TSTP Solution File: GEO006-3 by Metis---2.4
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%------------------------------------------------------------------------------
% File : Metis---2.4
% Problem : GEO006-3 : TPTP v8.1.0. Released v1.0.0.
% Transfm : none
% Format : tptp:raw
% Command : metis --show proof --show saturation %s
% Computer : n021.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 : Sat Jul 16 05:23:29 EDT 2022
% Result : Unsatisfiable 0.18s 0.48s
% Output : CNFRefutation 0.18s
% Verified :
% SZS Type : Refutation
% Derivation depth : 6
% Number of leaves : 8
% Syntax : Number of clauses : 25 ( 11 unt; 3 nHn; 24 RR)
% Number of literals : 44 ( 20 equ; 21 neg)
% Maximal clause size : 3 ( 1 avg)
% Maximal term depth : 1 ( 1 avg)
% Number of predicates : 4 ( 1 usr; 1 prp; 0-3 aty)
% Number of functors : 3 ( 3 usr; 3 con; 0-0 aty)
% Number of variables : 11 ( 0 sgn)
% Comments :
%------------------------------------------------------------------------------
cnf(t1,axiom,
( ~ between(U,V,W)
| between(W,V,U) ) ).
cnf(b2,axiom,
( ~ between(U,V,W)
| ~ between(V,U,W)
| U = V ) ).
cnf(a_not_c,hypothesis,
a != c ).
cnf(c_not_d,hypothesis,
c != d ).
cnf(c_between_a_and_d,hypothesis,
between(a,c,d) ).
cnf(prove_not_between_others,negated_conjecture,
( between(c,a,d)
| between(a,d,c) ) ).
cnf(refute_0_0,plain,
( ~ between(a,d,c)
| between(c,d,a) ),
inference(subst,[],[t1:[bind(U,$fot(a)),bind(V,$fot(d)),bind(W,$fot(c))]]) ).
cnf(refute_0_1,plain,
( ~ between(a,c,d)
| ~ between(c,a,d)
| c = a ),
inference(subst,[],[b2:[bind(U,$fot(c)),bind(V,$fot(a)),bind(W,$fot(d))]]) ).
cnf(refute_0_2,plain,
( ~ between(a,c,d)
| c = a
| between(a,d,c) ),
inference(resolve,[$cnf( between(c,a,d) )],[prove_not_between_others,refute_0_1]) ).
cnf(refute_0_3,plain,
( c = a
| between(a,d,c) ),
inference(resolve,[$cnf( between(a,c,d) )],[c_between_a_and_d,refute_0_2]) ).
cnf(refute_0_4,plain,
X = X,
introduced(tautology,[refl,[$fot(X)]]) ).
cnf(refute_0_5,plain,
( X != X
| X != Y
| Y = X ),
introduced(tautology,[equality,[$cnf( $equal(X,X) ),[0],$fot(Y)]]) ).
cnf(refute_0_6,plain,
( X != Y
| Y = X ),
inference(resolve,[$cnf( $equal(X,X) )],[refute_0_4,refute_0_5]) ).
cnf(refute_0_7,plain,
( c != a
| a = c ),
inference(subst,[],[refute_0_6:[bind(X,$fot(c)),bind(Y,$fot(a))]]) ).
cnf(refute_0_8,plain,
c != a,
inference(resolve,[$cnf( $equal(a,c) )],[refute_0_7,a_not_c]) ).
cnf(refute_0_9,plain,
between(a,d,c),
inference(resolve,[$cnf( $equal(c,a) )],[refute_0_3,refute_0_8]) ).
cnf(refute_0_10,plain,
between(c,d,a),
inference(resolve,[$cnf( between(a,d,c) )],[refute_0_9,refute_0_0]) ).
cnf(refute_0_11,plain,
( ~ between(a,c,d)
| between(d,c,a) ),
inference(subst,[],[t1:[bind(U,$fot(a)),bind(V,$fot(c)),bind(W,$fot(d))]]) ).
cnf(refute_0_12,plain,
between(d,c,a),
inference(resolve,[$cnf( between(a,c,d) )],[c_between_a_and_d,refute_0_11]) ).
cnf(refute_0_13,plain,
( ~ between(c,d,a)
| ~ between(d,c,a)
| d = c ),
inference(subst,[],[b2:[bind(U,$fot(d)),bind(V,$fot(c)),bind(W,$fot(a))]]) ).
cnf(refute_0_14,plain,
( ~ between(c,d,a)
| d = c ),
inference(resolve,[$cnf( between(d,c,a) )],[refute_0_12,refute_0_13]) ).
cnf(refute_0_15,plain,
( d != c
| c = d ),
inference(subst,[],[refute_0_6:[bind(X,$fot(d)),bind(Y,$fot(c))]]) ).
cnf(refute_0_16,plain,
d != c,
inference(resolve,[$cnf( $equal(c,d) )],[refute_0_15,c_not_d]) ).
cnf(refute_0_17,plain,
~ between(c,d,a),
inference(resolve,[$cnf( $equal(d,c) )],[refute_0_14,refute_0_16]) ).
cnf(refute_0_18,plain,
$false,
inference(resolve,[$cnf( between(c,d,a) )],[refute_0_10,refute_0_17]) ).
%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.10/0.12 % Problem : GEO006-3 : TPTP v8.1.0. Released v1.0.0.
% 0.10/0.12 % Command : metis --show proof --show saturation %s
% 0.12/0.33 % Computer : n021.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 : Sat Jun 18 14:34:01 EDT 2022
% 0.12/0.33 % CPUTime :
% 0.12/0.34 %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
% 0.18/0.48 % SZS status Unsatisfiable for /export/starexec/sandbox/benchmark/theBenchmark.p
% 0.18/0.48
% 0.18/0.48 % SZS output start CNFRefutation for /export/starexec/sandbox/benchmark/theBenchmark.p
% See solution above
% 0.18/0.48
%------------------------------------------------------------------------------