TSTP Solution File: CAT008-1 by Z3---4.8.9.0

View Problem - Process Solution

%------------------------------------------------------------------------------
% File     : Z3---4.8.9.0
% Problem  : CAT008-1 : TPTP v8.1.0. Released v1.0.0.
% Transfm  : none
% Format   : tptp
% Command  : z3_tptp -proof -model -t:%d -file:%s

% Computer : n015.cluster.edu
% Model    : x86_64 x86_64
% CPU      : Intel(R) Xeon(R) CPU E5-2620 v4 2.10GHz
% Memory   : 8042.1875MB
% OS       : Linux 3.10.0-693.el7.x86_64
% CPULimit : 300s
% WCLimit  : 300s
% DateTime : Tue Sep  6 17:29:41 EDT 2022

% Result   : Unsatisfiable 0.20s 0.49s
% Output   : Proof 0.20s
% Verified : 
% SZS Type : Refutation
%            Derivation depth      :   16
%            Number of leaves      :   89
% Syntax   : Number of formulae    :  203 (  67 unt;   8 typ;   0 def)
%            Number of atoms       :  978 (  48 equ)
%            Maximal formula atoms :   16 (   5 avg)
%            Number of connectives : 1378 ( 649   ~; 629   |;   0   &)
%                                         ( 100 <=>;   0  =>;   0  <=;   0 <~>)
%            Maximal formula depth :   13 (   6 avg)
%            Maximal term depth    :    3 (   1 avg)
%            Number of FOOLs       :   54 (  54 fml;   0 var)
%            Number of types       :    2 (   0 usr)
%            Number of type conns  :   10 (   6   >;   4   *;   0   +;   0  <<)
%            Number of predicates  :    9 (   7 usr;   1 prp; 0-3 aty)
%            Number of functors    :    5 (   5 usr;   2 con; 0-2 aty)
%            Number of variables   :  544 ( 495   !;   0   ?; 544   :)

% Comments : 
%------------------------------------------------------------------------------
tff(codomain_type,type,
    codomain: $i > $i ).

tff(b_type,type,
    b: $i ).

tff(domain_type,type,
    domain: $i > $i ).

tff(a_type,type,
    a: $i ).

tff(product_type,type,
    product: ( $i * $i * $i ) > $o ).

tff(defined_type,type,
    defined: ( $i * $i ) > $o ).

tff(compose_type,type,
    compose: ( $i * $i ) > $i ).

tff(identity_map_type,type,
    identity_map: $i > $o ).

tff(1,plain,
    ^ [X: $i] :
      refl(
        ( product(X,domain(X),X)
      <=> product(X,domain(X),X) )),
    inference(bind,[status(th)],]) ).

tff(2,plain,
    ( ! [X: $i] : product(X,domain(X),X)
  <=> ! [X: $i] : product(X,domain(X),X) ),
    inference(quant_intro,[status(thm)],[1]) ).

tff(3,plain,
    ( ! [X: $i] : product(X,domain(X),X)
  <=> ! [X: $i] : product(X,domain(X),X) ),
    inference(rewrite,[status(thm)],]) ).

tff(4,axiom,
    ! [X: $i] : product(X,domain(X),X),
    file('/export/starexec/sandbox/benchmark/Axioms/CAT001-0.ax',product_on_domain) ).

tff(5,plain,
    ! [X: $i] : product(X,domain(X),X),
    inference(modus_ponens,[status(thm)],[4,3]) ).

tff(6,plain,
    ! [X: $i] : product(X,domain(X),X),
    inference(skolemize,[status(sab)],[5]) ).

tff(7,plain,
    ! [X: $i] : product(X,domain(X),X),
    inference(modus_ponens,[status(thm)],[6,2]) ).

tff(8,plain,
    ( ~ ! [X: $i] : product(X,domain(X),X)
    | product(domain(a),domain(domain(a)),domain(a)) ),
    inference(quant_inst,[status(thm)],]) ).

tff(9,plain,
    product(domain(a),domain(domain(a)),domain(a)),
    inference(unit_resolution,[status(thm)],[8,7]) ).

tff(10,plain,
    ^ [X: $i] :
      refl(
        ( defined(X,domain(X))
      <=> defined(X,domain(X)) )),
    inference(bind,[status(th)],]) ).

tff(11,plain,
    ( ! [X: $i] : defined(X,domain(X))
  <=> ! [X: $i] : defined(X,domain(X)) ),
    inference(quant_intro,[status(thm)],[10]) ).

tff(12,plain,
    ( ! [X: $i] : defined(X,domain(X))
  <=> ! [X: $i] : defined(X,domain(X)) ),
    inference(rewrite,[status(thm)],]) ).

tff(13,axiom,
    ! [X: $i] : defined(X,domain(X)),
    file('/export/starexec/sandbox/benchmark/Axioms/CAT001-0.ax',mapping_from_x_to_its_domain) ).

tff(14,plain,
    ! [X: $i] : defined(X,domain(X)),
    inference(modus_ponens,[status(thm)],[13,12]) ).

tff(15,plain,
    ! [X: $i] : defined(X,domain(X)),
    inference(skolemize,[status(sab)],[14]) ).

tff(16,plain,
    ! [X: $i] : defined(X,domain(X)),
    inference(modus_ponens,[status(thm)],[15,11]) ).

tff(17,plain,
    ( ~ ! [X: $i] : defined(X,domain(X))
    | defined(a,domain(a)) ),
    inference(quant_inst,[status(thm)],]) ).

tff(18,plain,
    defined(a,domain(a)),
    inference(unit_resolution,[status(thm)],[17,16]) ).

tff(19,plain,
    ^ [Y: $i,X: $i] :
      refl(
        ( ( ~ defined(X,Y)
          | product(X,Y,compose(X,Y)) )
      <=> ( ~ defined(X,Y)
          | product(X,Y,compose(X,Y)) ) )),
    inference(bind,[status(th)],]) ).

tff(20,plain,
    ( ! [Y: $i,X: $i] :
        ( ~ defined(X,Y)
        | product(X,Y,compose(X,Y)) )
  <=> ! [Y: $i,X: $i] :
        ( ~ defined(X,Y)
        | product(X,Y,compose(X,Y)) ) ),
    inference(quant_intro,[status(thm)],[19]) ).

tff(21,plain,
    ( ! [Y: $i,X: $i] :
        ( ~ defined(X,Y)
        | product(X,Y,compose(X,Y)) )
  <=> ! [Y: $i,X: $i] :
        ( ~ defined(X,Y)
        | product(X,Y,compose(X,Y)) ) ),
    inference(rewrite,[status(thm)],]) ).

tff(22,axiom,
    ! [Y: $i,X: $i] :
      ( ~ defined(X,Y)
      | product(X,Y,compose(X,Y)) ),
    file('/export/starexec/sandbox/benchmark/Axioms/CAT001-0.ax',closure_of_composition) ).

tff(23,plain,
    ! [Y: $i,X: $i] :
      ( ~ defined(X,Y)
      | product(X,Y,compose(X,Y)) ),
    inference(modus_ponens,[status(thm)],[22,21]) ).

tff(24,plain,
    ! [Y: $i,X: $i] :
      ( ~ defined(X,Y)
      | product(X,Y,compose(X,Y)) ),
    inference(skolemize,[status(sab)],[23]) ).

tff(25,plain,
    ! [Y: $i,X: $i] :
      ( ~ defined(X,Y)
      | product(X,Y,compose(X,Y)) ),
    inference(modus_ponens,[status(thm)],[24,20]) ).

tff(26,plain,
    ( ( ~ ! [Y: $i,X: $i] :
            ( ~ defined(X,Y)
            | product(X,Y,compose(X,Y)) )
      | ~ defined(a,domain(a))
      | product(a,domain(a),compose(a,domain(a))) )
  <=> ( ~ ! [Y: $i,X: $i] :
            ( ~ defined(X,Y)
            | product(X,Y,compose(X,Y)) )
      | ~ defined(a,domain(a))
      | product(a,domain(a),compose(a,domain(a))) ) ),
    inference(rewrite,[status(thm)],]) ).

tff(27,plain,
    ( ~ ! [Y: $i,X: $i] :
          ( ~ defined(X,Y)
          | product(X,Y,compose(X,Y)) )
    | ~ defined(a,domain(a))
    | product(a,domain(a),compose(a,domain(a))) ),
    inference(quant_inst,[status(thm)],]) ).

tff(28,plain,
    ( ~ ! [Y: $i,X: $i] :
          ( ~ defined(X,Y)
          | product(X,Y,compose(X,Y)) )
    | ~ defined(a,domain(a))
    | product(a,domain(a),compose(a,domain(a))) ),
    inference(modus_ponens,[status(thm)],[27,26]) ).

tff(29,plain,
    product(a,domain(a),compose(a,domain(a))),
    inference(unit_resolution,[status(thm)],[28,25,18]) ).

tff(30,plain,
    ( ~ ! [X: $i] : product(X,domain(X),X)
    | product(a,domain(a),a) ),
    inference(quant_inst,[status(thm)],]) ).

tff(31,plain,
    product(a,domain(a),a),
    inference(unit_resolution,[status(thm)],[30,7]) ).

tff(32,plain,
    ^ [W: $i,Z: $i,Y: $i,X: $i] :
      refl(
        ( ( ~ product(X,Y,Z)
          | ~ product(X,Y,W)
          | ( Z = W ) )
      <=> ( ~ product(X,Y,Z)
          | ~ product(X,Y,W)
          | ( Z = W ) ) )),
    inference(bind,[status(th)],]) ).

tff(33,plain,
    ( ! [W: $i,Z: $i,Y: $i,X: $i] :
        ( ~ product(X,Y,Z)
        | ~ product(X,Y,W)
        | ( Z = W ) )
  <=> ! [W: $i,Z: $i,Y: $i,X: $i] :
        ( ~ product(X,Y,Z)
        | ~ product(X,Y,W)
        | ( Z = W ) ) ),
    inference(quant_intro,[status(thm)],[32]) ).

tff(34,plain,
    ( ! [W: $i,Z: $i,Y: $i,X: $i] :
        ( ~ product(X,Y,Z)
        | ~ product(X,Y,W)
        | ( Z = W ) )
  <=> ! [W: $i,Z: $i,Y: $i,X: $i] :
        ( ~ product(X,Y,Z)
        | ~ product(X,Y,W)
        | ( Z = W ) ) ),
    inference(rewrite,[status(thm)],]) ).

tff(35,plain,
    ^ [W: $i,Z: $i,Y: $i,X: $i] :
      rewrite(
        ( ( ~ product(X,Y,Z)
          | ~ product(X,Y,W)
          | ( Z = W ) )
      <=> ( ~ product(X,Y,Z)
          | ~ product(X,Y,W)
          | ( Z = W ) ) )),
    inference(bind,[status(th)],]) ).

tff(36,plain,
    ( ! [W: $i,Z: $i,Y: $i,X: $i] :
        ( ~ product(X,Y,Z)
        | ~ product(X,Y,W)
        | ( Z = W ) )
  <=> ! [W: $i,Z: $i,Y: $i,X: $i] :
        ( ~ product(X,Y,Z)
        | ~ product(X,Y,W)
        | ( Z = W ) ) ),
    inference(quant_intro,[status(thm)],[35]) ).

tff(37,axiom,
    ! [W: $i,Z: $i,Y: $i,X: $i] :
      ( ~ product(X,Y,Z)
      | ~ product(X,Y,W)
      | ( Z = W ) ),
    file('/export/starexec/sandbox/benchmark/Axioms/CAT001-0.ax',composition_is_well_defined) ).

tff(38,plain,
    ! [W: $i,Z: $i,Y: $i,X: $i] :
      ( ~ product(X,Y,Z)
      | ~ product(X,Y,W)
      | ( Z = W ) ),
    inference(modus_ponens,[status(thm)],[37,36]) ).

tff(39,plain,
    ! [W: $i,Z: $i,Y: $i,X: $i] :
      ( ~ product(X,Y,Z)
      | ~ product(X,Y,W)
      | ( Z = W ) ),
    inference(modus_ponens,[status(thm)],[38,34]) ).

tff(40,plain,
    ! [W: $i,Z: $i,Y: $i,X: $i] :
      ( ~ product(X,Y,Z)
      | ~ product(X,Y,W)
      | ( Z = W ) ),
    inference(skolemize,[status(sab)],[39]) ).

tff(41,plain,
    ! [W: $i,Z: $i,Y: $i,X: $i] :
      ( ~ product(X,Y,Z)
      | ~ product(X,Y,W)
      | ( Z = W ) ),
    inference(modus_ponens,[status(thm)],[40,33]) ).

tff(42,plain,
    ( ( ~ ! [W: $i,Z: $i,Y: $i,X: $i] :
            ( ~ product(X,Y,Z)
            | ~ product(X,Y,W)
            | ( Z = W ) )
      | ~ product(a,domain(a),a)
      | ~ product(a,domain(a),compose(a,domain(a)))
      | ( a = compose(a,domain(a)) ) )
  <=> ( ~ ! [W: $i,Z: $i,Y: $i,X: $i] :
            ( ~ product(X,Y,Z)
            | ~ product(X,Y,W)
            | ( Z = W ) )
      | ~ product(a,domain(a),a)
      | ~ product(a,domain(a),compose(a,domain(a)))
      | ( a = compose(a,domain(a)) ) ) ),
    inference(rewrite,[status(thm)],]) ).

tff(43,plain,
    ( ~ ! [W: $i,Z: $i,Y: $i,X: $i] :
          ( ~ product(X,Y,Z)
          | ~ product(X,Y,W)
          | ( Z = W ) )
    | ~ product(a,domain(a),a)
    | ~ product(a,domain(a),compose(a,domain(a)))
    | ( a = compose(a,domain(a)) ) ),
    inference(quant_inst,[status(thm)],]) ).

tff(44,plain,
    ( ~ ! [W: $i,Z: $i,Y: $i,X: $i] :
          ( ~ product(X,Y,Z)
          | ~ product(X,Y,W)
          | ( Z = W ) )
    | ~ product(a,domain(a),a)
    | ~ product(a,domain(a),compose(a,domain(a)))
    | ( a = compose(a,domain(a)) ) ),
    inference(modus_ponens,[status(thm)],[43,42]) ).

tff(45,plain,
    a = compose(a,domain(a)),
    inference(unit_resolution,[status(thm)],[44,41,31,29]) ).

tff(46,plain,
    compose(a,domain(a)) = a,
    inference(symmetry,[status(thm)],[45]) ).

tff(47,plain,
    ( product(compose(a,domain(a)),domain(a),compose(a,domain(a)))
  <=> product(a,domain(a),a) ),
    inference(monotonicity,[status(thm)],[46,46]) ).

tff(48,plain,
    ( product(a,domain(a),a)
  <=> product(compose(a,domain(a)),domain(a),compose(a,domain(a))) ),
    inference(symmetry,[status(thm)],[47]) ).

tff(49,plain,
    product(compose(a,domain(a)),domain(a),compose(a,domain(a))),
    inference(modus_ponens,[status(thm)],[31,48]) ).

tff(50,plain,
    ( defined(compose(a,domain(a)),domain(a))
  <=> defined(a,domain(a)) ),
    inference(monotonicity,[status(thm)],[46]) ).

tff(51,plain,
    ( defined(a,domain(a))
  <=> defined(compose(a,domain(a)),domain(a)) ),
    inference(symmetry,[status(thm)],[50]) ).

tff(52,plain,
    defined(compose(a,domain(a)),domain(a)),
    inference(modus_ponens,[status(thm)],[18,51]) ).

tff(53,plain,
    ^ [Xy: $i,Z: $i,Y: $i,X: $i,Yz: $i] :
      refl(
        ( ( ~ defined(X,Yz)
          | defined(Xy,Z)
          | ~ product(Y,Z,Yz)
          | ~ product(X,Y,Xy) )
      <=> ( ~ defined(X,Yz)
          | defined(Xy,Z)
          | ~ product(Y,Z,Yz)
          | ~ product(X,Y,Xy) ) )),
    inference(bind,[status(th)],]) ).

tff(54,plain,
    ( ! [Xy: $i,Z: $i,Y: $i,X: $i,Yz: $i] :
        ( ~ defined(X,Yz)
        | defined(Xy,Z)
        | ~ product(Y,Z,Yz)
        | ~ product(X,Y,Xy) )
  <=> ! [Xy: $i,Z: $i,Y: $i,X: $i,Yz: $i] :
        ( ~ defined(X,Yz)
        | defined(Xy,Z)
        | ~ product(Y,Z,Yz)
        | ~ product(X,Y,Xy) ) ),
    inference(quant_intro,[status(thm)],[53]) ).

tff(55,plain,
    ( ! [Xy: $i,Z: $i,Y: $i,X: $i,Yz: $i] :
        ( ~ defined(X,Yz)
        | defined(Xy,Z)
        | ~ product(Y,Z,Yz)
        | ~ product(X,Y,Xy) )
  <=> ! [Xy: $i,Z: $i,Y: $i,X: $i,Yz: $i] :
        ( ~ defined(X,Yz)
        | defined(Xy,Z)
        | ~ product(Y,Z,Yz)
        | ~ product(X,Y,Xy) ) ),
    inference(rewrite,[status(thm)],]) ).

tff(56,plain,
    ^ [Xy: $i,Z: $i,Y: $i,X: $i,Yz: $i] :
      trans(
        monotonicity(
          trans(
            monotonicity(
              rewrite(
                ( ( ~ product(Y,Z,Yz)
                  | ~ product(X,Y,Xy) )
              <=> ( ~ product(Y,Z,Yz)
                  | ~ product(X,Y,Xy) ) )),
              ( ( ~ product(Y,Z,Yz)
                | ~ product(X,Y,Xy)
                | ~ defined(X,Yz) )
            <=> ( ~ product(Y,Z,Yz)
                | ~ product(X,Y,Xy)
                | ~ defined(X,Yz) ) )),
            rewrite(
              ( ( ~ product(Y,Z,Yz)
                | ~ product(X,Y,Xy)
                | ~ defined(X,Yz) )
            <=> ( ~ defined(X,Yz)
                | ~ product(Y,Z,Yz)
                | ~ product(X,Y,Xy) ) )),
            ( ( ~ product(Y,Z,Yz)
              | ~ product(X,Y,Xy)
              | ~ defined(X,Yz) )
          <=> ( ~ defined(X,Yz)
              | ~ product(Y,Z,Yz)
              | ~ product(X,Y,Xy) ) )),
          ( ( ~ product(Y,Z,Yz)
            | ~ product(X,Y,Xy)
            | ~ defined(X,Yz)
            | defined(Xy,Z) )
        <=> ( ~ defined(X,Yz)
            | ~ product(Y,Z,Yz)
            | ~ product(X,Y,Xy)
            | defined(Xy,Z) ) )),
        rewrite(
          ( ( ~ defined(X,Yz)
            | ~ product(Y,Z,Yz)
            | ~ product(X,Y,Xy)
            | defined(Xy,Z) )
        <=> ( ~ defined(X,Yz)
            | defined(Xy,Z)
            | ~ product(Y,Z,Yz)
            | ~ product(X,Y,Xy) ) )),
        ( ( ~ product(Y,Z,Yz)
          | ~ product(X,Y,Xy)
          | ~ defined(X,Yz)
          | defined(Xy,Z) )
      <=> ( ~ defined(X,Yz)
          | defined(Xy,Z)
          | ~ product(Y,Z,Yz)
          | ~ product(X,Y,Xy) ) )),
    inference(bind,[status(th)],]) ).

tff(57,plain,
    ( ! [Xy: $i,Z: $i,Y: $i,X: $i,Yz: $i] :
        ( ~ product(Y,Z,Yz)
        | ~ product(X,Y,Xy)
        | ~ defined(X,Yz)
        | defined(Xy,Z) )
  <=> ! [Xy: $i,Z: $i,Y: $i,X: $i,Yz: $i] :
        ( ~ defined(X,Yz)
        | defined(Xy,Z)
        | ~ product(Y,Z,Yz)
        | ~ product(X,Y,Xy) ) ),
    inference(quant_intro,[status(thm)],[56]) ).

tff(58,axiom,
    ! [Xy: $i,Z: $i,Y: $i,X: $i,Yz: $i] :
      ( ~ product(Y,Z,Yz)
      | ~ product(X,Y,Xy)
      | ~ defined(X,Yz)
      | defined(Xy,Z) ),
    file('/export/starexec/sandbox/benchmark/Axioms/CAT001-0.ax',category_theory_axiom4) ).

tff(59,plain,
    ! [Xy: $i,Z: $i,Y: $i,X: $i,Yz: $i] :
      ( ~ defined(X,Yz)
      | defined(Xy,Z)
      | ~ product(Y,Z,Yz)
      | ~ product(X,Y,Xy) ),
    inference(modus_ponens,[status(thm)],[58,57]) ).

tff(60,plain,
    ! [Xy: $i,Z: $i,Y: $i,X: $i,Yz: $i] :
      ( ~ defined(X,Yz)
      | defined(Xy,Z)
      | ~ product(Y,Z,Yz)
      | ~ product(X,Y,Xy) ),
    inference(modus_ponens,[status(thm)],[59,55]) ).

tff(61,plain,
    ! [Xy: $i,Z: $i,Y: $i,X: $i,Yz: $i] :
      ( ~ defined(X,Yz)
      | defined(Xy,Z)
      | ~ product(Y,Z,Yz)
      | ~ product(X,Y,Xy) ),
    inference(skolemize,[status(sab)],[60]) ).

tff(62,plain,
    ! [Xy: $i,Z: $i,Y: $i,X: $i,Yz: $i] :
      ( ~ defined(X,Yz)
      | defined(Xy,Z)
      | ~ product(Y,Z,Yz)
      | ~ product(X,Y,Xy) ),
    inference(modus_ponens,[status(thm)],[61,54]) ).

tff(63,plain,
    ( ( ~ ! [Xy: $i,Z: $i,Y: $i,X: $i,Yz: $i] :
            ( ~ defined(X,Yz)
            | defined(Xy,Z)
            | ~ product(Y,Z,Yz)
            | ~ product(X,Y,Xy) )
      | defined(compose(a,domain(a)),domain(domain(a)))
      | ~ product(domain(a),domain(domain(a)),domain(a))
      | ~ defined(compose(a,domain(a)),domain(a))
      | ~ product(compose(a,domain(a)),domain(a),compose(a,domain(a))) )
  <=> ( ~ ! [Xy: $i,Z: $i,Y: $i,X: $i,Yz: $i] :
            ( ~ defined(X,Yz)
            | defined(Xy,Z)
            | ~ product(Y,Z,Yz)
            | ~ product(X,Y,Xy) )
      | defined(compose(a,domain(a)),domain(domain(a)))
      | ~ product(domain(a),domain(domain(a)),domain(a))
      | ~ defined(compose(a,domain(a)),domain(a))
      | ~ product(compose(a,domain(a)),domain(a),compose(a,domain(a))) ) ),
    inference(rewrite,[status(thm)],]) ).

tff(64,plain,
    ( ( ~ defined(compose(a,domain(a)),domain(a))
      | defined(compose(a,domain(a)),domain(domain(a)))
      | ~ product(domain(a),domain(domain(a)),domain(a))
      | ~ product(compose(a,domain(a)),domain(a),compose(a,domain(a))) )
  <=> ( defined(compose(a,domain(a)),domain(domain(a)))
      | ~ product(domain(a),domain(domain(a)),domain(a))
      | ~ defined(compose(a,domain(a)),domain(a))
      | ~ product(compose(a,domain(a)),domain(a),compose(a,domain(a))) ) ),
    inference(rewrite,[status(thm)],]) ).

tff(65,plain,
    ( ( ~ ! [Xy: $i,Z: $i,Y: $i,X: $i,Yz: $i] :
            ( ~ defined(X,Yz)
            | defined(Xy,Z)
            | ~ product(Y,Z,Yz)
            | ~ product(X,Y,Xy) )
      | ~ defined(compose(a,domain(a)),domain(a))
      | defined(compose(a,domain(a)),domain(domain(a)))
      | ~ product(domain(a),domain(domain(a)),domain(a))
      | ~ product(compose(a,domain(a)),domain(a),compose(a,domain(a))) )
  <=> ( ~ ! [Xy: $i,Z: $i,Y: $i,X: $i,Yz: $i] :
            ( ~ defined(X,Yz)
            | defined(Xy,Z)
            | ~ product(Y,Z,Yz)
            | ~ product(X,Y,Xy) )
      | defined(compose(a,domain(a)),domain(domain(a)))
      | ~ product(domain(a),domain(domain(a)),domain(a))
      | ~ defined(compose(a,domain(a)),domain(a))
      | ~ product(compose(a,domain(a)),domain(a),compose(a,domain(a))) ) ),
    inference(monotonicity,[status(thm)],[64]) ).

tff(66,plain,
    ( ( ~ ! [Xy: $i,Z: $i,Y: $i,X: $i,Yz: $i] :
            ( ~ defined(X,Yz)
            | defined(Xy,Z)
            | ~ product(Y,Z,Yz)
            | ~ product(X,Y,Xy) )
      | ~ defined(compose(a,domain(a)),domain(a))
      | defined(compose(a,domain(a)),domain(domain(a)))
      | ~ product(domain(a),domain(domain(a)),domain(a))
      | ~ product(compose(a,domain(a)),domain(a),compose(a,domain(a))) )
  <=> ( ~ ! [Xy: $i,Z: $i,Y: $i,X: $i,Yz: $i] :
            ( ~ defined(X,Yz)
            | defined(Xy,Z)
            | ~ product(Y,Z,Yz)
            | ~ product(X,Y,Xy) )
      | defined(compose(a,domain(a)),domain(domain(a)))
      | ~ product(domain(a),domain(domain(a)),domain(a))
      | ~ defined(compose(a,domain(a)),domain(a))
      | ~ product(compose(a,domain(a)),domain(a),compose(a,domain(a))) ) ),
    inference(transitivity,[status(thm)],[65,63]) ).

tff(67,plain,
    ( ~ ! [Xy: $i,Z: $i,Y: $i,X: $i,Yz: $i] :
          ( ~ defined(X,Yz)
          | defined(Xy,Z)
          | ~ product(Y,Z,Yz)
          | ~ product(X,Y,Xy) )
    | ~ defined(compose(a,domain(a)),domain(a))
    | defined(compose(a,domain(a)),domain(domain(a)))
    | ~ product(domain(a),domain(domain(a)),domain(a))
    | ~ product(compose(a,domain(a)),domain(a),compose(a,domain(a))) ),
    inference(quant_inst,[status(thm)],]) ).

tff(68,plain,
    ( ~ ! [Xy: $i,Z: $i,Y: $i,X: $i,Yz: $i] :
          ( ~ defined(X,Yz)
          | defined(Xy,Z)
          | ~ product(Y,Z,Yz)
          | ~ product(X,Y,Xy) )
    | defined(compose(a,domain(a)),domain(domain(a)))
    | ~ product(domain(a),domain(domain(a)),domain(a))
    | ~ defined(compose(a,domain(a)),domain(a))
    | ~ product(compose(a,domain(a)),domain(a),compose(a,domain(a))) ),
    inference(modus_ponens,[status(thm)],[67,66]) ).

tff(69,plain,
    defined(compose(a,domain(a)),domain(domain(a))),
    inference(unit_resolution,[status(thm)],[68,62,52,49,9]) ).

tff(70,plain,
    ( product(compose(a,domain(a)),codomain(b),compose(a,domain(a)))
  <=> product(a,codomain(b),a) ),
    inference(monotonicity,[status(thm)],[46,46]) ).

tff(71,plain,
    ( product(a,codomain(b),a)
  <=> product(compose(a,domain(a)),codomain(b),compose(a,domain(a))) ),
    inference(symmetry,[status(thm)],[70]) ).

tff(72,plain,
    ^ [X: $i] :
      refl(
        ( product(codomain(X),X,X)
      <=> product(codomain(X),X,X) )),
    inference(bind,[status(th)],]) ).

tff(73,plain,
    ( ! [X: $i] : product(codomain(X),X,X)
  <=> ! [X: $i] : product(codomain(X),X,X) ),
    inference(quant_intro,[status(thm)],[72]) ).

tff(74,plain,
    ( ! [X: $i] : product(codomain(X),X,X)
  <=> ! [X: $i] : product(codomain(X),X,X) ),
    inference(rewrite,[status(thm)],]) ).

tff(75,axiom,
    ! [X: $i] : product(codomain(X),X,X),
    file('/export/starexec/sandbox/benchmark/Axioms/CAT001-0.ax',product_on_codomain) ).

tff(76,plain,
    ! [X: $i] : product(codomain(X),X,X),
    inference(modus_ponens,[status(thm)],[75,74]) ).

tff(77,plain,
    ! [X: $i] : product(codomain(X),X,X),
    inference(skolemize,[status(sab)],[76]) ).

tff(78,plain,
    ! [X: $i] : product(codomain(X),X,X),
    inference(modus_ponens,[status(thm)],[77,73]) ).

tff(79,plain,
    ( ~ ! [X: $i] : product(codomain(X),X,X)
    | product(codomain(b),b,b) ),
    inference(quant_inst,[status(thm)],]) ).

tff(80,plain,
    product(codomain(b),b,b),
    inference(unit_resolution,[status(thm)],[79,78]) ).

tff(81,plain,
    ( defined(a,b)
  <=> defined(a,b) ),
    inference(rewrite,[status(thm)],]) ).

tff(82,axiom,
    defined(a,b),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',ab_defined) ).

tff(83,plain,
    defined(a,b),
    inference(modus_ponens,[status(thm)],[82,81]) ).

tff(84,plain,
    ^ [Z: $i,Y: $i,X: $i,Yz: $i] :
      refl(
        ( ( ~ defined(X,Yz)
          | defined(X,Y)
          | ~ product(Y,Z,Yz) )
      <=> ( ~ defined(X,Yz)
          | defined(X,Y)
          | ~ product(Y,Z,Yz) ) )),
    inference(bind,[status(th)],]) ).

tff(85,plain,
    ( ! [Z: $i,Y: $i,X: $i,Yz: $i] :
        ( ~ defined(X,Yz)
        | defined(X,Y)
        | ~ product(Y,Z,Yz) )
  <=> ! [Z: $i,Y: $i,X: $i,Yz: $i] :
        ( ~ defined(X,Yz)
        | defined(X,Y)
        | ~ product(Y,Z,Yz) ) ),
    inference(quant_intro,[status(thm)],[84]) ).

tff(86,plain,
    ( ! [Z: $i,Y: $i,X: $i,Yz: $i] :
        ( ~ defined(X,Yz)
        | defined(X,Y)
        | ~ product(Y,Z,Yz) )
  <=> ! [Z: $i,Y: $i,X: $i,Yz: $i] :
        ( ~ defined(X,Yz)
        | defined(X,Y)
        | ~ product(Y,Z,Yz) ) ),
    inference(rewrite,[status(thm)],]) ).

tff(87,plain,
    ^ [Z: $i,Y: $i,X: $i,Yz: $i] :
      trans(
        monotonicity(
          rewrite(
            ( ( ~ product(Y,Z,Yz)
              | ~ defined(X,Yz) )
          <=> ( ~ defined(X,Yz)
              | ~ product(Y,Z,Yz) ) )),
          ( ( ~ product(Y,Z,Yz)
            | ~ defined(X,Yz)
            | defined(X,Y) )
        <=> ( ~ defined(X,Yz)
            | ~ product(Y,Z,Yz)
            | defined(X,Y) ) )),
        rewrite(
          ( ( ~ defined(X,Yz)
            | ~ product(Y,Z,Yz)
            | defined(X,Y) )
        <=> ( ~ defined(X,Yz)
            | defined(X,Y)
            | ~ product(Y,Z,Yz) ) )),
        ( ( ~ product(Y,Z,Yz)
          | ~ defined(X,Yz)
          | defined(X,Y) )
      <=> ( ~ defined(X,Yz)
          | defined(X,Y)
          | ~ product(Y,Z,Yz) ) )),
    inference(bind,[status(th)],]) ).

tff(88,plain,
    ( ! [Z: $i,Y: $i,X: $i,Yz: $i] :
        ( ~ product(Y,Z,Yz)
        | ~ defined(X,Yz)
        | defined(X,Y) )
  <=> ! [Z: $i,Y: $i,X: $i,Yz: $i] :
        ( ~ defined(X,Yz)
        | defined(X,Y)
        | ~ product(Y,Z,Yz) ) ),
    inference(quant_intro,[status(thm)],[87]) ).

tff(89,axiom,
    ! [Z: $i,Y: $i,X: $i,Yz: $i] :
      ( ~ product(Y,Z,Yz)
      | ~ defined(X,Yz)
      | defined(X,Y) ),
    file('/export/starexec/sandbox/benchmark/Axioms/CAT001-0.ax',category_theory_axiom3) ).

tff(90,plain,
    ! [Z: $i,Y: $i,X: $i,Yz: $i] :
      ( ~ defined(X,Yz)
      | defined(X,Y)
      | ~ product(Y,Z,Yz) ),
    inference(modus_ponens,[status(thm)],[89,88]) ).

tff(91,plain,
    ! [Z: $i,Y: $i,X: $i,Yz: $i] :
      ( ~ defined(X,Yz)
      | defined(X,Y)
      | ~ product(Y,Z,Yz) ),
    inference(modus_ponens,[status(thm)],[90,86]) ).

tff(92,plain,
    ! [Z: $i,Y: $i,X: $i,Yz: $i] :
      ( ~ defined(X,Yz)
      | defined(X,Y)
      | ~ product(Y,Z,Yz) ),
    inference(skolemize,[status(sab)],[91]) ).

tff(93,plain,
    ! [Z: $i,Y: $i,X: $i,Yz: $i] :
      ( ~ defined(X,Yz)
      | defined(X,Y)
      | ~ product(Y,Z,Yz) ),
    inference(modus_ponens,[status(thm)],[92,85]) ).

tff(94,plain,
    ( ( ~ ! [Z: $i,Y: $i,X: $i,Yz: $i] :
            ( ~ defined(X,Yz)
            | defined(X,Y)
            | ~ product(Y,Z,Yz) )
      | ~ defined(a,b)
      | defined(a,codomain(b))
      | ~ product(codomain(b),b,b) )
  <=> ( ~ ! [Z: $i,Y: $i,X: $i,Yz: $i] :
            ( ~ defined(X,Yz)
            | defined(X,Y)
            | ~ product(Y,Z,Yz) )
      | ~ defined(a,b)
      | defined(a,codomain(b))
      | ~ product(codomain(b),b,b) ) ),
    inference(rewrite,[status(thm)],]) ).

tff(95,plain,
    ( ~ ! [Z: $i,Y: $i,X: $i,Yz: $i] :
          ( ~ defined(X,Yz)
          | defined(X,Y)
          | ~ product(Y,Z,Yz) )
    | ~ defined(a,b)
    | defined(a,codomain(b))
    | ~ product(codomain(b),b,b) ),
    inference(quant_inst,[status(thm)],]) ).

tff(96,plain,
    ( ~ ! [Z: $i,Y: $i,X: $i,Yz: $i] :
          ( ~ defined(X,Yz)
          | defined(X,Y)
          | ~ product(Y,Z,Yz) )
    | ~ defined(a,b)
    | defined(a,codomain(b))
    | ~ product(codomain(b),b,b) ),
    inference(modus_ponens,[status(thm)],[95,94]) ).

tff(97,plain,
    defined(a,codomain(b)),
    inference(unit_resolution,[status(thm)],[96,93,83,80]) ).

tff(98,plain,
    ^ [X: $i] :
      refl(
        ( identity_map(codomain(X))
      <=> identity_map(codomain(X)) )),
    inference(bind,[status(th)],]) ).

tff(99,plain,
    ( ! [X: $i] : identity_map(codomain(X))
  <=> ! [X: $i] : identity_map(codomain(X)) ),
    inference(quant_intro,[status(thm)],[98]) ).

tff(100,plain,
    ( ! [X: $i] : identity_map(codomain(X))
  <=> ! [X: $i] : identity_map(codomain(X)) ),
    inference(rewrite,[status(thm)],]) ).

tff(101,axiom,
    ! [X: $i] : identity_map(codomain(X)),
    file('/export/starexec/sandbox/benchmark/Axioms/CAT001-0.ax',codomain_is_an_identity_map) ).

tff(102,plain,
    ! [X: $i] : identity_map(codomain(X)),
    inference(modus_ponens,[status(thm)],[101,100]) ).

tff(103,plain,
    ! [X: $i] : identity_map(codomain(X)),
    inference(skolemize,[status(sab)],[102]) ).

tff(104,plain,
    ! [X: $i] : identity_map(codomain(X)),
    inference(modus_ponens,[status(thm)],[103,99]) ).

tff(105,plain,
    ( ~ ! [X: $i] : identity_map(codomain(X))
    | identity_map(codomain(b)) ),
    inference(quant_inst,[status(thm)],]) ).

tff(106,plain,
    identity_map(codomain(b)),
    inference(unit_resolution,[status(thm)],[105,104]) ).

tff(107,plain,
    ^ [Y: $i,X: $i] :
      refl(
        ( ( ~ defined(X,Y)
          | ~ identity_map(Y)
          | product(X,Y,X) )
      <=> ( ~ defined(X,Y)
          | ~ identity_map(Y)
          | product(X,Y,X) ) )),
    inference(bind,[status(th)],]) ).

tff(108,plain,
    ( ! [Y: $i,X: $i] :
        ( ~ defined(X,Y)
        | ~ identity_map(Y)
        | product(X,Y,X) )
  <=> ! [Y: $i,X: $i] :
        ( ~ defined(X,Y)
        | ~ identity_map(Y)
        | product(X,Y,X) ) ),
    inference(quant_intro,[status(thm)],[107]) ).

tff(109,plain,
    ( ! [Y: $i,X: $i] :
        ( ~ defined(X,Y)
        | ~ identity_map(Y)
        | product(X,Y,X) )
  <=> ! [Y: $i,X: $i] :
        ( ~ defined(X,Y)
        | ~ identity_map(Y)
        | product(X,Y,X) ) ),
    inference(rewrite,[status(thm)],]) ).

tff(110,plain,
    ^ [Y: $i,X: $i] :
      trans(
        monotonicity(
          rewrite(
            ( ( ~ defined(X,Y)
              | ~ identity_map(Y) )
          <=> ( ~ defined(X,Y)
              | ~ identity_map(Y) ) )),
          ( ( ~ defined(X,Y)
            | ~ identity_map(Y)
            | product(X,Y,X) )
        <=> ( ~ defined(X,Y)
            | ~ identity_map(Y)
            | product(X,Y,X) ) )),
        rewrite(
          ( ( ~ defined(X,Y)
            | ~ identity_map(Y)
            | product(X,Y,X) )
        <=> ( ~ defined(X,Y)
            | ~ identity_map(Y)
            | product(X,Y,X) ) )),
        ( ( ~ defined(X,Y)
          | ~ identity_map(Y)
          | product(X,Y,X) )
      <=> ( ~ defined(X,Y)
          | ~ identity_map(Y)
          | product(X,Y,X) ) )),
    inference(bind,[status(th)],]) ).

tff(111,plain,
    ( ! [Y: $i,X: $i] :
        ( ~ defined(X,Y)
        | ~ identity_map(Y)
        | product(X,Y,X) )
  <=> ! [Y: $i,X: $i] :
        ( ~ defined(X,Y)
        | ~ identity_map(Y)
        | product(X,Y,X) ) ),
    inference(quant_intro,[status(thm)],[110]) ).

tff(112,axiom,
    ! [Y: $i,X: $i] :
      ( ~ defined(X,Y)
      | ~ identity_map(Y)
      | product(X,Y,X) ),
    file('/export/starexec/sandbox/benchmark/Axioms/CAT001-0.ax',identity2) ).

tff(113,plain,
    ! [Y: $i,X: $i] :
      ( ~ defined(X,Y)
      | ~ identity_map(Y)
      | product(X,Y,X) ),
    inference(modus_ponens,[status(thm)],[112,111]) ).

tff(114,plain,
    ! [Y: $i,X: $i] :
      ( ~ defined(X,Y)
      | ~ identity_map(Y)
      | product(X,Y,X) ),
    inference(modus_ponens,[status(thm)],[113,109]) ).

tff(115,plain,
    ! [Y: $i,X: $i] :
      ( ~ defined(X,Y)
      | ~ identity_map(Y)
      | product(X,Y,X) ),
    inference(skolemize,[status(sab)],[114]) ).

tff(116,plain,
    ! [Y: $i,X: $i] :
      ( ~ defined(X,Y)
      | ~ identity_map(Y)
      | product(X,Y,X) ),
    inference(modus_ponens,[status(thm)],[115,108]) ).

tff(117,plain,
    ( ( ~ ! [Y: $i,X: $i] :
            ( ~ defined(X,Y)
            | ~ identity_map(Y)
            | product(X,Y,X) )
      | ~ defined(a,codomain(b))
      | ~ identity_map(codomain(b))
      | product(a,codomain(b),a) )
  <=> ( ~ ! [Y: $i,X: $i] :
            ( ~ defined(X,Y)
            | ~ identity_map(Y)
            | product(X,Y,X) )
      | ~ defined(a,codomain(b))
      | ~ identity_map(codomain(b))
      | product(a,codomain(b),a) ) ),
    inference(rewrite,[status(thm)],]) ).

tff(118,plain,
    ( ~ ! [Y: $i,X: $i] :
          ( ~ defined(X,Y)
          | ~ identity_map(Y)
          | product(X,Y,X) )
    | ~ defined(a,codomain(b))
    | ~ identity_map(codomain(b))
    | product(a,codomain(b),a) ),
    inference(quant_inst,[status(thm)],]) ).

tff(119,plain,
    ( ~ ! [Y: $i,X: $i] :
          ( ~ defined(X,Y)
          | ~ identity_map(Y)
          | product(X,Y,X) )
    | ~ defined(a,codomain(b))
    | ~ identity_map(codomain(b))
    | product(a,codomain(b),a) ),
    inference(modus_ponens,[status(thm)],[118,117]) ).

tff(120,plain,
    product(a,codomain(b),a),
    inference(unit_resolution,[status(thm)],[119,116,106,97]) ).

tff(121,plain,
    product(compose(a,domain(a)),codomain(b),compose(a,domain(a))),
    inference(modus_ponens,[status(thm)],[120,71]) ).

tff(122,plain,
    ^ [Xy: $i,Z: $i,Y: $i,X: $i] :
      refl(
        ( ( defined(Y,Z)
          | ~ defined(Xy,Z)
          | ~ product(X,Y,Xy) )
      <=> ( defined(Y,Z)
          | ~ defined(Xy,Z)
          | ~ product(X,Y,Xy) ) )),
    inference(bind,[status(th)],]) ).

tff(123,plain,
    ( ! [Xy: $i,Z: $i,Y: $i,X: $i] :
        ( defined(Y,Z)
        | ~ defined(Xy,Z)
        | ~ product(X,Y,Xy) )
  <=> ! [Xy: $i,Z: $i,Y: $i,X: $i] :
        ( defined(Y,Z)
        | ~ defined(Xy,Z)
        | ~ product(X,Y,Xy) ) ),
    inference(quant_intro,[status(thm)],[122]) ).

tff(124,plain,
    ( ! [Xy: $i,Z: $i,Y: $i,X: $i] :
        ( defined(Y,Z)
        | ~ defined(Xy,Z)
        | ~ product(X,Y,Xy) )
  <=> ! [Xy: $i,Z: $i,Y: $i,X: $i] :
        ( defined(Y,Z)
        | ~ defined(Xy,Z)
        | ~ product(X,Y,Xy) ) ),
    inference(rewrite,[status(thm)],]) ).

tff(125,plain,
    ^ [Xy: $i,Z: $i,Y: $i,X: $i] :
      trans(
        monotonicity(
          rewrite(
            ( ( ~ product(X,Y,Xy)
              | ~ defined(Xy,Z) )
          <=> ( ~ defined(Xy,Z)
              | ~ product(X,Y,Xy) ) )),
          ( ( ~ product(X,Y,Xy)
            | ~ defined(Xy,Z)
            | defined(Y,Z) )
        <=> ( ~ defined(Xy,Z)
            | ~ product(X,Y,Xy)
            | defined(Y,Z) ) )),
        rewrite(
          ( ( ~ defined(Xy,Z)
            | ~ product(X,Y,Xy)
            | defined(Y,Z) )
        <=> ( defined(Y,Z)
            | ~ defined(Xy,Z)
            | ~ product(X,Y,Xy) ) )),
        ( ( ~ product(X,Y,Xy)
          | ~ defined(Xy,Z)
          | defined(Y,Z) )
      <=> ( defined(Y,Z)
          | ~ defined(Xy,Z)
          | ~ product(X,Y,Xy) ) )),
    inference(bind,[status(th)],]) ).

tff(126,plain,
    ( ! [Xy: $i,Z: $i,Y: $i,X: $i] :
        ( ~ product(X,Y,Xy)
        | ~ defined(Xy,Z)
        | defined(Y,Z) )
  <=> ! [Xy: $i,Z: $i,Y: $i,X: $i] :
        ( defined(Y,Z)
        | ~ defined(Xy,Z)
        | ~ product(X,Y,Xy) ) ),
    inference(quant_intro,[status(thm)],[125]) ).

tff(127,axiom,
    ! [Xy: $i,Z: $i,Y: $i,X: $i] :
      ( ~ product(X,Y,Xy)
      | ~ defined(Xy,Z)
      | defined(Y,Z) ),
    file('/export/starexec/sandbox/benchmark/Axioms/CAT001-0.ax',associative_property2) ).

tff(128,plain,
    ! [Xy: $i,Z: $i,Y: $i,X: $i] :
      ( defined(Y,Z)
      | ~ defined(Xy,Z)
      | ~ product(X,Y,Xy) ),
    inference(modus_ponens,[status(thm)],[127,126]) ).

tff(129,plain,
    ! [Xy: $i,Z: $i,Y: $i,X: $i] :
      ( defined(Y,Z)
      | ~ defined(Xy,Z)
      | ~ product(X,Y,Xy) ),
    inference(modus_ponens,[status(thm)],[128,124]) ).

tff(130,plain,
    ! [Xy: $i,Z: $i,Y: $i,X: $i] :
      ( defined(Y,Z)
      | ~ defined(Xy,Z)
      | ~ product(X,Y,Xy) ),
    inference(skolemize,[status(sab)],[129]) ).

tff(131,plain,
    ! [Xy: $i,Z: $i,Y: $i,X: $i] :
      ( defined(Y,Z)
      | ~ defined(Xy,Z)
      | ~ product(X,Y,Xy) ),
    inference(modus_ponens,[status(thm)],[130,123]) ).

tff(132,plain,
    ( ( ~ ! [Xy: $i,Z: $i,Y: $i,X: $i] :
            ( defined(Y,Z)
            | ~ defined(Xy,Z)
            | ~ product(X,Y,Xy) )
      | ~ product(compose(a,domain(a)),codomain(b),compose(a,domain(a)))
      | ~ defined(compose(a,domain(a)),domain(domain(a)))
      | defined(codomain(b),domain(domain(a))) )
  <=> ( ~ ! [Xy: $i,Z: $i,Y: $i,X: $i] :
            ( defined(Y,Z)
            | ~ defined(Xy,Z)
            | ~ product(X,Y,Xy) )
      | ~ product(compose(a,domain(a)),codomain(b),compose(a,domain(a)))
      | ~ defined(compose(a,domain(a)),domain(domain(a)))
      | defined(codomain(b),domain(domain(a))) ) ),
    inference(rewrite,[status(thm)],]) ).

tff(133,plain,
    ( ( defined(codomain(b),domain(domain(a)))
      | ~ defined(compose(a,domain(a)),domain(domain(a)))
      | ~ product(compose(a,domain(a)),codomain(b),compose(a,domain(a))) )
  <=> ( ~ product(compose(a,domain(a)),codomain(b),compose(a,domain(a)))
      | ~ defined(compose(a,domain(a)),domain(domain(a)))
      | defined(codomain(b),domain(domain(a))) ) ),
    inference(rewrite,[status(thm)],]) ).

tff(134,plain,
    ( ( ~ ! [Xy: $i,Z: $i,Y: $i,X: $i] :
            ( defined(Y,Z)
            | ~ defined(Xy,Z)
            | ~ product(X,Y,Xy) )
      | defined(codomain(b),domain(domain(a)))
      | ~ defined(compose(a,domain(a)),domain(domain(a)))
      | ~ product(compose(a,domain(a)),codomain(b),compose(a,domain(a))) )
  <=> ( ~ ! [Xy: $i,Z: $i,Y: $i,X: $i] :
            ( defined(Y,Z)
            | ~ defined(Xy,Z)
            | ~ product(X,Y,Xy) )
      | ~ product(compose(a,domain(a)),codomain(b),compose(a,domain(a)))
      | ~ defined(compose(a,domain(a)),domain(domain(a)))
      | defined(codomain(b),domain(domain(a))) ) ),
    inference(monotonicity,[status(thm)],[133]) ).

tff(135,plain,
    ( ( ~ ! [Xy: $i,Z: $i,Y: $i,X: $i] :
            ( defined(Y,Z)
            | ~ defined(Xy,Z)
            | ~ product(X,Y,Xy) )
      | defined(codomain(b),domain(domain(a)))
      | ~ defined(compose(a,domain(a)),domain(domain(a)))
      | ~ product(compose(a,domain(a)),codomain(b),compose(a,domain(a))) )
  <=> ( ~ ! [Xy: $i,Z: $i,Y: $i,X: $i] :
            ( defined(Y,Z)
            | ~ defined(Xy,Z)
            | ~ product(X,Y,Xy) )
      | ~ product(compose(a,domain(a)),codomain(b),compose(a,domain(a)))
      | ~ defined(compose(a,domain(a)),domain(domain(a)))
      | defined(codomain(b),domain(domain(a))) ) ),
    inference(transitivity,[status(thm)],[134,132]) ).

tff(136,plain,
    ( ~ ! [Xy: $i,Z: $i,Y: $i,X: $i] :
          ( defined(Y,Z)
          | ~ defined(Xy,Z)
          | ~ product(X,Y,Xy) )
    | defined(codomain(b),domain(domain(a)))
    | ~ defined(compose(a,domain(a)),domain(domain(a)))
    | ~ product(compose(a,domain(a)),codomain(b),compose(a,domain(a))) ),
    inference(quant_inst,[status(thm)],]) ).

tff(137,plain,
    ( ~ ! [Xy: $i,Z: $i,Y: $i,X: $i] :
          ( defined(Y,Z)
          | ~ defined(Xy,Z)
          | ~ product(X,Y,Xy) )
    | ~ product(compose(a,domain(a)),codomain(b),compose(a,domain(a)))
    | ~ defined(compose(a,domain(a)),domain(domain(a)))
    | defined(codomain(b),domain(domain(a))) ),
    inference(modus_ponens,[status(thm)],[136,135]) ).

tff(138,plain,
    defined(codomain(b),domain(domain(a))),
    inference(unit_resolution,[status(thm)],[137,131,121,69]) ).

tff(139,plain,
    ^ [Y: $i,X: $i] :
      refl(
        ( ( ~ defined(X,Y)
          | product(X,Y,Y)
          | ~ identity_map(X) )
      <=> ( ~ defined(X,Y)
          | product(X,Y,Y)
          | ~ identity_map(X) ) )),
    inference(bind,[status(th)],]) ).

tff(140,plain,
    ( ! [Y: $i,X: $i] :
        ( ~ defined(X,Y)
        | product(X,Y,Y)
        | ~ identity_map(X) )
  <=> ! [Y: $i,X: $i] :
        ( ~ defined(X,Y)
        | product(X,Y,Y)
        | ~ identity_map(X) ) ),
    inference(quant_intro,[status(thm)],[139]) ).

tff(141,plain,
    ( ! [Y: $i,X: $i] :
        ( ~ defined(X,Y)
        | product(X,Y,Y)
        | ~ identity_map(X) )
  <=> ! [Y: $i,X: $i] :
        ( ~ defined(X,Y)
        | product(X,Y,Y)
        | ~ identity_map(X) ) ),
    inference(rewrite,[status(thm)],]) ).

tff(142,plain,
    ^ [Y: $i,X: $i] :
      trans(
        monotonicity(
          rewrite(
            ( ( ~ defined(X,Y)
              | ~ identity_map(X) )
          <=> ( ~ defined(X,Y)
              | ~ identity_map(X) ) )),
          ( ( ~ defined(X,Y)
            | ~ identity_map(X)
            | product(X,Y,Y) )
        <=> ( ~ defined(X,Y)
            | ~ identity_map(X)
            | product(X,Y,Y) ) )),
        rewrite(
          ( ( ~ defined(X,Y)
            | ~ identity_map(X)
            | product(X,Y,Y) )
        <=> ( ~ defined(X,Y)
            | product(X,Y,Y)
            | ~ identity_map(X) ) )),
        ( ( ~ defined(X,Y)
          | ~ identity_map(X)
          | product(X,Y,Y) )
      <=> ( ~ defined(X,Y)
          | product(X,Y,Y)
          | ~ identity_map(X) ) )),
    inference(bind,[status(th)],]) ).

tff(143,plain,
    ( ! [Y: $i,X: $i] :
        ( ~ defined(X,Y)
        | ~ identity_map(X)
        | product(X,Y,Y) )
  <=> ! [Y: $i,X: $i] :
        ( ~ defined(X,Y)
        | product(X,Y,Y)
        | ~ identity_map(X) ) ),
    inference(quant_intro,[status(thm)],[142]) ).

tff(144,axiom,
    ! [Y: $i,X: $i] :
      ( ~ defined(X,Y)
      | ~ identity_map(X)
      | product(X,Y,Y) ),
    file('/export/starexec/sandbox/benchmark/Axioms/CAT001-0.ax',identity1) ).

tff(145,plain,
    ! [Y: $i,X: $i] :
      ( ~ defined(X,Y)
      | product(X,Y,Y)
      | ~ identity_map(X) ),
    inference(modus_ponens,[status(thm)],[144,143]) ).

tff(146,plain,
    ! [Y: $i,X: $i] :
      ( ~ defined(X,Y)
      | product(X,Y,Y)
      | ~ identity_map(X) ),
    inference(modus_ponens,[status(thm)],[145,141]) ).

tff(147,plain,
    ! [Y: $i,X: $i] :
      ( ~ defined(X,Y)
      | product(X,Y,Y)
      | ~ identity_map(X) ),
    inference(skolemize,[status(sab)],[146]) ).

tff(148,plain,
    ! [Y: $i,X: $i] :
      ( ~ defined(X,Y)
      | product(X,Y,Y)
      | ~ identity_map(X) ),
    inference(modus_ponens,[status(thm)],[147,140]) ).

tff(149,plain,
    ( ( ~ ! [Y: $i,X: $i] :
            ( ~ defined(X,Y)
            | product(X,Y,Y)
            | ~ identity_map(X) )
      | ~ identity_map(codomain(b))
      | product(codomain(b),domain(domain(a)),domain(domain(a)))
      | ~ defined(codomain(b),domain(domain(a))) )
  <=> ( ~ ! [Y: $i,X: $i] :
            ( ~ defined(X,Y)
            | product(X,Y,Y)
            | ~ identity_map(X) )
      | ~ identity_map(codomain(b))
      | product(codomain(b),domain(domain(a)),domain(domain(a)))
      | ~ defined(codomain(b),domain(domain(a))) ) ),
    inference(rewrite,[status(thm)],]) ).

tff(150,plain,
    ( ( ~ defined(codomain(b),domain(domain(a)))
      | product(codomain(b),domain(domain(a)),domain(domain(a)))
      | ~ identity_map(codomain(b)) )
  <=> ( ~ identity_map(codomain(b))
      | product(codomain(b),domain(domain(a)),domain(domain(a)))
      | ~ defined(codomain(b),domain(domain(a))) ) ),
    inference(rewrite,[status(thm)],]) ).

tff(151,plain,
    ( ( ~ ! [Y: $i,X: $i] :
            ( ~ defined(X,Y)
            | product(X,Y,Y)
            | ~ identity_map(X) )
      | ~ defined(codomain(b),domain(domain(a)))
      | product(codomain(b),domain(domain(a)),domain(domain(a)))
      | ~ identity_map(codomain(b)) )
  <=> ( ~ ! [Y: $i,X: $i] :
            ( ~ defined(X,Y)
            | product(X,Y,Y)
            | ~ identity_map(X) )
      | ~ identity_map(codomain(b))
      | product(codomain(b),domain(domain(a)),domain(domain(a)))
      | ~ defined(codomain(b),domain(domain(a))) ) ),
    inference(monotonicity,[status(thm)],[150]) ).

tff(152,plain,
    ( ( ~ ! [Y: $i,X: $i] :
            ( ~ defined(X,Y)
            | product(X,Y,Y)
            | ~ identity_map(X) )
      | ~ defined(codomain(b),domain(domain(a)))
      | product(codomain(b),domain(domain(a)),domain(domain(a)))
      | ~ identity_map(codomain(b)) )
  <=> ( ~ ! [Y: $i,X: $i] :
            ( ~ defined(X,Y)
            | product(X,Y,Y)
            | ~ identity_map(X) )
      | ~ identity_map(codomain(b))
      | product(codomain(b),domain(domain(a)),domain(domain(a)))
      | ~ defined(codomain(b),domain(domain(a))) ) ),
    inference(transitivity,[status(thm)],[151,149]) ).

tff(153,plain,
    ( ~ ! [Y: $i,X: $i] :
          ( ~ defined(X,Y)
          | product(X,Y,Y)
          | ~ identity_map(X) )
    | ~ defined(codomain(b),domain(domain(a)))
    | product(codomain(b),domain(domain(a)),domain(domain(a)))
    | ~ identity_map(codomain(b)) ),
    inference(quant_inst,[status(thm)],]) ).

tff(154,plain,
    ( ~ ! [Y: $i,X: $i] :
          ( ~ defined(X,Y)
          | product(X,Y,Y)
          | ~ identity_map(X) )
    | ~ identity_map(codomain(b))
    | product(codomain(b),domain(domain(a)),domain(domain(a)))
    | ~ defined(codomain(b),domain(domain(a))) ),
    inference(modus_ponens,[status(thm)],[153,152]) ).

tff(155,plain,
    product(codomain(b),domain(domain(a)),domain(domain(a))),
    inference(unit_resolution,[status(thm)],[154,148,106,138]) ).

tff(156,plain,
    ^ [X: $i] :
      refl(
        ( identity_map(domain(X))
      <=> identity_map(domain(X)) )),
    inference(bind,[status(th)],]) ).

tff(157,plain,
    ( ! [X: $i] : identity_map(domain(X))
  <=> ! [X: $i] : identity_map(domain(X)) ),
    inference(quant_intro,[status(thm)],[156]) ).

tff(158,plain,
    ( ! [X: $i] : identity_map(domain(X))
  <=> ! [X: $i] : identity_map(domain(X)) ),
    inference(rewrite,[status(thm)],]) ).

tff(159,axiom,
    ! [X: $i] : identity_map(domain(X)),
    file('/export/starexec/sandbox/benchmark/Axioms/CAT001-0.ax',domain_is_an_identity_map) ).

tff(160,plain,
    ! [X: $i] : identity_map(domain(X)),
    inference(modus_ponens,[status(thm)],[159,158]) ).

tff(161,plain,
    ! [X: $i] : identity_map(domain(X)),
    inference(skolemize,[status(sab)],[160]) ).

tff(162,plain,
    ! [X: $i] : identity_map(domain(X)),
    inference(modus_ponens,[status(thm)],[161,157]) ).

tff(163,plain,
    ( ~ ! [X: $i] : identity_map(domain(X))
    | identity_map(domain(domain(a))) ),
    inference(quant_inst,[status(thm)],]) ).

tff(164,plain,
    identity_map(domain(domain(a))),
    inference(unit_resolution,[status(thm)],[163,162]) ).

tff(165,plain,
    ( ( ~ ! [Y: $i,X: $i] :
            ( ~ defined(X,Y)
            | ~ identity_map(Y)
            | product(X,Y,X) )
      | ~ identity_map(domain(domain(a)))
      | ~ defined(codomain(b),domain(domain(a)))
      | product(codomain(b),domain(domain(a)),codomain(b)) )
  <=> ( ~ ! [Y: $i,X: $i] :
            ( ~ defined(X,Y)
            | ~ identity_map(Y)
            | product(X,Y,X) )
      | ~ identity_map(domain(domain(a)))
      | ~ defined(codomain(b),domain(domain(a)))
      | product(codomain(b),domain(domain(a)),codomain(b)) ) ),
    inference(rewrite,[status(thm)],]) ).

tff(166,plain,
    ( ( ~ defined(codomain(b),domain(domain(a)))
      | ~ identity_map(domain(domain(a)))
      | product(codomain(b),domain(domain(a)),codomain(b)) )
  <=> ( ~ identity_map(domain(domain(a)))
      | ~ defined(codomain(b),domain(domain(a)))
      | product(codomain(b),domain(domain(a)),codomain(b)) ) ),
    inference(rewrite,[status(thm)],]) ).

tff(167,plain,
    ( ( ~ ! [Y: $i,X: $i] :
            ( ~ defined(X,Y)
            | ~ identity_map(Y)
            | product(X,Y,X) )
      | ~ defined(codomain(b),domain(domain(a)))
      | ~ identity_map(domain(domain(a)))
      | product(codomain(b),domain(domain(a)),codomain(b)) )
  <=> ( ~ ! [Y: $i,X: $i] :
            ( ~ defined(X,Y)
            | ~ identity_map(Y)
            | product(X,Y,X) )
      | ~ identity_map(domain(domain(a)))
      | ~ defined(codomain(b),domain(domain(a)))
      | product(codomain(b),domain(domain(a)),codomain(b)) ) ),
    inference(monotonicity,[status(thm)],[166]) ).

tff(168,plain,
    ( ( ~ ! [Y: $i,X: $i] :
            ( ~ defined(X,Y)
            | ~ identity_map(Y)
            | product(X,Y,X) )
      | ~ defined(codomain(b),domain(domain(a)))
      | ~ identity_map(domain(domain(a)))
      | product(codomain(b),domain(domain(a)),codomain(b)) )
  <=> ( ~ ! [Y: $i,X: $i] :
            ( ~ defined(X,Y)
            | ~ identity_map(Y)
            | product(X,Y,X) )
      | ~ identity_map(domain(domain(a)))
      | ~ defined(codomain(b),domain(domain(a)))
      | product(codomain(b),domain(domain(a)),codomain(b)) ) ),
    inference(transitivity,[status(thm)],[167,165]) ).

tff(169,plain,
    ( ~ ! [Y: $i,X: $i] :
          ( ~ defined(X,Y)
          | ~ identity_map(Y)
          | product(X,Y,X) )
    | ~ defined(codomain(b),domain(domain(a)))
    | ~ identity_map(domain(domain(a)))
    | product(codomain(b),domain(domain(a)),codomain(b)) ),
    inference(quant_inst,[status(thm)],]) ).

tff(170,plain,
    ( ~ ! [Y: $i,X: $i] :
          ( ~ defined(X,Y)
          | ~ identity_map(Y)
          | product(X,Y,X) )
    | ~ identity_map(domain(domain(a)))
    | ~ defined(codomain(b),domain(domain(a)))
    | product(codomain(b),domain(domain(a)),codomain(b)) ),
    inference(modus_ponens,[status(thm)],[169,168]) ).

tff(171,plain,
    product(codomain(b),domain(domain(a)),codomain(b)),
    inference(unit_resolution,[status(thm)],[170,116,164,138]) ).

tff(172,plain,
    ( ( ~ ! [W: $i,Z: $i,Y: $i,X: $i] :
            ( ~ product(X,Y,Z)
            | ~ product(X,Y,W)
            | ( Z = W ) )
      | ~ product(codomain(b),domain(domain(a)),domain(domain(a)))
      | ~ product(codomain(b),domain(domain(a)),codomain(b))
      | ( domain(domain(a)) = codomain(b) ) )
  <=> ( ~ ! [W: $i,Z: $i,Y: $i,X: $i] :
            ( ~ product(X,Y,Z)
            | ~ product(X,Y,W)
            | ( Z = W ) )
      | ~ product(codomain(b),domain(domain(a)),domain(domain(a)))
      | ~ product(codomain(b),domain(domain(a)),codomain(b))
      | ( domain(domain(a)) = codomain(b) ) ) ),
    inference(rewrite,[status(thm)],]) ).

tff(173,plain,
    ( ~ ! [W: $i,Z: $i,Y: $i,X: $i] :
          ( ~ product(X,Y,Z)
          | ~ product(X,Y,W)
          | ( Z = W ) )
    | ~ product(codomain(b),domain(domain(a)),domain(domain(a)))
    | ~ product(codomain(b),domain(domain(a)),codomain(b))
    | ( domain(domain(a)) = codomain(b) ) ),
    inference(quant_inst,[status(thm)],]) ).

tff(174,plain,
    ( ~ ! [W: $i,Z: $i,Y: $i,X: $i] :
          ( ~ product(X,Y,Z)
          | ~ product(X,Y,W)
          | ( Z = W ) )
    | ~ product(codomain(b),domain(domain(a)),domain(domain(a)))
    | ~ product(codomain(b),domain(domain(a)),codomain(b))
    | ( domain(domain(a)) = codomain(b) ) ),
    inference(modus_ponens,[status(thm)],[173,172]) ).

tff(175,plain,
    domain(domain(a)) = codomain(b),
    inference(unit_resolution,[status(thm)],[174,41,171,155]) ).

tff(176,plain,
    ( ~ ! [X: $i] : defined(X,domain(X))
    | defined(domain(a),domain(domain(a))) ),
    inference(quant_inst,[status(thm)],]) ).

tff(177,plain,
    defined(domain(a),domain(domain(a))),
    inference(unit_resolution,[status(thm)],[176,16]) ).

tff(178,plain,
    ( ~ ! [X: $i] : identity_map(domain(X))
    | identity_map(domain(a)) ),
    inference(quant_inst,[status(thm)],]) ).

tff(179,plain,
    identity_map(domain(a)),
    inference(unit_resolution,[status(thm)],[178,162]) ).

tff(180,plain,
    ( ( ~ ! [Y: $i,X: $i] :
            ( ~ defined(X,Y)
            | product(X,Y,Y)
            | ~ identity_map(X) )
      | ~ identity_map(domain(a))
      | ~ defined(domain(a),domain(domain(a)))
      | product(domain(a),domain(domain(a)),domain(domain(a))) )
  <=> ( ~ ! [Y: $i,X: $i] :
            ( ~ defined(X,Y)
            | product(X,Y,Y)
            | ~ identity_map(X) )
      | ~ identity_map(domain(a))
      | ~ defined(domain(a),domain(domain(a)))
      | product(domain(a),domain(domain(a)),domain(domain(a))) ) ),
    inference(rewrite,[status(thm)],]) ).

tff(181,plain,
    ( ( ~ defined(domain(a),domain(domain(a)))
      | product(domain(a),domain(domain(a)),domain(domain(a)))
      | ~ identity_map(domain(a)) )
  <=> ( ~ identity_map(domain(a))
      | ~ defined(domain(a),domain(domain(a)))
      | product(domain(a),domain(domain(a)),domain(domain(a))) ) ),
    inference(rewrite,[status(thm)],]) ).

tff(182,plain,
    ( ( ~ ! [Y: $i,X: $i] :
            ( ~ defined(X,Y)
            | product(X,Y,Y)
            | ~ identity_map(X) )
      | ~ defined(domain(a),domain(domain(a)))
      | product(domain(a),domain(domain(a)),domain(domain(a)))
      | ~ identity_map(domain(a)) )
  <=> ( ~ ! [Y: $i,X: $i] :
            ( ~ defined(X,Y)
            | product(X,Y,Y)
            | ~ identity_map(X) )
      | ~ identity_map(domain(a))
      | ~ defined(domain(a),domain(domain(a)))
      | product(domain(a),domain(domain(a)),domain(domain(a))) ) ),
    inference(monotonicity,[status(thm)],[181]) ).

tff(183,plain,
    ( ( ~ ! [Y: $i,X: $i] :
            ( ~ defined(X,Y)
            | product(X,Y,Y)
            | ~ identity_map(X) )
      | ~ defined(domain(a),domain(domain(a)))
      | product(domain(a),domain(domain(a)),domain(domain(a)))
      | ~ identity_map(domain(a)) )
  <=> ( ~ ! [Y: $i,X: $i] :
            ( ~ defined(X,Y)
            | product(X,Y,Y)
            | ~ identity_map(X) )
      | ~ identity_map(domain(a))
      | ~ defined(domain(a),domain(domain(a)))
      | product(domain(a),domain(domain(a)),domain(domain(a))) ) ),
    inference(transitivity,[status(thm)],[182,180]) ).

tff(184,plain,
    ( ~ ! [Y: $i,X: $i] :
          ( ~ defined(X,Y)
          | product(X,Y,Y)
          | ~ identity_map(X) )
    | ~ defined(domain(a),domain(domain(a)))
    | product(domain(a),domain(domain(a)),domain(domain(a)))
    | ~ identity_map(domain(a)) ),
    inference(quant_inst,[status(thm)],]) ).

tff(185,plain,
    ( ~ ! [Y: $i,X: $i] :
          ( ~ defined(X,Y)
          | product(X,Y,Y)
          | ~ identity_map(X) )
    | ~ identity_map(domain(a))
    | ~ defined(domain(a),domain(domain(a)))
    | product(domain(a),domain(domain(a)),domain(domain(a))) ),
    inference(modus_ponens,[status(thm)],[184,183]) ).

tff(186,plain,
    product(domain(a),domain(domain(a)),domain(domain(a))),
    inference(unit_resolution,[status(thm)],[185,148,179,177]) ).

tff(187,plain,
    ( ( ~ ! [W: $i,Z: $i,Y: $i,X: $i] :
            ( ~ product(X,Y,Z)
            | ~ product(X,Y,W)
            | ( Z = W ) )
      | ~ product(domain(a),domain(domain(a)),domain(a))
      | ~ product(domain(a),domain(domain(a)),domain(domain(a)))
      | ( domain(a) = domain(domain(a)) ) )
  <=> ( ~ ! [W: $i,Z: $i,Y: $i,X: $i] :
            ( ~ product(X,Y,Z)
            | ~ product(X,Y,W)
            | ( Z = W ) )
      | ~ product(domain(a),domain(domain(a)),domain(a))
      | ~ product(domain(a),domain(domain(a)),domain(domain(a)))
      | ( domain(a) = domain(domain(a)) ) ) ),
    inference(rewrite,[status(thm)],]) ).

tff(188,plain,
    ( ~ ! [W: $i,Z: $i,Y: $i,X: $i] :
          ( ~ product(X,Y,Z)
          | ~ product(X,Y,W)
          | ( Z = W ) )
    | ~ product(domain(a),domain(domain(a)),domain(a))
    | ~ product(domain(a),domain(domain(a)),domain(domain(a)))
    | ( domain(a) = domain(domain(a)) ) ),
    inference(quant_inst,[status(thm)],]) ).

tff(189,plain,
    ( ~ ! [W: $i,Z: $i,Y: $i,X: $i] :
          ( ~ product(X,Y,Z)
          | ~ product(X,Y,W)
          | ( Z = W ) )
    | ~ product(domain(a),domain(domain(a)),domain(a))
    | ~ product(domain(a),domain(domain(a)),domain(domain(a)))
    | ( domain(a) = domain(domain(a)) ) ),
    inference(modus_ponens,[status(thm)],[188,187]) ).

tff(190,plain,
    domain(a) = domain(domain(a)),
    inference(unit_resolution,[status(thm)],[189,41,9,186]) ).

tff(191,plain,
    domain(a) = codomain(b),
    inference(transitivity,[status(thm)],[190,175]) ).

tff(192,plain,
    ( ( domain(a) != codomain(b) )
  <=> ( domain(a) != codomain(b) ) ),
    inference(rewrite,[status(thm)],]) ).

tff(193,axiom,
    domain(a) != codomain(b),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',prove_domain_of_a_equals_codomain_of_b) ).

tff(194,plain,
    domain(a) != codomain(b),
    inference(modus_ponens,[status(thm)],[193,192]) ).

tff(195,plain,
    $false,
    inference(unit_resolution,[status(thm)],[194,191]) ).

%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.03/0.12  % Problem  : CAT008-1 : TPTP v8.1.0. Released v1.0.0.
% 0.03/0.13  % Command  : z3_tptp -proof -model -t:%d -file:%s
% 0.12/0.34  % Computer : n015.cluster.edu
% 0.12/0.34  % Model    : x86_64 x86_64
% 0.12/0.34  % CPU      : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.12/0.34  % Memory   : 8042.1875MB
% 0.12/0.34  % OS       : Linux 3.10.0-693.el7.x86_64
% 0.12/0.34  % CPULimit : 300
% 0.12/0.34  % WCLimit  : 300
% 0.12/0.34  % DateTime : Tue Aug 30 06:17:20 EDT 2022
% 0.12/0.34  % CPUTime  : 
% 0.12/0.35  Z3tptp [4.8.9.0] (c) 2006-20**. Microsoft Corp.
% 0.12/0.35  Usage: tptp [options] [-file:]file
% 0.12/0.35    -h, -?       prints this message.
% 0.12/0.35    -smt2        print SMT-LIB2 benchmark.
% 0.12/0.35    -m, -model   generate model.
% 0.12/0.35    -p, -proof   generate proof.
% 0.12/0.35    -c, -core    generate unsat core of named formulas.
% 0.12/0.35    -st, -statistics display statistics.
% 0.12/0.35    -t:timeout   set timeout (in second).
% 0.12/0.35    -smt2status  display status in smt2 format instead of SZS.
% 0.12/0.35    -check_status check the status produced by Z3 against annotation in benchmark.
% 0.12/0.35    -<param>:<value> configuration parameter and value.
% 0.12/0.35    -o:<output-file> file to place output in.
% 0.20/0.49  % SZS status Unsatisfiable
% 0.20/0.49  % SZS output start Proof
% See solution above
%------------------------------------------------------------------------------