TSTP Solution File: SEU320+1 by Metis---2.4

View Problem - Process Solution

%------------------------------------------------------------------------------
% File     : Metis---2.4
% Problem  : SEU320+1 : TPTP v8.1.0. Released v3.3.0.
% Transfm  : none
% Format   : tptp:raw
% Command  : metis --show proof --show saturation %s

% Computer : n007.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 12:40:17 EDT 2022

% Result   : Theorem 0.23s 0.40s
% Output   : CNFRefutation 0.23s
% Verified : 
% SZS Type : Refutation
%            Derivation depth      :   15
%            Number of leaves      :    6
% Syntax   : Number of formulae    :   78 (  24 unt;   0 def)
%            Number of atoms       :  195 (  13 equ)
%            Maximal formula atoms :    8 (   2 avg)
%            Number of connectives :  210 (  93   ~;  71   |;  26   &)
%                                         (   6 <=>;  14  =>;   0  <=;   0 <~>)
%            Maximal formula depth :    8 (   4 avg)
%            Maximal term depth    :    4 (   2 avg)
%            Number of predicates  :    7 (   4 usr;   1 prp; 0-2 aty)
%            Number of functors    :    7 (   7 usr;   4 con; 0-2 aty)
%            Number of variables   :   68 (   0 sgn  48   !;   8   ?)

% Comments : 
%------------------------------------------------------------------------------
fof(dt_k3_subset_1,axiom,
    ! [A,B] :
      ( element(B,powerset(A))
     => element(subset_complement(A,B),powerset(A)) ) ).

fof(involutiveness_k3_subset_1,axiom,
    ! [A,B] :
      ( element(B,powerset(A))
     => subset_complement(A,subset_complement(A,B)) = B ) ).

fof(t29_tops_1,axiom,
    ! [A] :
      ( top_str(A)
     => ! [B] :
          ( element(B,powerset(the_carrier(A)))
         => ( closed_subset(B,A)
          <=> open_subset(subset_complement(the_carrier(A),B),A) ) ) ) ).

fof(t30_tops_1,conjecture,
    ! [A] :
      ( top_str(A)
     => ! [B] :
          ( element(B,powerset(the_carrier(A)))
         => ( open_subset(B,A)
          <=> closed_subset(subset_complement(the_carrier(A),B),A) ) ) ) ).

fof(subgoal_0,plain,
    ! [A] :
      ( top_str(A)
     => ! [B] :
          ( ( element(B,powerset(the_carrier(A)))
            & open_subset(B,A) )
         => closed_subset(subset_complement(the_carrier(A),B),A) ) ),
    inference(strip,[],[t30_tops_1]) ).

fof(subgoal_1,plain,
    ! [A] :
      ( top_str(A)
     => ! [B] :
          ( ( element(B,powerset(the_carrier(A)))
            & closed_subset(subset_complement(the_carrier(A),B),A) )
         => open_subset(B,A) ) ),
    inference(strip,[],[t30_tops_1]) ).

fof(negate_0_0,plain,
    ~ ! [A] :
        ( top_str(A)
       => ! [B] :
            ( ( element(B,powerset(the_carrier(A)))
              & open_subset(B,A) )
           => closed_subset(subset_complement(the_carrier(A),B),A) ) ),
    inference(negate,[],[subgoal_0]) ).

fof(normalize_0_0,plain,
    ! [A] :
      ( ~ top_str(A)
      | ! [B] :
          ( ~ element(B,powerset(the_carrier(A)))
          | ( ~ closed_subset(B,A)
          <=> ~ open_subset(subset_complement(the_carrier(A),B),A) ) ) ),
    inference(canonicalize,[],[t29_tops_1]) ).

fof(normalize_0_1,plain,
    ! [A] :
      ( ~ top_str(A)
      | ! [B] :
          ( ~ element(B,powerset(the_carrier(A)))
          | ( ~ closed_subset(B,A)
          <=> ~ open_subset(subset_complement(the_carrier(A),B),A) ) ) ),
    inference(specialize,[],[normalize_0_0]) ).

fof(normalize_0_2,plain,
    ! [A,B] :
      ( ( ~ closed_subset(B,A)
        | ~ element(B,powerset(the_carrier(A)))
        | ~ top_str(A)
        | open_subset(subset_complement(the_carrier(A),B),A) )
      & ( ~ element(B,powerset(the_carrier(A)))
        | ~ open_subset(subset_complement(the_carrier(A),B),A)
        | ~ top_str(A)
        | closed_subset(B,A) ) ),
    inference(clausify,[],[normalize_0_1]) ).

fof(normalize_0_3,plain,
    ! [A,B] :
      ( ~ element(B,powerset(the_carrier(A)))
      | ~ open_subset(subset_complement(the_carrier(A),B),A)
      | ~ top_str(A)
      | closed_subset(B,A) ),
    inference(conjunct,[],[normalize_0_2]) ).

fof(normalize_0_4,plain,
    ? [A] :
      ( top_str(A)
      & ? [B] :
          ( ~ closed_subset(subset_complement(the_carrier(A),B),A)
          & element(B,powerset(the_carrier(A)))
          & open_subset(B,A) ) ),
    inference(canonicalize,[],[negate_0_0]) ).

fof(normalize_0_5,plain,
    ( top_str(skolemFOFtoCNF_A_2)
    & ? [B] :
        ( ~ closed_subset(subset_complement(the_carrier(skolemFOFtoCNF_A_2),B),skolemFOFtoCNF_A_2)
        & element(B,powerset(the_carrier(skolemFOFtoCNF_A_2)))
        & open_subset(B,skolemFOFtoCNF_A_2) ) ),
    inference(skolemize,[],[normalize_0_4]) ).

fof(normalize_0_6,plain,
    ? [B] :
      ( ~ closed_subset(subset_complement(the_carrier(skolemFOFtoCNF_A_2),B),skolemFOFtoCNF_A_2)
      & element(B,powerset(the_carrier(skolemFOFtoCNF_A_2)))
      & open_subset(B,skolemFOFtoCNF_A_2) ),
    inference(conjunct,[],[normalize_0_5]) ).

fof(normalize_0_7,plain,
    ( ~ closed_subset(subset_complement(the_carrier(skolemFOFtoCNF_A_2),skolemFOFtoCNF_B_1),skolemFOFtoCNF_A_2)
    & element(skolemFOFtoCNF_B_1,powerset(the_carrier(skolemFOFtoCNF_A_2)))
    & open_subset(skolemFOFtoCNF_B_1,skolemFOFtoCNF_A_2) ),
    inference(skolemize,[],[normalize_0_6]) ).

fof(normalize_0_8,plain,
    element(skolemFOFtoCNF_B_1,powerset(the_carrier(skolemFOFtoCNF_A_2))),
    inference(conjunct,[],[normalize_0_7]) ).

fof(normalize_0_9,plain,
    ! [A,B] :
      ( ~ element(B,powerset(A))
      | subset_complement(A,subset_complement(A,B)) = B ),
    inference(canonicalize,[],[involutiveness_k3_subset_1]) ).

fof(normalize_0_10,plain,
    ! [A,B] :
      ( ~ element(B,powerset(A))
      | subset_complement(A,subset_complement(A,B)) = B ),
    inference(specialize,[],[normalize_0_9]) ).

fof(normalize_0_11,plain,
    ! [A,B] :
      ( ~ element(B,powerset(A))
      | element(subset_complement(A,B),powerset(A)) ),
    inference(canonicalize,[],[dt_k3_subset_1]) ).

fof(normalize_0_12,plain,
    ! [A,B] :
      ( ~ element(B,powerset(A))
      | element(subset_complement(A,B),powerset(A)) ),
    inference(specialize,[],[normalize_0_11]) ).

fof(normalize_0_13,plain,
    open_subset(skolemFOFtoCNF_B_1,skolemFOFtoCNF_A_2),
    inference(conjunct,[],[normalize_0_7]) ).

fof(normalize_0_14,plain,
    top_str(skolemFOFtoCNF_A_2),
    inference(conjunct,[],[normalize_0_5]) ).

fof(normalize_0_15,plain,
    ~ closed_subset(subset_complement(the_carrier(skolemFOFtoCNF_A_2),skolemFOFtoCNF_B_1),skolemFOFtoCNF_A_2),
    inference(conjunct,[],[normalize_0_7]) ).

cnf(refute_0_0,plain,
    ( ~ element(B,powerset(the_carrier(A)))
    | ~ open_subset(subset_complement(the_carrier(A),B),A)
    | ~ top_str(A)
    | closed_subset(B,A) ),
    inference(canonicalize,[],[normalize_0_3]) ).

cnf(refute_0_1,plain,
    ( ~ element(subset_complement(the_carrier(skolemFOFtoCNF_A_2),skolemFOFtoCNF_B_1),powerset(the_carrier(skolemFOFtoCNF_A_2)))
    | ~ open_subset(subset_complement(the_carrier(skolemFOFtoCNF_A_2),subset_complement(the_carrier(skolemFOFtoCNF_A_2),skolemFOFtoCNF_B_1)),skolemFOFtoCNF_A_2)
    | ~ top_str(skolemFOFtoCNF_A_2)
    | closed_subset(subset_complement(the_carrier(skolemFOFtoCNF_A_2),skolemFOFtoCNF_B_1),skolemFOFtoCNF_A_2) ),
    inference(subst,[],[refute_0_0:[bind(A,$fot(skolemFOFtoCNF_A_2)),bind(B,$fot(subset_complement(the_carrier(skolemFOFtoCNF_A_2),skolemFOFtoCNF_B_1)))]]) ).

cnf(refute_0_2,plain,
    element(skolemFOFtoCNF_B_1,powerset(the_carrier(skolemFOFtoCNF_A_2))),
    inference(canonicalize,[],[normalize_0_8]) ).

cnf(refute_0_3,plain,
    ( ~ element(B,powerset(A))
    | subset_complement(A,subset_complement(A,B)) = B ),
    inference(canonicalize,[],[normalize_0_10]) ).

cnf(refute_0_4,plain,
    ( ~ element(skolemFOFtoCNF_B_1,powerset(the_carrier(skolemFOFtoCNF_A_2)))
    | subset_complement(the_carrier(skolemFOFtoCNF_A_2),subset_complement(the_carrier(skolemFOFtoCNF_A_2),skolemFOFtoCNF_B_1)) = skolemFOFtoCNF_B_1 ),
    inference(subst,[],[refute_0_3:[bind(A,$fot(the_carrier(skolemFOFtoCNF_A_2))),bind(B,$fot(skolemFOFtoCNF_B_1))]]) ).

cnf(refute_0_5,plain,
    subset_complement(the_carrier(skolemFOFtoCNF_A_2),subset_complement(the_carrier(skolemFOFtoCNF_A_2),skolemFOFtoCNF_B_1)) = skolemFOFtoCNF_B_1,
    inference(resolve,[$cnf( element(skolemFOFtoCNF_B_1,powerset(the_carrier(skolemFOFtoCNF_A_2))) )],[refute_0_2,refute_0_4]) ).

cnf(refute_0_6,plain,
    ( subset_complement(the_carrier(skolemFOFtoCNF_A_2),subset_complement(the_carrier(skolemFOFtoCNF_A_2),skolemFOFtoCNF_B_1)) != skolemFOFtoCNF_B_1
    | ~ open_subset(skolemFOFtoCNF_B_1,skolemFOFtoCNF_A_2)
    | open_subset(subset_complement(the_carrier(skolemFOFtoCNF_A_2),subset_complement(the_carrier(skolemFOFtoCNF_A_2),skolemFOFtoCNF_B_1)),skolemFOFtoCNF_A_2) ),
    introduced(tautology,[equality,[$cnf( ~ open_subset(subset_complement(the_carrier(skolemFOFtoCNF_A_2),subset_complement(the_carrier(skolemFOFtoCNF_A_2),skolemFOFtoCNF_B_1)),skolemFOFtoCNF_A_2) ),[0],$fot(skolemFOFtoCNF_B_1)]]) ).

cnf(refute_0_7,plain,
    ( ~ open_subset(skolemFOFtoCNF_B_1,skolemFOFtoCNF_A_2)
    | open_subset(subset_complement(the_carrier(skolemFOFtoCNF_A_2),subset_complement(the_carrier(skolemFOFtoCNF_A_2),skolemFOFtoCNF_B_1)),skolemFOFtoCNF_A_2) ),
    inference(resolve,[$cnf( $equal(subset_complement(the_carrier(skolemFOFtoCNF_A_2),subset_complement(the_carrier(skolemFOFtoCNF_A_2),skolemFOFtoCNF_B_1)),skolemFOFtoCNF_B_1) )],[refute_0_5,refute_0_6]) ).

cnf(refute_0_8,plain,
    ( ~ element(subset_complement(the_carrier(skolemFOFtoCNF_A_2),skolemFOFtoCNF_B_1),powerset(the_carrier(skolemFOFtoCNF_A_2)))
    | ~ open_subset(skolemFOFtoCNF_B_1,skolemFOFtoCNF_A_2)
    | ~ top_str(skolemFOFtoCNF_A_2)
    | closed_subset(subset_complement(the_carrier(skolemFOFtoCNF_A_2),skolemFOFtoCNF_B_1),skolemFOFtoCNF_A_2) ),
    inference(resolve,[$cnf( open_subset(subset_complement(the_carrier(skolemFOFtoCNF_A_2),subset_complement(the_carrier(skolemFOFtoCNF_A_2),skolemFOFtoCNF_B_1)),skolemFOFtoCNF_A_2) )],[refute_0_7,refute_0_1]) ).

cnf(refute_0_9,plain,
    ( ~ element(B,powerset(A))
    | element(subset_complement(A,B),powerset(A)) ),
    inference(canonicalize,[],[normalize_0_12]) ).

cnf(refute_0_10,plain,
    ( ~ element(skolemFOFtoCNF_B_1,powerset(the_carrier(skolemFOFtoCNF_A_2)))
    | element(subset_complement(the_carrier(skolemFOFtoCNF_A_2),skolemFOFtoCNF_B_1),powerset(the_carrier(skolemFOFtoCNF_A_2))) ),
    inference(subst,[],[refute_0_9:[bind(A,$fot(the_carrier(skolemFOFtoCNF_A_2))),bind(B,$fot(skolemFOFtoCNF_B_1))]]) ).

cnf(refute_0_11,plain,
    element(subset_complement(the_carrier(skolemFOFtoCNF_A_2),skolemFOFtoCNF_B_1),powerset(the_carrier(skolemFOFtoCNF_A_2))),
    inference(resolve,[$cnf( element(skolemFOFtoCNF_B_1,powerset(the_carrier(skolemFOFtoCNF_A_2))) )],[refute_0_2,refute_0_10]) ).

cnf(refute_0_12,plain,
    ( ~ open_subset(skolemFOFtoCNF_B_1,skolemFOFtoCNF_A_2)
    | ~ top_str(skolemFOFtoCNF_A_2)
    | closed_subset(subset_complement(the_carrier(skolemFOFtoCNF_A_2),skolemFOFtoCNF_B_1),skolemFOFtoCNF_A_2) ),
    inference(resolve,[$cnf( element(subset_complement(the_carrier(skolemFOFtoCNF_A_2),skolemFOFtoCNF_B_1),powerset(the_carrier(skolemFOFtoCNF_A_2))) )],[refute_0_11,refute_0_8]) ).

cnf(refute_0_13,plain,
    open_subset(skolemFOFtoCNF_B_1,skolemFOFtoCNF_A_2),
    inference(canonicalize,[],[normalize_0_13]) ).

cnf(refute_0_14,plain,
    ( ~ top_str(skolemFOFtoCNF_A_2)
    | closed_subset(subset_complement(the_carrier(skolemFOFtoCNF_A_2),skolemFOFtoCNF_B_1),skolemFOFtoCNF_A_2) ),
    inference(resolve,[$cnf( open_subset(skolemFOFtoCNF_B_1,skolemFOFtoCNF_A_2) )],[refute_0_13,refute_0_12]) ).

cnf(refute_0_15,plain,
    top_str(skolemFOFtoCNF_A_2),
    inference(canonicalize,[],[normalize_0_14]) ).

cnf(refute_0_16,plain,
    closed_subset(subset_complement(the_carrier(skolemFOFtoCNF_A_2),skolemFOFtoCNF_B_1),skolemFOFtoCNF_A_2),
    inference(resolve,[$cnf( top_str(skolemFOFtoCNF_A_2) )],[refute_0_15,refute_0_14]) ).

cnf(refute_0_17,plain,
    ~ closed_subset(subset_complement(the_carrier(skolemFOFtoCNF_A_2),skolemFOFtoCNF_B_1),skolemFOFtoCNF_A_2),
    inference(canonicalize,[],[normalize_0_15]) ).

cnf(refute_0_18,plain,
    $false,
    inference(resolve,[$cnf( closed_subset(subset_complement(the_carrier(skolemFOFtoCNF_A_2),skolemFOFtoCNF_B_1),skolemFOFtoCNF_A_2) )],[refute_0_16,refute_0_17]) ).

fof(negate_1_0,plain,
    ~ ! [A] :
        ( top_str(A)
       => ! [B] :
            ( ( element(B,powerset(the_carrier(A)))
              & closed_subset(subset_complement(the_carrier(A),B),A) )
           => open_subset(B,A) ) ),
    inference(negate,[],[subgoal_1]) ).

fof(normalize_1_0,plain,
    ? [A] :
      ( top_str(A)
      & ? [B] :
          ( ~ open_subset(B,A)
          & closed_subset(subset_complement(the_carrier(A),B),A)
          & element(B,powerset(the_carrier(A))) ) ),
    inference(canonicalize,[],[negate_1_0]) ).

fof(normalize_1_1,plain,
    ( top_str(skolemFOFtoCNF_A_3)
    & ? [B] :
        ( ~ open_subset(B,skolemFOFtoCNF_A_3)
        & closed_subset(subset_complement(the_carrier(skolemFOFtoCNF_A_3),B),skolemFOFtoCNF_A_3)
        & element(B,powerset(the_carrier(skolemFOFtoCNF_A_3))) ) ),
    inference(skolemize,[],[normalize_1_0]) ).

fof(normalize_1_2,plain,
    ? [B] :
      ( ~ open_subset(B,skolemFOFtoCNF_A_3)
      & closed_subset(subset_complement(the_carrier(skolemFOFtoCNF_A_3),B),skolemFOFtoCNF_A_3)
      & element(B,powerset(the_carrier(skolemFOFtoCNF_A_3))) ),
    inference(conjunct,[],[normalize_1_1]) ).

fof(normalize_1_3,plain,
    ( ~ open_subset(skolemFOFtoCNF_B_2,skolemFOFtoCNF_A_3)
    & closed_subset(subset_complement(the_carrier(skolemFOFtoCNF_A_3),skolemFOFtoCNF_B_2),skolemFOFtoCNF_A_3)
    & element(skolemFOFtoCNF_B_2,powerset(the_carrier(skolemFOFtoCNF_A_3))) ),
    inference(skolemize,[],[normalize_1_2]) ).

fof(normalize_1_4,plain,
    element(skolemFOFtoCNF_B_2,powerset(the_carrier(skolemFOFtoCNF_A_3))),
    inference(conjunct,[],[normalize_1_3]) ).

fof(normalize_1_5,plain,
    ! [A,B] :
      ( ~ element(B,powerset(A))
      | element(subset_complement(A,B),powerset(A)) ),
    inference(canonicalize,[],[dt_k3_subset_1]) ).

fof(normalize_1_6,plain,
    ! [A,B] :
      ( ~ element(B,powerset(A))
      | element(subset_complement(A,B),powerset(A)) ),
    inference(specialize,[],[normalize_1_5]) ).

fof(normalize_1_7,plain,
    ! [A] :
      ( ~ top_str(A)
      | ! [B] :
          ( ~ element(B,powerset(the_carrier(A)))
          | ( ~ closed_subset(B,A)
          <=> ~ open_subset(subset_complement(the_carrier(A),B),A) ) ) ),
    inference(canonicalize,[],[t29_tops_1]) ).

fof(normalize_1_8,plain,
    ! [A] :
      ( ~ top_str(A)
      | ! [B] :
          ( ~ element(B,powerset(the_carrier(A)))
          | ( ~ closed_subset(B,A)
          <=> ~ open_subset(subset_complement(the_carrier(A),B),A) ) ) ),
    inference(specialize,[],[normalize_1_7]) ).

fof(normalize_1_9,plain,
    ! [A,B] :
      ( ( ~ closed_subset(B,A)
        | ~ element(B,powerset(the_carrier(A)))
        | ~ top_str(A)
        | open_subset(subset_complement(the_carrier(A),B),A) )
      & ( ~ element(B,powerset(the_carrier(A)))
        | ~ open_subset(subset_complement(the_carrier(A),B),A)
        | ~ top_str(A)
        | closed_subset(B,A) ) ),
    inference(clausify,[],[normalize_1_8]) ).

fof(normalize_1_10,plain,
    ! [A,B] :
      ( ~ closed_subset(B,A)
      | ~ element(B,powerset(the_carrier(A)))
      | ~ top_str(A)
      | open_subset(subset_complement(the_carrier(A),B),A) ),
    inference(conjunct,[],[normalize_1_9]) ).

fof(normalize_1_11,plain,
    ! [A,B] :
      ( ~ element(B,powerset(A))
      | subset_complement(A,subset_complement(A,B)) = B ),
    inference(canonicalize,[],[involutiveness_k3_subset_1]) ).

fof(normalize_1_12,plain,
    ! [A,B] :
      ( ~ element(B,powerset(A))
      | subset_complement(A,subset_complement(A,B)) = B ),
    inference(specialize,[],[normalize_1_11]) ).

fof(normalize_1_13,plain,
    closed_subset(subset_complement(the_carrier(skolemFOFtoCNF_A_3),skolemFOFtoCNF_B_2),skolemFOFtoCNF_A_3),
    inference(conjunct,[],[normalize_1_3]) ).

fof(normalize_1_14,plain,
    top_str(skolemFOFtoCNF_A_3),
    inference(conjunct,[],[normalize_1_1]) ).

fof(normalize_1_15,plain,
    ~ open_subset(skolemFOFtoCNF_B_2,skolemFOFtoCNF_A_3),
    inference(conjunct,[],[normalize_1_3]) ).

cnf(refute_1_0,plain,
    element(skolemFOFtoCNF_B_2,powerset(the_carrier(skolemFOFtoCNF_A_3))),
    inference(canonicalize,[],[normalize_1_4]) ).

cnf(refute_1_1,plain,
    ( ~ element(B,powerset(A))
    | element(subset_complement(A,B),powerset(A)) ),
    inference(canonicalize,[],[normalize_1_6]) ).

cnf(refute_1_2,plain,
    ( ~ element(skolemFOFtoCNF_B_2,powerset(the_carrier(skolemFOFtoCNF_A_3)))
    | element(subset_complement(the_carrier(skolemFOFtoCNF_A_3),skolemFOFtoCNF_B_2),powerset(the_carrier(skolemFOFtoCNF_A_3))) ),
    inference(subst,[],[refute_1_1:[bind(A,$fot(the_carrier(skolemFOFtoCNF_A_3))),bind(B,$fot(skolemFOFtoCNF_B_2))]]) ).

cnf(refute_1_3,plain,
    element(subset_complement(the_carrier(skolemFOFtoCNF_A_3),skolemFOFtoCNF_B_2),powerset(the_carrier(skolemFOFtoCNF_A_3))),
    inference(resolve,[$cnf( element(skolemFOFtoCNF_B_2,powerset(the_carrier(skolemFOFtoCNF_A_3))) )],[refute_1_0,refute_1_2]) ).

cnf(refute_1_4,plain,
    ( ~ closed_subset(B,A)
    | ~ element(B,powerset(the_carrier(A)))
    | ~ top_str(A)
    | open_subset(subset_complement(the_carrier(A),B),A) ),
    inference(canonicalize,[],[normalize_1_10]) ).

cnf(refute_1_5,plain,
    ( ~ closed_subset(subset_complement(the_carrier(skolemFOFtoCNF_A_3),skolemFOFtoCNF_B_2),skolemFOFtoCNF_A_3)
    | ~ element(subset_complement(the_carrier(skolemFOFtoCNF_A_3),skolemFOFtoCNF_B_2),powerset(the_carrier(skolemFOFtoCNF_A_3)))
    | ~ top_str(skolemFOFtoCNF_A_3)
    | open_subset(subset_complement(the_carrier(skolemFOFtoCNF_A_3),subset_complement(the_carrier(skolemFOFtoCNF_A_3),skolemFOFtoCNF_B_2)),skolemFOFtoCNF_A_3) ),
    inference(subst,[],[refute_1_4:[bind(A,$fot(skolemFOFtoCNF_A_3)),bind(B,$fot(subset_complement(the_carrier(skolemFOFtoCNF_A_3),skolemFOFtoCNF_B_2)))]]) ).

cnf(refute_1_6,plain,
    ( ~ closed_subset(subset_complement(the_carrier(skolemFOFtoCNF_A_3),skolemFOFtoCNF_B_2),skolemFOFtoCNF_A_3)
    | ~ top_str(skolemFOFtoCNF_A_3)
    | open_subset(subset_complement(the_carrier(skolemFOFtoCNF_A_3),subset_complement(the_carrier(skolemFOFtoCNF_A_3),skolemFOFtoCNF_B_2)),skolemFOFtoCNF_A_3) ),
    inference(resolve,[$cnf( element(subset_complement(the_carrier(skolemFOFtoCNF_A_3),skolemFOFtoCNF_B_2),powerset(the_carrier(skolemFOFtoCNF_A_3))) )],[refute_1_3,refute_1_5]) ).

cnf(refute_1_7,plain,
    ( ~ element(B,powerset(A))
    | subset_complement(A,subset_complement(A,B)) = B ),
    inference(canonicalize,[],[normalize_1_12]) ).

cnf(refute_1_8,plain,
    ( ~ element(skolemFOFtoCNF_B_2,powerset(the_carrier(skolemFOFtoCNF_A_3)))
    | subset_complement(the_carrier(skolemFOFtoCNF_A_3),subset_complement(the_carrier(skolemFOFtoCNF_A_3),skolemFOFtoCNF_B_2)) = skolemFOFtoCNF_B_2 ),
    inference(subst,[],[refute_1_7:[bind(A,$fot(the_carrier(skolemFOFtoCNF_A_3))),bind(B,$fot(skolemFOFtoCNF_B_2))]]) ).

cnf(refute_1_9,plain,
    subset_complement(the_carrier(skolemFOFtoCNF_A_3),subset_complement(the_carrier(skolemFOFtoCNF_A_3),skolemFOFtoCNF_B_2)) = skolemFOFtoCNF_B_2,
    inference(resolve,[$cnf( element(skolemFOFtoCNF_B_2,powerset(the_carrier(skolemFOFtoCNF_A_3))) )],[refute_1_0,refute_1_8]) ).

cnf(refute_1_10,plain,
    ( subset_complement(the_carrier(skolemFOFtoCNF_A_3),subset_complement(the_carrier(skolemFOFtoCNF_A_3),skolemFOFtoCNF_B_2)) != skolemFOFtoCNF_B_2
    | ~ open_subset(subset_complement(the_carrier(skolemFOFtoCNF_A_3),subset_complement(the_carrier(skolemFOFtoCNF_A_3),skolemFOFtoCNF_B_2)),skolemFOFtoCNF_A_3)
    | open_subset(skolemFOFtoCNF_B_2,skolemFOFtoCNF_A_3) ),
    introduced(tautology,[equality,[$cnf( open_subset(subset_complement(the_carrier(skolemFOFtoCNF_A_3),subset_complement(the_carrier(skolemFOFtoCNF_A_3),skolemFOFtoCNF_B_2)),skolemFOFtoCNF_A_3) ),[0],$fot(skolemFOFtoCNF_B_2)]]) ).

cnf(refute_1_11,plain,
    ( ~ open_subset(subset_complement(the_carrier(skolemFOFtoCNF_A_3),subset_complement(the_carrier(skolemFOFtoCNF_A_3),skolemFOFtoCNF_B_2)),skolemFOFtoCNF_A_3)
    | open_subset(skolemFOFtoCNF_B_2,skolemFOFtoCNF_A_3) ),
    inference(resolve,[$cnf( $equal(subset_complement(the_carrier(skolemFOFtoCNF_A_3),subset_complement(the_carrier(skolemFOFtoCNF_A_3),skolemFOFtoCNF_B_2)),skolemFOFtoCNF_B_2) )],[refute_1_9,refute_1_10]) ).

cnf(refute_1_12,plain,
    ( ~ closed_subset(subset_complement(the_carrier(skolemFOFtoCNF_A_3),skolemFOFtoCNF_B_2),skolemFOFtoCNF_A_3)
    | ~ top_str(skolemFOFtoCNF_A_3)
    | open_subset(skolemFOFtoCNF_B_2,skolemFOFtoCNF_A_3) ),
    inference(resolve,[$cnf( open_subset(subset_complement(the_carrier(skolemFOFtoCNF_A_3),subset_complement(the_carrier(skolemFOFtoCNF_A_3),skolemFOFtoCNF_B_2)),skolemFOFtoCNF_A_3) )],[refute_1_6,refute_1_11]) ).

cnf(refute_1_13,plain,
    closed_subset(subset_complement(the_carrier(skolemFOFtoCNF_A_3),skolemFOFtoCNF_B_2),skolemFOFtoCNF_A_3),
    inference(canonicalize,[],[normalize_1_13]) ).

cnf(refute_1_14,plain,
    ( ~ top_str(skolemFOFtoCNF_A_3)
    | open_subset(skolemFOFtoCNF_B_2,skolemFOFtoCNF_A_3) ),
    inference(resolve,[$cnf( closed_subset(subset_complement(the_carrier(skolemFOFtoCNF_A_3),skolemFOFtoCNF_B_2),skolemFOFtoCNF_A_3) )],[refute_1_13,refute_1_12]) ).

cnf(refute_1_15,plain,
    top_str(skolemFOFtoCNF_A_3),
    inference(canonicalize,[],[normalize_1_14]) ).

cnf(refute_1_16,plain,
    open_subset(skolemFOFtoCNF_B_2,skolemFOFtoCNF_A_3),
    inference(resolve,[$cnf( top_str(skolemFOFtoCNF_A_3) )],[refute_1_15,refute_1_14]) ).

cnf(refute_1_17,plain,
    ~ open_subset(skolemFOFtoCNF_B_2,skolemFOFtoCNF_A_3),
    inference(canonicalize,[],[normalize_1_15]) ).

cnf(refute_1_18,plain,
    $false,
    inference(resolve,[$cnf( open_subset(skolemFOFtoCNF_B_2,skolemFOFtoCNF_A_3) )],[refute_1_16,refute_1_17]) ).

%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.08/0.14  % Problem  : SEU320+1 : TPTP v8.1.0. Released v3.3.0.
% 0.08/0.15  % Command  : metis --show proof --show saturation %s
% 0.15/0.36  % Computer : n007.cluster.edu
% 0.15/0.36  % Model    : x86_64 x86_64
% 0.15/0.36  % CPU      : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.15/0.36  % Memory   : 8042.1875MB
% 0.15/0.36  % OS       : Linux 3.10.0-693.el7.x86_64
% 0.15/0.36  % CPULimit : 300
% 0.15/0.36  % WCLimit  : 600
% 0.15/0.36  % DateTime : Mon Jun 20 11:01:59 EDT 2022
% 0.15/0.37  % CPUTime  : 
% 0.15/0.37  %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
% 0.23/0.40  % SZS status Theorem for /export/starexec/sandbox2/benchmark/theBenchmark.p
% 0.23/0.40  
% 0.23/0.40  % SZS output start CNFRefutation for /export/starexec/sandbox2/benchmark/theBenchmark.p
% See solution above
% 0.23/0.42  
%------------------------------------------------------------------------------