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LEO-II---2.3.1.THM-CRf.s

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%------------------------------------------------------------------------------
% File     : LEO-II---2.3.1
% Problem  : SWC050+1 : TPTP v9.3.1. Released v2.4.0.
% Transfm  : none
% Format   : tptp:raw
% Command  : leo --cores 7 --timeout 300 --proofoutput 1 --foatp e --atp e=/export/starexec/sandbox2/solver/bin/eprover /export/starexec/sandbox2/benchmark/theBenchmark.p

% Computer : n010.cluster.edu
% Model    : x86_64 x86_64
% CPU      : Intel(R) Xeon(R) CPU E5-2620 v4 2.10GHz
% Memory   : 8046.5625MB
% OS       : Linux 6.8.0-71-generic
% CPULimit : 300s
% WCLimit  : 300s
% DateTime : Wed Oct  7 10:51:33 AM UTC 2026

% Result   : Theorem 2.28s 0.60s
% Output   : CNFRefutation 2.28s
% Verified : 
% SZS Type : Refutation
%            Derivation depth      :   40
%            Number of leaves      :   38
% Syntax   : Number of formulae    :  526 ( 171 unt;   0 typ;   0 def)
%            Number of atoms       : 4726 (1660 equ;   0 cnn)
%            Maximal formula atoms :   17 (   8 avg)
%            Number of connectives : 6819 (1721   ~;1549   |;  55   &;3258   @)
%                                         (  21 <=>; 215  =>;   0  <=;   0 <~>)
%            Maximal formula depth :   19 (   4 avg)
%            Number of types       :    2 (   0 usr)
%            Number of type conns  :    0 (   0   >;   0   *;   0   +;   0  <<)
%            Number of symbols     :   34 (  31 usr;   8 con; 0-2 aty)
%            Number of variables   :  943 (   0   ^; 930   !;  13   ?; 943   :)

% Comments : 
%------------------------------------------------------------------------------
thf(tp_app,type,
    app: $i > $i > $i ).

thf(tp_cons,type,
    cons: $i > $i > $i ).

thf(tp_cyclefreeP,type,
    cyclefreeP: $i > $o ).

thf(tp_duplicatefreeP,type,
    duplicatefreeP: $i > $o ).

thf(tp_equalelemsP,type,
    equalelemsP: $i > $o ).

thf(tp_frontsegP,type,
    frontsegP: $i > $i > $o ).

thf(tp_geq,type,
    geq: $i > $i > $o ).

thf(tp_gt,type,
    gt: $i > $i > $o ).

thf(tp_hd,type,
    hd: $i > $i ).

thf(tp_leq,type,
    leq: $i > $i > $o ).

thf(tp_lt,type,
    lt: $i > $i > $o ).

thf(tp_memberP,type,
    memberP: $i > $i > $o ).

thf(tp_neq,type,
    neq: $i > $i > $o ).

thf(tp_nil,type,
    nil: $i ).

thf(tp_rearsegP,type,
    rearsegP: $i > $i > $o ).

thf(tp_sK1_U,type,
    sK1_U: $i ).

thf(tp_sK2_SX0,type,
    sK2_SX0: $i ).

thf(tp_sK3_SY88,type,
    sK3_SY88: $i ).

thf(tp_sK4_SY93,type,
    sK4_SY93: $i ).

thf(tp_sK5_SY76,type,
    sK5_SY76: $i > $i ).

thf(tp_sK6_SY105,type,
    sK6_SY105: $i ).

thf(tp_sK7_SY102,type,
    sK7_SY102: $i > $i > $i ).

thf(tp_segmentP,type,
    segmentP: $i > $i > $o ).

thf(tp_singletonP,type,
    singletonP: $i > $o ).

thf(tp_ssItem,type,
    ssItem: $i > $o ).

thf(tp_ssList,type,
    ssList: $i > $o ).

thf(tp_strictorderP,type,
    strictorderP: $i > $o ).

thf(tp_strictorderedP,type,
    strictorderedP: $i > $o ).

thf(tp_tl,type,
    tl: $i > $i ).

thf(tp_totalorderP,type,
    totalorderP: $i > $o ).

thf(tp_totalorderedP,type,
    totalorderedP: $i > $o ).

thf(12,axiom,
    ! [U: $i] :
      ( ( ssList @ U )
     => ( ( app @ U @ nil )
        = U ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',ax84) ).

thf(13,axiom,
    ! [U: $i] :
      ( ( ssList @ U )
     => ! [V: $i] :
          ( ( ssList @ V )
         => ( ( nil
              = ( app @ U @ V ) )
          <=> ( ( nil = V )
              & ( nil = U ) ) ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',ax83) ).

thf(14,axiom,
    ! [U: $i] :
      ( ( ssList @ U )
     => ! [V: $i] :
          ( ( ssList @ V )
         => ! [W: $i] :
              ( ( ssList @ W )
             => ( ( app @ ( app @ U @ V ) @ W )
                = ( app @ U @ ( app @ V @ W ) ) ) ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',ax82) ).

thf(16,axiom,
    ! [U: $i] :
      ( ( ssList @ U )
     => ! [V: $i] :
          ( ( ssList @ V )
         => ! [W: $i] :
              ( ( ssList @ W )
             => ( ( ( app @ V @ W )
                  = ( app @ V @ U ) )
               => ( W = U ) ) ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',ax80) ).

thf(17,axiom,
    ! [U: $i] :
      ( ( ssList @ U )
     => ! [V: $i] :
          ( ( ssList @ V )
         => ! [W: $i] :
              ( ( ssList @ W )
             => ( ( ( app @ W @ V )
                  = ( app @ U @ V ) )
               => ( W = U ) ) ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',ax79) ).

thf(20,axiom,
    ! [U: $i] :
      ( ( ssList @ U )
     => ( ( nil != U )
       => ? [V: $i] :
            ( ( ssList @ V )
            & ( ( tl @ U )
              = V ) ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',ax76) ).

thf(22,axiom,
    equalelemsP @ nil,
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',ax74) ).

thf(24,axiom,
    duplicatefreeP @ nil,
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',ax72) ).

thf(27,axiom,
    strictorderedP @ nil,
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',ax69) ).

thf(30,axiom,
    totalorderedP @ nil,
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',ax66) ).

thf(32,axiom,
    strictorderP @ nil,
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',ax64) ).

thf(34,axiom,
    totalorderP @ nil,
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',ax62) ).

thf(36,axiom,
    cyclefreeP @ nil,
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',ax60) ).

thf(38,axiom,
    ! [U: $i] :
      ( ( ssList @ U )
     => ( ( segmentP @ nil @ U )
      <=> ( nil = U ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',ax58) ).

thf(39,axiom,
    ! [U: $i] :
      ( ( ssList @ U )
     => ( segmentP @ U @ nil ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',ax57) ).

thf(41,axiom,
    ! [U: $i] :
      ( ( ssList @ U )
     => ( segmentP @ U @ U ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',ax55) ).

thf(42,axiom,
    ! [U: $i] :
      ( ( ssList @ U )
     => ! [V: $i] :
          ( ( ssList @ V )
         => ( ( ( segmentP @ U @ V )
              & ( segmentP @ V @ U ) )
           => ( U = V ) ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',ax54) ).

thf(43,axiom,
    ! [U: $i] :
      ( ( ssList @ U )
     => ! [V: $i] :
          ( ( ssList @ V )
         => ! [W: $i] :
              ( ( ssList @ W )
             => ( ( ( segmentP @ U @ V )
                  & ( segmentP @ V @ W ) )
               => ( segmentP @ U @ W ) ) ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',ax53) ).

thf(44,axiom,
    ! [U: $i] :
      ( ( ssList @ U )
     => ( ( rearsegP @ nil @ U )
      <=> ( nil = U ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',ax52) ).

thf(45,axiom,
    ! [U: $i] :
      ( ( ssList @ U )
     => ( rearsegP @ U @ nil ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',ax51) ).

thf(46,axiom,
    ! [U: $i] :
      ( ( ssList @ U )
     => ! [V: $i] :
          ( ( ssList @ V )
         => ! [W: $i] :
              ( ( ssList @ W )
             => ( ( rearsegP @ U @ V )
               => ( rearsegP @ ( app @ W @ U ) @ V ) ) ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',ax50) ).

thf(47,axiom,
    ! [U: $i] :
      ( ( ssList @ U )
     => ( rearsegP @ U @ U ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',ax49) ).

thf(48,axiom,
    ! [U: $i] :
      ( ( ssList @ U )
     => ! [V: $i] :
          ( ( ssList @ V )
         => ( ( ( rearsegP @ U @ V )
              & ( rearsegP @ V @ U ) )
           => ( U = V ) ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',ax48) ).

thf(49,axiom,
    ! [U: $i] :
      ( ( ssList @ U )
     => ! [V: $i] :
          ( ( ssList @ V )
         => ! [W: $i] :
              ( ( ssList @ W )
             => ( ( ( rearsegP @ U @ V )
                  & ( rearsegP @ V @ W ) )
               => ( rearsegP @ U @ W ) ) ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',ax47) ).

thf(50,axiom,
    ! [U: $i] :
      ( ( ssList @ U )
     => ( ( frontsegP @ nil @ U )
      <=> ( nil = U ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',ax46) ).

thf(51,axiom,
    ! [U: $i] :
      ( ( ssList @ U )
     => ( frontsegP @ U @ nil ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',ax45) ).

thf(54,axiom,
    ! [U: $i] :
      ( ( ssList @ U )
     => ( frontsegP @ U @ U ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',ax42) ).

thf(55,axiom,
    ! [U: $i] :
      ( ( ssList @ U )
     => ! [V: $i] :
          ( ( ssList @ V )
         => ( ( ( frontsegP @ U @ V )
              & ( frontsegP @ V @ U ) )
           => ( U = V ) ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',ax41) ).

thf(56,axiom,
    ! [U: $i] :
      ( ( ssList @ U )
     => ! [V: $i] :
          ( ( ssList @ V )
         => ! [W: $i] :
              ( ( ssList @ W )
             => ( ( ( frontsegP @ U @ V )
                  & ( frontsegP @ V @ W ) )
               => ( frontsegP @ U @ W ) ) ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',ax40) ).

thf(57,axiom,
    ~ ( singletonP @ nil ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',ax39) ).

thf(68,axiom,
    ! [U: $i] :
      ( ( ssList @ U )
     => ( ( app @ nil @ U )
        = U ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',ax28) ).

thf(70,axiom,
    ! [U: $i] :
      ( ( ssList @ U )
     => ! [V: $i] :
          ( ( ssList @ V )
         => ( ssList @ ( app @ U @ V ) ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',ax26) ).

thf(72,axiom,
    ! [U: $i] :
      ( ( ssList @ U )
     => ( ( nil != U )
       => ( ssList @ ( tl @ U ) ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',ax24) ).

thf(79,axiom,
    ssList @ nil,
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',ax17) ).

thf(81,axiom,
    ! [U: $i] :
      ( ( ssList @ U )
     => ! [V: $i] :
          ( ( ssList @ V )
         => ( ( neq @ U @ V )
          <=> ( U != V ) ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',ax15) ).

thf(90,axiom,
    ! [U: $i] :
      ( ( ssList @ U )
     => ! [V: $i] :
          ( ( ssList @ V )
         => ( ( rearsegP @ U @ V )
          <=> ? [W: $i] :
                ( ( ssList @ W )
                & ( ( app @ W @ V )
                  = U ) ) ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',ax6) ).

thf(95,axiom,
    ! [U: $i] :
      ( ( ssItem @ U )
     => ! [V: $i] :
          ( ( ssItem @ V )
         => ( ( neq @ U @ V )
          <=> ( U != V ) ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',ax1) ).

thf(96,conjecture,
    ! [U: $i] :
      ( ( ssList @ U )
     => ! [V: $i] :
          ( ( ssList @ V )
         => ! [W: $i] :
              ( ( ssList @ W )
             => ! [X: $i] :
                  ( ( ssList @ X )
                 => ( ( V != X )
                    | ( U != W )
                    | ( ( ~ ( neq @ V @ nil )
                        | ? [Y: $i] :
                            ( ( ssList @ Y )
                            & ( neq @ Y @ nil )
                            & ( rearsegP @ V @ Y )
                            & ( rearsegP @ U @ Y ) )
                        | ! [Z: $i] :
                            ( ( ssList @ Z )
                           => ( ~ ( neq @ Z @ nil )
                              | ~ ( rearsegP @ X @ Z )
                              | ~ ( rearsegP @ W @ Z ) ) ) )
                      & ( ~ ( neq @ V @ nil )
                        | ( neq @ X @ nil ) ) ) ) ) ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',co1) ).

thf(97,negated_conjecture,
    ( ( ! [U: $i] :
          ( ( ssList @ U )
         => ! [V: $i] :
              ( ( ssList @ V )
             => ! [W: $i] :
                  ( ( ssList @ W )
                 => ! [X: $i] :
                      ( ( ssList @ X )
                     => ( ( V != X )
                        | ( U != W )
                        | ( ( ~ ( neq @ V @ nil )
                            | ? [Y: $i] :
                                ( ( ssList @ Y )
                                & ( neq @ Y @ nil )
                                & ( rearsegP @ V @ Y )
                                & ( rearsegP @ U @ Y ) )
                            | ! [Z: $i] :
                                ( ( ssList @ Z )
                               => ( ~ ( neq @ Z @ nil )
                                  | ~ ( rearsegP @ X @ Z )
                                  | ~ ( rearsegP @ W @ Z ) ) ) )
                          & ( ~ ( neq @ V @ nil )
                            | ( neq @ X @ nil ) ) ) ) ) ) ) ) )
    = $false ),
    inference(negate_conjecture,[status(cth)],[96]) ).

thf(98,plain,
    ( ( ! [U: $i] :
          ( ( ssList @ U )
         => ! [V: $i] :
              ( ( ssList @ V )
             => ! [W: $i] :
                  ( ( ssList @ W )
                 => ! [X: $i] :
                      ( ( ssList @ X )
                     => ( ( V != X )
                        | ( U != W )
                        | ( ( ~ ( neq @ V @ nil )
                            | ? [Y: $i] :
                                ( ( ssList @ Y )
                                & ( neq @ Y @ nil )
                                & ( rearsegP @ V @ Y )
                                & ( rearsegP @ U @ Y ) )
                            | ! [Z: $i] :
                                ( ( ssList @ Z )
                               => ( ~ ( neq @ Z @ nil )
                                  | ~ ( rearsegP @ X @ Z )
                                  | ~ ( rearsegP @ W @ Z ) ) ) )
                          & ( ~ ( neq @ V @ nil )
                            | ( neq @ X @ nil ) ) ) ) ) ) ) ) )
    = $false ),
    inference(unfold_def,[status(thm)],[97]) ).

thf(99,plain,
    ( ( ! [U: $i] :
          ( ( ssList @ U )
         => ( ( app @ U @ nil )
            = U ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[12]) ).

thf(100,plain,
    ( ( ! [U: $i] :
          ( ( ssList @ U )
         => ! [V: $i] :
              ( ( ssList @ V )
             => ( ( nil
                  = ( app @ U @ V ) )
              <=> ( ( nil = V )
                  & ( nil = U ) ) ) ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[13]) ).

thf(101,plain,
    ( ( ! [U: $i] :
          ( ( ssList @ U )
         => ! [V: $i] :
              ( ( ssList @ V )
             => ! [W: $i] :
                  ( ( ssList @ W )
                 => ( ( app @ ( app @ U @ V ) @ W )
                    = ( app @ U @ ( app @ V @ W ) ) ) ) ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[14]) ).

thf(102,plain,
    ( ( ! [U: $i] :
          ( ( ssList @ U )
         => ! [V: $i] :
              ( ( ssList @ V )
             => ! [W: $i] :
                  ( ( ssList @ W )
                 => ( ( ( app @ V @ W )
                      = ( app @ V @ U ) )
                   => ( W = U ) ) ) ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[16]) ).

thf(103,plain,
    ( ( ! [U: $i] :
          ( ( ssList @ U )
         => ! [V: $i] :
              ( ( ssList @ V )
             => ! [W: $i] :
                  ( ( ssList @ W )
                 => ( ( ( app @ W @ V )
                      = ( app @ U @ V ) )
                   => ( W = U ) ) ) ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[17]) ).

thf(104,plain,
    ( ( ! [U: $i] :
          ( ( ssList @ U )
         => ( ( nil != U )
           => ? [V: $i] :
                ( ( ssList @ V )
                & ( ( tl @ U )
                  = V ) ) ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[20]) ).

thf(105,plain,
    ( ( equalelemsP @ nil )
    = $true ),
    inference(unfold_def,[status(thm)],[22]) ).

thf(106,plain,
    ( ( duplicatefreeP @ nil )
    = $true ),
    inference(unfold_def,[status(thm)],[24]) ).

thf(107,plain,
    ( ( strictorderedP @ nil )
    = $true ),
    inference(unfold_def,[status(thm)],[27]) ).

thf(108,plain,
    ( ( totalorderedP @ nil )
    = $true ),
    inference(unfold_def,[status(thm)],[30]) ).

thf(109,plain,
    ( ( strictorderP @ nil )
    = $true ),
    inference(unfold_def,[status(thm)],[32]) ).

thf(110,plain,
    ( ( totalorderP @ nil )
    = $true ),
    inference(unfold_def,[status(thm)],[34]) ).

thf(111,plain,
    ( ( cyclefreeP @ nil )
    = $true ),
    inference(unfold_def,[status(thm)],[36]) ).

thf(112,plain,
    ( ( ! [U: $i] :
          ( ( ssList @ U )
         => ( ( segmentP @ nil @ U )
          <=> ( nil = U ) ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[38]) ).

thf(113,plain,
    ( ( ! [U: $i] :
          ( ( ssList @ U )
         => ( segmentP @ U @ nil ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[39]) ).

thf(114,plain,
    ( ( ! [U: $i] :
          ( ( ssList @ U )
         => ( segmentP @ U @ U ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[41]) ).

thf(115,plain,
    ( ( ! [U: $i] :
          ( ( ssList @ U )
         => ! [V: $i] :
              ( ( ssList @ V )
             => ( ( ( segmentP @ U @ V )
                  & ( segmentP @ V @ U ) )
               => ( U = V ) ) ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[42]) ).

thf(116,plain,
    ( ( ! [U: $i] :
          ( ( ssList @ U )
         => ! [V: $i] :
              ( ( ssList @ V )
             => ! [W: $i] :
                  ( ( ssList @ W )
                 => ( ( ( segmentP @ U @ V )
                      & ( segmentP @ V @ W ) )
                   => ( segmentP @ U @ W ) ) ) ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[43]) ).

thf(117,plain,
    ( ( ! [U: $i] :
          ( ( ssList @ U )
         => ( ( rearsegP @ nil @ U )
          <=> ( nil = U ) ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[44]) ).

thf(118,plain,
    ( ( ! [U: $i] :
          ( ( ssList @ U )
         => ( rearsegP @ U @ nil ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[45]) ).

thf(119,plain,
    ( ( ! [U: $i] :
          ( ( ssList @ U )
         => ! [V: $i] :
              ( ( ssList @ V )
             => ! [W: $i] :
                  ( ( ssList @ W )
                 => ( ( rearsegP @ U @ V )
                   => ( rearsegP @ ( app @ W @ U ) @ V ) ) ) ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[46]) ).

thf(120,plain,
    ( ( ! [U: $i] :
          ( ( ssList @ U )
         => ( rearsegP @ U @ U ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[47]) ).

thf(121,plain,
    ( ( ! [U: $i] :
          ( ( ssList @ U )
         => ! [V: $i] :
              ( ( ssList @ V )
             => ( ( ( rearsegP @ U @ V )
                  & ( rearsegP @ V @ U ) )
               => ( U = V ) ) ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[48]) ).

thf(122,plain,
    ( ( ! [U: $i] :
          ( ( ssList @ U )
         => ! [V: $i] :
              ( ( ssList @ V )
             => ! [W: $i] :
                  ( ( ssList @ W )
                 => ( ( ( rearsegP @ U @ V )
                      & ( rearsegP @ V @ W ) )
                   => ( rearsegP @ U @ W ) ) ) ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[49]) ).

thf(123,plain,
    ( ( ! [U: $i] :
          ( ( ssList @ U )
         => ( ( frontsegP @ nil @ U )
          <=> ( nil = U ) ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[50]) ).

thf(124,plain,
    ( ( ! [U: $i] :
          ( ( ssList @ U )
         => ( frontsegP @ U @ nil ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[51]) ).

thf(125,plain,
    ( ( ! [U: $i] :
          ( ( ssList @ U )
         => ( frontsegP @ U @ U ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[54]) ).

thf(126,plain,
    ( ( ! [U: $i] :
          ( ( ssList @ U )
         => ! [V: $i] :
              ( ( ssList @ V )
             => ( ( ( frontsegP @ U @ V )
                  & ( frontsegP @ V @ U ) )
               => ( U = V ) ) ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[55]) ).

thf(127,plain,
    ( ( ! [U: $i] :
          ( ( ssList @ U )
         => ! [V: $i] :
              ( ( ssList @ V )
             => ! [W: $i] :
                  ( ( ssList @ W )
                 => ( ( ( frontsegP @ U @ V )
                      & ( frontsegP @ V @ W ) )
                   => ( frontsegP @ U @ W ) ) ) ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[56]) ).

thf(128,plain,
    ( ( ~ ( singletonP @ nil ) )
    = $true ),
    inference(unfold_def,[status(thm)],[57]) ).

thf(129,plain,
    ( ( ! [U: $i] :
          ( ( ssList @ U )
         => ( ( app @ nil @ U )
            = U ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[68]) ).

thf(130,plain,
    ( ( ! [U: $i] :
          ( ( ssList @ U )
         => ! [V: $i] :
              ( ( ssList @ V )
             => ( ssList @ ( app @ U @ V ) ) ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[70]) ).

thf(131,plain,
    ( ( ! [U: $i] :
          ( ( ssList @ U )
         => ( ( nil != U )
           => ( ssList @ ( tl @ U ) ) ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[72]) ).

thf(132,plain,
    ( ( ssList @ nil )
    = $true ),
    inference(unfold_def,[status(thm)],[79]) ).

thf(133,plain,
    ( ( ! [U: $i] :
          ( ( ssList @ U )
         => ! [V: $i] :
              ( ( ssList @ V )
             => ( ( neq @ U @ V )
              <=> ( U != V ) ) ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[81]) ).

thf(134,plain,
    ( ( ! [U: $i] :
          ( ( ssList @ U )
         => ! [V: $i] :
              ( ( ssList @ V )
             => ( ( rearsegP @ U @ V )
              <=> ? [W: $i] :
                    ( ( ssList @ W )
                    & ( ( app @ W @ V )
                      = U ) ) ) ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[90]) ).

thf(135,plain,
    ( ( ! [U: $i] :
          ( ( ssItem @ U )
         => ! [V: $i] :
              ( ( ssItem @ V )
             => ( ( neq @ U @ V )
              <=> ( U != V ) ) ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[95]) ).

thf(136,plain,
    ( ( ( ssList @ sK1_U )
     => ! [SY58: $i] :
          ( ( ssList @ SY58 )
         => ! [SY59: $i] :
              ( ( ssList @ SY59 )
             => ! [SY60: $i] :
                  ( ( ssList @ SY60 )
                 => ( ( SY58 != SY60 )
                    | ( sK1_U != SY59 )
                    | ( ( ~ ( neq @ SY58 @ nil )
                        | ? [SY61: $i] :
                            ( ( ssList @ SY61 )
                            & ( neq @ SY61 @ nil )
                            & ( rearsegP @ SY58 @ SY61 )
                            & ( rearsegP @ sK1_U @ SY61 ) )
                        | ! [Z: $i] :
                            ( ( ssList @ Z )
                           => ( ~ ( neq @ Z @ nil )
                              | ~ ( rearsegP @ SY60 @ Z )
                              | ~ ( rearsegP @ SY59 @ Z ) ) ) )
                      & ( ~ ( neq @ SY58 @ nil )
                        | ( neq @ SY60 @ nil ) ) ) ) ) ) ) )
    = $false ),
    inference(extcnf_forall_neg,[status(esa)],[98]) ).

thf(137,plain,
    ( ( ssList @ sK1_U )
    = $true ),
    inference(standard_cnf,[status(thm)],[136]) ).

thf(138,plain,
    ( ( ! [SY58: $i] :
          ( ( ssList @ SY58 )
         => ! [SY59: $i] :
              ( ( ssList @ SY59 )
             => ! [SY60: $i] :
                  ( ( ssList @ SY60 )
                 => ( ( SY58 != SY60 )
                    | ( sK1_U != SY59 )
                    | ( ( ~ ( neq @ SY58 @ nil )
                        | ? [SY61: $i] :
                            ( ( ssList @ SY61 )
                            & ( neq @ SY61 @ nil )
                            & ( rearsegP @ SY58 @ SY61 )
                            & ( rearsegP @ sK1_U @ SY61 ) )
                        | ! [Z: $i] :
                            ( ( ssList @ Z )
                           => ( ~ ( neq @ Z @ nil )
                              | ~ ( rearsegP @ SY60 @ Z )
                              | ~ ( rearsegP @ SY59 @ Z ) ) ) )
                      & ( ~ ( neq @ SY58 @ nil )
                        | ( neq @ SY60 @ nil ) ) ) ) ) ) ) )
    = $false ),
    inference(standard_cnf,[status(thm)],[136]) ).

thf(139,plain,
    ( ( ~ ! [SY58: $i] :
            ( ( ssList @ SY58 )
           => ! [SY59: $i] :
                ( ( ssList @ SY59 )
               => ! [SY60: $i] :
                    ( ( ssList @ SY60 )
                   => ( ( SY58 != SY60 )
                      | ( sK1_U != SY59 )
                      | ( ( ~ ( neq @ SY58 @ nil )
                          | ? [SY61: $i] :
                              ( ( ssList @ SY61 )
                              & ( neq @ SY61 @ nil )
                              & ( rearsegP @ SY58 @ SY61 )
                              & ( rearsegP @ sK1_U @ SY61 ) )
                          | ! [Z: $i] :
                              ( ( ssList @ Z )
                             => ( ~ ( neq @ Z @ nil )
                                | ~ ( rearsegP @ SY60 @ Z )
                                | ~ ( rearsegP @ SY59 @ Z ) ) ) )
                        & ( ~ ( neq @ SY58 @ nil )
                          | ( neq @ SY60 @ nil ) ) ) ) ) ) ) )
    = $true ),
    inference(polarity_switch,[status(thm)],[138]) ).

thf(140,plain,
    ( ( ! [U: $i] :
          ( ( ssItem @ U )
         => ! [V: $i] :
              ( ( ssItem @ V )
             => ( ( neq @ U @ V )
              <=> ( U != V ) ) ) ) )
    = $true ),
    inference(copy,[status(thm)],[135]) ).

thf(141,plain,
    ( ( ! [U: $i] :
          ( ( ssList @ U )
         => ! [V: $i] :
              ( ( ssList @ V )
             => ( ( rearsegP @ U @ V )
              <=> ? [W: $i] :
                    ( ( ssList @ W )
                    & ( ( app @ W @ V )
                      = U ) ) ) ) ) )
    = $true ),
    inference(copy,[status(thm)],[134]) ).

thf(142,plain,
    ( ( ! [U: $i] :
          ( ( ssList @ U )
         => ! [V: $i] :
              ( ( ssList @ V )
             => ( ( neq @ U @ V )
              <=> ( U != V ) ) ) ) )
    = $true ),
    inference(copy,[status(thm)],[133]) ).

thf(143,plain,
    ( ( ssList @ nil )
    = $true ),
    inference(copy,[status(thm)],[132]) ).

thf(144,plain,
    ( ( ! [U: $i] :
          ( ( ssList @ U )
         => ( ( nil != U )
           => ( ssList @ ( tl @ U ) ) ) ) )
    = $true ),
    inference(copy,[status(thm)],[131]) ).

thf(145,plain,
    ( ( ! [U: $i] :
          ( ( ssList @ U )
         => ! [V: $i] :
              ( ( ssList @ V )
             => ( ssList @ ( app @ U @ V ) ) ) ) )
    = $true ),
    inference(copy,[status(thm)],[130]) ).

thf(146,plain,
    ( ( ! [U: $i] :
          ( ( ssList @ U )
         => ( ( app @ nil @ U )
            = U ) ) )
    = $true ),
    inference(copy,[status(thm)],[129]) ).

thf(147,plain,
    ( ( ~ ( singletonP @ nil ) )
    = $true ),
    inference(copy,[status(thm)],[128]) ).

thf(148,plain,
    ( ( ! [U: $i] :
          ( ( ssList @ U )
         => ! [V: $i] :
              ( ( ssList @ V )
             => ! [W: $i] :
                  ( ( ssList @ W )
                 => ( ( ( frontsegP @ U @ V )
                      & ( frontsegP @ V @ W ) )
                   => ( frontsegP @ U @ W ) ) ) ) ) )
    = $true ),
    inference(copy,[status(thm)],[127]) ).

thf(149,plain,
    ( ( ! [U: $i] :
          ( ( ssList @ U )
         => ! [V: $i] :
              ( ( ssList @ V )
             => ( ( ( frontsegP @ U @ V )
                  & ( frontsegP @ V @ U ) )
               => ( U = V ) ) ) ) )
    = $true ),
    inference(copy,[status(thm)],[126]) ).

thf(150,plain,
    ( ( ! [U: $i] :
          ( ( ssList @ U )
         => ( frontsegP @ U @ U ) ) )
    = $true ),
    inference(copy,[status(thm)],[125]) ).

thf(151,plain,
    ( ( ! [U: $i] :
          ( ( ssList @ U )
         => ( frontsegP @ U @ nil ) ) )
    = $true ),
    inference(copy,[status(thm)],[124]) ).

thf(152,plain,
    ( ( ! [U: $i] :
          ( ( ssList @ U )
         => ( ( frontsegP @ nil @ U )
          <=> ( nil = U ) ) ) )
    = $true ),
    inference(copy,[status(thm)],[123]) ).

thf(153,plain,
    ( ( ! [U: $i] :
          ( ( ssList @ U )
         => ! [V: $i] :
              ( ( ssList @ V )
             => ! [W: $i] :
                  ( ( ssList @ W )
                 => ( ( ( rearsegP @ U @ V )
                      & ( rearsegP @ V @ W ) )
                   => ( rearsegP @ U @ W ) ) ) ) ) )
    = $true ),
    inference(copy,[status(thm)],[122]) ).

thf(154,plain,
    ( ( ! [U: $i] :
          ( ( ssList @ U )
         => ! [V: $i] :
              ( ( ssList @ V )
             => ( ( ( rearsegP @ U @ V )
                  & ( rearsegP @ V @ U ) )
               => ( U = V ) ) ) ) )
    = $true ),
    inference(copy,[status(thm)],[121]) ).

thf(155,plain,
    ( ( ! [U: $i] :
          ( ( ssList @ U )
         => ( rearsegP @ U @ U ) ) )
    = $true ),
    inference(copy,[status(thm)],[120]) ).

thf(156,plain,
    ( ( ! [U: $i] :
          ( ( ssList @ U )
         => ! [V: $i] :
              ( ( ssList @ V )
             => ! [W: $i] :
                  ( ( ssList @ W )
                 => ( ( rearsegP @ U @ V )
                   => ( rearsegP @ ( app @ W @ U ) @ V ) ) ) ) ) )
    = $true ),
    inference(copy,[status(thm)],[119]) ).

thf(157,plain,
    ( ( ! [U: $i] :
          ( ( ssList @ U )
         => ( rearsegP @ U @ nil ) ) )
    = $true ),
    inference(copy,[status(thm)],[118]) ).

thf(158,plain,
    ( ( ! [U: $i] :
          ( ( ssList @ U )
         => ( ( rearsegP @ nil @ U )
          <=> ( nil = U ) ) ) )
    = $true ),
    inference(copy,[status(thm)],[117]) ).

thf(159,plain,
    ( ( ! [U: $i] :
          ( ( ssList @ U )
         => ! [V: $i] :
              ( ( ssList @ V )
             => ! [W: $i] :
                  ( ( ssList @ W )
                 => ( ( ( segmentP @ U @ V )
                      & ( segmentP @ V @ W ) )
                   => ( segmentP @ U @ W ) ) ) ) ) )
    = $true ),
    inference(copy,[status(thm)],[116]) ).

thf(160,plain,
    ( ( ! [U: $i] :
          ( ( ssList @ U )
         => ! [V: $i] :
              ( ( ssList @ V )
             => ( ( ( segmentP @ U @ V )
                  & ( segmentP @ V @ U ) )
               => ( U = V ) ) ) ) )
    = $true ),
    inference(copy,[status(thm)],[115]) ).

thf(161,plain,
    ( ( ! [U: $i] :
          ( ( ssList @ U )
         => ( segmentP @ U @ U ) ) )
    = $true ),
    inference(copy,[status(thm)],[114]) ).

thf(162,plain,
    ( ( ! [U: $i] :
          ( ( ssList @ U )
         => ( segmentP @ U @ nil ) ) )
    = $true ),
    inference(copy,[status(thm)],[113]) ).

thf(163,plain,
    ( ( ! [U: $i] :
          ( ( ssList @ U )
         => ( ( segmentP @ nil @ U )
          <=> ( nil = U ) ) ) )
    = $true ),
    inference(copy,[status(thm)],[112]) ).

thf(164,plain,
    ( ( cyclefreeP @ nil )
    = $true ),
    inference(copy,[status(thm)],[111]) ).

thf(165,plain,
    ( ( totalorderP @ nil )
    = $true ),
    inference(copy,[status(thm)],[110]) ).

thf(166,plain,
    ( ( strictorderP @ nil )
    = $true ),
    inference(copy,[status(thm)],[109]) ).

thf(167,plain,
    ( ( totalorderedP @ nil )
    = $true ),
    inference(copy,[status(thm)],[108]) ).

thf(168,plain,
    ( ( strictorderedP @ nil )
    = $true ),
    inference(copy,[status(thm)],[107]) ).

thf(169,plain,
    ( ( duplicatefreeP @ nil )
    = $true ),
    inference(copy,[status(thm)],[106]) ).

thf(170,plain,
    ( ( equalelemsP @ nil )
    = $true ),
    inference(copy,[status(thm)],[105]) ).

thf(171,plain,
    ( ( ! [U: $i] :
          ( ( ssList @ U )
         => ( ( nil != U )
           => ? [V: $i] :
                ( ( ssList @ V )
                & ( ( tl @ U )
                  = V ) ) ) ) )
    = $true ),
    inference(copy,[status(thm)],[104]) ).

thf(172,plain,
    ( ( ! [U: $i] :
          ( ( ssList @ U )
         => ! [V: $i] :
              ( ( ssList @ V )
             => ! [W: $i] :
                  ( ( ssList @ W )
                 => ( ( ( app @ W @ V )
                      = ( app @ U @ V ) )
                   => ( W = U ) ) ) ) ) )
    = $true ),
    inference(copy,[status(thm)],[103]) ).

thf(173,plain,
    ( ( ! [U: $i] :
          ( ( ssList @ U )
         => ! [V: $i] :
              ( ( ssList @ V )
             => ! [W: $i] :
                  ( ( ssList @ W )
                 => ( ( ( app @ V @ W )
                      = ( app @ V @ U ) )
                   => ( W = U ) ) ) ) ) )
    = $true ),
    inference(copy,[status(thm)],[102]) ).

thf(174,plain,
    ( ( ! [U: $i] :
          ( ( ssList @ U )
         => ! [V: $i] :
              ( ( ssList @ V )
             => ! [W: $i] :
                  ( ( ssList @ W )
                 => ( ( app @ ( app @ U @ V ) @ W )
                    = ( app @ U @ ( app @ V @ W ) ) ) ) ) ) )
    = $true ),
    inference(copy,[status(thm)],[101]) ).

thf(175,plain,
    ( ( ! [U: $i] :
          ( ( ssList @ U )
         => ! [V: $i] :
              ( ( ssList @ V )
             => ( ( nil
                  = ( app @ U @ V ) )
              <=> ( ( nil = V )
                  & ( nil = U ) ) ) ) ) )
    = $true ),
    inference(copy,[status(thm)],[100]) ).

thf(176,plain,
    ( ( ! [U: $i] :
          ( ( ssList @ U )
         => ( ( app @ U @ nil )
            = U ) ) )
    = $true ),
    inference(copy,[status(thm)],[99]) ).

thf(177,plain,
    ( ( ssList @ sK1_U )
    = $true ),
    inference(copy,[status(thm)],[137]) ).

thf(178,plain,
    ( ( ~ ! [SY58: $i] :
            ( ( ssList @ SY58 )
           => ! [SY59: $i] :
                ( ( ssList @ SY59 )
               => ! [SY60: $i] :
                    ( ( ssList @ SY60 )
                   => ( ( SY58 != SY60 )
                      | ( sK1_U != SY59 )
                      | ( ( ~ ( neq @ SY58 @ nil )
                          | ? [SY61: $i] :
                              ( ( ssList @ SY61 )
                              & ( neq @ SY61 @ nil )
                              & ( rearsegP @ SY58 @ SY61 )
                              & ( rearsegP @ sK1_U @ SY61 ) )
                          | ! [Z: $i] :
                              ( ( ssList @ Z )
                             => ( ~ ( neq @ Z @ nil )
                                | ~ ( rearsegP @ SY60 @ Z )
                                | ~ ( rearsegP @ SY59 @ Z ) ) ) )
                        & ( ~ ( neq @ SY58 @ nil )
                          | ( neq @ SY60 @ nil ) ) ) ) ) ) ) )
    = $true ),
    inference(copy,[status(thm)],[139]) ).

thf(179,plain,
    ( ( ! [SX0: $i] :
          ( ~ ( ssList @ SX0 )
          | ! [SX1: $i] :
              ( ~ ( ssList @ SX1 )
              | ~ ~ ( ~ ( frontsegP @ SX0 @ SX1 )
                    | ~ ( frontsegP @ SX1 @ SX0 ) )
              | ( SX0 = SX1 ) ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[149]) ).

thf(180,plain,
    ( ( ! [SX0: $i] :
          ( ~ ( ssList @ SX0 )
          | ~ ( ~ ( ~ ( segmentP @ nil @ SX0 )
                  | ( nil = SX0 ) )
              | ~ ( ( nil != SX0 )
                  | ( segmentP @ nil @ SX0 ) ) ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[163]) ).

thf(181,plain,
    ( ( ! [SX0: $i] :
          ( ~ ( ssList @ SX0 )
          | ! [SX1: $i] :
              ( ~ ( ssList @ SX1 )
              | ! [SX2: $i] :
                  ( ~ ( ssList @ SX2 )
                  | ( ( app @ SX1 @ SX2 )
                   != ( app @ SX1 @ SX0 ) )
                  | ( SX2 = SX0 ) ) ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[173]) ).

thf(182,plain,
    ( ( ~ ! [SX0: $i] :
            ( ~ ( ssList @ SX0 )
            | ! [SX1: $i] :
                ( ~ ( ssList @ SX1 )
                | ! [SX2: $i] :
                    ( ~ ( ssList @ SX2 )
                    | ( SX0 != SX2 )
                    | ( sK1_U != SX1 )
                    | ~ ( ~ ( ~ ( neq @ SX0 @ nil )
                            | ~ ! [SX3: $i] :
                                  ~ ~ ( ~ ~ ( ~ ~ ( ~ ( ssList @ SX3 )
                                                  | ~ ( neq @ SX3 @ nil ) )
                                            | ~ ( rearsegP @ SX0 @ SX3 ) )
                                      | ~ ( rearsegP @ sK1_U @ SX3 ) )
                            | ! [SX3: $i] :
                                ( ~ ( ssList @ SX3 )
                                | ~ ( neq @ SX3 @ nil )
                                | ~ ( rearsegP @ SX2 @ SX3 )
                                | ~ ( rearsegP @ SX1 @ SX3 ) ) )
                        | ~ ( ~ ( neq @ SX0 @ nil )
                            | ( neq @ SX2 @ nil ) ) ) ) ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[178]) ).

thf(183,plain,
    ( ( ! [SX0: $i] :
          ( ~ ( ssList @ SX0 )
          | ~ ( ~ ( ~ ( rearsegP @ nil @ SX0 )
                  | ( nil = SX0 ) )
              | ~ ( ( nil != SX0 )
                  | ( rearsegP @ nil @ SX0 ) ) ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[158]) ).

thf(184,plain,
    ( ( ! [SX0: $i] :
          ( ~ ( ssList @ SX0 )
          | ( frontsegP @ SX0 @ nil ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[151]) ).

thf(185,plain,
    ( ( ! [SX0: $i] :
          ( ~ ( ssList @ SX0 )
          | ! [SX1: $i] :
              ( ~ ( ssList @ SX1 )
              | ~ ~ ( ~ ( rearsegP @ SX0 @ SX1 )
                    | ~ ( rearsegP @ SX1 @ SX0 ) )
              | ( SX0 = SX1 ) ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[154]) ).

thf(186,plain,
    ( ( ! [SX0: $i] :
          ( ~ ( ssList @ SX0 )
          | ( rearsegP @ SX0 @ SX0 ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[155]) ).

thf(187,plain,
    ( ( ! [SX0: $i] :
          ( ~ ( ssList @ SX0 )
          | ( ( app @ nil @ SX0 )
            = SX0 ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[146]) ).

thf(188,plain,
    ( ( ! [SX0: $i] :
          ( ~ ( ssList @ SX0 )
          | ! [SX1: $i] :
              ( ~ ( ssList @ SX1 )
              | ! [SX2: $i] :
                  ( ~ ( ssList @ SX2 )
                  | ~ ( rearsegP @ SX0 @ SX1 )
                  | ( rearsegP @ ( app @ SX2 @ SX0 ) @ SX1 ) ) ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[156]) ).

thf(189,plain,
    ( ( ! [SX0: $i] :
          ( ~ ( ssList @ SX0 )
          | ! [SX1: $i] :
              ( ~ ( ssList @ SX1 )
              | ! [SX2: $i] :
                  ( ~ ( ssList @ SX2 )
                  | ( ( app @ ( app @ SX0 @ SX1 ) @ SX2 )
                    = ( app @ SX0 @ ( app @ SX1 @ SX2 ) ) ) ) ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[174]) ).

thf(190,plain,
    ( ( ! [SX0: $i] :
          ( ~ ( ssList @ SX0 )
          | ! [SX1: $i] :
              ( ~ ( ssList @ SX1 )
              | ! [SX2: $i] :
                  ( ~ ( ssList @ SX2 )
                  | ~ ~ ( ~ ( rearsegP @ SX0 @ SX1 )
                        | ~ ( rearsegP @ SX1 @ SX2 ) )
                  | ( rearsegP @ SX0 @ SX2 ) ) ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[153]) ).

thf(191,plain,
    ( ( ! [SX0: $i] :
          ( ~ ( ssList @ SX0 )
          | ! [SX1: $i] :
              ( ~ ( ssList @ SX1 )
              | ~ ( ~ ( ( nil
                       != ( app @ SX0 @ SX1 ) )
                      | ~ ( ( nil != SX1 )
                          | ( nil != SX0 ) ) )
                  | ~ ( ~ ~ ( ( nil != SX1 )
                            | ( nil != SX0 ) )
                      | ( nil
                        = ( app @ SX0 @ SX1 ) ) ) ) ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[175]) ).

thf(192,plain,
    ( ( ! [SX0: $i] :
          ( ~ ( ssList @ SX0 )
          | ( segmentP @ SX0 @ nil ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[162]) ).

thf(193,plain,
    ( ( ! [SX0: $i] :
          ( ~ ( ssList @ SX0 )
          | ! [SX1: $i] :
              ( ~ ( ssList @ SX1 )
              | ! [SX2: $i] :
                  ( ~ ( ssList @ SX2 )
                  | ~ ~ ( ~ ( frontsegP @ SX0 @ SX1 )
                        | ~ ( frontsegP @ SX1 @ SX2 ) )
                  | ( frontsegP @ SX0 @ SX2 ) ) ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[148]) ).

thf(194,plain,
    ( ( ! [SX0: $i] :
          ( ~ ( ssList @ SX0 )
          | ~ ( ( nil != SX0 ) )
          | ~ ! [SX1: $i] :
                ~ ~ ( ~ ( ssList @ SX1 )
                    | ( ( tl @ SX0 )
                     != SX1 ) ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[171]) ).

thf(195,plain,
    ( ( ! [SX0: $i] :
          ( ~ ( ssList @ SX0 )
          | ( rearsegP @ SX0 @ nil ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[157]) ).

thf(196,plain,
    ( ( ! [SX0: $i] :
          ( ~ ( ssList @ SX0 )
          | ~ ( ( nil != SX0 ) )
          | ( ssList @ ( tl @ SX0 ) ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[144]) ).

thf(197,plain,
    ( ( ! [SX0: $i] :
          ( ~ ( ssList @ SX0 )
          | ! [SX1: $i] :
              ( ~ ( ssList @ SX1 )
              | ~ ( ~ ( ~ ( neq @ SX0 @ SX1 )
                      | ( SX0 != SX1 ) )
                  | ~ ( ~ ( ( SX0 != SX1 ) )
                      | ( neq @ SX0 @ SX1 ) ) ) ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[142]) ).

thf(198,plain,
    ( ( ! [SX0: $i] :
          ( ~ ( ssList @ SX0 )
          | ( segmentP @ SX0 @ SX0 ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[161]) ).

thf(199,plain,
    ( ( ! [SX0: $i] :
          ( ~ ( ssList @ SX0 )
          | ( frontsegP @ SX0 @ SX0 ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[150]) ).

thf(200,plain,
    ( ( ! [SX0: $i] :
          ( ~ ( ssList @ SX0 )
          | ! [SX1: $i] :
              ( ~ ( ssList @ SX1 )
              | ! [SX2: $i] :
                  ( ~ ( ssList @ SX2 )
                  | ( ( app @ SX2 @ SX1 )
                   != ( app @ SX0 @ SX1 ) )
                  | ( SX2 = SX0 ) ) ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[172]) ).

thf(201,plain,
    ( ( ! [SX0: $i] :
          ( ~ ( ssList @ SX0 )
          | ( ( app @ SX0 @ nil )
            = SX0 ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[176]) ).

thf(202,plain,
    ( ( ! [SX0: $i] :
          ( ~ ( ssList @ SX0 )
          | ! [SX1: $i] :
              ( ~ ( ssList @ SX1 )
              | ! [SX2: $i] :
                  ( ~ ( ssList @ SX2 )
                  | ~ ~ ( ~ ( segmentP @ SX0 @ SX1 )
                        | ~ ( segmentP @ SX1 @ SX2 ) )
                  | ( segmentP @ SX0 @ SX2 ) ) ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[159]) ).

thf(203,plain,
    ( ( ! [SX0: $i] :
          ( ~ ( ssItem @ SX0 )
          | ! [SX1: $i] :
              ( ~ ( ssItem @ SX1 )
              | ~ ( ~ ( ~ ( neq @ SX0 @ SX1 )
                      | ( SX0 != SX1 ) )
                  | ~ ( ~ ( ( SX0 != SX1 ) )
                      | ( neq @ SX0 @ SX1 ) ) ) ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[140]) ).

thf(204,plain,
    ( ( ! [SX0: $i] :
          ( ~ ( ssList @ SX0 )
          | ! [SX1: $i] :
              ( ~ ( ssList @ SX1 )
              | ~ ~ ( ~ ( segmentP @ SX0 @ SX1 )
                    | ~ ( segmentP @ SX1 @ SX0 ) )
              | ( SX0 = SX1 ) ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[160]) ).

thf(205,plain,
    ( ( ! [SX0: $i] :
          ( ~ ( ssList @ SX0 )
          | ~ ( ~ ( ~ ( frontsegP @ nil @ SX0 )
                  | ( nil = SX0 ) )
              | ~ ( ( nil != SX0 )
                  | ( frontsegP @ nil @ SX0 ) ) ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[152]) ).

thf(206,plain,
    ( ( ! [SX0: $i] :
          ( ~ ( ssList @ SX0 )
          | ! [SX1: $i] :
              ( ~ ( ssList @ SX1 )
              | ~ ( ~ ( ~ ( rearsegP @ SX0 @ SX1 )
                      | ~ ! [SX2: $i] :
                            ~ ~ ( ~ ( ssList @ SX2 )
                                | ( ( app @ SX2 @ SX1 )
                                 != SX0 ) ) )
                  | ~ ( ~ ~ ! [SX2: $i] :
                              ~ ~ ( ~ ( ssList @ SX2 )
                                  | ( ( app @ SX2 @ SX1 )
                                   != SX0 ) )
                      | ( rearsegP @ SX0 @ SX1 ) ) ) ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[141]) ).

thf(207,plain,
    ( ( ! [SX0: $i] :
          ( ~ ( ssList @ SX0 )
          | ! [SX1: $i] :
              ( ~ ( ssList @ SX1 )
              | ( ssList @ ( app @ SX0 @ SX1 ) ) ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[145]) ).

thf(208,plain,
    ( ( singletonP @ nil )
    = $false ),
    inference(extcnf_not_pos,[status(thm)],[147]) ).

thf(209,plain,
    ! [SV1: $i] :
      ( ( ~ ( ssList @ SV1 )
        | ! [SY63: $i] :
            ( ~ ( ssList @ SY63 )
            | ~ ~ ( ~ ( frontsegP @ SV1 @ SY63 )
                  | ~ ( frontsegP @ SY63 @ SV1 ) )
            | ( SV1 = SY63 ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[179]) ).

thf(210,plain,
    ! [SV2: $i] :
      ( ( ~ ( ssList @ SV2 )
        | ~ ( ~ ( ~ ( segmentP @ nil @ SV2 )
                | ( nil = SV2 ) )
            | ~ ( ( nil != SV2 )
                | ( segmentP @ nil @ SV2 ) ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[180]) ).

thf(211,plain,
    ! [SV3: $i] :
      ( ( ~ ( ssList @ SV3 )
        | ! [SY64: $i] :
            ( ~ ( ssList @ SY64 )
            | ! [SY65: $i] :
                ( ~ ( ssList @ SY65 )
                | ( ( app @ SY64 @ SY65 )
                 != ( app @ SY64 @ SV3 ) )
                | ( SY65 = SV3 ) ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[181]) ).

thf(212,plain,
    ( ( ! [SX0: $i] :
          ( ~ ( ssList @ SX0 )
          | ! [SX1: $i] :
              ( ~ ( ssList @ SX1 )
              | ! [SX2: $i] :
                  ( ~ ( ssList @ SX2 )
                  | ( SX0 != SX2 )
                  | ( sK1_U != SX1 )
                  | ~ ( ~ ( ~ ( neq @ SX0 @ nil )
                          | ~ ! [SX3: $i] :
                                ~ ~ ( ~ ~ ( ~ ~ ( ~ ( ssList @ SX3 )
                                                | ~ ( neq @ SX3 @ nil ) )
                                          | ~ ( rearsegP @ SX0 @ SX3 ) )
                                    | ~ ( rearsegP @ sK1_U @ SX3 ) )
                          | ! [SX3: $i] :
                              ( ~ ( ssList @ SX3 )
                              | ~ ( neq @ SX3 @ nil )
                              | ~ ( rearsegP @ SX2 @ SX3 )
                              | ~ ( rearsegP @ SX1 @ SX3 ) ) )
                      | ~ ( ~ ( neq @ SX0 @ nil )
                          | ( neq @ SX2 @ nil ) ) ) ) ) ) )
    = $false ),
    inference(extcnf_not_pos,[status(thm)],[182]) ).

thf(213,plain,
    ! [SV4: $i] :
      ( ( ~ ( ssList @ SV4 )
        | ~ ( ~ ( ~ ( rearsegP @ nil @ SV4 )
                | ( nil = SV4 ) )
            | ~ ( ( nil != SV4 )
                | ( rearsegP @ nil @ SV4 ) ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[183]) ).

thf(214,plain,
    ! [SV5: $i] :
      ( ( ~ ( ssList @ SV5 )
        | ( frontsegP @ SV5 @ nil ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[184]) ).

thf(215,plain,
    ! [SV6: $i] :
      ( ( ~ ( ssList @ SV6 )
        | ! [SY66: $i] :
            ( ~ ( ssList @ SY66 )
            | ~ ~ ( ~ ( rearsegP @ SV6 @ SY66 )
                  | ~ ( rearsegP @ SY66 @ SV6 ) )
            | ( SV6 = SY66 ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[185]) ).

thf(216,plain,
    ! [SV7: $i] :
      ( ( ~ ( ssList @ SV7 )
        | ( rearsegP @ SV7 @ SV7 ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[186]) ).

thf(217,plain,
    ! [SV8: $i] :
      ( ( ~ ( ssList @ SV8 )
        | ( ( app @ nil @ SV8 )
          = SV8 ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[187]) ).

thf(218,plain,
    ! [SV9: $i] :
      ( ( ~ ( ssList @ SV9 )
        | ! [SY67: $i] :
            ( ~ ( ssList @ SY67 )
            | ! [SY68: $i] :
                ( ~ ( ssList @ SY68 )
                | ~ ( rearsegP @ SV9 @ SY67 )
                | ( rearsegP @ ( app @ SY68 @ SV9 ) @ SY67 ) ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[188]) ).

thf(219,plain,
    ! [SV10: $i] :
      ( ( ~ ( ssList @ SV10 )
        | ! [SY69: $i] :
            ( ~ ( ssList @ SY69 )
            | ! [SY70: $i] :
                ( ~ ( ssList @ SY70 )
                | ( ( app @ ( app @ SV10 @ SY69 ) @ SY70 )
                  = ( app @ SV10 @ ( app @ SY69 @ SY70 ) ) ) ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[189]) ).

thf(220,plain,
    ! [SV11: $i] :
      ( ( ~ ( ssList @ SV11 )
        | ! [SY71: $i] :
            ( ~ ( ssList @ SY71 )
            | ! [SY72: $i] :
                ( ~ ( ssList @ SY72 )
                | ~ ~ ( ~ ( rearsegP @ SV11 @ SY71 )
                      | ~ ( rearsegP @ SY71 @ SY72 ) )
                | ( rearsegP @ SV11 @ SY72 ) ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[190]) ).

thf(221,plain,
    ! [SV12: $i] :
      ( ( ~ ( ssList @ SV12 )
        | ! [SY73: $i] :
            ( ~ ( ssList @ SY73 )
            | ~ ( ~ ( ( nil
                     != ( app @ SV12 @ SY73 ) )
                    | ~ ( ( nil != SY73 )
                        | ( nil != SV12 ) ) )
                | ~ ( ~ ~ ( ( nil != SY73 )
                          | ( nil != SV12 ) )
                    | ( nil
                      = ( app @ SV12 @ SY73 ) ) ) ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[191]) ).

thf(222,plain,
    ! [SV13: $i] :
      ( ( ~ ( ssList @ SV13 )
        | ( segmentP @ SV13 @ nil ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[192]) ).

thf(223,plain,
    ! [SV14: $i] :
      ( ( ~ ( ssList @ SV14 )
        | ! [SY74: $i] :
            ( ~ ( ssList @ SY74 )
            | ! [SY75: $i] :
                ( ~ ( ssList @ SY75 )
                | ~ ~ ( ~ ( frontsegP @ SV14 @ SY74 )
                      | ~ ( frontsegP @ SY74 @ SY75 ) )
                | ( frontsegP @ SV14 @ SY75 ) ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[193]) ).

thf(224,plain,
    ! [SV15: $i] :
      ( ( ~ ( ssList @ SV15 )
        | ~ ( ( nil != SV15 ) )
        | ~ ! [SY76: $i] :
              ~ ~ ( ~ ( ssList @ SY76 )
                  | ( ( tl @ SV15 )
                   != SY76 ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[194]) ).

thf(225,plain,
    ! [SV16: $i] :
      ( ( ~ ( ssList @ SV16 )
        | ( rearsegP @ SV16 @ nil ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[195]) ).

thf(226,plain,
    ! [SV17: $i] :
      ( ( ~ ( ssList @ SV17 )
        | ~ ( ( nil != SV17 ) )
        | ( ssList @ ( tl @ SV17 ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[196]) ).

thf(227,plain,
    ! [SV18: $i] :
      ( ( ~ ( ssList @ SV18 )
        | ! [SY77: $i] :
            ( ~ ( ssList @ SY77 )
            | ~ ( ~ ( ~ ( neq @ SV18 @ SY77 )
                    | ( SV18 != SY77 ) )
                | ~ ( ~ ( ( SV18 != SY77 ) )
                    | ( neq @ SV18 @ SY77 ) ) ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[197]) ).

thf(228,plain,
    ! [SV19: $i] :
      ( ( ~ ( ssList @ SV19 )
        | ( segmentP @ SV19 @ SV19 ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[198]) ).

thf(229,plain,
    ! [SV20: $i] :
      ( ( ~ ( ssList @ SV20 )
        | ( frontsegP @ SV20 @ SV20 ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[199]) ).

thf(230,plain,
    ! [SV21: $i] :
      ( ( ~ ( ssList @ SV21 )
        | ! [SY78: $i] :
            ( ~ ( ssList @ SY78 )
            | ! [SY79: $i] :
                ( ~ ( ssList @ SY79 )
                | ( ( app @ SY79 @ SY78 )
                 != ( app @ SV21 @ SY78 ) )
                | ( SY79 = SV21 ) ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[200]) ).

thf(231,plain,
    ! [SV22: $i] :
      ( ( ~ ( ssList @ SV22 )
        | ( ( app @ SV22 @ nil )
          = SV22 ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[201]) ).

thf(232,plain,
    ! [SV23: $i] :
      ( ( ~ ( ssList @ SV23 )
        | ! [SY80: $i] :
            ( ~ ( ssList @ SY80 )
            | ! [SY81: $i] :
                ( ~ ( ssList @ SY81 )
                | ~ ~ ( ~ ( segmentP @ SV23 @ SY80 )
                      | ~ ( segmentP @ SY80 @ SY81 ) )
                | ( segmentP @ SV23 @ SY81 ) ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[202]) ).

thf(233,plain,
    ! [SV24: $i] :
      ( ( ~ ( ssItem @ SV24 )
        | ! [SY82: $i] :
            ( ~ ( ssItem @ SY82 )
            | ~ ( ~ ( ~ ( neq @ SV24 @ SY82 )
                    | ( SV24 != SY82 ) )
                | ~ ( ~ ( ( SV24 != SY82 ) )
                    | ( neq @ SV24 @ SY82 ) ) ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[203]) ).

thf(234,plain,
    ! [SV25: $i] :
      ( ( ~ ( ssList @ SV25 )
        | ! [SY83: $i] :
            ( ~ ( ssList @ SY83 )
            | ~ ~ ( ~ ( segmentP @ SV25 @ SY83 )
                  | ~ ( segmentP @ SY83 @ SV25 ) )
            | ( SV25 = SY83 ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[204]) ).

thf(235,plain,
    ! [SV26: $i] :
      ( ( ~ ( ssList @ SV26 )
        | ~ ( ~ ( ~ ( frontsegP @ nil @ SV26 )
                | ( nil = SV26 ) )
            | ~ ( ( nil != SV26 )
                | ( frontsegP @ nil @ SV26 ) ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[205]) ).

thf(236,plain,
    ! [SV27: $i] :
      ( ( ~ ( ssList @ SV27 )
        | ! [SY84: $i] :
            ( ~ ( ssList @ SY84 )
            | ~ ( ~ ( ~ ( rearsegP @ SV27 @ SY84 )
                    | ~ ! [SY85: $i] :
                          ~ ~ ( ~ ( ssList @ SY85 )
                              | ( ( app @ SY85 @ SY84 )
                               != SV27 ) ) )
                | ~ ( ~ ~ ! [SY86: $i] :
                            ~ ~ ( ~ ( ssList @ SY86 )
                                | ( ( app @ SY86 @ SY84 )
                                 != SV27 ) )
                    | ( rearsegP @ SV27 @ SY84 ) ) ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[206]) ).

thf(237,plain,
    ! [SV28: $i] :
      ( ( ~ ( ssList @ SV28 )
        | ! [SY87: $i] :
            ( ~ ( ssList @ SY87 )
            | ( ssList @ ( app @ SV28 @ SY87 ) ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[207]) ).

thf(238,plain,
    ! [SV1: $i] :
      ( ( ( ~ ( ssList @ SV1 ) )
        = $true )
      | ( ( ! [SY63: $i] :
              ( ~ ( ssList @ SY63 )
              | ~ ~ ( ~ ( frontsegP @ SV1 @ SY63 )
                    | ~ ( frontsegP @ SY63 @ SV1 ) )
              | ( SV1 = SY63 ) ) )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[209]) ).

thf(239,plain,
    ! [SV2: $i] :
      ( ( ( ~ ( ssList @ SV2 ) )
        = $true )
      | ( ( ~ ( ~ ( ~ ( segmentP @ nil @ SV2 )
                  | ( nil = SV2 ) )
              | ~ ( ( nil != SV2 )
                  | ( segmentP @ nil @ SV2 ) ) ) )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[210]) ).

thf(240,plain,
    ! [SV3: $i] :
      ( ( ( ~ ( ssList @ SV3 ) )
        = $true )
      | ( ( ! [SY64: $i] :
              ( ~ ( ssList @ SY64 )
              | ! [SY65: $i] :
                  ( ~ ( ssList @ SY65 )
                  | ( ( app @ SY64 @ SY65 )
                   != ( app @ SY64 @ SV3 ) )
                  | ( SY65 = SV3 ) ) ) )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[211]) ).

thf(241,plain,
    ( ( ~ ( ssList @ sK2_SX0 )
      | ! [SY88: $i] :
          ( ~ ( ssList @ SY88 )
          | ! [SY89: $i] :
              ( ~ ( ssList @ SY89 )
              | ( sK2_SX0 != SY89 )
              | ( sK1_U != SY88 )
              | ~ ( ~ ( ~ ( neq @ sK2_SX0 @ nil )
                      | ~ ! [SY90: $i] :
                            ~ ~ ( ~ ~ ( ~ ~ ( ~ ( ssList @ SY90 )
                                            | ~ ( neq @ SY90 @ nil ) )
                                      | ~ ( rearsegP @ sK2_SX0 @ SY90 ) )
                                | ~ ( rearsegP @ sK1_U @ SY90 ) )
                      | ! [SX3: $i] :
                          ( ~ ( ssList @ SX3 )
                          | ~ ( neq @ SX3 @ nil )
                          | ~ ( rearsegP @ SY89 @ SX3 )
                          | ~ ( rearsegP @ SY88 @ SX3 ) ) )
                  | ~ ( ~ ( neq @ sK2_SX0 @ nil )
                      | ( neq @ SY89 @ nil ) ) ) ) ) )
    = $false ),
    inference(extcnf_forall_neg,[status(esa)],[212]) ).

thf(242,plain,
    ! [SV4: $i] :
      ( ( ( ~ ( ssList @ SV4 ) )
        = $true )
      | ( ( ~ ( ~ ( ~ ( rearsegP @ nil @ SV4 )
                  | ( nil = SV4 ) )
              | ~ ( ( nil != SV4 )
                  | ( rearsegP @ nil @ SV4 ) ) ) )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[213]) ).

thf(243,plain,
    ! [SV5: $i] :
      ( ( ( ~ ( ssList @ SV5 ) )
        = $true )
      | ( ( frontsegP @ SV5 @ nil )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[214]) ).

thf(244,plain,
    ! [SV6: $i] :
      ( ( ( ~ ( ssList @ SV6 ) )
        = $true )
      | ( ( ! [SY66: $i] :
              ( ~ ( ssList @ SY66 )
              | ~ ~ ( ~ ( rearsegP @ SV6 @ SY66 )
                    | ~ ( rearsegP @ SY66 @ SV6 ) )
              | ( SV6 = SY66 ) ) )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[215]) ).

thf(245,plain,
    ! [SV7: $i] :
      ( ( ( ~ ( ssList @ SV7 ) )
        = $true )
      | ( ( rearsegP @ SV7 @ SV7 )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[216]) ).

thf(246,plain,
    ! [SV8: $i] :
      ( ( ( ~ ( ssList @ SV8 ) )
        = $true )
      | ( ( ( app @ nil @ SV8 )
          = SV8 )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[217]) ).

thf(247,plain,
    ! [SV9: $i] :
      ( ( ( ~ ( ssList @ SV9 ) )
        = $true )
      | ( ( ! [SY67: $i] :
              ( ~ ( ssList @ SY67 )
              | ! [SY68: $i] :
                  ( ~ ( ssList @ SY68 )
                  | ~ ( rearsegP @ SV9 @ SY67 )
                  | ( rearsegP @ ( app @ SY68 @ SV9 ) @ SY67 ) ) ) )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[218]) ).

thf(248,plain,
    ! [SV10: $i] :
      ( ( ( ~ ( ssList @ SV10 ) )
        = $true )
      | ( ( ! [SY69: $i] :
              ( ~ ( ssList @ SY69 )
              | ! [SY70: $i] :
                  ( ~ ( ssList @ SY70 )
                  | ( ( app @ ( app @ SV10 @ SY69 ) @ SY70 )
                    = ( app @ SV10 @ ( app @ SY69 @ SY70 ) ) ) ) ) )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[219]) ).

thf(249,plain,
    ! [SV11: $i] :
      ( ( ( ~ ( ssList @ SV11 ) )
        = $true )
      | ( ( ! [SY71: $i] :
              ( ~ ( ssList @ SY71 )
              | ! [SY72: $i] :
                  ( ~ ( ssList @ SY72 )
                  | ~ ~ ( ~ ( rearsegP @ SV11 @ SY71 )
                        | ~ ( rearsegP @ SY71 @ SY72 ) )
                  | ( rearsegP @ SV11 @ SY72 ) ) ) )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[220]) ).

thf(250,plain,
    ! [SV12: $i] :
      ( ( ( ~ ( ssList @ SV12 ) )
        = $true )
      | ( ( ! [SY73: $i] :
              ( ~ ( ssList @ SY73 )
              | ~ ( ~ ( ( nil
                       != ( app @ SV12 @ SY73 ) )
                      | ~ ( ( nil != SY73 )
                          | ( nil != SV12 ) ) )
                  | ~ ( ~ ~ ( ( nil != SY73 )
                            | ( nil != SV12 ) )
                      | ( nil
                        = ( app @ SV12 @ SY73 ) ) ) ) ) )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[221]) ).

thf(251,plain,
    ! [SV13: $i] :
      ( ( ( ~ ( ssList @ SV13 ) )
        = $true )
      | ( ( segmentP @ SV13 @ nil )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[222]) ).

thf(252,plain,
    ! [SV14: $i] :
      ( ( ( ~ ( ssList @ SV14 ) )
        = $true )
      | ( ( ! [SY74: $i] :
              ( ~ ( ssList @ SY74 )
              | ! [SY75: $i] :
                  ( ~ ( ssList @ SY75 )
                  | ~ ~ ( ~ ( frontsegP @ SV14 @ SY74 )
                        | ~ ( frontsegP @ SY74 @ SY75 ) )
                  | ( frontsegP @ SV14 @ SY75 ) ) ) )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[223]) ).

thf(253,plain,
    ! [SV15: $i] :
      ( ( ( ~ ( ssList @ SV15 ) )
        = $true )
      | ( ( ~ ( ( nil != SV15 ) )
          | ~ ! [SY76: $i] :
                ~ ~ ( ~ ( ssList @ SY76 )
                    | ( ( tl @ SV15 )
                     != SY76 ) ) )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[224]) ).

thf(254,plain,
    ! [SV16: $i] :
      ( ( ( ~ ( ssList @ SV16 ) )
        = $true )
      | ( ( rearsegP @ SV16 @ nil )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[225]) ).

thf(255,plain,
    ! [SV17: $i] :
      ( ( ( ~ ( ssList @ SV17 ) )
        = $true )
      | ( ( ~ ( ( nil != SV17 ) )
          | ( ssList @ ( tl @ SV17 ) ) )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[226]) ).

thf(256,plain,
    ! [SV18: $i] :
      ( ( ( ~ ( ssList @ SV18 ) )
        = $true )
      | ( ( ! [SY77: $i] :
              ( ~ ( ssList @ SY77 )
              | ~ ( ~ ( ~ ( neq @ SV18 @ SY77 )
                      | ( SV18 != SY77 ) )
                  | ~ ( ~ ( ( SV18 != SY77 ) )
                      | ( neq @ SV18 @ SY77 ) ) ) ) )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[227]) ).

thf(257,plain,
    ! [SV19: $i] :
      ( ( ( ~ ( ssList @ SV19 ) )
        = $true )
      | ( ( segmentP @ SV19 @ SV19 )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[228]) ).

thf(258,plain,
    ! [SV20: $i] :
      ( ( ( ~ ( ssList @ SV20 ) )
        = $true )
      | ( ( frontsegP @ SV20 @ SV20 )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[229]) ).

thf(259,plain,
    ! [SV21: $i] :
      ( ( ( ~ ( ssList @ SV21 ) )
        = $true )
      | ( ( ! [SY78: $i] :
              ( ~ ( ssList @ SY78 )
              | ! [SY79: $i] :
                  ( ~ ( ssList @ SY79 )
                  | ( ( app @ SY79 @ SY78 )
                   != ( app @ SV21 @ SY78 ) )
                  | ( SY79 = SV21 ) ) ) )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[230]) ).

thf(260,plain,
    ! [SV22: $i] :
      ( ( ( ~ ( ssList @ SV22 ) )
        = $true )
      | ( ( ( app @ SV22 @ nil )
          = SV22 )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[231]) ).

thf(261,plain,
    ! [SV23: $i] :
      ( ( ( ~ ( ssList @ SV23 ) )
        = $true )
      | ( ( ! [SY80: $i] :
              ( ~ ( ssList @ SY80 )
              | ! [SY81: $i] :
                  ( ~ ( ssList @ SY81 )
                  | ~ ~ ( ~ ( segmentP @ SV23 @ SY80 )
                        | ~ ( segmentP @ SY80 @ SY81 ) )
                  | ( segmentP @ SV23 @ SY81 ) ) ) )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[232]) ).

thf(262,plain,
    ! [SV24: $i] :
      ( ( ( ~ ( ssItem @ SV24 ) )
        = $true )
      | ( ( ! [SY82: $i] :
              ( ~ ( ssItem @ SY82 )
              | ~ ( ~ ( ~ ( neq @ SV24 @ SY82 )
                      | ( SV24 != SY82 ) )
                  | ~ ( ~ ( ( SV24 != SY82 ) )
                      | ( neq @ SV24 @ SY82 ) ) ) ) )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[233]) ).

thf(263,plain,
    ! [SV25: $i] :
      ( ( ( ~ ( ssList @ SV25 ) )
        = $true )
      | ( ( ! [SY83: $i] :
              ( ~ ( ssList @ SY83 )
              | ~ ~ ( ~ ( segmentP @ SV25 @ SY83 )
                    | ~ ( segmentP @ SY83 @ SV25 ) )
              | ( SV25 = SY83 ) ) )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[234]) ).

thf(264,plain,
    ! [SV26: $i] :
      ( ( ( ~ ( ssList @ SV26 ) )
        = $true )
      | ( ( ~ ( ~ ( ~ ( frontsegP @ nil @ SV26 )
                  | ( nil = SV26 ) )
              | ~ ( ( nil != SV26 )
                  | ( frontsegP @ nil @ SV26 ) ) ) )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[235]) ).

thf(265,plain,
    ! [SV27: $i] :
      ( ( ( ~ ( ssList @ SV27 ) )
        = $true )
      | ( ( ! [SY84: $i] :
              ( ~ ( ssList @ SY84 )
              | ~ ( ~ ( ~ ( rearsegP @ SV27 @ SY84 )
                      | ~ ! [SY85: $i] :
                            ~ ~ ( ~ ( ssList @ SY85 )
                                | ( ( app @ SY85 @ SY84 )
                                 != SV27 ) ) )
                  | ~ ( ~ ~ ! [SY86: $i] :
                              ~ ~ ( ~ ( ssList @ SY86 )
                                  | ( ( app @ SY86 @ SY84 )
                                   != SV27 ) )
                      | ( rearsegP @ SV27 @ SY84 ) ) ) ) )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[236]) ).

thf(266,plain,
    ! [SV28: $i] :
      ( ( ( ~ ( ssList @ SV28 ) )
        = $true )
      | ( ( ! [SY87: $i] :
              ( ~ ( ssList @ SY87 )
              | ( ssList @ ( app @ SV28 @ SY87 ) ) ) )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[237]) ).

thf(267,plain,
    ! [SV1: $i] :
      ( ( ( ssList @ SV1 )
        = $false )
      | ( ( ! [SY63: $i] :
              ( ~ ( ssList @ SY63 )
              | ~ ~ ( ~ ( frontsegP @ SV1 @ SY63 )
                    | ~ ( frontsegP @ SY63 @ SV1 ) )
              | ( SV1 = SY63 ) ) )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[238]) ).

thf(268,plain,
    ! [SV2: $i] :
      ( ( ( ssList @ SV2 )
        = $false )
      | ( ( ~ ( ~ ( ~ ( segmentP @ nil @ SV2 )
                  | ( nil = SV2 ) )
              | ~ ( ( nil != SV2 )
                  | ( segmentP @ nil @ SV2 ) ) ) )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[239]) ).

thf(269,plain,
    ! [SV3: $i] :
      ( ( ( ssList @ SV3 )
        = $false )
      | ( ( ! [SY64: $i] :
              ( ~ ( ssList @ SY64 )
              | ! [SY65: $i] :
                  ( ~ ( ssList @ SY65 )
                  | ( ( app @ SY64 @ SY65 )
                   != ( app @ SY64 @ SV3 ) )
                  | ( SY65 = SV3 ) ) ) )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[240]) ).

thf(270,plain,
    ( ( ~ ( ssList @ sK2_SX0 ) )
    = $false ),
    inference(extcnf_or_neg,[status(thm)],[241]) ).

thf(271,plain,
    ( ( ! [SY88: $i] :
          ( ~ ( ssList @ SY88 )
          | ! [SY89: $i] :
              ( ~ ( ssList @ SY89 )
              | ( sK2_SX0 != SY89 )
              | ( sK1_U != SY88 )
              | ~ ( ~ ( ~ ( neq @ sK2_SX0 @ nil )
                      | ~ ! [SY90: $i] :
                            ~ ~ ( ~ ~ ( ~ ~ ( ~ ( ssList @ SY90 )
                                            | ~ ( neq @ SY90 @ nil ) )
                                      | ~ ( rearsegP @ sK2_SX0 @ SY90 ) )
                                | ~ ( rearsegP @ sK1_U @ SY90 ) )
                      | ! [SX3: $i] :
                          ( ~ ( ssList @ SX3 )
                          | ~ ( neq @ SX3 @ nil )
                          | ~ ( rearsegP @ SY89 @ SX3 )
                          | ~ ( rearsegP @ SY88 @ SX3 ) ) )
                  | ~ ( ~ ( neq @ sK2_SX0 @ nil )
                      | ( neq @ SY89 @ nil ) ) ) ) ) )
    = $false ),
    inference(extcnf_or_neg,[status(thm)],[241]) ).

thf(272,plain,
    ! [SV4: $i] :
      ( ( ( ssList @ SV4 )
        = $false )
      | ( ( ~ ( ~ ( ~ ( rearsegP @ nil @ SV4 )
                  | ( nil = SV4 ) )
              | ~ ( ( nil != SV4 )
                  | ( rearsegP @ nil @ SV4 ) ) ) )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[242]) ).

thf(273,plain,
    ! [SV5: $i] :
      ( ( ( ssList @ SV5 )
        = $false )
      | ( ( frontsegP @ SV5 @ nil )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[243]) ).

thf(274,plain,
    ! [SV6: $i] :
      ( ( ( ssList @ SV6 )
        = $false )
      | ( ( ! [SY66: $i] :
              ( ~ ( ssList @ SY66 )
              | ~ ~ ( ~ ( rearsegP @ SV6 @ SY66 )
                    | ~ ( rearsegP @ SY66 @ SV6 ) )
              | ( SV6 = SY66 ) ) )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[244]) ).

thf(275,plain,
    ! [SV7: $i] :
      ( ( ( ssList @ SV7 )
        = $false )
      | ( ( rearsegP @ SV7 @ SV7 )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[245]) ).

thf(276,plain,
    ! [SV8: $i] :
      ( ( ( ssList @ SV8 )
        = $false )
      | ( ( ( app @ nil @ SV8 )
          = SV8 )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[246]) ).

thf(277,plain,
    ! [SV9: $i] :
      ( ( ( ssList @ SV9 )
        = $false )
      | ( ( ! [SY67: $i] :
              ( ~ ( ssList @ SY67 )
              | ! [SY68: $i] :
                  ( ~ ( ssList @ SY68 )
                  | ~ ( rearsegP @ SV9 @ SY67 )
                  | ( rearsegP @ ( app @ SY68 @ SV9 ) @ SY67 ) ) ) )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[247]) ).

thf(278,plain,
    ! [SV10: $i] :
      ( ( ( ssList @ SV10 )
        = $false )
      | ( ( ! [SY69: $i] :
              ( ~ ( ssList @ SY69 )
              | ! [SY70: $i] :
                  ( ~ ( ssList @ SY70 )
                  | ( ( app @ ( app @ SV10 @ SY69 ) @ SY70 )
                    = ( app @ SV10 @ ( app @ SY69 @ SY70 ) ) ) ) ) )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[248]) ).

thf(279,plain,
    ! [SV11: $i] :
      ( ( ( ssList @ SV11 )
        = $false )
      | ( ( ! [SY71: $i] :
              ( ~ ( ssList @ SY71 )
              | ! [SY72: $i] :
                  ( ~ ( ssList @ SY72 )
                  | ~ ~ ( ~ ( rearsegP @ SV11 @ SY71 )
                        | ~ ( rearsegP @ SY71 @ SY72 ) )
                  | ( rearsegP @ SV11 @ SY72 ) ) ) )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[249]) ).

thf(280,plain,
    ! [SV12: $i] :
      ( ( ( ssList @ SV12 )
        = $false )
      | ( ( ! [SY73: $i] :
              ( ~ ( ssList @ SY73 )
              | ~ ( ~ ( ( nil
                       != ( app @ SV12 @ SY73 ) )
                      | ~ ( ( nil != SY73 )
                          | ( nil != SV12 ) ) )
                  | ~ ( ~ ~ ( ( nil != SY73 )
                            | ( nil != SV12 ) )
                      | ( nil
                        = ( app @ SV12 @ SY73 ) ) ) ) ) )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[250]) ).

thf(281,plain,
    ! [SV13: $i] :
      ( ( ( ssList @ SV13 )
        = $false )
      | ( ( segmentP @ SV13 @ nil )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[251]) ).

thf(282,plain,
    ! [SV14: $i] :
      ( ( ( ssList @ SV14 )
        = $false )
      | ( ( ! [SY74: $i] :
              ( ~ ( ssList @ SY74 )
              | ! [SY75: $i] :
                  ( ~ ( ssList @ SY75 )
                  | ~ ~ ( ~ ( frontsegP @ SV14 @ SY74 )
                        | ~ ( frontsegP @ SY74 @ SY75 ) )
                  | ( frontsegP @ SV14 @ SY75 ) ) ) )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[252]) ).

thf(283,plain,
    ! [SV15: $i] :
      ( ( ( ssList @ SV15 )
        = $false )
      | ( ( ~ ( ( nil != SV15 ) )
          | ~ ! [SY76: $i] :
                ~ ~ ( ~ ( ssList @ SY76 )
                    | ( ( tl @ SV15 )
                     != SY76 ) ) )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[253]) ).

thf(284,plain,
    ! [SV16: $i] :
      ( ( ( ssList @ SV16 )
        = $false )
      | ( ( rearsegP @ SV16 @ nil )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[254]) ).

thf(285,plain,
    ! [SV17: $i] :
      ( ( ( ssList @ SV17 )
        = $false )
      | ( ( ~ ( ( nil != SV17 ) )
          | ( ssList @ ( tl @ SV17 ) ) )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[255]) ).

thf(286,plain,
    ! [SV18: $i] :
      ( ( ( ssList @ SV18 )
        = $false )
      | ( ( ! [SY77: $i] :
              ( ~ ( ssList @ SY77 )
              | ~ ( ~ ( ~ ( neq @ SV18 @ SY77 )
                      | ( SV18 != SY77 ) )
                  | ~ ( ~ ( ( SV18 != SY77 ) )
                      | ( neq @ SV18 @ SY77 ) ) ) ) )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[256]) ).

thf(287,plain,
    ! [SV19: $i] :
      ( ( ( ssList @ SV19 )
        = $false )
      | ( ( segmentP @ SV19 @ SV19 )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[257]) ).

thf(288,plain,
    ! [SV20: $i] :
      ( ( ( ssList @ SV20 )
        = $false )
      | ( ( frontsegP @ SV20 @ SV20 )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[258]) ).

thf(289,plain,
    ! [SV21: $i] :
      ( ( ( ssList @ SV21 )
        = $false )
      | ( ( ! [SY78: $i] :
              ( ~ ( ssList @ SY78 )
              | ! [SY79: $i] :
                  ( ~ ( ssList @ SY79 )
                  | ( ( app @ SY79 @ SY78 )
                   != ( app @ SV21 @ SY78 ) )
                  | ( SY79 = SV21 ) ) ) )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[259]) ).

thf(290,plain,
    ! [SV22: $i] :
      ( ( ( ssList @ SV22 )
        = $false )
      | ( ( ( app @ SV22 @ nil )
          = SV22 )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[260]) ).

thf(291,plain,
    ! [SV23: $i] :
      ( ( ( ssList @ SV23 )
        = $false )
      | ( ( ! [SY80: $i] :
              ( ~ ( ssList @ SY80 )
              | ! [SY81: $i] :
                  ( ~ ( ssList @ SY81 )
                  | ~ ~ ( ~ ( segmentP @ SV23 @ SY80 )
                        | ~ ( segmentP @ SY80 @ SY81 ) )
                  | ( segmentP @ SV23 @ SY81 ) ) ) )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[261]) ).

thf(292,plain,
    ! [SV24: $i] :
      ( ( ( ssItem @ SV24 )
        = $false )
      | ( ( ! [SY82: $i] :
              ( ~ ( ssItem @ SY82 )
              | ~ ( ~ ( ~ ( neq @ SV24 @ SY82 )
                      | ( SV24 != SY82 ) )
                  | ~ ( ~ ( ( SV24 != SY82 ) )
                      | ( neq @ SV24 @ SY82 ) ) ) ) )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[262]) ).

thf(293,plain,
    ! [SV25: $i] :
      ( ( ( ssList @ SV25 )
        = $false )
      | ( ( ! [SY83: $i] :
              ( ~ ( ssList @ SY83 )
              | ~ ~ ( ~ ( segmentP @ SV25 @ SY83 )
                    | ~ ( segmentP @ SY83 @ SV25 ) )
              | ( SV25 = SY83 ) ) )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[263]) ).

thf(294,plain,
    ! [SV26: $i] :
      ( ( ( ssList @ SV26 )
        = $false )
      | ( ( ~ ( ~ ( ~ ( frontsegP @ nil @ SV26 )
                  | ( nil = SV26 ) )
              | ~ ( ( nil != SV26 )
                  | ( frontsegP @ nil @ SV26 ) ) ) )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[264]) ).

thf(295,plain,
    ! [SV27: $i] :
      ( ( ( ssList @ SV27 )
        = $false )
      | ( ( ! [SY84: $i] :
              ( ~ ( ssList @ SY84 )
              | ~ ( ~ ( ~ ( rearsegP @ SV27 @ SY84 )
                      | ~ ! [SY85: $i] :
                            ~ ~ ( ~ ( ssList @ SY85 )
                                | ( ( app @ SY85 @ SY84 )
                                 != SV27 ) ) )
                  | ~ ( ~ ~ ! [SY86: $i] :
                              ~ ~ ( ~ ( ssList @ SY86 )
                                  | ( ( app @ SY86 @ SY84 )
                                   != SV27 ) )
                      | ( rearsegP @ SV27 @ SY84 ) ) ) ) )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[265]) ).

thf(296,plain,
    ! [SV28: $i] :
      ( ( ( ssList @ SV28 )
        = $false )
      | ( ( ! [SY87: $i] :
              ( ~ ( ssList @ SY87 )
              | ( ssList @ ( app @ SV28 @ SY87 ) ) ) )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[266]) ).

thf(297,plain,
    ! [SV1: $i,SV29: $i] :
      ( ( ( ~ ( ssList @ SV29 )
          | ~ ~ ( ~ ( frontsegP @ SV1 @ SV29 )
                | ~ ( frontsegP @ SV29 @ SV1 ) )
          | ( SV1 = SV29 ) )
        = $true )
      | ( ( ssList @ SV1 )
        = $false ) ),
    inference(extcnf_forall_pos,[status(thm)],[267]) ).

thf(298,plain,
    ! [SV2: $i] :
      ( ( ( ~ ( ~ ( segmentP @ nil @ SV2 )
              | ( nil = SV2 ) )
          | ~ ( ( nil != SV2 )
              | ( segmentP @ nil @ SV2 ) ) )
        = $false )
      | ( ( ssList @ SV2 )
        = $false ) ),
    inference(extcnf_not_pos,[status(thm)],[268]) ).

thf(299,plain,
    ! [SV3: $i,SV30: $i] :
      ( ( ( ~ ( ssList @ SV30 )
          | ! [SY92: $i] :
              ( ~ ( ssList @ SY92 )
              | ( ( app @ SV30 @ SY92 )
               != ( app @ SV30 @ SV3 ) )
              | ( SY92 = SV3 ) ) )
        = $true )
      | ( ( ssList @ SV3 )
        = $false ) ),
    inference(extcnf_forall_pos,[status(thm)],[269]) ).

thf(300,plain,
    ( ( ssList @ sK2_SX0 )
    = $true ),
    inference(extcnf_not_neg,[status(thm)],[270]) ).

thf(301,plain,
    ( ( ~ ( ssList @ sK3_SY88 )
      | ! [SY93: $i] :
          ( ~ ( ssList @ SY93 )
          | ( sK2_SX0 != SY93 )
          | ( sK1_U != sK3_SY88 )
          | ~ ( ~ ( ~ ( neq @ sK2_SX0 @ nil )
                  | ~ ! [SY90: $i] :
                        ~ ~ ( ~ ~ ( ~ ~ ( ~ ( ssList @ SY90 )
                                        | ~ ( neq @ SY90 @ nil ) )
                                  | ~ ( rearsegP @ sK2_SX0 @ SY90 ) )
                            | ~ ( rearsegP @ sK1_U @ SY90 ) )
                  | ! [SY95: $i] :
                      ( ~ ( ssList @ SY95 )
                      | ~ ( neq @ SY95 @ nil )
                      | ~ ( rearsegP @ SY93 @ SY95 )
                      | ~ ( rearsegP @ sK3_SY88 @ SY95 ) ) )
              | ~ ( ~ ( neq @ sK2_SX0 @ nil )
                  | ( neq @ SY93 @ nil ) ) ) ) )
    = $false ),
    inference(extcnf_forall_neg,[status(esa)],[271]) ).

thf(302,plain,
    ! [SV4: $i] :
      ( ( ( ~ ( ~ ( rearsegP @ nil @ SV4 )
              | ( nil = SV4 ) )
          | ~ ( ( nil != SV4 )
              | ( rearsegP @ nil @ SV4 ) ) )
        = $false )
      | ( ( ssList @ SV4 )
        = $false ) ),
    inference(extcnf_not_pos,[status(thm)],[272]) ).

thf(303,plain,
    ! [SV6: $i,SV31: $i] :
      ( ( ( ~ ( ssList @ SV31 )
          | ~ ~ ( ~ ( rearsegP @ SV6 @ SV31 )
                | ~ ( rearsegP @ SV31 @ SV6 ) )
          | ( SV6 = SV31 ) )
        = $true )
      | ( ( ssList @ SV6 )
        = $false ) ),
    inference(extcnf_forall_pos,[status(thm)],[274]) ).

thf(304,plain,
    ! [SV9: $i,SV32: $i] :
      ( ( ( ~ ( ssList @ SV32 )
          | ! [SY96: $i] :
              ( ~ ( ssList @ SY96 )
              | ~ ( rearsegP @ SV9 @ SV32 )
              | ( rearsegP @ ( app @ SY96 @ SV9 ) @ SV32 ) ) )
        = $true )
      | ( ( ssList @ SV9 )
        = $false ) ),
    inference(extcnf_forall_pos,[status(thm)],[277]) ).

thf(305,plain,
    ! [SV10: $i,SV33: $i] :
      ( ( ( ~ ( ssList @ SV33 )
          | ! [SY97: $i] :
              ( ~ ( ssList @ SY97 )
              | ( ( app @ ( app @ SV10 @ SV33 ) @ SY97 )
                = ( app @ SV10 @ ( app @ SV33 @ SY97 ) ) ) ) )
        = $true )
      | ( ( ssList @ SV10 )
        = $false ) ),
    inference(extcnf_forall_pos,[status(thm)],[278]) ).

thf(306,plain,
    ! [SV11: $i,SV34: $i] :
      ( ( ( ~ ( ssList @ SV34 )
          | ! [SY98: $i] :
              ( ~ ( ssList @ SY98 )
              | ~ ~ ( ~ ( rearsegP @ SV11 @ SV34 )
                    | ~ ( rearsegP @ SV34 @ SY98 ) )
              | ( rearsegP @ SV11 @ SY98 ) ) )
        = $true )
      | ( ( ssList @ SV11 )
        = $false ) ),
    inference(extcnf_forall_pos,[status(thm)],[279]) ).

thf(307,plain,
    ! [SV12: $i,SV35: $i] :
      ( ( ( ~ ( ssList @ SV35 )
          | ~ ( ~ ( ( nil
                   != ( app @ SV12 @ SV35 ) )
                  | ~ ( ( nil != SV35 )
                      | ( nil != SV12 ) ) )
              | ~ ( ~ ~ ( ( nil != SV35 )
                        | ( nil != SV12 ) )
                  | ( nil
                    = ( app @ SV12 @ SV35 ) ) ) ) )
        = $true )
      | ( ( ssList @ SV12 )
        = $false ) ),
    inference(extcnf_forall_pos,[status(thm)],[280]) ).

thf(308,plain,
    ! [SV14: $i,SV36: $i] :
      ( ( ( ~ ( ssList @ SV36 )
          | ! [SY99: $i] :
              ( ~ ( ssList @ SY99 )
              | ~ ~ ( ~ ( frontsegP @ SV14 @ SV36 )
                    | ~ ( frontsegP @ SV36 @ SY99 ) )
              | ( frontsegP @ SV14 @ SY99 ) ) )
        = $true )
      | ( ( ssList @ SV14 )
        = $false ) ),
    inference(extcnf_forall_pos,[status(thm)],[282]) ).

thf(309,plain,
    ! [SV15: $i] :
      ( ( ( ~ ( ( nil != SV15 ) ) )
        = $true )
      | ( ( ~ ! [SY76: $i] :
                ~ ~ ( ~ ( ssList @ SY76 )
                    | ( ( tl @ SV15 )
                     != SY76 ) ) )
        = $true )
      | ( ( ssList @ SV15 )
        = $false ) ),
    inference(extcnf_or_pos,[status(thm)],[283]) ).

thf(310,plain,
    ! [SV17: $i] :
      ( ( ( ~ ( ( nil != SV17 ) ) )
        = $true )
      | ( ( ssList @ ( tl @ SV17 ) )
        = $true )
      | ( ( ssList @ SV17 )
        = $false ) ),
    inference(extcnf_or_pos,[status(thm)],[285]) ).

thf(311,plain,
    ! [SV18: $i,SV37: $i] :
      ( ( ( ~ ( ssList @ SV37 )
          | ~ ( ~ ( ~ ( neq @ SV18 @ SV37 )
                  | ( SV18 != SV37 ) )
              | ~ ( ~ ( ( SV18 != SV37 ) )
                  | ( neq @ SV18 @ SV37 ) ) ) )
        = $true )
      | ( ( ssList @ SV18 )
        = $false ) ),
    inference(extcnf_forall_pos,[status(thm)],[286]) ).

thf(312,plain,
    ! [SV21: $i,SV38: $i] :
      ( ( ( ~ ( ssList @ SV38 )
          | ! [SY100: $i] :
              ( ~ ( ssList @ SY100 )
              | ( ( app @ SY100 @ SV38 )
               != ( app @ SV21 @ SV38 ) )
              | ( SY100 = SV21 ) ) )
        = $true )
      | ( ( ssList @ SV21 )
        = $false ) ),
    inference(extcnf_forall_pos,[status(thm)],[289]) ).

thf(313,plain,
    ! [SV23: $i,SV39: $i] :
      ( ( ( ~ ( ssList @ SV39 )
          | ! [SY101: $i] :
              ( ~ ( ssList @ SY101 )
              | ~ ~ ( ~ ( segmentP @ SV23 @ SV39 )
                    | ~ ( segmentP @ SV39 @ SY101 ) )
              | ( segmentP @ SV23 @ SY101 ) ) )
        = $true )
      | ( ( ssList @ SV23 )
        = $false ) ),
    inference(extcnf_forall_pos,[status(thm)],[291]) ).

thf(314,plain,
    ! [SV24: $i,SV40: $i] :
      ( ( ( ~ ( ssItem @ SV40 )
          | ~ ( ~ ( ~ ( neq @ SV24 @ SV40 )
                  | ( SV24 != SV40 ) )
              | ~ ( ~ ( ( SV24 != SV40 ) )
                  | ( neq @ SV24 @ SV40 ) ) ) )
        = $true )
      | ( ( ssItem @ SV24 )
        = $false ) ),
    inference(extcnf_forall_pos,[status(thm)],[292]) ).

thf(315,plain,
    ! [SV25: $i,SV41: $i] :
      ( ( ( ~ ( ssList @ SV41 )
          | ~ ~ ( ~ ( segmentP @ SV25 @ SV41 )
                | ~ ( segmentP @ SV41 @ SV25 ) )
          | ( SV25 = SV41 ) )
        = $true )
      | ( ( ssList @ SV25 )
        = $false ) ),
    inference(extcnf_forall_pos,[status(thm)],[293]) ).

thf(316,plain,
    ! [SV26: $i] :
      ( ( ( ~ ( ~ ( frontsegP @ nil @ SV26 )
              | ( nil = SV26 ) )
          | ~ ( ( nil != SV26 )
              | ( frontsegP @ nil @ SV26 ) ) )
        = $false )
      | ( ( ssList @ SV26 )
        = $false ) ),
    inference(extcnf_not_pos,[status(thm)],[294]) ).

thf(317,plain,
    ! [SV27: $i,SV42: $i] :
      ( ( ( ~ ( ssList @ SV42 )
          | ~ ( ~ ( ~ ( rearsegP @ SV27 @ SV42 )
                  | ~ ! [SY102: $i] :
                        ~ ~ ( ~ ( ssList @ SY102 )
                            | ( ( app @ SY102 @ SV42 )
                             != SV27 ) ) )
              | ~ ( ~ ~ ! [SY103: $i] :
                          ~ ~ ( ~ ( ssList @ SY103 )
                              | ( ( app @ SY103 @ SV42 )
                               != SV27 ) )
                  | ( rearsegP @ SV27 @ SV42 ) ) ) )
        = $true )
      | ( ( ssList @ SV27 )
        = $false ) ),
    inference(extcnf_forall_pos,[status(thm)],[295]) ).

thf(318,plain,
    ! [SV28: $i,SV43: $i] :
      ( ( ( ~ ( ssList @ SV43 )
          | ( ssList @ ( app @ SV28 @ SV43 ) ) )
        = $true )
      | ( ( ssList @ SV28 )
        = $false ) ),
    inference(extcnf_forall_pos,[status(thm)],[296]) ).

thf(319,plain,
    ! [SV1: $i,SV29: $i] :
      ( ( ( ~ ( ssList @ SV29 ) )
        = $true )
      | ( ( ~ ~ ( ~ ( frontsegP @ SV1 @ SV29 )
                | ~ ( frontsegP @ SV29 @ SV1 ) )
          | ( SV1 = SV29 ) )
        = $true )
      | ( ( ssList @ SV1 )
        = $false ) ),
    inference(extcnf_or_pos,[status(thm)],[297]) ).

thf(320,plain,
    ! [SV2: $i] :
      ( ( ( ~ ( ~ ( segmentP @ nil @ SV2 )
              | ( nil = SV2 ) ) )
        = $false )
      | ( ( ssList @ SV2 )
        = $false ) ),
    inference(extcnf_or_neg,[status(thm)],[298]) ).

thf(321,plain,
    ! [SV2: $i] :
      ( ( ( ~ ( ( nil != SV2 )
              | ( segmentP @ nil @ SV2 ) ) )
        = $false )
      | ( ( ssList @ SV2 )
        = $false ) ),
    inference(extcnf_or_neg,[status(thm)],[298]) ).

thf(322,plain,
    ! [SV3: $i,SV30: $i] :
      ( ( ( ~ ( ssList @ SV30 ) )
        = $true )
      | ( ( ! [SY92: $i] :
              ( ~ ( ssList @ SY92 )
              | ( ( app @ SV30 @ SY92 )
               != ( app @ SV30 @ SV3 ) )
              | ( SY92 = SV3 ) ) )
        = $true )
      | ( ( ssList @ SV3 )
        = $false ) ),
    inference(extcnf_or_pos,[status(thm)],[299]) ).

thf(323,plain,
    ( ( ~ ( ssList @ sK3_SY88 ) )
    = $false ),
    inference(extcnf_or_neg,[status(thm)],[301]) ).

thf(324,plain,
    ( ( ! [SY93: $i] :
          ( ~ ( ssList @ SY93 )
          | ( sK2_SX0 != SY93 )
          | ( sK1_U != sK3_SY88 )
          | ~ ( ~ ( ~ ( neq @ sK2_SX0 @ nil )
                  | ~ ! [SY90: $i] :
                        ~ ~ ( ~ ~ ( ~ ~ ( ~ ( ssList @ SY90 )
                                        | ~ ( neq @ SY90 @ nil ) )
                                  | ~ ( rearsegP @ sK2_SX0 @ SY90 ) )
                            | ~ ( rearsegP @ sK1_U @ SY90 ) )
                  | ! [SY95: $i] :
                      ( ~ ( ssList @ SY95 )
                      | ~ ( neq @ SY95 @ nil )
                      | ~ ( rearsegP @ SY93 @ SY95 )
                      | ~ ( rearsegP @ sK3_SY88 @ SY95 ) ) )
              | ~ ( ~ ( neq @ sK2_SX0 @ nil )
                  | ( neq @ SY93 @ nil ) ) ) ) )
    = $false ),
    inference(extcnf_or_neg,[status(thm)],[301]) ).

thf(325,plain,
    ! [SV4: $i] :
      ( ( ( ~ ( ~ ( rearsegP @ nil @ SV4 )
              | ( nil = SV4 ) ) )
        = $false )
      | ( ( ssList @ SV4 )
        = $false ) ),
    inference(extcnf_or_neg,[status(thm)],[302]) ).

thf(326,plain,
    ! [SV4: $i] :
      ( ( ( ~ ( ( nil != SV4 )
              | ( rearsegP @ nil @ SV4 ) ) )
        = $false )
      | ( ( ssList @ SV4 )
        = $false ) ),
    inference(extcnf_or_neg,[status(thm)],[302]) ).

thf(327,plain,
    ! [SV6: $i,SV31: $i] :
      ( ( ( ~ ( ssList @ SV31 ) )
        = $true )
      | ( ( ~ ~ ( ~ ( rearsegP @ SV6 @ SV31 )
                | ~ ( rearsegP @ SV31 @ SV6 ) )
          | ( SV6 = SV31 ) )
        = $true )
      | ( ( ssList @ SV6 )
        = $false ) ),
    inference(extcnf_or_pos,[status(thm)],[303]) ).

thf(328,plain,
    ! [SV9: $i,SV32: $i] :
      ( ( ( ~ ( ssList @ SV32 ) )
        = $true )
      | ( ( ! [SY96: $i] :
              ( ~ ( ssList @ SY96 )
              | ~ ( rearsegP @ SV9 @ SV32 )
              | ( rearsegP @ ( app @ SY96 @ SV9 ) @ SV32 ) ) )
        = $true )
      | ( ( ssList @ SV9 )
        = $false ) ),
    inference(extcnf_or_pos,[status(thm)],[304]) ).

thf(329,plain,
    ! [SV10: $i,SV33: $i] :
      ( ( ( ~ ( ssList @ SV33 ) )
        = $true )
      | ( ( ! [SY97: $i] :
              ( ~ ( ssList @ SY97 )
              | ( ( app @ ( app @ SV10 @ SV33 ) @ SY97 )
                = ( app @ SV10 @ ( app @ SV33 @ SY97 ) ) ) ) )
        = $true )
      | ( ( ssList @ SV10 )
        = $false ) ),
    inference(extcnf_or_pos,[status(thm)],[305]) ).

thf(330,plain,
    ! [SV11: $i,SV34: $i] :
      ( ( ( ~ ( ssList @ SV34 ) )
        = $true )
      | ( ( ! [SY98: $i] :
              ( ~ ( ssList @ SY98 )
              | ~ ~ ( ~ ( rearsegP @ SV11 @ SV34 )
                    | ~ ( rearsegP @ SV34 @ SY98 ) )
              | ( rearsegP @ SV11 @ SY98 ) ) )
        = $true )
      | ( ( ssList @ SV11 )
        = $false ) ),
    inference(extcnf_or_pos,[status(thm)],[306]) ).

thf(331,plain,
    ! [SV12: $i,SV35: $i] :
      ( ( ( ~ ( ssList @ SV35 ) )
        = $true )
      | ( ( ~ ( ~ ( ( nil
                   != ( app @ SV12 @ SV35 ) )
                  | ~ ( ( nil != SV35 )
                      | ( nil != SV12 ) ) )
              | ~ ( ~ ~ ( ( nil != SV35 )
                        | ( nil != SV12 ) )
                  | ( nil
                    = ( app @ SV12 @ SV35 ) ) ) ) )
        = $true )
      | ( ( ssList @ SV12 )
        = $false ) ),
    inference(extcnf_or_pos,[status(thm)],[307]) ).

thf(332,plain,
    ! [SV14: $i,SV36: $i] :
      ( ( ( ~ ( ssList @ SV36 ) )
        = $true )
      | ( ( ! [SY99: $i] :
              ( ~ ( ssList @ SY99 )
              | ~ ~ ( ~ ( frontsegP @ SV14 @ SV36 )
                    | ~ ( frontsegP @ SV36 @ SY99 ) )
              | ( frontsegP @ SV14 @ SY99 ) ) )
        = $true )
      | ( ( ssList @ SV14 )
        = $false ) ),
    inference(extcnf_or_pos,[status(thm)],[308]) ).

thf(333,plain,
    ! [SV15: $i] :
      ( ( ( nil != SV15 )
        = $false )
      | ( ( ~ ! [SY76: $i] :
                ~ ~ ( ~ ( ssList @ SY76 )
                    | ( ( tl @ SV15 )
                     != SY76 ) ) )
        = $true )
      | ( ( ssList @ SV15 )
        = $false ) ),
    inference(extcnf_not_pos,[status(thm)],[309]) ).

thf(334,plain,
    ! [SV17: $i] :
      ( ( ( nil != SV17 )
        = $false )
      | ( ( ssList @ ( tl @ SV17 ) )
        = $true )
      | ( ( ssList @ SV17 )
        = $false ) ),
    inference(extcnf_not_pos,[status(thm)],[310]) ).

thf(335,plain,
    ! [SV18: $i,SV37: $i] :
      ( ( ( ~ ( ssList @ SV37 ) )
        = $true )
      | ( ( ~ ( ~ ( ~ ( neq @ SV18 @ SV37 )
                  | ( SV18 != SV37 ) )
              | ~ ( ~ ( ( SV18 != SV37 ) )
                  | ( neq @ SV18 @ SV37 ) ) ) )
        = $true )
      | ( ( ssList @ SV18 )
        = $false ) ),
    inference(extcnf_or_pos,[status(thm)],[311]) ).

thf(336,plain,
    ! [SV21: $i,SV38: $i] :
      ( ( ( ~ ( ssList @ SV38 ) )
        = $true )
      | ( ( ! [SY100: $i] :
              ( ~ ( ssList @ SY100 )
              | ( ( app @ SY100 @ SV38 )
               != ( app @ SV21 @ SV38 ) )
              | ( SY100 = SV21 ) ) )
        = $true )
      | ( ( ssList @ SV21 )
        = $false ) ),
    inference(extcnf_or_pos,[status(thm)],[312]) ).

thf(337,plain,
    ! [SV23: $i,SV39: $i] :
      ( ( ( ~ ( ssList @ SV39 ) )
        = $true )
      | ( ( ! [SY101: $i] :
              ( ~ ( ssList @ SY101 )
              | ~ ~ ( ~ ( segmentP @ SV23 @ SV39 )
                    | ~ ( segmentP @ SV39 @ SY101 ) )
              | ( segmentP @ SV23 @ SY101 ) ) )
        = $true )
      | ( ( ssList @ SV23 )
        = $false ) ),
    inference(extcnf_or_pos,[status(thm)],[313]) ).

thf(338,plain,
    ! [SV24: $i,SV40: $i] :
      ( ( ( ~ ( ssItem @ SV40 ) )
        = $true )
      | ( ( ~ ( ~ ( ~ ( neq @ SV24 @ SV40 )
                  | ( SV24 != SV40 ) )
              | ~ ( ~ ( ( SV24 != SV40 ) )
                  | ( neq @ SV24 @ SV40 ) ) ) )
        = $true )
      | ( ( ssItem @ SV24 )
        = $false ) ),
    inference(extcnf_or_pos,[status(thm)],[314]) ).

thf(339,plain,
    ! [SV25: $i,SV41: $i] :
      ( ( ( ~ ( ssList @ SV41 ) )
        = $true )
      | ( ( ~ ~ ( ~ ( segmentP @ SV25 @ SV41 )
                | ~ ( segmentP @ SV41 @ SV25 ) )
          | ( SV25 = SV41 ) )
        = $true )
      | ( ( ssList @ SV25 )
        = $false ) ),
    inference(extcnf_or_pos,[status(thm)],[315]) ).

thf(340,plain,
    ! [SV26: $i] :
      ( ( ( ~ ( ~ ( frontsegP @ nil @ SV26 )
              | ( nil = SV26 ) ) )
        = $false )
      | ( ( ssList @ SV26 )
        = $false ) ),
    inference(extcnf_or_neg,[status(thm)],[316]) ).

thf(341,plain,
    ! [SV26: $i] :
      ( ( ( ~ ( ( nil != SV26 )
              | ( frontsegP @ nil @ SV26 ) ) )
        = $false )
      | ( ( ssList @ SV26 )
        = $false ) ),
    inference(extcnf_or_neg,[status(thm)],[316]) ).

thf(342,plain,
    ! [SV27: $i,SV42: $i] :
      ( ( ( ~ ( ssList @ SV42 ) )
        = $true )
      | ( ( ~ ( ~ ( ~ ( rearsegP @ SV27 @ SV42 )
                  | ~ ! [SY102: $i] :
                        ~ ~ ( ~ ( ssList @ SY102 )
                            | ( ( app @ SY102 @ SV42 )
                             != SV27 ) ) )
              | ~ ( ~ ~ ! [SY103: $i] :
                          ~ ~ ( ~ ( ssList @ SY103 )
                              | ( ( app @ SY103 @ SV42 )
                               != SV27 ) )
                  | ( rearsegP @ SV27 @ SV42 ) ) ) )
        = $true )
      | ( ( ssList @ SV27 )
        = $false ) ),
    inference(extcnf_or_pos,[status(thm)],[317]) ).

thf(343,plain,
    ! [SV28: $i,SV43: $i] :
      ( ( ( ~ ( ssList @ SV43 ) )
        = $true )
      | ( ( ssList @ ( app @ SV28 @ SV43 ) )
        = $true )
      | ( ( ssList @ SV28 )
        = $false ) ),
    inference(extcnf_or_pos,[status(thm)],[318]) ).

thf(344,plain,
    ! [SV1: $i,SV29: $i] :
      ( ( ( ssList @ SV29 )
        = $false )
      | ( ( ~ ~ ( ~ ( frontsegP @ SV1 @ SV29 )
                | ~ ( frontsegP @ SV29 @ SV1 ) )
          | ( SV1 = SV29 ) )
        = $true )
      | ( ( ssList @ SV1 )
        = $false ) ),
    inference(extcnf_not_pos,[status(thm)],[319]) ).

thf(345,plain,
    ! [SV2: $i] :
      ( ( ( ~ ( segmentP @ nil @ SV2 )
          | ( nil = SV2 ) )
        = $true )
      | ( ( ssList @ SV2 )
        = $false ) ),
    inference(extcnf_not_neg,[status(thm)],[320]) ).

thf(346,plain,
    ! [SV2: $i] :
      ( ( ( ( nil != SV2 )
          | ( segmentP @ nil @ SV2 ) )
        = $true )
      | ( ( ssList @ SV2 )
        = $false ) ),
    inference(extcnf_not_neg,[status(thm)],[321]) ).

thf(347,plain,
    ! [SV3: $i,SV30: $i] :
      ( ( ( ssList @ SV30 )
        = $false )
      | ( ( ! [SY92: $i] :
              ( ~ ( ssList @ SY92 )
              | ( ( app @ SV30 @ SY92 )
               != ( app @ SV30 @ SV3 ) )
              | ( SY92 = SV3 ) ) )
        = $true )
      | ( ( ssList @ SV3 )
        = $false ) ),
    inference(extcnf_not_pos,[status(thm)],[322]) ).

thf(348,plain,
    ( ( ssList @ sK3_SY88 )
    = $true ),
    inference(extcnf_not_neg,[status(thm)],[323]) ).

thf(349,plain,
    ( ( ~ ( ssList @ sK4_SY93 )
      | ( sK2_SX0 != sK4_SY93 )
      | ( sK1_U != sK3_SY88 )
      | ~ ( ~ ( ~ ( neq @ sK2_SX0 @ nil )
              | ~ ! [SY90: $i] :
                    ~ ~ ( ~ ~ ( ~ ~ ( ~ ( ssList @ SY90 )
                                    | ~ ( neq @ SY90 @ nil ) )
                              | ~ ( rearsegP @ sK2_SX0 @ SY90 ) )
                        | ~ ( rearsegP @ sK1_U @ SY90 ) )
              | ! [SY105: $i] :
                  ( ~ ( ssList @ SY105 )
                  | ~ ( neq @ SY105 @ nil )
                  | ~ ( rearsegP @ sK4_SY93 @ SY105 )
                  | ~ ( rearsegP @ sK3_SY88 @ SY105 ) ) )
          | ~ ( ~ ( neq @ sK2_SX0 @ nil )
              | ( neq @ sK4_SY93 @ nil ) ) ) )
    = $false ),
    inference(extcnf_forall_neg,[status(esa)],[324]) ).

thf(350,plain,
    ! [SV4: $i] :
      ( ( ( ~ ( rearsegP @ nil @ SV4 )
          | ( nil = SV4 ) )
        = $true )
      | ( ( ssList @ SV4 )
        = $false ) ),
    inference(extcnf_not_neg,[status(thm)],[325]) ).

thf(351,plain,
    ! [SV4: $i] :
      ( ( ( ( nil != SV4 )
          | ( rearsegP @ nil @ SV4 ) )
        = $true )
      | ( ( ssList @ SV4 )
        = $false ) ),
    inference(extcnf_not_neg,[status(thm)],[326]) ).

thf(352,plain,
    ! [SV6: $i,SV31: $i] :
      ( ( ( ssList @ SV31 )
        = $false )
      | ( ( ~ ~ ( ~ ( rearsegP @ SV6 @ SV31 )
                | ~ ( rearsegP @ SV31 @ SV6 ) )
          | ( SV6 = SV31 ) )
        = $true )
      | ( ( ssList @ SV6 )
        = $false ) ),
    inference(extcnf_not_pos,[status(thm)],[327]) ).

thf(353,plain,
    ! [SV9: $i,SV32: $i] :
      ( ( ( ssList @ SV32 )
        = $false )
      | ( ( ! [SY96: $i] :
              ( ~ ( ssList @ SY96 )
              | ~ ( rearsegP @ SV9 @ SV32 )
              | ( rearsegP @ ( app @ SY96 @ SV9 ) @ SV32 ) ) )
        = $true )
      | ( ( ssList @ SV9 )
        = $false ) ),
    inference(extcnf_not_pos,[status(thm)],[328]) ).

thf(354,plain,
    ! [SV10: $i,SV33: $i] :
      ( ( ( ssList @ SV33 )
        = $false )
      | ( ( ! [SY97: $i] :
              ( ~ ( ssList @ SY97 )
              | ( ( app @ ( app @ SV10 @ SV33 ) @ SY97 )
                = ( app @ SV10 @ ( app @ SV33 @ SY97 ) ) ) ) )
        = $true )
      | ( ( ssList @ SV10 )
        = $false ) ),
    inference(extcnf_not_pos,[status(thm)],[329]) ).

thf(355,plain,
    ! [SV11: $i,SV34: $i] :
      ( ( ( ssList @ SV34 )
        = $false )
      | ( ( ! [SY98: $i] :
              ( ~ ( ssList @ SY98 )
              | ~ ~ ( ~ ( rearsegP @ SV11 @ SV34 )
                    | ~ ( rearsegP @ SV34 @ SY98 ) )
              | ( rearsegP @ SV11 @ SY98 ) ) )
        = $true )
      | ( ( ssList @ SV11 )
        = $false ) ),
    inference(extcnf_not_pos,[status(thm)],[330]) ).

thf(356,plain,
    ! [SV12: $i,SV35: $i] :
      ( ( ( ssList @ SV35 )
        = $false )
      | ( ( ~ ( ~ ( ( nil
                   != ( app @ SV12 @ SV35 ) )
                  | ~ ( ( nil != SV35 )
                      | ( nil != SV12 ) ) )
              | ~ ( ~ ~ ( ( nil != SV35 )
                        | ( nil != SV12 ) )
                  | ( nil
                    = ( app @ SV12 @ SV35 ) ) ) ) )
        = $true )
      | ( ( ssList @ SV12 )
        = $false ) ),
    inference(extcnf_not_pos,[status(thm)],[331]) ).

thf(357,plain,
    ! [SV14: $i,SV36: $i] :
      ( ( ( ssList @ SV36 )
        = $false )
      | ( ( ! [SY99: $i] :
              ( ~ ( ssList @ SY99 )
              | ~ ~ ( ~ ( frontsegP @ SV14 @ SV36 )
                    | ~ ( frontsegP @ SV36 @ SY99 ) )
              | ( frontsegP @ SV14 @ SY99 ) ) )
        = $true )
      | ( ( ssList @ SV14 )
        = $false ) ),
    inference(extcnf_not_pos,[status(thm)],[332]) ).

thf(358,plain,
    ! [SV15: $i] :
      ( ( ( nil = SV15 )
        = $true )
      | ( ( ~ ! [SY76: $i] :
                ~ ~ ( ~ ( ssList @ SY76 )
                    | ( ( tl @ SV15 )
                     != SY76 ) ) )
        = $true )
      | ( ( ssList @ SV15 )
        = $false ) ),
    inference(extcnf_not_neg,[status(thm)],[333]) ).

thf(359,plain,
    ! [SV17: $i] :
      ( ( ( nil = SV17 )
        = $true )
      | ( ( ssList @ ( tl @ SV17 ) )
        = $true )
      | ( ( ssList @ SV17 )
        = $false ) ),
    inference(extcnf_not_neg,[status(thm)],[334]) ).

thf(360,plain,
    ! [SV18: $i,SV37: $i] :
      ( ( ( ssList @ SV37 )
        = $false )
      | ( ( ~ ( ~ ( ~ ( neq @ SV18 @ SV37 )
                  | ( SV18 != SV37 ) )
              | ~ ( ~ ( ( SV18 != SV37 ) )
                  | ( neq @ SV18 @ SV37 ) ) ) )
        = $true )
      | ( ( ssList @ SV18 )
        = $false ) ),
    inference(extcnf_not_pos,[status(thm)],[335]) ).

thf(361,plain,
    ! [SV21: $i,SV38: $i] :
      ( ( ( ssList @ SV38 )
        = $false )
      | ( ( ! [SY100: $i] :
              ( ~ ( ssList @ SY100 )
              | ( ( app @ SY100 @ SV38 )
               != ( app @ SV21 @ SV38 ) )
              | ( SY100 = SV21 ) ) )
        = $true )
      | ( ( ssList @ SV21 )
        = $false ) ),
    inference(extcnf_not_pos,[status(thm)],[336]) ).

thf(362,plain,
    ! [SV23: $i,SV39: $i] :
      ( ( ( ssList @ SV39 )
        = $false )
      | ( ( ! [SY101: $i] :
              ( ~ ( ssList @ SY101 )
              | ~ ~ ( ~ ( segmentP @ SV23 @ SV39 )
                    | ~ ( segmentP @ SV39 @ SY101 ) )
              | ( segmentP @ SV23 @ SY101 ) ) )
        = $true )
      | ( ( ssList @ SV23 )
        = $false ) ),
    inference(extcnf_not_pos,[status(thm)],[337]) ).

thf(363,plain,
    ! [SV24: $i,SV40: $i] :
      ( ( ( ssItem @ SV40 )
        = $false )
      | ( ( ~ ( ~ ( ~ ( neq @ SV24 @ SV40 )
                  | ( SV24 != SV40 ) )
              | ~ ( ~ ( ( SV24 != SV40 ) )
                  | ( neq @ SV24 @ SV40 ) ) ) )
        = $true )
      | ( ( ssItem @ SV24 )
        = $false ) ),
    inference(extcnf_not_pos,[status(thm)],[338]) ).

thf(364,plain,
    ! [SV25: $i,SV41: $i] :
      ( ( ( ssList @ SV41 )
        = $false )
      | ( ( ~ ~ ( ~ ( segmentP @ SV25 @ SV41 )
                | ~ ( segmentP @ SV41 @ SV25 ) )
          | ( SV25 = SV41 ) )
        = $true )
      | ( ( ssList @ SV25 )
        = $false ) ),
    inference(extcnf_not_pos,[status(thm)],[339]) ).

thf(365,plain,
    ! [SV26: $i] :
      ( ( ( ~ ( frontsegP @ nil @ SV26 )
          | ( nil = SV26 ) )
        = $true )
      | ( ( ssList @ SV26 )
        = $false ) ),
    inference(extcnf_not_neg,[status(thm)],[340]) ).

thf(366,plain,
    ! [SV26: $i] :
      ( ( ( ( nil != SV26 )
          | ( frontsegP @ nil @ SV26 ) )
        = $true )
      | ( ( ssList @ SV26 )
        = $false ) ),
    inference(extcnf_not_neg,[status(thm)],[341]) ).

thf(367,plain,
    ! [SV27: $i,SV42: $i] :
      ( ( ( ssList @ SV42 )
        = $false )
      | ( ( ~ ( ~ ( ~ ( rearsegP @ SV27 @ SV42 )
                  | ~ ! [SY102: $i] :
                        ~ ~ ( ~ ( ssList @ SY102 )
                            | ( ( app @ SY102 @ SV42 )
                             != SV27 ) ) )
              | ~ ( ~ ~ ! [SY103: $i] :
                          ~ ~ ( ~ ( ssList @ SY103 )
                              | ( ( app @ SY103 @ SV42 )
                               != SV27 ) )
                  | ( rearsegP @ SV27 @ SV42 ) ) ) )
        = $true )
      | ( ( ssList @ SV27 )
        = $false ) ),
    inference(extcnf_not_pos,[status(thm)],[342]) ).

thf(368,plain,
    ! [SV28: $i,SV43: $i] :
      ( ( ( ssList @ SV43 )
        = $false )
      | ( ( ssList @ ( app @ SV28 @ SV43 ) )
        = $true )
      | ( ( ssList @ SV28 )
        = $false ) ),
    inference(extcnf_not_pos,[status(thm)],[343]) ).

thf(369,plain,
    ! [SV29: $i,SV1: $i] :
      ( ( ( ~ ~ ( ~ ( frontsegP @ SV1 @ SV29 )
                | ~ ( frontsegP @ SV29 @ SV1 ) ) )
        = $true )
      | ( ( SV1 = SV29 )
        = $true )
      | ( ( ssList @ SV29 )
        = $false )
      | ( ( ssList @ SV1 )
        = $false ) ),
    inference(extcnf_or_pos,[status(thm)],[344]) ).

thf(370,plain,
    ! [SV2: $i] :
      ( ( ( ~ ( segmentP @ nil @ SV2 ) )
        = $true )
      | ( ( nil = SV2 )
        = $true )
      | ( ( ssList @ SV2 )
        = $false ) ),
    inference(extcnf_or_pos,[status(thm)],[345]) ).

thf(371,plain,
    ! [SV2: $i] :
      ( ( ( nil != SV2 )
        = $true )
      | ( ( segmentP @ nil @ SV2 )
        = $true )
      | ( ( ssList @ SV2 )
        = $false ) ),
    inference(extcnf_or_pos,[status(thm)],[346]) ).

thf(372,plain,
    ! [SV3: $i,SV30: $i,SV44: $i] :
      ( ( ( ~ ( ssList @ SV44 )
          | ( ( app @ SV30 @ SV44 )
           != ( app @ SV30 @ SV3 ) )
          | ( SV44 = SV3 ) )
        = $true )
      | ( ( ssList @ SV30 )
        = $false )
      | ( ( ssList @ SV3 )
        = $false ) ),
    inference(extcnf_forall_pos,[status(thm)],[347]) ).

thf(373,plain,
    ( ( ~ ( ssList @ sK4_SY93 ) )
    = $false ),
    inference(extcnf_or_neg,[status(thm)],[349]) ).

thf(374,plain,
    ( ( ( sK2_SX0 != sK4_SY93 )
      | ( sK1_U != sK3_SY88 )
      | ~ ( ~ ( ~ ( neq @ sK2_SX0 @ nil )
              | ~ ! [SY90: $i] :
                    ~ ~ ( ~ ~ ( ~ ~ ( ~ ( ssList @ SY90 )
                                    | ~ ( neq @ SY90 @ nil ) )
                              | ~ ( rearsegP @ sK2_SX0 @ SY90 ) )
                        | ~ ( rearsegP @ sK1_U @ SY90 ) )
              | ! [SY105: $i] :
                  ( ~ ( ssList @ SY105 )
                  | ~ ( neq @ SY105 @ nil )
                  | ~ ( rearsegP @ sK4_SY93 @ SY105 )
                  | ~ ( rearsegP @ sK3_SY88 @ SY105 ) ) )
          | ~ ( ~ ( neq @ sK2_SX0 @ nil )
              | ( neq @ sK4_SY93 @ nil ) ) ) )
    = $false ),
    inference(extcnf_or_neg,[status(thm)],[349]) ).

thf(375,plain,
    ! [SV4: $i] :
      ( ( ( ~ ( rearsegP @ nil @ SV4 ) )
        = $true )
      | ( ( nil = SV4 )
        = $true )
      | ( ( ssList @ SV4 )
        = $false ) ),
    inference(extcnf_or_pos,[status(thm)],[350]) ).

thf(376,plain,
    ! [SV4: $i] :
      ( ( ( nil != SV4 )
        = $true )
      | ( ( rearsegP @ nil @ SV4 )
        = $true )
      | ( ( ssList @ SV4 )
        = $false ) ),
    inference(extcnf_or_pos,[status(thm)],[351]) ).

thf(377,plain,
    ! [SV31: $i,SV6: $i] :
      ( ( ( ~ ~ ( ~ ( rearsegP @ SV6 @ SV31 )
                | ~ ( rearsegP @ SV31 @ SV6 ) ) )
        = $true )
      | ( ( SV6 = SV31 )
        = $true )
      | ( ( ssList @ SV31 )
        = $false )
      | ( ( ssList @ SV6 )
        = $false ) ),
    inference(extcnf_or_pos,[status(thm)],[352]) ).

thf(378,plain,
    ! [SV32: $i,SV9: $i,SV45: $i] :
      ( ( ( ~ ( ssList @ SV45 )
          | ~ ( rearsegP @ SV9 @ SV32 )
          | ( rearsegP @ ( app @ SV45 @ SV9 ) @ SV32 ) )
        = $true )
      | ( ( ssList @ SV32 )
        = $false )
      | ( ( ssList @ SV9 )
        = $false ) ),
    inference(extcnf_forall_pos,[status(thm)],[353]) ).

thf(379,plain,
    ! [SV33: $i,SV10: $i,SV46: $i] :
      ( ( ( ~ ( ssList @ SV46 )
          | ( ( app @ ( app @ SV10 @ SV33 ) @ SV46 )
            = ( app @ SV10 @ ( app @ SV33 @ SV46 ) ) ) )
        = $true )
      | ( ( ssList @ SV33 )
        = $false )
      | ( ( ssList @ SV10 )
        = $false ) ),
    inference(extcnf_forall_pos,[status(thm)],[354]) ).

thf(380,plain,
    ! [SV34: $i,SV11: $i,SV47: $i] :
      ( ( ( ~ ( ssList @ SV47 )
          | ~ ~ ( ~ ( rearsegP @ SV11 @ SV34 )
                | ~ ( rearsegP @ SV34 @ SV47 ) )
          | ( rearsegP @ SV11 @ SV47 ) )
        = $true )
      | ( ( ssList @ SV34 )
        = $false )
      | ( ( ssList @ SV11 )
        = $false ) ),
    inference(extcnf_forall_pos,[status(thm)],[355]) ).

thf(381,plain,
    ! [SV35: $i,SV12: $i] :
      ( ( ( ~ ( ( nil
               != ( app @ SV12 @ SV35 ) )
              | ~ ( ( nil != SV35 )
                  | ( nil != SV12 ) ) )
          | ~ ( ~ ~ ( ( nil != SV35 )
                    | ( nil != SV12 ) )
              | ( nil
                = ( app @ SV12 @ SV35 ) ) ) )
        = $false )
      | ( ( ssList @ SV35 )
        = $false )
      | ( ( ssList @ SV12 )
        = $false ) ),
    inference(extcnf_not_pos,[status(thm)],[356]) ).

thf(382,plain,
    ! [SV36: $i,SV14: $i,SV48: $i] :
      ( ( ( ~ ( ssList @ SV48 )
          | ~ ~ ( ~ ( frontsegP @ SV14 @ SV36 )
                | ~ ( frontsegP @ SV36 @ SV48 ) )
          | ( frontsegP @ SV14 @ SV48 ) )
        = $true )
      | ( ( ssList @ SV36 )
        = $false )
      | ( ( ssList @ SV14 )
        = $false ) ),
    inference(extcnf_forall_pos,[status(thm)],[357]) ).

thf(383,plain,
    ! [SV15: $i] :
      ( ( ( ! [SY76: $i] :
              ~ ~ ( ~ ( ssList @ SY76 )
                  | ( ( tl @ SV15 )
                   != SY76 ) ) )
        = $false )
      | ( ( nil = SV15 )
        = $true )
      | ( ( ssList @ SV15 )
        = $false ) ),
    inference(extcnf_not_pos,[status(thm)],[358]) ).

thf(384,plain,
    ! [SV37: $i,SV18: $i] :
      ( ( ( ~ ( ~ ( neq @ SV18 @ SV37 )
              | ( SV18 != SV37 ) )
          | ~ ( ~ ( ( SV18 != SV37 ) )
              | ( neq @ SV18 @ SV37 ) ) )
        = $false )
      | ( ( ssList @ SV37 )
        = $false )
      | ( ( ssList @ SV18 )
        = $false ) ),
    inference(extcnf_not_pos,[status(thm)],[360]) ).

thf(385,plain,
    ! [SV21: $i,SV38: $i,SV49: $i] :
      ( ( ( ~ ( ssList @ SV49 )
          | ( ( app @ SV49 @ SV38 )
           != ( app @ SV21 @ SV38 ) )
          | ( SV49 = SV21 ) )
        = $true )
      | ( ( ssList @ SV38 )
        = $false )
      | ( ( ssList @ SV21 )
        = $false ) ),
    inference(extcnf_forall_pos,[status(thm)],[361]) ).

thf(386,plain,
    ! [SV39: $i,SV23: $i,SV50: $i] :
      ( ( ( ~ ( ssList @ SV50 )
          | ~ ~ ( ~ ( segmentP @ SV23 @ SV39 )
                | ~ ( segmentP @ SV39 @ SV50 ) )
          | ( segmentP @ SV23 @ SV50 ) )
        = $true )
      | ( ( ssList @ SV39 )
        = $false )
      | ( ( ssList @ SV23 )
        = $false ) ),
    inference(extcnf_forall_pos,[status(thm)],[362]) ).

thf(387,plain,
    ! [SV40: $i,SV24: $i] :
      ( ( ( ~ ( ~ ( neq @ SV24 @ SV40 )
              | ( SV24 != SV40 ) )
          | ~ ( ~ ( ( SV24 != SV40 ) )
              | ( neq @ SV24 @ SV40 ) ) )
        = $false )
      | ( ( ssItem @ SV40 )
        = $false )
      | ( ( ssItem @ SV24 )
        = $false ) ),
    inference(extcnf_not_pos,[status(thm)],[363]) ).

thf(388,plain,
    ! [SV41: $i,SV25: $i] :
      ( ( ( ~ ~ ( ~ ( segmentP @ SV25 @ SV41 )
                | ~ ( segmentP @ SV41 @ SV25 ) ) )
        = $true )
      | ( ( SV25 = SV41 )
        = $true )
      | ( ( ssList @ SV41 )
        = $false )
      | ( ( ssList @ SV25 )
        = $false ) ),
    inference(extcnf_or_pos,[status(thm)],[364]) ).

thf(389,plain,
    ! [SV26: $i] :
      ( ( ( ~ ( frontsegP @ nil @ SV26 ) )
        = $true )
      | ( ( nil = SV26 )
        = $true )
      | ( ( ssList @ SV26 )
        = $false ) ),
    inference(extcnf_or_pos,[status(thm)],[365]) ).

thf(390,plain,
    ! [SV26: $i] :
      ( ( ( nil != SV26 )
        = $true )
      | ( ( frontsegP @ nil @ SV26 )
        = $true )
      | ( ( ssList @ SV26 )
        = $false ) ),
    inference(extcnf_or_pos,[status(thm)],[366]) ).

thf(391,plain,
    ! [SV42: $i,SV27: $i] :
      ( ( ( ~ ( ~ ( rearsegP @ SV27 @ SV42 )
              | ~ ! [SY102: $i] :
                    ~ ~ ( ~ ( ssList @ SY102 )
                        | ( ( app @ SY102 @ SV42 )
                         != SV27 ) ) )
          | ~ ( ~ ~ ! [SY103: $i] :
                      ~ ~ ( ~ ( ssList @ SY103 )
                          | ( ( app @ SY103 @ SV42 )
                           != SV27 ) )
              | ( rearsegP @ SV27 @ SV42 ) ) )
        = $false )
      | ( ( ssList @ SV42 )
        = $false )
      | ( ( ssList @ SV27 )
        = $false ) ),
    inference(extcnf_not_pos,[status(thm)],[367]) ).

thf(392,plain,
    ! [SV29: $i,SV1: $i] :
      ( ( ( ~ ( ~ ( frontsegP @ SV1 @ SV29 )
              | ~ ( frontsegP @ SV29 @ SV1 ) ) )
        = $false )
      | ( ( SV1 = SV29 )
        = $true )
      | ( ( ssList @ SV29 )
        = $false )
      | ( ( ssList @ SV1 )
        = $false ) ),
    inference(extcnf_not_pos,[status(thm)],[369]) ).

thf(393,plain,
    ! [SV2: $i] :
      ( ( ( segmentP @ nil @ SV2 )
        = $false )
      | ( ( nil = SV2 )
        = $true )
      | ( ( ssList @ SV2 )
        = $false ) ),
    inference(extcnf_not_pos,[status(thm)],[370]) ).

thf(394,plain,
    ! [SV2: $i] :
      ( ( ( nil = SV2 )
        = $false )
      | ( ( segmentP @ nil @ SV2 )
        = $true )
      | ( ( ssList @ SV2 )
        = $false ) ),
    inference(extcnf_not_pos,[status(thm)],[371]) ).

thf(395,plain,
    ! [SV3: $i,SV30: $i,SV44: $i] :
      ( ( ( ~ ( ssList @ SV44 ) )
        = $true )
      | ( ( ( ( app @ SV30 @ SV44 )
           != ( app @ SV30 @ SV3 ) )
          | ( SV44 = SV3 ) )
        = $true )
      | ( ( ssList @ SV30 )
        = $false )
      | ( ( ssList @ SV3 )
        = $false ) ),
    inference(extcnf_or_pos,[status(thm)],[372]) ).

thf(396,plain,
    ( ( ssList @ sK4_SY93 )
    = $true ),
    inference(extcnf_not_neg,[status(thm)],[373]) ).

thf(397,plain,
    ( ( ( sK2_SX0 != sK4_SY93 )
      | ( sK1_U != sK3_SY88 ) )
    = $false ),
    inference(extcnf_or_neg,[status(thm)],[374]) ).

thf(398,plain,
    ( ( ~ ( ~ ( ~ ( neq @ sK2_SX0 @ nil )
              | ~ ! [SY90: $i] :
                    ~ ~ ( ~ ~ ( ~ ~ ( ~ ( ssList @ SY90 )
                                    | ~ ( neq @ SY90 @ nil ) )
                              | ~ ( rearsegP @ sK2_SX0 @ SY90 ) )
                        | ~ ( rearsegP @ sK1_U @ SY90 ) )
              | ! [SY105: $i] :
                  ( ~ ( ssList @ SY105 )
                  | ~ ( neq @ SY105 @ nil )
                  | ~ ( rearsegP @ sK4_SY93 @ SY105 )
                  | ~ ( rearsegP @ sK3_SY88 @ SY105 ) ) )
          | ~ ( ~ ( neq @ sK2_SX0 @ nil )
              | ( neq @ sK4_SY93 @ nil ) ) ) )
    = $false ),
    inference(extcnf_or_neg,[status(thm)],[374]) ).

thf(399,plain,
    ! [SV4: $i] :
      ( ( ( rearsegP @ nil @ SV4 )
        = $false )
      | ( ( nil = SV4 )
        = $true )
      | ( ( ssList @ SV4 )
        = $false ) ),
    inference(extcnf_not_pos,[status(thm)],[375]) ).

thf(400,plain,
    ! [SV4: $i] :
      ( ( ( nil = SV4 )
        = $false )
      | ( ( rearsegP @ nil @ SV4 )
        = $true )
      | ( ( ssList @ SV4 )
        = $false ) ),
    inference(extcnf_not_pos,[status(thm)],[376]) ).

thf(401,plain,
    ! [SV31: $i,SV6: $i] :
      ( ( ( ~ ( ~ ( rearsegP @ SV6 @ SV31 )
              | ~ ( rearsegP @ SV31 @ SV6 ) ) )
        = $false )
      | ( ( SV6 = SV31 )
        = $true )
      | ( ( ssList @ SV31 )
        = $false )
      | ( ( ssList @ SV6 )
        = $false ) ),
    inference(extcnf_not_pos,[status(thm)],[377]) ).

thf(402,plain,
    ! [SV32: $i,SV9: $i,SV45: $i] :
      ( ( ( ~ ( ssList @ SV45 ) )
        = $true )
      | ( ( ~ ( rearsegP @ SV9 @ SV32 )
          | ( rearsegP @ ( app @ SV45 @ SV9 ) @ SV32 ) )
        = $true )
      | ( ( ssList @ SV32 )
        = $false )
      | ( ( ssList @ SV9 )
        = $false ) ),
    inference(extcnf_or_pos,[status(thm)],[378]) ).

thf(403,plain,
    ! [SV33: $i,SV10: $i,SV46: $i] :
      ( ( ( ~ ( ssList @ SV46 ) )
        = $true )
      | ( ( ( app @ ( app @ SV10 @ SV33 ) @ SV46 )
          = ( app @ SV10 @ ( app @ SV33 @ SV46 ) ) )
        = $true )
      | ( ( ssList @ SV33 )
        = $false )
      | ( ( ssList @ SV10 )
        = $false ) ),
    inference(extcnf_or_pos,[status(thm)],[379]) ).

thf(404,plain,
    ! [SV34: $i,SV11: $i,SV47: $i] :
      ( ( ( ~ ( ssList @ SV47 ) )
        = $true )
      | ( ( ~ ~ ( ~ ( rearsegP @ SV11 @ SV34 )
                | ~ ( rearsegP @ SV34 @ SV47 ) )
          | ( rearsegP @ SV11 @ SV47 ) )
        = $true )
      | ( ( ssList @ SV34 )
        = $false )
      | ( ( ssList @ SV11 )
        = $false ) ),
    inference(extcnf_or_pos,[status(thm)],[380]) ).

thf(405,plain,
    ! [SV35: $i,SV12: $i] :
      ( ( ( ~ ( ( nil
               != ( app @ SV12 @ SV35 ) )
              | ~ ( ( nil != SV35 )
                  | ( nil != SV12 ) ) ) )
        = $false )
      | ( ( ssList @ SV35 )
        = $false )
      | ( ( ssList @ SV12 )
        = $false ) ),
    inference(extcnf_or_neg,[status(thm)],[381]) ).

thf(406,plain,
    ! [SV12: $i,SV35: $i] :
      ( ( ( ~ ( ~ ~ ( ( nil != SV35 )
                    | ( nil != SV12 ) )
              | ( nil
                = ( app @ SV12 @ SV35 ) ) ) )
        = $false )
      | ( ( ssList @ SV35 )
        = $false )
      | ( ( ssList @ SV12 )
        = $false ) ),
    inference(extcnf_or_neg,[status(thm)],[381]) ).

thf(407,plain,
    ! [SV36: $i,SV14: $i,SV48: $i] :
      ( ( ( ~ ( ssList @ SV48 ) )
        = $true )
      | ( ( ~ ~ ( ~ ( frontsegP @ SV14 @ SV36 )
                | ~ ( frontsegP @ SV36 @ SV48 ) )
          | ( frontsegP @ SV14 @ SV48 ) )
        = $true )
      | ( ( ssList @ SV36 )
        = $false )
      | ( ( ssList @ SV14 )
        = $false ) ),
    inference(extcnf_or_pos,[status(thm)],[382]) ).

thf(408,plain,
    ! [SV15: $i] :
      ( ( ( ~ ~ ( ~ ( ssList @ ( sK5_SY76 @ SV15 ) )
                | ( ( tl @ SV15 )
                 != ( sK5_SY76 @ SV15 ) ) ) )
        = $false )
      | ( ( nil = SV15 )
        = $true )
      | ( ( ssList @ SV15 )
        = $false ) ),
    inference(extcnf_forall_neg,[status(esa)],[383]) ).

thf(409,plain,
    ! [SV37: $i,SV18: $i] :
      ( ( ( ~ ( ~ ( neq @ SV18 @ SV37 )
              | ( SV18 != SV37 ) ) )
        = $false )
      | ( ( ssList @ SV37 )
        = $false )
      | ( ( ssList @ SV18 )
        = $false ) ),
    inference(extcnf_or_neg,[status(thm)],[384]) ).

thf(410,plain,
    ! [SV37: $i,SV18: $i] :
      ( ( ( ~ ( ~ ( ( SV18 != SV37 ) )
              | ( neq @ SV18 @ SV37 ) ) )
        = $false )
      | ( ( ssList @ SV37 )
        = $false )
      | ( ( ssList @ SV18 )
        = $false ) ),
    inference(extcnf_or_neg,[status(thm)],[384]) ).

thf(411,plain,
    ! [SV21: $i,SV38: $i,SV49: $i] :
      ( ( ( ~ ( ssList @ SV49 ) )
        = $true )
      | ( ( ( ( app @ SV49 @ SV38 )
           != ( app @ SV21 @ SV38 ) )
          | ( SV49 = SV21 ) )
        = $true )
      | ( ( ssList @ SV38 )
        = $false )
      | ( ( ssList @ SV21 )
        = $false ) ),
    inference(extcnf_or_pos,[status(thm)],[385]) ).

thf(412,plain,
    ! [SV39: $i,SV23: $i,SV50: $i] :
      ( ( ( ~ ( ssList @ SV50 ) )
        = $true )
      | ( ( ~ ~ ( ~ ( segmentP @ SV23 @ SV39 )
                | ~ ( segmentP @ SV39 @ SV50 ) )
          | ( segmentP @ SV23 @ SV50 ) )
        = $true )
      | ( ( ssList @ SV39 )
        = $false )
      | ( ( ssList @ SV23 )
        = $false ) ),
    inference(extcnf_or_pos,[status(thm)],[386]) ).

thf(413,plain,
    ! [SV40: $i,SV24: $i] :
      ( ( ( ~ ( ~ ( neq @ SV24 @ SV40 )
              | ( SV24 != SV40 ) ) )
        = $false )
      | ( ( ssItem @ SV40 )
        = $false )
      | ( ( ssItem @ SV24 )
        = $false ) ),
    inference(extcnf_or_neg,[status(thm)],[387]) ).

thf(414,plain,
    ! [SV40: $i,SV24: $i] :
      ( ( ( ~ ( ~ ( ( SV24 != SV40 ) )
              | ( neq @ SV24 @ SV40 ) ) )
        = $false )
      | ( ( ssItem @ SV40 )
        = $false )
      | ( ( ssItem @ SV24 )
        = $false ) ),
    inference(extcnf_or_neg,[status(thm)],[387]) ).

thf(415,plain,
    ! [SV41: $i,SV25: $i] :
      ( ( ( ~ ( ~ ( segmentP @ SV25 @ SV41 )
              | ~ ( segmentP @ SV41 @ SV25 ) ) )
        = $false )
      | ( ( SV25 = SV41 )
        = $true )
      | ( ( ssList @ SV41 )
        = $false )
      | ( ( ssList @ SV25 )
        = $false ) ),
    inference(extcnf_not_pos,[status(thm)],[388]) ).

thf(416,plain,
    ! [SV26: $i] :
      ( ( ( frontsegP @ nil @ SV26 )
        = $false )
      | ( ( nil = SV26 )
        = $true )
      | ( ( ssList @ SV26 )
        = $false ) ),
    inference(extcnf_not_pos,[status(thm)],[389]) ).

thf(417,plain,
    ! [SV26: $i] :
      ( ( ( nil = SV26 )
        = $false )
      | ( ( frontsegP @ nil @ SV26 )
        = $true )
      | ( ( ssList @ SV26 )
        = $false ) ),
    inference(extcnf_not_pos,[status(thm)],[390]) ).

thf(418,plain,
    ! [SV42: $i,SV27: $i] :
      ( ( ( ~ ( ~ ( rearsegP @ SV27 @ SV42 )
              | ~ ! [SY102: $i] :
                    ~ ~ ( ~ ( ssList @ SY102 )
                        | ( ( app @ SY102 @ SV42 )
                         != SV27 ) ) ) )
        = $false )
      | ( ( ssList @ SV42 )
        = $false )
      | ( ( ssList @ SV27 )
        = $false ) ),
    inference(extcnf_or_neg,[status(thm)],[391]) ).

thf(419,plain,
    ! [SV27: $i,SV42: $i] :
      ( ( ( ~ ( ~ ~ ! [SY103: $i] :
                      ~ ~ ( ~ ( ssList @ SY103 )
                          | ( ( app @ SY103 @ SV42 )
                           != SV27 ) )
              | ( rearsegP @ SV27 @ SV42 ) ) )
        = $false )
      | ( ( ssList @ SV42 )
        = $false )
      | ( ( ssList @ SV27 )
        = $false ) ),
    inference(extcnf_or_neg,[status(thm)],[391]) ).

thf(420,plain,
    ! [SV29: $i,SV1: $i] :
      ( ( ( ~ ( frontsegP @ SV1 @ SV29 )
          | ~ ( frontsegP @ SV29 @ SV1 ) )
        = $true )
      | ( ( SV1 = SV29 )
        = $true )
      | ( ( ssList @ SV29 )
        = $false )
      | ( ( ssList @ SV1 )
        = $false ) ),
    inference(extcnf_not_neg,[status(thm)],[392]) ).

thf(421,plain,
    ! [SV3: $i,SV30: $i,SV44: $i] :
      ( ( ( ssList @ SV44 )
        = $false )
      | ( ( ( ( app @ SV30 @ SV44 )
           != ( app @ SV30 @ SV3 ) )
          | ( SV44 = SV3 ) )
        = $true )
      | ( ( ssList @ SV30 )
        = $false )
      | ( ( ssList @ SV3 )
        = $false ) ),
    inference(extcnf_not_pos,[status(thm)],[395]) ).

thf(422,plain,
    ( ( sK2_SX0 != sK4_SY93 )
    = $false ),
    inference(extcnf_or_neg,[status(thm)],[397]) ).

thf(423,plain,
    ( ( sK1_U != sK3_SY88 )
    = $false ),
    inference(extcnf_or_neg,[status(thm)],[397]) ).

thf(424,plain,
    ( ( ~ ( ~ ( neq @ sK2_SX0 @ nil )
          | ~ ! [SY90: $i] :
                ~ ~ ( ~ ~ ( ~ ~ ( ~ ( ssList @ SY90 )
                                | ~ ( neq @ SY90 @ nil ) )
                          | ~ ( rearsegP @ sK2_SX0 @ SY90 ) )
                    | ~ ( rearsegP @ sK1_U @ SY90 ) )
          | ! [SY105: $i] :
              ( ~ ( ssList @ SY105 )
              | ~ ( neq @ SY105 @ nil )
              | ~ ( rearsegP @ sK4_SY93 @ SY105 )
              | ~ ( rearsegP @ sK3_SY88 @ SY105 ) ) )
      | ~ ( ~ ( neq @ sK2_SX0 @ nil )
          | ( neq @ sK4_SY93 @ nil ) ) )
    = $true ),
    inference(extcnf_not_neg,[status(thm)],[398]) ).

thf(425,plain,
    ! [SV31: $i,SV6: $i] :
      ( ( ( ~ ( rearsegP @ SV6 @ SV31 )
          | ~ ( rearsegP @ SV31 @ SV6 ) )
        = $true )
      | ( ( SV6 = SV31 )
        = $true )
      | ( ( ssList @ SV31 )
        = $false )
      | ( ( ssList @ SV6 )
        = $false ) ),
    inference(extcnf_not_neg,[status(thm)],[401]) ).

thf(426,plain,
    ! [SV32: $i,SV9: $i,SV45: $i] :
      ( ( ( ssList @ SV45 )
        = $false )
      | ( ( ~ ( rearsegP @ SV9 @ SV32 )
          | ( rearsegP @ ( app @ SV45 @ SV9 ) @ SV32 ) )
        = $true )
      | ( ( ssList @ SV32 )
        = $false )
      | ( ( ssList @ SV9 )
        = $false ) ),
    inference(extcnf_not_pos,[status(thm)],[402]) ).

thf(427,plain,
    ! [SV33: $i,SV10: $i,SV46: $i] :
      ( ( ( ssList @ SV46 )
        = $false )
      | ( ( ( app @ ( app @ SV10 @ SV33 ) @ SV46 )
          = ( app @ SV10 @ ( app @ SV33 @ SV46 ) ) )
        = $true )
      | ( ( ssList @ SV33 )
        = $false )
      | ( ( ssList @ SV10 )
        = $false ) ),
    inference(extcnf_not_pos,[status(thm)],[403]) ).

thf(428,plain,
    ! [SV34: $i,SV11: $i,SV47: $i] :
      ( ( ( ssList @ SV47 )
        = $false )
      | ( ( ~ ~ ( ~ ( rearsegP @ SV11 @ SV34 )
                | ~ ( rearsegP @ SV34 @ SV47 ) )
          | ( rearsegP @ SV11 @ SV47 ) )
        = $true )
      | ( ( ssList @ SV34 )
        = $false )
      | ( ( ssList @ SV11 )
        = $false ) ),
    inference(extcnf_not_pos,[status(thm)],[404]) ).

thf(429,plain,
    ! [SV35: $i,SV12: $i] :
      ( ( ( ( nil
           != ( app @ SV12 @ SV35 ) )
          | ~ ( ( nil != SV35 )
              | ( nil != SV12 ) ) )
        = $true )
      | ( ( ssList @ SV35 )
        = $false )
      | ( ( ssList @ SV12 )
        = $false ) ),
    inference(extcnf_not_neg,[status(thm)],[405]) ).

thf(430,plain,
    ! [SV12: $i,SV35: $i] :
      ( ( ( ~ ~ ( ( nil != SV35 )
                | ( nil != SV12 ) )
          | ( nil
            = ( app @ SV12 @ SV35 ) ) )
        = $true )
      | ( ( ssList @ SV35 )
        = $false )
      | ( ( ssList @ SV12 )
        = $false ) ),
    inference(extcnf_not_neg,[status(thm)],[406]) ).

thf(431,plain,
    ! [SV36: $i,SV14: $i,SV48: $i] :
      ( ( ( ssList @ SV48 )
        = $false )
      | ( ( ~ ~ ( ~ ( frontsegP @ SV14 @ SV36 )
                | ~ ( frontsegP @ SV36 @ SV48 ) )
          | ( frontsegP @ SV14 @ SV48 ) )
        = $true )
      | ( ( ssList @ SV36 )
        = $false )
      | ( ( ssList @ SV14 )
        = $false ) ),
    inference(extcnf_not_pos,[status(thm)],[407]) ).

thf(432,plain,
    ! [SV15: $i] :
      ( ( ( ~ ( ~ ( ssList @ ( sK5_SY76 @ SV15 ) )
              | ( ( tl @ SV15 )
               != ( sK5_SY76 @ SV15 ) ) ) )
        = $true )
      | ( ( nil = SV15 )
        = $true )
      | ( ( ssList @ SV15 )
        = $false ) ),
    inference(extcnf_not_neg,[status(thm)],[408]) ).

thf(433,plain,
    ! [SV37: $i,SV18: $i] :
      ( ( ( ~ ( neq @ SV18 @ SV37 )
          | ( SV18 != SV37 ) )
        = $true )
      | ( ( ssList @ SV37 )
        = $false )
      | ( ( ssList @ SV18 )
        = $false ) ),
    inference(extcnf_not_neg,[status(thm)],[409]) ).

thf(434,plain,
    ! [SV37: $i,SV18: $i] :
      ( ( ( ~ ( ( SV18 != SV37 ) )
          | ( neq @ SV18 @ SV37 ) )
        = $true )
      | ( ( ssList @ SV37 )
        = $false )
      | ( ( ssList @ SV18 )
        = $false ) ),
    inference(extcnf_not_neg,[status(thm)],[410]) ).

thf(435,plain,
    ! [SV21: $i,SV38: $i,SV49: $i] :
      ( ( ( ssList @ SV49 )
        = $false )
      | ( ( ( ( app @ SV49 @ SV38 )
           != ( app @ SV21 @ SV38 ) )
          | ( SV49 = SV21 ) )
        = $true )
      | ( ( ssList @ SV38 )
        = $false )
      | ( ( ssList @ SV21 )
        = $false ) ),
    inference(extcnf_not_pos,[status(thm)],[411]) ).

thf(436,plain,
    ! [SV39: $i,SV23: $i,SV50: $i] :
      ( ( ( ssList @ SV50 )
        = $false )
      | ( ( ~ ~ ( ~ ( segmentP @ SV23 @ SV39 )
                | ~ ( segmentP @ SV39 @ SV50 ) )
          | ( segmentP @ SV23 @ SV50 ) )
        = $true )
      | ( ( ssList @ SV39 )
        = $false )
      | ( ( ssList @ SV23 )
        = $false ) ),
    inference(extcnf_not_pos,[status(thm)],[412]) ).

thf(437,plain,
    ! [SV40: $i,SV24: $i] :
      ( ( ( ~ ( neq @ SV24 @ SV40 )
          | ( SV24 != SV40 ) )
        = $true )
      | ( ( ssItem @ SV40 )
        = $false )
      | ( ( ssItem @ SV24 )
        = $false ) ),
    inference(extcnf_not_neg,[status(thm)],[413]) ).

thf(438,plain,
    ! [SV40: $i,SV24: $i] :
      ( ( ( ~ ( ( SV24 != SV40 ) )
          | ( neq @ SV24 @ SV40 ) )
        = $true )
      | ( ( ssItem @ SV40 )
        = $false )
      | ( ( ssItem @ SV24 )
        = $false ) ),
    inference(extcnf_not_neg,[status(thm)],[414]) ).

thf(439,plain,
    ! [SV41: $i,SV25: $i] :
      ( ( ( ~ ( segmentP @ SV25 @ SV41 )
          | ~ ( segmentP @ SV41 @ SV25 ) )
        = $true )
      | ( ( SV25 = SV41 )
        = $true )
      | ( ( ssList @ SV41 )
        = $false )
      | ( ( ssList @ SV25 )
        = $false ) ),
    inference(extcnf_not_neg,[status(thm)],[415]) ).

thf(440,plain,
    ! [SV42: $i,SV27: $i] :
      ( ( ( ~ ( rearsegP @ SV27 @ SV42 )
          | ~ ! [SY102: $i] :
                ~ ~ ( ~ ( ssList @ SY102 )
                    | ( ( app @ SY102 @ SV42 )
                     != SV27 ) ) )
        = $true )
      | ( ( ssList @ SV42 )
        = $false )
      | ( ( ssList @ SV27 )
        = $false ) ),
    inference(extcnf_not_neg,[status(thm)],[418]) ).

thf(441,plain,
    ! [SV27: $i,SV42: $i] :
      ( ( ( ~ ~ ! [SY103: $i] :
                  ~ ~ ( ~ ( ssList @ SY103 )
                      | ( ( app @ SY103 @ SV42 )
                       != SV27 ) )
          | ( rearsegP @ SV27 @ SV42 ) )
        = $true )
      | ( ( ssList @ SV42 )
        = $false )
      | ( ( ssList @ SV27 )
        = $false ) ),
    inference(extcnf_not_neg,[status(thm)],[419]) ).

thf(442,plain,
    ! [SV29: $i,SV1: $i] :
      ( ( ( ~ ( frontsegP @ SV1 @ SV29 ) )
        = $true )
      | ( ( ~ ( frontsegP @ SV29 @ SV1 ) )
        = $true )
      | ( ( SV1 = SV29 )
        = $true )
      | ( ( ssList @ SV29 )
        = $false )
      | ( ( ssList @ SV1 )
        = $false ) ),
    inference(extcnf_or_pos,[status(thm)],[420]) ).

thf(443,plain,
    ! [SV3: $i,SV44: $i,SV30: $i] :
      ( ( ( ( app @ SV30 @ SV44 )
         != ( app @ SV30 @ SV3 ) )
        = $true )
      | ( ( SV44 = SV3 )
        = $true )
      | ( ( ssList @ SV44 )
        = $false )
      | ( ( ssList @ SV30 )
        = $false )
      | ( ( ssList @ SV3 )
        = $false ) ),
    inference(extcnf_or_pos,[status(thm)],[421]) ).

thf(444,plain,
    ( ( sK2_SX0 = sK4_SY93 )
    = $true ),
    inference(extcnf_not_neg,[status(thm)],[422]) ).

thf(445,plain,
    ( ( sK1_U = sK3_SY88 )
    = $true ),
    inference(extcnf_not_neg,[status(thm)],[423]) ).

thf(446,plain,
    ( ( ( ~ ( ~ ( neq @ sK2_SX0 @ nil )
            | ~ ! [SY90: $i] :
                  ~ ~ ( ~ ~ ( ~ ~ ( ~ ( ssList @ SY90 )
                                  | ~ ( neq @ SY90 @ nil ) )
                            | ~ ( rearsegP @ sK2_SX0 @ SY90 ) )
                      | ~ ( rearsegP @ sK1_U @ SY90 ) )
            | ! [SY105: $i] :
                ( ~ ( ssList @ SY105 )
                | ~ ( neq @ SY105 @ nil )
                | ~ ( rearsegP @ sK4_SY93 @ SY105 )
                | ~ ( rearsegP @ sK3_SY88 @ SY105 ) ) ) )
      = $true )
    | ( ( ~ ( ~ ( neq @ sK2_SX0 @ nil )
            | ( neq @ sK4_SY93 @ nil ) ) )
      = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[424]) ).

thf(447,plain,
    ! [SV31: $i,SV6: $i] :
      ( ( ( ~ ( rearsegP @ SV6 @ SV31 ) )
        = $true )
      | ( ( ~ ( rearsegP @ SV31 @ SV6 ) )
        = $true )
      | ( ( SV6 = SV31 )
        = $true )
      | ( ( ssList @ SV31 )
        = $false )
      | ( ( ssList @ SV6 )
        = $false ) ),
    inference(extcnf_or_pos,[status(thm)],[425]) ).

thf(448,plain,
    ! [SV45: $i,SV32: $i,SV9: $i] :
      ( ( ( ~ ( rearsegP @ SV9 @ SV32 ) )
        = $true )
      | ( ( rearsegP @ ( app @ SV45 @ SV9 ) @ SV32 )
        = $true )
      | ( ( ssList @ SV45 )
        = $false )
      | ( ( ssList @ SV32 )
        = $false )
      | ( ( ssList @ SV9 )
        = $false ) ),
    inference(extcnf_or_pos,[status(thm)],[426]) ).

thf(449,plain,
    ! [SV47: $i,SV34: $i,SV11: $i] :
      ( ( ( ~ ~ ( ~ ( rearsegP @ SV11 @ SV34 )
                | ~ ( rearsegP @ SV34 @ SV47 ) ) )
        = $true )
      | ( ( rearsegP @ SV11 @ SV47 )
        = $true )
      | ( ( ssList @ SV47 )
        = $false )
      | ( ( ssList @ SV34 )
        = $false )
      | ( ( ssList @ SV11 )
        = $false ) ),
    inference(extcnf_or_pos,[status(thm)],[428]) ).

thf(450,plain,
    ! [SV35: $i,SV12: $i] :
      ( ( ( nil
         != ( app @ SV12 @ SV35 ) )
        = $true )
      | ( ( ~ ( ( nil != SV35 )
              | ( nil != SV12 ) ) )
        = $true )
      | ( ( ssList @ SV35 )
        = $false )
      | ( ( ssList @ SV12 )
        = $false ) ),
    inference(extcnf_or_pos,[status(thm)],[429]) ).

thf(451,plain,
    ! [SV12: $i,SV35: $i] :
      ( ( ( ~ ~ ( ( nil != SV35 )
                | ( nil != SV12 ) ) )
        = $true )
      | ( ( nil
          = ( app @ SV12 @ SV35 ) )
        = $true )
      | ( ( ssList @ SV35 )
        = $false )
      | ( ( ssList @ SV12 )
        = $false ) ),
    inference(extcnf_or_pos,[status(thm)],[430]) ).

thf(452,plain,
    ! [SV48: $i,SV36: $i,SV14: $i] :
      ( ( ( ~ ~ ( ~ ( frontsegP @ SV14 @ SV36 )
                | ~ ( frontsegP @ SV36 @ SV48 ) ) )
        = $true )
      | ( ( frontsegP @ SV14 @ SV48 )
        = $true )
      | ( ( ssList @ SV48 )
        = $false )
      | ( ( ssList @ SV36 )
        = $false )
      | ( ( ssList @ SV14 )
        = $false ) ),
    inference(extcnf_or_pos,[status(thm)],[431]) ).

thf(453,plain,
    ! [SV15: $i] :
      ( ( ( ~ ( ssList @ ( sK5_SY76 @ SV15 ) )
          | ( ( tl @ SV15 )
           != ( sK5_SY76 @ SV15 ) ) )
        = $false )
      | ( ( nil = SV15 )
        = $true )
      | ( ( ssList @ SV15 )
        = $false ) ),
    inference(extcnf_not_pos,[status(thm)],[432]) ).

thf(454,plain,
    ! [SV37: $i,SV18: $i] :
      ( ( ( ~ ( neq @ SV18 @ SV37 ) )
        = $true )
      | ( ( SV18 != SV37 )
        = $true )
      | ( ( ssList @ SV37 )
        = $false )
      | ( ( ssList @ SV18 )
        = $false ) ),
    inference(extcnf_or_pos,[status(thm)],[433]) ).

thf(455,plain,
    ! [SV37: $i,SV18: $i] :
      ( ( ( ~ ( ( SV18 != SV37 ) ) )
        = $true )
      | ( ( neq @ SV18 @ SV37 )
        = $true )
      | ( ( ssList @ SV37 )
        = $false )
      | ( ( ssList @ SV18 )
        = $false ) ),
    inference(extcnf_or_pos,[status(thm)],[434]) ).

thf(456,plain,
    ! [SV21: $i,SV38: $i,SV49: $i] :
      ( ( ( ( app @ SV49 @ SV38 )
         != ( app @ SV21 @ SV38 ) )
        = $true )
      | ( ( SV49 = SV21 )
        = $true )
      | ( ( ssList @ SV49 )
        = $false )
      | ( ( ssList @ SV38 )
        = $false )
      | ( ( ssList @ SV21 )
        = $false ) ),
    inference(extcnf_or_pos,[status(thm)],[435]) ).

thf(457,plain,
    ! [SV50: $i,SV39: $i,SV23: $i] :
      ( ( ( ~ ~ ( ~ ( segmentP @ SV23 @ SV39 )
                | ~ ( segmentP @ SV39 @ SV50 ) ) )
        = $true )
      | ( ( segmentP @ SV23 @ SV50 )
        = $true )
      | ( ( ssList @ SV50 )
        = $false )
      | ( ( ssList @ SV39 )
        = $false )
      | ( ( ssList @ SV23 )
        = $false ) ),
    inference(extcnf_or_pos,[status(thm)],[436]) ).

thf(458,plain,
    ! [SV40: $i,SV24: $i] :
      ( ( ( ~ ( neq @ SV24 @ SV40 ) )
        = $true )
      | ( ( SV24 != SV40 )
        = $true )
      | ( ( ssItem @ SV40 )
        = $false )
      | ( ( ssItem @ SV24 )
        = $false ) ),
    inference(extcnf_or_pos,[status(thm)],[437]) ).

thf(459,plain,
    ! [SV40: $i,SV24: $i] :
      ( ( ( ~ ( ( SV24 != SV40 ) ) )
        = $true )
      | ( ( neq @ SV24 @ SV40 )
        = $true )
      | ( ( ssItem @ SV40 )
        = $false )
      | ( ( ssItem @ SV24 )
        = $false ) ),
    inference(extcnf_or_pos,[status(thm)],[438]) ).

thf(460,plain,
    ! [SV41: $i,SV25: $i] :
      ( ( ( ~ ( segmentP @ SV25 @ SV41 ) )
        = $true )
      | ( ( ~ ( segmentP @ SV41 @ SV25 ) )
        = $true )
      | ( ( SV25 = SV41 )
        = $true )
      | ( ( ssList @ SV41 )
        = $false )
      | ( ( ssList @ SV25 )
        = $false ) ),
    inference(extcnf_or_pos,[status(thm)],[439]) ).

thf(461,plain,
    ! [SV42: $i,SV27: $i] :
      ( ( ( ~ ( rearsegP @ SV27 @ SV42 ) )
        = $true )
      | ( ( ~ ! [SY102: $i] :
                ~ ~ ( ~ ( ssList @ SY102 )
                    | ( ( app @ SY102 @ SV42 )
                     != SV27 ) ) )
        = $true )
      | ( ( ssList @ SV42 )
        = $false )
      | ( ( ssList @ SV27 )
        = $false ) ),
    inference(extcnf_or_pos,[status(thm)],[440]) ).

thf(462,plain,
    ! [SV27: $i,SV42: $i] :
      ( ( ( ~ ~ ! [SY103: $i] :
                  ~ ~ ( ~ ( ssList @ SY103 )
                      | ( ( app @ SY103 @ SV42 )
                       != SV27 ) ) )
        = $true )
      | ( ( rearsegP @ SV27 @ SV42 )
        = $true )
      | ( ( ssList @ SV42 )
        = $false )
      | ( ( ssList @ SV27 )
        = $false ) ),
    inference(extcnf_or_pos,[status(thm)],[441]) ).

thf(463,plain,
    ! [SV29: $i,SV1: $i] :
      ( ( ( frontsegP @ SV1 @ SV29 )
        = $false )
      | ( ( ~ ( frontsegP @ SV29 @ SV1 ) )
        = $true )
      | ( ( SV1 = SV29 )
        = $true )
      | ( ( ssList @ SV29 )
        = $false )
      | ( ( ssList @ SV1 )
        = $false ) ),
    inference(extcnf_not_pos,[status(thm)],[442]) ).

thf(464,plain,
    ! [SV3: $i,SV44: $i,SV30: $i] :
      ( ( ( ( app @ SV30 @ SV44 )
          = ( app @ SV30 @ SV3 ) )
        = $false )
      | ( ( SV44 = SV3 )
        = $true )
      | ( ( ssList @ SV44 )
        = $false )
      | ( ( ssList @ SV30 )
        = $false )
      | ( ( ssList @ SV3 )
        = $false ) ),
    inference(extcnf_not_pos,[status(thm)],[443]) ).

thf(465,plain,
    ( ( ( ~ ( neq @ sK2_SX0 @ nil )
        | ~ ! [SY90: $i] :
              ~ ~ ( ~ ~ ( ~ ~ ( ~ ( ssList @ SY90 )
                              | ~ ( neq @ SY90 @ nil ) )
                        | ~ ( rearsegP @ sK2_SX0 @ SY90 ) )
                  | ~ ( rearsegP @ sK1_U @ SY90 ) )
        | ! [SY105: $i] :
            ( ~ ( ssList @ SY105 )
            | ~ ( neq @ SY105 @ nil )
            | ~ ( rearsegP @ sK4_SY93 @ SY105 )
            | ~ ( rearsegP @ sK3_SY88 @ SY105 ) ) )
      = $false )
    | ( ( ~ ( ~ ( neq @ sK2_SX0 @ nil )
            | ( neq @ sK4_SY93 @ nil ) ) )
      = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[446]) ).

thf(466,plain,
    ! [SV31: $i,SV6: $i] :
      ( ( ( rearsegP @ SV6 @ SV31 )
        = $false )
      | ( ( ~ ( rearsegP @ SV31 @ SV6 ) )
        = $true )
      | ( ( SV6 = SV31 )
        = $true )
      | ( ( ssList @ SV31 )
        = $false )
      | ( ( ssList @ SV6 )
        = $false ) ),
    inference(extcnf_not_pos,[status(thm)],[447]) ).

thf(467,plain,
    ! [SV45: $i,SV32: $i,SV9: $i] :
      ( ( ( rearsegP @ SV9 @ SV32 )
        = $false )
      | ( ( rearsegP @ ( app @ SV45 @ SV9 ) @ SV32 )
        = $true )
      | ( ( ssList @ SV45 )
        = $false )
      | ( ( ssList @ SV32 )
        = $false )
      | ( ( ssList @ SV9 )
        = $false ) ),
    inference(extcnf_not_pos,[status(thm)],[448]) ).

thf(468,plain,
    ! [SV47: $i,SV34: $i,SV11: $i] :
      ( ( ( ~ ( ~ ( rearsegP @ SV11 @ SV34 )
              | ~ ( rearsegP @ SV34 @ SV47 ) ) )
        = $false )
      | ( ( rearsegP @ SV11 @ SV47 )
        = $true )
      | ( ( ssList @ SV47 )
        = $false )
      | ( ( ssList @ SV34 )
        = $false )
      | ( ( ssList @ SV11 )
        = $false ) ),
    inference(extcnf_not_pos,[status(thm)],[449]) ).

thf(469,plain,
    ! [SV35: $i,SV12: $i] :
      ( ( ( nil
          = ( app @ SV12 @ SV35 ) )
        = $false )
      | ( ( ~ ( ( nil != SV35 )
              | ( nil != SV12 ) ) )
        = $true )
      | ( ( ssList @ SV35 )
        = $false )
      | ( ( ssList @ SV12 )
        = $false ) ),
    inference(extcnf_not_pos,[status(thm)],[450]) ).

thf(470,plain,
    ! [SV12: $i,SV35: $i] :
      ( ( ( ~ ( ( nil != SV35 )
              | ( nil != SV12 ) ) )
        = $false )
      | ( ( nil
          = ( app @ SV12 @ SV35 ) )
        = $true )
      | ( ( ssList @ SV35 )
        = $false )
      | ( ( ssList @ SV12 )
        = $false ) ),
    inference(extcnf_not_pos,[status(thm)],[451]) ).

thf(471,plain,
    ! [SV48: $i,SV36: $i,SV14: $i] :
      ( ( ( ~ ( ~ ( frontsegP @ SV14 @ SV36 )
              | ~ ( frontsegP @ SV36 @ SV48 ) ) )
        = $false )
      | ( ( frontsegP @ SV14 @ SV48 )
        = $true )
      | ( ( ssList @ SV48 )
        = $false )
      | ( ( ssList @ SV36 )
        = $false )
      | ( ( ssList @ SV14 )
        = $false ) ),
    inference(extcnf_not_pos,[status(thm)],[452]) ).

thf(472,plain,
    ! [SV15: $i] :
      ( ( ( ~ ( ssList @ ( sK5_SY76 @ SV15 ) ) )
        = $false )
      | ( ( nil = SV15 )
        = $true )
      | ( ( ssList @ SV15 )
        = $false ) ),
    inference(extcnf_or_neg,[status(thm)],[453]) ).

thf(473,plain,
    ! [SV15: $i] :
      ( ( ( ( tl @ SV15 )
         != ( sK5_SY76 @ SV15 ) )
        = $false )
      | ( ( nil = SV15 )
        = $true )
      | ( ( ssList @ SV15 )
        = $false ) ),
    inference(extcnf_or_neg,[status(thm)],[453]) ).

thf(474,plain,
    ! [SV37: $i,SV18: $i] :
      ( ( ( neq @ SV18 @ SV37 )
        = $false )
      | ( ( SV18 != SV37 )
        = $true )
      | ( ( ssList @ SV37 )
        = $false )
      | ( ( ssList @ SV18 )
        = $false ) ),
    inference(extcnf_not_pos,[status(thm)],[454]) ).

thf(475,plain,
    ! [SV37: $i,SV18: $i] :
      ( ( ( SV18 != SV37 )
        = $false )
      | ( ( neq @ SV18 @ SV37 )
        = $true )
      | ( ( ssList @ SV37 )
        = $false )
      | ( ( ssList @ SV18 )
        = $false ) ),
    inference(extcnf_not_pos,[status(thm)],[455]) ).

thf(476,plain,
    ! [SV21: $i,SV38: $i,SV49: $i] :
      ( ( ( ( app @ SV49 @ SV38 )
          = ( app @ SV21 @ SV38 ) )
        = $false )
      | ( ( SV49 = SV21 )
        = $true )
      | ( ( ssList @ SV49 )
        = $false )
      | ( ( ssList @ SV38 )
        = $false )
      | ( ( ssList @ SV21 )
        = $false ) ),
    inference(extcnf_not_pos,[status(thm)],[456]) ).

thf(477,plain,
    ! [SV50: $i,SV39: $i,SV23: $i] :
      ( ( ( ~ ( ~ ( segmentP @ SV23 @ SV39 )
              | ~ ( segmentP @ SV39 @ SV50 ) ) )
        = $false )
      | ( ( segmentP @ SV23 @ SV50 )
        = $true )
      | ( ( ssList @ SV50 )
        = $false )
      | ( ( ssList @ SV39 )
        = $false )
      | ( ( ssList @ SV23 )
        = $false ) ),
    inference(extcnf_not_pos,[status(thm)],[457]) ).

thf(478,plain,
    ! [SV40: $i,SV24: $i] :
      ( ( ( neq @ SV24 @ SV40 )
        = $false )
      | ( ( SV24 != SV40 )
        = $true )
      | ( ( ssItem @ SV40 )
        = $false )
      | ( ( ssItem @ SV24 )
        = $false ) ),
    inference(extcnf_not_pos,[status(thm)],[458]) ).

thf(479,plain,
    ! [SV40: $i,SV24: $i] :
      ( ( ( SV24 != SV40 )
        = $false )
      | ( ( neq @ SV24 @ SV40 )
        = $true )
      | ( ( ssItem @ SV40 )
        = $false )
      | ( ( ssItem @ SV24 )
        = $false ) ),
    inference(extcnf_not_pos,[status(thm)],[459]) ).

thf(480,plain,
    ! [SV41: $i,SV25: $i] :
      ( ( ( segmentP @ SV25 @ SV41 )
        = $false )
      | ( ( ~ ( segmentP @ SV41 @ SV25 ) )
        = $true )
      | ( ( SV25 = SV41 )
        = $true )
      | ( ( ssList @ SV41 )
        = $false )
      | ( ( ssList @ SV25 )
        = $false ) ),
    inference(extcnf_not_pos,[status(thm)],[460]) ).

thf(481,plain,
    ! [SV42: $i,SV27: $i] :
      ( ( ( rearsegP @ SV27 @ SV42 )
        = $false )
      | ( ( ~ ! [SY102: $i] :
                ~ ~ ( ~ ( ssList @ SY102 )
                    | ( ( app @ SY102 @ SV42 )
                     != SV27 ) ) )
        = $true )
      | ( ( ssList @ SV42 )
        = $false )
      | ( ( ssList @ SV27 )
        = $false ) ),
    inference(extcnf_not_pos,[status(thm)],[461]) ).

thf(482,plain,
    ! [SV27: $i,SV42: $i] :
      ( ( ( ~ ! [SY103: $i] :
                ~ ~ ( ~ ( ssList @ SY103 )
                    | ( ( app @ SY103 @ SV42 )
                     != SV27 ) ) )
        = $false )
      | ( ( rearsegP @ SV27 @ SV42 )
        = $true )
      | ( ( ssList @ SV42 )
        = $false )
      | ( ( ssList @ SV27 )
        = $false ) ),
    inference(extcnf_not_pos,[status(thm)],[462]) ).

thf(483,plain,
    ! [SV1: $i,SV29: $i] :
      ( ( ( frontsegP @ SV29 @ SV1 )
        = $false )
      | ( ( frontsegP @ SV1 @ SV29 )
        = $false )
      | ( ( SV1 = SV29 )
        = $true )
      | ( ( ssList @ SV29 )
        = $false )
      | ( ( ssList @ SV1 )
        = $false ) ),
    inference(extcnf_not_pos,[status(thm)],[463]) ).

thf(484,plain,
    ( ( ( ~ ( neq @ sK2_SX0 @ nil )
        | ~ ! [SY90: $i] :
              ~ ~ ( ~ ~ ( ~ ~ ( ~ ( ssList @ SY90 )
                              | ~ ( neq @ SY90 @ nil ) )
                        | ~ ( rearsegP @ sK2_SX0 @ SY90 ) )
                  | ~ ( rearsegP @ sK1_U @ SY90 ) ) )
      = $false )
    | ( ( ~ ( ~ ( neq @ sK2_SX0 @ nil )
            | ( neq @ sK4_SY93 @ nil ) ) )
      = $true ) ),
    inference(extcnf_or_neg,[status(thm)],[465]) ).

thf(485,plain,
    ( ( ( ! [SY105: $i] :
            ( ~ ( ssList @ SY105 )
            | ~ ( neq @ SY105 @ nil )
            | ~ ( rearsegP @ sK4_SY93 @ SY105 )
            | ~ ( rearsegP @ sK3_SY88 @ SY105 ) ) )
      = $false )
    | ( ( ~ ( ~ ( neq @ sK2_SX0 @ nil )
            | ( neq @ sK4_SY93 @ nil ) ) )
      = $true ) ),
    inference(extcnf_or_neg,[status(thm)],[465]) ).

thf(486,plain,
    ! [SV6: $i,SV31: $i] :
      ( ( ( rearsegP @ SV31 @ SV6 )
        = $false )
      | ( ( rearsegP @ SV6 @ SV31 )
        = $false )
      | ( ( SV6 = SV31 )
        = $true )
      | ( ( ssList @ SV31 )
        = $false )
      | ( ( ssList @ SV6 )
        = $false ) ),
    inference(extcnf_not_pos,[status(thm)],[466]) ).

thf(487,plain,
    ! [SV47: $i,SV34: $i,SV11: $i] :
      ( ( ( ~ ( rearsegP @ SV11 @ SV34 )
          | ~ ( rearsegP @ SV34 @ SV47 ) )
        = $true )
      | ( ( rearsegP @ SV11 @ SV47 )
        = $true )
      | ( ( ssList @ SV47 )
        = $false )
      | ( ( ssList @ SV34 )
        = $false )
      | ( ( ssList @ SV11 )
        = $false ) ),
    inference(extcnf_not_neg,[status(thm)],[468]) ).

thf(488,plain,
    ! [SV12: $i,SV35: $i] :
      ( ( ( ( nil != SV35 )
          | ( nil != SV12 ) )
        = $false )
      | ( ( nil
          = ( app @ SV12 @ SV35 ) )
        = $false )
      | ( ( ssList @ SV35 )
        = $false )
      | ( ( ssList @ SV12 )
        = $false ) ),
    inference(extcnf_not_pos,[status(thm)],[469]) ).

thf(489,plain,
    ! [SV12: $i,SV35: $i] :
      ( ( ( ( nil != SV35 )
          | ( nil != SV12 ) )
        = $true )
      | ( ( nil
          = ( app @ SV12 @ SV35 ) )
        = $true )
      | ( ( ssList @ SV35 )
        = $false )
      | ( ( ssList @ SV12 )
        = $false ) ),
    inference(extcnf_not_neg,[status(thm)],[470]) ).

thf(490,plain,
    ! [SV48: $i,SV36: $i,SV14: $i] :
      ( ( ( ~ ( frontsegP @ SV14 @ SV36 )
          | ~ ( frontsegP @ SV36 @ SV48 ) )
        = $true )
      | ( ( frontsegP @ SV14 @ SV48 )
        = $true )
      | ( ( ssList @ SV48 )
        = $false )
      | ( ( ssList @ SV36 )
        = $false )
      | ( ( ssList @ SV14 )
        = $false ) ),
    inference(extcnf_not_neg,[status(thm)],[471]) ).

thf(491,plain,
    ! [SV15: $i] :
      ( ( ( ssList @ ( sK5_SY76 @ SV15 ) )
        = $true )
      | ( ( nil = SV15 )
        = $true )
      | ( ( ssList @ SV15 )
        = $false ) ),
    inference(extcnf_not_neg,[status(thm)],[472]) ).

thf(492,plain,
    ! [SV15: $i] :
      ( ( ( ( tl @ SV15 )
          = ( sK5_SY76 @ SV15 ) )
        = $true )
      | ( ( nil = SV15 )
        = $true )
      | ( ( ssList @ SV15 )
        = $false ) ),
    inference(extcnf_not_neg,[status(thm)],[473]) ).

thf(493,plain,
    ! [SV37: $i,SV18: $i] :
      ( ( ( SV18 = SV37 )
        = $false )
      | ( ( neq @ SV18 @ SV37 )
        = $false )
      | ( ( ssList @ SV37 )
        = $false )
      | ( ( ssList @ SV18 )
        = $false ) ),
    inference(extcnf_not_pos,[status(thm)],[474]) ).

thf(494,plain,
    ! [SV37: $i,SV18: $i] :
      ( ( ( SV18 = SV37 )
        = $true )
      | ( ( neq @ SV18 @ SV37 )
        = $true )
      | ( ( ssList @ SV37 )
        = $false )
      | ( ( ssList @ SV18 )
        = $false ) ),
    inference(extcnf_not_neg,[status(thm)],[475]) ).

thf(495,plain,
    ! [SV50: $i,SV39: $i,SV23: $i] :
      ( ( ( ~ ( segmentP @ SV23 @ SV39 )
          | ~ ( segmentP @ SV39 @ SV50 ) )
        = $true )
      | ( ( segmentP @ SV23 @ SV50 )
        = $true )
      | ( ( ssList @ SV50 )
        = $false )
      | ( ( ssList @ SV39 )
        = $false )
      | ( ( ssList @ SV23 )
        = $false ) ),
    inference(extcnf_not_neg,[status(thm)],[477]) ).

thf(496,plain,
    ! [SV40: $i,SV24: $i] :
      ( ( ( SV24 = SV40 )
        = $false )
      | ( ( neq @ SV24 @ SV40 )
        = $false )
      | ( ( ssItem @ SV40 )
        = $false )
      | ( ( ssItem @ SV24 )
        = $false ) ),
    inference(extcnf_not_pos,[status(thm)],[478]) ).

thf(497,plain,
    ! [SV40: $i,SV24: $i] :
      ( ( ( SV24 = SV40 )
        = $true )
      | ( ( neq @ SV24 @ SV40 )
        = $true )
      | ( ( ssItem @ SV40 )
        = $false )
      | ( ( ssItem @ SV24 )
        = $false ) ),
    inference(extcnf_not_neg,[status(thm)],[479]) ).

thf(498,plain,
    ! [SV25: $i,SV41: $i] :
      ( ( ( segmentP @ SV41 @ SV25 )
        = $false )
      | ( ( segmentP @ SV25 @ SV41 )
        = $false )
      | ( ( SV25 = SV41 )
        = $true )
      | ( ( ssList @ SV41 )
        = $false )
      | ( ( ssList @ SV25 )
        = $false ) ),
    inference(extcnf_not_pos,[status(thm)],[480]) ).

thf(499,plain,
    ! [SV27: $i,SV42: $i] :
      ( ( ( ! [SY102: $i] :
              ~ ~ ( ~ ( ssList @ SY102 )
                  | ( ( app @ SY102 @ SV42 )
                   != SV27 ) ) )
        = $false )
      | ( ( rearsegP @ SV27 @ SV42 )
        = $false )
      | ( ( ssList @ SV42 )
        = $false )
      | ( ( ssList @ SV27 )
        = $false ) ),
    inference(extcnf_not_pos,[status(thm)],[481]) ).

thf(500,plain,
    ! [SV27: $i,SV42: $i] :
      ( ( ( ! [SY103: $i] :
              ~ ~ ( ~ ( ssList @ SY103 )
                  | ( ( app @ SY103 @ SV42 )
                   != SV27 ) ) )
        = $true )
      | ( ( rearsegP @ SV27 @ SV42 )
        = $true )
      | ( ( ssList @ SV42 )
        = $false )
      | ( ( ssList @ SV27 )
        = $false ) ),
    inference(extcnf_not_neg,[status(thm)],[482]) ).

thf(501,plain,
    ( ( ( ~ ( neq @ sK2_SX0 @ nil ) )
      = $false )
    | ( ( ~ ( ~ ( neq @ sK2_SX0 @ nil )
            | ( neq @ sK4_SY93 @ nil ) ) )
      = $true ) ),
    inference(extcnf_or_neg,[status(thm)],[484]) ).

thf(502,plain,
    ( ( ( ~ ! [SY90: $i] :
              ~ ~ ( ~ ~ ( ~ ~ ( ~ ( ssList @ SY90 )
                              | ~ ( neq @ SY90 @ nil ) )
                        | ~ ( rearsegP @ sK2_SX0 @ SY90 ) )
                  | ~ ( rearsegP @ sK1_U @ SY90 ) ) )
      = $false )
    | ( ( ~ ( ~ ( neq @ sK2_SX0 @ nil )
            | ( neq @ sK4_SY93 @ nil ) ) )
      = $true ) ),
    inference(extcnf_or_neg,[status(thm)],[484]) ).

thf(503,plain,
    ( ( ( ~ ( ssList @ sK6_SY105 )
        | ~ ( neq @ sK6_SY105 @ nil )
        | ~ ( rearsegP @ sK4_SY93 @ sK6_SY105 )
        | ~ ( rearsegP @ sK3_SY88 @ sK6_SY105 ) )
      = $false )
    | ( ( ~ ( ~ ( neq @ sK2_SX0 @ nil )
            | ( neq @ sK4_SY93 @ nil ) ) )
      = $true ) ),
    inference(extcnf_forall_neg,[status(esa)],[485]) ).

thf(504,plain,
    ! [SV47: $i,SV34: $i,SV11: $i] :
      ( ( ( ~ ( rearsegP @ SV11 @ SV34 ) )
        = $true )
      | ( ( ~ ( rearsegP @ SV34 @ SV47 ) )
        = $true )
      | ( ( rearsegP @ SV11 @ SV47 )
        = $true )
      | ( ( ssList @ SV47 )
        = $false )
      | ( ( ssList @ SV34 )
        = $false )
      | ( ( ssList @ SV11 )
        = $false ) ),
    inference(extcnf_or_pos,[status(thm)],[487]) ).

thf(505,plain,
    ! [SV12: $i,SV35: $i] :
      ( ( ( nil != SV35 )
        = $false )
      | ( ( nil
          = ( app @ SV12 @ SV35 ) )
        = $false )
      | ( ( ssList @ SV35 )
        = $false )
      | ( ( ssList @ SV12 )
        = $false ) ),
    inference(extcnf_or_neg,[status(thm)],[488]) ).

thf(506,plain,
    ! [SV35: $i,SV12: $i] :
      ( ( ( nil != SV12 )
        = $false )
      | ( ( nil
          = ( app @ SV12 @ SV35 ) )
        = $false )
      | ( ( ssList @ SV35 )
        = $false )
      | ( ( ssList @ SV12 )
        = $false ) ),
    inference(extcnf_or_neg,[status(thm)],[488]) ).

thf(507,plain,
    ! [SV12: $i,SV35: $i] :
      ( ( ( nil != SV35 )
        = $true )
      | ( ( nil != SV12 )
        = $true )
      | ( ( nil
          = ( app @ SV12 @ SV35 ) )
        = $true )
      | ( ( ssList @ SV35 )
        = $false )
      | ( ( ssList @ SV12 )
        = $false ) ),
    inference(extcnf_or_pos,[status(thm)],[489]) ).

thf(508,plain,
    ! [SV48: $i,SV36: $i,SV14: $i] :
      ( ( ( ~ ( frontsegP @ SV14 @ SV36 ) )
        = $true )
      | ( ( ~ ( frontsegP @ SV36 @ SV48 ) )
        = $true )
      | ( ( frontsegP @ SV14 @ SV48 )
        = $true )
      | ( ( ssList @ SV48 )
        = $false )
      | ( ( ssList @ SV36 )
        = $false )
      | ( ( ssList @ SV14 )
        = $false ) ),
    inference(extcnf_or_pos,[status(thm)],[490]) ).

thf(509,plain,
    ! [SV50: $i,SV39: $i,SV23: $i] :
      ( ( ( ~ ( segmentP @ SV23 @ SV39 ) )
        = $true )
      | ( ( ~ ( segmentP @ SV39 @ SV50 ) )
        = $true )
      | ( ( segmentP @ SV23 @ SV50 )
        = $true )
      | ( ( ssList @ SV50 )
        = $false )
      | ( ( ssList @ SV39 )
        = $false )
      | ( ( ssList @ SV23 )
        = $false ) ),
    inference(extcnf_or_pos,[status(thm)],[495]) ).

thf(510,plain,
    ! [SV42: $i,SV27: $i] :
      ( ( ( ~ ~ ( ~ ( ssList @ ( sK7_SY102 @ SV27 @ SV42 ) )
                | ( ( app @ ( sK7_SY102 @ SV27 @ SV42 ) @ SV42 )
                 != SV27 ) ) )
        = $false )
      | ( ( rearsegP @ SV27 @ SV42 )
        = $false )
      | ( ( ssList @ SV42 )
        = $false )
      | ( ( ssList @ SV27 )
        = $false ) ),
    inference(extcnf_forall_neg,[status(esa)],[499]) ).

thf(511,plain,
    ! [SV27: $i,SV42: $i,SV51: $i] :
      ( ( ( ~ ~ ( ~ ( ssList @ SV51 )
                | ( ( app @ SV51 @ SV42 )
                 != SV27 ) ) )
        = $true )
      | ( ( rearsegP @ SV27 @ SV42 )
        = $true )
      | ( ( ssList @ SV42 )
        = $false )
      | ( ( ssList @ SV27 )
        = $false ) ),
    inference(extcnf_forall_pos,[status(thm)],[500]) ).

thf(512,plain,
    ( ( ( neq @ sK2_SX0 @ nil )
      = $true )
    | ( ( ~ ( ~ ( neq @ sK2_SX0 @ nil )
            | ( neq @ sK4_SY93 @ nil ) ) )
      = $true ) ),
    inference(extcnf_not_neg,[status(thm)],[501]) ).

thf(513,plain,
    ( ( ( ! [SY90: $i] :
            ~ ~ ( ~ ~ ( ~ ~ ( ~ ( ssList @ SY90 )
                            | ~ ( neq @ SY90 @ nil ) )
                      | ~ ( rearsegP @ sK2_SX0 @ SY90 ) )
                | ~ ( rearsegP @ sK1_U @ SY90 ) ) )
      = $true )
    | ( ( ~ ( ~ ( neq @ sK2_SX0 @ nil )
            | ( neq @ sK4_SY93 @ nil ) ) )
      = $true ) ),
    inference(extcnf_not_neg,[status(thm)],[502]) ).

thf(514,plain,
    ( ( ( ~ ( ssList @ sK6_SY105 ) )
      = $false )
    | ( ( ~ ( ~ ( neq @ sK2_SX0 @ nil )
            | ( neq @ sK4_SY93 @ nil ) ) )
      = $true ) ),
    inference(extcnf_or_neg,[status(thm)],[503]) ).

thf(515,plain,
    ( ( ( ~ ( neq @ sK6_SY105 @ nil )
        | ~ ( rearsegP @ sK4_SY93 @ sK6_SY105 )
        | ~ ( rearsegP @ sK3_SY88 @ sK6_SY105 ) )
      = $false )
    | ( ( ~ ( ~ ( neq @ sK2_SX0 @ nil )
            | ( neq @ sK4_SY93 @ nil ) ) )
      = $true ) ),
    inference(extcnf_or_neg,[status(thm)],[503]) ).

thf(516,plain,
    ! [SV47: $i,SV34: $i,SV11: $i] :
      ( ( ( rearsegP @ SV11 @ SV34 )
        = $false )
      | ( ( ~ ( rearsegP @ SV34 @ SV47 ) )
        = $true )
      | ( ( rearsegP @ SV11 @ SV47 )
        = $true )
      | ( ( ssList @ SV47 )
        = $false )
      | ( ( ssList @ SV34 )
        = $false )
      | ( ( ssList @ SV11 )
        = $false ) ),
    inference(extcnf_not_pos,[status(thm)],[504]) ).

thf(517,plain,
    ! [SV12: $i,SV35: $i] :
      ( ( ( nil = SV35 )
        = $true )
      | ( ( nil
          = ( app @ SV12 @ SV35 ) )
        = $false )
      | ( ( ssList @ SV35 )
        = $false )
      | ( ( ssList @ SV12 )
        = $false ) ),
    inference(extcnf_not_neg,[status(thm)],[505]) ).

thf(518,plain,
    ! [SV35: $i,SV12: $i] :
      ( ( ( nil = SV12 )
        = $true )
      | ( ( nil
          = ( app @ SV12 @ SV35 ) )
        = $false )
      | ( ( ssList @ SV35 )
        = $false )
      | ( ( ssList @ SV12 )
        = $false ) ),
    inference(extcnf_not_neg,[status(thm)],[506]) ).

thf(519,plain,
    ! [SV12: $i,SV35: $i] :
      ( ( ( nil = SV35 )
        = $false )
      | ( ( nil != SV12 )
        = $true )
      | ( ( nil
          = ( app @ SV12 @ SV35 ) )
        = $true )
      | ( ( ssList @ SV35 )
        = $false )
      | ( ( ssList @ SV12 )
        = $false ) ),
    inference(extcnf_not_pos,[status(thm)],[507]) ).

thf(520,plain,
    ! [SV48: $i,SV36: $i,SV14: $i] :
      ( ( ( frontsegP @ SV14 @ SV36 )
        = $false )
      | ( ( ~ ( frontsegP @ SV36 @ SV48 ) )
        = $true )
      | ( ( frontsegP @ SV14 @ SV48 )
        = $true )
      | ( ( ssList @ SV48 )
        = $false )
      | ( ( ssList @ SV36 )
        = $false )
      | ( ( ssList @ SV14 )
        = $false ) ),
    inference(extcnf_not_pos,[status(thm)],[508]) ).

thf(521,plain,
    ! [SV50: $i,SV39: $i,SV23: $i] :
      ( ( ( segmentP @ SV23 @ SV39 )
        = $false )
      | ( ( ~ ( segmentP @ SV39 @ SV50 ) )
        = $true )
      | ( ( segmentP @ SV23 @ SV50 )
        = $true )
      | ( ( ssList @ SV50 )
        = $false )
      | ( ( ssList @ SV39 )
        = $false )
      | ( ( ssList @ SV23 )
        = $false ) ),
    inference(extcnf_not_pos,[status(thm)],[509]) ).

thf(522,plain,
    ! [SV42: $i,SV27: $i] :
      ( ( ( ~ ( ~ ( ssList @ ( sK7_SY102 @ SV27 @ SV42 ) )
              | ( ( app @ ( sK7_SY102 @ SV27 @ SV42 ) @ SV42 )
               != SV27 ) ) )
        = $true )
      | ( ( rearsegP @ SV27 @ SV42 )
        = $false )
      | ( ( ssList @ SV42 )
        = $false )
      | ( ( ssList @ SV27 )
        = $false ) ),
    inference(extcnf_not_neg,[status(thm)],[510]) ).

thf(523,plain,
    ! [SV27: $i,SV42: $i,SV51: $i] :
      ( ( ( ~ ( ~ ( ssList @ SV51 )
              | ( ( app @ SV51 @ SV42 )
               != SV27 ) ) )
        = $false )
      | ( ( rearsegP @ SV27 @ SV42 )
        = $true )
      | ( ( ssList @ SV42 )
        = $false )
      | ( ( ssList @ SV27 )
        = $false ) ),
    inference(extcnf_not_pos,[status(thm)],[511]) ).

thf(524,plain,
    ( ( ( ~ ( neq @ sK2_SX0 @ nil )
        | ( neq @ sK4_SY93 @ nil ) )
      = $false )
    | ( ( neq @ sK2_SX0 @ nil )
      = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[512]) ).

thf(525,plain,
    ! [SV52: $i] :
      ( ( ( ~ ~ ( ~ ~ ( ~ ~ ( ~ ( ssList @ SV52 )
                            | ~ ( neq @ SV52 @ nil ) )
                      | ~ ( rearsegP @ sK2_SX0 @ SV52 ) )
                | ~ ( rearsegP @ sK1_U @ SV52 ) ) )
        = $true )
      | ( ( ~ ( ~ ( neq @ sK2_SX0 @ nil )
              | ( neq @ sK4_SY93 @ nil ) ) )
        = $true ) ),
    inference(extcnf_forall_pos,[status(thm)],[513]) ).

thf(526,plain,
    ( ( ( ssList @ sK6_SY105 )
      = $true )
    | ( ( ~ ( ~ ( neq @ sK2_SX0 @ nil )
            | ( neq @ sK4_SY93 @ nil ) ) )
      = $true ) ),
    inference(extcnf_not_neg,[status(thm)],[514]) ).

thf(527,plain,
    ( ( ( ~ ( neq @ sK6_SY105 @ nil )
        | ~ ( rearsegP @ sK4_SY93 @ sK6_SY105 ) )
      = $false )
    | ( ( ~ ( ~ ( neq @ sK2_SX0 @ nil )
            | ( neq @ sK4_SY93 @ nil ) ) )
      = $true ) ),
    inference(extcnf_or_neg,[status(thm)],[515]) ).

thf(528,plain,
    ( ( ( ~ ( rearsegP @ sK3_SY88 @ sK6_SY105 ) )
      = $false )
    | ( ( ~ ( ~ ( neq @ sK2_SX0 @ nil )
            | ( neq @ sK4_SY93 @ nil ) ) )
      = $true ) ),
    inference(extcnf_or_neg,[status(thm)],[515]) ).

thf(529,plain,
    ! [SV11: $i,SV47: $i,SV34: $i] :
      ( ( ( rearsegP @ SV34 @ SV47 )
        = $false )
      | ( ( rearsegP @ SV11 @ SV34 )
        = $false )
      | ( ( rearsegP @ SV11 @ SV47 )
        = $true )
      | ( ( ssList @ SV47 )
        = $false )
      | ( ( ssList @ SV34 )
        = $false )
      | ( ( ssList @ SV11 )
        = $false ) ),
    inference(extcnf_not_pos,[status(thm)],[516]) ).

thf(530,plain,
    ! [SV35: $i,SV12: $i] :
      ( ( ( nil = SV12 )
        = $false )
      | ( ( nil = SV35 )
        = $false )
      | ( ( nil
          = ( app @ SV12 @ SV35 ) )
        = $true )
      | ( ( ssList @ SV35 )
        = $false )
      | ( ( ssList @ SV12 )
        = $false ) ),
    inference(extcnf_not_pos,[status(thm)],[519]) ).

thf(531,plain,
    ! [SV14: $i,SV48: $i,SV36: $i] :
      ( ( ( frontsegP @ SV36 @ SV48 )
        = $false )
      | ( ( frontsegP @ SV14 @ SV36 )
        = $false )
      | ( ( frontsegP @ SV14 @ SV48 )
        = $true )
      | ( ( ssList @ SV48 )
        = $false )
      | ( ( ssList @ SV36 )
        = $false )
      | ( ( ssList @ SV14 )
        = $false ) ),
    inference(extcnf_not_pos,[status(thm)],[520]) ).

thf(532,plain,
    ! [SV23: $i,SV50: $i,SV39: $i] :
      ( ( ( segmentP @ SV39 @ SV50 )
        = $false )
      | ( ( segmentP @ SV23 @ SV39 )
        = $false )
      | ( ( segmentP @ SV23 @ SV50 )
        = $true )
      | ( ( ssList @ SV50 )
        = $false )
      | ( ( ssList @ SV39 )
        = $false )
      | ( ( ssList @ SV23 )
        = $false ) ),
    inference(extcnf_not_pos,[status(thm)],[521]) ).

thf(533,plain,
    ! [SV42: $i,SV27: $i] :
      ( ( ( ~ ( ssList @ ( sK7_SY102 @ SV27 @ SV42 ) )
          | ( ( app @ ( sK7_SY102 @ SV27 @ SV42 ) @ SV42 )
           != SV27 ) )
        = $false )
      | ( ( rearsegP @ SV27 @ SV42 )
        = $false )
      | ( ( ssList @ SV42 )
        = $false )
      | ( ( ssList @ SV27 )
        = $false ) ),
    inference(extcnf_not_pos,[status(thm)],[522]) ).

thf(534,plain,
    ! [SV27: $i,SV42: $i,SV51: $i] :
      ( ( ( ~ ( ssList @ SV51 )
          | ( ( app @ SV51 @ SV42 )
           != SV27 ) )
        = $true )
      | ( ( rearsegP @ SV27 @ SV42 )
        = $true )
      | ( ( ssList @ SV42 )
        = $false )
      | ( ( ssList @ SV27 )
        = $false ) ),
    inference(extcnf_not_neg,[status(thm)],[523]) ).

thf(535,plain,
    ( ( ( ~ ( neq @ sK2_SX0 @ nil ) )
      = $false )
    | ( ( neq @ sK2_SX0 @ nil )
      = $true ) ),
    inference(extcnf_or_neg,[status(thm)],[524]) ).

thf(536,plain,
    ( ( ( neq @ sK4_SY93 @ nil )
      = $false )
    | ( ( neq @ sK2_SX0 @ nil )
      = $true ) ),
    inference(extcnf_or_neg,[status(thm)],[524]) ).

thf(537,plain,
    ! [SV52: $i] :
      ( ( ( ~ ( ~ ~ ( ~ ~ ( ~ ( ssList @ SV52 )
                          | ~ ( neq @ SV52 @ nil ) )
                    | ~ ( rearsegP @ sK2_SX0 @ SV52 ) )
              | ~ ( rearsegP @ sK1_U @ SV52 ) ) )
        = $false )
      | ( ( ~ ( ~ ( neq @ sK2_SX0 @ nil )
              | ( neq @ sK4_SY93 @ nil ) ) )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[525]) ).

thf(538,plain,
    ( ( ( ~ ( neq @ sK2_SX0 @ nil )
        | ( neq @ sK4_SY93 @ nil ) )
      = $false )
    | ( ( ssList @ sK6_SY105 )
      = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[526]) ).

thf(539,plain,
    ( ( ( ~ ( neq @ sK6_SY105 @ nil ) )
      = $false )
    | ( ( ~ ( ~ ( neq @ sK2_SX0 @ nil )
            | ( neq @ sK4_SY93 @ nil ) ) )
      = $true ) ),
    inference(extcnf_or_neg,[status(thm)],[527]) ).

thf(540,plain,
    ( ( ( ~ ( rearsegP @ sK4_SY93 @ sK6_SY105 ) )
      = $false )
    | ( ( ~ ( ~ ( neq @ sK2_SX0 @ nil )
            | ( neq @ sK4_SY93 @ nil ) ) )
      = $true ) ),
    inference(extcnf_or_neg,[status(thm)],[527]) ).

thf(541,plain,
    ( ( ( rearsegP @ sK3_SY88 @ sK6_SY105 )
      = $true )
    | ( ( ~ ( ~ ( neq @ sK2_SX0 @ nil )
            | ( neq @ sK4_SY93 @ nil ) ) )
      = $true ) ),
    inference(extcnf_not_neg,[status(thm)],[528]) ).

thf(542,plain,
    ! [SV42: $i,SV27: $i] :
      ( ( ( ~ ( ssList @ ( sK7_SY102 @ SV27 @ SV42 ) ) )
        = $false )
      | ( ( rearsegP @ SV27 @ SV42 )
        = $false )
      | ( ( ssList @ SV42 )
        = $false )
      | ( ( ssList @ SV27 )
        = $false ) ),
    inference(extcnf_or_neg,[status(thm)],[533]) ).

thf(543,plain,
    ! [SV42: $i,SV27: $i] :
      ( ( ( ( app @ ( sK7_SY102 @ SV27 @ SV42 ) @ SV42 )
         != SV27 )
        = $false )
      | ( ( rearsegP @ SV27 @ SV42 )
        = $false )
      | ( ( ssList @ SV42 )
        = $false )
      | ( ( ssList @ SV27 )
        = $false ) ),
    inference(extcnf_or_neg,[status(thm)],[533]) ).

thf(544,plain,
    ! [SV27: $i,SV42: $i,SV51: $i] :
      ( ( ( ~ ( ssList @ SV51 ) )
        = $true )
      | ( ( ( app @ SV51 @ SV42 )
         != SV27 )
        = $true )
      | ( ( rearsegP @ SV27 @ SV42 )
        = $true )
      | ( ( ssList @ SV42 )
        = $false )
      | ( ( ssList @ SV27 )
        = $false ) ),
    inference(extcnf_or_pos,[status(thm)],[534]) ).

thf(545,plain,
    ( ( ( neq @ sK2_SX0 @ nil )
      = $true )
    | ( ( neq @ sK2_SX0 @ nil )
      = $true ) ),
    inference(extcnf_not_neg,[status(thm)],[535]) ).

thf(546,plain,
    ! [SV52: $i] :
      ( ( ( ~ ~ ( ~ ~ ( ~ ( ssList @ SV52 )
                      | ~ ( neq @ SV52 @ nil ) )
                | ~ ( rearsegP @ sK2_SX0 @ SV52 ) )
          | ~ ( rearsegP @ sK1_U @ SV52 ) )
        = $true )
      | ( ( ~ ( ~ ( neq @ sK2_SX0 @ nil )
              | ( neq @ sK4_SY93 @ nil ) ) )
        = $true ) ),
    inference(extcnf_not_neg,[status(thm)],[537]) ).

thf(547,plain,
    ( ( ( ~ ( neq @ sK2_SX0 @ nil ) )
      = $false )
    | ( ( ssList @ sK6_SY105 )
      = $true ) ),
    inference(extcnf_or_neg,[status(thm)],[538]) ).

thf(548,plain,
    ( ( ( neq @ sK4_SY93 @ nil )
      = $false )
    | ( ( ssList @ sK6_SY105 )
      = $true ) ),
    inference(extcnf_or_neg,[status(thm)],[538]) ).

thf(549,plain,
    ( ( ( neq @ sK6_SY105 @ nil )
      = $true )
    | ( ( ~ ( ~ ( neq @ sK2_SX0 @ nil )
            | ( neq @ sK4_SY93 @ nil ) ) )
      = $true ) ),
    inference(extcnf_not_neg,[status(thm)],[539]) ).

thf(550,plain,
    ( ( ( rearsegP @ sK4_SY93 @ sK6_SY105 )
      = $true )
    | ( ( ~ ( ~ ( neq @ sK2_SX0 @ nil )
            | ( neq @ sK4_SY93 @ nil ) ) )
      = $true ) ),
    inference(extcnf_not_neg,[status(thm)],[540]) ).

thf(551,plain,
    ( ( ( ~ ( neq @ sK2_SX0 @ nil )
        | ( neq @ sK4_SY93 @ nil ) )
      = $false )
    | ( ( rearsegP @ sK3_SY88 @ sK6_SY105 )
      = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[541]) ).

thf(552,plain,
    ! [SV42: $i,SV27: $i] :
      ( ( ( ssList @ ( sK7_SY102 @ SV27 @ SV42 ) )
        = $true )
      | ( ( rearsegP @ SV27 @ SV42 )
        = $false )
      | ( ( ssList @ SV42 )
        = $false )
      | ( ( ssList @ SV27 )
        = $false ) ),
    inference(extcnf_not_neg,[status(thm)],[542]) ).

thf(553,plain,
    ! [SV42: $i,SV27: $i] :
      ( ( ( ( app @ ( sK7_SY102 @ SV27 @ SV42 ) @ SV42 )
          = SV27 )
        = $true )
      | ( ( rearsegP @ SV27 @ SV42 )
        = $false )
      | ( ( ssList @ SV42 )
        = $false )
      | ( ( ssList @ SV27 )
        = $false ) ),
    inference(extcnf_not_neg,[status(thm)],[543]) ).

thf(554,plain,
    ! [SV27: $i,SV42: $i,SV51: $i] :
      ( ( ( ssList @ SV51 )
        = $false )
      | ( ( ( app @ SV51 @ SV42 )
         != SV27 )
        = $true )
      | ( ( rearsegP @ SV27 @ SV42 )
        = $true )
      | ( ( ssList @ SV42 )
        = $false )
      | ( ( ssList @ SV27 )
        = $false ) ),
    inference(extcnf_not_pos,[status(thm)],[544]) ).

thf(555,plain,
    ! [SV52: $i] :
      ( ( ( ~ ~ ( ~ ~ ( ~ ( ssList @ SV52 )
                      | ~ ( neq @ SV52 @ nil ) )
                | ~ ( rearsegP @ sK2_SX0 @ SV52 ) ) )
        = $true )
      | ( ( ~ ( rearsegP @ sK1_U @ SV52 ) )
        = $true )
      | ( ( ~ ( ~ ( neq @ sK2_SX0 @ nil )
              | ( neq @ sK4_SY93 @ nil ) ) )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[546]) ).

thf(556,plain,
    ( ( ( neq @ sK2_SX0 @ nil )
      = $true )
    | ( ( ssList @ sK6_SY105 )
      = $true ) ),
    inference(extcnf_not_neg,[status(thm)],[547]) ).

thf(557,plain,
    ( ( ( ~ ( neq @ sK2_SX0 @ nil )
        | ( neq @ sK4_SY93 @ nil ) )
      = $false )
    | ( ( neq @ sK6_SY105 @ nil )
      = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[549]) ).

thf(558,plain,
    ( ( ( ~ ( neq @ sK2_SX0 @ nil )
        | ( neq @ sK4_SY93 @ nil ) )
      = $false )
    | ( ( rearsegP @ sK4_SY93 @ sK6_SY105 )
      = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[550]) ).

thf(559,plain,
    ( ( ( ~ ( neq @ sK2_SX0 @ nil ) )
      = $false )
    | ( ( rearsegP @ sK3_SY88 @ sK6_SY105 )
      = $true ) ),
    inference(extcnf_or_neg,[status(thm)],[551]) ).

thf(560,plain,
    ( ( ( neq @ sK4_SY93 @ nil )
      = $false )
    | ( ( rearsegP @ sK3_SY88 @ sK6_SY105 )
      = $true ) ),
    inference(extcnf_or_neg,[status(thm)],[551]) ).

thf(561,plain,
    ! [SV27: $i,SV42: $i,SV51: $i] :
      ( ( ( ( app @ SV51 @ SV42 )
          = SV27 )
        = $false )
      | ( ( ssList @ SV51 )
        = $false )
      | ( ( rearsegP @ SV27 @ SV42 )
        = $true )
      | ( ( ssList @ SV42 )
        = $false )
      | ( ( ssList @ SV27 )
        = $false ) ),
    inference(extcnf_not_pos,[status(thm)],[554]) ).

thf(562,plain,
    ! [SV52: $i] :
      ( ( ( ~ ( ~ ~ ( ~ ( ssList @ SV52 )
                    | ~ ( neq @ SV52 @ nil ) )
              | ~ ( rearsegP @ sK2_SX0 @ SV52 ) ) )
        = $false )
      | ( ( ~ ( rearsegP @ sK1_U @ SV52 ) )
        = $true )
      | ( ( ~ ( ~ ( neq @ sK2_SX0 @ nil )
              | ( neq @ sK4_SY93 @ nil ) ) )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[555]) ).

thf(563,plain,
    ( ( ( ~ ( neq @ sK2_SX0 @ nil ) )
      = $false )
    | ( ( neq @ sK6_SY105 @ nil )
      = $true ) ),
    inference(extcnf_or_neg,[status(thm)],[557]) ).

thf(564,plain,
    ( ( ( neq @ sK4_SY93 @ nil )
      = $false )
    | ( ( neq @ sK6_SY105 @ nil )
      = $true ) ),
    inference(extcnf_or_neg,[status(thm)],[557]) ).

thf(565,plain,
    ( ( ( ~ ( neq @ sK2_SX0 @ nil ) )
      = $false )
    | ( ( rearsegP @ sK4_SY93 @ sK6_SY105 )
      = $true ) ),
    inference(extcnf_or_neg,[status(thm)],[558]) ).

thf(566,plain,
    ( ( ( neq @ sK4_SY93 @ nil )
      = $false )
    | ( ( rearsegP @ sK4_SY93 @ sK6_SY105 )
      = $true ) ),
    inference(extcnf_or_neg,[status(thm)],[558]) ).

thf(567,plain,
    ( ( ( neq @ sK2_SX0 @ nil )
      = $true )
    | ( ( rearsegP @ sK3_SY88 @ sK6_SY105 )
      = $true ) ),
    inference(extcnf_not_neg,[status(thm)],[559]) ).

thf(568,plain,
    ! [SV52: $i] :
      ( ( ( ~ ~ ( ~ ( ssList @ SV52 )
                | ~ ( neq @ SV52 @ nil ) )
          | ~ ( rearsegP @ sK2_SX0 @ SV52 ) )
        = $true )
      | ( ( ~ ( rearsegP @ sK1_U @ SV52 ) )
        = $true )
      | ( ( ~ ( ~ ( neq @ sK2_SX0 @ nil )
              | ( neq @ sK4_SY93 @ nil ) ) )
        = $true ) ),
    inference(extcnf_not_neg,[status(thm)],[562]) ).

thf(569,plain,
    ( ( ( neq @ sK2_SX0 @ nil )
      = $true )
    | ( ( neq @ sK6_SY105 @ nil )
      = $true ) ),
    inference(extcnf_not_neg,[status(thm)],[563]) ).

thf(570,plain,
    ( ( ( neq @ sK2_SX0 @ nil )
      = $true )
    | ( ( rearsegP @ sK4_SY93 @ sK6_SY105 )
      = $true ) ),
    inference(extcnf_not_neg,[status(thm)],[565]) ).

thf(571,plain,
    ! [SV52: $i] :
      ( ( ( ~ ~ ( ~ ( ssList @ SV52 )
                | ~ ( neq @ SV52 @ nil ) ) )
        = $true )
      | ( ( ~ ( rearsegP @ sK2_SX0 @ SV52 ) )
        = $true )
      | ( ( ~ ( rearsegP @ sK1_U @ SV52 ) )
        = $true )
      | ( ( ~ ( ~ ( neq @ sK2_SX0 @ nil )
              | ( neq @ sK4_SY93 @ nil ) ) )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[568]) ).

thf(572,plain,
    ! [SV52: $i] :
      ( ( ( ~ ( ~ ( ssList @ SV52 )
              | ~ ( neq @ SV52 @ nil ) ) )
        = $false )
      | ( ( ~ ( rearsegP @ sK2_SX0 @ SV52 ) )
        = $true )
      | ( ( ~ ( rearsegP @ sK1_U @ SV52 ) )
        = $true )
      | ( ( ~ ( ~ ( neq @ sK2_SX0 @ nil )
              | ( neq @ sK4_SY93 @ nil ) ) )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[571]) ).

thf(573,plain,
    ! [SV52: $i] :
      ( ( ( ~ ( ssList @ SV52 )
          | ~ ( neq @ SV52 @ nil ) )
        = $true )
      | ( ( ~ ( rearsegP @ sK2_SX0 @ SV52 ) )
        = $true )
      | ( ( ~ ( rearsegP @ sK1_U @ SV52 ) )
        = $true )
      | ( ( ~ ( ~ ( neq @ sK2_SX0 @ nil )
              | ( neq @ sK4_SY93 @ nil ) ) )
        = $true ) ),
    inference(extcnf_not_neg,[status(thm)],[572]) ).

thf(574,plain,
    ! [SV52: $i] :
      ( ( ( ~ ( ssList @ SV52 ) )
        = $true )
      | ( ( ~ ( neq @ SV52 @ nil ) )
        = $true )
      | ( ( ~ ( rearsegP @ sK2_SX0 @ SV52 ) )
        = $true )
      | ( ( ~ ( rearsegP @ sK1_U @ SV52 ) )
        = $true )
      | ( ( ~ ( ~ ( neq @ sK2_SX0 @ nil )
              | ( neq @ sK4_SY93 @ nil ) ) )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[573]) ).

thf(575,plain,
    ! [SV52: $i] :
      ( ( ( ssList @ SV52 )
        = $false )
      | ( ( ~ ( neq @ SV52 @ nil ) )
        = $true )
      | ( ( ~ ( rearsegP @ sK2_SX0 @ SV52 ) )
        = $true )
      | ( ( ~ ( rearsegP @ sK1_U @ SV52 ) )
        = $true )
      | ( ( ~ ( ~ ( neq @ sK2_SX0 @ nil )
              | ( neq @ sK4_SY93 @ nil ) ) )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[574]) ).

thf(576,plain,
    ! [SV52: $i] :
      ( ( ( neq @ SV52 @ nil )
        = $false )
      | ( ( ssList @ SV52 )
        = $false )
      | ( ( ~ ( rearsegP @ sK2_SX0 @ SV52 ) )
        = $true )
      | ( ( ~ ( rearsegP @ sK1_U @ SV52 ) )
        = $true )
      | ( ( ~ ( ~ ( neq @ sK2_SX0 @ nil )
              | ( neq @ sK4_SY93 @ nil ) ) )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[575]) ).

thf(577,plain,
    ! [SV52: $i] :
      ( ( ( rearsegP @ sK2_SX0 @ SV52 )
        = $false )
      | ( ( ssList @ SV52 )
        = $false )
      | ( ( neq @ SV52 @ nil )
        = $false )
      | ( ( ~ ( rearsegP @ sK1_U @ SV52 ) )
        = $true )
      | ( ( ~ ( ~ ( neq @ sK2_SX0 @ nil )
              | ( neq @ sK4_SY93 @ nil ) ) )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[576]) ).

thf(578,plain,
    ! [SV52: $i] :
      ( ( ( rearsegP @ sK1_U @ SV52 )
        = $false )
      | ( ( neq @ SV52 @ nil )
        = $false )
      | ( ( ssList @ SV52 )
        = $false )
      | ( ( rearsegP @ sK2_SX0 @ SV52 )
        = $false )
      | ( ( ~ ( ~ ( neq @ sK2_SX0 @ nil )
              | ( neq @ sK4_SY93 @ nil ) ) )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[577]) ).

thf(579,plain,
    ! [SV52: $i] :
      ( ( ( ~ ( neq @ sK2_SX0 @ nil )
          | ( neq @ sK4_SY93 @ nil ) )
        = $false )
      | ( ( rearsegP @ sK2_SX0 @ SV52 )
        = $false )
      | ( ( ssList @ SV52 )
        = $false )
      | ( ( neq @ SV52 @ nil )
        = $false )
      | ( ( rearsegP @ sK1_U @ SV52 )
        = $false ) ),
    inference(extcnf_not_pos,[status(thm)],[578]) ).

thf(580,plain,
    ! [SV52: $i] :
      ( ( ( ~ ( neq @ sK2_SX0 @ nil ) )
        = $false )
      | ( ( rearsegP @ sK2_SX0 @ SV52 )
        = $false )
      | ( ( ssList @ SV52 )
        = $false )
      | ( ( neq @ SV52 @ nil )
        = $false )
      | ( ( rearsegP @ sK1_U @ SV52 )
        = $false ) ),
    inference(extcnf_or_neg,[status(thm)],[579]) ).

thf(581,plain,
    ! [SV52: $i] :
      ( ( ( neq @ sK4_SY93 @ nil )
        = $false )
      | ( ( rearsegP @ sK2_SX0 @ SV52 )
        = $false )
      | ( ( ssList @ SV52 )
        = $false )
      | ( ( neq @ SV52 @ nil )
        = $false )
      | ( ( rearsegP @ sK1_U @ SV52 )
        = $false ) ),
    inference(extcnf_or_neg,[status(thm)],[579]) ).

thf(582,plain,
    ! [SV52: $i] :
      ( ( ( neq @ sK2_SX0 @ nil )
        = $true )
      | ( ( rearsegP @ sK2_SX0 @ SV52 )
        = $false )
      | ( ( ssList @ SV52 )
        = $false )
      | ( ( neq @ SV52 @ nil )
        = $false )
      | ( ( rearsegP @ sK1_U @ SV52 )
        = $false ) ),
    inference(extcnf_not_neg,[status(thm)],[580]) ).

thf(583,plain,
    $false = $true,
    inference(fo_atp_e,[status(thm)],[143,582,581,570,569,567,566,564,561,560,556,553,552,548,545,536,532,531,530,529,518,517,498,497,496,494,493,492,491,486,483,476,467,464,445,444,427,417,416,400,399,396,394,393,368,359,348,300,290,288,287,284,281,276,275,273,208,177,170,169,168,167,166,165,164]) ).

thf(584,plain,
    $false,
    inference(solved_all_splits,[solved_all_splits(join,[])],[583]) ).

%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.00/0.03  % Problem  : SWC050+1 : TPTP v9.3.1. Released v2.4.0.
% 0.00/0.04  % Command  : leo --cores 7 --timeout 300 --proofoutput 1 --foatp e --atp e=/export/starexec/sandbox2/solver/bin/eprover /export/starexec/sandbox2/benchmark/theBenchmark.p
% 0.10/0.20  % Computer : n010.cluster.edu
% 0.10/0.20  % Model    : x86_64 x86_64
% 0.10/0.20  % CPU      : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.10/0.20  % Memory   : 8046.5625MB
% 0.10/0.20  % OS       : Linux 6.8.0-71-generic
% 0.10/0.20  % CPULimit : 300
% 0.10/0.20  % WCLimit  : 300
% 0.10/0.20  % DateTime : Tue Oct  6 15:58:40 UTC 2026
% 0.10/0.20  % CPUTime  : 
% 0.10/0.20  Running leo --cores 7 --timeout 300 --proofoutput 1 --foatp e --atp e=/export/starexec/sandbox2/solver/bin/eprover /export/starexec/sandbox2/benchmark/theBenchmark.p
% 2.28/0.60  .
% 2.28/0.60  
% 2.28/0.60   No.of.Axioms: 37
% 2.28/0.60  
% 2.28/0.60   Length.of.Defs: 0
% 2.28/0.60  
% 2.28/0.60   Contains.Choice.Funs: false
% 2.28/0.60  ................
% 2.28/0.60  
% 2.28/0.60  ********************************
% 2.28/0.60  *   All subproblems solved!    *
% 2.28/0.60  ********************************
% 2.28/0.60  % SZS status Theorem for /export/starexec/sandbox2/benchmark/theBenchmark.p : (rf:1,axioms:38,ps:0,u:6,ude:true,rLeibEQ:true,rAndEQ:true,use_choice:true,use_extuni:true,use_extcnf_combined:false,expand_extuni:false,foatp:e,atp_timeout:299,atp_calls_frequency:5,ordering:none,proof_output:1,protocol_output:false,clause_count:583,loop_count:0,foatp_calls:1,translation:fof_full)
% 2.28/0.60  
% 2.28/0.60  %**** Beginning of derivation protocol ****
% 2.28/0.60  % SZS output start CNFRefutation
% See solution above
% 2.28/0.61  
% 2.28/0.61  %**** End of derivation protocol ****
% 2.28/0.61  %**** no. of clauses in derivation: 526 ****
% 2.28/0.61  %**** clause counter: 583 ****
% 2.28/0.61  
% 2.28/0.61  % SZS status Theorem for /export/starexec/sandbox2/benchmark/theBenchmark.p : (rf:1,axioms:38,ps:0,u:6,ude:true,rLeibEQ:true,rAndEQ:true,use_choice:true,use_extuni:true,use_extcnf_combined:false,expand_extuni:false,foatp:e,atp_timeout:299,atp_calls_frequency:5,ordering:none,proof_output:1,protocol_output:false,clause_count:583,loop_count:0,foatp_calls:1,translation:fof_full)
%------------------------------------------------------------------------------