TSTP Solution File: SWC181-1 by Z3---4.8.9.0

View Problem - Process Solution

%------------------------------------------------------------------------------
% File     : Z3---4.8.9.0
% Problem  : SWC181-1 : TPTP v8.1.0. Released v2.4.0.
% Transfm  : none
% Format   : tptp
% Command  : z3_tptp -proof -model -t:%d -file:%s

% Computer : n013.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 20 11:55:55 EDT 2022

% Result   : Unsatisfiable 0.19s 0.51s
% Output   : Proof 0.19s
% Verified : 
% SZS Type : Refutation
%            Derivation depth      :    9
%            Number of leaves      :   57
% Syntax   : Number of formulae    :  111 (  41 unt;  13 typ;   0 def)
%            Number of atoms       :  802 ( 113 equ)
%            Maximal formula atoms :   35 (   8 avg)
%            Number of connectives : 1258 ( 612   ~; 581   |;   0   &)
%                                         (  65 <=>;   0  =>;   0  <=;   0 <~>)
%            Maximal formula depth :   19 (   5 avg)
%            Maximal term depth    :    5 (   2 avg)
%            Number of FOOLs       :   58 (  58 fml;   0 var)
%            Number of types       :    2 (   0 usr)
%            Number of type conns  :   14 (  11   >;   3   *;   0   +;   0  <<)
%            Number of predicates  :   11 (   9 usr;   1 prp; 0-3 aty)
%            Number of functors    :    8 (   8 usr;   2 con; 0-2 aty)
%            Number of variables   :  204 ( 184   !;   0   ?; 204   :)

% Comments : 
%------------------------------------------------------------------------------
tff(lt_type,type,
    lt: ( $i * $i ) > $o ).

tff(skaf74_type,type,
    skaf74: $i > $i ).

tff(sk3_type,type,
    sk3: $i ).

tff(ssItem_type,type,
    ssItem: $i > $o ).

tff(ssList_type,type,
    ssList: $i > $o ).

tff(skaf75_type,type,
    skaf75: $i > $i ).

tff(skaf77_type,type,
    skaf77: $i > $i ).

tff(skaf76_type,type,
    skaf76: $i > $i ).

tff(app_type,type,
    app: ( $i * $i ) > $i ).

tff(cons_type,type,
    cons: ( $i * $i ) > $i ).

tff(duplicatefreeP_type,type,
    duplicatefreeP: $i > $o ).

tff(sk1_type,type,
    sk1: $i ).

tff(strictorderedP_type,type,
    strictorderedP: $i > $o ).

tff(1,plain,
    ^ [U: $i] :
      refl(
        ( ssItem(skaf74(U))
      <=> ssItem(skaf74(U)) )),
    inference(bind,[status(th)],]) ).

tff(2,plain,
    ( ! [U: $i] : ssItem(skaf74(U))
  <=> ! [U: $i] : ssItem(skaf74(U)) ),
    inference(quant_intro,[status(thm)],[1]) ).

tff(3,plain,
    ( ! [U: $i] : ssItem(skaf74(U))
  <=> ! [U: $i] : ssItem(skaf74(U)) ),
    inference(rewrite,[status(thm)],]) ).

tff(4,axiom,
    ! [U: $i] : ssItem(skaf74(U)),
    file('/export/starexec/sandbox/benchmark/Axioms/SWC001-0.ax',clause21) ).

tff(5,plain,
    ! [U: $i] : ssItem(skaf74(U)),
    inference(modus_ponens,[status(thm)],[4,3]) ).

tff(6,plain,
    ! [U: $i] : ssItem(skaf74(U)),
    inference(skolemize,[status(sab)],[5]) ).

tff(7,plain,
    ! [U: $i] : ssItem(skaf74(U)),
    inference(modus_ponens,[status(thm)],[6,2]) ).

tff(8,plain,
    ( ~ ! [U: $i] : ssItem(skaf74(U))
    | ssItem(skaf74(sk3)) ),
    inference(quant_inst,[status(thm)],]) ).

tff(9,plain,
    ssItem(skaf74(sk3)),
    inference(unit_resolution,[status(thm)],[8,7]) ).

tff(10,plain,
    ^ [U: $i] :
      refl(
        ( ssList(skaf75(U))
      <=> ssList(skaf75(U)) )),
    inference(bind,[status(th)],]) ).

tff(11,plain,
    ( ! [U: $i] : ssList(skaf75(U))
  <=> ! [U: $i] : ssList(skaf75(U)) ),
    inference(quant_intro,[status(thm)],[10]) ).

tff(12,plain,
    ( ! [U: $i] : ssList(skaf75(U))
  <=> ! [U: $i] : ssList(skaf75(U)) ),
    inference(rewrite,[status(thm)],]) ).

tff(13,axiom,
    ! [U: $i] : ssList(skaf75(U)),
    file('/export/starexec/sandbox/benchmark/Axioms/SWC001-0.ax',clause20) ).

tff(14,plain,
    ! [U: $i] : ssList(skaf75(U)),
    inference(modus_ponens,[status(thm)],[13,12]) ).

tff(15,plain,
    ! [U: $i] : ssList(skaf75(U)),
    inference(skolemize,[status(sab)],[14]) ).

tff(16,plain,
    ! [U: $i] : ssList(skaf75(U)),
    inference(modus_ponens,[status(thm)],[15,11]) ).

tff(17,plain,
    ( ~ ! [U: $i] : ssList(skaf75(U))
    | ssList(skaf75(sk3)) ),
    inference(quant_inst,[status(thm)],]) ).

tff(18,plain,
    ssList(skaf75(sk3)),
    inference(unit_resolution,[status(thm)],[17,16]) ).

tff(19,plain,
    ^ [U: $i] :
      refl(
        ( ssList(skaf77(U))
      <=> ssList(skaf77(U)) )),
    inference(bind,[status(th)],]) ).

tff(20,plain,
    ( ! [U: $i] : ssList(skaf77(U))
  <=> ! [U: $i] : ssList(skaf77(U)) ),
    inference(quant_intro,[status(thm)],[19]) ).

tff(21,plain,
    ( ! [U: $i] : ssList(skaf77(U))
  <=> ! [U: $i] : ssList(skaf77(U)) ),
    inference(rewrite,[status(thm)],]) ).

tff(22,axiom,
    ! [U: $i] : ssList(skaf77(U)),
    file('/export/starexec/sandbox/benchmark/Axioms/SWC001-0.ax',clause18) ).

tff(23,plain,
    ! [U: $i] : ssList(skaf77(U)),
    inference(modus_ponens,[status(thm)],[22,21]) ).

tff(24,plain,
    ! [U: $i] : ssList(skaf77(U)),
    inference(skolemize,[status(sab)],[23]) ).

tff(25,plain,
    ! [U: $i] : ssList(skaf77(U)),
    inference(modus_ponens,[status(thm)],[24,20]) ).

tff(26,plain,
    ( ~ ! [U: $i] : ssList(skaf77(U))
    | ssList(skaf77(sk3)) ),
    inference(quant_inst,[status(thm)],]) ).

tff(27,plain,
    ssList(skaf77(sk3)),
    inference(unit_resolution,[status(thm)],[26,25]) ).

tff(28,plain,
    ^ [U: $i] :
      refl(
        ( ssList(skaf76(U))
      <=> ssList(skaf76(U)) )),
    inference(bind,[status(th)],]) ).

tff(29,plain,
    ( ! [U: $i] : ssList(skaf76(U))
  <=> ! [U: $i] : ssList(skaf76(U)) ),
    inference(quant_intro,[status(thm)],[28]) ).

tff(30,plain,
    ( ! [U: $i] : ssList(skaf76(U))
  <=> ! [U: $i] : ssList(skaf76(U)) ),
    inference(rewrite,[status(thm)],]) ).

tff(31,axiom,
    ! [U: $i] : ssList(skaf76(U)),
    file('/export/starexec/sandbox/benchmark/Axioms/SWC001-0.ax',clause19) ).

tff(32,plain,
    ! [U: $i] : ssList(skaf76(U)),
    inference(modus_ponens,[status(thm)],[31,30]) ).

tff(33,plain,
    ! [U: $i] : ssList(skaf76(U)),
    inference(skolemize,[status(sab)],[32]) ).

tff(34,plain,
    ! [U: $i] : ssList(skaf76(U)),
    inference(modus_ponens,[status(thm)],[33,29]) ).

tff(35,plain,
    ( ~ ! [U: $i] : ssList(skaf76(U))
    | ssList(skaf76(sk3)) ),
    inference(quant_inst,[status(thm)],]) ).

tff(36,plain,
    ssList(skaf76(sk3)),
    inference(unit_resolution,[status(thm)],[35,34]) ).

tff(37,plain,
    ( ~ duplicatefreeP(sk1)
  <=> ~ duplicatefreeP(sk3) ),
    inference(rewrite,[status(thm)],]) ).

tff(38,plain,
    ( ~ duplicatefreeP(sk1)
  <=> ~ duplicatefreeP(sk1) ),
    inference(rewrite,[status(thm)],]) ).

tff(39,axiom,
    ~ duplicatefreeP(sk1),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',co1_13) ).

tff(40,plain,
    ~ duplicatefreeP(sk1),
    inference(modus_ponens,[status(thm)],[39,38]) ).

tff(41,plain,
    ~ duplicatefreeP(sk3),
    inference(modus_ponens,[status(thm)],[40,37]) ).

tff(42,plain,
    ( ssList(sk1)
  <=> ssList(sk3) ),
    inference(rewrite,[status(thm)],]) ).

tff(43,plain,
    ( ssList(sk1)
  <=> ssList(sk1) ),
    inference(rewrite,[status(thm)],]) ).

tff(44,axiom,
    ssList(sk1),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',co1_1) ).

tff(45,plain,
    ssList(sk1),
    inference(modus_ponens,[status(thm)],[44,43]) ).

tff(46,plain,
    ssList(sk3),
    inference(modus_ponens,[status(thm)],[45,42]) ).

tff(47,plain,
    ^ [U: $i] :
      refl(
        ( ( ~ ssList(U)
          | duplicatefreeP(U)
          | ( app(app(skaf75(U),cons(skaf74(U),skaf76(U))),cons(skaf74(U),skaf77(U))) = U ) )
      <=> ( ~ ssList(U)
          | duplicatefreeP(U)
          | ( app(app(skaf75(U),cons(skaf74(U),skaf76(U))),cons(skaf74(U),skaf77(U))) = U ) ) )),
    inference(bind,[status(th)],]) ).

tff(48,plain,
    ( ! [U: $i] :
        ( ~ ssList(U)
        | duplicatefreeP(U)
        | ( app(app(skaf75(U),cons(skaf74(U),skaf76(U))),cons(skaf74(U),skaf77(U))) = U ) )
  <=> ! [U: $i] :
        ( ~ ssList(U)
        | duplicatefreeP(U)
        | ( app(app(skaf75(U),cons(skaf74(U),skaf76(U))),cons(skaf74(U),skaf77(U))) = U ) ) ),
    inference(quant_intro,[status(thm)],[47]) ).

tff(49,plain,
    ( ! [U: $i] :
        ( ~ ssList(U)
        | duplicatefreeP(U)
        | ( app(app(skaf75(U),cons(skaf74(U),skaf76(U))),cons(skaf74(U),skaf77(U))) = U ) )
  <=> ! [U: $i] :
        ( ~ ssList(U)
        | duplicatefreeP(U)
        | ( app(app(skaf75(U),cons(skaf74(U),skaf76(U))),cons(skaf74(U),skaf77(U))) = U ) ) ),
    inference(rewrite,[status(thm)],]) ).

tff(50,plain,
    ^ [U: $i] :
      trans(
        monotonicity(
          rewrite(
            ( ( ~ ssList(U)
              | duplicatefreeP(U) )
          <=> ( ~ ssList(U)
              | duplicatefreeP(U) ) )),
          ( ( ~ ssList(U)
            | duplicatefreeP(U)
            | ( app(app(skaf75(U),cons(skaf74(U),skaf76(U))),cons(skaf74(U),skaf77(U))) = U ) )
        <=> ( ~ ssList(U)
            | duplicatefreeP(U)
            | ( app(app(skaf75(U),cons(skaf74(U),skaf76(U))),cons(skaf74(U),skaf77(U))) = U ) ) )),
        rewrite(
          ( ( ~ ssList(U)
            | duplicatefreeP(U)
            | ( app(app(skaf75(U),cons(skaf74(U),skaf76(U))),cons(skaf74(U),skaf77(U))) = U ) )
        <=> ( ~ ssList(U)
            | duplicatefreeP(U)
            | ( app(app(skaf75(U),cons(skaf74(U),skaf76(U))),cons(skaf74(U),skaf77(U))) = U ) ) )),
        ( ( ~ ssList(U)
          | duplicatefreeP(U)
          | ( app(app(skaf75(U),cons(skaf74(U),skaf76(U))),cons(skaf74(U),skaf77(U))) = U ) )
      <=> ( ~ ssList(U)
          | duplicatefreeP(U)
          | ( app(app(skaf75(U),cons(skaf74(U),skaf76(U))),cons(skaf74(U),skaf77(U))) = U ) ) )),
    inference(bind,[status(th)],]) ).

tff(51,plain,
    ( ! [U: $i] :
        ( ~ ssList(U)
        | duplicatefreeP(U)
        | ( app(app(skaf75(U),cons(skaf74(U),skaf76(U))),cons(skaf74(U),skaf77(U))) = U ) )
  <=> ! [U: $i] :
        ( ~ ssList(U)
        | duplicatefreeP(U)
        | ( app(app(skaf75(U),cons(skaf74(U),skaf76(U))),cons(skaf74(U),skaf77(U))) = U ) ) ),
    inference(quant_intro,[status(thm)],[50]) ).

tff(52,axiom,
    ! [U: $i] :
      ( ~ ssList(U)
      | duplicatefreeP(U)
      | ( app(app(skaf75(U),cons(skaf74(U),skaf76(U))),cons(skaf74(U),skaf77(U))) = U ) ),
    file('/export/starexec/sandbox/benchmark/Axioms/SWC001-0.ax',clause162) ).

tff(53,plain,
    ! [U: $i] :
      ( ~ ssList(U)
      | duplicatefreeP(U)
      | ( app(app(skaf75(U),cons(skaf74(U),skaf76(U))),cons(skaf74(U),skaf77(U))) = U ) ),
    inference(modus_ponens,[status(thm)],[52,51]) ).

tff(54,plain,
    ! [U: $i] :
      ( ~ ssList(U)
      | duplicatefreeP(U)
      | ( app(app(skaf75(U),cons(skaf74(U),skaf76(U))),cons(skaf74(U),skaf77(U))) = U ) ),
    inference(modus_ponens,[status(thm)],[53,49]) ).

tff(55,plain,
    ! [U: $i] :
      ( ~ ssList(U)
      | duplicatefreeP(U)
      | ( app(app(skaf75(U),cons(skaf74(U),skaf76(U))),cons(skaf74(U),skaf77(U))) = U ) ),
    inference(skolemize,[status(sab)],[54]) ).

tff(56,plain,
    ! [U: $i] :
      ( ~ ssList(U)
      | duplicatefreeP(U)
      | ( app(app(skaf75(U),cons(skaf74(U),skaf76(U))),cons(skaf74(U),skaf77(U))) = U ) ),
    inference(modus_ponens,[status(thm)],[55,48]) ).

tff(57,plain,
    ( ( ~ ! [U: $i] :
            ( ~ ssList(U)
            | duplicatefreeP(U)
            | ( app(app(skaf75(U),cons(skaf74(U),skaf76(U))),cons(skaf74(U),skaf77(U))) = U ) )
      | duplicatefreeP(sk3)
      | ~ ssList(sk3)
      | ( app(app(skaf75(sk3),cons(skaf74(sk3),skaf76(sk3))),cons(skaf74(sk3),skaf77(sk3))) = sk3 ) )
  <=> ( ~ ! [U: $i] :
            ( ~ ssList(U)
            | duplicatefreeP(U)
            | ( app(app(skaf75(U),cons(skaf74(U),skaf76(U))),cons(skaf74(U),skaf77(U))) = U ) )
      | duplicatefreeP(sk3)
      | ~ ssList(sk3)
      | ( app(app(skaf75(sk3),cons(skaf74(sk3),skaf76(sk3))),cons(skaf74(sk3),skaf77(sk3))) = sk3 ) ) ),
    inference(rewrite,[status(thm)],]) ).

tff(58,plain,
    ( ( ~ ssList(sk3)
      | duplicatefreeP(sk3)
      | ( app(app(skaf75(sk3),cons(skaf74(sk3),skaf76(sk3))),cons(skaf74(sk3),skaf77(sk3))) = sk3 ) )
  <=> ( duplicatefreeP(sk3)
      | ~ ssList(sk3)
      | ( app(app(skaf75(sk3),cons(skaf74(sk3),skaf76(sk3))),cons(skaf74(sk3),skaf77(sk3))) = sk3 ) ) ),
    inference(rewrite,[status(thm)],]) ).

tff(59,plain,
    ( ( ~ ! [U: $i] :
            ( ~ ssList(U)
            | duplicatefreeP(U)
            | ( app(app(skaf75(U),cons(skaf74(U),skaf76(U))),cons(skaf74(U),skaf77(U))) = U ) )
      | ~ ssList(sk3)
      | duplicatefreeP(sk3)
      | ( app(app(skaf75(sk3),cons(skaf74(sk3),skaf76(sk3))),cons(skaf74(sk3),skaf77(sk3))) = sk3 ) )
  <=> ( ~ ! [U: $i] :
            ( ~ ssList(U)
            | duplicatefreeP(U)
            | ( app(app(skaf75(U),cons(skaf74(U),skaf76(U))),cons(skaf74(U),skaf77(U))) = U ) )
      | duplicatefreeP(sk3)
      | ~ ssList(sk3)
      | ( app(app(skaf75(sk3),cons(skaf74(sk3),skaf76(sk3))),cons(skaf74(sk3),skaf77(sk3))) = sk3 ) ) ),
    inference(monotonicity,[status(thm)],[58]) ).

tff(60,plain,
    ( ( ~ ! [U: $i] :
            ( ~ ssList(U)
            | duplicatefreeP(U)
            | ( app(app(skaf75(U),cons(skaf74(U),skaf76(U))),cons(skaf74(U),skaf77(U))) = U ) )
      | ~ ssList(sk3)
      | duplicatefreeP(sk3)
      | ( app(app(skaf75(sk3),cons(skaf74(sk3),skaf76(sk3))),cons(skaf74(sk3),skaf77(sk3))) = sk3 ) )
  <=> ( ~ ! [U: $i] :
            ( ~ ssList(U)
            | duplicatefreeP(U)
            | ( app(app(skaf75(U),cons(skaf74(U),skaf76(U))),cons(skaf74(U),skaf77(U))) = U ) )
      | duplicatefreeP(sk3)
      | ~ ssList(sk3)
      | ( app(app(skaf75(sk3),cons(skaf74(sk3),skaf76(sk3))),cons(skaf74(sk3),skaf77(sk3))) = sk3 ) ) ),
    inference(transitivity,[status(thm)],[59,57]) ).

tff(61,plain,
    ( ~ ! [U: $i] :
          ( ~ ssList(U)
          | duplicatefreeP(U)
          | ( app(app(skaf75(U),cons(skaf74(U),skaf76(U))),cons(skaf74(U),skaf77(U))) = U ) )
    | ~ ssList(sk3)
    | duplicatefreeP(sk3)
    | ( app(app(skaf75(sk3),cons(skaf74(sk3),skaf76(sk3))),cons(skaf74(sk3),skaf77(sk3))) = sk3 ) ),
    inference(quant_inst,[status(thm)],]) ).

tff(62,plain,
    ( ~ ! [U: $i] :
          ( ~ ssList(U)
          | duplicatefreeP(U)
          | ( app(app(skaf75(U),cons(skaf74(U),skaf76(U))),cons(skaf74(U),skaf77(U))) = U ) )
    | duplicatefreeP(sk3)
    | ~ ssList(sk3)
    | ( app(app(skaf75(sk3),cons(skaf74(sk3),skaf76(sk3))),cons(skaf74(sk3),skaf77(sk3))) = sk3 ) ),
    inference(modus_ponens,[status(thm)],[61,60]) ).

tff(63,plain,
    app(app(skaf75(sk3),cons(skaf74(sk3),skaf76(sk3))),cons(skaf74(sk3),skaf77(sk3))) = sk3,
    inference(unit_resolution,[status(thm)],[62,56,46,41]) ).

tff(64,plain,
    ( strictorderedP(sk3)
  <=> strictorderedP(sk3) ),
    inference(rewrite,[status(thm)],]) ).

tff(65,axiom,
    strictorderedP(sk3),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',co1_10) ).

tff(66,plain,
    strictorderedP(sk3),
    inference(modus_ponens,[status(thm)],[65,64]) ).

tff(67,plain,
    ^ [W: $i,V: $i,Z: $i,Y: $i,U: $i,X: $i] :
      refl(
        ( ( ~ ssItem(X)
          | ~ ssList(U)
          | ~ ssList(Y)
          | ~ ssList(Z)
          | ~ ssItem(V)
          | lt(V,X)
          | ~ strictorderedP(Z)
          | ~ ssList(W)
          | ( app(app(U,cons(V,W)),cons(X,Y)) != Z ) )
      <=> ( ~ ssItem(X)
          | ~ ssList(U)
          | ~ ssList(Y)
          | ~ ssList(Z)
          | ~ ssItem(V)
          | lt(V,X)
          | ~ strictorderedP(Z)
          | ~ ssList(W)
          | ( app(app(U,cons(V,W)),cons(X,Y)) != Z ) ) )),
    inference(bind,[status(th)],]) ).

tff(68,plain,
    ( ! [W: $i,V: $i,Z: $i,Y: $i,U: $i,X: $i] :
        ( ~ ssItem(X)
        | ~ ssList(U)
        | ~ ssList(Y)
        | ~ ssList(Z)
        | ~ ssItem(V)
        | lt(V,X)
        | ~ strictorderedP(Z)
        | ~ ssList(W)
        | ( app(app(U,cons(V,W)),cons(X,Y)) != Z ) )
  <=> ! [W: $i,V: $i,Z: $i,Y: $i,U: $i,X: $i] :
        ( ~ ssItem(X)
        | ~ ssList(U)
        | ~ ssList(Y)
        | ~ ssList(Z)
        | ~ ssItem(V)
        | lt(V,X)
        | ~ strictorderedP(Z)
        | ~ ssList(W)
        | ( app(app(U,cons(V,W)),cons(X,Y)) != Z ) ) ),
    inference(quant_intro,[status(thm)],[67]) ).

tff(69,plain,
    ( ! [W: $i,V: $i,Z: $i,Y: $i,U: $i,X: $i] :
        ( ~ ssItem(X)
        | ~ ssList(U)
        | ~ ssList(Y)
        | ~ ssList(Z)
        | ~ ssItem(V)
        | lt(V,X)
        | ~ strictorderedP(Z)
        | ~ ssList(W)
        | ( app(app(U,cons(V,W)),cons(X,Y)) != Z ) )
  <=> ! [W: $i,V: $i,Z: $i,Y: $i,U: $i,X: $i] :
        ( ~ ssItem(X)
        | ~ ssList(U)
        | ~ ssList(Y)
        | ~ ssList(Z)
        | ~ ssItem(V)
        | lt(V,X)
        | ~ strictorderedP(Z)
        | ~ ssList(W)
        | ( app(app(U,cons(V,W)),cons(X,Y)) != Z ) ) ),
    inference(rewrite,[status(thm)],]) ).

tff(70,plain,
    ^ [W: $i,V: $i,Z: $i,Y: $i,U: $i,X: $i] :
      trans(
        monotonicity(
          trans(
            monotonicity(
              trans(
                monotonicity(
                  trans(
                    monotonicity(
                      trans(
                        monotonicity(
                          trans(
                            monotonicity(
                              trans(
                                monotonicity(
                                  rewrite(
                                    ( ( ( app(app(U,cons(V,W)),cons(X,Y)) != Z )
                                      | ~ ssList(Y) )
                                  <=> ( ~ ssList(Y)
                                      | ( app(app(U,cons(V,W)),cons(X,Y)) != Z ) ) )),
                                  ( ( ( app(app(U,cons(V,W)),cons(X,Y)) != Z )
                                    | ~ ssList(Y)
                                    | ~ ssList(W) )
                                <=> ( ~ ssList(Y)
                                    | ( app(app(U,cons(V,W)),cons(X,Y)) != Z )
                                    | ~ ssList(W) ) )),
                                rewrite(
                                  ( ( ~ ssList(Y)
                                    | ( app(app(U,cons(V,W)),cons(X,Y)) != Z )
                                    | ~ ssList(W) )
                                <=> ( ~ ssList(Y)
                                    | ~ ssList(W)
                                    | ( app(app(U,cons(V,W)),cons(X,Y)) != Z ) ) )),
                                ( ( ( app(app(U,cons(V,W)),cons(X,Y)) != Z )
                                  | ~ ssList(Y)
                                  | ~ ssList(W) )
                              <=> ( ~ ssList(Y)
                                  | ~ ssList(W)
                                  | ( app(app(U,cons(V,W)),cons(X,Y)) != Z ) ) )),
                              ( ( ( app(app(U,cons(V,W)),cons(X,Y)) != Z )
                                | ~ ssList(Y)
                                | ~ ssList(W)
                                | ~ ssList(U) )
                            <=> ( ~ ssList(Y)
                                | ~ ssList(W)
                                | ( app(app(U,cons(V,W)),cons(X,Y)) != Z )
                                | ~ ssList(U) ) )),
                            rewrite(
                              ( ( ~ ssList(Y)
                                | ~ ssList(W)
                                | ( app(app(U,cons(V,W)),cons(X,Y)) != Z )
                                | ~ ssList(U) )
                            <=> ( ~ ssList(U)
                                | ~ ssList(Y)
                                | ~ ssList(W)
                                | ( app(app(U,cons(V,W)),cons(X,Y)) != Z ) ) )),
                            ( ( ( app(app(U,cons(V,W)),cons(X,Y)) != Z )
                              | ~ ssList(Y)
                              | ~ ssList(W)
                              | ~ ssList(U) )
                          <=> ( ~ ssList(U)
                              | ~ ssList(Y)
                              | ~ ssList(W)
                              | ( app(app(U,cons(V,W)),cons(X,Y)) != Z ) ) )),
                          ( ( ( app(app(U,cons(V,W)),cons(X,Y)) != Z )
                            | ~ ssList(Y)
                            | ~ ssList(W)
                            | ~ ssList(U)
                            | ~ ssItem(X) )
                        <=> ( ~ ssList(U)
                            | ~ ssList(Y)
                            | ~ ssList(W)
                            | ( app(app(U,cons(V,W)),cons(X,Y)) != Z )
                            | ~ ssItem(X) ) )),
                        rewrite(
                          ( ( ~ ssList(U)
                            | ~ ssList(Y)
                            | ~ ssList(W)
                            | ( app(app(U,cons(V,W)),cons(X,Y)) != Z )
                            | ~ ssItem(X) )
                        <=> ( ~ ssItem(X)
                            | ~ ssList(U)
                            | ~ ssList(Y)
                            | ~ ssList(W)
                            | ( app(app(U,cons(V,W)),cons(X,Y)) != Z ) ) )),
                        ( ( ( app(app(U,cons(V,W)),cons(X,Y)) != Z )
                          | ~ ssList(Y)
                          | ~ ssList(W)
                          | ~ ssList(U)
                          | ~ ssItem(X) )
                      <=> ( ~ ssItem(X)
                          | ~ ssList(U)
                          | ~ ssList(Y)
                          | ~ ssList(W)
                          | ( app(app(U,cons(V,W)),cons(X,Y)) != Z ) ) )),
                      ( ( ( app(app(U,cons(V,W)),cons(X,Y)) != Z )
                        | ~ ssList(Y)
                        | ~ ssList(W)
                        | ~ ssList(U)
                        | ~ ssItem(X)
                        | ~ ssItem(V) )
                    <=> ( ~ ssItem(X)
                        | ~ ssList(U)
                        | ~ ssList(Y)
                        | ~ ssList(W)
                        | ( app(app(U,cons(V,W)),cons(X,Y)) != Z )
                        | ~ ssItem(V) ) )),
                    rewrite(
                      ( ( ~ ssItem(X)
                        | ~ ssList(U)
                        | ~ ssList(Y)
                        | ~ ssList(W)
                        | ( app(app(U,cons(V,W)),cons(X,Y)) != Z )
                        | ~ ssItem(V) )
                    <=> ( ~ ssItem(X)
                        | ~ ssList(U)
                        | ~ ssList(Y)
                        | ~ ssItem(V)
                        | ~ ssList(W)
                        | ( app(app(U,cons(V,W)),cons(X,Y)) != Z ) ) )),
                    ( ( ( app(app(U,cons(V,W)),cons(X,Y)) != Z )
                      | ~ ssList(Y)
                      | ~ ssList(W)
                      | ~ ssList(U)
                      | ~ ssItem(X)
                      | ~ ssItem(V) )
                  <=> ( ~ ssItem(X)
                      | ~ ssList(U)
                      | ~ ssList(Y)
                      | ~ ssItem(V)
                      | ~ ssList(W)
                      | ( app(app(U,cons(V,W)),cons(X,Y)) != Z ) ) )),
                  ( ( ( app(app(U,cons(V,W)),cons(X,Y)) != Z )
                    | ~ ssList(Y)
                    | ~ ssList(W)
                    | ~ ssList(U)
                    | ~ ssItem(X)
                    | ~ ssItem(V)
                    | ~ strictorderedP(Z) )
                <=> ( ~ ssItem(X)
                    | ~ ssList(U)
                    | ~ ssList(Y)
                    | ~ ssItem(V)
                    | ~ ssList(W)
                    | ( app(app(U,cons(V,W)),cons(X,Y)) != Z )
                    | ~ strictorderedP(Z) ) )),
                rewrite(
                  ( ( ~ ssItem(X)
                    | ~ ssList(U)
                    | ~ ssList(Y)
                    | ~ ssItem(V)
                    | ~ ssList(W)
                    | ( app(app(U,cons(V,W)),cons(X,Y)) != Z )
                    | ~ strictorderedP(Z) )
                <=> ( ~ ssItem(X)
                    | ~ ssList(U)
                    | ~ ssList(Y)
                    | ~ ssItem(V)
                    | ~ strictorderedP(Z)
                    | ~ ssList(W)
                    | ( app(app(U,cons(V,W)),cons(X,Y)) != Z ) ) )),
                ( ( ( app(app(U,cons(V,W)),cons(X,Y)) != Z )
                  | ~ ssList(Y)
                  | ~ ssList(W)
                  | ~ ssList(U)
                  | ~ ssItem(X)
                  | ~ ssItem(V)
                  | ~ strictorderedP(Z) )
              <=> ( ~ ssItem(X)
                  | ~ ssList(U)
                  | ~ ssList(Y)
                  | ~ ssItem(V)
                  | ~ strictorderedP(Z)
                  | ~ ssList(W)
                  | ( app(app(U,cons(V,W)),cons(X,Y)) != Z ) ) )),
              ( ( ( app(app(U,cons(V,W)),cons(X,Y)) != Z )
                | ~ ssList(Y)
                | ~ ssList(W)
                | ~ ssList(U)
                | ~ ssItem(X)
                | ~ ssItem(V)
                | ~ strictorderedP(Z)
                | ~ ssList(Z) )
            <=> ( ~ ssItem(X)
                | ~ ssList(U)
                | ~ ssList(Y)
                | ~ ssItem(V)
                | ~ strictorderedP(Z)
                | ~ ssList(W)
                | ( app(app(U,cons(V,W)),cons(X,Y)) != Z )
                | ~ ssList(Z) ) )),
            rewrite(
              ( ( ~ ssItem(X)
                | ~ ssList(U)
                | ~ ssList(Y)
                | ~ ssItem(V)
                | ~ strictorderedP(Z)
                | ~ ssList(W)
                | ( app(app(U,cons(V,W)),cons(X,Y)) != Z )
                | ~ ssList(Z) )
            <=> ( ~ ssItem(X)
                | ~ ssList(U)
                | ~ ssList(Y)
                | ~ ssList(Z)
                | ~ ssItem(V)
                | ~ strictorderedP(Z)
                | ~ ssList(W)
                | ( app(app(U,cons(V,W)),cons(X,Y)) != Z ) ) )),
            ( ( ( app(app(U,cons(V,W)),cons(X,Y)) != Z )
              | ~ ssList(Y)
              | ~ ssList(W)
              | ~ ssList(U)
              | ~ ssItem(X)
              | ~ ssItem(V)
              | ~ strictorderedP(Z)
              | ~ ssList(Z) )
          <=> ( ~ ssItem(X)
              | ~ ssList(U)
              | ~ ssList(Y)
              | ~ ssList(Z)
              | ~ ssItem(V)
              | ~ strictorderedP(Z)
              | ~ ssList(W)
              | ( app(app(U,cons(V,W)),cons(X,Y)) != Z ) ) )),
          ( ( ( app(app(U,cons(V,W)),cons(X,Y)) != Z )
            | ~ ssList(Y)
            | ~ ssList(W)
            | ~ ssList(U)
            | ~ ssItem(X)
            | ~ ssItem(V)
            | ~ strictorderedP(Z)
            | ~ ssList(Z)
            | lt(V,X) )
        <=> ( ~ ssItem(X)
            | ~ ssList(U)
            | ~ ssList(Y)
            | ~ ssList(Z)
            | ~ ssItem(V)
            | ~ strictorderedP(Z)
            | ~ ssList(W)
            | ( app(app(U,cons(V,W)),cons(X,Y)) != Z )
            | lt(V,X) ) )),
        rewrite(
          ( ( ~ ssItem(X)
            | ~ ssList(U)
            | ~ ssList(Y)
            | ~ ssList(Z)
            | ~ ssItem(V)
            | ~ strictorderedP(Z)
            | ~ ssList(W)
            | ( app(app(U,cons(V,W)),cons(X,Y)) != Z )
            | lt(V,X) )
        <=> ( ~ ssItem(X)
            | ~ ssList(U)
            | ~ ssList(Y)
            | ~ ssList(Z)
            | ~ ssItem(V)
            | lt(V,X)
            | ~ strictorderedP(Z)
            | ~ ssList(W)
            | ( app(app(U,cons(V,W)),cons(X,Y)) != Z ) ) )),
        ( ( ( app(app(U,cons(V,W)),cons(X,Y)) != Z )
          | ~ ssList(Y)
          | ~ ssList(W)
          | ~ ssList(U)
          | ~ ssItem(X)
          | ~ ssItem(V)
          | ~ strictorderedP(Z)
          | ~ ssList(Z)
          | lt(V,X) )
      <=> ( ~ ssItem(X)
          | ~ ssList(U)
          | ~ ssList(Y)
          | ~ ssList(Z)
          | ~ ssItem(V)
          | lt(V,X)
          | ~ strictorderedP(Z)
          | ~ ssList(W)
          | ( app(app(U,cons(V,W)),cons(X,Y)) != Z ) ) )),
    inference(bind,[status(th)],]) ).

tff(71,plain,
    ( ! [W: $i,V: $i,Z: $i,Y: $i,U: $i,X: $i] :
        ( ( app(app(U,cons(V,W)),cons(X,Y)) != Z )
        | ~ ssList(Y)
        | ~ ssList(W)
        | ~ ssList(U)
        | ~ ssItem(X)
        | ~ ssItem(V)
        | ~ strictorderedP(Z)
        | ~ ssList(Z)
        | lt(V,X) )
  <=> ! [W: $i,V: $i,Z: $i,Y: $i,U: $i,X: $i] :
        ( ~ ssItem(X)
        | ~ ssList(U)
        | ~ ssList(Y)
        | ~ ssList(Z)
        | ~ ssItem(V)
        | lt(V,X)
        | ~ strictorderedP(Z)
        | ~ ssList(W)
        | ( app(app(U,cons(V,W)),cons(X,Y)) != Z ) ) ),
    inference(quant_intro,[status(thm)],[70]) ).

tff(72,axiom,
    ! [W: $i,V: $i,Z: $i,Y: $i,U: $i,X: $i] :
      ( ( app(app(U,cons(V,W)),cons(X,Y)) != Z )
      | ~ ssList(Y)
      | ~ ssList(W)
      | ~ ssList(U)
      | ~ ssItem(X)
      | ~ ssItem(V)
      | ~ strictorderedP(Z)
      | ~ ssList(Z)
      | lt(V,X) ),
    file('/export/starexec/sandbox/benchmark/Axioms/SWC001-0.ax',clause181) ).

tff(73,plain,
    ! [W: $i,V: $i,Z: $i,Y: $i,U: $i,X: $i] :
      ( ~ ssItem(X)
      | ~ ssList(U)
      | ~ ssList(Y)
      | ~ ssList(Z)
      | ~ ssItem(V)
      | lt(V,X)
      | ~ strictorderedP(Z)
      | ~ ssList(W)
      | ( app(app(U,cons(V,W)),cons(X,Y)) != Z ) ),
    inference(modus_ponens,[status(thm)],[72,71]) ).

tff(74,plain,
    ! [W: $i,V: $i,Z: $i,Y: $i,U: $i,X: $i] :
      ( ~ ssItem(X)
      | ~ ssList(U)
      | ~ ssList(Y)
      | ~ ssList(Z)
      | ~ ssItem(V)
      | lt(V,X)
      | ~ strictorderedP(Z)
      | ~ ssList(W)
      | ( app(app(U,cons(V,W)),cons(X,Y)) != Z ) ),
    inference(modus_ponens,[status(thm)],[73,69]) ).

tff(75,plain,
    ! [W: $i,V: $i,Z: $i,Y: $i,U: $i,X: $i] :
      ( ~ ssItem(X)
      | ~ ssList(U)
      | ~ ssList(Y)
      | ~ ssList(Z)
      | ~ ssItem(V)
      | lt(V,X)
      | ~ strictorderedP(Z)
      | ~ ssList(W)
      | ( app(app(U,cons(V,W)),cons(X,Y)) != Z ) ),
    inference(skolemize,[status(sab)],[74]) ).

tff(76,plain,
    ! [W: $i,V: $i,Z: $i,Y: $i,U: $i,X: $i] :
      ( ~ ssItem(X)
      | ~ ssList(U)
      | ~ ssList(Y)
      | ~ ssList(Z)
      | ~ ssItem(V)
      | lt(V,X)
      | ~ strictorderedP(Z)
      | ~ ssList(W)
      | ( app(app(U,cons(V,W)),cons(X,Y)) != Z ) ),
    inference(modus_ponens,[status(thm)],[75,68]) ).

tff(77,plain,
    ( ( ~ ! [W: $i,V: $i,Z: $i,Y: $i,U: $i,X: $i] :
            ( ~ ssItem(X)
            | ~ ssList(U)
            | ~ ssList(Y)
            | ~ ssList(Z)
            | ~ ssItem(V)
            | lt(V,X)
            | ~ strictorderedP(Z)
            | ~ ssList(W)
            | ( app(app(U,cons(V,W)),cons(X,Y)) != Z ) )
      | ~ ssList(sk3)
      | ~ ssItem(skaf74(sk3))
      | ~ ssList(skaf76(sk3))
      | ~ ssList(skaf77(sk3))
      | ~ ssList(skaf75(sk3))
      | ( app(app(skaf75(sk3),cons(skaf74(sk3),skaf76(sk3))),cons(skaf74(sk3),skaf77(sk3))) != sk3 )
      | lt(skaf74(sk3),skaf74(sk3))
      | ~ strictorderedP(sk3) )
  <=> ( ~ ! [W: $i,V: $i,Z: $i,Y: $i,U: $i,X: $i] :
            ( ~ ssItem(X)
            | ~ ssList(U)
            | ~ ssList(Y)
            | ~ ssList(Z)
            | ~ ssItem(V)
            | lt(V,X)
            | ~ strictorderedP(Z)
            | ~ ssList(W)
            | ( app(app(U,cons(V,W)),cons(X,Y)) != Z ) )
      | ~ ssList(sk3)
      | ~ ssItem(skaf74(sk3))
      | ~ ssList(skaf76(sk3))
      | ~ ssList(skaf77(sk3))
      | ~ ssList(skaf75(sk3))
      | ( app(app(skaf75(sk3),cons(skaf74(sk3),skaf76(sk3))),cons(skaf74(sk3),skaf77(sk3))) != sk3 )
      | lt(skaf74(sk3),skaf74(sk3))
      | ~ strictorderedP(sk3) ) ),
    inference(rewrite,[status(thm)],]) ).

tff(78,plain,
    ( ( ~ ssItem(skaf74(sk3))
      | ~ ssList(skaf75(sk3))
      | ~ ssList(skaf77(sk3))
      | ~ ssList(sk3)
      | ~ ssItem(skaf74(sk3))
      | lt(skaf74(sk3),skaf74(sk3))
      | ~ strictorderedP(sk3)
      | ~ ssList(skaf76(sk3))
      | ( app(app(skaf75(sk3),cons(skaf74(sk3),skaf76(sk3))),cons(skaf74(sk3),skaf77(sk3))) != sk3 ) )
  <=> ( ~ ssList(sk3)
      | ~ ssItem(skaf74(sk3))
      | ~ ssList(skaf76(sk3))
      | ~ ssList(skaf77(sk3))
      | ~ ssList(skaf75(sk3))
      | ( app(app(skaf75(sk3),cons(skaf74(sk3),skaf76(sk3))),cons(skaf74(sk3),skaf77(sk3))) != sk3 )
      | lt(skaf74(sk3),skaf74(sk3))
      | ~ strictorderedP(sk3) ) ),
    inference(rewrite,[status(thm)],]) ).

tff(79,plain,
    ( ( ~ ! [W: $i,V: $i,Z: $i,Y: $i,U: $i,X: $i] :
            ( ~ ssItem(X)
            | ~ ssList(U)
            | ~ ssList(Y)
            | ~ ssList(Z)
            | ~ ssItem(V)
            | lt(V,X)
            | ~ strictorderedP(Z)
            | ~ ssList(W)
            | ( app(app(U,cons(V,W)),cons(X,Y)) != Z ) )
      | ~ ssItem(skaf74(sk3))
      | ~ ssList(skaf75(sk3))
      | ~ ssList(skaf77(sk3))
      | ~ ssList(sk3)
      | ~ ssItem(skaf74(sk3))
      | lt(skaf74(sk3),skaf74(sk3))
      | ~ strictorderedP(sk3)
      | ~ ssList(skaf76(sk3))
      | ( app(app(skaf75(sk3),cons(skaf74(sk3),skaf76(sk3))),cons(skaf74(sk3),skaf77(sk3))) != sk3 ) )
  <=> ( ~ ! [W: $i,V: $i,Z: $i,Y: $i,U: $i,X: $i] :
            ( ~ ssItem(X)
            | ~ ssList(U)
            | ~ ssList(Y)
            | ~ ssList(Z)
            | ~ ssItem(V)
            | lt(V,X)
            | ~ strictorderedP(Z)
            | ~ ssList(W)
            | ( app(app(U,cons(V,W)),cons(X,Y)) != Z ) )
      | ~ ssList(sk3)
      | ~ ssItem(skaf74(sk3))
      | ~ ssList(skaf76(sk3))
      | ~ ssList(skaf77(sk3))
      | ~ ssList(skaf75(sk3))
      | ( app(app(skaf75(sk3),cons(skaf74(sk3),skaf76(sk3))),cons(skaf74(sk3),skaf77(sk3))) != sk3 )
      | lt(skaf74(sk3),skaf74(sk3))
      | ~ strictorderedP(sk3) ) ),
    inference(monotonicity,[status(thm)],[78]) ).

tff(80,plain,
    ( ( ~ ! [W: $i,V: $i,Z: $i,Y: $i,U: $i,X: $i] :
            ( ~ ssItem(X)
            | ~ ssList(U)
            | ~ ssList(Y)
            | ~ ssList(Z)
            | ~ ssItem(V)
            | lt(V,X)
            | ~ strictorderedP(Z)
            | ~ ssList(W)
            | ( app(app(U,cons(V,W)),cons(X,Y)) != Z ) )
      | ~ ssItem(skaf74(sk3))
      | ~ ssList(skaf75(sk3))
      | ~ ssList(skaf77(sk3))
      | ~ ssList(sk3)
      | ~ ssItem(skaf74(sk3))
      | lt(skaf74(sk3),skaf74(sk3))
      | ~ strictorderedP(sk3)
      | ~ ssList(skaf76(sk3))
      | ( app(app(skaf75(sk3),cons(skaf74(sk3),skaf76(sk3))),cons(skaf74(sk3),skaf77(sk3))) != sk3 ) )
  <=> ( ~ ! [W: $i,V: $i,Z: $i,Y: $i,U: $i,X: $i] :
            ( ~ ssItem(X)
            | ~ ssList(U)
            | ~ ssList(Y)
            | ~ ssList(Z)
            | ~ ssItem(V)
            | lt(V,X)
            | ~ strictorderedP(Z)
            | ~ ssList(W)
            | ( app(app(U,cons(V,W)),cons(X,Y)) != Z ) )
      | ~ ssList(sk3)
      | ~ ssItem(skaf74(sk3))
      | ~ ssList(skaf76(sk3))
      | ~ ssList(skaf77(sk3))
      | ~ ssList(skaf75(sk3))
      | ( app(app(skaf75(sk3),cons(skaf74(sk3),skaf76(sk3))),cons(skaf74(sk3),skaf77(sk3))) != sk3 )
      | lt(skaf74(sk3),skaf74(sk3))
      | ~ strictorderedP(sk3) ) ),
    inference(transitivity,[status(thm)],[79,77]) ).

tff(81,plain,
    ( ~ ! [W: $i,V: $i,Z: $i,Y: $i,U: $i,X: $i] :
          ( ~ ssItem(X)
          | ~ ssList(U)
          | ~ ssList(Y)
          | ~ ssList(Z)
          | ~ ssItem(V)
          | lt(V,X)
          | ~ strictorderedP(Z)
          | ~ ssList(W)
          | ( app(app(U,cons(V,W)),cons(X,Y)) != Z ) )
    | ~ ssItem(skaf74(sk3))
    | ~ ssList(skaf75(sk3))
    | ~ ssList(skaf77(sk3))
    | ~ ssList(sk3)
    | ~ ssItem(skaf74(sk3))
    | lt(skaf74(sk3),skaf74(sk3))
    | ~ strictorderedP(sk3)
    | ~ ssList(skaf76(sk3))
    | ( app(app(skaf75(sk3),cons(skaf74(sk3),skaf76(sk3))),cons(skaf74(sk3),skaf77(sk3))) != sk3 ) ),
    inference(quant_inst,[status(thm)],]) ).

tff(82,plain,
    ( ~ ! [W: $i,V: $i,Z: $i,Y: $i,U: $i,X: $i] :
          ( ~ ssItem(X)
          | ~ ssList(U)
          | ~ ssList(Y)
          | ~ ssList(Z)
          | ~ ssItem(V)
          | lt(V,X)
          | ~ strictorderedP(Z)
          | ~ ssList(W)
          | ( app(app(U,cons(V,W)),cons(X,Y)) != Z ) )
    | ~ ssList(sk3)
    | ~ ssItem(skaf74(sk3))
    | ~ ssList(skaf76(sk3))
    | ~ ssList(skaf77(sk3))
    | ~ ssList(skaf75(sk3))
    | ( app(app(skaf75(sk3),cons(skaf74(sk3),skaf76(sk3))),cons(skaf74(sk3),skaf77(sk3))) != sk3 )
    | lt(skaf74(sk3),skaf74(sk3))
    | ~ strictorderedP(sk3) ),
    inference(modus_ponens,[status(thm)],[81,80]) ).

tff(83,plain,
    ( ~ ssItem(skaf74(sk3))
    | ~ ssList(skaf76(sk3))
    | ~ ssList(skaf77(sk3))
    | ~ ssList(skaf75(sk3))
    | lt(skaf74(sk3),skaf74(sk3)) ),
    inference(unit_resolution,[status(thm)],[82,76,46,66,63]) ).

tff(84,plain,
    lt(skaf74(sk3),skaf74(sk3)),
    inference(unit_resolution,[status(thm)],[83,36,27,18,9]) ).

tff(85,plain,
    ^ [U: $i] :
      refl(
        ( ( ~ ssItem(U)
          | ~ lt(U,U) )
      <=> ( ~ ssItem(U)
          | ~ lt(U,U) ) )),
    inference(bind,[status(th)],]) ).

tff(86,plain,
    ( ! [U: $i] :
        ( ~ ssItem(U)
        | ~ lt(U,U) )
  <=> ! [U: $i] :
        ( ~ ssItem(U)
        | ~ lt(U,U) ) ),
    inference(quant_intro,[status(thm)],[85]) ).

tff(87,plain,
    ( ! [U: $i] :
        ( ~ ssItem(U)
        | ~ lt(U,U) )
  <=> ! [U: $i] :
        ( ~ ssItem(U)
        | ~ lt(U,U) ) ),
    inference(rewrite,[status(thm)],]) ).

tff(88,plain,
    ^ [U: $i] :
      rewrite(
        ( ( ~ lt(U,U)
          | ~ ssItem(U) )
      <=> ( ~ ssItem(U)
          | ~ lt(U,U) ) )),
    inference(bind,[status(th)],]) ).

tff(89,plain,
    ( ! [U: $i] :
        ( ~ lt(U,U)
        | ~ ssItem(U) )
  <=> ! [U: $i] :
        ( ~ ssItem(U)
        | ~ lt(U,U) ) ),
    inference(quant_intro,[status(thm)],[88]) ).

tff(90,axiom,
    ! [U: $i] :
      ( ~ lt(U,U)
      | ~ ssItem(U) ),
    file('/export/starexec/sandbox/benchmark/Axioms/SWC001-0.ax',clause63) ).

tff(91,plain,
    ! [U: $i] :
      ( ~ ssItem(U)
      | ~ lt(U,U) ),
    inference(modus_ponens,[status(thm)],[90,89]) ).

tff(92,plain,
    ! [U: $i] :
      ( ~ ssItem(U)
      | ~ lt(U,U) ),
    inference(modus_ponens,[status(thm)],[91,87]) ).

tff(93,plain,
    ! [U: $i] :
      ( ~ ssItem(U)
      | ~ lt(U,U) ),
    inference(skolemize,[status(sab)],[92]) ).

tff(94,plain,
    ! [U: $i] :
      ( ~ ssItem(U)
      | ~ lt(U,U) ),
    inference(modus_ponens,[status(thm)],[93,86]) ).

tff(95,plain,
    ( ( ~ ! [U: $i] :
            ( ~ ssItem(U)
            | ~ lt(U,U) )
      | ~ ssItem(skaf74(sk3))
      | ~ lt(skaf74(sk3),skaf74(sk3)) )
  <=> ( ~ ! [U: $i] :
            ( ~ ssItem(U)
            | ~ lt(U,U) )
      | ~ ssItem(skaf74(sk3))
      | ~ lt(skaf74(sk3),skaf74(sk3)) ) ),
    inference(rewrite,[status(thm)],]) ).

tff(96,plain,
    ( ~ ! [U: $i] :
          ( ~ ssItem(U)
          | ~ lt(U,U) )
    | ~ ssItem(skaf74(sk3))
    | ~ lt(skaf74(sk3),skaf74(sk3)) ),
    inference(quant_inst,[status(thm)],]) ).

tff(97,plain,
    ( ~ ! [U: $i] :
          ( ~ ssItem(U)
          | ~ lt(U,U) )
    | ~ ssItem(skaf74(sk3))
    | ~ lt(skaf74(sk3),skaf74(sk3)) ),
    inference(modus_ponens,[status(thm)],[96,95]) ).

tff(98,plain,
    $false,
    inference(unit_resolution,[status(thm)],[97,94,9,84]) ).

%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.03/0.12  % Problem  : SWC181-1 : TPTP v8.1.0. Released v2.4.0.
% 0.03/0.13  % Command  : z3_tptp -proof -model -t:%d -file:%s
% 0.12/0.34  % Computer : n013.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 : Sat Sep  3 22:14:17 EDT 2022
% 0.12/0.34  % CPUTime  : 
% 0.12/0.34  Z3tptp [4.8.9.0] (c) 2006-20**. Microsoft Corp.
% 0.12/0.34  Usage: tptp [options] [-file:]file
% 0.12/0.34    -h, -?       prints this message.
% 0.12/0.34    -smt2        print SMT-LIB2 benchmark.
% 0.12/0.34    -m, -model   generate model.
% 0.12/0.34    -p, -proof   generate proof.
% 0.12/0.34    -c, -core    generate unsat core of named formulas.
% 0.12/0.34    -st, -statistics display statistics.
% 0.12/0.34    -t:timeout   set timeout (in second).
% 0.12/0.34    -smt2status  display status in smt2 format instead of SZS.
% 0.12/0.34    -check_status check the status produced by Z3 against annotation in benchmark.
% 0.12/0.34    -<param>:<value> configuration parameter and value.
% 0.12/0.34    -o:<output-file> file to place output in.
% 0.19/0.51  % SZS status Unsatisfiable
% 0.19/0.51  % SZS output start Proof
% See solution above
%------------------------------------------------------------------------------