TSTP Solution File: SET666+3 by SInE---0.4

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%------------------------------------------------------------------------------
% File     : SInE---0.4
% Problem  : SET666+3 : TPTP v5.0.0. Released v2.2.0.
% Transfm  : none
% Format   : tptp:raw
% Command  : Source/sine.py -e eprover -t %d %s

% Computer : art06.cs.miami.edu
% Model    : i686 i686
% CPU      : Intel(R) Pentium(R) 4 CPU 2.80GHz @ 2793MHz
% Memory   : 2018MB
% OS       : Linux 2.6.26.8-57.fc8
% CPULimit : 300s
% DateTime : Sun Dec 26 03:09:04 EST 2010

% Result   : Theorem 0.20s
% Output   : CNFRefutation 0.20s
% Verified : 
% SZS Type : Refutation
%            Derivation depth      :   19
%            Number of leaves      :   10
% Syntax   : Number of formulae    :   99 (  12 unt;   0 def)
%            Number of atoms       :  476 (   0 equ)
%            Maximal formula atoms :   18 (   4 avg)
%            Number of connectives :  624 ( 247   ~; 280   |;  62   &)
%                                         (   8 <=>;  27  =>;   0  <=;   0 <~>)
%            Maximal formula depth :   11 (   6 avg)
%            Maximal term depth    :    3 (   1 avg)
%            Number of predicates  :    5 (   4 usr;   1 prp; 0-2 aty)
%            Number of functors    :   12 (  12 usr;   2 con; 0-2 aty)
%            Number of variables   :  208 (   4 sgn 109   !;   8   ?)

% Comments : 
%------------------------------------------------------------------------------
fof(1,conjecture,
    ! [X1] :
      ( ilf_type(X1,set_type)
     => ilf_type(identity_relation_of(X1),identity_relation_of_type(X1)) ),
    file('/tmp/tmpBExxDK/sel_SET666+3.p_1',prove_relset_1_29) ).

fof(2,axiom,
    ! [X1] : ilf_type(X1,set_type),
    file('/tmp/tmpBExxDK/sel_SET666+3.p_1',p24) ).

fof(6,axiom,
    ! [X1] :
      ( ilf_type(X1,set_type)
     => ( empty(X1)
      <=> ! [X2] :
            ( ilf_type(X2,set_type)
           => ~ member(X2,X1) ) ) ),
    file('/tmp/tmpBExxDK/sel_SET666+3.p_1',p22) ).

fof(9,axiom,
    ! [X1] :
      ( ilf_type(X1,set_type)
     => ! [X2] :
          ( ilf_type(X2,set_type)
         => ( ilf_type(X2,subset_type(X1))
          <=> ilf_type(X2,member_type(power_set(X1))) ) ) ),
    file('/tmp/tmpBExxDK/sel_SET666+3.p_1',p12) ).

fof(11,axiom,
    ! [X1] :
      ( ilf_type(X1,set_type)
     => ! [X2] :
          ( ilf_type(X2,set_type)
         => ( subset(X1,X2)
          <=> ! [X3] :
                ( ilf_type(X3,set_type)
               => ( member(X3,X1)
                 => member(X3,X2) ) ) ) ) ),
    file('/tmp/tmpBExxDK/sel_SET666+3.p_1',p14) ).

fof(13,axiom,
    ! [X1] :
      ( ilf_type(X1,set_type)
     => ! [X2] :
          ( ilf_type(X2,set_type)
         => ( member(X1,power_set(X2))
          <=> ! [X3] :
                ( ilf_type(X3,set_type)
               => ( member(X3,X1)
                 => member(X3,X2) ) ) ) ) ),
    file('/tmp/tmpBExxDK/sel_SET666+3.p_1',p16) ).

fof(15,axiom,
    ! [X1] :
      ( ilf_type(X1,set_type)
     => ! [X2] :
          ( ( ~ empty(X2)
            & ilf_type(X2,set_type) )
         => ( ilf_type(X1,member_type(X2))
          <=> member(X1,X2) ) ) ),
    file('/tmp/tmpBExxDK/sel_SET666+3.p_1',p18) ).

fof(18,axiom,
    ! [X1] :
      ( ilf_type(X1,set_type)
     => subset(identity_relation_of(X1),cross_product(X1,X1)) ),
    file('/tmp/tmpBExxDK/sel_SET666+3.p_1',p3) ).

fof(19,axiom,
    ! [X1] :
      ( ilf_type(X1,set_type)
     => ! [X2] :
          ( ilf_type(X2,set_type)
         => ( ! [X3] :
                ( ilf_type(X3,subset_type(cross_product(X1,X2)))
               => ilf_type(X3,relation_type(X1,X2)) )
            & ! [X4] :
                ( ilf_type(X4,relation_type(X1,X2))
               => ilf_type(X4,subset_type(cross_product(X1,X2))) ) ) ) ),
    file('/tmp/tmpBExxDK/sel_SET666+3.p_1',p1) ).

fof(20,axiom,
    ! [X1] :
      ( ilf_type(X1,set_type)
     => ! [X2] :
          ( ilf_type(X2,set_type)
         => ( ilf_type(X2,identity_relation_of_type(X1))
          <=> ilf_type(X2,relation_type(X1,X1)) ) ) ),
    file('/tmp/tmpBExxDK/sel_SET666+3.p_1',p6) ).

fof(26,negated_conjecture,
    ~ ! [X1] :
        ( ilf_type(X1,set_type)
       => ilf_type(identity_relation_of(X1),identity_relation_of_type(X1)) ),
    inference(assume_negation,[status(cth)],[1]) ).

fof(27,plain,
    ! [X1] :
      ( ilf_type(X1,set_type)
     => ( empty(X1)
      <=> ! [X2] :
            ( ilf_type(X2,set_type)
           => ~ member(X2,X1) ) ) ),
    inference(fof_simplification,[status(thm)],[6,theory(equality)]) ).

fof(29,plain,
    ! [X1] :
      ( ilf_type(X1,set_type)
     => ! [X2] :
          ( ( ~ empty(X2)
            & ilf_type(X2,set_type) )
         => ( ilf_type(X1,member_type(X2))
          <=> member(X1,X2) ) ) ),
    inference(fof_simplification,[status(thm)],[15,theory(equality)]) ).

fof(31,negated_conjecture,
    ? [X1] :
      ( ilf_type(X1,set_type)
      & ~ ilf_type(identity_relation_of(X1),identity_relation_of_type(X1)) ),
    inference(fof_nnf,[status(thm)],[26]) ).

fof(32,negated_conjecture,
    ? [X2] :
      ( ilf_type(X2,set_type)
      & ~ ilf_type(identity_relation_of(X2),identity_relation_of_type(X2)) ),
    inference(variable_rename,[status(thm)],[31]) ).

fof(33,negated_conjecture,
    ( ilf_type(esk1_0,set_type)
    & ~ ilf_type(identity_relation_of(esk1_0),identity_relation_of_type(esk1_0)) ),
    inference(skolemize,[status(esa)],[32]) ).

cnf(34,negated_conjecture,
    ~ ilf_type(identity_relation_of(esk1_0),identity_relation_of_type(esk1_0)),
    inference(split_conjunct,[status(thm)],[33]) ).

fof(36,plain,
    ! [X2] : ilf_type(X2,set_type),
    inference(variable_rename,[status(thm)],[2]) ).

cnf(37,plain,
    ilf_type(X1,set_type),
    inference(split_conjunct,[status(thm)],[36]) ).

fof(56,plain,
    ! [X1] :
      ( ~ ilf_type(X1,set_type)
      | ( ( ~ empty(X1)
          | ! [X2] :
              ( ~ ilf_type(X2,set_type)
              | ~ member(X2,X1) ) )
        & ( ? [X2] :
              ( ilf_type(X2,set_type)
              & member(X2,X1) )
          | empty(X1) ) ) ),
    inference(fof_nnf,[status(thm)],[27]) ).

fof(57,plain,
    ! [X3] :
      ( ~ ilf_type(X3,set_type)
      | ( ( ~ empty(X3)
          | ! [X4] :
              ( ~ ilf_type(X4,set_type)
              | ~ member(X4,X3) ) )
        & ( ? [X5] :
              ( ilf_type(X5,set_type)
              & member(X5,X3) )
          | empty(X3) ) ) ),
    inference(variable_rename,[status(thm)],[56]) ).

fof(58,plain,
    ! [X3] :
      ( ~ ilf_type(X3,set_type)
      | ( ( ~ empty(X3)
          | ! [X4] :
              ( ~ ilf_type(X4,set_type)
              | ~ member(X4,X3) ) )
        & ( ( ilf_type(esk5_1(X3),set_type)
            & member(esk5_1(X3),X3) )
          | empty(X3) ) ) ),
    inference(skolemize,[status(esa)],[57]) ).

fof(59,plain,
    ! [X3,X4] :
      ( ( ( ~ ilf_type(X4,set_type)
          | ~ member(X4,X3)
          | ~ empty(X3) )
        & ( ( ilf_type(esk5_1(X3),set_type)
            & member(esk5_1(X3),X3) )
          | empty(X3) ) )
      | ~ ilf_type(X3,set_type) ),
    inference(shift_quantors,[status(thm)],[58]) ).

fof(60,plain,
    ! [X3,X4] :
      ( ( ~ ilf_type(X4,set_type)
        | ~ member(X4,X3)
        | ~ empty(X3)
        | ~ ilf_type(X3,set_type) )
      & ( ilf_type(esk5_1(X3),set_type)
        | empty(X3)
        | ~ ilf_type(X3,set_type) )
      & ( member(esk5_1(X3),X3)
        | empty(X3)
        | ~ ilf_type(X3,set_type) ) ),
    inference(distribute,[status(thm)],[59]) ).

cnf(63,plain,
    ( ~ ilf_type(X1,set_type)
    | ~ empty(X1)
    | ~ member(X2,X1)
    | ~ ilf_type(X2,set_type) ),
    inference(split_conjunct,[status(thm)],[60]) ).

fof(73,plain,
    ! [X1] :
      ( ~ ilf_type(X1,set_type)
      | ! [X2] :
          ( ~ ilf_type(X2,set_type)
          | ( ( ~ ilf_type(X2,subset_type(X1))
              | ilf_type(X2,member_type(power_set(X1))) )
            & ( ~ ilf_type(X2,member_type(power_set(X1)))
              | ilf_type(X2,subset_type(X1)) ) ) ) ),
    inference(fof_nnf,[status(thm)],[9]) ).

fof(74,plain,
    ! [X3] :
      ( ~ ilf_type(X3,set_type)
      | ! [X4] :
          ( ~ ilf_type(X4,set_type)
          | ( ( ~ ilf_type(X4,subset_type(X3))
              | ilf_type(X4,member_type(power_set(X3))) )
            & ( ~ ilf_type(X4,member_type(power_set(X3)))
              | ilf_type(X4,subset_type(X3)) ) ) ) ),
    inference(variable_rename,[status(thm)],[73]) ).

fof(75,plain,
    ! [X3,X4] :
      ( ~ ilf_type(X4,set_type)
      | ( ( ~ ilf_type(X4,subset_type(X3))
          | ilf_type(X4,member_type(power_set(X3))) )
        & ( ~ ilf_type(X4,member_type(power_set(X3)))
          | ilf_type(X4,subset_type(X3)) ) )
      | ~ ilf_type(X3,set_type) ),
    inference(shift_quantors,[status(thm)],[74]) ).

fof(76,plain,
    ! [X3,X4] :
      ( ( ~ ilf_type(X4,subset_type(X3))
        | ilf_type(X4,member_type(power_set(X3)))
        | ~ ilf_type(X4,set_type)
        | ~ ilf_type(X3,set_type) )
      & ( ~ ilf_type(X4,member_type(power_set(X3)))
        | ilf_type(X4,subset_type(X3))
        | ~ ilf_type(X4,set_type)
        | ~ ilf_type(X3,set_type) ) ),
    inference(distribute,[status(thm)],[75]) ).

cnf(77,plain,
    ( ilf_type(X2,subset_type(X1))
    | ~ ilf_type(X1,set_type)
    | ~ ilf_type(X2,set_type)
    | ~ ilf_type(X2,member_type(power_set(X1))) ),
    inference(split_conjunct,[status(thm)],[76]) ).

fof(83,plain,
    ! [X1] :
      ( ~ ilf_type(X1,set_type)
      | ! [X2] :
          ( ~ ilf_type(X2,set_type)
          | ( ( ~ subset(X1,X2)
              | ! [X3] :
                  ( ~ ilf_type(X3,set_type)
                  | ~ member(X3,X1)
                  | member(X3,X2) ) )
            & ( ? [X3] :
                  ( ilf_type(X3,set_type)
                  & member(X3,X1)
                  & ~ member(X3,X2) )
              | subset(X1,X2) ) ) ) ),
    inference(fof_nnf,[status(thm)],[11]) ).

fof(84,plain,
    ! [X4] :
      ( ~ ilf_type(X4,set_type)
      | ! [X5] :
          ( ~ ilf_type(X5,set_type)
          | ( ( ~ subset(X4,X5)
              | ! [X6] :
                  ( ~ ilf_type(X6,set_type)
                  | ~ member(X6,X4)
                  | member(X6,X5) ) )
            & ( ? [X7] :
                  ( ilf_type(X7,set_type)
                  & member(X7,X4)
                  & ~ member(X7,X5) )
              | subset(X4,X5) ) ) ) ),
    inference(variable_rename,[status(thm)],[83]) ).

fof(85,plain,
    ! [X4] :
      ( ~ ilf_type(X4,set_type)
      | ! [X5] :
          ( ~ ilf_type(X5,set_type)
          | ( ( ~ subset(X4,X5)
              | ! [X6] :
                  ( ~ ilf_type(X6,set_type)
                  | ~ member(X6,X4)
                  | member(X6,X5) ) )
            & ( ( ilf_type(esk8_2(X4,X5),set_type)
                & member(esk8_2(X4,X5),X4)
                & ~ member(esk8_2(X4,X5),X5) )
              | subset(X4,X5) ) ) ) ),
    inference(skolemize,[status(esa)],[84]) ).

fof(86,plain,
    ! [X4,X5,X6] :
      ( ( ( ~ ilf_type(X6,set_type)
          | ~ member(X6,X4)
          | member(X6,X5)
          | ~ subset(X4,X5) )
        & ( ( ilf_type(esk8_2(X4,X5),set_type)
            & member(esk8_2(X4,X5),X4)
            & ~ member(esk8_2(X4,X5),X5) )
          | subset(X4,X5) ) )
      | ~ ilf_type(X5,set_type)
      | ~ ilf_type(X4,set_type) ),
    inference(shift_quantors,[status(thm)],[85]) ).

fof(87,plain,
    ! [X4,X5,X6] :
      ( ( ~ ilf_type(X6,set_type)
        | ~ member(X6,X4)
        | member(X6,X5)
        | ~ subset(X4,X5)
        | ~ ilf_type(X5,set_type)
        | ~ ilf_type(X4,set_type) )
      & ( ilf_type(esk8_2(X4,X5),set_type)
        | subset(X4,X5)
        | ~ ilf_type(X5,set_type)
        | ~ ilf_type(X4,set_type) )
      & ( member(esk8_2(X4,X5),X4)
        | subset(X4,X5)
        | ~ ilf_type(X5,set_type)
        | ~ ilf_type(X4,set_type) )
      & ( ~ member(esk8_2(X4,X5),X5)
        | subset(X4,X5)
        | ~ ilf_type(X5,set_type)
        | ~ ilf_type(X4,set_type) ) ),
    inference(distribute,[status(thm)],[86]) ).

cnf(91,plain,
    ( member(X3,X2)
    | ~ ilf_type(X1,set_type)
    | ~ ilf_type(X2,set_type)
    | ~ subset(X1,X2)
    | ~ member(X3,X1)
    | ~ ilf_type(X3,set_type) ),
    inference(split_conjunct,[status(thm)],[87]) ).

fof(95,plain,
    ! [X1] :
      ( ~ ilf_type(X1,set_type)
      | ! [X2] :
          ( ~ ilf_type(X2,set_type)
          | ( ( ~ member(X1,power_set(X2))
              | ! [X3] :
                  ( ~ ilf_type(X3,set_type)
                  | ~ member(X3,X1)
                  | member(X3,X2) ) )
            & ( ? [X3] :
                  ( ilf_type(X3,set_type)
                  & member(X3,X1)
                  & ~ member(X3,X2) )
              | member(X1,power_set(X2)) ) ) ) ),
    inference(fof_nnf,[status(thm)],[13]) ).

fof(96,plain,
    ! [X4] :
      ( ~ ilf_type(X4,set_type)
      | ! [X5] :
          ( ~ ilf_type(X5,set_type)
          | ( ( ~ member(X4,power_set(X5))
              | ! [X6] :
                  ( ~ ilf_type(X6,set_type)
                  | ~ member(X6,X4)
                  | member(X6,X5) ) )
            & ( ? [X7] :
                  ( ilf_type(X7,set_type)
                  & member(X7,X4)
                  & ~ member(X7,X5) )
              | member(X4,power_set(X5)) ) ) ) ),
    inference(variable_rename,[status(thm)],[95]) ).

fof(97,plain,
    ! [X4] :
      ( ~ ilf_type(X4,set_type)
      | ! [X5] :
          ( ~ ilf_type(X5,set_type)
          | ( ( ~ member(X4,power_set(X5))
              | ! [X6] :
                  ( ~ ilf_type(X6,set_type)
                  | ~ member(X6,X4)
                  | member(X6,X5) ) )
            & ( ( ilf_type(esk9_2(X4,X5),set_type)
                & member(esk9_2(X4,X5),X4)
                & ~ member(esk9_2(X4,X5),X5) )
              | member(X4,power_set(X5)) ) ) ) ),
    inference(skolemize,[status(esa)],[96]) ).

fof(98,plain,
    ! [X4,X5,X6] :
      ( ( ( ~ ilf_type(X6,set_type)
          | ~ member(X6,X4)
          | member(X6,X5)
          | ~ member(X4,power_set(X5)) )
        & ( ( ilf_type(esk9_2(X4,X5),set_type)
            & member(esk9_2(X4,X5),X4)
            & ~ member(esk9_2(X4,X5),X5) )
          | member(X4,power_set(X5)) ) )
      | ~ ilf_type(X5,set_type)
      | ~ ilf_type(X4,set_type) ),
    inference(shift_quantors,[status(thm)],[97]) ).

fof(99,plain,
    ! [X4,X5,X6] :
      ( ( ~ ilf_type(X6,set_type)
        | ~ member(X6,X4)
        | member(X6,X5)
        | ~ member(X4,power_set(X5))
        | ~ ilf_type(X5,set_type)
        | ~ ilf_type(X4,set_type) )
      & ( ilf_type(esk9_2(X4,X5),set_type)
        | member(X4,power_set(X5))
        | ~ ilf_type(X5,set_type)
        | ~ ilf_type(X4,set_type) )
      & ( member(esk9_2(X4,X5),X4)
        | member(X4,power_set(X5))
        | ~ ilf_type(X5,set_type)
        | ~ ilf_type(X4,set_type) )
      & ( ~ member(esk9_2(X4,X5),X5)
        | member(X4,power_set(X5))
        | ~ ilf_type(X5,set_type)
        | ~ ilf_type(X4,set_type) ) ),
    inference(distribute,[status(thm)],[98]) ).

cnf(100,plain,
    ( member(X1,power_set(X2))
    | ~ ilf_type(X1,set_type)
    | ~ ilf_type(X2,set_type)
    | ~ member(esk9_2(X1,X2),X2) ),
    inference(split_conjunct,[status(thm)],[99]) ).

cnf(101,plain,
    ( member(X1,power_set(X2))
    | member(esk9_2(X1,X2),X1)
    | ~ ilf_type(X1,set_type)
    | ~ ilf_type(X2,set_type) ),
    inference(split_conjunct,[status(thm)],[99]) ).

fof(109,plain,
    ! [X1] :
      ( ~ ilf_type(X1,set_type)
      | ! [X2] :
          ( empty(X2)
          | ~ ilf_type(X2,set_type)
          | ( ( ~ ilf_type(X1,member_type(X2))
              | member(X1,X2) )
            & ( ~ member(X1,X2)
              | ilf_type(X1,member_type(X2)) ) ) ) ),
    inference(fof_nnf,[status(thm)],[29]) ).

fof(110,plain,
    ! [X3] :
      ( ~ ilf_type(X3,set_type)
      | ! [X4] :
          ( empty(X4)
          | ~ ilf_type(X4,set_type)
          | ( ( ~ ilf_type(X3,member_type(X4))
              | member(X3,X4) )
            & ( ~ member(X3,X4)
              | ilf_type(X3,member_type(X4)) ) ) ) ),
    inference(variable_rename,[status(thm)],[109]) ).

fof(111,plain,
    ! [X3,X4] :
      ( empty(X4)
      | ~ ilf_type(X4,set_type)
      | ( ( ~ ilf_type(X3,member_type(X4))
          | member(X3,X4) )
        & ( ~ member(X3,X4)
          | ilf_type(X3,member_type(X4)) ) )
      | ~ ilf_type(X3,set_type) ),
    inference(shift_quantors,[status(thm)],[110]) ).

fof(112,plain,
    ! [X3,X4] :
      ( ( ~ ilf_type(X3,member_type(X4))
        | member(X3,X4)
        | empty(X4)
        | ~ ilf_type(X4,set_type)
        | ~ ilf_type(X3,set_type) )
      & ( ~ member(X3,X4)
        | ilf_type(X3,member_type(X4))
        | empty(X4)
        | ~ ilf_type(X4,set_type)
        | ~ ilf_type(X3,set_type) ) ),
    inference(distribute,[status(thm)],[111]) ).

cnf(113,plain,
    ( empty(X2)
    | ilf_type(X1,member_type(X2))
    | ~ ilf_type(X1,set_type)
    | ~ ilf_type(X2,set_type)
    | ~ member(X1,X2) ),
    inference(split_conjunct,[status(thm)],[112]) ).

fof(124,plain,
    ! [X1] :
      ( ~ ilf_type(X1,set_type)
      | subset(identity_relation_of(X1),cross_product(X1,X1)) ),
    inference(fof_nnf,[status(thm)],[18]) ).

fof(125,plain,
    ! [X2] :
      ( ~ ilf_type(X2,set_type)
      | subset(identity_relation_of(X2),cross_product(X2,X2)) ),
    inference(variable_rename,[status(thm)],[124]) ).

cnf(126,plain,
    ( subset(identity_relation_of(X1),cross_product(X1,X1))
    | ~ ilf_type(X1,set_type) ),
    inference(split_conjunct,[status(thm)],[125]) ).

fof(127,plain,
    ! [X1] :
      ( ~ ilf_type(X1,set_type)
      | ! [X2] :
          ( ~ ilf_type(X2,set_type)
          | ( ! [X3] :
                ( ~ ilf_type(X3,subset_type(cross_product(X1,X2)))
                | ilf_type(X3,relation_type(X1,X2)) )
            & ! [X4] :
                ( ~ ilf_type(X4,relation_type(X1,X2))
                | ilf_type(X4,subset_type(cross_product(X1,X2))) ) ) ) ),
    inference(fof_nnf,[status(thm)],[19]) ).

fof(128,plain,
    ! [X5] :
      ( ~ ilf_type(X5,set_type)
      | ! [X6] :
          ( ~ ilf_type(X6,set_type)
          | ( ! [X7] :
                ( ~ ilf_type(X7,subset_type(cross_product(X5,X6)))
                | ilf_type(X7,relation_type(X5,X6)) )
            & ! [X8] :
                ( ~ ilf_type(X8,relation_type(X5,X6))
                | ilf_type(X8,subset_type(cross_product(X5,X6))) ) ) ) ),
    inference(variable_rename,[status(thm)],[127]) ).

fof(129,plain,
    ! [X5,X6,X7,X8] :
      ( ( ( ~ ilf_type(X8,relation_type(X5,X6))
          | ilf_type(X8,subset_type(cross_product(X5,X6))) )
        & ( ~ ilf_type(X7,subset_type(cross_product(X5,X6)))
          | ilf_type(X7,relation_type(X5,X6)) ) )
      | ~ ilf_type(X6,set_type)
      | ~ ilf_type(X5,set_type) ),
    inference(shift_quantors,[status(thm)],[128]) ).

fof(130,plain,
    ! [X5,X6,X7,X8] :
      ( ( ~ ilf_type(X8,relation_type(X5,X6))
        | ilf_type(X8,subset_type(cross_product(X5,X6)))
        | ~ ilf_type(X6,set_type)
        | ~ ilf_type(X5,set_type) )
      & ( ~ ilf_type(X7,subset_type(cross_product(X5,X6)))
        | ilf_type(X7,relation_type(X5,X6))
        | ~ ilf_type(X6,set_type)
        | ~ ilf_type(X5,set_type) ) ),
    inference(distribute,[status(thm)],[129]) ).

cnf(131,plain,
    ( ilf_type(X3,relation_type(X1,X2))
    | ~ ilf_type(X1,set_type)
    | ~ ilf_type(X2,set_type)
    | ~ ilf_type(X3,subset_type(cross_product(X1,X2))) ),
    inference(split_conjunct,[status(thm)],[130]) ).

fof(133,plain,
    ! [X1] :
      ( ~ ilf_type(X1,set_type)
      | ! [X2] :
          ( ~ ilf_type(X2,set_type)
          | ( ( ~ ilf_type(X2,identity_relation_of_type(X1))
              | ilf_type(X2,relation_type(X1,X1)) )
            & ( ~ ilf_type(X2,relation_type(X1,X1))
              | ilf_type(X2,identity_relation_of_type(X1)) ) ) ) ),
    inference(fof_nnf,[status(thm)],[20]) ).

fof(134,plain,
    ! [X3] :
      ( ~ ilf_type(X3,set_type)
      | ! [X4] :
          ( ~ ilf_type(X4,set_type)
          | ( ( ~ ilf_type(X4,identity_relation_of_type(X3))
              | ilf_type(X4,relation_type(X3,X3)) )
            & ( ~ ilf_type(X4,relation_type(X3,X3))
              | ilf_type(X4,identity_relation_of_type(X3)) ) ) ) ),
    inference(variable_rename,[status(thm)],[133]) ).

fof(135,plain,
    ! [X3,X4] :
      ( ~ ilf_type(X4,set_type)
      | ( ( ~ ilf_type(X4,identity_relation_of_type(X3))
          | ilf_type(X4,relation_type(X3,X3)) )
        & ( ~ ilf_type(X4,relation_type(X3,X3))
          | ilf_type(X4,identity_relation_of_type(X3)) ) )
      | ~ ilf_type(X3,set_type) ),
    inference(shift_quantors,[status(thm)],[134]) ).

fof(136,plain,
    ! [X3,X4] :
      ( ( ~ ilf_type(X4,identity_relation_of_type(X3))
        | ilf_type(X4,relation_type(X3,X3))
        | ~ ilf_type(X4,set_type)
        | ~ ilf_type(X3,set_type) )
      & ( ~ ilf_type(X4,relation_type(X3,X3))
        | ilf_type(X4,identity_relation_of_type(X3))
        | ~ ilf_type(X4,set_type)
        | ~ ilf_type(X3,set_type) ) ),
    inference(distribute,[status(thm)],[135]) ).

cnf(137,plain,
    ( ilf_type(X2,identity_relation_of_type(X1))
    | ~ ilf_type(X1,set_type)
    | ~ ilf_type(X2,set_type)
    | ~ ilf_type(X2,relation_type(X1,X1)) ),
    inference(split_conjunct,[status(thm)],[136]) ).

cnf(198,plain,
    ( subset(identity_relation_of(X1),cross_product(X1,X1))
    | $false ),
    inference(rw,[status(thm)],[126,37,theory(equality)]) ).

cnf(199,plain,
    subset(identity_relation_of(X1),cross_product(X1,X1)),
    inference(cn,[status(thm)],[198,theory(equality)]) ).

cnf(204,plain,
    ( ~ empty(X1)
    | ~ member(X2,X1)
    | $false
    | ~ ilf_type(X1,set_type) ),
    inference(rw,[status(thm)],[63,37,theory(equality)]) ).

cnf(205,plain,
    ( ~ empty(X1)
    | ~ member(X2,X1)
    | $false
    | $false ),
    inference(rw,[status(thm)],[204,37,theory(equality)]) ).

cnf(206,plain,
    ( ~ empty(X1)
    | ~ member(X2,X1) ),
    inference(cn,[status(thm)],[205,theory(equality)]) ).

cnf(213,plain,
    ( ilf_type(X2,identity_relation_of_type(X1))
    | $false
    | ~ ilf_type(X1,set_type)
    | ~ ilf_type(X2,relation_type(X1,X1)) ),
    inference(rw,[status(thm)],[137,37,theory(equality)]) ).

cnf(214,plain,
    ( ilf_type(X2,identity_relation_of_type(X1))
    | $false
    | $false
    | ~ ilf_type(X2,relation_type(X1,X1)) ),
    inference(rw,[status(thm)],[213,37,theory(equality)]) ).

cnf(215,plain,
    ( ilf_type(X2,identity_relation_of_type(X1))
    | ~ ilf_type(X2,relation_type(X1,X1)) ),
    inference(cn,[status(thm)],[214,theory(equality)]) ).

cnf(224,plain,
    ( empty(X2)
    | ilf_type(X1,member_type(X2))
    | ~ member(X1,X2)
    | $false
    | ~ ilf_type(X1,set_type) ),
    inference(rw,[status(thm)],[113,37,theory(equality)]) ).

cnf(225,plain,
    ( empty(X2)
    | ilf_type(X1,member_type(X2))
    | ~ member(X1,X2)
    | $false
    | $false ),
    inference(rw,[status(thm)],[224,37,theory(equality)]) ).

cnf(226,plain,
    ( empty(X2)
    | ilf_type(X1,member_type(X2))
    | ~ member(X1,X2) ),
    inference(cn,[status(thm)],[225,theory(equality)]) ).

cnf(227,plain,
    ( ilf_type(X1,member_type(X2))
    | ~ member(X1,X2) ),
    inference(csr,[status(thm)],[226,206]) ).

cnf(235,plain,
    ( ilf_type(X2,subset_type(X1))
    | $false
    | ~ ilf_type(X1,set_type)
    | ~ ilf_type(X2,member_type(power_set(X1))) ),
    inference(rw,[status(thm)],[77,37,theory(equality)]) ).

cnf(236,plain,
    ( ilf_type(X2,subset_type(X1))
    | $false
    | $false
    | ~ ilf_type(X2,member_type(power_set(X1))) ),
    inference(rw,[status(thm)],[235,37,theory(equality)]) ).

cnf(237,plain,
    ( ilf_type(X2,subset_type(X1))
    | ~ ilf_type(X2,member_type(power_set(X1))) ),
    inference(cn,[status(thm)],[236,theory(equality)]) ).

cnf(239,plain,
    ( ilf_type(X1,subset_type(X2))
    | ~ member(X1,power_set(X2)) ),
    inference(spm,[status(thm)],[237,227,theory(equality)]) ).

cnf(282,plain,
    ( ilf_type(X3,relation_type(X1,X2))
    | $false
    | ~ ilf_type(X1,set_type)
    | ~ ilf_type(X3,subset_type(cross_product(X1,X2))) ),
    inference(rw,[status(thm)],[131,37,theory(equality)]) ).

cnf(283,plain,
    ( ilf_type(X3,relation_type(X1,X2))
    | $false
    | $false
    | ~ ilf_type(X3,subset_type(cross_product(X1,X2))) ),
    inference(rw,[status(thm)],[282,37,theory(equality)]) ).

cnf(284,plain,
    ( ilf_type(X3,relation_type(X1,X2))
    | ~ ilf_type(X3,subset_type(cross_product(X1,X2))) ),
    inference(cn,[status(thm)],[283,theory(equality)]) ).

cnf(287,plain,
    ( member(X1,power_set(X2))
    | member(esk9_2(X1,X2),X1)
    | $false
    | ~ ilf_type(X1,set_type) ),
    inference(rw,[status(thm)],[101,37,theory(equality)]) ).

cnf(288,plain,
    ( member(X1,power_set(X2))
    | member(esk9_2(X1,X2),X1)
    | $false
    | $false ),
    inference(rw,[status(thm)],[287,37,theory(equality)]) ).

cnf(289,plain,
    ( member(X1,power_set(X2))
    | member(esk9_2(X1,X2),X1) ),
    inference(cn,[status(thm)],[288,theory(equality)]) ).

cnf(291,plain,
    ( member(X1,power_set(X2))
    | $false
    | ~ ilf_type(X1,set_type)
    | ~ member(esk9_2(X1,X2),X2) ),
    inference(rw,[status(thm)],[100,37,theory(equality)]) ).

cnf(292,plain,
    ( member(X1,power_set(X2))
    | $false
    | $false
    | ~ member(esk9_2(X1,X2),X2) ),
    inference(rw,[status(thm)],[291,37,theory(equality)]) ).

cnf(293,plain,
    ( member(X1,power_set(X2))
    | ~ member(esk9_2(X1,X2),X2) ),
    inference(cn,[status(thm)],[292,theory(equality)]) ).

cnf(299,plain,
    ( member(X3,X2)
    | ~ member(X3,X1)
    | ~ subset(X1,X2)
    | $false
    | ~ ilf_type(X2,set_type)
    | ~ ilf_type(X1,set_type) ),
    inference(rw,[status(thm)],[91,37,theory(equality)]) ).

cnf(300,plain,
    ( member(X3,X2)
    | ~ member(X3,X1)
    | ~ subset(X1,X2)
    | $false
    | $false
    | ~ ilf_type(X1,set_type) ),
    inference(rw,[status(thm)],[299,37,theory(equality)]) ).

cnf(301,plain,
    ( member(X3,X2)
    | ~ member(X3,X1)
    | ~ subset(X1,X2)
    | $false
    | $false
    | $false ),
    inference(rw,[status(thm)],[300,37,theory(equality)]) ).

cnf(302,plain,
    ( member(X3,X2)
    | ~ member(X3,X1)
    | ~ subset(X1,X2) ),
    inference(cn,[status(thm)],[301,theory(equality)]) ).

cnf(304,plain,
    ( member(X1,cross_product(X2,X2))
    | ~ member(X1,identity_relation_of(X2)) ),
    inference(spm,[status(thm)],[302,199,theory(equality)]) ).

cnf(384,plain,
    ( member(X1,power_set(cross_product(X2,X2)))
    | ~ member(esk9_2(X1,cross_product(X2,X2)),identity_relation_of(X2)) ),
    inference(spm,[status(thm)],[293,304,theory(equality)]) ).

cnf(670,plain,
    member(identity_relation_of(X1),power_set(cross_product(X1,X1))),
    inference(spm,[status(thm)],[384,289,theory(equality)]) ).

cnf(687,plain,
    ilf_type(identity_relation_of(X1),subset_type(cross_product(X1,X1))),
    inference(spm,[status(thm)],[239,670,theory(equality)]) ).

cnf(702,plain,
    ilf_type(identity_relation_of(X1),relation_type(X1,X1)),
    inference(spm,[status(thm)],[284,687,theory(equality)]) ).

cnf(705,plain,
    ilf_type(identity_relation_of(X1),identity_relation_of_type(X1)),
    inference(spm,[status(thm)],[215,702,theory(equality)]) ).

cnf(709,negated_conjecture,
    $false,
    inference(rw,[status(thm)],[34,705,theory(equality)]) ).

cnf(710,negated_conjecture,
    $false,
    inference(cn,[status(thm)],[709,theory(equality)]) ).

cnf(711,negated_conjecture,
    $false,
    710,
    [proof] ).

%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% % SZS status Started for /home/graph/tptp/TPTP/Problems/SET/SET666+3.p
% --creating new selector for []
% -running prover on /tmp/tmpBExxDK/sel_SET666+3.p_1 with time limit 29
% -prover status Theorem
% Problem SET666+3.p solved in phase 0.
% % SZS status Theorem for /home/graph/tptp/TPTP/Problems/SET/SET666+3.p
% % SZS status Ended for /home/graph/tptp/TPTP/Problems/SET/SET666+3.p
% Solved 1 out of 1.
% # Problem is unsatisfiable (or provable), constructing proof object
% # SZS status Theorem
% # SZS output start CNFRefutation.
% See solution above
% # SZS output end CNFRefutation
% 
%------------------------------------------------------------------------------