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Z3---4.15.1.UNS-Prf.s

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%------------------------------------------------------------------------------
% File     : Z3---4.15.1
% Problem  : SWC122-1 : TPTP v9.0.0. Released v2.4.0.
% Transfm  : none
% Format   : tptp
% Command  : run_E %s %d THM

% Computer : n011.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 : Sat Jun 21 05:30:13 AM UTC 2025

% Result   : Unsatisfiable 0.21s 0.50s
% Output   : Proof 0.21s
% Verified : 
% SZS Type : Refutation
%            Derivation depth      :   13
%            Number of leaves      :   55
% Syntax   : Number of formulae    :  132 (  46 unt;   0 typ;   0 def)
%            Number of atoms       :  830 (  88 equ)
%            Maximal formula atoms :   23 (   6 avg)
%            Number of connectives : 1245 ( 605   ~; 561   |;   0   &)
%                                         (  79 <=>;   0  =>;   0  <=;   0 <~>)
%            Maximal formula depth :   14 (   5 avg)
%            Maximal term depth    :    4 (   1 avg)
%            Number of FOOLs       :   58 (  58 fml;   0 var)
%            Number of types       :    2 (   0 usr)
%            Number of type conns  :    0 (   0   >;   0   *;   0   +;   0  <<)
%            Number of predicates  :   11 (   9 usr;   1 prp; 0-3 aty)
%            Number of functors    :    8 (   8 usr;   5 con; 0-2 aty)
%            Number of variables   :  234 ( 212   !;   0   ?; 234   :)

% Comments : 
%------------------------------------------------------------------------------
tff(segmentP_type,type,
    segmentP: ( $i * $i ) > $o ).

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

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

tff(skaf45_type,type,
    skaf45: ( $i * $i ) > $i ).

tff(sk4_type,type,
    sk4: $i ).

tff(skaf46_type,type,
    skaf46: ( $i * $i ) > $i ).

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

tff(sk2_type,type,
    sk2: $i ).

tff(frontsegP_type,type,
    frontsegP: ( $i * $i ) > $o ).

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

tff(rearsegP_type,type,
    rearsegP: ( $i * $i ) > $o ).

tff(neq_type,type,
    neq: ( $i * $i ) > $o ).

tff(nil_type,type,
    nil: $i ).

tff(1,plain,
    ( ( sk1 = sk3 )
  <=> ( sk1 = sk3 ) ),
    inference(rewrite,[status(thm)],[]) ).

tff(2,axiom,
    sk1 = sk3,
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',co1_6) ).

tff(3,plain,
    sk1 = sk3,
    inference(modus_ponens,[status(thm)],[2,1]) ).

tff(4,plain,
    sk3 = sk1,
    inference(symmetry,[status(thm)],[3]) ).

tff(5,plain,
    ( ( sk2 = sk4 )
  <=> ( sk2 = sk4 ) ),
    inference(rewrite,[status(thm)],[]) ).

tff(6,axiom,
    sk2 = sk4,
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',co1_5) ).

tff(7,plain,
    sk2 = sk4,
    inference(modus_ponens,[status(thm)],[6,5]) ).

tff(8,plain,
    sk4 = sk2,
    inference(symmetry,[status(thm)],[7]) ).

tff(9,plain,
    ( ssList(sk4)
  <=> ssList(sk4) ),
    inference(rewrite,[status(thm)],[]) ).

tff(10,axiom,
    ssList(sk4),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',co1_4) ).

tff(11,plain,
    ssList(sk4),
    inference(modus_ponens,[status(thm)],[10,9]) ).

tff(12,plain,
    ^ [U: $i] :
      refl(( ( ~ ssList(U)
          | frontsegP(U,U) )
      <=> ( ~ ssList(U)
          | frontsegP(U,U) ) )),
    inference(bind,[status(th)],[]) ).

tff(13,plain,
    ( ! [U: $i] :
        ( ~ ssList(U)
        | frontsegP(U,U) )
  <=> ! [U: $i] :
        ( ~ ssList(U)
        | frontsegP(U,U) ) ),
    inference(quant_intro,[status(thm)],[12]) ).

tff(14,plain,
    ( ! [U: $i] :
        ( ~ ssList(U)
        | frontsegP(U,U) )
  <=> ! [U: $i] :
        ( ~ ssList(U)
        | frontsegP(U,U) ) ),
    inference(rewrite,[status(thm)],[]) ).

tff(15,axiom,
    ! [U: $i] :
      ( ~ ssList(U)
      | frontsegP(U,U) ),
    file('/export/starexec/sandbox/benchmark/Axioms/SWC001-0.ax',clause61) ).

tff(16,plain,
    ! [U: $i] :
      ( ~ ssList(U)
      | frontsegP(U,U) ),
    inference(modus_ponens,[status(thm)],[15,14]) ).

tff(17,plain,
    ! [U: $i] :
      ( ~ ssList(U)
      | frontsegP(U,U) ),
    inference(skolemize,[status(sab)],[16]) ).

tff(18,plain,
    ! [U: $i] :
      ( ~ ssList(U)
      | frontsegP(U,U) ),
    inference(modus_ponens,[status(thm)],[17,13]) ).

tff(19,plain,
    ( ( ~ ! [U: $i] :
            ( ~ ssList(U)
            | frontsegP(U,U) )
      | ~ ssList(sk4)
      | frontsegP(sk4,sk4) )
  <=> ( ~ ! [U: $i] :
            ( ~ ssList(U)
            | frontsegP(U,U) )
      | ~ ssList(sk4)
      | frontsegP(sk4,sk4) ) ),
    inference(rewrite,[status(thm)],[]) ).

tff(20,plain,
    ( ~ ! [U: $i] :
          ( ~ ssList(U)
          | frontsegP(U,U) )
    | ~ ssList(sk4)
    | frontsegP(sk4,sk4) ),
    inference(quant_inst,[status(thm)],[]) ).

tff(21,plain,
    ( ~ ! [U: $i] :
          ( ~ ssList(U)
          | frontsegP(U,U) )
    | ~ ssList(sk4)
    | frontsegP(sk4,sk4) ),
    inference(modus_ponens,[status(thm)],[20,19]) ).

tff(22,plain,
    frontsegP(sk4,sk4),
    inference(unit_resolution,[status(thm)],[21,18,11]) ).

tff(23,plain,
    ^ [V: $i,U: $i] :
      refl(( ( ~ ssList(U)
          | ~ ssList(V)
          | ~ frontsegP(U,V)
          | ( app(V,skaf45(U,V)) = U ) )
      <=> ( ~ ssList(U)
          | ~ ssList(V)
          | ~ frontsegP(U,V)
          | ( app(V,skaf45(U,V)) = U ) ) )),
    inference(bind,[status(th)],[]) ).

tff(24,plain,
    ( ! [V: $i,U: $i] :
        ( ~ ssList(U)
        | ~ ssList(V)
        | ~ frontsegP(U,V)
        | ( app(V,skaf45(U,V)) = U ) )
  <=> ! [V: $i,U: $i] :
        ( ~ ssList(U)
        | ~ ssList(V)
        | ~ frontsegP(U,V)
        | ( app(V,skaf45(U,V)) = U ) ) ),
    inference(quant_intro,[status(thm)],[23]) ).

tff(25,plain,
    ( ! [V: $i,U: $i] :
        ( ~ ssList(U)
        | ~ ssList(V)
        | ~ frontsegP(U,V)
        | ( app(V,skaf45(U,V)) = U ) )
  <=> ! [V: $i,U: $i] :
        ( ~ ssList(U)
        | ~ ssList(V)
        | ~ frontsegP(U,V)
        | ( app(V,skaf45(U,V)) = U ) ) ),
    inference(rewrite,[status(thm)],[]) ).

tff(26,plain,
    ^ [V: $i,U: $i] :
      trans(monotonicity(trans(monotonicity(rewrite(( ( ~ frontsegP(U,V)
                  | ~ ssList(V) )
              <=> ( ~ ssList(V)
                  | ~ frontsegP(U,V) ) )),
              ( ( ~ frontsegP(U,V)
                | ~ ssList(V)
                | ~ ssList(U) )
            <=> ( ~ ssList(V)
                | ~ frontsegP(U,V)
                | ~ ssList(U) ) )),
            rewrite(( ( ~ ssList(V)
                | ~ frontsegP(U,V)
                | ~ ssList(U) )
            <=> ( ~ ssList(U)
                | ~ ssList(V)
                | ~ frontsegP(U,V) ) )),
            ( ( ~ frontsegP(U,V)
              | ~ ssList(V)
              | ~ ssList(U) )
          <=> ( ~ ssList(U)
              | ~ ssList(V)
              | ~ frontsegP(U,V) ) )),
          ( ( ~ frontsegP(U,V)
            | ~ ssList(V)
            | ~ ssList(U)
            | ( app(V,skaf45(U,V)) = U ) )
        <=> ( ~ ssList(U)
            | ~ ssList(V)
            | ~ frontsegP(U,V)
            | ( app(V,skaf45(U,V)) = U ) ) )),
        rewrite(( ( ~ ssList(U)
            | ~ ssList(V)
            | ~ frontsegP(U,V)
            | ( app(V,skaf45(U,V)) = U ) )
        <=> ( ~ ssList(U)
            | ~ ssList(V)
            | ~ frontsegP(U,V)
            | ( app(V,skaf45(U,V)) = U ) ) )),
        ( ( ~ frontsegP(U,V)
          | ~ ssList(V)
          | ~ ssList(U)
          | ( app(V,skaf45(U,V)) = U ) )
      <=> ( ~ ssList(U)
          | ~ ssList(V)
          | ~ frontsegP(U,V)
          | ( app(V,skaf45(U,V)) = U ) ) )),
    inference(bind,[status(th)],[]) ).

tff(27,plain,
    ( ! [V: $i,U: $i] :
        ( ~ frontsegP(U,V)
        | ~ ssList(V)
        | ~ ssList(U)
        | ( app(V,skaf45(U,V)) = U ) )
  <=> ! [V: $i,U: $i] :
        ( ~ ssList(U)
        | ~ ssList(V)
        | ~ frontsegP(U,V)
        | ( app(V,skaf45(U,V)) = U ) ) ),
    inference(quant_intro,[status(thm)],[26]) ).

tff(28,axiom,
    ! [V: $i,U: $i] :
      ( ~ frontsegP(U,V)
      | ~ ssList(V)
      | ~ ssList(U)
      | ( app(V,skaf45(U,V)) = U ) ),
    file('/export/starexec/sandbox/benchmark/Axioms/SWC001-0.ax',clause132) ).

tff(29,plain,
    ! [V: $i,U: $i] :
      ( ~ ssList(U)
      | ~ ssList(V)
      | ~ frontsegP(U,V)
      | ( app(V,skaf45(U,V)) = U ) ),
    inference(modus_ponens,[status(thm)],[28,27]) ).

tff(30,plain,
    ! [V: $i,U: $i] :
      ( ~ ssList(U)
      | ~ ssList(V)
      | ~ frontsegP(U,V)
      | ( app(V,skaf45(U,V)) = U ) ),
    inference(modus_ponens,[status(thm)],[29,25]) ).

tff(31,plain,
    ! [V: $i,U: $i] :
      ( ~ ssList(U)
      | ~ ssList(V)
      | ~ frontsegP(U,V)
      | ( app(V,skaf45(U,V)) = U ) ),
    inference(skolemize,[status(sab)],[30]) ).

tff(32,plain,
    ! [V: $i,U: $i] :
      ( ~ ssList(U)
      | ~ ssList(V)
      | ~ frontsegP(U,V)
      | ( app(V,skaf45(U,V)) = U ) ),
    inference(modus_ponens,[status(thm)],[31,24]) ).

tff(33,plain,
    ( ( ~ ! [V: $i,U: $i] :
            ( ~ ssList(U)
            | ~ ssList(V)
            | ~ frontsegP(U,V)
            | ( app(V,skaf45(U,V)) = U ) )
      | ~ ssList(sk4)
      | ~ frontsegP(sk4,sk4)
      | ( app(sk4,skaf45(sk4,sk4)) = sk4 ) )
  <=> ( ~ ! [V: $i,U: $i] :
            ( ~ ssList(U)
            | ~ ssList(V)
            | ~ frontsegP(U,V)
            | ( app(V,skaf45(U,V)) = U ) )
      | ~ ssList(sk4)
      | ~ frontsegP(sk4,sk4)
      | ( app(sk4,skaf45(sk4,sk4)) = sk4 ) ) ),
    inference(rewrite,[status(thm)],[]) ).

tff(34,plain,
    ( ( ~ ssList(sk4)
      | ~ ssList(sk4)
      | ~ frontsegP(sk4,sk4)
      | ( app(sk4,skaf45(sk4,sk4)) = sk4 ) )
  <=> ( ~ ssList(sk4)
      | ~ frontsegP(sk4,sk4)
      | ( app(sk4,skaf45(sk4,sk4)) = sk4 ) ) ),
    inference(rewrite,[status(thm)],[]) ).

tff(35,plain,
    ( ( ~ ! [V: $i,U: $i] :
            ( ~ ssList(U)
            | ~ ssList(V)
            | ~ frontsegP(U,V)
            | ( app(V,skaf45(U,V)) = U ) )
      | ~ ssList(sk4)
      | ~ ssList(sk4)
      | ~ frontsegP(sk4,sk4)
      | ( app(sk4,skaf45(sk4,sk4)) = sk4 ) )
  <=> ( ~ ! [V: $i,U: $i] :
            ( ~ ssList(U)
            | ~ ssList(V)
            | ~ frontsegP(U,V)
            | ( app(V,skaf45(U,V)) = U ) )
      | ~ ssList(sk4)
      | ~ frontsegP(sk4,sk4)
      | ( app(sk4,skaf45(sk4,sk4)) = sk4 ) ) ),
    inference(monotonicity,[status(thm)],[34]) ).

tff(36,plain,
    ( ( ~ ! [V: $i,U: $i] :
            ( ~ ssList(U)
            | ~ ssList(V)
            | ~ frontsegP(U,V)
            | ( app(V,skaf45(U,V)) = U ) )
      | ~ ssList(sk4)
      | ~ ssList(sk4)
      | ~ frontsegP(sk4,sk4)
      | ( app(sk4,skaf45(sk4,sk4)) = sk4 ) )
  <=> ( ~ ! [V: $i,U: $i] :
            ( ~ ssList(U)
            | ~ ssList(V)
            | ~ frontsegP(U,V)
            | ( app(V,skaf45(U,V)) = U ) )
      | ~ ssList(sk4)
      | ~ frontsegP(sk4,sk4)
      | ( app(sk4,skaf45(sk4,sk4)) = sk4 ) ) ),
    inference(transitivity,[status(thm)],[35,33]) ).

tff(37,plain,
    ( ~ ! [V: $i,U: $i] :
          ( ~ ssList(U)
          | ~ ssList(V)
          | ~ frontsegP(U,V)
          | ( app(V,skaf45(U,V)) = U ) )
    | ~ ssList(sk4)
    | ~ ssList(sk4)
    | ~ frontsegP(sk4,sk4)
    | ( app(sk4,skaf45(sk4,sk4)) = sk4 ) ),
    inference(quant_inst,[status(thm)],[]) ).

tff(38,plain,
    ( ~ ! [V: $i,U: $i] :
          ( ~ ssList(U)
          | ~ ssList(V)
          | ~ frontsegP(U,V)
          | ( app(V,skaf45(U,V)) = U ) )
    | ~ ssList(sk4)
    | ~ frontsegP(sk4,sk4)
    | ( app(sk4,skaf45(sk4,sk4)) = sk4 ) ),
    inference(modus_ponens,[status(thm)],[37,36]) ).

tff(39,plain,
    app(sk4,skaf45(sk4,sk4)) = sk4,
    inference(unit_resolution,[status(thm)],[38,32,11,22]) ).

tff(40,plain,
    ( neq(sk2,nil)
  <=> neq(sk4,nil) ),
    inference(monotonicity,[status(thm)],[7]) ).

tff(41,plain,
    ( neq(sk2,nil)
  <=> neq(sk2,nil) ),
    inference(rewrite,[status(thm)],[]) ).

tff(42,axiom,
    neq(sk2,nil),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',co1_7) ).

tff(43,plain,
    neq(sk2,nil),
    inference(modus_ponens,[status(thm)],[42,41]) ).

tff(44,plain,
    neq(sk4,nil),
    inference(modus_ponens,[status(thm)],[43,40]) ).

tff(45,plain,
    ( ( ~ neq(sk4,nil)
      | rearsegP(sk4,sk3) )
  <=> ( ~ neq(sk4,nil)
      | rearsegP(sk4,sk3) ) ),
    inference(rewrite,[status(thm)],[]) ).

tff(46,axiom,
    ( ~ neq(sk4,nil)
    | rearsegP(sk4,sk3) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',co1_11) ).

tff(47,plain,
    ( ~ neq(sk4,nil)
    | rearsegP(sk4,sk3) ),
    inference(modus_ponens,[status(thm)],[46,45]) ).

tff(48,plain,
    rearsegP(sk4,sk3),
    inference(unit_resolution,[status(thm)],[47,44]) ).

tff(49,plain,
    ( ssList(sk3)
  <=> ssList(sk3) ),
    inference(rewrite,[status(thm)],[]) ).

tff(50,axiom,
    ssList(sk3),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',co1_3) ).

tff(51,plain,
    ssList(sk3),
    inference(modus_ponens,[status(thm)],[50,49]) ).

tff(52,plain,
    ^ [V: $i,U: $i] :
      refl(( ( ~ ssList(U)
          | ~ ssList(V)
          | ~ rearsegP(U,V)
          | ( app(skaf46(U,V),V) = U ) )
      <=> ( ~ ssList(U)
          | ~ ssList(V)
          | ~ rearsegP(U,V)
          | ( app(skaf46(U,V),V) = U ) ) )),
    inference(bind,[status(th)],[]) ).

tff(53,plain,
    ( ! [V: $i,U: $i] :
        ( ~ ssList(U)
        | ~ ssList(V)
        | ~ rearsegP(U,V)
        | ( app(skaf46(U,V),V) = U ) )
  <=> ! [V: $i,U: $i] :
        ( ~ ssList(U)
        | ~ ssList(V)
        | ~ rearsegP(U,V)
        | ( app(skaf46(U,V),V) = U ) ) ),
    inference(quant_intro,[status(thm)],[52]) ).

tff(54,plain,
    ( ! [V: $i,U: $i] :
        ( ~ ssList(U)
        | ~ ssList(V)
        | ~ rearsegP(U,V)
        | ( app(skaf46(U,V),V) = U ) )
  <=> ! [V: $i,U: $i] :
        ( ~ ssList(U)
        | ~ ssList(V)
        | ~ rearsegP(U,V)
        | ( app(skaf46(U,V),V) = U ) ) ),
    inference(rewrite,[status(thm)],[]) ).

tff(55,plain,
    ^ [V: $i,U: $i] :
      trans(monotonicity(trans(monotonicity(rewrite(( ( ~ rearsegP(U,V)
                  | ~ ssList(V) )
              <=> ( ~ ssList(V)
                  | ~ rearsegP(U,V) ) )),
              ( ( ~ rearsegP(U,V)
                | ~ ssList(V)
                | ~ ssList(U) )
            <=> ( ~ ssList(V)
                | ~ rearsegP(U,V)
                | ~ ssList(U) ) )),
            rewrite(( ( ~ ssList(V)
                | ~ rearsegP(U,V)
                | ~ ssList(U) )
            <=> ( ~ ssList(U)
                | ~ ssList(V)
                | ~ rearsegP(U,V) ) )),
            ( ( ~ rearsegP(U,V)
              | ~ ssList(V)
              | ~ ssList(U) )
          <=> ( ~ ssList(U)
              | ~ ssList(V)
              | ~ rearsegP(U,V) ) )),
          ( ( ~ rearsegP(U,V)
            | ~ ssList(V)
            | ~ ssList(U)
            | ( app(skaf46(U,V),V) = U ) )
        <=> ( ~ ssList(U)
            | ~ ssList(V)
            | ~ rearsegP(U,V)
            | ( app(skaf46(U,V),V) = U ) ) )),
        rewrite(( ( ~ ssList(U)
            | ~ ssList(V)
            | ~ rearsegP(U,V)
            | ( app(skaf46(U,V),V) = U ) )
        <=> ( ~ ssList(U)
            | ~ ssList(V)
            | ~ rearsegP(U,V)
            | ( app(skaf46(U,V),V) = U ) ) )),
        ( ( ~ rearsegP(U,V)
          | ~ ssList(V)
          | ~ ssList(U)
          | ( app(skaf46(U,V),V) = U ) )
      <=> ( ~ ssList(U)
          | ~ ssList(V)
          | ~ rearsegP(U,V)
          | ( app(skaf46(U,V),V) = U ) ) )),
    inference(bind,[status(th)],[]) ).

tff(56,plain,
    ( ! [V: $i,U: $i] :
        ( ~ rearsegP(U,V)
        | ~ ssList(V)
        | ~ ssList(U)
        | ( app(skaf46(U,V),V) = U ) )
  <=> ! [V: $i,U: $i] :
        ( ~ ssList(U)
        | ~ ssList(V)
        | ~ rearsegP(U,V)
        | ( app(skaf46(U,V),V) = U ) ) ),
    inference(quant_intro,[status(thm)],[55]) ).

tff(57,axiom,
    ! [V: $i,U: $i] :
      ( ~ rearsegP(U,V)
      | ~ ssList(V)
      | ~ ssList(U)
      | ( app(skaf46(U,V),V) = U ) ),
    file('/export/starexec/sandbox/benchmark/Axioms/SWC001-0.ax',clause131) ).

tff(58,plain,
    ! [V: $i,U: $i] :
      ( ~ ssList(U)
      | ~ ssList(V)
      | ~ rearsegP(U,V)
      | ( app(skaf46(U,V),V) = U ) ),
    inference(modus_ponens,[status(thm)],[57,56]) ).

tff(59,plain,
    ! [V: $i,U: $i] :
      ( ~ ssList(U)
      | ~ ssList(V)
      | ~ rearsegP(U,V)
      | ( app(skaf46(U,V),V) = U ) ),
    inference(modus_ponens,[status(thm)],[58,54]) ).

tff(60,plain,
    ! [V: $i,U: $i] :
      ( ~ ssList(U)
      | ~ ssList(V)
      | ~ rearsegP(U,V)
      | ( app(skaf46(U,V),V) = U ) ),
    inference(skolemize,[status(sab)],[59]) ).

tff(61,plain,
    ! [V: $i,U: $i] :
      ( ~ ssList(U)
      | ~ ssList(V)
      | ~ rearsegP(U,V)
      | ( app(skaf46(U,V),V) = U ) ),
    inference(modus_ponens,[status(thm)],[60,53]) ).

tff(62,plain,
    ( ( ~ ! [V: $i,U: $i] :
            ( ~ ssList(U)
            | ~ ssList(V)
            | ~ rearsegP(U,V)
            | ( app(skaf46(U,V),V) = U ) )
      | ~ ssList(sk3)
      | ~ ssList(sk4)
      | ~ rearsegP(sk4,sk3)
      | ( app(skaf46(sk4,sk3),sk3) = sk4 ) )
  <=> ( ~ ! [V: $i,U: $i] :
            ( ~ ssList(U)
            | ~ ssList(V)
            | ~ rearsegP(U,V)
            | ( app(skaf46(U,V),V) = U ) )
      | ~ ssList(sk3)
      | ~ ssList(sk4)
      | ~ rearsegP(sk4,sk3)
      | ( app(skaf46(sk4,sk3),sk3) = sk4 ) ) ),
    inference(rewrite,[status(thm)],[]) ).

tff(63,plain,
    ( ( ~ ssList(sk4)
      | ~ ssList(sk3)
      | ~ rearsegP(sk4,sk3)
      | ( app(skaf46(sk4,sk3),sk3) = sk4 ) )
  <=> ( ~ ssList(sk3)
      | ~ ssList(sk4)
      | ~ rearsegP(sk4,sk3)
      | ( app(skaf46(sk4,sk3),sk3) = sk4 ) ) ),
    inference(rewrite,[status(thm)],[]) ).

tff(64,plain,
    ( ( ~ ! [V: $i,U: $i] :
            ( ~ ssList(U)
            | ~ ssList(V)
            | ~ rearsegP(U,V)
            | ( app(skaf46(U,V),V) = U ) )
      | ~ ssList(sk4)
      | ~ ssList(sk3)
      | ~ rearsegP(sk4,sk3)
      | ( app(skaf46(sk4,sk3),sk3) = sk4 ) )
  <=> ( ~ ! [V: $i,U: $i] :
            ( ~ ssList(U)
            | ~ ssList(V)
            | ~ rearsegP(U,V)
            | ( app(skaf46(U,V),V) = U ) )
      | ~ ssList(sk3)
      | ~ ssList(sk4)
      | ~ rearsegP(sk4,sk3)
      | ( app(skaf46(sk4,sk3),sk3) = sk4 ) ) ),
    inference(monotonicity,[status(thm)],[63]) ).

tff(65,plain,
    ( ( ~ ! [V: $i,U: $i] :
            ( ~ ssList(U)
            | ~ ssList(V)
            | ~ rearsegP(U,V)
            | ( app(skaf46(U,V),V) = U ) )
      | ~ ssList(sk4)
      | ~ ssList(sk3)
      | ~ rearsegP(sk4,sk3)
      | ( app(skaf46(sk4,sk3),sk3) = sk4 ) )
  <=> ( ~ ! [V: $i,U: $i] :
            ( ~ ssList(U)
            | ~ ssList(V)
            | ~ rearsegP(U,V)
            | ( app(skaf46(U,V),V) = U ) )
      | ~ ssList(sk3)
      | ~ ssList(sk4)
      | ~ rearsegP(sk4,sk3)
      | ( app(skaf46(sk4,sk3),sk3) = sk4 ) ) ),
    inference(transitivity,[status(thm)],[64,62]) ).

tff(66,plain,
    ( ~ ! [V: $i,U: $i] :
          ( ~ ssList(U)
          | ~ ssList(V)
          | ~ rearsegP(U,V)
          | ( app(skaf46(U,V),V) = U ) )
    | ~ ssList(sk4)
    | ~ ssList(sk3)
    | ~ rearsegP(sk4,sk3)
    | ( app(skaf46(sk4,sk3),sk3) = sk4 ) ),
    inference(quant_inst,[status(thm)],[]) ).

tff(67,plain,
    ( ~ ! [V: $i,U: $i] :
          ( ~ ssList(U)
          | ~ ssList(V)
          | ~ rearsegP(U,V)
          | ( app(skaf46(U,V),V) = U ) )
    | ~ ssList(sk3)
    | ~ ssList(sk4)
    | ~ rearsegP(sk4,sk3)
    | ( app(skaf46(sk4,sk3),sk3) = sk4 ) ),
    inference(modus_ponens,[status(thm)],[66,65]) ).

tff(68,plain,
    app(skaf46(sk4,sk3),sk3) = sk4,
    inference(unit_resolution,[status(thm)],[67,61,51,11,48]) ).

tff(69,plain,
    app(app(skaf46(sk4,sk3),sk3),skaf45(sk4,sk4)) = app(sk4,skaf45(sk4,sk4)),
    inference(monotonicity,[status(thm)],[68]) ).

tff(70,plain,
    app(app(skaf46(sk4,sk3),sk3),skaf45(sk4,sk4)) = sk2,
    inference(transitivity,[status(thm)],[69,39,8]) ).

tff(71,plain,
    ( segmentP(app(app(skaf46(sk4,sk3),sk3),skaf45(sk4,sk4)),sk3)
  <=> segmentP(sk2,sk1) ),
    inference(monotonicity,[status(thm)],[70,4]) ).

tff(72,plain,
    ( segmentP(sk2,sk1)
  <=> segmentP(app(app(skaf46(sk4,sk3),sk3),skaf45(sk4,sk4)),sk3) ),
    inference(symmetry,[status(thm)],[71]) ).

tff(73,plain,
    ( ~ segmentP(sk2,sk1)
  <=> ~ segmentP(app(app(skaf46(sk4,sk3),sk3),skaf45(sk4,sk4)),sk3) ),
    inference(monotonicity,[status(thm)],[72]) ).

tff(74,plain,
    ( neq(sk1,nil)
  <=> neq(sk3,nil) ),
    inference(monotonicity,[status(thm)],[3]) ).

tff(75,plain,
    ( neq(sk3,nil)
  <=> neq(sk1,nil) ),
    inference(symmetry,[status(thm)],[74]) ).

tff(76,plain,
    ( ( ~ neq(sk4,nil)
      | neq(sk3,nil) )
  <=> ( ~ neq(sk4,nil)
      | neq(sk3,nil) ) ),
    inference(rewrite,[status(thm)],[]) ).

tff(77,axiom,
    ( ~ neq(sk4,nil)
    | neq(sk3,nil) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',co1_10) ).

tff(78,plain,
    ( ~ neq(sk4,nil)
    | neq(sk3,nil) ),
    inference(modus_ponens,[status(thm)],[77,76]) ).

tff(79,plain,
    neq(sk3,nil),
    inference(unit_resolution,[status(thm)],[78,44]) ).

tff(80,plain,
    neq(sk1,nil),
    inference(modus_ponens,[status(thm)],[79,75]) ).

tff(81,plain,
    ( ( ~ neq(sk1,nil)
      | ~ segmentP(sk2,sk1) )
  <=> ( ~ neq(sk1,nil)
      | ~ segmentP(sk2,sk1) ) ),
    inference(rewrite,[status(thm)],[]) ).

tff(82,axiom,
    ( ~ neq(sk1,nil)
    | ~ segmentP(sk2,sk1) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',co1_9) ).

tff(83,plain,
    ( ~ neq(sk1,nil)
    | ~ segmentP(sk2,sk1) ),
    inference(modus_ponens,[status(thm)],[82,81]) ).

tff(84,plain,
    ~ segmentP(sk2,sk1),
    inference(unit_resolution,[status(thm)],[83,80]) ).

tff(85,plain,
    ~ segmentP(app(app(skaf46(sk4,sk3),sk3),skaf45(sk4,sk4)),sk3),
    inference(modus_ponens,[status(thm)],[84,73]) ).

tff(86,plain,
    ^ [V: $i,U: $i] :
      refl(( ssList(skaf46(U,V))
      <=> ssList(skaf46(U,V)) )),
    inference(bind,[status(th)],[]) ).

tff(87,plain,
    ( ! [V: $i,U: $i] : ssList(skaf46(U,V))
  <=> ! [V: $i,U: $i] : ssList(skaf46(U,V)) ),
    inference(quant_intro,[status(thm)],[86]) ).

tff(88,plain,
    ( ! [V: $i,U: $i] : ssList(skaf46(U,V))
  <=> ! [V: $i,U: $i] : ssList(skaf46(U,V)) ),
    inference(rewrite,[status(thm)],[]) ).

tff(89,axiom,
    ! [V: $i,U: $i] : ssList(skaf46(U,V)),
    file('/export/starexec/sandbox/benchmark/Axioms/SWC001-0.ax',clause50) ).

tff(90,plain,
    ! [V: $i,U: $i] : ssList(skaf46(U,V)),
    inference(modus_ponens,[status(thm)],[89,88]) ).

tff(91,plain,
    ! [V: $i,U: $i] : ssList(skaf46(U,V)),
    inference(skolemize,[status(sab)],[90]) ).

tff(92,plain,
    ! [V: $i,U: $i] : ssList(skaf46(U,V)),
    inference(modus_ponens,[status(thm)],[91,87]) ).

tff(93,plain,
    ( ~ ! [V: $i,U: $i] : ssList(skaf46(U,V))
    | ssList(skaf46(sk4,sk3)) ),
    inference(quant_inst,[status(thm)],[]) ).

tff(94,plain,
    ssList(skaf46(sk4,sk3)),
    inference(unit_resolution,[status(thm)],[93,92]) ).

tff(95,plain,
    ^ [V: $i,U: $i] :
      refl(( ssList(skaf45(U,V))
      <=> ssList(skaf45(U,V)) )),
    inference(bind,[status(th)],[]) ).

tff(96,plain,
    ( ! [V: $i,U: $i] : ssList(skaf45(U,V))
  <=> ! [V: $i,U: $i] : ssList(skaf45(U,V)) ),
    inference(quant_intro,[status(thm)],[95]) ).

tff(97,plain,
    ( ! [V: $i,U: $i] : ssList(skaf45(U,V))
  <=> ! [V: $i,U: $i] : ssList(skaf45(U,V)) ),
    inference(rewrite,[status(thm)],[]) ).

tff(98,axiom,
    ! [V: $i,U: $i] : ssList(skaf45(U,V)),
    file('/export/starexec/sandbox/benchmark/Axioms/SWC001-0.ax',clause51) ).

tff(99,plain,
    ! [V: $i,U: $i] : ssList(skaf45(U,V)),
    inference(modus_ponens,[status(thm)],[98,97]) ).

tff(100,plain,
    ! [V: $i,U: $i] : ssList(skaf45(U,V)),
    inference(skolemize,[status(sab)],[99]) ).

tff(101,plain,
    ! [V: $i,U: $i] : ssList(skaf45(U,V)),
    inference(modus_ponens,[status(thm)],[100,96]) ).

tff(102,plain,
    ( ~ ! [V: $i,U: $i] : ssList(skaf45(U,V))
    | ssList(skaf45(sk4,sk4)) ),
    inference(quant_inst,[status(thm)],[]) ).

tff(103,plain,
    ssList(skaf45(sk4,sk4)),
    inference(unit_resolution,[status(thm)],[102,101]) ).

tff(104,plain,
    ^ [U: $i] :
      refl(( ( ~ ssList(U)
          | segmentP(U,U) )
      <=> ( ~ ssList(U)
          | segmentP(U,U) ) )),
    inference(bind,[status(th)],[]) ).

tff(105,plain,
    ( ! [U: $i] :
        ( ~ ssList(U)
        | segmentP(U,U) )
  <=> ! [U: $i] :
        ( ~ ssList(U)
        | segmentP(U,U) ) ),
    inference(quant_intro,[status(thm)],[104]) ).

tff(106,plain,
    ( ! [U: $i] :
        ( ~ ssList(U)
        | segmentP(U,U) )
  <=> ! [U: $i] :
        ( ~ ssList(U)
        | segmentP(U,U) ) ),
    inference(rewrite,[status(thm)],[]) ).

tff(107,axiom,
    ! [U: $i] :
      ( ~ ssList(U)
      | segmentP(U,U) ),
    file('/export/starexec/sandbox/benchmark/Axioms/SWC001-0.ax',clause57) ).

tff(108,plain,
    ! [U: $i] :
      ( ~ ssList(U)
      | segmentP(U,U) ),
    inference(modus_ponens,[status(thm)],[107,106]) ).

tff(109,plain,
    ! [U: $i] :
      ( ~ ssList(U)
      | segmentP(U,U) ),
    inference(skolemize,[status(sab)],[108]) ).

tff(110,plain,
    ! [U: $i] :
      ( ~ ssList(U)
      | segmentP(U,U) ),
    inference(modus_ponens,[status(thm)],[109,105]) ).

tff(111,plain,
    ( ( ~ ! [U: $i] :
            ( ~ ssList(U)
            | segmentP(U,U) )
      | ~ ssList(sk3)
      | segmentP(sk3,sk3) )
  <=> ( ~ ! [U: $i] :
            ( ~ ssList(U)
            | segmentP(U,U) )
      | ~ ssList(sk3)
      | segmentP(sk3,sk3) ) ),
    inference(rewrite,[status(thm)],[]) ).

tff(112,plain,
    ( ~ ! [U: $i] :
          ( ~ ssList(U)
          | segmentP(U,U) )
    | ~ ssList(sk3)
    | segmentP(sk3,sk3) ),
    inference(quant_inst,[status(thm)],[]) ).

tff(113,plain,
    ( ~ ! [U: $i] :
          ( ~ ssList(U)
          | segmentP(U,U) )
    | ~ ssList(sk3)
    | segmentP(sk3,sk3) ),
    inference(modus_ponens,[status(thm)],[112,111]) ).

tff(114,plain,
    segmentP(sk3,sk3),
    inference(unit_resolution,[status(thm)],[113,110,51]) ).

tff(115,plain,
    ^ [W: $i,V: $i,U: $i,X: $i] :
      refl(( ( ~ ssList(X)
          | ~ ssList(U)
          | ~ ssList(V)
          | ~ segmentP(U,V)
          | segmentP(app(app(X,U),W),V)
          | ~ ssList(W) )
      <=> ( ~ ssList(X)
          | ~ ssList(U)
          | ~ ssList(V)
          | ~ segmentP(U,V)
          | segmentP(app(app(X,U),W),V)
          | ~ ssList(W) ) )),
    inference(bind,[status(th)],[]) ).

tff(116,plain,
    ( ! [W: $i,V: $i,U: $i,X: $i] :
        ( ~ ssList(X)
        | ~ ssList(U)
        | ~ ssList(V)
        | ~ segmentP(U,V)
        | segmentP(app(app(X,U),W),V)
        | ~ ssList(W) )
  <=> ! [W: $i,V: $i,U: $i,X: $i] :
        ( ~ ssList(X)
        | ~ ssList(U)
        | ~ ssList(V)
        | ~ segmentP(U,V)
        | segmentP(app(app(X,U),W),V)
        | ~ ssList(W) ) ),
    inference(quant_intro,[status(thm)],[115]) ).

tff(117,plain,
    ( ! [W: $i,V: $i,U: $i,X: $i] :
        ( ~ ssList(X)
        | ~ ssList(U)
        | ~ ssList(V)
        | ~ segmentP(U,V)
        | segmentP(app(app(X,U),W),V)
        | ~ ssList(W) )
  <=> ! [W: $i,V: $i,U: $i,X: $i] :
        ( ~ ssList(X)
        | ~ ssList(U)
        | ~ ssList(V)
        | ~ segmentP(U,V)
        | segmentP(app(app(X,U),W),V)
        | ~ ssList(W) ) ),
    inference(rewrite,[status(thm)],[]) ).

tff(118,plain,
    ^ [W: $i,V: $i,U: $i,X: $i] :
      trans(monotonicity(trans(monotonicity(trans(monotonicity(trans(monotonicity(rewrite(( ( ~ segmentP(U,V)
                          | ~ ssList(W) )
                      <=> ( ~ segmentP(U,V)
                          | ~ ssList(W) ) )),
                      ( ( ~ segmentP(U,V)
                        | ~ ssList(W)
                        | ~ ssList(X) )
                    <=> ( ~ segmentP(U,V)
                        | ~ ssList(W)
                        | ~ ssList(X) ) )),
                    rewrite(( ( ~ segmentP(U,V)
                        | ~ ssList(W)
                        | ~ ssList(X) )
                    <=> ( ~ ssList(X)
                        | ~ segmentP(U,V)
                        | ~ ssList(W) ) )),
                    ( ( ~ segmentP(U,V)
                      | ~ ssList(W)
                      | ~ ssList(X) )
                  <=> ( ~ ssList(X)
                      | ~ segmentP(U,V)
                      | ~ ssList(W) ) )),
                  ( ( ~ segmentP(U,V)
                    | ~ ssList(W)
                    | ~ ssList(X)
                    | ~ ssList(V) )
                <=> ( ~ ssList(X)
                    | ~ segmentP(U,V)
                    | ~ ssList(W)
                    | ~ ssList(V) ) )),
                rewrite(( ( ~ ssList(X)
                    | ~ segmentP(U,V)
                    | ~ ssList(W)
                    | ~ ssList(V) )
                <=> ( ~ ssList(X)
                    | ~ ssList(V)
                    | ~ segmentP(U,V)
                    | ~ ssList(W) ) )),
                ( ( ~ segmentP(U,V)
                  | ~ ssList(W)
                  | ~ ssList(X)
                  | ~ ssList(V) )
              <=> ( ~ ssList(X)
                  | ~ ssList(V)
                  | ~ segmentP(U,V)
                  | ~ ssList(W) ) )),
              ( ( ~ segmentP(U,V)
                | ~ ssList(W)
                | ~ ssList(X)
                | ~ ssList(V)
                | ~ ssList(U) )
            <=> ( ~ ssList(X)
                | ~ ssList(V)
                | ~ segmentP(U,V)
                | ~ ssList(W)
                | ~ ssList(U) ) )),
            rewrite(( ( ~ ssList(X)
                | ~ ssList(V)
                | ~ segmentP(U,V)
                | ~ ssList(W)
                | ~ ssList(U) )
            <=> ( ~ ssList(X)
                | ~ ssList(U)
                | ~ ssList(V)
                | ~ segmentP(U,V)
                | ~ ssList(W) ) )),
            ( ( ~ segmentP(U,V)
              | ~ ssList(W)
              | ~ ssList(X)
              | ~ ssList(V)
              | ~ ssList(U) )
          <=> ( ~ ssList(X)
              | ~ ssList(U)
              | ~ ssList(V)
              | ~ segmentP(U,V)
              | ~ ssList(W) ) )),
          ( ( ~ segmentP(U,V)
            | ~ ssList(W)
            | ~ ssList(X)
            | ~ ssList(V)
            | ~ ssList(U)
            | segmentP(app(app(X,U),W),V) )
        <=> ( ~ ssList(X)
            | ~ ssList(U)
            | ~ ssList(V)
            | ~ segmentP(U,V)
            | ~ ssList(W)
            | segmentP(app(app(X,U),W),V) ) )),
        rewrite(( ( ~ ssList(X)
            | ~ ssList(U)
            | ~ ssList(V)
            | ~ segmentP(U,V)
            | ~ ssList(W)
            | segmentP(app(app(X,U),W),V) )
        <=> ( ~ ssList(X)
            | ~ ssList(U)
            | ~ ssList(V)
            | ~ segmentP(U,V)
            | segmentP(app(app(X,U),W),V)
            | ~ ssList(W) ) )),
        ( ( ~ segmentP(U,V)
          | ~ ssList(W)
          | ~ ssList(X)
          | ~ ssList(V)
          | ~ ssList(U)
          | segmentP(app(app(X,U),W),V) )
      <=> ( ~ ssList(X)
          | ~ ssList(U)
          | ~ ssList(V)
          | ~ segmentP(U,V)
          | segmentP(app(app(X,U),W),V)
          | ~ ssList(W) ) )),
    inference(bind,[status(th)],[]) ).

tff(119,plain,
    ( ! [W: $i,V: $i,U: $i,X: $i] :
        ( ~ segmentP(U,V)
        | ~ ssList(W)
        | ~ ssList(X)
        | ~ ssList(V)
        | ~ ssList(U)
        | segmentP(app(app(X,U),W),V) )
  <=> ! [W: $i,V: $i,U: $i,X: $i] :
        ( ~ ssList(X)
        | ~ ssList(U)
        | ~ ssList(V)
        | ~ segmentP(U,V)
        | segmentP(app(app(X,U),W),V)
        | ~ ssList(W) ) ),
    inference(quant_intro,[status(thm)],[118]) ).

tff(120,axiom,
    ! [W: $i,V: $i,U: $i,X: $i] :
      ( ~ segmentP(U,V)
      | ~ ssList(W)
      | ~ ssList(X)
      | ~ ssList(V)
      | ~ ssList(U)
      | segmentP(app(app(X,U),W),V) ),
    file('/export/starexec/sandbox/benchmark/Axioms/SWC001-0.ax',clause172) ).

tff(121,plain,
    ! [W: $i,V: $i,U: $i,X: $i] :
      ( ~ ssList(X)
      | ~ ssList(U)
      | ~ ssList(V)
      | ~ segmentP(U,V)
      | segmentP(app(app(X,U),W),V)
      | ~ ssList(W) ),
    inference(modus_ponens,[status(thm)],[120,119]) ).

tff(122,plain,
    ! [W: $i,V: $i,U: $i,X: $i] :
      ( ~ ssList(X)
      | ~ ssList(U)
      | ~ ssList(V)
      | ~ segmentP(U,V)
      | segmentP(app(app(X,U),W),V)
      | ~ ssList(W) ),
    inference(modus_ponens,[status(thm)],[121,117]) ).

tff(123,plain,
    ! [W: $i,V: $i,U: $i,X: $i] :
      ( ~ ssList(X)
      | ~ ssList(U)
      | ~ ssList(V)
      | ~ segmentP(U,V)
      | segmentP(app(app(X,U),W),V)
      | ~ ssList(W) ),
    inference(skolemize,[status(sab)],[122]) ).

tff(124,plain,
    ! [W: $i,V: $i,U: $i,X: $i] :
      ( ~ ssList(X)
      | ~ ssList(U)
      | ~ ssList(V)
      | ~ segmentP(U,V)
      | segmentP(app(app(X,U),W),V)
      | ~ ssList(W) ),
    inference(modus_ponens,[status(thm)],[123,116]) ).

tff(125,plain,
    ( ( ~ ! [W: $i,V: $i,U: $i,X: $i] :
            ( ~ ssList(X)
            | ~ ssList(U)
            | ~ ssList(V)
            | ~ segmentP(U,V)
            | segmentP(app(app(X,U),W),V)
            | ~ ssList(W) )
      | ~ ssList(sk3)
      | ~ segmentP(sk3,sk3)
      | ~ ssList(skaf45(sk4,sk4))
      | ~ ssList(skaf46(sk4,sk3))
      | segmentP(app(app(skaf46(sk4,sk3),sk3),skaf45(sk4,sk4)),sk3) )
  <=> ( ~ ! [W: $i,V: $i,U: $i,X: $i] :
            ( ~ ssList(X)
            | ~ ssList(U)
            | ~ ssList(V)
            | ~ segmentP(U,V)
            | segmentP(app(app(X,U),W),V)
            | ~ ssList(W) )
      | ~ ssList(sk3)
      | ~ segmentP(sk3,sk3)
      | ~ ssList(skaf45(sk4,sk4))
      | ~ ssList(skaf46(sk4,sk3))
      | segmentP(app(app(skaf46(sk4,sk3),sk3),skaf45(sk4,sk4)),sk3) ) ),
    inference(rewrite,[status(thm)],[]) ).

tff(126,plain,
    ( ( ~ ssList(skaf46(sk4,sk3))
      | ~ ssList(sk3)
      | ~ ssList(sk3)
      | ~ segmentP(sk3,sk3)
      | segmentP(app(app(skaf46(sk4,sk3),sk3),skaf45(sk4,sk4)),sk3)
      | ~ ssList(skaf45(sk4,sk4)) )
  <=> ( ~ ssList(sk3)
      | ~ segmentP(sk3,sk3)
      | ~ ssList(skaf45(sk4,sk4))
      | ~ ssList(skaf46(sk4,sk3))
      | segmentP(app(app(skaf46(sk4,sk3),sk3),skaf45(sk4,sk4)),sk3) ) ),
    inference(rewrite,[status(thm)],[]) ).

tff(127,plain,
    ( ( ~ ! [W: $i,V: $i,U: $i,X: $i] :
            ( ~ ssList(X)
            | ~ ssList(U)
            | ~ ssList(V)
            | ~ segmentP(U,V)
            | segmentP(app(app(X,U),W),V)
            | ~ ssList(W) )
      | ~ ssList(skaf46(sk4,sk3))
      | ~ ssList(sk3)
      | ~ ssList(sk3)
      | ~ segmentP(sk3,sk3)
      | segmentP(app(app(skaf46(sk4,sk3),sk3),skaf45(sk4,sk4)),sk3)
      | ~ ssList(skaf45(sk4,sk4)) )
  <=> ( ~ ! [W: $i,V: $i,U: $i,X: $i] :
            ( ~ ssList(X)
            | ~ ssList(U)
            | ~ ssList(V)
            | ~ segmentP(U,V)
            | segmentP(app(app(X,U),W),V)
            | ~ ssList(W) )
      | ~ ssList(sk3)
      | ~ segmentP(sk3,sk3)
      | ~ ssList(skaf45(sk4,sk4))
      | ~ ssList(skaf46(sk4,sk3))
      | segmentP(app(app(skaf46(sk4,sk3),sk3),skaf45(sk4,sk4)),sk3) ) ),
    inference(monotonicity,[status(thm)],[126]) ).

tff(128,plain,
    ( ( ~ ! [W: $i,V: $i,U: $i,X: $i] :
            ( ~ ssList(X)
            | ~ ssList(U)
            | ~ ssList(V)
            | ~ segmentP(U,V)
            | segmentP(app(app(X,U),W),V)
            | ~ ssList(W) )
      | ~ ssList(skaf46(sk4,sk3))
      | ~ ssList(sk3)
      | ~ ssList(sk3)
      | ~ segmentP(sk3,sk3)
      | segmentP(app(app(skaf46(sk4,sk3),sk3),skaf45(sk4,sk4)),sk3)
      | ~ ssList(skaf45(sk4,sk4)) )
  <=> ( ~ ! [W: $i,V: $i,U: $i,X: $i] :
            ( ~ ssList(X)
            | ~ ssList(U)
            | ~ ssList(V)
            | ~ segmentP(U,V)
            | segmentP(app(app(X,U),W),V)
            | ~ ssList(W) )
      | ~ ssList(sk3)
      | ~ segmentP(sk3,sk3)
      | ~ ssList(skaf45(sk4,sk4))
      | ~ ssList(skaf46(sk4,sk3))
      | segmentP(app(app(skaf46(sk4,sk3),sk3),skaf45(sk4,sk4)),sk3) ) ),
    inference(transitivity,[status(thm)],[127,125]) ).

tff(129,plain,
    ( ~ ! [W: $i,V: $i,U: $i,X: $i] :
          ( ~ ssList(X)
          | ~ ssList(U)
          | ~ ssList(V)
          | ~ segmentP(U,V)
          | segmentP(app(app(X,U),W),V)
          | ~ ssList(W) )
    | ~ ssList(skaf46(sk4,sk3))
    | ~ ssList(sk3)
    | ~ ssList(sk3)
    | ~ segmentP(sk3,sk3)
    | segmentP(app(app(skaf46(sk4,sk3),sk3),skaf45(sk4,sk4)),sk3)
    | ~ ssList(skaf45(sk4,sk4)) ),
    inference(quant_inst,[status(thm)],[]) ).

tff(130,plain,
    ( ~ ! [W: $i,V: $i,U: $i,X: $i] :
          ( ~ ssList(X)
          | ~ ssList(U)
          | ~ ssList(V)
          | ~ segmentP(U,V)
          | segmentP(app(app(X,U),W),V)
          | ~ ssList(W) )
    | ~ ssList(sk3)
    | ~ segmentP(sk3,sk3)
    | ~ ssList(skaf45(sk4,sk4))
    | ~ ssList(skaf46(sk4,sk3))
    | segmentP(app(app(skaf46(sk4,sk3),sk3),skaf45(sk4,sk4)),sk3) ),
    inference(modus_ponens,[status(thm)],[129,128]) ).

tff(131,plain,
    segmentP(app(app(skaf46(sk4,sk3),sk3),skaf45(sk4,sk4)),sk3),
    inference(unit_resolution,[status(thm)],[130,124,51,114,103,94]) ).

tff(132,plain,
    $false,
    inference(unit_resolution,[status(thm)],[131,85]) ).

%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.04/0.16  % Problem    : SWC122-1 : TPTP v9.0.0. Released v2.4.0.
% 0.04/0.16  % Command    : run_E %s %d THM
% 0.13/0.39  % Computer : n011.cluster.edu
% 0.13/0.39  % Model    : x86_64 x86_64
% 0.13/0.39  % CPU      : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.13/0.39  % Memory   : 8042.1875MB
% 0.13/0.39  % OS       : Linux 3.10.0-693.el7.x86_64
% 0.13/0.39  % CPULimit   : 300
% 0.13/0.39  % WCLimit    : 300
% 0.13/0.39  % DateTime   : Fri Jun 20 08:24:27 EDT 2025
% 0.13/0.39  % CPUTime    : 
% 0.21/0.50  % SZS status Unsatisfiable
% 0.21/0.50  % SZS output start Proof
% See solution above
% 0.21/0.52  % E exiting
%------------------------------------------------------------------------------