TSTP Solution File: SEU215+1 by SInE---0.4

View Problem - Process Solution

%------------------------------------------------------------------------------
% File     : SInE---0.4
% Problem  : SEU215+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 05:42:18 EST 2010

% Result   : Theorem 10.34s
% Output   : CNFRefutation 10.34s
% Verified : 
% SZS Type : Refutation
%            Derivation depth      :   27
%            Number of leaves      :    6
% Syntax   : Number of formulae    :   61 (  11 unt;   0 def)
%            Number of atoms       :  369 (  69 equ)
%            Maximal formula atoms :   20 (   6 avg)
%            Number of connectives :  501 ( 193   ~; 228   |;  56   &)
%                                         (   5 <=>;  19  =>;   0  <=;   0 <~>)
%            Maximal formula depth :   13 (   7 avg)
%            Maximal term depth    :    3 (   1 avg)
%            Number of predicates  :    5 (   3 usr;   1 prp; 0-2 aty)
%            Number of functors    :    8 (   8 usr;   4 con; 0-2 aty)
%            Number of variables   :  101 (   0 sgn  65   !;   6   ?)

% Comments : 
%------------------------------------------------------------------------------
fof(2,axiom,
    ! [X1] :
      ( ( relation(X1)
        & function(X1) )
     => ! [X2,X3] :
          ( ( in(X2,relation_dom(X1))
           => ( X3 = apply(X1,X2)
            <=> in(ordered_pair(X2,X3),X1) ) )
          & ( ~ in(X2,relation_dom(X1))
           => ( X3 = apply(X1,X2)
            <=> X3 = empty_set ) ) ) ),
    file('/tmp/tmppoZ7Q8/sel_SEU215+1.p_1',d4_funct_1) ).

fof(10,conjecture,
    ! [X1,X2] :
      ( ( relation(X2)
        & function(X2) )
     => ! [X3] :
          ( ( relation(X3)
            & function(X3) )
         => ( in(X1,relation_dom(X2))
           => apply(relation_composition(X2,X3),X1) = apply(X3,apply(X2,X1)) ) ) ),
    file('/tmp/tmppoZ7Q8/sel_SEU215+1.p_1',t23_funct_1) ).

fof(11,axiom,
    ! [X1,X2] :
      ( ( relation(X1)
        & relation(X2) )
     => relation(relation_composition(X1,X2)) ),
    file('/tmp/tmppoZ7Q8/sel_SEU215+1.p_1',dt_k5_relat_1) ).

fof(14,axiom,
    ! [X1,X2] :
      ( ( relation(X2)
        & function(X2) )
     => ! [X3] :
          ( ( relation(X3)
            & function(X3) )
         => ( in(X1,relation_dom(relation_composition(X3,X2)))
          <=> ( in(X1,relation_dom(X3))
              & in(apply(X3,X1),relation_dom(X2)) ) ) ) ),
    file('/tmp/tmppoZ7Q8/sel_SEU215+1.p_1',t21_funct_1) ).

fof(25,axiom,
    ! [X1,X2] :
      ( ( relation(X1)
        & function(X1)
        & relation(X2)
        & function(X2) )
     => ( relation(relation_composition(X1,X2))
        & function(relation_composition(X1,X2)) ) ),
    file('/tmp/tmppoZ7Q8/sel_SEU215+1.p_1',fc1_funct_1) ).

fof(35,axiom,
    ! [X1,X2] :
      ( ( relation(X2)
        & function(X2) )
     => ! [X3] :
          ( ( relation(X3)
            & function(X3) )
         => ( in(X1,relation_dom(relation_composition(X3,X2)))
           => apply(relation_composition(X3,X2),X1) = apply(X2,apply(X3,X1)) ) ) ),
    file('/tmp/tmppoZ7Q8/sel_SEU215+1.p_1',t22_funct_1) ).

fof(41,negated_conjecture,
    ~ ! [X1,X2] :
        ( ( relation(X2)
          & function(X2) )
       => ! [X3] :
            ( ( relation(X3)
              & function(X3) )
           => ( in(X1,relation_dom(X2))
             => apply(relation_composition(X2,X3),X1) = apply(X3,apply(X2,X1)) ) ) ),
    inference(assume_negation,[status(cth)],[10]) ).

fof(42,plain,
    ! [X1] :
      ( ( relation(X1)
        & function(X1) )
     => ! [X2,X3] :
          ( ( in(X2,relation_dom(X1))
           => ( X3 = apply(X1,X2)
            <=> in(ordered_pair(X2,X3),X1) ) )
          & ( ~ in(X2,relation_dom(X1))
           => ( X3 = apply(X1,X2)
            <=> X3 = empty_set ) ) ) ),
    inference(fof_simplification,[status(thm)],[2,theory(equality)]) ).

fof(54,plain,
    ! [X1] :
      ( ~ relation(X1)
      | ~ function(X1)
      | ! [X2,X3] :
          ( ( ~ in(X2,relation_dom(X1))
            | ( ( X3 != apply(X1,X2)
                | in(ordered_pair(X2,X3),X1) )
              & ( ~ in(ordered_pair(X2,X3),X1)
                | X3 = apply(X1,X2) ) ) )
          & ( in(X2,relation_dom(X1))
            | ( ( X3 != apply(X1,X2)
                | X3 = empty_set )
              & ( X3 != empty_set
                | X3 = apply(X1,X2) ) ) ) ) ),
    inference(fof_nnf,[status(thm)],[42]) ).

fof(55,plain,
    ! [X4] :
      ( ~ relation(X4)
      | ~ function(X4)
      | ! [X5,X6] :
          ( ( ~ in(X5,relation_dom(X4))
            | ( ( X6 != apply(X4,X5)
                | in(ordered_pair(X5,X6),X4) )
              & ( ~ in(ordered_pair(X5,X6),X4)
                | X6 = apply(X4,X5) ) ) )
          & ( in(X5,relation_dom(X4))
            | ( ( X6 != apply(X4,X5)
                | X6 = empty_set )
              & ( X6 != empty_set
                | X6 = apply(X4,X5) ) ) ) ) ),
    inference(variable_rename,[status(thm)],[54]) ).

fof(56,plain,
    ! [X4,X5,X6] :
      ( ( ( ~ in(X5,relation_dom(X4))
          | ( ( X6 != apply(X4,X5)
              | in(ordered_pair(X5,X6),X4) )
            & ( ~ in(ordered_pair(X5,X6),X4)
              | X6 = apply(X4,X5) ) ) )
        & ( in(X5,relation_dom(X4))
          | ( ( X6 != apply(X4,X5)
              | X6 = empty_set )
            & ( X6 != empty_set
              | X6 = apply(X4,X5) ) ) ) )
      | ~ relation(X4)
      | ~ function(X4) ),
    inference(shift_quantors,[status(thm)],[55]) ).

fof(57,plain,
    ! [X4,X5,X6] :
      ( ( X6 != apply(X4,X5)
        | in(ordered_pair(X5,X6),X4)
        | ~ in(X5,relation_dom(X4))
        | ~ relation(X4)
        | ~ function(X4) )
      & ( ~ in(ordered_pair(X5,X6),X4)
        | X6 = apply(X4,X5)
        | ~ in(X5,relation_dom(X4))
        | ~ relation(X4)
        | ~ function(X4) )
      & ( X6 != apply(X4,X5)
        | X6 = empty_set
        | in(X5,relation_dom(X4))
        | ~ relation(X4)
        | ~ function(X4) )
      & ( X6 != empty_set
        | X6 = apply(X4,X5)
        | in(X5,relation_dom(X4))
        | ~ relation(X4)
        | ~ function(X4) ) ),
    inference(distribute,[status(thm)],[56]) ).

cnf(58,plain,
    ( in(X2,relation_dom(X1))
    | X3 = apply(X1,X2)
    | ~ function(X1)
    | ~ relation(X1)
    | X3 != empty_set ),
    inference(split_conjunct,[status(thm)],[57]) ).

fof(86,negated_conjecture,
    ? [X1,X2] :
      ( relation(X2)
      & function(X2)
      & ? [X3] :
          ( relation(X3)
          & function(X3)
          & in(X1,relation_dom(X2))
          & apply(relation_composition(X2,X3),X1) != apply(X3,apply(X2,X1)) ) ),
    inference(fof_nnf,[status(thm)],[41]) ).

fof(87,negated_conjecture,
    ? [X4,X5] :
      ( relation(X5)
      & function(X5)
      & ? [X6] :
          ( relation(X6)
          & function(X6)
          & in(X4,relation_dom(X5))
          & apply(relation_composition(X5,X6),X4) != apply(X6,apply(X5,X4)) ) ),
    inference(variable_rename,[status(thm)],[86]) ).

fof(88,negated_conjecture,
    ( relation(esk5_0)
    & function(esk5_0)
    & relation(esk6_0)
    & function(esk6_0)
    & in(esk4_0,relation_dom(esk5_0))
    & apply(relation_composition(esk5_0,esk6_0),esk4_0) != apply(esk6_0,apply(esk5_0,esk4_0)) ),
    inference(skolemize,[status(esa)],[87]) ).

cnf(89,negated_conjecture,
    apply(relation_composition(esk5_0,esk6_0),esk4_0) != apply(esk6_0,apply(esk5_0,esk4_0)),
    inference(split_conjunct,[status(thm)],[88]) ).

cnf(90,negated_conjecture,
    in(esk4_0,relation_dom(esk5_0)),
    inference(split_conjunct,[status(thm)],[88]) ).

cnf(91,negated_conjecture,
    function(esk6_0),
    inference(split_conjunct,[status(thm)],[88]) ).

cnf(92,negated_conjecture,
    relation(esk6_0),
    inference(split_conjunct,[status(thm)],[88]) ).

cnf(93,negated_conjecture,
    function(esk5_0),
    inference(split_conjunct,[status(thm)],[88]) ).

cnf(94,negated_conjecture,
    relation(esk5_0),
    inference(split_conjunct,[status(thm)],[88]) ).

fof(95,plain,
    ! [X1,X2] :
      ( ~ relation(X1)
      | ~ relation(X2)
      | relation(relation_composition(X1,X2)) ),
    inference(fof_nnf,[status(thm)],[11]) ).

fof(96,plain,
    ! [X3,X4] :
      ( ~ relation(X3)
      | ~ relation(X4)
      | relation(relation_composition(X3,X4)) ),
    inference(variable_rename,[status(thm)],[95]) ).

cnf(97,plain,
    ( relation(relation_composition(X1,X2))
    | ~ relation(X2)
    | ~ relation(X1) ),
    inference(split_conjunct,[status(thm)],[96]) ).

fof(103,plain,
    ! [X1,X2] :
      ( ~ relation(X2)
      | ~ function(X2)
      | ! [X3] :
          ( ~ relation(X3)
          | ~ function(X3)
          | ( ( ~ in(X1,relation_dom(relation_composition(X3,X2)))
              | ( in(X1,relation_dom(X3))
                & in(apply(X3,X1),relation_dom(X2)) ) )
            & ( ~ in(X1,relation_dom(X3))
              | ~ in(apply(X3,X1),relation_dom(X2))
              | in(X1,relation_dom(relation_composition(X3,X2))) ) ) ) ),
    inference(fof_nnf,[status(thm)],[14]) ).

fof(104,plain,
    ! [X4,X5] :
      ( ~ relation(X5)
      | ~ function(X5)
      | ! [X6] :
          ( ~ relation(X6)
          | ~ function(X6)
          | ( ( ~ in(X4,relation_dom(relation_composition(X6,X5)))
              | ( in(X4,relation_dom(X6))
                & in(apply(X6,X4),relation_dom(X5)) ) )
            & ( ~ in(X4,relation_dom(X6))
              | ~ in(apply(X6,X4),relation_dom(X5))
              | in(X4,relation_dom(relation_composition(X6,X5))) ) ) ) ),
    inference(variable_rename,[status(thm)],[103]) ).

fof(105,plain,
    ! [X4,X5,X6] :
      ( ~ relation(X6)
      | ~ function(X6)
      | ( ( ~ in(X4,relation_dom(relation_composition(X6,X5)))
          | ( in(X4,relation_dom(X6))
            & in(apply(X6,X4),relation_dom(X5)) ) )
        & ( ~ in(X4,relation_dom(X6))
          | ~ in(apply(X6,X4),relation_dom(X5))
          | in(X4,relation_dom(relation_composition(X6,X5))) ) )
      | ~ relation(X5)
      | ~ function(X5) ),
    inference(shift_quantors,[status(thm)],[104]) ).

fof(106,plain,
    ! [X4,X5,X6] :
      ( ( in(X4,relation_dom(X6))
        | ~ in(X4,relation_dom(relation_composition(X6,X5)))
        | ~ relation(X6)
        | ~ function(X6)
        | ~ relation(X5)
        | ~ function(X5) )
      & ( in(apply(X6,X4),relation_dom(X5))
        | ~ in(X4,relation_dom(relation_composition(X6,X5)))
        | ~ relation(X6)
        | ~ function(X6)
        | ~ relation(X5)
        | ~ function(X5) )
      & ( ~ in(X4,relation_dom(X6))
        | ~ in(apply(X6,X4),relation_dom(X5))
        | in(X4,relation_dom(relation_composition(X6,X5)))
        | ~ relation(X6)
        | ~ function(X6)
        | ~ relation(X5)
        | ~ function(X5) ) ),
    inference(distribute,[status(thm)],[105]) ).

cnf(107,plain,
    ( in(X3,relation_dom(relation_composition(X2,X1)))
    | ~ function(X1)
    | ~ relation(X1)
    | ~ function(X2)
    | ~ relation(X2)
    | ~ in(apply(X2,X3),relation_dom(X1))
    | ~ in(X3,relation_dom(X2)) ),
    inference(split_conjunct,[status(thm)],[106]) ).

fof(134,plain,
    ! [X1,X2] :
      ( ~ relation(X1)
      | ~ function(X1)
      | ~ relation(X2)
      | ~ function(X2)
      | ( relation(relation_composition(X1,X2))
        & function(relation_composition(X1,X2)) ) ),
    inference(fof_nnf,[status(thm)],[25]) ).

fof(135,plain,
    ! [X3,X4] :
      ( ~ relation(X3)
      | ~ function(X3)
      | ~ relation(X4)
      | ~ function(X4)
      | ( relation(relation_composition(X3,X4))
        & function(relation_composition(X3,X4)) ) ),
    inference(variable_rename,[status(thm)],[134]) ).

fof(136,plain,
    ! [X3,X4] :
      ( ( relation(relation_composition(X3,X4))
        | ~ relation(X3)
        | ~ function(X3)
        | ~ relation(X4)
        | ~ function(X4) )
      & ( function(relation_composition(X3,X4))
        | ~ relation(X3)
        | ~ function(X3)
        | ~ relation(X4)
        | ~ function(X4) ) ),
    inference(distribute,[status(thm)],[135]) ).

cnf(137,plain,
    ( function(relation_composition(X2,X1))
    | ~ function(X1)
    | ~ relation(X1)
    | ~ function(X2)
    | ~ relation(X2) ),
    inference(split_conjunct,[status(thm)],[136]) ).

fof(159,plain,
    ! [X1,X2] :
      ( ~ relation(X2)
      | ~ function(X2)
      | ! [X3] :
          ( ~ relation(X3)
          | ~ function(X3)
          | ~ in(X1,relation_dom(relation_composition(X3,X2)))
          | apply(relation_composition(X3,X2),X1) = apply(X2,apply(X3,X1)) ) ),
    inference(fof_nnf,[status(thm)],[35]) ).

fof(160,plain,
    ! [X4,X5] :
      ( ~ relation(X5)
      | ~ function(X5)
      | ! [X6] :
          ( ~ relation(X6)
          | ~ function(X6)
          | ~ in(X4,relation_dom(relation_composition(X6,X5)))
          | apply(relation_composition(X6,X5),X4) = apply(X5,apply(X6,X4)) ) ),
    inference(variable_rename,[status(thm)],[159]) ).

fof(161,plain,
    ! [X4,X5,X6] :
      ( ~ relation(X6)
      | ~ function(X6)
      | ~ in(X4,relation_dom(relation_composition(X6,X5)))
      | apply(relation_composition(X6,X5),X4) = apply(X5,apply(X6,X4))
      | ~ relation(X5)
      | ~ function(X5) ),
    inference(shift_quantors,[status(thm)],[160]) ).

cnf(162,plain,
    ( apply(relation_composition(X2,X1),X3) = apply(X1,apply(X2,X3))
    | ~ function(X1)
    | ~ relation(X1)
    | ~ in(X3,relation_dom(relation_composition(X2,X1)))
    | ~ function(X2)
    | ~ relation(X2) ),
    inference(split_conjunct,[status(thm)],[161]) ).

cnf(210,plain,
    ( apply(X1,X2) = empty_set
    | in(X2,relation_dom(X1))
    | ~ function(X1)
    | ~ relation(X1) ),
    inference(er,[status(thm)],[58,theory(equality)]) ).

cnf(360,plain,
    ( in(X1,relation_dom(relation_composition(X2,X3)))
    | apply(X3,apply(X2,X1)) = empty_set
    | ~ in(X1,relation_dom(X2))
    | ~ function(X2)
    | ~ function(X3)
    | ~ relation(X2)
    | ~ relation(X3) ),
    inference(spm,[status(thm)],[107,210,theory(equality)]) ).

cnf(361,plain,
    ( apply(X1,apply(X2,X3)) = apply(relation_composition(X2,X1),X3)
    | apply(relation_composition(X2,X1),X3) = empty_set
    | ~ function(X2)
    | ~ function(X1)
    | ~ relation(X2)
    | ~ relation(X1)
    | ~ function(relation_composition(X2,X1))
    | ~ relation(relation_composition(X2,X1)) ),
    inference(spm,[status(thm)],[162,210,theory(equality)]) ).

cnf(5846,plain,
    ( apply(X1,apply(X2,X3)) = apply(relation_composition(X2,X1),X3)
    | apply(X1,apply(X2,X3)) = empty_set
    | ~ function(X2)
    | ~ function(X1)
    | ~ relation(X2)
    | ~ relation(X1)
    | ~ in(X3,relation_dom(X2)) ),
    inference(spm,[status(thm)],[162,360,theory(equality)]) ).

cnf(6018,plain,
    ( apply(X1,apply(X2,X3)) = apply(relation_composition(X2,X1),X3)
    | apply(relation_composition(X2,X1),X3) = empty_set
    | ~ function(relation_composition(X2,X1))
    | ~ function(X2)
    | ~ function(X1)
    | ~ relation(X2)
    | ~ relation(X1) ),
    inference(csr,[status(thm)],[361,97]) ).

cnf(6019,plain,
    ( apply(X1,apply(X2,X3)) = apply(relation_composition(X2,X1),X3)
    | apply(relation_composition(X2,X1),X3) = empty_set
    | ~ function(X2)
    | ~ function(X1)
    | ~ relation(X2)
    | ~ relation(X1) ),
    inference(csr,[status(thm)],[6018,137]) ).

cnf(6022,negated_conjecture,
    ( apply(relation_composition(esk5_0,esk6_0),esk4_0) = empty_set
    | ~ function(esk5_0)
    | ~ function(esk6_0)
    | ~ relation(esk5_0)
    | ~ relation(esk6_0) ),
    inference(spm,[status(thm)],[89,6019,theory(equality)]) ).

cnf(6049,negated_conjecture,
    ( apply(relation_composition(esk5_0,esk6_0),esk4_0) = empty_set
    | $false
    | ~ function(esk6_0)
    | ~ relation(esk5_0)
    | ~ relation(esk6_0) ),
    inference(rw,[status(thm)],[6022,93,theory(equality)]) ).

cnf(6050,negated_conjecture,
    ( apply(relation_composition(esk5_0,esk6_0),esk4_0) = empty_set
    | $false
    | $false
    | ~ relation(esk5_0)
    | ~ relation(esk6_0) ),
    inference(rw,[status(thm)],[6049,91,theory(equality)]) ).

cnf(6051,negated_conjecture,
    ( apply(relation_composition(esk5_0,esk6_0),esk4_0) = empty_set
    | $false
    | $false
    | $false
    | ~ relation(esk6_0) ),
    inference(rw,[status(thm)],[6050,94,theory(equality)]) ).

cnf(6052,negated_conjecture,
    ( apply(relation_composition(esk5_0,esk6_0),esk4_0) = empty_set
    | $false
    | $false
    | $false
    | $false ),
    inference(rw,[status(thm)],[6051,92,theory(equality)]) ).

cnf(6053,negated_conjecture,
    apply(relation_composition(esk5_0,esk6_0),esk4_0) = empty_set,
    inference(cn,[status(thm)],[6052,theory(equality)]) ).

cnf(6069,negated_conjecture,
    apply(esk6_0,apply(esk5_0,esk4_0)) != empty_set,
    inference(rw,[status(thm)],[89,6053,theory(equality)]) ).

cnf(206880,negated_conjecture,
    ( apply(esk6_0,apply(esk5_0,esk4_0)) = empty_set
    | apply(relation_composition(esk5_0,esk6_0),esk4_0) != empty_set
    | ~ in(esk4_0,relation_dom(esk5_0))
    | ~ function(esk5_0)
    | ~ function(esk6_0)
    | ~ relation(esk5_0)
    | ~ relation(esk6_0) ),
    inference(spm,[status(thm)],[6069,5846,theory(equality)]) ).

cnf(206990,negated_conjecture,
    ( apply(esk6_0,apply(esk5_0,esk4_0)) = empty_set
    | $false
    | ~ in(esk4_0,relation_dom(esk5_0))
    | ~ function(esk5_0)
    | ~ function(esk6_0)
    | ~ relation(esk5_0)
    | ~ relation(esk6_0) ),
    inference(rw,[status(thm)],[206880,6053,theory(equality)]) ).

cnf(206991,negated_conjecture,
    ( apply(esk6_0,apply(esk5_0,esk4_0)) = empty_set
    | $false
    | $false
    | ~ function(esk5_0)
    | ~ function(esk6_0)
    | ~ relation(esk5_0)
    | ~ relation(esk6_0) ),
    inference(rw,[status(thm)],[206990,90,theory(equality)]) ).

cnf(206992,negated_conjecture,
    ( apply(esk6_0,apply(esk5_0,esk4_0)) = empty_set
    | $false
    | $false
    | $false
    | ~ function(esk6_0)
    | ~ relation(esk5_0)
    | ~ relation(esk6_0) ),
    inference(rw,[status(thm)],[206991,93,theory(equality)]) ).

cnf(206993,negated_conjecture,
    ( apply(esk6_0,apply(esk5_0,esk4_0)) = empty_set
    | $false
    | $false
    | $false
    | $false
    | ~ relation(esk5_0)
    | ~ relation(esk6_0) ),
    inference(rw,[status(thm)],[206992,91,theory(equality)]) ).

cnf(206994,negated_conjecture,
    ( apply(esk6_0,apply(esk5_0,esk4_0)) = empty_set
    | $false
    | $false
    | $false
    | $false
    | $false
    | ~ relation(esk6_0) ),
    inference(rw,[status(thm)],[206993,94,theory(equality)]) ).

cnf(206995,negated_conjecture,
    ( apply(esk6_0,apply(esk5_0,esk4_0)) = empty_set
    | $false
    | $false
    | $false
    | $false
    | $false
    | $false ),
    inference(rw,[status(thm)],[206994,92,theory(equality)]) ).

cnf(206996,negated_conjecture,
    apply(esk6_0,apply(esk5_0,esk4_0)) = empty_set,
    inference(cn,[status(thm)],[206995,theory(equality)]) ).

cnf(206997,negated_conjecture,
    $false,
    inference(sr,[status(thm)],[206996,6069,theory(equality)]) ).

cnf(206998,negated_conjecture,
    $false,
    206997,
    [proof] ).

%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% % SZS status Started for /home/graph/tptp/TPTP/Problems/SEU/SEU215+1.p
% --creating new selector for []
% -running prover on /tmp/tmppoZ7Q8/sel_SEU215+1.p_1 with time limit 29
% -prover status Theorem
% Problem SEU215+1.p solved in phase 0.
% % SZS status Theorem for /home/graph/tptp/TPTP/Problems/SEU/SEU215+1.p
% % SZS status Ended for /home/graph/tptp/TPTP/Problems/SEU/SEU215+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
% 
%------------------------------------------------------------------------------