TSTP Solution File: SWC001+1 by Metis---2.4
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- Process Solution
%------------------------------------------------------------------------------
% File : Metis---2.4
% Problem : SWC001+1 : TPTP v8.1.0. Released v2.4.0.
% Transfm : none
% Format : tptp:raw
% Command : metis --show proof --show saturation %s
% Computer : n032.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 : Tue Jul 19 21:26:02 EDT 2022
% Result : Theorem 2.88s 3.10s
% Output : CNFRefutation 2.88s
% Verified :
% SZS Type : Refutation
% Derivation depth : 21
% Number of leaves : 12
% Syntax : Number of formulae : 115 ( 40 unt; 0 def)
% Number of atoms : 668 ( 110 equ)
% Maximal formula atoms : 18 ( 5 avg)
% Number of connectives : 834 ( 281 ~; 194 |; 324 &)
% ( 0 <=>; 35 =>; 0 <=; 0 <~>)
% Maximal formula depth : 21 ( 6 avg)
% Maximal term depth : 1 ( 1 avg)
% Number of predicates : 7 ( 4 usr; 1 prp; 0-2 aty)
% Number of functors : 14 ( 14 usr; 14 con; 0-0 aty)
% Number of variables : 177 ( 0 sgn 75 !; 73 ?)
% Comments :
%------------------------------------------------------------------------------
fof(co1,conjecture,
! [U] :
( ssList(U)
=> ! [V] :
( ssList(V)
=> ! [W] :
( ssList(W)
=> ! [X0] :
( ssList(X0)
=> ( V != X0
| U != W
| ~ duplicatefreeP(W)
| ? [Y] :
( ssItem(Y)
& ( ( ~ memberP(X0,Y)
& memberP(W,Y) )
| ( ~ memberP(W,Y)
& memberP(X0,Y) ) ) )
| ( ! [Z] :
( ssItem(Z)
=> ( ( ~ memberP(V,Z)
& ~ memberP(U,Z) )
| ( memberP(V,Z)
& memberP(U,Z) ) ) )
& duplicatefreeP(U) ) ) ) ) ) ) ).
fof(subgoal_0,plain,
! [U] :
( ssList(U)
=> ! [V] :
( ssList(V)
=> ! [W] :
( ssList(W)
=> ! [X0] :
( ( ssList(X0)
& ~ ( V != X0 )
& ~ ( U != W )
& ~ ~ duplicatefreeP(W)
& ~ ? [Y] :
( ssItem(Y)
& ( ( ~ memberP(X0,Y)
& memberP(W,Y) )
| ( ~ memberP(W,Y)
& memberP(X0,Y) ) ) ) )
=> ! [Z] :
( ( ssItem(Z)
& ~ ( ~ memberP(V,Z)
& ~ memberP(U,Z) ) )
=> memberP(V,Z) ) ) ) ) ),
inference(strip,[],[co1]) ).
fof(subgoal_1,plain,
! [U] :
( ssList(U)
=> ! [V] :
( ssList(V)
=> ! [W] :
( ssList(W)
=> ! [X0] :
( ( ssList(X0)
& ~ ( V != X0 )
& ~ ( U != W )
& ~ ~ duplicatefreeP(W)
& ~ ? [Y] :
( ssItem(Y)
& ( ( ~ memberP(X0,Y)
& memberP(W,Y) )
| ( ~ memberP(W,Y)
& memberP(X0,Y) ) ) ) )
=> ! [Z] :
( ( ssItem(Z)
& ~ ( ~ memberP(V,Z)
& ~ memberP(U,Z) )
& memberP(V,Z) )
=> memberP(U,Z) ) ) ) ) ),
inference(strip,[],[co1]) ).
fof(subgoal_2,plain,
! [U] :
( ssList(U)
=> ! [V] :
( ssList(V)
=> ! [W] :
( ssList(W)
=> ! [X0] :
( ( ssList(X0)
& ~ ( V != X0 )
& ~ ( U != W )
& ~ ~ duplicatefreeP(W)
& ~ ? [Y] :
( ssItem(Y)
& ( ( ~ memberP(X0,Y)
& memberP(W,Y) )
| ( ~ memberP(W,Y)
& memberP(X0,Y) ) ) )
& ! [Z] :
( ssItem(Z)
=> ( ( ~ memberP(V,Z)
& ~ memberP(U,Z) )
| ( memberP(V,Z)
& memberP(U,Z) ) ) ) )
=> duplicatefreeP(U) ) ) ) ),
inference(strip,[],[co1]) ).
fof(negate_0_0,plain,
~ ! [U] :
( ssList(U)
=> ! [V] :
( ssList(V)
=> ! [W] :
( ssList(W)
=> ! [X0] :
( ( ssList(X0)
& ~ ( V != X0 )
& ~ ( U != W )
& ~ ~ duplicatefreeP(W)
& ~ ? [Y] :
( ssItem(Y)
& ( ( ~ memberP(X0,Y)
& memberP(W,Y) )
| ( ~ memberP(W,Y)
& memberP(X0,Y) ) ) ) )
=> ! [Z] :
( ( ssItem(Z)
& ~ ( ~ memberP(V,Z)
& ~ memberP(U,Z) ) )
=> memberP(V,Z) ) ) ) ) ),
inference(negate,[],[subgoal_0]) ).
fof(normalize_0_0,plain,
? [U] :
( ssList(U)
& ? [V] :
( ssList(V)
& ? [W] :
( ssList(W)
& ? [X0] :
( U = W
& V = X0
& duplicatefreeP(W)
& ssList(X0)
& ? [Z] :
( ~ memberP(V,Z)
& ssItem(Z)
& ( memberP(U,Z)
| memberP(V,Z) ) )
& ! [Y] :
( ~ ssItem(Y)
| ( ( ~ memberP(W,Y)
| memberP(X0,Y) )
& ( ~ memberP(X0,Y)
| memberP(W,Y) ) ) ) ) ) ) ),
inference(canonicalize,[],[negate_0_0]) ).
fof(normalize_0_1,plain,
( ssList(skolemFOFtoCNF_U_1)
& ? [V] :
( ssList(V)
& ? [W] :
( ssList(W)
& ? [X0] :
( V = X0
& skolemFOFtoCNF_U_1 = W
& duplicatefreeP(W)
& ssList(X0)
& ? [Z] :
( ~ memberP(V,Z)
& ssItem(Z)
& ( memberP(V,Z)
| memberP(skolemFOFtoCNF_U_1,Z) ) )
& ! [Y] :
( ~ ssItem(Y)
| ( ( ~ memberP(W,Y)
| memberP(X0,Y) )
& ( ~ memberP(X0,Y)
| memberP(W,Y) ) ) ) ) ) ) ),
inference(skolemize,[],[normalize_0_0]) ).
fof(normalize_0_2,plain,
? [V] :
( ssList(V)
& ? [W] :
( ssList(W)
& ? [X0] :
( V = X0
& skolemFOFtoCNF_U_1 = W
& duplicatefreeP(W)
& ssList(X0)
& ? [Z] :
( ~ memberP(V,Z)
& ssItem(Z)
& ( memberP(V,Z)
| memberP(skolemFOFtoCNF_U_1,Z) ) )
& ! [Y] :
( ~ ssItem(Y)
| ( ( ~ memberP(W,Y)
| memberP(X0,Y) )
& ( ~ memberP(X0,Y)
| memberP(W,Y) ) ) ) ) ) ),
inference(conjunct,[],[normalize_0_1]) ).
fof(normalize_0_3,plain,
( ssList(skolemFOFtoCNF_V_12)
& ? [W] :
( ssList(W)
& ? [X0] :
( skolemFOFtoCNF_U_1 = W
& skolemFOFtoCNF_V_12 = X0
& duplicatefreeP(W)
& ssList(X0)
& ? [Z] :
( ~ memberP(skolemFOFtoCNF_V_12,Z)
& ssItem(Z)
& ( memberP(skolemFOFtoCNF_U_1,Z)
| memberP(skolemFOFtoCNF_V_12,Z) ) )
& ! [Y] :
( ~ ssItem(Y)
| ( ( ~ memberP(W,Y)
| memberP(X0,Y) )
& ( ~ memberP(X0,Y)
| memberP(W,Y) ) ) ) ) ) ),
inference(skolemize,[],[normalize_0_2]) ).
fof(normalize_0_4,plain,
? [W] :
( ssList(W)
& ? [X0] :
( skolemFOFtoCNF_U_1 = W
& skolemFOFtoCNF_V_12 = X0
& duplicatefreeP(W)
& ssList(X0)
& ? [Z] :
( ~ memberP(skolemFOFtoCNF_V_12,Z)
& ssItem(Z)
& ( memberP(skolemFOFtoCNF_U_1,Z)
| memberP(skolemFOFtoCNF_V_12,Z) ) )
& ! [Y] :
( ~ ssItem(Y)
| ( ( ~ memberP(W,Y)
| memberP(X0,Y) )
& ( ~ memberP(X0,Y)
| memberP(W,Y) ) ) ) ) ),
inference(conjunct,[],[normalize_0_3]) ).
fof(normalize_0_5,plain,
( ssList(skolemFOFtoCNF_W_12)
& ? [X0] :
( skolemFOFtoCNF_U_1 = skolemFOFtoCNF_W_12
& skolemFOFtoCNF_V_12 = X0
& duplicatefreeP(skolemFOFtoCNF_W_12)
& ssList(X0)
& ? [Z] :
( ~ memberP(skolemFOFtoCNF_V_12,Z)
& ssItem(Z)
& ( memberP(skolemFOFtoCNF_U_1,Z)
| memberP(skolemFOFtoCNF_V_12,Z) ) )
& ! [Y] :
( ~ ssItem(Y)
| ( ( ~ memberP(X0,Y)
| memberP(skolemFOFtoCNF_W_12,Y) )
& ( ~ memberP(skolemFOFtoCNF_W_12,Y)
| memberP(X0,Y) ) ) ) ) ),
inference(skolemize,[],[normalize_0_4]) ).
fof(normalize_0_6,plain,
? [X0] :
( skolemFOFtoCNF_U_1 = skolemFOFtoCNF_W_12
& skolemFOFtoCNF_V_12 = X0
& duplicatefreeP(skolemFOFtoCNF_W_12)
& ssList(X0)
& ? [Z] :
( ~ memberP(skolemFOFtoCNF_V_12,Z)
& ssItem(Z)
& ( memberP(skolemFOFtoCNF_U_1,Z)
| memberP(skolemFOFtoCNF_V_12,Z) ) )
& ! [Y] :
( ~ ssItem(Y)
| ( ( ~ memberP(X0,Y)
| memberP(skolemFOFtoCNF_W_12,Y) )
& ( ~ memberP(skolemFOFtoCNF_W_12,Y)
| memberP(X0,Y) ) ) ) ),
inference(conjunct,[],[normalize_0_5]) ).
fof(normalize_0_7,plain,
( skolemFOFtoCNF_U_1 = skolemFOFtoCNF_W_12
& skolemFOFtoCNF_V_12 = skolemFOFtoCNF_X_9
& duplicatefreeP(skolemFOFtoCNF_W_12)
& ssList(skolemFOFtoCNF_X_9)
& ? [Z] :
( ~ memberP(skolemFOFtoCNF_V_12,Z)
& ssItem(Z)
& ( memberP(skolemFOFtoCNF_U_1,Z)
| memberP(skolemFOFtoCNF_V_12,Z) ) )
& ! [Y] :
( ~ ssItem(Y)
| ( ( ~ memberP(skolemFOFtoCNF_W_12,Y)
| memberP(skolemFOFtoCNF_X_9,Y) )
& ( ~ memberP(skolemFOFtoCNF_X_9,Y)
| memberP(skolemFOFtoCNF_W_12,Y) ) ) ) ),
inference(skolemize,[],[normalize_0_6]) ).
fof(normalize_0_8,plain,
? [Z] :
( ~ memberP(skolemFOFtoCNF_V_12,Z)
& ssItem(Z)
& ( memberP(skolemFOFtoCNF_U_1,Z)
| memberP(skolemFOFtoCNF_V_12,Z) ) ),
inference(conjunct,[],[normalize_0_7]) ).
fof(normalize_0_9,plain,
( ~ memberP(skolemFOFtoCNF_V_12,skolemFOFtoCNF_Z_6)
& ssItem(skolemFOFtoCNF_Z_6)
& ( memberP(skolemFOFtoCNF_U_1,skolemFOFtoCNF_Z_6)
| memberP(skolemFOFtoCNF_V_12,skolemFOFtoCNF_Z_6) ) ),
inference(skolemize,[],[normalize_0_8]) ).
fof(normalize_0_10,plain,
( memberP(skolemFOFtoCNF_U_1,skolemFOFtoCNF_Z_6)
| memberP(skolemFOFtoCNF_V_12,skolemFOFtoCNF_Z_6) ),
inference(conjunct,[],[normalize_0_9]) ).
fof(normalize_0_11,plain,
~ memberP(skolemFOFtoCNF_V_12,skolemFOFtoCNF_Z_6),
inference(conjunct,[],[normalize_0_9]) ).
fof(normalize_0_12,plain,
memberP(skolemFOFtoCNF_U_1,skolemFOFtoCNF_Z_6),
inference(simplify,[],[normalize_0_10,normalize_0_11]) ).
fof(normalize_0_13,plain,
! [Y] :
( ~ ssItem(Y)
| ( ( ~ memberP(skolemFOFtoCNF_W_12,Y)
| memberP(skolemFOFtoCNF_X_9,Y) )
& ( ~ memberP(skolemFOFtoCNF_X_9,Y)
| memberP(skolemFOFtoCNF_W_12,Y) ) ) ),
inference(conjunct,[],[normalize_0_7]) ).
fof(normalize_0_14,plain,
! [Y] :
( ~ ssItem(Y)
| ( ( ~ memberP(skolemFOFtoCNF_W_12,Y)
| memberP(skolemFOFtoCNF_X_9,Y) )
& ( ~ memberP(skolemFOFtoCNF_X_9,Y)
| memberP(skolemFOFtoCNF_W_12,Y) ) ) ),
inference(specialize,[],[normalize_0_13]) ).
fof(normalize_0_15,plain,
! [Y] :
( ( ~ memberP(skolemFOFtoCNF_W_12,Y)
| ~ ssItem(Y)
| memberP(skolemFOFtoCNF_X_9,Y) )
& ( ~ memberP(skolemFOFtoCNF_X_9,Y)
| ~ ssItem(Y)
| memberP(skolemFOFtoCNF_W_12,Y) ) ),
inference(clausify,[],[normalize_0_14]) ).
fof(normalize_0_16,plain,
! [Y] :
( ~ memberP(skolemFOFtoCNF_W_12,Y)
| ~ ssItem(Y)
| memberP(skolemFOFtoCNF_X_9,Y) ),
inference(conjunct,[],[normalize_0_15]) ).
fof(normalize_0_17,plain,
skolemFOFtoCNF_U_1 = skolemFOFtoCNF_W_12,
inference(conjunct,[],[normalize_0_7]) ).
fof(normalize_0_18,plain,
skolemFOFtoCNF_V_12 = skolemFOFtoCNF_X_9,
inference(conjunct,[],[normalize_0_7]) ).
fof(normalize_0_19,plain,
ssItem(skolemFOFtoCNF_Z_6),
inference(conjunct,[],[normalize_0_9]) ).
cnf(refute_0_0,plain,
memberP(skolemFOFtoCNF_U_1,skolemFOFtoCNF_Z_6),
inference(canonicalize,[],[normalize_0_12]) ).
cnf(refute_0_1,plain,
( ~ memberP(skolemFOFtoCNF_W_12,Y)
| ~ ssItem(Y)
| memberP(skolemFOFtoCNF_X_9,Y) ),
inference(canonicalize,[],[normalize_0_16]) ).
cnf(refute_0_2,plain,
skolemFOFtoCNF_U_1 = skolemFOFtoCNF_W_12,
inference(canonicalize,[],[normalize_0_17]) ).
cnf(refute_0_3,plain,
X = X,
introduced(tautology,[refl,[$fot(X)]]) ).
cnf(refute_0_4,plain,
( X != X
| X != Y0
| Y0 = X ),
introduced(tautology,[equality,[$cnf( $equal(X,X) ),[0],$fot(Y0)]]) ).
cnf(refute_0_5,plain,
( X != Y0
| Y0 = X ),
inference(resolve,[$cnf( $equal(X,X) )],[refute_0_3,refute_0_4]) ).
cnf(refute_0_6,plain,
( skolemFOFtoCNF_U_1 != skolemFOFtoCNF_W_12
| skolemFOFtoCNF_W_12 = skolemFOFtoCNF_U_1 ),
inference(subst,[],[refute_0_5:[bind(X,$fot(skolemFOFtoCNF_U_1)),bind(Y0,$fot(skolemFOFtoCNF_W_12))]]) ).
cnf(refute_0_7,plain,
skolemFOFtoCNF_W_12 = skolemFOFtoCNF_U_1,
inference(resolve,[$cnf( $equal(skolemFOFtoCNF_U_1,skolemFOFtoCNF_W_12) )],[refute_0_2,refute_0_6]) ).
cnf(refute_0_8,plain,
( skolemFOFtoCNF_W_12 != skolemFOFtoCNF_U_1
| ~ memberP(skolemFOFtoCNF_U_1,Y)
| memberP(skolemFOFtoCNF_W_12,Y) ),
introduced(tautology,[equality,[$cnf( ~ memberP(skolemFOFtoCNF_W_12,Y) ),[0],$fot(skolemFOFtoCNF_U_1)]]) ).
cnf(refute_0_9,plain,
( ~ memberP(skolemFOFtoCNF_U_1,Y)
| memberP(skolemFOFtoCNF_W_12,Y) ),
inference(resolve,[$cnf( $equal(skolemFOFtoCNF_W_12,skolemFOFtoCNF_U_1) )],[refute_0_7,refute_0_8]) ).
cnf(refute_0_10,plain,
( ~ memberP(skolemFOFtoCNF_U_1,Y)
| ~ ssItem(Y)
| memberP(skolemFOFtoCNF_X_9,Y) ),
inference(resolve,[$cnf( memberP(skolemFOFtoCNF_W_12,Y) )],[refute_0_9,refute_0_1]) ).
cnf(refute_0_11,plain,
skolemFOFtoCNF_V_12 = skolemFOFtoCNF_X_9,
inference(canonicalize,[],[normalize_0_18]) ).
cnf(refute_0_12,plain,
( skolemFOFtoCNF_V_12 != skolemFOFtoCNF_X_9
| skolemFOFtoCNF_X_9 = skolemFOFtoCNF_V_12 ),
inference(subst,[],[refute_0_5:[bind(X,$fot(skolemFOFtoCNF_V_12)),bind(Y0,$fot(skolemFOFtoCNF_X_9))]]) ).
cnf(refute_0_13,plain,
skolemFOFtoCNF_X_9 = skolemFOFtoCNF_V_12,
inference(resolve,[$cnf( $equal(skolemFOFtoCNF_V_12,skolemFOFtoCNF_X_9) )],[refute_0_11,refute_0_12]) ).
cnf(refute_0_14,plain,
( skolemFOFtoCNF_X_9 != skolemFOFtoCNF_V_12
| ~ memberP(skolemFOFtoCNF_X_9,Y)
| memberP(skolemFOFtoCNF_V_12,Y) ),
introduced(tautology,[equality,[$cnf( memberP(skolemFOFtoCNF_X_9,Y) ),[0],$fot(skolemFOFtoCNF_V_12)]]) ).
cnf(refute_0_15,plain,
( ~ memberP(skolemFOFtoCNF_X_9,Y)
| memberP(skolemFOFtoCNF_V_12,Y) ),
inference(resolve,[$cnf( $equal(skolemFOFtoCNF_X_9,skolemFOFtoCNF_V_12) )],[refute_0_13,refute_0_14]) ).
cnf(refute_0_16,plain,
( ~ memberP(skolemFOFtoCNF_U_1,Y)
| ~ ssItem(Y)
| memberP(skolemFOFtoCNF_V_12,Y) ),
inference(resolve,[$cnf( memberP(skolemFOFtoCNF_X_9,Y) )],[refute_0_10,refute_0_15]) ).
cnf(refute_0_17,plain,
( ~ memberP(skolemFOFtoCNF_U_1,skolemFOFtoCNF_Z_6)
| ~ ssItem(skolemFOFtoCNF_Z_6)
| memberP(skolemFOFtoCNF_V_12,skolemFOFtoCNF_Z_6) ),
inference(subst,[],[refute_0_16:[bind(Y,$fot(skolemFOFtoCNF_Z_6))]]) ).
cnf(refute_0_18,plain,
( ~ ssItem(skolemFOFtoCNF_Z_6)
| memberP(skolemFOFtoCNF_V_12,skolemFOFtoCNF_Z_6) ),
inference(resolve,[$cnf( memberP(skolemFOFtoCNF_U_1,skolemFOFtoCNF_Z_6) )],[refute_0_0,refute_0_17]) ).
cnf(refute_0_19,plain,
ssItem(skolemFOFtoCNF_Z_6),
inference(canonicalize,[],[normalize_0_19]) ).
cnf(refute_0_20,plain,
memberP(skolemFOFtoCNF_V_12,skolemFOFtoCNF_Z_6),
inference(resolve,[$cnf( ssItem(skolemFOFtoCNF_Z_6) )],[refute_0_19,refute_0_18]) ).
cnf(refute_0_21,plain,
~ memberP(skolemFOFtoCNF_V_12,skolemFOFtoCNF_Z_6),
inference(canonicalize,[],[normalize_0_11]) ).
cnf(refute_0_22,plain,
$false,
inference(resolve,[$cnf( memberP(skolemFOFtoCNF_V_12,skolemFOFtoCNF_Z_6) )],[refute_0_20,refute_0_21]) ).
fof(negate_1_0,plain,
~ ! [U] :
( ssList(U)
=> ! [V] :
( ssList(V)
=> ! [W] :
( ssList(W)
=> ! [X0] :
( ( ssList(X0)
& ~ ( V != X0 )
& ~ ( U != W )
& ~ ~ duplicatefreeP(W)
& ~ ? [Y] :
( ssItem(Y)
& ( ( ~ memberP(X0,Y)
& memberP(W,Y) )
| ( ~ memberP(W,Y)
& memberP(X0,Y) ) ) ) )
=> ! [Z] :
( ( ssItem(Z)
& ~ ( ~ memberP(V,Z)
& ~ memberP(U,Z) )
& memberP(V,Z) )
=> memberP(U,Z) ) ) ) ) ),
inference(negate,[],[subgoal_1]) ).
fof(normalize_1_0,plain,
? [U] :
( ssList(U)
& ? [V] :
( ssList(V)
& ? [W] :
( ssList(W)
& ? [X0] :
( U = W
& V = X0
& duplicatefreeP(W)
& ssList(X0)
& ? [Z] :
( ~ memberP(U,Z)
& memberP(V,Z)
& ssItem(Z)
& ( memberP(U,Z)
| memberP(V,Z) ) )
& ! [Y] :
( ~ ssItem(Y)
| ( ( ~ memberP(W,Y)
| memberP(X0,Y) )
& ( ~ memberP(X0,Y)
| memberP(W,Y) ) ) ) ) ) ) ),
inference(canonicalize,[],[negate_1_0]) ).
fof(normalize_1_1,plain,
( ssList(skolemFOFtoCNF_U_2)
& ? [V] :
( ssList(V)
& ? [W] :
( ssList(W)
& ? [X0] :
( V = X0
& skolemFOFtoCNF_U_2 = W
& duplicatefreeP(W)
& ssList(X0)
& ? [Z] :
( ~ memberP(skolemFOFtoCNF_U_2,Z)
& memberP(V,Z)
& ssItem(Z)
& ( memberP(V,Z)
| memberP(skolemFOFtoCNF_U_2,Z) ) )
& ! [Y] :
( ~ ssItem(Y)
| ( ( ~ memberP(W,Y)
| memberP(X0,Y) )
& ( ~ memberP(X0,Y)
| memberP(W,Y) ) ) ) ) ) ) ),
inference(skolemize,[],[normalize_1_0]) ).
fof(normalize_1_2,plain,
? [V] :
( ssList(V)
& ? [W] :
( ssList(W)
& ? [X0] :
( V = X0
& skolemFOFtoCNF_U_2 = W
& duplicatefreeP(W)
& ssList(X0)
& ? [Z] :
( ~ memberP(skolemFOFtoCNF_U_2,Z)
& memberP(V,Z)
& ssItem(Z)
& ( memberP(V,Z)
| memberP(skolemFOFtoCNF_U_2,Z) ) )
& ! [Y] :
( ~ ssItem(Y)
| ( ( ~ memberP(W,Y)
| memberP(X0,Y) )
& ( ~ memberP(X0,Y)
| memberP(W,Y) ) ) ) ) ) ),
inference(conjunct,[],[normalize_1_1]) ).
fof(normalize_1_3,plain,
( ssList(skolemFOFtoCNF_V_13)
& ? [W] :
( ssList(W)
& ? [X0] :
( skolemFOFtoCNF_U_2 = W
& skolemFOFtoCNF_V_13 = X0
& duplicatefreeP(W)
& ssList(X0)
& ? [Z] :
( ~ memberP(skolemFOFtoCNF_U_2,Z)
& memberP(skolemFOFtoCNF_V_13,Z)
& ssItem(Z)
& ( memberP(skolemFOFtoCNF_U_2,Z)
| memberP(skolemFOFtoCNF_V_13,Z) ) )
& ! [Y] :
( ~ ssItem(Y)
| ( ( ~ memberP(W,Y)
| memberP(X0,Y) )
& ( ~ memberP(X0,Y)
| memberP(W,Y) ) ) ) ) ) ),
inference(skolemize,[],[normalize_1_2]) ).
fof(normalize_1_4,plain,
? [W] :
( ssList(W)
& ? [X0] :
( skolemFOFtoCNF_U_2 = W
& skolemFOFtoCNF_V_13 = X0
& duplicatefreeP(W)
& ssList(X0)
& ? [Z] :
( ~ memberP(skolemFOFtoCNF_U_2,Z)
& memberP(skolemFOFtoCNF_V_13,Z)
& ssItem(Z)
& ( memberP(skolemFOFtoCNF_U_2,Z)
| memberP(skolemFOFtoCNF_V_13,Z) ) )
& ! [Y] :
( ~ ssItem(Y)
| ( ( ~ memberP(W,Y)
| memberP(X0,Y) )
& ( ~ memberP(X0,Y)
| memberP(W,Y) ) ) ) ) ),
inference(conjunct,[],[normalize_1_3]) ).
fof(normalize_1_5,plain,
( ssList(skolemFOFtoCNF_W_13)
& ? [X0] :
( skolemFOFtoCNF_U_2 = skolemFOFtoCNF_W_13
& skolemFOFtoCNF_V_13 = X0
& duplicatefreeP(skolemFOFtoCNF_W_13)
& ssList(X0)
& ? [Z] :
( ~ memberP(skolemFOFtoCNF_U_2,Z)
& memberP(skolemFOFtoCNF_V_13,Z)
& ssItem(Z)
& ( memberP(skolemFOFtoCNF_U_2,Z)
| memberP(skolemFOFtoCNF_V_13,Z) ) )
& ! [Y] :
( ~ ssItem(Y)
| ( ( ~ memberP(X0,Y)
| memberP(skolemFOFtoCNF_W_13,Y) )
& ( ~ memberP(skolemFOFtoCNF_W_13,Y)
| memberP(X0,Y) ) ) ) ) ),
inference(skolemize,[],[normalize_1_4]) ).
fof(normalize_1_6,plain,
? [X0] :
( skolemFOFtoCNF_U_2 = skolemFOFtoCNF_W_13
& skolemFOFtoCNF_V_13 = X0
& duplicatefreeP(skolemFOFtoCNF_W_13)
& ssList(X0)
& ? [Z] :
( ~ memberP(skolemFOFtoCNF_U_2,Z)
& memberP(skolemFOFtoCNF_V_13,Z)
& ssItem(Z)
& ( memberP(skolemFOFtoCNF_U_2,Z)
| memberP(skolemFOFtoCNF_V_13,Z) ) )
& ! [Y] :
( ~ ssItem(Y)
| ( ( ~ memberP(X0,Y)
| memberP(skolemFOFtoCNF_W_13,Y) )
& ( ~ memberP(skolemFOFtoCNF_W_13,Y)
| memberP(X0,Y) ) ) ) ),
inference(conjunct,[],[normalize_1_5]) ).
fof(normalize_1_7,plain,
( skolemFOFtoCNF_U_2 = skolemFOFtoCNF_W_13
& skolemFOFtoCNF_V_13 = skolemFOFtoCNF_X_10
& duplicatefreeP(skolemFOFtoCNF_W_13)
& ssList(skolemFOFtoCNF_X_10)
& ? [Z] :
( ~ memberP(skolemFOFtoCNF_U_2,Z)
& memberP(skolemFOFtoCNF_V_13,Z)
& ssItem(Z)
& ( memberP(skolemFOFtoCNF_U_2,Z)
| memberP(skolemFOFtoCNF_V_13,Z) ) )
& ! [Y] :
( ~ ssItem(Y)
| ( ( ~ memberP(skolemFOFtoCNF_W_13,Y)
| memberP(skolemFOFtoCNF_X_10,Y) )
& ( ~ memberP(skolemFOFtoCNF_X_10,Y)
| memberP(skolemFOFtoCNF_W_13,Y) ) ) ) ),
inference(skolemize,[],[normalize_1_6]) ).
fof(normalize_1_8,plain,
? [Z] :
( ~ memberP(skolemFOFtoCNF_U_2,Z)
& memberP(skolemFOFtoCNF_V_13,Z)
& ssItem(Z)
& ( memberP(skolemFOFtoCNF_U_2,Z)
| memberP(skolemFOFtoCNF_V_13,Z) ) ),
inference(conjunct,[],[normalize_1_7]) ).
fof(normalize_1_9,plain,
( ~ memberP(skolemFOFtoCNF_U_2,skolemFOFtoCNF_Z_7)
& memberP(skolemFOFtoCNF_V_13,skolemFOFtoCNF_Z_7)
& ssItem(skolemFOFtoCNF_Z_7)
& ( memberP(skolemFOFtoCNF_U_2,skolemFOFtoCNF_Z_7)
| memberP(skolemFOFtoCNF_V_13,skolemFOFtoCNF_Z_7) ) ),
inference(skolemize,[],[normalize_1_8]) ).
fof(normalize_1_10,plain,
memberP(skolemFOFtoCNF_V_13,skolemFOFtoCNF_Z_7),
inference(conjunct,[],[normalize_1_9]) ).
fof(normalize_1_11,plain,
! [Y] :
( ~ ssItem(Y)
| ( ( ~ memberP(skolemFOFtoCNF_W_13,Y)
| memberP(skolemFOFtoCNF_X_10,Y) )
& ( ~ memberP(skolemFOFtoCNF_X_10,Y)
| memberP(skolemFOFtoCNF_W_13,Y) ) ) ),
inference(conjunct,[],[normalize_1_7]) ).
fof(normalize_1_12,plain,
! [Y] :
( ~ ssItem(Y)
| ( ( ~ memberP(skolemFOFtoCNF_W_13,Y)
| memberP(skolemFOFtoCNF_X_10,Y) )
& ( ~ memberP(skolemFOFtoCNF_X_10,Y)
| memberP(skolemFOFtoCNF_W_13,Y) ) ) ),
inference(specialize,[],[normalize_1_11]) ).
fof(normalize_1_13,plain,
! [Y] :
( ( ~ memberP(skolemFOFtoCNF_W_13,Y)
| ~ ssItem(Y)
| memberP(skolemFOFtoCNF_X_10,Y) )
& ( ~ memberP(skolemFOFtoCNF_X_10,Y)
| ~ ssItem(Y)
| memberP(skolemFOFtoCNF_W_13,Y) ) ),
inference(clausify,[],[normalize_1_12]) ).
fof(normalize_1_14,plain,
! [Y] :
( ~ memberP(skolemFOFtoCNF_X_10,Y)
| ~ ssItem(Y)
| memberP(skolemFOFtoCNF_W_13,Y) ),
inference(conjunct,[],[normalize_1_13]) ).
fof(normalize_1_15,plain,
skolemFOFtoCNF_V_13 = skolemFOFtoCNF_X_10,
inference(conjunct,[],[normalize_1_7]) ).
fof(normalize_1_16,plain,
skolemFOFtoCNF_U_2 = skolemFOFtoCNF_W_13,
inference(conjunct,[],[normalize_1_7]) ).
fof(normalize_1_17,plain,
ssItem(skolemFOFtoCNF_Z_7),
inference(conjunct,[],[normalize_1_9]) ).
fof(normalize_1_18,plain,
~ memberP(skolemFOFtoCNF_U_2,skolemFOFtoCNF_Z_7),
inference(conjunct,[],[normalize_1_9]) ).
cnf(refute_1_0,plain,
memberP(skolemFOFtoCNF_V_13,skolemFOFtoCNF_Z_7),
inference(canonicalize,[],[normalize_1_10]) ).
cnf(refute_1_1,plain,
( ~ memberP(skolemFOFtoCNF_X_10,Y)
| ~ ssItem(Y)
| memberP(skolemFOFtoCNF_W_13,Y) ),
inference(canonicalize,[],[normalize_1_14]) ).
cnf(refute_1_2,plain,
skolemFOFtoCNF_V_13 = skolemFOFtoCNF_X_10,
inference(canonicalize,[],[normalize_1_15]) ).
cnf(refute_1_3,plain,
X = X,
introduced(tautology,[refl,[$fot(X)]]) ).
cnf(refute_1_4,plain,
( X != X
| X != Y0
| Y0 = X ),
introduced(tautology,[equality,[$cnf( $equal(X,X) ),[0],$fot(Y0)]]) ).
cnf(refute_1_5,plain,
( X != Y0
| Y0 = X ),
inference(resolve,[$cnf( $equal(X,X) )],[refute_1_3,refute_1_4]) ).
cnf(refute_1_6,plain,
( skolemFOFtoCNF_V_13 != skolemFOFtoCNF_X_10
| skolemFOFtoCNF_X_10 = skolemFOFtoCNF_V_13 ),
inference(subst,[],[refute_1_5:[bind(X,$fot(skolemFOFtoCNF_V_13)),bind(Y0,$fot(skolemFOFtoCNF_X_10))]]) ).
cnf(refute_1_7,plain,
skolemFOFtoCNF_X_10 = skolemFOFtoCNF_V_13,
inference(resolve,[$cnf( $equal(skolemFOFtoCNF_V_13,skolemFOFtoCNF_X_10) )],[refute_1_2,refute_1_6]) ).
cnf(refute_1_8,plain,
( skolemFOFtoCNF_X_10 != skolemFOFtoCNF_V_13
| ~ memberP(skolemFOFtoCNF_V_13,Y)
| memberP(skolemFOFtoCNF_X_10,Y) ),
introduced(tautology,[equality,[$cnf( ~ memberP(skolemFOFtoCNF_X_10,Y) ),[0],$fot(skolemFOFtoCNF_V_13)]]) ).
cnf(refute_1_9,plain,
( ~ memberP(skolemFOFtoCNF_V_13,Y)
| memberP(skolemFOFtoCNF_X_10,Y) ),
inference(resolve,[$cnf( $equal(skolemFOFtoCNF_X_10,skolemFOFtoCNF_V_13) )],[refute_1_7,refute_1_8]) ).
cnf(refute_1_10,plain,
( ~ memberP(skolemFOFtoCNF_V_13,Y)
| ~ ssItem(Y)
| memberP(skolemFOFtoCNF_W_13,Y) ),
inference(resolve,[$cnf( memberP(skolemFOFtoCNF_X_10,Y) )],[refute_1_9,refute_1_1]) ).
cnf(refute_1_11,plain,
skolemFOFtoCNF_U_2 = skolemFOFtoCNF_W_13,
inference(canonicalize,[],[normalize_1_16]) ).
cnf(refute_1_12,plain,
( skolemFOFtoCNF_U_2 != skolemFOFtoCNF_W_13
| skolemFOFtoCNF_W_13 = skolemFOFtoCNF_U_2 ),
inference(subst,[],[refute_1_5:[bind(X,$fot(skolemFOFtoCNF_U_2)),bind(Y0,$fot(skolemFOFtoCNF_W_13))]]) ).
cnf(refute_1_13,plain,
skolemFOFtoCNF_W_13 = skolemFOFtoCNF_U_2,
inference(resolve,[$cnf( $equal(skolemFOFtoCNF_U_2,skolemFOFtoCNF_W_13) )],[refute_1_11,refute_1_12]) ).
cnf(refute_1_14,plain,
( skolemFOFtoCNF_W_13 != skolemFOFtoCNF_U_2
| ~ memberP(skolemFOFtoCNF_W_13,Y)
| memberP(skolemFOFtoCNF_U_2,Y) ),
introduced(tautology,[equality,[$cnf( memberP(skolemFOFtoCNF_W_13,Y) ),[0],$fot(skolemFOFtoCNF_U_2)]]) ).
cnf(refute_1_15,plain,
( ~ memberP(skolemFOFtoCNF_W_13,Y)
| memberP(skolemFOFtoCNF_U_2,Y) ),
inference(resolve,[$cnf( $equal(skolemFOFtoCNF_W_13,skolemFOFtoCNF_U_2) )],[refute_1_13,refute_1_14]) ).
cnf(refute_1_16,plain,
( ~ memberP(skolemFOFtoCNF_V_13,Y)
| ~ ssItem(Y)
| memberP(skolemFOFtoCNF_U_2,Y) ),
inference(resolve,[$cnf( memberP(skolemFOFtoCNF_W_13,Y) )],[refute_1_10,refute_1_15]) ).
cnf(refute_1_17,plain,
( ~ memberP(skolemFOFtoCNF_V_13,skolemFOFtoCNF_Z_7)
| ~ ssItem(skolemFOFtoCNF_Z_7)
| memberP(skolemFOFtoCNF_U_2,skolemFOFtoCNF_Z_7) ),
inference(subst,[],[refute_1_16:[bind(Y,$fot(skolemFOFtoCNF_Z_7))]]) ).
cnf(refute_1_18,plain,
( ~ ssItem(skolemFOFtoCNF_Z_7)
| memberP(skolemFOFtoCNF_U_2,skolemFOFtoCNF_Z_7) ),
inference(resolve,[$cnf( memberP(skolemFOFtoCNF_V_13,skolemFOFtoCNF_Z_7) )],[refute_1_0,refute_1_17]) ).
cnf(refute_1_19,plain,
ssItem(skolemFOFtoCNF_Z_7),
inference(canonicalize,[],[normalize_1_17]) ).
cnf(refute_1_20,plain,
memberP(skolemFOFtoCNF_U_2,skolemFOFtoCNF_Z_7),
inference(resolve,[$cnf( ssItem(skolemFOFtoCNF_Z_7) )],[refute_1_19,refute_1_18]) ).
cnf(refute_1_21,plain,
~ memberP(skolemFOFtoCNF_U_2,skolemFOFtoCNF_Z_7),
inference(canonicalize,[],[normalize_1_18]) ).
cnf(refute_1_22,plain,
$false,
inference(resolve,[$cnf( memberP(skolemFOFtoCNF_U_2,skolemFOFtoCNF_Z_7) )],[refute_1_20,refute_1_21]) ).
fof(negate_2_0,plain,
~ ! [U] :
( ssList(U)
=> ! [V] :
( ssList(V)
=> ! [W] :
( ssList(W)
=> ! [X0] :
( ( ssList(X0)
& ~ ( V != X0 )
& ~ ( U != W )
& ~ ~ duplicatefreeP(W)
& ~ ? [Y] :
( ssItem(Y)
& ( ( ~ memberP(X0,Y)
& memberP(W,Y) )
| ( ~ memberP(W,Y)
& memberP(X0,Y) ) ) )
& ! [Z] :
( ssItem(Z)
=> ( ( ~ memberP(V,Z)
& ~ memberP(U,Z) )
| ( memberP(V,Z)
& memberP(U,Z) ) ) ) )
=> duplicatefreeP(U) ) ) ) ),
inference(negate,[],[subgoal_2]) ).
fof(normalize_2_0,plain,
? [U] :
( ssList(U)
& ? [V] :
( ssList(V)
& ? [W] :
( ssList(W)
& ? [X0] :
( ~ duplicatefreeP(U)
& U = W
& V = X0
& duplicatefreeP(W)
& ssList(X0)
& ! [Y] :
( ~ ssItem(Y)
| ( ( ~ memberP(W,Y)
| memberP(X0,Y) )
& ( ~ memberP(X0,Y)
| memberP(W,Y) ) ) )
& ! [Z] :
( ~ ssItem(Z)
| ( ~ memberP(U,Z)
& ~ memberP(V,Z) )
| ( memberP(U,Z)
& memberP(V,Z) ) ) ) ) ) ),
inference(canonicalize,[],[negate_2_0]) ).
fof(normalize_2_1,plain,
( ssList(skolemFOFtoCNF_U_3)
& ? [V] :
( ssList(V)
& ? [W] :
( ssList(W)
& ? [X0] :
( ~ duplicatefreeP(skolemFOFtoCNF_U_3)
& V = X0
& skolemFOFtoCNF_U_3 = W
& duplicatefreeP(W)
& ssList(X0)
& ! [Y] :
( ~ ssItem(Y)
| ( ( ~ memberP(W,Y)
| memberP(X0,Y) )
& ( ~ memberP(X0,Y)
| memberP(W,Y) ) ) )
& ! [Z] :
( ~ ssItem(Z)
| ( ~ memberP(V,Z)
& ~ memberP(skolemFOFtoCNF_U_3,Z) )
| ( memberP(V,Z)
& memberP(skolemFOFtoCNF_U_3,Z) ) ) ) ) ) ),
inference(skolemize,[],[normalize_2_0]) ).
fof(normalize_2_2,plain,
? [V] :
( ssList(V)
& ? [W] :
( ssList(W)
& ? [X0] :
( ~ duplicatefreeP(skolemFOFtoCNF_U_3)
& V = X0
& skolemFOFtoCNF_U_3 = W
& duplicatefreeP(W)
& ssList(X0)
& ! [Y] :
( ~ ssItem(Y)
| ( ( ~ memberP(W,Y)
| memberP(X0,Y) )
& ( ~ memberP(X0,Y)
| memberP(W,Y) ) ) )
& ! [Z] :
( ~ ssItem(Z)
| ( ~ memberP(V,Z)
& ~ memberP(skolemFOFtoCNF_U_3,Z) )
| ( memberP(V,Z)
& memberP(skolemFOFtoCNF_U_3,Z) ) ) ) ) ),
inference(conjunct,[],[normalize_2_1]) ).
fof(normalize_2_3,plain,
( ssList(skolemFOFtoCNF_V_14)
& ? [W] :
( ssList(W)
& ? [X0] :
( ~ duplicatefreeP(skolemFOFtoCNF_U_3)
& skolemFOFtoCNF_U_3 = W
& skolemFOFtoCNF_V_14 = X0
& duplicatefreeP(W)
& ssList(X0)
& ! [Y] :
( ~ ssItem(Y)
| ( ( ~ memberP(W,Y)
| memberP(X0,Y) )
& ( ~ memberP(X0,Y)
| memberP(W,Y) ) ) )
& ! [Z] :
( ~ ssItem(Z)
| ( ~ memberP(skolemFOFtoCNF_U_3,Z)
& ~ memberP(skolemFOFtoCNF_V_14,Z) )
| ( memberP(skolemFOFtoCNF_U_3,Z)
& memberP(skolemFOFtoCNF_V_14,Z) ) ) ) ) ),
inference(skolemize,[],[normalize_2_2]) ).
fof(normalize_2_4,plain,
? [W] :
( ssList(W)
& ? [X0] :
( ~ duplicatefreeP(skolemFOFtoCNF_U_3)
& skolemFOFtoCNF_U_3 = W
& skolemFOFtoCNF_V_14 = X0
& duplicatefreeP(W)
& ssList(X0)
& ! [Y] :
( ~ ssItem(Y)
| ( ( ~ memberP(W,Y)
| memberP(X0,Y) )
& ( ~ memberP(X0,Y)
| memberP(W,Y) ) ) )
& ! [Z] :
( ~ ssItem(Z)
| ( ~ memberP(skolemFOFtoCNF_U_3,Z)
& ~ memberP(skolemFOFtoCNF_V_14,Z) )
| ( memberP(skolemFOFtoCNF_U_3,Z)
& memberP(skolemFOFtoCNF_V_14,Z) ) ) ) ),
inference(conjunct,[],[normalize_2_3]) ).
fof(normalize_2_5,plain,
( ssList(skolemFOFtoCNF_W_14)
& ? [X0] :
( ~ duplicatefreeP(skolemFOFtoCNF_U_3)
& skolemFOFtoCNF_U_3 = skolemFOFtoCNF_W_14
& skolemFOFtoCNF_V_14 = X0
& duplicatefreeP(skolemFOFtoCNF_W_14)
& ssList(X0)
& ! [Y] :
( ~ ssItem(Y)
| ( ( ~ memberP(X0,Y)
| memberP(skolemFOFtoCNF_W_14,Y) )
& ( ~ memberP(skolemFOFtoCNF_W_14,Y)
| memberP(X0,Y) ) ) )
& ! [Z] :
( ~ ssItem(Z)
| ( ~ memberP(skolemFOFtoCNF_U_3,Z)
& ~ memberP(skolemFOFtoCNF_V_14,Z) )
| ( memberP(skolemFOFtoCNF_U_3,Z)
& memberP(skolemFOFtoCNF_V_14,Z) ) ) ) ),
inference(skolemize,[],[normalize_2_4]) ).
fof(normalize_2_6,plain,
? [X0] :
( ~ duplicatefreeP(skolemFOFtoCNF_U_3)
& skolemFOFtoCNF_U_3 = skolemFOFtoCNF_W_14
& skolemFOFtoCNF_V_14 = X0
& duplicatefreeP(skolemFOFtoCNF_W_14)
& ssList(X0)
& ! [Y] :
( ~ ssItem(Y)
| ( ( ~ memberP(X0,Y)
| memberP(skolemFOFtoCNF_W_14,Y) )
& ( ~ memberP(skolemFOFtoCNF_W_14,Y)
| memberP(X0,Y) ) ) )
& ! [Z] :
( ~ ssItem(Z)
| ( ~ memberP(skolemFOFtoCNF_U_3,Z)
& ~ memberP(skolemFOFtoCNF_V_14,Z) )
| ( memberP(skolemFOFtoCNF_U_3,Z)
& memberP(skolemFOFtoCNF_V_14,Z) ) ) ),
inference(conjunct,[],[normalize_2_5]) ).
fof(normalize_2_7,plain,
( ~ duplicatefreeP(skolemFOFtoCNF_U_3)
& skolemFOFtoCNF_U_3 = skolemFOFtoCNF_W_14
& skolemFOFtoCNF_V_14 = skolemFOFtoCNF_X_11
& duplicatefreeP(skolemFOFtoCNF_W_14)
& ssList(skolemFOFtoCNF_X_11)
& ! [Y] :
( ~ ssItem(Y)
| ( ( ~ memberP(skolemFOFtoCNF_W_14,Y)
| memberP(skolemFOFtoCNF_X_11,Y) )
& ( ~ memberP(skolemFOFtoCNF_X_11,Y)
| memberP(skolemFOFtoCNF_W_14,Y) ) ) )
& ! [Z] :
( ~ ssItem(Z)
| ( ~ memberP(skolemFOFtoCNF_U_3,Z)
& ~ memberP(skolemFOFtoCNF_V_14,Z) )
| ( memberP(skolemFOFtoCNF_U_3,Z)
& memberP(skolemFOFtoCNF_V_14,Z) ) ) ),
inference(skolemize,[],[normalize_2_6]) ).
fof(normalize_2_8,plain,
duplicatefreeP(skolemFOFtoCNF_W_14),
inference(conjunct,[],[normalize_2_7]) ).
fof(normalize_2_9,plain,
skolemFOFtoCNF_U_3 = skolemFOFtoCNF_W_14,
inference(conjunct,[],[normalize_2_7]) ).
fof(normalize_2_10,plain,
~ duplicatefreeP(skolemFOFtoCNF_U_3),
inference(conjunct,[],[normalize_2_7]) ).
cnf(refute_2_0,plain,
duplicatefreeP(skolemFOFtoCNF_W_14),
inference(canonicalize,[],[normalize_2_8]) ).
cnf(refute_2_1,plain,
skolemFOFtoCNF_U_3 = skolemFOFtoCNF_W_14,
inference(canonicalize,[],[normalize_2_9]) ).
cnf(refute_2_2,plain,
X = X,
introduced(tautology,[refl,[$fot(X)]]) ).
cnf(refute_2_3,plain,
( X != X
| X != Y0
| Y0 = X ),
introduced(tautology,[equality,[$cnf( $equal(X,X) ),[0],$fot(Y0)]]) ).
cnf(refute_2_4,plain,
( X != Y0
| Y0 = X ),
inference(resolve,[$cnf( $equal(X,X) )],[refute_2_2,refute_2_3]) ).
cnf(refute_2_5,plain,
( skolemFOFtoCNF_U_3 != skolemFOFtoCNF_W_14
| skolemFOFtoCNF_W_14 = skolemFOFtoCNF_U_3 ),
inference(subst,[],[refute_2_4:[bind(X,$fot(skolemFOFtoCNF_U_3)),bind(Y0,$fot(skolemFOFtoCNF_W_14))]]) ).
cnf(refute_2_6,plain,
skolemFOFtoCNF_W_14 = skolemFOFtoCNF_U_3,
inference(resolve,[$cnf( $equal(skolemFOFtoCNF_U_3,skolemFOFtoCNF_W_14) )],[refute_2_1,refute_2_5]) ).
cnf(refute_2_7,plain,
( skolemFOFtoCNF_W_14 != skolemFOFtoCNF_U_3
| ~ duplicatefreeP(skolemFOFtoCNF_W_14)
| duplicatefreeP(skolemFOFtoCNF_U_3) ),
introduced(tautology,[equality,[$cnf( duplicatefreeP(skolemFOFtoCNF_W_14) ),[0],$fot(skolemFOFtoCNF_U_3)]]) ).
cnf(refute_2_8,plain,
( ~ duplicatefreeP(skolemFOFtoCNF_W_14)
| duplicatefreeP(skolemFOFtoCNF_U_3) ),
inference(resolve,[$cnf( $equal(skolemFOFtoCNF_W_14,skolemFOFtoCNF_U_3) )],[refute_2_6,refute_2_7]) ).
cnf(refute_2_9,plain,
duplicatefreeP(skolemFOFtoCNF_U_3),
inference(resolve,[$cnf( duplicatefreeP(skolemFOFtoCNF_W_14) )],[refute_2_0,refute_2_8]) ).
cnf(refute_2_10,plain,
~ duplicatefreeP(skolemFOFtoCNF_U_3),
inference(canonicalize,[],[normalize_2_10]) ).
cnf(refute_2_11,plain,
$false,
inference(resolve,[$cnf( duplicatefreeP(skolemFOFtoCNF_U_3) )],[refute_2_9,refute_2_10]) ).
%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.03/0.10 % Problem : SWC001+1 : TPTP v8.1.0. Released v2.4.0.
% 0.03/0.11 % Command : metis --show proof --show saturation %s
% 0.11/0.30 % Computer : n032.cluster.edu
% 0.11/0.30 % Model : x86_64 x86_64
% 0.11/0.30 % CPU : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.11/0.30 % Memory : 8042.1875MB
% 0.11/0.30 % OS : Linux 3.10.0-693.el7.x86_64
% 0.11/0.30 % CPULimit : 300
% 0.11/0.31 % WCLimit : 600
% 0.11/0.31 % DateTime : Sun Jun 12 08:30:10 EDT 2022
% 0.11/0.31 % CPUTime :
% 0.11/0.31 %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
% 2.88/3.10 % SZS status Theorem for /export/starexec/sandbox/benchmark/theBenchmark.p
% 2.88/3.10
% 2.88/3.10 % SZS output start CNFRefutation for /export/starexec/sandbox/benchmark/theBenchmark.p
% See solution above
% 2.88/3.11
%------------------------------------------------------------------------------