TPTP Problem File: SYN951+1.p

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% File     : SYN951+1 : TPTP v8.1.0. Released v3.1.0.
% Domain   : Syntactic
% Problem  : Syntactic from Shults
% Version  : Especial.
% English  :

% Refs     : [Shu04] Shults (2004), Email to G. Sutcliffe
% Source   : [Shu04]
% Names    :

% Status   : Theorem
% Rating   : 0.00 v5.3.0, 0.09 v5.2.0, 0.00 v3.1.0
% Syntax   : Number of formulae    :    1 (   0 unt;   0 def)
%            Number of atoms       :    7 (   0 equ)
%            Maximal formula atoms :    7 (   7 avg)
%            Number of connectives :    7 (   1   ~;   1   |;   2   &)
%                                         (   0 <=>;   3  =>;   0  <=;   0 <~>)
%            Maximal formula depth :    7 (   7 avg)
%            Maximal term depth    :    1 (   1 avg)
%            Number of predicates  :    4 (   4 usr;   3 prp; 0-1 aty)
%            Number of functors    :    0 (   0 usr;   0 con; --- aty)
%            Number of variables   :    2 (   0   !;   2   ?)
% SPC      : FOF_THM_EPR_NEQ

% Comments :
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fof(prove_this,conjecture,
    ( ? [X] : p(X)
   => ( ? [X] : p(X)
      & ( a
       => ( ( b
            | ~ b )
          & ( q
           => q ) ) ) ) ) ).

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