation,[status(thm)],[f5]) ).
fof(f5_sk,plain,
! [A] :
( s__Human(s__siblingFn(A))
| ~ s__Human(A) ),
inference(skolemisation,[status(esa)],[f5_nnf]) ).
cnf(c5,plain,
( s__Human(s__siblingFn(X0))
| ~ s__Human(X0) ),
inference(cnf_transformation,[status(esa)],[f5_sk]) ).
fof(f4,axiom,
s__Human(jim),
file('/export/starexec/sandbox2/benchmark/theBenchmark.p',jim_human) ).
fof(f4_nnf,plain,
s__Human(jim),
inference(nnf_transformation,[status(thm)],[f4]) ).
cnf(c4,plain,
s__Human(jim),
inference(cnf_transformation,[status(esa)],[f4_nnf]) ).
cnf(p19,plain,
s__Human(s__siblingFn(jim)),
inference(resolution,[status(thm)],[c5,c4]) ).
cnf(p30,plain,
s__Human(s__siblingFn(s__siblingFn(jim))),
inference(resolution,[status(thm)],[p19,c5]) ).
cnf(p99,plain,
( s__siblingFn(jim) = s__siblingFn(s__siblingFn(s__siblingFn(jim)))
| ~ s__Human(s__siblingFn(jim)) ),
inference(resolution,[status(thm)],[p32,p30]) ).
cnf(p378,plain,
s__siblingFn(jim) = s__siblingFn(s__siblingFn(s__siblingFn(jim))),
inference(resolution,[status(thm)],[p99,p19]) ).
cnf(p379,plain,
geoff = s__siblingFn(s__siblingFn(s__siblingFn(jim))),
inference(superposition,[status(thm)],[c11,p378]) ).
cnf(p380,plain,
s__siblingFn(jim) = geoff,
inference(superposition,[status(thm)],[p379,p378]) ).
fof(f6,axiom,
! [O,OAge,YAge] :
( s__Human(O)
=> ( ( greater(OAge,YAge)
& s__age(s__siblingFn(O),YAge)
& s__age(O,OAge) )
=> ( s__has_seen_more(s__siblingFn(O),O)
| s__more_experienced(O,s__siblingFn(O)) ) ) ),
file('/export/starexec/sandbox2/benchmark/theBenchmark.p',experience) ).
fof(f6_nnf,plain,
! [O,OAge,YAge] :
( s__has_seen_more(s__siblingFn(O),O)
| s__more_experienced(O,s__siblingFn(O))
| ~ greater(OAge,YAge)
| ~ s__age(s__siblingFn(O),YAge)
| ~ s__age(O,OAge)
| ~ s__Human(O) ),
inference(nnf_transformation,[status(thm)],[f6]) ).
fof(f6_sk,plain,
! [O,OAge,YAge] :
( s__has_seen_more(s__siblingFn(O),O)
| s__more_experienced(O,s__siblingFn(O))
| ~ greater(OAge,YAge)
| ~ s__age(s__siblingFn(O),YAge)
| ~ s__age(O,OAge)
| ~ s__Human(O) ),
inference(skolemisation,[status(esa)],[f6_nnf]) ).
cnf(c6,plain,
( s__has_seen_more(s__siblingFn(X0),X0)
| s__more_experienced(X0,s__siblingFn(X0))
| ~ greater(X1,X2)
| ~ s__age(s__siblingFn(X0),X2)
| ~ s__age(X0,X1)
| ~ s__Human(X0) ),
inference(cnf_transformation,[status(esa)],[f6_sk]) ).
cnf(p22,plain,
( s__has_seen_more(s__siblingFn(jim),jim)
| s__more_experienced(jim,s__siblingFn(jim))
| ~ greater(X0,X1)
| ~ s__age(s__siblingFn(jim),X1)
| ~ s__age(jim,X0) ),
inference(resolution,[status(thm)],[c6,c4]) ).
fof(f9,axiom,
s__age(jim,n54),
file('/export/starexec/sandbox2/benchmark/theBenchmark.p',jim_54) ).
fof(f9_nnf,plain,
s__age(jim,n54),
inference(nnf_transformation,[status(thm)],[f9]) ).
cnf(c9,plain,
s__age(jim,n54),
inference(cnf_transformation,[status(esa)],[f9_nnf]) ).
cnf(p64,plain,
( s__has_seen_more(s__siblingFn(jim),jim)
| s__more_experienced(jim,s__siblingFn(jim))
| ~ greater(n54,X0)
| ~ s__age(s__siblingFn(jim),X0) ),
inference(resolution,[status(thm)],[p22,c9]) ).
cnf(p394,plain,
( s__has_seen_more(geoff,jim)
| s__more_experienced(jim,geoff)
| ~ greater(n54,X0)
| ~ s__age(geoff,X0) ),
inference(demodulation,[status(thm)],[p380,p64]) ).
fof(f8,axiom,
s__age(geoff,n48),
file('/export/starexec/sandbox2/benchmark/theBenchmark.p',geoff_48) ).
fof(f8_nnf,plain,
s__age(geoff,n48),
inference(nnf_transformation,[status(thm)],[f8]) ).
cnf(c8,plain,
s__age(geoff,n48),
inference(cnf_transformation,[status(esa)],[f8_nnf]) ).
cnf(p681,plain,
( s__has_seen_more(geoff,jim)
| s__more_experienced(jim,geoff)
| ~ greater(n54,n48) ),
inference(resolution,[status(thm)],[p394,c8]) ).
fof(f10,axiom,
greater(n54,n48),
file('/export/starexec/sandbox2/benchmark/theBenchmark.p',greater_54_48) ).
fof(f10_nnf,plain,
greater(n54,n48),
inference(nnf_transformation,[status(thm)],[f10]) ).
cnf(c10,plain,
greater(n54,n48),
inference(cnf_transformation,[status(esa)],[f10_nnf]) ).
cnf(p682,plain,
( s__has_seen_more(geoff,jim)
| s__more_experienced(jim,geoff) ),
inference(resolution,[status(thm)],[p681,c10]) ).
fof(f12,axiom,
~ s__has_seen_more(geoff,jim),
file('/export/starexec/sandbox2/benchmark/theBenchmark.p',jim_has_seen_more) ).
fof(f12_nnf,plain,
~ s__has_seen_more(geoff,jim),
inference(nnf_transformation,[status(thm)],[f12]) ).
fof(f12_sk,plain,
~ s__has_seen_more(geoff,jim),
inference(skolemisation,[status(esa)],[f12_nnf]) ).
cnf(c12,plain,
~ s__has_seen_more(geoff,jim),
inference(cnf_transformation,[status(esa)],[f12_sk]) ).
cnf(p683,plain,
s__more_experienced(jim,geoff),
inference(resolution,[status(thm)],[p682,c12]) ).
fof(f13,conjecture,
s__more_experienced(jim,geoff),
file('/export/starexec/sandbox2/benchmark/theBenchmark.p',jim_is_experienced) ).
fof(f13_neg,negated_conjecture,
~ s__more_experienced(jim,geoff),
inference(negated_conjecture,[status(cth)],[f13]) ).
fof(f13_nnf,plain,
~ s__more_experienced(jim,geoff),
inference(nnf_transformation,[status(thm)],[f13_neg]) ).
fof(f13_sk,plain,
~ s__more_experienced(jim,geoff),
inference(skolemisation,[status(esa)],[f13_nnf]) ).
cnf(c13,plain,
~ s__more_experienced(jim,geoff),
inference(cnf_transformation,[status(esa)],[f13_sk]) ).
cnf(p684,plain,
$false,
inference(resolution,[status(thm)],[p683,c13]) ).
%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.00/0.03 % Problem : CSR147+1 : TPTP v9.3.1. Released v4.1.0.
% 0.00/0.04 % Command : run_findproof /export/starexec/sandbox2/benchmark/theBenchmark.p 300
% 0.12/0.38 % Computer : n016.cluster.edu
% 0.12/0.38 % Model : x86_64 x86_64
% 0.12/0.38 % CPU : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.12/0.38 % Memory : 8046.5625MB
% 0.12/0.38 % OS : Linux 6.8.0-71-generic
% 0.12/0.38 % CPULimit : 300
% 0.12/0.38 % WCLimit : 300
% 0.12/0.38 % DateTime : Fri Sep 25 09:58:14 UTC 2026
% 0.12/0.38 % CPUTime :
% 0.12/0.38 Running run_findproof /export/starexec/sandbox2/benchmark/theBenchmark.p 300
% 5.53/1.22 % SZS status Theorem for /export/starexec/sandbox2/benchmark/theBenchmark.p
% 5.53/1.22 % SZS output start Proof for /export/starexec/sandbox2/benchmark/theBenchmark.p
% See solution above
%------------------------------------------------------------------------------