TSTP Solution File: COL055-1 by Metis---2.4
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%------------------------------------------------------------------------------
% File : Metis---2.4
% Problem : COL055-1 : TPTP v8.1.0. Released v1.0.0.
% Transfm : none
% Format : tptp:raw
% Command : metis --show proof --show saturation %s
% Computer : n029.cluster.edu
% Model : x86_64 x86_64
% CPU : Intel(R) Xeon(R) CPU E5-2620 v4 2.10GHz
% Memory : 8042.1875MB
% OS : Linux 3.10.0-693.el7.x86_64
% CPULimit : 300s
% WCLimit : 600s
% DateTime : Fri Jul 15 00:36:19 EDT 2022
% Result : Unsatisfiable 0.12s 0.34s
% Output : CNFRefutation 0.12s
% Verified :
% SZS Type : Refutation
% Derivation depth : 4
% Number of leaves : 4
% Syntax : Number of clauses : 9 ( 6 unt; 0 nHn; 8 RR)
% Number of literals : 12 ( 11 equ; 7 neg)
% Maximal clause size : 2 ( 1 avg)
% Maximal term depth : 3 ( 1 avg)
% Number of predicates : 3 ( 0 usr; 1 prp; 0-2 aty)
% Number of functors : 3 ( 3 usr; 2 con; 0-2 aty)
% Number of variables : 5 ( 0 sgn)
% Comments :
%------------------------------------------------------------------------------
cnf(fond_bird_exists,hypothesis,
response(a,b) = b ).
cnf(prove_happiness,negated_conjecture,
( response(a,Z) != W
| response(a,W) != Z ) ).
cnf(refute_0_0,plain,
( response(a,W) != response(a,W)
| response(a,response(a,W)) != W ),
inference(subst,[],[prove_happiness:[bind(W,$fot(response(a,W))),bind(Z,$fot(W))]]) ).
cnf(refute_0_1,plain,
response(a,W) = response(a,W),
introduced(tautology,[refl,[$fot(response(a,W))]]) ).
cnf(refute_0_2,plain,
response(a,response(a,W)) != W,
inference(resolve,[$cnf( $equal(response(a,W),response(a,W)) )],[refute_0_1,refute_0_0]) ).
cnf(refute_0_3,plain,
response(a,response(a,b)) != b,
inference(subst,[],[refute_0_2:[bind(W,$fot(b))]]) ).
cnf(refute_0_4,plain,
( response(a,b) != b
| response(a,response(a,b)) = b ),
introduced(tautology,[equality,[$cnf( ~ $equal(response(a,response(a,b)),b) ),[0,1],$fot(b)]]) ).
cnf(refute_0_5,plain,
response(a,response(a,b)) = b,
inference(resolve,[$cnf( $equal(response(a,b),b) )],[fond_bird_exists,refute_0_4]) ).
cnf(refute_0_6,plain,
$false,
inference(resolve,[$cnf( $equal(response(a,response(a,b)),b) )],[refute_0_5,refute_0_3]) ).
%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.11/0.11 % Problem : COL055-1 : TPTP v8.1.0. Released v1.0.0.
% 0.11/0.12 % Command : metis --show proof --show saturation %s
% 0.12/0.33 % Computer : n029.cluster.edu
% 0.12/0.33 % Model : x86_64 x86_64
% 0.12/0.33 % CPU : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.12/0.33 % Memory : 8042.1875MB
% 0.12/0.33 % OS : Linux 3.10.0-693.el7.x86_64
% 0.12/0.33 % CPULimit : 300
% 0.12/0.33 % WCLimit : 600
% 0.12/0.33 % DateTime : Tue May 31 06:13:44 EDT 2022
% 0.12/0.33 % CPUTime :
% 0.12/0.34 %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
% 0.12/0.34 % SZS status Unsatisfiable for /export/starexec/sandbox2/benchmark/theBenchmark.p
% 0.12/0.34
% 0.12/0.34 % SZS output start CNFRefutation for /export/starexec/sandbox2/benchmark/theBenchmark.p
% See solution above
% 0.12/0.34
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