TSTP Solution File: SEU236+3 by SInE---0.4

View Problem - Process Solution

%------------------------------------------------------------------------------
% File     : SInE---0.4
% Problem  : SEU236+3 : TPTP v5.0.0. Released v3.2.0.
% 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 06:05:54 EST 2010

% Result   : Theorem 0.24s
% Output   : CNFRefutation 0.24s
% 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/tmpXo5Kgx/sel_SEU236+3.p_1',cc1_ordinal1) ).

fof(6,axiom,
    ! [X1] : in(X1,succ(X1)),
    file('/tmp/tmpXo5Kgx/sel_SEU236+3.p_1',t10_ordinal1) ).

fof(8,conjecture,
    ! [X1] :
      ( ordinal(X1)
     => ! [X2] :
          ( ordinal(X2)
         => ( in(X1,X2)
          <=> ordinal_subset(succ(X1),X2) ) ) ),
    file('/tmp/tmpXo5Kgx/sel_SEU236+3.p_1',t33_ordinal1) ).

fof(22,axiom,
    ! [X1] :
      ( epsilon_transitive(X1)
    <=> ! [X2] :
          ( in(X2,X1)
         => subset(X2,X1) ) ),
    file('/tmp/tmpXo5Kgx/sel_SEU236+3.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/tmpXo5Kgx/sel_SEU236+3.p_1',fc3_ordinal1) ).

fof(28,axiom,
    ! [X1,X2] :
      ( ( ordinal(X1)
        & ordinal(X2) )
     => ( ordinal_subset(X1,X2)
      <=> subset(X1,X2) ) ),
    file('/tmp/tmpXo5Kgx/sel_SEU236+3.p_1',redefinition_r1_ordinal1) ).

fof(29,axiom,
    ! [X1] : succ(X1) = set_union2(X1,singleton(X1)),
    file('/tmp/tmpXo5Kgx/sel_SEU236+3.p_1',d1_ordinal1) ).

fof(43,axiom,
    ! [X1,X2,X3] :
      ( ( subset(X1,X2)
        & subset(X3,X2) )
     => subset(set_union2(X1,X3),X2) ),
    file('/tmp/tmpXo5Kgx/sel_SEU236+3.p_1',t8_xboole_1) ).

fof(47,axiom,
    ! [X1,X2] :
      ( X2 = singleton(X1)
    <=> ! [X3] :
          ( in(X3,X2)
        <=> X3 = X1 ) ),
    file('/tmp/tmpXo5Kgx/sel_SEU236+3.p_1',d1_tarski) ).

fof(51,axiom,
    ! [X1,X2] :
      ( subset(X1,X2)
    <=> ! [X3] :
          ( in(X3,X1)
         => in(X3,X2) ) ),
    file('/tmp/tmpXo5Kgx/sel_SEU236+3.p_1',d3_tarski) ).

fof(53,negated_conjecture,
    ~ ! [X1] :
        ( ordinal(X1)
       => ! [X2] :
            ( ordinal(X2)
           => ( in(X1,X2)
            <=> ordinal_subset(succ(X1),X2) ) ) ),
    inference(assume_negation,[status(cth)],[8]) ).

fof(58,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(70,plain,
    ! [X1] :
      ( ~ ordinal(X1)
      | ( epsilon_transitive(X1)
        & epsilon_connected(X1) ) ),
    inference(fof_nnf,[status(thm)],[3]) ).

fof(71,plain,
    ! [X2] :
      ( ~ ordinal(X2)
      | ( epsilon_transitive(X2)
        & epsilon_connected(X2) ) ),
    inference(variable_rename,[status(thm)],[70]) ).

fof(72,plain,
    ! [X2] :
      ( ( epsilon_transitive(X2)
        | ~ ordinal(X2) )
      & ( epsilon_connected(X2)
        | ~ ordinal(X2) ) ),
    inference(distribute,[status(thm)],[71]) ).

cnf(74,plain,
    ( epsilon_transitive(X1)
    | ~ ordinal(X1) ),
    inference(split_conjunct,[status(thm)],[72]) ).

fof(81,plain,
    ! [X2] : in(X2,succ(X2)),
    inference(variable_rename,[status(thm)],[6]) ).

cnf(82,plain,
    in(X1,succ(X1)),
    inference(split_conjunct,[status(thm)],[81]) ).

fof(86,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)],[53]) ).

fof(87,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)],[86]) ).

fof(88,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)],[87]) ).

cnf(89,negated_conjecture,
    ( ordinal_subset(succ(esk3_0),esk4_0)
    | in(esk3_0,esk4_0) ),
    inference(split_conjunct,[status(thm)],[88]) ).

cnf(90,negated_conjecture,
    ( ~ ordinal_subset(succ(esk3_0),esk4_0)
    | ~ in(esk3_0,esk4_0) ),
    inference(split_conjunct,[status(thm)],[88]) ).

cnf(91,negated_conjecture,
    ordinal(esk4_0),
    inference(split_conjunct,[status(thm)],[88]) ).

cnf(92,negated_conjecture,
    ordinal(esk3_0),
    inference(split_conjunct,[status(thm)],[88]) ).

fof(140,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(141,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)],[140]) ).

fof(142,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)],[141]) ).

fof(143,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)],[142]) ).

fof(144,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)],[143]) ).

cnf(147,plain,
    ( subset(X2,X1)
    | ~ epsilon_transitive(X1)
    | ~ in(X2,X1) ),
    inference(split_conjunct,[status(thm)],[144]) ).

fof(148,plain,
    ! [X1] :
      ( ~ ordinal(X1)
      | ( ~ empty(succ(X1))
        & epsilon_transitive(succ(X1))
        & epsilon_connected(succ(X1))
        & ordinal(succ(X1)) ) ),
    inference(fof_nnf,[status(thm)],[58]) ).

fof(149,plain,
    ! [X2] :
      ( ~ ordinal(X2)
      | ( ~ empty(succ(X2))
        & epsilon_transitive(succ(X2))
        & epsilon_connected(succ(X2))
        & ordinal(succ(X2)) ) ),
    inference(variable_rename,[status(thm)],[148]) ).

fof(150,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)],[149]) ).

cnf(151,plain,
    ( ordinal(succ(X1))
    | ~ ordinal(X1) ),
    inference(split_conjunct,[status(thm)],[150]) ).

fof(169,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(170,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)],[169]) ).

fof(171,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)],[170]) ).

cnf(172,plain,
    ( ordinal_subset(X2,X1)
    | ~ ordinal(X1)
    | ~ ordinal(X2)
    | ~ subset(X2,X1) ),
    inference(split_conjunct,[status(thm)],[171]) ).

cnf(173,plain,
    ( subset(X2,X1)
    | ~ ordinal(X1)
    | ~ ordinal(X2)
    | ~ ordinal_subset(X2,X1) ),
    inference(split_conjunct,[status(thm)],[171]) ).

fof(174,plain,
    ! [X2] : succ(X2) = set_union2(X2,singleton(X2)),
    inference(variable_rename,[status(thm)],[29]) ).

cnf(175,plain,
    succ(X1) = set_union2(X1,singleton(X1)),
    inference(split_conjunct,[status(thm)],[174]) ).

fof(226,plain,
    ! [X1,X2,X3] :
      ( ~ subset(X1,X2)
      | ~ subset(X3,X2)
      | subset(set_union2(X1,X3),X2) ),
    inference(fof_nnf,[status(thm)],[43]) ).

fof(227,plain,
    ! [X4,X5,X6] :
      ( ~ subset(X4,X5)
      | ~ subset(X6,X5)
      | subset(set_union2(X4,X6),X5) ),
    inference(variable_rename,[status(thm)],[226]) ).

cnf(228,plain,
    ( subset(set_union2(X1,X2),X3)
    | ~ subset(X2,X3)
    | ~ subset(X1,X3) ),
    inference(split_conjunct,[status(thm)],[227]) ).

fof(237,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)],[47]) ).

fof(238,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)],[237]) ).

fof(239,plain,
    ! [X4,X5] :
      ( ( X5 != singleton(X4)
        | ! [X6] :
            ( ( ~ in(X6,X5)
              | X6 = X4 )
            & ( X6 != X4
              | in(X6,X5) ) ) )
      & ( ( ( ~ in(esk14_2(X4,X5),X5)
            | esk14_2(X4,X5) != X4 )
          & ( in(esk14_2(X4,X5),X5)
            | esk14_2(X4,X5) = X4 ) )
        | X5 = singleton(X4) ) ),
    inference(skolemize,[status(esa)],[238]) ).

fof(240,plain,
    ! [X4,X5,X6] :
      ( ( ( ( ~ in(X6,X5)
            | X6 = X4 )
          & ( X6 != X4
            | in(X6,X5) ) )
        | X5 != singleton(X4) )
      & ( ( ( ~ in(esk14_2(X4,X5),X5)
            | esk14_2(X4,X5) != X4 )
          & ( in(esk14_2(X4,X5),X5)
            | esk14_2(X4,X5) = X4 ) )
        | X5 = singleton(X4) ) ),
    inference(shift_quantors,[status(thm)],[239]) ).

fof(241,plain,
    ! [X4,X5,X6] :
      ( ( ~ in(X6,X5)
        | X6 = X4
        | X5 != singleton(X4) )
      & ( X6 != X4
        | in(X6,X5)
        | X5 != singleton(X4) )
      & ( ~ in(esk14_2(X4,X5),X5)
        | esk14_2(X4,X5) != X4
        | X5 = singleton(X4) )
      & ( in(esk14_2(X4,X5),X5)
        | esk14_2(X4,X5) = X4
        | X5 = singleton(X4) ) ),
    inference(distribute,[status(thm)],[240]) ).

cnf(245,plain,
    ( X3 = X2
    | X1 != singleton(X2)
    | ~ in(X3,X1) ),
    inference(split_conjunct,[status(thm)],[241]) ).

fof(258,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)],[51]) ).

fof(259,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)],[258]) ).

fof(260,plain,
    ! [X4,X5] :
      ( ( ~ subset(X4,X5)
        | ! [X6] :
            ( ~ in(X6,X4)
            | in(X6,X5) ) )
      & ( ( in(esk18_2(X4,X5),X4)
          & ~ in(esk18_2(X4,X5),X5) )
        | subset(X4,X5) ) ),
    inference(skolemize,[status(esa)],[259]) ).

fof(261,plain,
    ! [X4,X5,X6] :
      ( ( ~ in(X6,X4)
        | in(X6,X5)
        | ~ subset(X4,X5) )
      & ( ( in(esk18_2(X4,X5),X4)
          & ~ in(esk18_2(X4,X5),X5) )
        | subset(X4,X5) ) ),
    inference(shift_quantors,[status(thm)],[260]) ).

fof(262,plain,
    ! [X4,X5,X6] :
      ( ( ~ in(X6,X4)
        | in(X6,X5)
        | ~ subset(X4,X5) )
      & ( in(esk18_2(X4,X5),X4)
        | subset(X4,X5) )
      & ( ~ in(esk18_2(X4,X5),X5)
        | subset(X4,X5) ) ),
    inference(distribute,[status(thm)],[261]) ).

cnf(263,plain,
    ( subset(X1,X2)
    | ~ in(esk18_2(X1,X2),X2) ),
    inference(split_conjunct,[status(thm)],[262]) ).

cnf(264,plain,
    ( subset(X1,X2)
    | in(esk18_2(X1,X2),X1) ),
    inference(split_conjunct,[status(thm)],[262]) ).

cnf(265,plain,
    ( in(X3,X2)
    | ~ subset(X1,X2)
    | ~ in(X3,X1) ),
    inference(split_conjunct,[status(thm)],[262]) ).

cnf(271,plain,
    in(X1,set_union2(X1,singleton(X1))),
    inference(rw,[status(thm)],[82,175,theory(equality)]),
    [unfolding] ).

cnf(272,negated_conjecture,
    ( in(esk3_0,esk4_0)
    | ordinal_subset(set_union2(esk3_0,singleton(esk3_0)),esk4_0) ),
    inference(rw,[status(thm)],[89,175,theory(equality)]),
    [unfolding] ).

cnf(275,plain,
    ( ordinal(set_union2(X1,singleton(X1)))
    | ~ ordinal(X1) ),
    inference(rw,[status(thm)],[151,175,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)],[90,175,theory(equality)]),
    [unfolding] ).

cnf(353,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)],[278,172,theory(equality)]) ).

cnf(354,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)],[353,91,theory(equality)]) ).

cnf(355,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)],[354,theory(equality)]) ).

cnf(356,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)],[173,272,theory(equality)]) ).

cnf(358,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)],[356,91,theory(equality)]) ).

cnf(359,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)],[358,theory(equality)]) ).

cnf(364,plain,
    ( X1 = esk18_2(X2,X3)
    | subset(X2,X3)
    | singleton(X1) != X2 ),
    inference(spm,[status(thm)],[245,264,theory(equality)]) ).

cnf(373,plain,
    ( subset(X1,X2)
    | ~ in(X1,X2)
    | ~ ordinal(X2) ),
    inference(spm,[status(thm)],[147,74,theory(equality)]) ).

cnf(535,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)],[355,228,theory(equality)]) ).

cnf(558,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)],[535,275,theory(equality)]) ).

cnf(559,negated_conjecture,
    ( ~ subset(singleton(esk3_0),esk4_0)
    | ~ subset(esk3_0,esk4_0)
    | ~ in(esk3_0,esk4_0)
    | $false ),
    inference(rw,[status(thm)],[558,92,theory(equality)]) ).

cnf(560,negated_conjecture,
    ( ~ subset(singleton(esk3_0),esk4_0)
    | ~ subset(esk3_0,esk4_0)
    | ~ in(esk3_0,esk4_0) ),
    inference(cn,[status(thm)],[559,theory(equality)]) ).

cnf(702,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)],[265,359,theory(equality)]) ).

cnf(726,plain,
    ( X1 = esk18_2(singleton(X1),X2)
    | subset(singleton(X1),X2) ),
    inference(er,[status(thm)],[364,theory(equality)]) ).

cnf(1028,negated_conjecture,
    ( in(esk3_0,esk4_0)
    | ~ ordinal(set_union2(esk3_0,singleton(esk3_0))) ),
    inference(spm,[status(thm)],[702,271,theory(equality)]) ).

cnf(1035,negated_conjecture,
    ( in(esk3_0,esk4_0)
    | ~ ordinal(esk3_0) ),
    inference(spm,[status(thm)],[1028,275,theory(equality)]) ).

cnf(1036,negated_conjecture,
    ( in(esk3_0,esk4_0)
    | $false ),
    inference(rw,[status(thm)],[1035,92,theory(equality)]) ).

cnf(1037,negated_conjecture,
    in(esk3_0,esk4_0),
    inference(cn,[status(thm)],[1036,theory(equality)]) ).

cnf(1047,negated_conjecture,
    ( ~ subset(singleton(esk3_0),esk4_0)
    | ~ subset(esk3_0,esk4_0)
    | $false ),
    inference(rw,[status(thm)],[560,1037,theory(equality)]) ).

cnf(1048,negated_conjecture,
    ( ~ subset(singleton(esk3_0),esk4_0)
    | ~ subset(esk3_0,esk4_0) ),
    inference(cn,[status(thm)],[1047,theory(equality)]) ).

cnf(1208,plain,
    ( subset(singleton(X1),X2)
    | ~ in(X1,X2) ),
    inference(spm,[status(thm)],[263,726,theory(equality)]) ).

cnf(1217,negated_conjecture,
    ( ~ subset(esk3_0,esk4_0)
    | ~ in(esk3_0,esk4_0) ),
    inference(spm,[status(thm)],[1048,1208,theory(equality)]) ).

cnf(1218,negated_conjecture,
    ( ~ subset(esk3_0,esk4_0)
    | $false ),
    inference(rw,[status(thm)],[1217,1037,theory(equality)]) ).

cnf(1219,negated_conjecture,
    ~ subset(esk3_0,esk4_0),
    inference(cn,[status(thm)],[1218,theory(equality)]) ).

cnf(1221,negated_conjecture,
    ( ~ in(esk3_0,esk4_0)
    | ~ ordinal(esk4_0) ),
    inference(spm,[status(thm)],[1219,373,theory(equality)]) ).

cnf(1227,negated_conjecture,
    ( $false
    | ~ ordinal(esk4_0) ),
    inference(rw,[status(thm)],[1221,1037,theory(equality)]) ).

cnf(1228,negated_conjecture,
    ( $false
    | $false ),
    inference(rw,[status(thm)],[1227,91,theory(equality)]) ).

cnf(1229,negated_conjecture,
    $false,
    inference(cn,[status(thm)],[1228,theory(equality)]) ).

cnf(1230,negated_conjecture,
    $false,
    1229,
    [proof] ).

%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% % SZS status Started for /home/graph/tptp/TPTP/Problems/SEU/SEU236+3.p
% --creating new selector for []
% -running prover on /tmp/tmpXo5Kgx/sel_SEU236+3.p_1 with time limit 29
% -prover status Theorem
% Problem SEU236+3.p solved in phase 0.
% % SZS status Theorem for /home/graph/tptp/TPTP/Problems/SEU/SEU236+3.p
% % SZS status Ended for /home/graph/tptp/TPTP/Problems/SEU/SEU236+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
% 
%------------------------------------------------------------------------------