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SInE---0.4.THM-CRf.s

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%------------------------------------------------------------------------------
% File     : SInE---0.4
% Problem  : SEU236+1 : TPTP v5.0.0. Released v3.3.0.
% Transfm  : none
% Format   : tptp:raw
% Command  : Source/sine.py -e eprover -t %d %s

% Computer : art05.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 06:05:31 EST 2010

% Result   : Theorem 0.31s
% Output   : CNFRefutation 0.31s
% Verified : 
% SZS Type : Refutation
%            Derivation depth      :   24
%            Number of leaves      :   10
% Syntax   : Number of formulae    :   92 (  13 unt;   0 def)
%            Number of atoms       :  346 (  42 equ)
%            Maximal formula atoms :   12 (   3 avg)
%            Number of connectives :  419 ( 165   ~; 168   |;  68   &)
%                                         (   7 <=>;  11  =>;   0  <=;   0 <~>)
%            Maximal formula depth :   10 (   5 avg)
%            Maximal term depth    :    3 (   1 avg)
%            Number of predicates  :    9 (   7 usr;   1 prp; 0-2 aty)
%            Number of functors    :    8 (   8 usr;   2 con; 0-2 aty)
%            Number of variables   :  127 (   0 sgn  82   !;  10   ?)

% Comments : 
%------------------------------------------------------------------------------
fof(3,axiom,
    ! [X1] :
      ( ordinal(X1)
     => ( epsilon_transitive(X1)
        & epsilon_connected(X1) ) ),
    file('/tmp/tmpR7PRTv/sel_SEU236+1.p_1',cc1_ordinal1) ).

fof(6,axiom,
    ! [X1] : in(X1,succ(X1)),
    file('/tmp/tmpR7PRTv/sel_SEU236+1.p_1',t10_ordinal1) ).

fof(8,conjecture,
    ! [X1] :
      ( ordinal(X1)
     => ! [X2] :
          ( ordinal(X2)
         => ( in(X1,X2)
          <=> ordinal_subset(succ(X1),X2) ) ) ),
    file('/tmp/tmpR7PRTv/sel_SEU236+1.p_1',t33_ordinal1) ).

fof(22,axiom,
    ! [X1] :
      ( epsilon_transitive(X1)
    <=> ! [X2] :
          ( in(X2,X1)
         => subset(X2,X1) ) ),
    file('/tmp/tmpR7PRTv/sel_SEU236+1.p_1',d2_ordinal1) ).

fof(23,axiom,
    ! [X1] :
      ( ordinal(X1)
     => ( ~ empty(succ(X1))
        & epsilon_transitive(succ(X1))
        & epsilon_connected(succ(X1))
        & ordinal(succ(X1)) ) ),
    file('/tmp/tmpR7PRTv/sel_SEU236+1.p_1',fc3_ordinal1) ).

fof(28,axiom,
    ! [X1,X2] :
      ( ( ordinal(X1)
        & ordinal(X2) )
     => ( ordinal_subset(X1,X2)
      <=> subset(X1,X2) ) ),
    file('/tmp/tmpR7PRTv/sel_SEU236+1.p_1',redefinition_r1_ordinal1) ).

fof(29,axiom,
    ! [X1] : succ(X1) = set_union2(X1,singleton(X1)),
    file('/tmp/tmpR7PRTv/sel_SEU236+1.p_1',d1_ordinal1) ).

fof(47,axiom,
    ! [X1,X2,X3] :
      ( ( subset(X1,X2)
        & subset(X3,X2) )
     => subset(set_union2(X1,X3),X2) ),
    file('/tmp/tmpR7PRTv/sel_SEU236+1.p_1',t8_xboole_1) ).

fof(52,axiom,
    ! [X1,X2] :
      ( X2 = singleton(X1)
    <=> ! [X3] :
          ( in(X3,X2)
        <=> X3 = X1 ) ),
    file('/tmp/tmpR7PRTv/sel_SEU236+1.p_1',d1_tarski) ).

fof(56,axiom,
    ! [X1,X2] :
      ( subset(X1,X2)
    <=> ! [X3] :
          ( in(X3,X1)
         => in(X3,X2) ) ),
    file('/tmp/tmpR7PRTv/sel_SEU236+1.p_1',d3_tarski) ).

fof(58,negated_conjecture,
    ~ ! [X1] :
        ( ordinal(X1)
       => ! [X2] :
            ( ordinal(X2)
           => ( in(X1,X2)
            <=> ordinal_subset(succ(X1),X2) ) ) ),
    inference(assume_negation,[status(cth)],[8]) ).

fof(63,plain,
    ! [X1] :
      ( ordinal(X1)
     => ( ~ empty(succ(X1))
        & epsilon_transitive(succ(X1))
        & epsilon_connected(succ(X1))
        & ordinal(succ(X1)) ) ),
    inference(fof_simplification,[status(thm)],[23,theory(equality)]) ).

fof(75,plain,
    ! [X1] :
      ( ~ ordinal(X1)
      | ( epsilon_transitive(X1)
        & epsilon_connected(X1) ) ),
    inference(fof_nnf,[status(thm)],[3]) ).

fof(76,plain,
    ! [X2] :
      ( ~ ordinal(X2)
      | ( epsilon_transitive(X2)
        & epsilon_connected(X2) ) ),
    inference(variable_rename,[status(thm)],[75]) ).

fof(77,plain,
    ! [X2] :
      ( ( epsilon_transitive(X2)
        | ~ ordinal(X2) )
      & ( epsilon_connected(X2)
        | ~ ordinal(X2) ) ),
    inference(distribute,[status(thm)],[76]) ).

cnf(79,plain,
    ( epsilon_transitive(X1)
    | ~ ordinal(X1) ),
    inference(split_conjunct,[status(thm)],[77]) ).

fof(86,plain,
    ! [X2] : in(X2,succ(X2)),
    inference(variable_rename,[status(thm)],[6]) ).

cnf(87,plain,
    in(X1,succ(X1)),
    inference(split_conjunct,[status(thm)],[86]) ).

fof(91,negated_conjecture,
    ? [X1] :
      ( ordinal(X1)
      & ? [X2] :
          ( ordinal(X2)
          & ( ~ in(X1,X2)
            | ~ ordinal_subset(succ(X1),X2) )
          & ( in(X1,X2)
            | ordinal_subset(succ(X1),X2) ) ) ),
    inference(fof_nnf,[status(thm)],[58]) ).

fof(92,negated_conjecture,
    ? [X3] :
      ( ordinal(X3)
      & ? [X4] :
          ( ordinal(X4)
          & ( ~ in(X3,X4)
            | ~ ordinal_subset(succ(X3),X4) )
          & ( in(X3,X4)
            | ordinal_subset(succ(X3),X4) ) ) ),
    inference(variable_rename,[status(thm)],[91]) ).

fof(93,negated_conjecture,
    ( ordinal(esk3_0)
    & ordinal(esk4_0)
    & ( ~ in(esk3_0,esk4_0)
      | ~ ordinal_subset(succ(esk3_0),esk4_0) )
    & ( in(esk3_0,esk4_0)
      | ordinal_subset(succ(esk3_0),esk4_0) ) ),
    inference(skolemize,[status(esa)],[92]) ).

cnf(94,negated_conjecture,
    ( ordinal_subset(succ(esk3_0),esk4_0)
    | in(esk3_0,esk4_0) ),
    inference(split_conjunct,[status(thm)],[93]) ).

cnf(95,negated_conjecture,
    ( ~ ordinal_subset(succ(esk3_0),esk4_0)
    | ~ in(esk3_0,esk4_0) ),
    inference(split_conjunct,[status(thm)],[93]) ).

cnf(96,negated_conjecture,
    ordinal(esk4_0),
    inference(split_conjunct,[status(thm)],[93]) ).

cnf(97,negated_conjecture,
    ordinal(esk3_0),
    inference(split_conjunct,[status(thm)],[93]) ).

fof(144,plain,
    ! [X1] :
      ( ( ~ epsilon_transitive(X1)
        | ! [X2] :
            ( ~ in(X2,X1)
            | subset(X2,X1) ) )
      & ( ? [X2] :
            ( in(X2,X1)
            & ~ subset(X2,X1) )
        | epsilon_transitive(X1) ) ),
    inference(fof_nnf,[status(thm)],[22]) ).

fof(145,plain,
    ! [X3] :
      ( ( ~ epsilon_transitive(X3)
        | ! [X4] :
            ( ~ in(X4,X3)
            | subset(X4,X3) ) )
      & ( ? [X5] :
            ( in(X5,X3)
            & ~ subset(X5,X3) )
        | epsilon_transitive(X3) ) ),
    inference(variable_rename,[status(thm)],[144]) ).

fof(146,plain,
    ! [X3] :
      ( ( ~ epsilon_transitive(X3)
        | ! [X4] :
            ( ~ in(X4,X3)
            | subset(X4,X3) ) )
      & ( ( in(esk8_1(X3),X3)
          & ~ subset(esk8_1(X3),X3) )
        | epsilon_transitive(X3) ) ),
    inference(skolemize,[status(esa)],[145]) ).

fof(147,plain,
    ! [X3,X4] :
      ( ( ~ in(X4,X3)
        | subset(X4,X3)
        | ~ epsilon_transitive(X3) )
      & ( ( in(esk8_1(X3),X3)
          & ~ subset(esk8_1(X3),X3) )
        | epsilon_transitive(X3) ) ),
    inference(shift_quantors,[status(thm)],[146]) ).

fof(148,plain,
    ! [X3,X4] :
      ( ( ~ in(X4,X3)
        | subset(X4,X3)
        | ~ epsilon_transitive(X3) )
      & ( in(esk8_1(X3),X3)
        | epsilon_transitive(X3) )
      & ( ~ subset(esk8_1(X3),X3)
        | epsilon_transitive(X3) ) ),
    inference(distribute,[status(thm)],[147]) ).

cnf(151,plain,
    ( subset(X2,X1)
    | ~ epsilon_transitive(X1)
    | ~ in(X2,X1) ),
    inference(split_conjunct,[status(thm)],[148]) ).

fof(152,plain,
    ! [X1] :
      ( ~ ordinal(X1)
      | ( ~ empty(succ(X1))
        & epsilon_transitive(succ(X1))
        & epsilon_connected(succ(X1))
        & ordinal(succ(X1)) ) ),
    inference(fof_nnf,[status(thm)],[63]) ).

fof(153,plain,
    ! [X2] :
      ( ~ ordinal(X2)
      | ( ~ empty(succ(X2))
        & epsilon_transitive(succ(X2))
        & epsilon_connected(succ(X2))
        & ordinal(succ(X2)) ) ),
    inference(variable_rename,[status(thm)],[152]) ).

fof(154,plain,
    ! [X2] :
      ( ( ~ empty(succ(X2))
        | ~ ordinal(X2) )
      & ( epsilon_transitive(succ(X2))
        | ~ ordinal(X2) )
      & ( epsilon_connected(succ(X2))
        | ~ ordinal(X2) )
      & ( ordinal(succ(X2))
        | ~ ordinal(X2) ) ),
    inference(distribute,[status(thm)],[153]) ).

cnf(155,plain,
    ( ordinal(succ(X1))
    | ~ ordinal(X1) ),
    inference(split_conjunct,[status(thm)],[154]) ).

fof(173,plain,
    ! [X1,X2] :
      ( ~ ordinal(X1)
      | ~ ordinal(X2)
      | ( ( ~ ordinal_subset(X1,X2)
          | subset(X1,X2) )
        & ( ~ subset(X1,X2)
          | ordinal_subset(X1,X2) ) ) ),
    inference(fof_nnf,[status(thm)],[28]) ).

fof(174,plain,
    ! [X3,X4] :
      ( ~ ordinal(X3)
      | ~ ordinal(X4)
      | ( ( ~ ordinal_subset(X3,X4)
          | subset(X3,X4) )
        & ( ~ subset(X3,X4)
          | ordinal_subset(X3,X4) ) ) ),
    inference(variable_rename,[status(thm)],[173]) ).

fof(175,plain,
    ! [X3,X4] :
      ( ( ~ ordinal_subset(X3,X4)
        | subset(X3,X4)
        | ~ ordinal(X3)
        | ~ ordinal(X4) )
      & ( ~ subset(X3,X4)
        | ordinal_subset(X3,X4)
        | ~ ordinal(X3)
        | ~ ordinal(X4) ) ),
    inference(distribute,[status(thm)],[174]) ).

cnf(176,plain,
    ( ordinal_subset(X2,X1)
    | ~ ordinal(X1)
    | ~ ordinal(X2)
    | ~ subset(X2,X1) ),
    inference(split_conjunct,[status(thm)],[175]) ).

cnf(177,plain,
    ( subset(X2,X1)
    | ~ ordinal(X1)
    | ~ ordinal(X2)
    | ~ ordinal_subset(X2,X1) ),
    inference(split_conjunct,[status(thm)],[175]) ).

fof(178,plain,
    ! [X2] : succ(X2) = set_union2(X2,singleton(X2)),
    inference(variable_rename,[status(thm)],[29]) ).

cnf(179,plain,
    succ(X1) = set_union2(X1,singleton(X1)),
    inference(split_conjunct,[status(thm)],[178]) ).

fof(231,plain,
    ! [X1,X2,X3] :
      ( ~ subset(X1,X2)
      | ~ subset(X3,X2)
      | subset(set_union2(X1,X3),X2) ),
    inference(fof_nnf,[status(thm)],[47]) ).

fof(232,plain,
    ! [X4,X5,X6] :
      ( ~ subset(X4,X5)
      | ~ subset(X6,X5)
      | subset(set_union2(X4,X6),X5) ),
    inference(variable_rename,[status(thm)],[231]) ).

cnf(233,plain,
    ( subset(set_union2(X1,X2),X3)
    | ~ subset(X2,X3)
    | ~ subset(X1,X3) ),
    inference(split_conjunct,[status(thm)],[232]) ).

fof(243,plain,
    ! [X1,X2] :
      ( ( X2 != singleton(X1)
        | ! [X3] :
            ( ( ~ in(X3,X2)
              | X3 = X1 )
            & ( X3 != X1
              | in(X3,X2) ) ) )
      & ( ? [X3] :
            ( ( ~ in(X3,X2)
              | X3 != X1 )
            & ( in(X3,X2)
              | X3 = X1 ) )
        | X2 = singleton(X1) ) ),
    inference(fof_nnf,[status(thm)],[52]) ).

fof(244,plain,
    ! [X4,X5] :
      ( ( X5 != singleton(X4)
        | ! [X6] :
            ( ( ~ in(X6,X5)
              | X6 = X4 )
            & ( X6 != X4
              | in(X6,X5) ) ) )
      & ( ? [X7] :
            ( ( ~ in(X7,X5)
              | X7 != X4 )
            & ( in(X7,X5)
              | X7 = X4 ) )
        | X5 = singleton(X4) ) ),
    inference(variable_rename,[status(thm)],[243]) ).

fof(245,plain,
    ! [X4,X5] :
      ( ( X5 != singleton(X4)
        | ! [X6] :
            ( ( ~ in(X6,X5)
              | X6 = X4 )
            & ( X6 != X4
              | in(X6,X5) ) ) )
      & ( ( ( ~ in(esk13_2(X4,X5),X5)
            | esk13_2(X4,X5) != X4 )
          & ( in(esk13_2(X4,X5),X5)
            | esk13_2(X4,X5) = X4 ) )
        | X5 = singleton(X4) ) ),
    inference(skolemize,[status(esa)],[244]) ).

fof(246,plain,
    ! [X4,X5,X6] :
      ( ( ( ( ~ in(X6,X5)
            | X6 = X4 )
          & ( X6 != X4
            | in(X6,X5) ) )
        | X5 != singleton(X4) )
      & ( ( ( ~ in(esk13_2(X4,X5),X5)
            | esk13_2(X4,X5) != X4 )
          & ( in(esk13_2(X4,X5),X5)
            | esk13_2(X4,X5) = X4 ) )
        | X5 = singleton(X4) ) ),
    inference(shift_quantors,[status(thm)],[245]) ).

fof(247,plain,
    ! [X4,X5,X6] :
      ( ( ~ in(X6,X5)
        | X6 = X4
        | X5 != singleton(X4) )
      & ( X6 != X4
        | in(X6,X5)
        | X5 != singleton(X4) )
      & ( ~ in(esk13_2(X4,X5),X5)
        | esk13_2(X4,X5) != X4
        | X5 = singleton(X4) )
      & ( in(esk13_2(X4,X5),X5)
        | esk13_2(X4,X5) = X4
        | X5 = singleton(X4) ) ),
    inference(distribute,[status(thm)],[246]) ).

cnf(251,plain,
    ( X3 = X2
    | X1 != singleton(X2)
    | ~ in(X3,X1) ),
    inference(split_conjunct,[status(thm)],[247]) ).

fof(264,plain,
    ! [X1,X2] :
      ( ( ~ subset(X1,X2)
        | ! [X3] :
            ( ~ in(X3,X1)
            | in(X3,X2) ) )
      & ( ? [X3] :
            ( in(X3,X1)
            & ~ in(X3,X2) )
        | subset(X1,X2) ) ),
    inference(fof_nnf,[status(thm)],[56]) ).

fof(265,plain,
    ! [X4,X5] :
      ( ( ~ subset(X4,X5)
        | ! [X6] :
            ( ~ in(X6,X4)
            | in(X6,X5) ) )
      & ( ? [X7] :
            ( in(X7,X4)
            & ~ in(X7,X5) )
        | subset(X4,X5) ) ),
    inference(variable_rename,[status(thm)],[264]) ).

fof(266,plain,
    ! [X4,X5] :
      ( ( ~ subset(X4,X5)
        | ! [X6] :
            ( ~ in(X6,X4)
            | in(X6,X5) ) )
      & ( ( in(esk17_2(X4,X5),X4)
          & ~ in(esk17_2(X4,X5),X5) )
        | subset(X4,X5) ) ),
    inference(skolemize,[status(esa)],[265]) ).

fof(267,plain,
    ! [X4,X5,X6] :
      ( ( ~ in(X6,X4)
        | in(X6,X5)
        | ~ subset(X4,X5) )
      & ( ( in(esk17_2(X4,X5),X4)
          & ~ in(esk17_2(X4,X5),X5) )
        | subset(X4,X5) ) ),
    inference(shift_quantors,[status(thm)],[266]) ).

fof(268,plain,
    ! [X4,X5,X6] :
      ( ( ~ in(X6,X4)
        | in(X6,X5)
        | ~ subset(X4,X5) )
      & ( in(esk17_2(X4,X5),X4)
        | subset(X4,X5) )
      & ( ~ in(esk17_2(X4,X5),X5)
        | subset(X4,X5) ) ),
    inference(distribute,[status(thm)],[267]) ).

cnf(269,plain,
    ( subset(X1,X2)
    | ~ in(esk17_2(X1,X2),X2) ),
    inference(split_conjunct,[status(thm)],[268]) ).

cnf(270,plain,
    ( subset(X1,X2)
    | in(esk17_2(X1,X2),X1) ),
    inference(split_conjunct,[status(thm)],[268]) ).

cnf(271,plain,
    ( in(X3,X2)
    | ~ subset(X1,X2)
    | ~ in(X3,X1) ),
    inference(split_conjunct,[status(thm)],[268]) ).

cnf(277,plain,
    in(X1,set_union2(X1,singleton(X1))),
    inference(rw,[status(thm)],[87,179,theory(equality)]),
    [unfolding] ).

cnf(278,negated_conjecture,
    ( in(esk3_0,esk4_0)
    | ordinal_subset(set_union2(esk3_0,singleton(esk3_0)),esk4_0) ),
    inference(rw,[status(thm)],[94,179,theory(equality)]),
    [unfolding] ).

cnf(281,plain,
    ( ordinal(set_union2(X1,singleton(X1)))
    | ~ ordinal(X1) ),
    inference(rw,[status(thm)],[155,179,theory(equality)]),
    [unfolding] ).

cnf(284,negated_conjecture,
    ( ~ in(esk3_0,esk4_0)
    | ~ ordinal_subset(set_union2(esk3_0,singleton(esk3_0)),esk4_0) ),
    inference(rw,[status(thm)],[95,179,theory(equality)]),
    [unfolding] ).

cnf(361,negated_conjecture,
    ( ~ in(esk3_0,esk4_0)
    | ~ subset(set_union2(esk3_0,singleton(esk3_0)),esk4_0)
    | ~ ordinal(set_union2(esk3_0,singleton(esk3_0)))
    | ~ ordinal(esk4_0) ),
    inference(spm,[status(thm)],[284,176,theory(equality)]) ).

cnf(362,negated_conjecture,
    ( ~ in(esk3_0,esk4_0)
    | ~ subset(set_union2(esk3_0,singleton(esk3_0)),esk4_0)
    | ~ ordinal(set_union2(esk3_0,singleton(esk3_0)))
    | $false ),
    inference(rw,[status(thm)],[361,96,theory(equality)]) ).

cnf(363,negated_conjecture,
    ( ~ in(esk3_0,esk4_0)
    | ~ subset(set_union2(esk3_0,singleton(esk3_0)),esk4_0)
    | ~ ordinal(set_union2(esk3_0,singleton(esk3_0))) ),
    inference(cn,[status(thm)],[362,theory(equality)]) ).

cnf(364,negated_conjecture,
    ( subset(set_union2(esk3_0,singleton(esk3_0)),esk4_0)
    | in(esk3_0,esk4_0)
    | ~ ordinal(set_union2(esk3_0,singleton(esk3_0)))
    | ~ ordinal(esk4_0) ),
    inference(spm,[status(thm)],[177,278,theory(equality)]) ).

cnf(366,negated_conjecture,
    ( subset(set_union2(esk3_0,singleton(esk3_0)),esk4_0)
    | in(esk3_0,esk4_0)
    | ~ ordinal(set_union2(esk3_0,singleton(esk3_0)))
    | $false ),
    inference(rw,[status(thm)],[364,96,theory(equality)]) ).

cnf(367,negated_conjecture,
    ( subset(set_union2(esk3_0,singleton(esk3_0)),esk4_0)
    | in(esk3_0,esk4_0)
    | ~ ordinal(set_union2(esk3_0,singleton(esk3_0))) ),
    inference(cn,[status(thm)],[366,theory(equality)]) ).

cnf(370,plain,
    ( X1 = esk17_2(X2,X3)
    | subset(X2,X3)
    | singleton(X1) != X2 ),
    inference(spm,[status(thm)],[251,270,theory(equality)]) ).

cnf(380,plain,
    ( subset(X1,X2)
    | ~ in(X1,X2)
    | ~ ordinal(X2) ),
    inference(spm,[status(thm)],[151,79,theory(equality)]) ).

cnf(542,negated_conjecture,
    ( ~ in(esk3_0,esk4_0)
    | ~ ordinal(set_union2(esk3_0,singleton(esk3_0)))
    | ~ subset(singleton(esk3_0),esk4_0)
    | ~ subset(esk3_0,esk4_0) ),
    inference(spm,[status(thm)],[363,233,theory(equality)]) ).

cnf(573,negated_conjecture,
    ( ~ subset(singleton(esk3_0),esk4_0)
    | ~ subset(esk3_0,esk4_0)
    | ~ in(esk3_0,esk4_0)
    | ~ ordinal(esk3_0) ),
    inference(spm,[status(thm)],[542,281,theory(equality)]) ).

cnf(574,negated_conjecture,
    ( ~ subset(singleton(esk3_0),esk4_0)
    | ~ subset(esk3_0,esk4_0)
    | ~ in(esk3_0,esk4_0)
    | $false ),
    inference(rw,[status(thm)],[573,97,theory(equality)]) ).

cnf(575,negated_conjecture,
    ( ~ subset(singleton(esk3_0),esk4_0)
    | ~ subset(esk3_0,esk4_0)
    | ~ in(esk3_0,esk4_0) ),
    inference(cn,[status(thm)],[574,theory(equality)]) ).

cnf(704,negated_conjecture,
    ( in(X1,esk4_0)
    | in(esk3_0,esk4_0)
    | ~ in(X1,set_union2(esk3_0,singleton(esk3_0)))
    | ~ ordinal(set_union2(esk3_0,singleton(esk3_0))) ),
    inference(spm,[status(thm)],[271,367,theory(equality)]) ).

cnf(724,plain,
    ( X1 = esk17_2(singleton(X1),X2)
    | subset(singleton(X1),X2) ),
    inference(er,[status(thm)],[370,theory(equality)]) ).

cnf(1040,negated_conjecture,
    ( in(esk3_0,esk4_0)
    | ~ ordinal(set_union2(esk3_0,singleton(esk3_0))) ),
    inference(spm,[status(thm)],[704,277,theory(equality)]) ).

cnf(1047,negated_conjecture,
    ( in(esk3_0,esk4_0)
    | ~ ordinal(esk3_0) ),
    inference(spm,[status(thm)],[1040,281,theory(equality)]) ).

cnf(1048,negated_conjecture,
    ( in(esk3_0,esk4_0)
    | $false ),
    inference(rw,[status(thm)],[1047,97,theory(equality)]) ).

cnf(1049,negated_conjecture,
    in(esk3_0,esk4_0),
    inference(cn,[status(thm)],[1048,theory(equality)]) ).

cnf(1059,negated_conjecture,
    ( ~ subset(singleton(esk3_0),esk4_0)
    | ~ subset(esk3_0,esk4_0)
    | $false ),
    inference(rw,[status(thm)],[575,1049,theory(equality)]) ).

cnf(1060,negated_conjecture,
    ( ~ subset(singleton(esk3_0),esk4_0)
    | ~ subset(esk3_0,esk4_0) ),
    inference(cn,[status(thm)],[1059,theory(equality)]) ).

cnf(1217,plain,
    ( subset(singleton(X1),X2)
    | ~ in(X1,X2) ),
    inference(spm,[status(thm)],[269,724,theory(equality)]) ).

cnf(1226,negated_conjecture,
    ( ~ subset(esk3_0,esk4_0)
    | ~ in(esk3_0,esk4_0) ),
    inference(spm,[status(thm)],[1060,1217,theory(equality)]) ).

cnf(1227,negated_conjecture,
    ( ~ subset(esk3_0,esk4_0)
    | $false ),
    inference(rw,[status(thm)],[1226,1049,theory(equality)]) ).

cnf(1228,negated_conjecture,
    ~ subset(esk3_0,esk4_0),
    inference(cn,[status(thm)],[1227,theory(equality)]) ).

cnf(1231,negated_conjecture,
    ( ~ in(esk3_0,esk4_0)
    | ~ ordinal(esk4_0) ),
    inference(spm,[status(thm)],[1228,380,theory(equality)]) ).

cnf(1237,negated_conjecture,
    ( $false
    | ~ ordinal(esk4_0) ),
    inference(rw,[status(thm)],[1231,1049,theory(equality)]) ).

cnf(1238,negated_conjecture,
    ( $false
    | $false ),
    inference(rw,[status(thm)],[1237,96,theory(equality)]) ).

cnf(1239,negated_conjecture,
    $false,
    inference(cn,[status(thm)],[1238,theory(equality)]) ).

cnf(1240,negated_conjecture,
    $false,
    1239,
    [proof] ).

%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% % SZS status Started for /home/graph/tptp/TPTP/Problems/SEU/SEU236+1.p
% --creating new selector for []
% -running prover on /tmp/tmpR7PRTv/sel_SEU236+1.p_1 with time limit 29
% -prover status Theorem
% Problem SEU236+1.p solved in phase 0.
% % SZS status Theorem for /home/graph/tptp/TPTP/Problems/SEU/SEU236+1.p
% % SZS status Ended for /home/graph/tptp/TPTP/Problems/SEU/SEU236+1.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
% 
%------------------------------------------------------------------------------