TSTP Solution File: SWV200+1 by SInE---0.4

View Problem - Process Solution

%------------------------------------------------------------------------------
% File     : SInE---0.4
% Problem  : SWV200+1 : TPTP v5.0.0. Bugfixed v3.3.0.
% 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 : Sun Dec 26 12:23:31 EST 2010

% Result   : Theorem 0.37s
% Output   : CNFRefutation 0.37s
% Verified : 
% SZS Type : Refutation
%            Derivation depth      :   16
%            Number of leaves      :    2
% Syntax   : Number of formulae    :   28 (   8 unt;   0 def)
%            Number of atoms       :  428 ( 252 equ)
%            Maximal formula atoms :   72 (  15 avg)
%            Number of connectives :  523 ( 123   ~; 101   |; 283   &)
%                                         (   0 <=>;  16  =>;   0  <=;   0 <~>)
%            Maximal formula depth :   40 (  13 avg)
%            Maximal term depth    :    2 (   1 avg)
%            Number of predicates  :    5 (   3 usr;   2 prp; 0-2 aty)
%            Number of functors    :   21 (  21 usr;  18 con; 0-3 aty)
%            Number of variables   :   47 (   0 sgn  34   !;   4   ?)

% Comments : 
%------------------------------------------------------------------------------
fof(48,conjecture,
    ( ( a_select2(rho_defuse,n0) = use
      & a_select2(rho_defuse,n1) = use
      & a_select2(rho_defuse,n2) = use
      & a_select2(sigma_defuse,n0) = use
      & a_select2(sigma_defuse,n1) = use
      & a_select2(sigma_defuse,n2) = use
      & a_select2(sigma_defuse,n3) = use
      & a_select2(sigma_defuse,n4) = use
      & a_select2(sigma_defuse,n5) = use
      & a_select3(u_defuse,n0,n0) = use
      & a_select3(u_defuse,n1,n0) = use
      & a_select3(u_defuse,n2,n0) = use
      & a_select2(xinit_defuse,n3) = use
      & a_select2(xinit_defuse,n4) = use
      & a_select2(xinit_defuse,n5) = use
      & a_select2(xinit_mean_defuse,n0) = use
      & a_select2(xinit_mean_defuse,n1) = use
      & a_select2(xinit_mean_defuse,n2) = use
      & a_select2(xinit_mean_defuse,n3) = use
      & a_select2(xinit_mean_defuse,n4) = use
      & a_select2(xinit_mean_defuse,n5) = use
      & a_select2(xinit_noise_defuse,n0) = use
      & a_select2(xinit_noise_defuse,n1) = use
      & a_select2(xinit_noise_defuse,n2) = use
      & a_select2(xinit_noise_defuse,n3) = use
      & a_select2(xinit_noise_defuse,n4) = use
      & a_select2(xinit_noise_defuse,n5) = use
      & leq(n0,pv5)
      & leq(pv5,n998)
      & gt(pv5,n0)
      & ! [X4,X5] :
          ( ( leq(n0,X4)
            & leq(n0,X5)
            & leq(X4,n2)
            & leq(X5,pred(pv5)) )
         => a_select3(u_defuse,X4,X5) = use )
      & ! [X6,X7] :
          ( ( leq(n0,X6)
            & leq(n0,X7)
            & leq(X6,n2)
            & leq(X7,pred(pv5)) )
         => a_select3(z_defuse,X6,X7) = use ) )
   => ! [X8,X9] :
        ( ( leq(n0,X8)
          & leq(n0,X9)
          & leq(X8,n2)
          & leq(X9,pred(pv5)) )
       => ( ( ~ ( n0 = X8
                & pv5 = X9 )
            & ~ ( n1 = X8
                & pv5 = X9 )
            & ~ ( n2 = X8
                & pv5 = X9 ) )
         => a_select3(u_defuse,X8,X9) = use ) ) ),
    file('/tmp/tmpO_7iNR/sel_SWV200+1.p_1',quaternion_ds1_inuse_0011) ).

fof(68,negated_conjecture,
    ~ ( ( a_select2(rho_defuse,n0) = use
        & a_select2(rho_defuse,n1) = use
        & a_select2(rho_defuse,n2) = use
        & a_select2(sigma_defuse,n0) = use
        & a_select2(sigma_defuse,n1) = use
        & a_select2(sigma_defuse,n2) = use
        & a_select2(sigma_defuse,n3) = use
        & a_select2(sigma_defuse,n4) = use
        & a_select2(sigma_defuse,n5) = use
        & a_select3(u_defuse,n0,n0) = use
        & a_select3(u_defuse,n1,n0) = use
        & a_select3(u_defuse,n2,n0) = use
        & a_select2(xinit_defuse,n3) = use
        & a_select2(xinit_defuse,n4) = use
        & a_select2(xinit_defuse,n5) = use
        & a_select2(xinit_mean_defuse,n0) = use
        & a_select2(xinit_mean_defuse,n1) = use
        & a_select2(xinit_mean_defuse,n2) = use
        & a_select2(xinit_mean_defuse,n3) = use
        & a_select2(xinit_mean_defuse,n4) = use
        & a_select2(xinit_mean_defuse,n5) = use
        & a_select2(xinit_noise_defuse,n0) = use
        & a_select2(xinit_noise_defuse,n1) = use
        & a_select2(xinit_noise_defuse,n2) = use
        & a_select2(xinit_noise_defuse,n3) = use
        & a_select2(xinit_noise_defuse,n4) = use
        & a_select2(xinit_noise_defuse,n5) = use
        & leq(n0,pv5)
        & leq(pv5,n998)
        & gt(pv5,n0)
        & ! [X4,X5] :
            ( ( leq(n0,X4)
              & leq(n0,X5)
              & leq(X4,n2)
              & leq(X5,pred(pv5)) )
           => a_select3(u_defuse,X4,X5) = use )
        & ! [X6,X7] :
            ( ( leq(n0,X6)
              & leq(n0,X7)
              & leq(X6,n2)
              & leq(X7,pred(pv5)) )
           => a_select3(z_defuse,X6,X7) = use ) )
     => ! [X8,X9] :
          ( ( leq(n0,X8)
            & leq(n0,X9)
            & leq(X8,n2)
            & leq(X9,pred(pv5)) )
         => ( ( ~ ( n0 = X8
                  & pv5 = X9 )
              & ~ ( n1 = X8
                  & pv5 = X9 )
              & ~ ( n2 = X8
                  & pv5 = X9 ) )
           => a_select3(u_defuse,X8,X9) = use ) ) ),
    inference(assume_negation,[status(cth)],[48]) ).

fof(70,plain,
    ( epred1_0
   => ( a_select2(rho_defuse,n0) = use
      & a_select2(rho_defuse,n1) = use
      & a_select2(rho_defuse,n2) = use
      & a_select2(sigma_defuse,n0) = use
      & a_select2(sigma_defuse,n1) = use
      & a_select2(sigma_defuse,n2) = use
      & a_select2(sigma_defuse,n3) = use
      & a_select2(sigma_defuse,n4) = use
      & a_select2(sigma_defuse,n5) = use
      & a_select3(u_defuse,n0,n0) = use
      & a_select3(u_defuse,n1,n0) = use
      & a_select3(u_defuse,n2,n0) = use
      & a_select2(xinit_defuse,n3) = use
      & a_select2(xinit_defuse,n4) = use
      & a_select2(xinit_defuse,n5) = use
      & a_select2(xinit_mean_defuse,n0) = use
      & a_select2(xinit_mean_defuse,n1) = use
      & a_select2(xinit_mean_defuse,n2) = use
      & a_select2(xinit_mean_defuse,n3) = use
      & a_select2(xinit_mean_defuse,n4) = use
      & a_select2(xinit_mean_defuse,n5) = use
      & a_select2(xinit_noise_defuse,n0) = use
      & a_select2(xinit_noise_defuse,n1) = use
      & a_select2(xinit_noise_defuse,n2) = use
      & a_select2(xinit_noise_defuse,n3) = use
      & a_select2(xinit_noise_defuse,n4) = use
      & a_select2(xinit_noise_defuse,n5) = use
      & leq(n0,pv5)
      & leq(pv5,n998)
      & gt(pv5,n0)
      & ! [X4,X5] :
          ( ( leq(n0,X4)
            & leq(n0,X5)
            & leq(X4,n2)
            & leq(X5,pred(pv5)) )
         => a_select3(u_defuse,X4,X5) = use )
      & ! [X6,X7] :
          ( ( leq(n0,X6)
            & leq(n0,X7)
            & leq(X6,n2)
            & leq(X7,pred(pv5)) )
         => a_select3(z_defuse,X6,X7) = use ) ) ),
    introduced(definition) ).

fof(71,negated_conjecture,
    ~ ( epred1_0
     => ! [X8,X9] :
          ( ( leq(n0,X8)
            & leq(n0,X9)
            & leq(X8,n2)
            & leq(X9,pred(pv5)) )
         => ( ( ~ ( n0 = X8
                  & pv5 = X9 )
              & ~ ( n1 = X8
                  & pv5 = X9 )
              & ~ ( n2 = X8
                  & pv5 = X9 ) )
           => a_select3(u_defuse,X8,X9) = use ) ) ),
    inference(apply_def,[status(esa)],[68,70,theory(equality)]) ).

fof(158,negated_conjecture,
    ( epred1_0
    & ? [X8,X9] :
        ( leq(n0,X8)
        & leq(n0,X9)
        & leq(X8,n2)
        & leq(X9,pred(pv5))
        & ( n0 != X8
          | pv5 != X9 )
        & ( n1 != X8
          | pv5 != X9 )
        & ( n2 != X8
          | pv5 != X9 )
        & a_select3(u_defuse,X8,X9) != use ) ),
    inference(fof_nnf,[status(thm)],[71]) ).

fof(159,negated_conjecture,
    ( epred1_0
    & ? [X10,X11] :
        ( leq(n0,X10)
        & leq(n0,X11)
        & leq(X10,n2)
        & leq(X11,pred(pv5))
        & ( n0 != X10
          | pv5 != X11 )
        & ( n1 != X10
          | pv5 != X11 )
        & ( n2 != X10
          | pv5 != X11 )
        & a_select3(u_defuse,X10,X11) != use ) ),
    inference(variable_rename,[status(thm)],[158]) ).

fof(160,negated_conjecture,
    ( epred1_0
    & leq(n0,esk1_0)
    & leq(n0,esk2_0)
    & leq(esk1_0,n2)
    & leq(esk2_0,pred(pv5))
    & ( n0 != esk1_0
      | pv5 != esk2_0 )
    & ( n1 != esk1_0
      | pv5 != esk2_0 )
    & ( n2 != esk1_0
      | pv5 != esk2_0 )
    & a_select3(u_defuse,esk1_0,esk2_0) != use ),
    inference(skolemize,[status(esa)],[159]) ).

cnf(161,negated_conjecture,
    a_select3(u_defuse,esk1_0,esk2_0) != use,
    inference(split_conjunct,[status(thm)],[160]) ).

cnf(165,negated_conjecture,
    leq(esk2_0,pred(pv5)),
    inference(split_conjunct,[status(thm)],[160]) ).

cnf(166,negated_conjecture,
    leq(esk1_0,n2),
    inference(split_conjunct,[status(thm)],[160]) ).

cnf(167,negated_conjecture,
    leq(n0,esk2_0),
    inference(split_conjunct,[status(thm)],[160]) ).

cnf(168,negated_conjecture,
    leq(n0,esk1_0),
    inference(split_conjunct,[status(thm)],[160]) ).

cnf(169,negated_conjecture,
    epred1_0,
    inference(split_conjunct,[status(thm)],[160]) ).

fof(199,plain,
    ( ~ epred1_0
    | ( a_select2(rho_defuse,n0) = use
      & a_select2(rho_defuse,n1) = use
      & a_select2(rho_defuse,n2) = use
      & a_select2(sigma_defuse,n0) = use
      & a_select2(sigma_defuse,n1) = use
      & a_select2(sigma_defuse,n2) = use
      & a_select2(sigma_defuse,n3) = use
      & a_select2(sigma_defuse,n4) = use
      & a_select2(sigma_defuse,n5) = use
      & a_select3(u_defuse,n0,n0) = use
      & a_select3(u_defuse,n1,n0) = use
      & a_select3(u_defuse,n2,n0) = use
      & a_select2(xinit_defuse,n3) = use
      & a_select2(xinit_defuse,n4) = use
      & a_select2(xinit_defuse,n5) = use
      & a_select2(xinit_mean_defuse,n0) = use
      & a_select2(xinit_mean_defuse,n1) = use
      & a_select2(xinit_mean_defuse,n2) = use
      & a_select2(xinit_mean_defuse,n3) = use
      & a_select2(xinit_mean_defuse,n4) = use
      & a_select2(xinit_mean_defuse,n5) = use
      & a_select2(xinit_noise_defuse,n0) = use
      & a_select2(xinit_noise_defuse,n1) = use
      & a_select2(xinit_noise_defuse,n2) = use
      & a_select2(xinit_noise_defuse,n3) = use
      & a_select2(xinit_noise_defuse,n4) = use
      & a_select2(xinit_noise_defuse,n5) = use
      & leq(n0,pv5)
      & leq(pv5,n998)
      & gt(pv5,n0)
      & ! [X4,X5] :
          ( ~ leq(n0,X4)
          | ~ leq(n0,X5)
          | ~ leq(X4,n2)
          | ~ leq(X5,pred(pv5))
          | a_select3(u_defuse,X4,X5) = use )
      & ! [X6,X7] :
          ( ~ leq(n0,X6)
          | ~ leq(n0,X7)
          | ~ leq(X6,n2)
          | ~ leq(X7,pred(pv5))
          | a_select3(z_defuse,X6,X7) = use ) ) ),
    inference(fof_nnf,[status(thm)],[70]) ).

fof(200,plain,
    ( ~ epred1_0
    | ( a_select2(rho_defuse,n0) = use
      & a_select2(rho_defuse,n1) = use
      & a_select2(rho_defuse,n2) = use
      & a_select2(sigma_defuse,n0) = use
      & a_select2(sigma_defuse,n1) = use
      & a_select2(sigma_defuse,n2) = use
      & a_select2(sigma_defuse,n3) = use
      & a_select2(sigma_defuse,n4) = use
      & a_select2(sigma_defuse,n5) = use
      & a_select3(u_defuse,n0,n0) = use
      & a_select3(u_defuse,n1,n0) = use
      & a_select3(u_defuse,n2,n0) = use
      & a_select2(xinit_defuse,n3) = use
      & a_select2(xinit_defuse,n4) = use
      & a_select2(xinit_defuse,n5) = use
      & a_select2(xinit_mean_defuse,n0) = use
      & a_select2(xinit_mean_defuse,n1) = use
      & a_select2(xinit_mean_defuse,n2) = use
      & a_select2(xinit_mean_defuse,n3) = use
      & a_select2(xinit_mean_defuse,n4) = use
      & a_select2(xinit_mean_defuse,n5) = use
      & a_select2(xinit_noise_defuse,n0) = use
      & a_select2(xinit_noise_defuse,n1) = use
      & a_select2(xinit_noise_defuse,n2) = use
      & a_select2(xinit_noise_defuse,n3) = use
      & a_select2(xinit_noise_defuse,n4) = use
      & a_select2(xinit_noise_defuse,n5) = use
      & leq(n0,pv5)
      & leq(pv5,n998)
      & gt(pv5,n0)
      & ! [X8,X9] :
          ( ~ leq(n0,X8)
          | ~ leq(n0,X9)
          | ~ leq(X8,n2)
          | ~ leq(X9,pred(pv5))
          | a_select3(u_defuse,X8,X9) = use )
      & ! [X10,X11] :
          ( ~ leq(n0,X10)
          | ~ leq(n0,X11)
          | ~ leq(X10,n2)
          | ~ leq(X11,pred(pv5))
          | a_select3(z_defuse,X10,X11) = use ) ) ),
    inference(variable_rename,[status(thm)],[199]) ).

fof(201,plain,
    ! [X8,X9,X10,X11] :
      ( ( ( ~ leq(n0,X10)
          | ~ leq(n0,X11)
          | ~ leq(X10,n2)
          | ~ leq(X11,pred(pv5))
          | a_select3(z_defuse,X10,X11) = use )
        & ( ~ leq(n0,X8)
          | ~ leq(n0,X9)
          | ~ leq(X8,n2)
          | ~ leq(X9,pred(pv5))
          | a_select3(u_defuse,X8,X9) = use )
        & a_select2(rho_defuse,n0) = use
        & a_select2(rho_defuse,n1) = use
        & a_select2(rho_defuse,n2) = use
        & a_select2(sigma_defuse,n0) = use
        & a_select2(sigma_defuse,n1) = use
        & a_select2(sigma_defuse,n2) = use
        & a_select2(sigma_defuse,n3) = use
        & a_select2(sigma_defuse,n4) = use
        & a_select2(sigma_defuse,n5) = use
        & a_select3(u_defuse,n0,n0) = use
        & a_select3(u_defuse,n1,n0) = use
        & a_select3(u_defuse,n2,n0) = use
        & a_select2(xinit_defuse,n3) = use
        & a_select2(xinit_defuse,n4) = use
        & a_select2(xinit_defuse,n5) = use
        & a_select2(xinit_mean_defuse,n0) = use
        & a_select2(xinit_mean_defuse,n1) = use
        & a_select2(xinit_mean_defuse,n2) = use
        & a_select2(xinit_mean_defuse,n3) = use
        & a_select2(xinit_mean_defuse,n4) = use
        & a_select2(xinit_mean_defuse,n5) = use
        & a_select2(xinit_noise_defuse,n0) = use
        & a_select2(xinit_noise_defuse,n1) = use
        & a_select2(xinit_noise_defuse,n2) = use
        & a_select2(xinit_noise_defuse,n3) = use
        & a_select2(xinit_noise_defuse,n4) = use
        & a_select2(xinit_noise_defuse,n5) = use
        & leq(n0,pv5)
        & leq(pv5,n998)
        & gt(pv5,n0) )
      | ~ epred1_0 ),
    inference(shift_quantors,[status(thm)],[200]) ).

fof(202,plain,
    ! [X8,X9,X10,X11] :
      ( ( ~ leq(n0,X10)
        | ~ leq(n0,X11)
        | ~ leq(X10,n2)
        | ~ leq(X11,pred(pv5))
        | a_select3(z_defuse,X10,X11) = use
        | ~ epred1_0 )
      & ( ~ leq(n0,X8)
        | ~ leq(n0,X9)
        | ~ leq(X8,n2)
        | ~ leq(X9,pred(pv5))
        | a_select3(u_defuse,X8,X9) = use
        | ~ epred1_0 )
      & ( a_select2(rho_defuse,n0) = use
        | ~ epred1_0 )
      & ( a_select2(rho_defuse,n1) = use
        | ~ epred1_0 )
      & ( a_select2(rho_defuse,n2) = use
        | ~ epred1_0 )
      & ( a_select2(sigma_defuse,n0) = use
        | ~ epred1_0 )
      & ( a_select2(sigma_defuse,n1) = use
        | ~ epred1_0 )
      & ( a_select2(sigma_defuse,n2) = use
        | ~ epred1_0 )
      & ( a_select2(sigma_defuse,n3) = use
        | ~ epred1_0 )
      & ( a_select2(sigma_defuse,n4) = use
        | ~ epred1_0 )
      & ( a_select2(sigma_defuse,n5) = use
        | ~ epred1_0 )
      & ( a_select3(u_defuse,n0,n0) = use
        | ~ epred1_0 )
      & ( a_select3(u_defuse,n1,n0) = use
        | ~ epred1_0 )
      & ( a_select3(u_defuse,n2,n0) = use
        | ~ epred1_0 )
      & ( a_select2(xinit_defuse,n3) = use
        | ~ epred1_0 )
      & ( a_select2(xinit_defuse,n4) = use
        | ~ epred1_0 )
      & ( a_select2(xinit_defuse,n5) = use
        | ~ epred1_0 )
      & ( a_select2(xinit_mean_defuse,n0) = use
        | ~ epred1_0 )
      & ( a_select2(xinit_mean_defuse,n1) = use
        | ~ epred1_0 )
      & ( a_select2(xinit_mean_defuse,n2) = use
        | ~ epred1_0 )
      & ( a_select2(xinit_mean_defuse,n3) = use
        | ~ epred1_0 )
      & ( a_select2(xinit_mean_defuse,n4) = use
        | ~ epred1_0 )
      & ( a_select2(xinit_mean_defuse,n5) = use
        | ~ epred1_0 )
      & ( a_select2(xinit_noise_defuse,n0) = use
        | ~ epred1_0 )
      & ( a_select2(xinit_noise_defuse,n1) = use
        | ~ epred1_0 )
      & ( a_select2(xinit_noise_defuse,n2) = use
        | ~ epred1_0 )
      & ( a_select2(xinit_noise_defuse,n3) = use
        | ~ epred1_0 )
      & ( a_select2(xinit_noise_defuse,n4) = use
        | ~ epred1_0 )
      & ( a_select2(xinit_noise_defuse,n5) = use
        | ~ epred1_0 )
      & ( leq(n0,pv5)
        | ~ epred1_0 )
      & ( leq(pv5,n998)
        | ~ epred1_0 )
      & ( gt(pv5,n0)
        | ~ epred1_0 ) ),
    inference(distribute,[status(thm)],[201]) ).

cnf(233,plain,
    ( a_select3(u_defuse,X1,X2) = use
    | ~ epred1_0
    | ~ leq(X2,pred(pv5))
    | ~ leq(X1,n2)
    | ~ leq(n0,X2)
    | ~ leq(n0,X1) ),
    inference(split_conjunct,[status(thm)],[202]) ).

cnf(466,plain,
    ( a_select3(u_defuse,X1,X2) = use
    | $false
    | ~ leq(X1,n2)
    | ~ leq(n0,X2)
    | ~ leq(n0,X1)
    | ~ leq(X2,pred(pv5)) ),
    inference(rw,[status(thm)],[233,169,theory(equality)]) ).

cnf(467,plain,
    ( a_select3(u_defuse,X1,X2) = use
    | ~ leq(X1,n2)
    | ~ leq(n0,X2)
    | ~ leq(n0,X1)
    | ~ leq(X2,pred(pv5)) ),
    inference(cn,[status(thm)],[466,theory(equality)]) ).

cnf(468,negated_conjecture,
    ( a_select3(u_defuse,X1,esk2_0) = use
    | ~ leq(X1,n2)
    | ~ leq(n0,esk2_0)
    | ~ leq(n0,X1) ),
    inference(spm,[status(thm)],[467,165,theory(equality)]) ).

cnf(471,negated_conjecture,
    ( a_select3(u_defuse,X1,esk2_0) = use
    | ~ leq(X1,n2)
    | $false
    | ~ leq(n0,X1) ),
    inference(rw,[status(thm)],[468,167,theory(equality)]) ).

cnf(472,negated_conjecture,
    ( a_select3(u_defuse,X1,esk2_0) = use
    | ~ leq(X1,n2)
    | ~ leq(n0,X1) ),
    inference(cn,[status(thm)],[471,theory(equality)]) ).

cnf(3033,negated_conjecture,
    ( ~ leq(esk1_0,n2)
    | ~ leq(n0,esk1_0) ),
    inference(spm,[status(thm)],[161,472,theory(equality)]) ).

cnf(3039,negated_conjecture,
    ( $false
    | ~ leq(n0,esk1_0) ),
    inference(rw,[status(thm)],[3033,166,theory(equality)]) ).

cnf(3040,negated_conjecture,
    ( $false
    | $false ),
    inference(rw,[status(thm)],[3039,168,theory(equality)]) ).

cnf(3041,negated_conjecture,
    $false,
    inference(cn,[status(thm)],[3040,theory(equality)]) ).

cnf(3042,negated_conjecture,
    $false,
    3041,
    [proof] ).

%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% % SZS status Started for /home/graph/tptp/TPTP/Problems/SWV/SWV200+1.p
% --creating new selector for [SWV003+0.ax]
% -running prover on /tmp/tmpO_7iNR/sel_SWV200+1.p_1 with time limit 29
% -prover status Theorem
% Problem SWV200+1.p solved in phase 0.
% % SZS status Theorem for /home/graph/tptp/TPTP/Problems/SWV/SWV200+1.p
% % SZS status Ended for /home/graph/tptp/TPTP/Problems/SWV/SWV200+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
% 
%------------------------------------------------------------------------------