TSTP Solution File: SWB047+1 by SInE---0.4

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%------------------------------------------------------------------------------
% File     : SInE---0.4
% Problem  : SWB047+1 : TPTP v5.2.0. Released v5.2.0.
% Transfm  : none
% Format   : tptp:raw
% Command  : Source/sine.py -e eprover -t %d %s

% Computer : art02.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 : Fri Mar  4 00:40:08 EST 2011

% Result   : Theorem 0.29s
% Output   : CNFRefutation 0.29s
% Verified : 
% SZS Type : Refutation
%            Derivation depth      :   24
%            Number of leaves      :    7
% Syntax   : Number of formulae    :   59 (  11 unt;   0 def)
%            Number of atoms       :  302 (  35 equ)
%            Maximal formula atoms :   20 (   5 avg)
%            Number of connectives :  381 ( 138   ~; 157   |;  78   &)
%                                         (   5 <=>;   3  =>;   0  <=;   0 <~>)
%            Maximal formula depth :   15 (   6 avg)
%            Maximal term depth    :    2 (   1 avg)
%            Number of predicates  :    5 (   3 usr;   1 prp; 0-3 aty)
%            Number of functors    :   14 (  14 usr;   6 con; 0-2 aty)
%            Number of variables   :  139 (   1 sgn  86   !;  16   ?)

% Comments : 
%------------------------------------------------------------------------------
fof(5,axiom,
    ! [X1,X5] :
      ( iext(uri_owl_inverseOf,X1,X5)
     => ( ip(X1)
        & ip(X5) ) ),
    file('/tmp/tmpoUvife/sel_SWB047+1.p_1',owl_prop_inverseof_ext) ).

fof(6,axiom,
    ! [X6,X7] :
      ( iext(uri_owl_inverseOf,X6,X7)
    <=> ( ip(X6)
        & ip(X7)
        & ! [X1,X5] :
            ( iext(X6,X1,X5)
          <=> iext(X7,X5,X1) ) ) ),
    file('/tmp/tmpoUvife/sel_SWB047+1.p_1',owl_inv) ).

fof(9,axiom,
    ! [X3] :
      ( icext(uri_owl_FunctionalProperty,X3)
    <=> ( ip(X3)
        & ! [X1,X8,X9] :
            ( ( iext(X3,X1,X8)
              & iext(X3,X1,X9) )
           => X8 = X9 ) ) ),
    file('/tmp/tmpoUvife/sel_SWB047+1.p_1',owl_char_functional) ).

fof(10,axiom,
    ! [X1,X10] :
      ( iext(uri_rdf_type,X1,X10)
    <=> icext(X10,X1) ),
    file('/tmp/tmpoUvife/sel_SWB047+1.p_1',rdfs_cext_def) ).

fof(11,axiom,
    ! [X3] :
      ( icext(uri_owl_InverseFunctionalProperty,X3)
    <=> ( ip(X3)
        & ! [X11,X12,X5] :
            ( ( iext(X3,X11,X5)
              & iext(X3,X12,X5) )
           => X11 = X12 ) ) ),
    file('/tmp/tmpoUvife/sel_SWB047+1.p_1',owl_char_inversefunctional) ).

fof(12,conjecture,
    iext(uri_rdf_type,uri_ex_p2,uri_owl_InverseFunctionalProperty),
    file('/tmp/tmpoUvife/sel_SWB047+1.p_1',conclusion_rdfbased_sem_char_inversefunc_term) ).

fof(13,axiom,
    ( iext(uri_owl_inverseOf,uri_ex_p2,uri_ex_p1)
    & iext(uri_rdf_type,uri_ex_p1,uri_owl_FunctionalProperty) ),
    file('/tmp/tmpoUvife/sel_SWB047+1.p_1',premise_rdfbased_sem_char_inversefunc_term) ).

fof(14,negated_conjecture,
    ~ iext(uri_rdf_type,uri_ex_p2,uri_owl_InverseFunctionalProperty),
    inference(assume_negation,[status(cth)],[12]) ).

fof(15,negated_conjecture,
    ~ iext(uri_rdf_type,uri_ex_p2,uri_owl_InverseFunctionalProperty),
    inference(fof_simplification,[status(thm)],[14,theory(equality)]) ).

fof(24,plain,
    ! [X1,X5] :
      ( ~ iext(uri_owl_inverseOf,X1,X5)
      | ( ip(X1)
        & ip(X5) ) ),
    inference(fof_nnf,[status(thm)],[5]) ).

fof(25,plain,
    ! [X6,X7] :
      ( ~ iext(uri_owl_inverseOf,X6,X7)
      | ( ip(X6)
        & ip(X7) ) ),
    inference(variable_rename,[status(thm)],[24]) ).

fof(26,plain,
    ! [X6,X7] :
      ( ( ip(X6)
        | ~ iext(uri_owl_inverseOf,X6,X7) )
      & ( ip(X7)
        | ~ iext(uri_owl_inverseOf,X6,X7) ) ),
    inference(distribute,[status(thm)],[25]) ).

cnf(28,plain,
    ( ip(X1)
    | ~ iext(uri_owl_inverseOf,X1,X2) ),
    inference(split_conjunct,[status(thm)],[26]) ).

fof(29,plain,
    ! [X6,X7] :
      ( ( ~ iext(uri_owl_inverseOf,X6,X7)
        | ( ip(X6)
          & ip(X7)
          & ! [X1,X5] :
              ( ( ~ iext(X6,X1,X5)
                | iext(X7,X5,X1) )
              & ( ~ iext(X7,X5,X1)
                | iext(X6,X1,X5) ) ) ) )
      & ( ~ ip(X6)
        | ~ ip(X7)
        | ? [X1,X5] :
            ( ( ~ iext(X6,X1,X5)
              | ~ iext(X7,X5,X1) )
            & ( iext(X6,X1,X5)
              | iext(X7,X5,X1) ) )
        | iext(uri_owl_inverseOf,X6,X7) ) ),
    inference(fof_nnf,[status(thm)],[6]) ).

fof(30,plain,
    ! [X8,X9] :
      ( ( ~ iext(uri_owl_inverseOf,X8,X9)
        | ( ip(X8)
          & ip(X9)
          & ! [X10,X11] :
              ( ( ~ iext(X8,X10,X11)
                | iext(X9,X11,X10) )
              & ( ~ iext(X9,X11,X10)
                | iext(X8,X10,X11) ) ) ) )
      & ( ~ ip(X8)
        | ~ ip(X9)
        | ? [X12,X13] :
            ( ( ~ iext(X8,X12,X13)
              | ~ iext(X9,X13,X12) )
            & ( iext(X8,X12,X13)
              | iext(X9,X13,X12) ) )
        | iext(uri_owl_inverseOf,X8,X9) ) ),
    inference(variable_rename,[status(thm)],[29]) ).

fof(31,plain,
    ! [X8,X9] :
      ( ( ~ iext(uri_owl_inverseOf,X8,X9)
        | ( ip(X8)
          & ip(X9)
          & ! [X10,X11] :
              ( ( ~ iext(X8,X10,X11)
                | iext(X9,X11,X10) )
              & ( ~ iext(X9,X11,X10)
                | iext(X8,X10,X11) ) ) ) )
      & ( ~ ip(X8)
        | ~ ip(X9)
        | ( ( ~ iext(X8,esk1_2(X8,X9),esk2_2(X8,X9))
            | ~ iext(X9,esk2_2(X8,X9),esk1_2(X8,X9)) )
          & ( iext(X8,esk1_2(X8,X9),esk2_2(X8,X9))
            | iext(X9,esk2_2(X8,X9),esk1_2(X8,X9)) ) )
        | iext(uri_owl_inverseOf,X8,X9) ) ),
    inference(skolemize,[status(esa)],[30]) ).

fof(32,plain,
    ! [X8,X9,X10,X11] :
      ( ( ( ( ~ iext(X8,X10,X11)
            | iext(X9,X11,X10) )
          & ( ~ iext(X9,X11,X10)
            | iext(X8,X10,X11) )
          & ip(X8)
          & ip(X9) )
        | ~ iext(uri_owl_inverseOf,X8,X9) )
      & ( ~ ip(X8)
        | ~ ip(X9)
        | ( ( ~ iext(X8,esk1_2(X8,X9),esk2_2(X8,X9))
            | ~ iext(X9,esk2_2(X8,X9),esk1_2(X8,X9)) )
          & ( iext(X8,esk1_2(X8,X9),esk2_2(X8,X9))
            | iext(X9,esk2_2(X8,X9),esk1_2(X8,X9)) ) )
        | iext(uri_owl_inverseOf,X8,X9) ) ),
    inference(shift_quantors,[status(thm)],[31]) ).

fof(33,plain,
    ! [X8,X9,X10,X11] :
      ( ( ~ iext(X8,X10,X11)
        | iext(X9,X11,X10)
        | ~ iext(uri_owl_inverseOf,X8,X9) )
      & ( ~ iext(X9,X11,X10)
        | iext(X8,X10,X11)
        | ~ iext(uri_owl_inverseOf,X8,X9) )
      & ( ip(X8)
        | ~ iext(uri_owl_inverseOf,X8,X9) )
      & ( ip(X9)
        | ~ iext(uri_owl_inverseOf,X8,X9) )
      & ( ~ iext(X8,esk1_2(X8,X9),esk2_2(X8,X9))
        | ~ iext(X9,esk2_2(X8,X9),esk1_2(X8,X9))
        | ~ ip(X8)
        | ~ ip(X9)
        | iext(uri_owl_inverseOf,X8,X9) )
      & ( iext(X8,esk1_2(X8,X9),esk2_2(X8,X9))
        | iext(X9,esk2_2(X8,X9),esk1_2(X8,X9))
        | ~ ip(X8)
        | ~ ip(X9)
        | iext(uri_owl_inverseOf,X8,X9) ) ),
    inference(distribute,[status(thm)],[32]) ).

cnf(39,plain,
    ( iext(X2,X3,X4)
    | ~ iext(uri_owl_inverseOf,X1,X2)
    | ~ iext(X1,X4,X3) ),
    inference(split_conjunct,[status(thm)],[33]) ).

fof(44,plain,
    ! [X3] :
      ( ( ~ icext(uri_owl_FunctionalProperty,X3)
        | ( ip(X3)
          & ! [X1,X8,X9] :
              ( ~ iext(X3,X1,X8)
              | ~ iext(X3,X1,X9)
              | X8 = X9 ) ) )
      & ( ~ ip(X3)
        | ? [X1,X8,X9] :
            ( iext(X3,X1,X8)
            & iext(X3,X1,X9)
            & X8 != X9 )
        | icext(uri_owl_FunctionalProperty,X3) ) ),
    inference(fof_nnf,[status(thm)],[9]) ).

fof(45,plain,
    ! [X10] :
      ( ( ~ icext(uri_owl_FunctionalProperty,X10)
        | ( ip(X10)
          & ! [X11,X12,X13] :
              ( ~ iext(X10,X11,X12)
              | ~ iext(X10,X11,X13)
              | X12 = X13 ) ) )
      & ( ~ ip(X10)
        | ? [X14,X15,X16] :
            ( iext(X10,X14,X15)
            & iext(X10,X14,X16)
            & X15 != X16 )
        | icext(uri_owl_FunctionalProperty,X10) ) ),
    inference(variable_rename,[status(thm)],[44]) ).

fof(46,plain,
    ! [X10] :
      ( ( ~ icext(uri_owl_FunctionalProperty,X10)
        | ( ip(X10)
          & ! [X11,X12,X13] :
              ( ~ iext(X10,X11,X12)
              | ~ iext(X10,X11,X13)
              | X12 = X13 ) ) )
      & ( ~ ip(X10)
        | ( iext(X10,esk3_1(X10),esk4_1(X10))
          & iext(X10,esk3_1(X10),esk5_1(X10))
          & esk4_1(X10) != esk5_1(X10) )
        | icext(uri_owl_FunctionalProperty,X10) ) ),
    inference(skolemize,[status(esa)],[45]) ).

fof(47,plain,
    ! [X10,X11,X12,X13] :
      ( ( ( ( ~ iext(X10,X11,X12)
            | ~ iext(X10,X11,X13)
            | X12 = X13 )
          & ip(X10) )
        | ~ icext(uri_owl_FunctionalProperty,X10) )
      & ( ~ ip(X10)
        | ( iext(X10,esk3_1(X10),esk4_1(X10))
          & iext(X10,esk3_1(X10),esk5_1(X10))
          & esk4_1(X10) != esk5_1(X10) )
        | icext(uri_owl_FunctionalProperty,X10) ) ),
    inference(shift_quantors,[status(thm)],[46]) ).

fof(48,plain,
    ! [X10,X11,X12,X13] :
      ( ( ~ iext(X10,X11,X12)
        | ~ iext(X10,X11,X13)
        | X12 = X13
        | ~ icext(uri_owl_FunctionalProperty,X10) )
      & ( ip(X10)
        | ~ icext(uri_owl_FunctionalProperty,X10) )
      & ( iext(X10,esk3_1(X10),esk4_1(X10))
        | ~ ip(X10)
        | icext(uri_owl_FunctionalProperty,X10) )
      & ( iext(X10,esk3_1(X10),esk5_1(X10))
        | ~ ip(X10)
        | icext(uri_owl_FunctionalProperty,X10) )
      & ( esk4_1(X10) != esk5_1(X10)
        | ~ ip(X10)
        | icext(uri_owl_FunctionalProperty,X10) ) ),
    inference(distribute,[status(thm)],[47]) ).

cnf(53,plain,
    ( X2 = X3
    | ~ icext(uri_owl_FunctionalProperty,X1)
    | ~ iext(X1,X4,X3)
    | ~ iext(X1,X4,X2) ),
    inference(split_conjunct,[status(thm)],[48]) ).

fof(54,plain,
    ! [X1,X10] :
      ( ( ~ iext(uri_rdf_type,X1,X10)
        | icext(X10,X1) )
      & ( ~ icext(X10,X1)
        | iext(uri_rdf_type,X1,X10) ) ),
    inference(fof_nnf,[status(thm)],[10]) ).

fof(55,plain,
    ! [X11,X12] :
      ( ( ~ iext(uri_rdf_type,X11,X12)
        | icext(X12,X11) )
      & ( ~ icext(X12,X11)
        | iext(uri_rdf_type,X11,X12) ) ),
    inference(variable_rename,[status(thm)],[54]) ).

cnf(56,plain,
    ( iext(uri_rdf_type,X1,X2)
    | ~ icext(X2,X1) ),
    inference(split_conjunct,[status(thm)],[55]) ).

cnf(57,plain,
    ( icext(X1,X2)
    | ~ iext(uri_rdf_type,X2,X1) ),
    inference(split_conjunct,[status(thm)],[55]) ).

fof(58,plain,
    ! [X3] :
      ( ( ~ icext(uri_owl_InverseFunctionalProperty,X3)
        | ( ip(X3)
          & ! [X11,X12,X5] :
              ( ~ iext(X3,X11,X5)
              | ~ iext(X3,X12,X5)
              | X11 = X12 ) ) )
      & ( ~ ip(X3)
        | ? [X11,X12,X5] :
            ( iext(X3,X11,X5)
            & iext(X3,X12,X5)
            & X11 != X12 )
        | icext(uri_owl_InverseFunctionalProperty,X3) ) ),
    inference(fof_nnf,[status(thm)],[11]) ).

fof(59,plain,
    ! [X13] :
      ( ( ~ icext(uri_owl_InverseFunctionalProperty,X13)
        | ( ip(X13)
          & ! [X14,X15,X16] :
              ( ~ iext(X13,X14,X16)
              | ~ iext(X13,X15,X16)
              | X14 = X15 ) ) )
      & ( ~ ip(X13)
        | ? [X17,X18,X19] :
            ( iext(X13,X17,X19)
            & iext(X13,X18,X19)
            & X17 != X18 )
        | icext(uri_owl_InverseFunctionalProperty,X13) ) ),
    inference(variable_rename,[status(thm)],[58]) ).

fof(60,plain,
    ! [X13] :
      ( ( ~ icext(uri_owl_InverseFunctionalProperty,X13)
        | ( ip(X13)
          & ! [X14,X15,X16] :
              ( ~ iext(X13,X14,X16)
              | ~ iext(X13,X15,X16)
              | X14 = X15 ) ) )
      & ( ~ ip(X13)
        | ( iext(X13,esk6_1(X13),esk8_1(X13))
          & iext(X13,esk7_1(X13),esk8_1(X13))
          & esk6_1(X13) != esk7_1(X13) )
        | icext(uri_owl_InverseFunctionalProperty,X13) ) ),
    inference(skolemize,[status(esa)],[59]) ).

fof(61,plain,
    ! [X13,X14,X15,X16] :
      ( ( ( ( ~ iext(X13,X14,X16)
            | ~ iext(X13,X15,X16)
            | X14 = X15 )
          & ip(X13) )
        | ~ icext(uri_owl_InverseFunctionalProperty,X13) )
      & ( ~ ip(X13)
        | ( iext(X13,esk6_1(X13),esk8_1(X13))
          & iext(X13,esk7_1(X13),esk8_1(X13))
          & esk6_1(X13) != esk7_1(X13) )
        | icext(uri_owl_InverseFunctionalProperty,X13) ) ),
    inference(shift_quantors,[status(thm)],[60]) ).

fof(62,plain,
    ! [X13,X14,X15,X16] :
      ( ( ~ iext(X13,X14,X16)
        | ~ iext(X13,X15,X16)
        | X14 = X15
        | ~ icext(uri_owl_InverseFunctionalProperty,X13) )
      & ( ip(X13)
        | ~ icext(uri_owl_InverseFunctionalProperty,X13) )
      & ( iext(X13,esk6_1(X13),esk8_1(X13))
        | ~ ip(X13)
        | icext(uri_owl_InverseFunctionalProperty,X13) )
      & ( iext(X13,esk7_1(X13),esk8_1(X13))
        | ~ ip(X13)
        | icext(uri_owl_InverseFunctionalProperty,X13) )
      & ( esk6_1(X13) != esk7_1(X13)
        | ~ ip(X13)
        | icext(uri_owl_InverseFunctionalProperty,X13) ) ),
    inference(distribute,[status(thm)],[61]) ).

cnf(63,plain,
    ( icext(uri_owl_InverseFunctionalProperty,X1)
    | ~ ip(X1)
    | esk6_1(X1) != esk7_1(X1) ),
    inference(split_conjunct,[status(thm)],[62]) ).

cnf(64,plain,
    ( icext(uri_owl_InverseFunctionalProperty,X1)
    | iext(X1,esk7_1(X1),esk8_1(X1))
    | ~ ip(X1) ),
    inference(split_conjunct,[status(thm)],[62]) ).

cnf(65,plain,
    ( icext(uri_owl_InverseFunctionalProperty,X1)
    | iext(X1,esk6_1(X1),esk8_1(X1))
    | ~ ip(X1) ),
    inference(split_conjunct,[status(thm)],[62]) ).

cnf(68,negated_conjecture,
    ~ iext(uri_rdf_type,uri_ex_p2,uri_owl_InverseFunctionalProperty),
    inference(split_conjunct,[status(thm)],[15]) ).

cnf(69,plain,
    iext(uri_rdf_type,uri_ex_p1,uri_owl_FunctionalProperty),
    inference(split_conjunct,[status(thm)],[13]) ).

cnf(70,plain,
    iext(uri_owl_inverseOf,uri_ex_p2,uri_ex_p1),
    inference(split_conjunct,[status(thm)],[13]) ).

cnf(72,plain,
    ip(uri_ex_p2),
    inference(spm,[status(thm)],[28,70,theory(equality)]) ).

cnf(79,plain,
    ( iext(uri_ex_p1,X1,X2)
    | ~ iext(uri_ex_p2,X2,X1) ),
    inference(spm,[status(thm)],[39,70,theory(equality)]) ).

cnf(158,plain,
    ( X1 = X2
    | ~ iext(uri_ex_p1,X3,X1)
    | ~ icext(uri_owl_FunctionalProperty,uri_ex_p1)
    | ~ iext(uri_ex_p2,X2,X3) ),
    inference(spm,[status(thm)],[53,79,theory(equality)]) ).

cnf(370,plain,
    ( X1 = X2
    | ~ iext(uri_ex_p1,X3,X1)
    | ~ iext(uri_ex_p2,X2,X3)
    | ~ iext(uri_rdf_type,uri_ex_p1,uri_owl_FunctionalProperty) ),
    inference(spm,[status(thm)],[158,57,theory(equality)]) ).

cnf(371,plain,
    ( X1 = X2
    | ~ iext(uri_ex_p1,X3,X1)
    | ~ iext(uri_ex_p2,X2,X3)
    | $false ),
    inference(rw,[status(thm)],[370,69,theory(equality)]) ).

cnf(372,plain,
    ( X1 = X2
    | ~ iext(uri_ex_p1,X3,X1)
    | ~ iext(uri_ex_p2,X2,X3) ),
    inference(cn,[status(thm)],[371,theory(equality)]) ).

cnf(377,plain,
    ( X1 = X2
    | ~ iext(uri_ex_p2,X2,X3)
    | ~ iext(uri_ex_p2,X1,X3) ),
    inference(spm,[status(thm)],[372,79,theory(equality)]) ).

cnf(386,plain,
    ( X1 = esk6_1(uri_ex_p2)
    | icext(uri_owl_InverseFunctionalProperty,uri_ex_p2)
    | ~ iext(uri_ex_p2,X1,esk8_1(uri_ex_p2))
    | ~ ip(uri_ex_p2) ),
    inference(spm,[status(thm)],[377,65,theory(equality)]) ).

cnf(394,plain,
    ( X1 = esk6_1(uri_ex_p2)
    | icext(uri_owl_InverseFunctionalProperty,uri_ex_p2)
    | ~ iext(uri_ex_p2,X1,esk8_1(uri_ex_p2))
    | $false ),
    inference(rw,[status(thm)],[386,72,theory(equality)]) ).

cnf(395,plain,
    ( X1 = esk6_1(uri_ex_p2)
    | icext(uri_owl_InverseFunctionalProperty,uri_ex_p2)
    | ~ iext(uri_ex_p2,X1,esk8_1(uri_ex_p2)) ),
    inference(cn,[status(thm)],[394,theory(equality)]) ).

cnf(408,plain,
    ( esk7_1(uri_ex_p2) = esk6_1(uri_ex_p2)
    | icext(uri_owl_InverseFunctionalProperty,uri_ex_p2)
    | ~ ip(uri_ex_p2) ),
    inference(spm,[status(thm)],[395,64,theory(equality)]) ).

cnf(409,plain,
    ( esk7_1(uri_ex_p2) = esk6_1(uri_ex_p2)
    | icext(uri_owl_InverseFunctionalProperty,uri_ex_p2)
    | $false ),
    inference(rw,[status(thm)],[408,72,theory(equality)]) ).

cnf(410,plain,
    ( esk7_1(uri_ex_p2) = esk6_1(uri_ex_p2)
    | icext(uri_owl_InverseFunctionalProperty,uri_ex_p2) ),
    inference(cn,[status(thm)],[409,theory(equality)]) ).

cnf(411,plain,
    ( icext(uri_owl_InverseFunctionalProperty,uri_ex_p2)
    | ~ ip(uri_ex_p2) ),
    inference(spm,[status(thm)],[63,410,theory(equality)]) ).

cnf(416,plain,
    ( icext(uri_owl_InverseFunctionalProperty,uri_ex_p2)
    | $false ),
    inference(rw,[status(thm)],[411,72,theory(equality)]) ).

cnf(417,plain,
    icext(uri_owl_InverseFunctionalProperty,uri_ex_p2),
    inference(cn,[status(thm)],[416,theory(equality)]) ).

cnf(421,plain,
    iext(uri_rdf_type,uri_ex_p2,uri_owl_InverseFunctionalProperty),
    inference(spm,[status(thm)],[56,417,theory(equality)]) ).

cnf(435,plain,
    $false,
    inference(sr,[status(thm)],[421,68,theory(equality)]) ).

cnf(436,plain,
    $false,
    435,
    [proof] ).

%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% % SZS status Started for /home/graph/tptp/TPTP/Problems/SWB/SWB047+1.p
% --creating new selector for [SWB001+0.ax]
% -running prover on /tmp/tmpoUvife/sel_SWB047+1.p_1 with time limit 29
% -prover status Theorem
% Problem SWB047+1.p solved in phase 0.
% % SZS status Theorem for /home/graph/tptp/TPTP/Problems/SWB/SWB047+1.p
% % SZS status Ended for /home/graph/tptp/TPTP/Problems/SWB/SWB047+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
% 
%------------------------------------------------------------------------------