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

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%------------------------------------------------------------------------------
% File     : LEO-II---2.3.1
% Problem  : GRA009+2 : TPTP v9.3.1. Bugfixed v3.2.0.
% 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 : n017.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 10:19:42 AM UTC 2026

% Result   : Theorem 9.62s 1.86s
% Output   : CNFRefutation 9.62s
% Verified : 
% SZS Type : Refutation
%            Derivation depth      :   41
%            Number of leaves      :   18
% Syntax   : Number of formulae    :  652 ( 147 unt;   0 typ;   0 def)
%            Number of atoms       : 7667 (3173 equ;   0 cnn)
%            Maximal formula atoms :    9 (  11 avg)
%            Number of connectives : 16984 (4812   ~;2886   |; 150   &;9049   @)
%                                         (   9 <=>;  63  =>;   6  <=;   9 <~>)
%            Maximal formula depth :   15 (   6 avg)
%            Number of types       :    2 (   0 usr)
%            Number of type conns  :    0 (   0   >;   0   *;   0   +;   0  <<)
%            Number of symbols     :   42 (  39 usr;  14 con; 0-6 aty)
%            Number of variables   : 2471 (   0   ^;2435   !;  36   ?;2471   :)

% Comments : 
%------------------------------------------------------------------------------
thf(tp_complete,type,
    complete: $o ).

thf(tp_edge,type,
    edge: $i > $o ).

thf(tp_edges,type,
    edges: $i ).

thf(tp_empty,type,
    empty: $i ).

thf(tp_graph,type,
    graph: $i ).

thf(tp_head_of,type,
    head_of: $i > $i ).

thf(tp_in_path,type,
    in_path: $i > $i > $o ).

thf(tp_length_of,type,
    length_of: $i > $i ).

thf(tp_less_or_equal,type,
    less_or_equal: $i > $i > $o ).

thf(tp_minus,type,
    minus: $i > $i > $i ).

thf(tp_n1,type,
    n1: $i ).

thf(tp_number_of_in,type,
    number_of_in: $i > $i > $i ).

thf(tp_on_path,type,
    on_path: $i > $i > $o ).

thf(tp_path,type,
    path: $i > $i > $i > $o ).

thf(tp_path_cons,type,
    path_cons: $i > $i > $i ).

thf(tp_precedes,type,
    precedes: $i > $i > $i > $o ).

thf(tp_sK10_SY189,type,
    sK10_SY189: $i > $i > $i ).

thf(tp_sK11_SY163,type,
    sK11_SY163: $i > $i > $i > $i ).

thf(tp_sK12_SY207,type,
    sK12_SY207: $i > $i > $i > $i > $i > $i ).

thf(tp_sK13_SY209,type,
    sK13_SY209: $i > $i > $i > $i ).

thf(tp_sK14_SY209,type,
    sK14_SY209: $i > $i > $i > $i ).

thf(tp_sK15_SY207,type,
    sK15_SY207: $i > $i > $i > $i > $i > $i > $i ).

thf(tp_sK16_SY209,type,
    sK16_SY209: $i > $i > $i > $i > $i ).

thf(tp_sK1_SX0,type,
    sK1_SX0: $i ).

thf(tp_sK2_SY141,type,
    sK2_SY141: $i ).

thf(tp_sK3_SY175,type,
    sK3_SY175: $i ).

thf(tp_sK4_SY143,type,
    sK4_SY143: $i ).

thf(tp_sK5_SY197,type,
    sK5_SY197: $i ).

thf(tp_sK6_SY169,type,
    sK6_SY169: $i > $i > $i > $i ).

thf(tp_sK7_SY99,type,
    sK7_SY99: $i > $i > $i > $i ).

thf(tp_sK8_SY210,type,
    sK8_SY210: $i > $i > $i > $i ).

thf(tp_sK9_SY190,type,
    sK9_SY190: $i > $i > $i > $i > $i ).

thf(tp_sequential,type,
    sequential: $i > $i > $o ).

thf(tp_sequential_pairs,type,
    sequential_pairs: $i ).

thf(tp_shortest_path,type,
    shortest_path: $i > $i > $i > $o ).

thf(tp_tail_of,type,
    tail_of: $i > $i ).

thf(tp_triangle,type,
    triangle: $i > $i > $i > $o ).

thf(tp_triangles,type,
    triangles: $i ).

thf(tp_vertex,type,
    vertex: $i > $o ).

thf(1,axiom,
    ! [Things: $i,InThese: $i] : ( less_or_equal @ ( number_of_in @ Things @ InThese ) @ ( number_of_in @ Things @ graph ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',graph_has_them_all) ).

thf(2,axiom,
    ! [P: $i,V1: $i,V2: $i] :
      ( ( ( path @ V1 @ V2 @ P )
        & ! [E1: $i,E2: $i] :
            ( ( ( on_path @ E1 @ P )
              & ( on_path @ E2 @ P )
              & ( sequential @ E1 @ E2 ) )
           => ? [E3: $i] : ( triangle @ E1 @ E2 @ E3 ) ) )
     => ( ( number_of_in @ sequential_pairs @ P )
        = ( number_of_in @ triangles @ P ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',sequential_pairs_and_triangles) ).

thf(3,axiom,
    ! [V1: $i,V2: $i,P: $i] :
      ( ( path @ V1 @ V2 @ P )
     => ( ( number_of_in @ sequential_pairs @ P )
        = ( minus @ ( length_of @ P ) @ n1 ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',path_length_sequential_pairs) ).

thf(4,axiom,
    ! [V1: $i,V2: $i,P: $i] :
      ( ( path @ V1 @ V2 @ P )
     => ( ( length_of @ P )
        = ( number_of_in @ edges @ P ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',length_defn) ).

thf(5,axiom,
    ! [E1: $i,E2: $i,E3: $i] :
      ( ( triangle @ E1 @ E2 @ E3 )
    <=> ( ( edge @ E1 )
        & ( edge @ E2 )
        & ( edge @ E3 )
        & ( sequential @ E1 @ E2 )
        & ( sequential @ E2 @ E3 )
        & ( sequential @ E3 @ E1 ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',triangle_defn) ).

thf(6,axiom,
    ! [V1: $i,V2: $i,E1: $i,E2: $i,P: $i] :
      ( ( ( shortest_path @ V1 @ V2 @ P )
        & ( precedes @ E1 @ E2 @ P ) )
     => ( ~ ? [E3: $i] :
              ( ( ( tail_of @ E3 )
                = ( tail_of @ E1 ) )
              & ( ( head_of @ E3 )
                = ( head_of @ E2 ) ) )
        & ~ ( precedes @ E2 @ E1 @ P ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',shortest_path_properties) ).

thf(7,axiom,
    ! [V1: $i,V2: $i,SP: $i] :
      ( ( shortest_path @ V1 @ V2 @ SP )
    <=> ( ( path @ V1 @ V2 @ SP )
        & ( V1 != V2 )
        & ! [P: $i] :
            ( ( path @ V1 @ V2 @ P )
           => ( less_or_equal @ ( length_of @ SP ) @ ( length_of @ P ) ) ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',shortest_path_defn) ).

thf(8,axiom,
    ! [P: $i,V1: $i,V2: $i] :
      ( ( path @ V1 @ V2 @ P )
     => ! [E1: $i,E2: $i] :
          ( ( precedes @ E1 @ E2 @ P )
         => ( ( on_path @ E1 @ P )
            & ( on_path @ E2 @ P )
            & ( ( sequential @ E1 @ E2 )
            <~> ? [E3: $i] :
                  ( ( sequential @ E1 @ E3 )
                  & ( precedes @ E3 @ E2 @ P ) ) ) ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',precedes_properties) ).

thf(9,axiom,
    ! [P: $i,V1: $i,V2: $i] :
      ( ( path @ V1 @ V2 @ P )
     => ! [E1: $i,E2: $i] :
          ( ( precedes @ E1 @ E2 @ P )
         <= ( ( on_path @ E1 @ P )
            & ( on_path @ E2 @ P )
            & ( ( sequential @ E1 @ E2 )
              | ? [E3: $i] :
                  ( ( sequential @ E1 @ E3 )
                  & ( precedes @ E3 @ E2 @ P ) ) ) ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',precedes_defn) ).

thf(10,axiom,
    ! [E1: $i,E2: $i] :
      ( ( sequential @ E1 @ E2 )
    <=> ( ( edge @ E1 )
        & ( edge @ E2 )
        & ( E1 != E2 )
        & ( ( head_of @ E1 )
          = ( tail_of @ E2 ) ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',sequential_defn) ).

thf(11,axiom,
    ! [V1: $i,V2: $i,P: $i,V: $i] :
      ( ( ( path @ V1 @ V2 @ P )
        & ( in_path @ V @ P ) )
     => ( ( vertex @ V )
        & ? [E: $i] :
            ( ( on_path @ E @ P )
            & ( ( V
                = ( head_of @ E ) )
              | ( V
                = ( tail_of @ E ) ) ) ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',in_path_properties) ).

thf(12,axiom,
    ! [V1: $i,V2: $i,P: $i,E: $i] :
      ( ( ( path @ V1 @ V2 @ P )
        & ( on_path @ E @ P ) )
     => ( ( edge @ E )
        & ( in_path @ ( head_of @ E ) @ P )
        & ( in_path @ ( tail_of @ E ) @ P ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',on_path_properties) ).

thf(13,axiom,
    ! [V1: $i,V2: $i,P: $i] :
      ( ( path @ V1 @ V2 @ P )
     => ( ( vertex @ V1 )
        & ( vertex @ V2 )
        & ? [E: $i] :
            ( ( edge @ E )
            & ( V1
              = ( tail_of @ E ) )
            & ( ( ( V2
                  = ( head_of @ E ) )
                & ( P
                  = ( path_cons @ E @ empty ) ) )
            <~> ? [TP: $i] :
                  ( ( path @ ( head_of @ E ) @ V2 @ TP )
                  & ( P
                    = ( path_cons @ E @ TP ) ) ) ) ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',path_properties) ).

thf(14,axiom,
    ! [V1: $i,V2: $i,P: $i] :
      ( ( path @ V1 @ V2 @ P )
     <= ( ( vertex @ V1 )
        & ( vertex @ V2 )
        & ? [E: $i] :
            ( ( edge @ E )
            & ( V1
              = ( tail_of @ E ) )
            & ( ( ( V2
                  = ( head_of @ E ) )
                & ( P
                  = ( path_cons @ E @ empty ) ) )
              | ? [TP: $i] :
                  ( ( path @ ( head_of @ E ) @ V2 @ TP )
                  & ( P
                    = ( path_cons @ E @ TP ) ) ) ) ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',path_defn) ).

thf(15,axiom,
    ( complete
   => ! [V1: $i,V2: $i] :
        ( ( ( vertex @ V1 )
          & ( vertex @ V2 )
          & ( V1 != V2 ) )
       => ? [E: $i] :
            ( ( edge @ E )
            & ( ( ( V1
                  = ( head_of @ E ) )
                & ( V2
                  = ( tail_of @ E ) ) )
            <~> ( ( V2
                  = ( head_of @ E ) )
                & ( V1
                  = ( tail_of @ E ) ) ) ) ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',complete_properties) ).

thf(16,axiom,
    ! [E: $i] :
      ( ( edge @ E )
     => ( ( vertex @ ( head_of @ E ) )
        & ( vertex @ ( tail_of @ E ) ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',edge_ends_are_vertices) ).

thf(17,axiom,
    ! [E: $i] :
      ( ( edge @ E )
     => ( ( head_of @ E )
       != ( tail_of @ E ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',no_loops) ).

thf(18,conjecture,
    ( complete
   => ! [P: $i,V1: $i,V2: $i] :
        ( ( shortest_path @ V1 @ V2 @ P )
       => ! [E1: $i,E2: $i] :
            ( ( ( on_path @ E1 @ P )
              & ( on_path @ E2 @ P )
              & ( sequential @ E1 @ E2 ) )
           => ? [E3: $i] : ( triangle @ E1 @ E2 @ E3 ) ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',complete_means_path_means_stuff_means_triangles) ).

thf(19,negated_conjecture,
    ( ( complete
     => ! [P: $i,V1: $i,V2: $i] :
          ( ( shortest_path @ V1 @ V2 @ P )
         => ! [E1: $i,E2: $i] :
              ( ( ( on_path @ E1 @ P )
                & ( on_path @ E2 @ P )
                & ( sequential @ E1 @ E2 ) )
             => ? [E3: $i] : ( triangle @ E1 @ E2 @ E3 ) ) ) )
    = $false ),
    inference(negate_conjecture,[status(cth)],[18]) ).

thf(20,plain,
    ( ( complete
     => ! [P: $i,V1: $i,V2: $i] :
          ( ( shortest_path @ V1 @ V2 @ P )
         => ! [E1: $i,E2: $i] :
              ( ( ( on_path @ E1 @ P )
                & ( on_path @ E2 @ P )
                & ( sequential @ E1 @ E2 ) )
             => ? [E3: $i] : ( triangle @ E1 @ E2 @ E3 ) ) ) )
    = $false ),
    inference(unfold_def,[status(thm)],[19]) ).

thf(21,plain,
    ( ( ! [Things: $i,InThese: $i] : ( less_or_equal @ ( number_of_in @ Things @ InThese ) @ ( number_of_in @ Things @ graph ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[1]) ).

thf(22,plain,
    ( ( ! [P: $i,V1: $i,V2: $i] :
          ( ( ( path @ V1 @ V2 @ P )
            & ! [E1: $i,E2: $i] :
                ( ( ( on_path @ E1 @ P )
                  & ( on_path @ E2 @ P )
                  & ( sequential @ E1 @ E2 ) )
               => ? [E3: $i] : ( triangle @ E1 @ E2 @ E3 ) ) )
         => ( ( number_of_in @ sequential_pairs @ P )
            = ( number_of_in @ triangles @ P ) ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[2]) ).

thf(23,plain,
    ( ( ! [V1: $i,V2: $i,P: $i] :
          ( ( path @ V1 @ V2 @ P )
         => ( ( number_of_in @ sequential_pairs @ P )
            = ( minus @ ( length_of @ P ) @ n1 ) ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[3]) ).

thf(24,plain,
    ( ( ! [V1: $i,V2: $i,P: $i] :
          ( ( path @ V1 @ V2 @ P )
         => ( ( length_of @ P )
            = ( number_of_in @ edges @ P ) ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[4]) ).

thf(25,plain,
    ( ( ! [E1: $i,E2: $i,E3: $i] :
          ( ( triangle @ E1 @ E2 @ E3 )
        <=> ( ( edge @ E1 )
            & ( edge @ E2 )
            & ( edge @ E3 )
            & ( sequential @ E1 @ E2 )
            & ( sequential @ E2 @ E3 )
            & ( sequential @ E3 @ E1 ) ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[5]) ).

thf(26,plain,
    ( ( ! [V1: $i,V2: $i,E1: $i,E2: $i,P: $i] :
          ( ( ( shortest_path @ V1 @ V2 @ P )
            & ( precedes @ E1 @ E2 @ P ) )
         => ( ~ ? [E3: $i] :
                  ( ( ( tail_of @ E3 )
                    = ( tail_of @ E1 ) )
                  & ( ( head_of @ E3 )
                    = ( head_of @ E2 ) ) )
            & ~ ( precedes @ E2 @ E1 @ P ) ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[6]) ).

thf(27,plain,
    ( ( ! [V1: $i,V2: $i,SP: $i] :
          ( ( shortest_path @ V1 @ V2 @ SP )
        <=> ( ( path @ V1 @ V2 @ SP )
            & ( V1 != V2 )
            & ! [P: $i] :
                ( ( path @ V1 @ V2 @ P )
               => ( less_or_equal @ ( length_of @ SP ) @ ( length_of @ P ) ) ) ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[7]) ).

thf(28,plain,
    ( ( ! [P: $i,V1: $i,V2: $i] :
          ( ( path @ V1 @ V2 @ P )
         => ! [E1: $i,E2: $i] :
              ( ( precedes @ E1 @ E2 @ P )
             => ( ( on_path @ E1 @ P )
                & ( on_path @ E2 @ P )
                & ( ( sequential @ E1 @ E2 )
                <~> ? [E3: $i] :
                      ( ( sequential @ E1 @ E3 )
                      & ( precedes @ E3 @ E2 @ P ) ) ) ) ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[8]) ).

thf(29,plain,
    ( ( ! [P: $i,V1: $i,V2: $i] :
          ( ( path @ V1 @ V2 @ P )
         => ! [E1: $i,E2: $i] :
              ( ( precedes @ E1 @ E2 @ P )
             <= ( ( on_path @ E1 @ P )
                & ( on_path @ E2 @ P )
                & ( ( sequential @ E1 @ E2 )
                  | ? [E3: $i] :
                      ( ( sequential @ E1 @ E3 )
                      & ( precedes @ E3 @ E2 @ P ) ) ) ) ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[9]) ).

thf(30,plain,
    ( ( ! [E1: $i,E2: $i] :
          ( ( sequential @ E1 @ E2 )
        <=> ( ( edge @ E1 )
            & ( edge @ E2 )
            & ( E1 != E2 )
            & ( ( head_of @ E1 )
              = ( tail_of @ E2 ) ) ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[10]) ).

thf(31,plain,
    ( ( ! [V1: $i,V2: $i,P: $i,V: $i] :
          ( ( ( path @ V1 @ V2 @ P )
            & ( in_path @ V @ P ) )
         => ( ( vertex @ V )
            & ? [E: $i] :
                ( ( on_path @ E @ P )
                & ( ( V
                    = ( head_of @ E ) )
                  | ( V
                    = ( tail_of @ E ) ) ) ) ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[11]) ).

thf(32,plain,
    ( ( ! [V1: $i,V2: $i,P: $i,E: $i] :
          ( ( ( path @ V1 @ V2 @ P )
            & ( on_path @ E @ P ) )
         => ( ( edge @ E )
            & ( in_path @ ( head_of @ E ) @ P )
            & ( in_path @ ( tail_of @ E ) @ P ) ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[12]) ).

thf(33,plain,
    ( ( ! [V1: $i,V2: $i,P: $i] :
          ( ( path @ V1 @ V2 @ P )
         => ( ( vertex @ V1 )
            & ( vertex @ V2 )
            & ? [E: $i] :
                ( ( edge @ E )
                & ( V1
                  = ( tail_of @ E ) )
                & ( ( ( V2
                      = ( head_of @ E ) )
                    & ( P
                      = ( path_cons @ E @ empty ) ) )
                <~> ? [TP: $i] :
                      ( ( path @ ( head_of @ E ) @ V2 @ TP )
                      & ( P
                        = ( path_cons @ E @ TP ) ) ) ) ) ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[13]) ).

thf(34,plain,
    ( ( ! [V1: $i,V2: $i,P: $i] :
          ( ( path @ V1 @ V2 @ P )
         <= ( ( vertex @ V1 )
            & ( vertex @ V2 )
            & ? [E: $i] :
                ( ( edge @ E )
                & ( V1
                  = ( tail_of @ E ) )
                & ( ( ( V2
                      = ( head_of @ E ) )
                    & ( P
                      = ( path_cons @ E @ empty ) ) )
                  | ? [TP: $i] :
                      ( ( path @ ( head_of @ E ) @ V2 @ TP )
                      & ( P
                        = ( path_cons @ E @ TP ) ) ) ) ) ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[14]) ).

thf(35,plain,
    ( ( complete
     => ! [V1: $i,V2: $i] :
          ( ( ( vertex @ V1 )
            & ( vertex @ V2 )
            & ( V1 != V2 ) )
         => ? [E: $i] :
              ( ( edge @ E )
              & ( ( ( V1
                    = ( head_of @ E ) )
                  & ( V2
                    = ( tail_of @ E ) ) )
              <~> ( ( V2
                    = ( head_of @ E ) )
                  & ( V1
                    = ( tail_of @ E ) ) ) ) ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[15]) ).

thf(36,plain,
    ( ( ! [E: $i] :
          ( ( edge @ E )
         => ( ( vertex @ ( head_of @ E ) )
            & ( vertex @ ( tail_of @ E ) ) ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[16]) ).

thf(37,plain,
    ( ( ! [E: $i] :
          ( ( edge @ E )
         => ( ( head_of @ E )
           != ( tail_of @ E ) ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[17]) ).

thf(38,plain,
    complete = $true,
    inference(standard_cnf,[status(thm)],[20]) ).

thf(39,plain,
    ( ( ! [P: $i,V1: $i,V2: $i] :
          ( ( shortest_path @ V1 @ V2 @ P )
         => ! [E1: $i,E2: $i] :
              ( ( ( on_path @ E1 @ P )
                & ( on_path @ E2 @ P )
                & ( sequential @ E1 @ E2 ) )
             => ? [E3: $i] : ( triangle @ E1 @ E2 @ E3 ) ) ) )
    = $false ),
    inference(standard_cnf,[status(thm)],[20]) ).

thf(40,plain,
    ( ( ~ ! [P: $i,V1: $i,V2: $i] :
            ( ( shortest_path @ V1 @ V2 @ P )
           => ! [E1: $i,E2: $i] :
                ( ( ( on_path @ E1 @ P )
                  & ( on_path @ E2 @ P )
                  & ( sequential @ E1 @ E2 ) )
               => ? [E3: $i] : ( triangle @ E1 @ E2 @ E3 ) ) ) )
    = $true ),
    inference(polarity_switch,[status(thm)],[39]) ).

thf(41,plain,
    ( ( ! [E: $i] :
          ( ( edge @ E )
         => ( ( head_of @ E )
           != ( tail_of @ E ) ) ) )
    = $true ),
    inference(copy,[status(thm)],[37]) ).

thf(42,plain,
    ( ( ! [E: $i] :
          ( ( edge @ E )
         => ( ( vertex @ ( head_of @ E ) )
            & ( vertex @ ( tail_of @ E ) ) ) ) )
    = $true ),
    inference(copy,[status(thm)],[36]) ).

thf(43,plain,
    ( ( complete
     => ! [V1: $i,V2: $i] :
          ( ( ( vertex @ V1 )
            & ( vertex @ V2 )
            & ( V1 != V2 ) )
         => ? [E: $i] :
              ( ( edge @ E )
              & ( ( ( V1
                    = ( head_of @ E ) )
                  & ( V2
                    = ( tail_of @ E ) ) )
              <~> ( ( V2
                    = ( head_of @ E ) )
                  & ( V1
                    = ( tail_of @ E ) ) ) ) ) ) )
    = $true ),
    inference(copy,[status(thm)],[35]) ).

thf(44,plain,
    ( ( ! [V1: $i,V2: $i,P: $i] :
          ( ( path @ V1 @ V2 @ P )
         <= ( ( vertex @ V1 )
            & ( vertex @ V2 )
            & ? [E: $i] :
                ( ( edge @ E )
                & ( V1
                  = ( tail_of @ E ) )
                & ( ( ( V2
                      = ( head_of @ E ) )
                    & ( P
                      = ( path_cons @ E @ empty ) ) )
                  | ? [TP: $i] :
                      ( ( path @ ( head_of @ E ) @ V2 @ TP )
                      & ( P
                        = ( path_cons @ E @ TP ) ) ) ) ) ) ) )
    = $true ),
    inference(copy,[status(thm)],[34]) ).

thf(45,plain,
    ( ( ! [V1: $i,V2: $i,P: $i] :
          ( ( path @ V1 @ V2 @ P )
         => ( ( vertex @ V1 )
            & ( vertex @ V2 )
            & ? [E: $i] :
                ( ( edge @ E )
                & ( V1
                  = ( tail_of @ E ) )
                & ( ( ( V2
                      = ( head_of @ E ) )
                    & ( P
                      = ( path_cons @ E @ empty ) ) )
                <~> ? [TP: $i] :
                      ( ( path @ ( head_of @ E ) @ V2 @ TP )
                      & ( P
                        = ( path_cons @ E @ TP ) ) ) ) ) ) ) )
    = $true ),
    inference(copy,[status(thm)],[33]) ).

thf(46,plain,
    ( ( ! [V1: $i,V2: $i,P: $i,E: $i] :
          ( ( ( path @ V1 @ V2 @ P )
            & ( on_path @ E @ P ) )
         => ( ( edge @ E )
            & ( in_path @ ( head_of @ E ) @ P )
            & ( in_path @ ( tail_of @ E ) @ P ) ) ) )
    = $true ),
    inference(copy,[status(thm)],[32]) ).

thf(47,plain,
    ( ( ! [V1: $i,V2: $i,P: $i,V: $i] :
          ( ( ( path @ V1 @ V2 @ P )
            & ( in_path @ V @ P ) )
         => ( ( vertex @ V )
            & ? [E: $i] :
                ( ( on_path @ E @ P )
                & ( ( V
                    = ( head_of @ E ) )
                  | ( V
                    = ( tail_of @ E ) ) ) ) ) ) )
    = $true ),
    inference(copy,[status(thm)],[31]) ).

thf(48,plain,
    ( ( ! [E1: $i,E2: $i] :
          ( ( sequential @ E1 @ E2 )
        <=> ( ( edge @ E1 )
            & ( edge @ E2 )
            & ( E1 != E2 )
            & ( ( head_of @ E1 )
              = ( tail_of @ E2 ) ) ) ) )
    = $true ),
    inference(copy,[status(thm)],[30]) ).

thf(49,plain,
    ( ( ! [P: $i,V1: $i,V2: $i] :
          ( ( path @ V1 @ V2 @ P )
         => ! [E1: $i,E2: $i] :
              ( ( precedes @ E1 @ E2 @ P )
             <= ( ( on_path @ E1 @ P )
                & ( on_path @ E2 @ P )
                & ( ( sequential @ E1 @ E2 )
                  | ? [E3: $i] :
                      ( ( sequential @ E1 @ E3 )
                      & ( precedes @ E3 @ E2 @ P ) ) ) ) ) ) )
    = $true ),
    inference(copy,[status(thm)],[29]) ).

thf(50,plain,
    ( ( ! [P: $i,V1: $i,V2: $i] :
          ( ( path @ V1 @ V2 @ P )
         => ! [E1: $i,E2: $i] :
              ( ( precedes @ E1 @ E2 @ P )
             => ( ( on_path @ E1 @ P )
                & ( on_path @ E2 @ P )
                & ( ( sequential @ E1 @ E2 )
                <~> ? [E3: $i] :
                      ( ( sequential @ E1 @ E3 )
                      & ( precedes @ E3 @ E2 @ P ) ) ) ) ) ) )
    = $true ),
    inference(copy,[status(thm)],[28]) ).

thf(51,plain,
    ( ( ! [V1: $i,V2: $i,SP: $i] :
          ( ( shortest_path @ V1 @ V2 @ SP )
        <=> ( ( path @ V1 @ V2 @ SP )
            & ( V1 != V2 )
            & ! [P: $i] :
                ( ( path @ V1 @ V2 @ P )
               => ( less_or_equal @ ( length_of @ SP ) @ ( length_of @ P ) ) ) ) ) )
    = $true ),
    inference(copy,[status(thm)],[27]) ).

thf(52,plain,
    ( ( ! [V1: $i,V2: $i,E1: $i,E2: $i,P: $i] :
          ( ( ( shortest_path @ V1 @ V2 @ P )
            & ( precedes @ E1 @ E2 @ P ) )
         => ( ~ ? [E3: $i] :
                  ( ( ( tail_of @ E3 )
                    = ( tail_of @ E1 ) )
                  & ( ( head_of @ E3 )
                    = ( head_of @ E2 ) ) )
            & ~ ( precedes @ E2 @ E1 @ P ) ) ) )
    = $true ),
    inference(copy,[status(thm)],[26]) ).

thf(53,plain,
    ( ( ! [E1: $i,E2: $i,E3: $i] :
          ( ( triangle @ E1 @ E2 @ E3 )
        <=> ( ( edge @ E1 )
            & ( edge @ E2 )
            & ( edge @ E3 )
            & ( sequential @ E1 @ E2 )
            & ( sequential @ E2 @ E3 )
            & ( sequential @ E3 @ E1 ) ) ) )
    = $true ),
    inference(copy,[status(thm)],[25]) ).

thf(54,plain,
    ( ( ! [V1: $i,V2: $i,P: $i] :
          ( ( path @ V1 @ V2 @ P )
         => ( ( length_of @ P )
            = ( number_of_in @ edges @ P ) ) ) )
    = $true ),
    inference(copy,[status(thm)],[24]) ).

thf(55,plain,
    ( ( ! [V1: $i,V2: $i,P: $i] :
          ( ( path @ V1 @ V2 @ P )
         => ( ( number_of_in @ sequential_pairs @ P )
            = ( minus @ ( length_of @ P ) @ n1 ) ) ) )
    = $true ),
    inference(copy,[status(thm)],[23]) ).

thf(56,plain,
    ( ( ! [P: $i,V1: $i,V2: $i] :
          ( ( ( path @ V1 @ V2 @ P )
            & ! [E1: $i,E2: $i] :
                ( ( ( on_path @ E1 @ P )
                  & ( on_path @ E2 @ P )
                  & ( sequential @ E1 @ E2 ) )
               => ? [E3: $i] : ( triangle @ E1 @ E2 @ E3 ) ) )
         => ( ( number_of_in @ sequential_pairs @ P )
            = ( number_of_in @ triangles @ P ) ) ) )
    = $true ),
    inference(copy,[status(thm)],[22]) ).

thf(57,plain,
    ( ( ! [Things: $i,InThese: $i] : ( less_or_equal @ ( number_of_in @ Things @ InThese ) @ ( number_of_in @ Things @ graph ) ) )
    = $true ),
    inference(copy,[status(thm)],[21]) ).

thf(58,plain,
    complete = $true,
    inference(copy,[status(thm)],[38]) ).

thf(59,plain,
    ( ( ~ ! [P: $i,V1: $i,V2: $i] :
            ( ( shortest_path @ V1 @ V2 @ P )
           => ! [E1: $i,E2: $i] :
                ( ( ( on_path @ E1 @ P )
                  & ( on_path @ E2 @ P )
                  & ( sequential @ E1 @ E2 ) )
               => ? [E3: $i] : ( triangle @ E1 @ E2 @ E3 ) ) ) )
    = $true ),
    inference(copy,[status(thm)],[40]) ).

thf(60,plain,
    ( ( ~ complete
      | ! [SX0: $i,SX1: $i] :
          ( ~ ~ ( ~ ~ ( ~ ( vertex @ SX0 )
                      | ~ ( vertex @ SX1 ) )
                | ~ ( ( SX0 != SX1 ) ) )
          | ~ ! [SX2: $i] :
                ~ ~ ( ~ ( edge @ SX2 )
                    | ~ ~ ~ ( ~ ( ~ ~ ( ( SX0
                                       != ( head_of @ SX2 ) )
                                      | ( SX1
                                       != ( tail_of @ SX2 ) ) )
                                | ~ ( ( SX1
                                     != ( head_of @ SX2 ) )
                                    | ( SX0
                                     != ( tail_of @ SX2 ) ) ) )
                            | ~ ( ~ ~ ( ( SX1
                                       != ( head_of @ SX2 ) )
                                      | ( SX0
                                       != ( tail_of @ SX2 ) ) )
                                | ~ ( ( SX0
                                     != ( head_of @ SX2 ) )
                                    | ( SX1
                                     != ( tail_of @ SX2 ) ) ) ) ) ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[43]) ).

thf(61,plain,
    ( ( ! [SX0: $i,SX1: $i,SX2: $i] :
          ~ ( ~ ( ~ ( shortest_path @ SX0 @ SX1 @ SX2 )
                | ~ ( ~ ~ ( ~ ( path @ SX0 @ SX1 @ SX2 )
                          | ~ ( ( SX0 != SX1 ) ) )
                    | ~ ! [SX3: $i] :
                          ( ~ ( path @ SX0 @ SX1 @ SX3 )
                          | ( less_or_equal @ ( length_of @ SX2 ) @ ( length_of @ SX3 ) ) ) ) )
            | ~ ( ~ ~ ( ~ ~ ( ~ ( path @ SX0 @ SX1 @ SX2 )
                            | ~ ( ( SX0 != SX1 ) ) )
                      | ~ ! [SX3: $i] :
                            ( ~ ( path @ SX0 @ SX1 @ SX3 )
                            | ( less_or_equal @ ( length_of @ SX2 ) @ ( length_of @ SX3 ) ) ) )
                | ( shortest_path @ SX0 @ SX1 @ SX2 ) ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[51]) ).

thf(62,plain,
    ( ( ! [SX0: $i,SX1: $i,SX2: $i,SX3: $i] :
          ( ~ ~ ( ~ ( path @ SX0 @ SX1 @ SX2 )
                | ~ ( on_path @ SX3 @ SX2 ) )
          | ~ ( ~ ~ ( ~ ( edge @ SX3 )
                    | ~ ( in_path @ ( head_of @ SX3 ) @ SX2 ) )
              | ~ ( in_path @ ( tail_of @ SX3 ) @ SX2 ) ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[46]) ).

thf(63,plain,
    ( ( ! [SX0: $i] :
          ( ~ ( edge @ SX0 )
          | ~ ( ~ ( vertex @ ( head_of @ SX0 ) )
              | ~ ( vertex @ ( tail_of @ SX0 ) ) ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[42]) ).

thf(64,plain,
    ( ( ! [SX0: $i] :
          ( ~ ( edge @ SX0 )
          | ( ( head_of @ SX0 )
           != ( tail_of @ SX0 ) ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[41]) ).

thf(65,plain,
    ( ( ! [SX0: $i,SX1: $i,SX2: $i] :
          ( ( path @ SX0 @ SX1 @ SX2 )
          | ~ ~ ( ~ ~ ( ~ ( vertex @ SX0 )
                      | ~ ( vertex @ SX1 ) )
                | ~ ~ ! [SX3: $i] :
                        ~ ~ ( ~ ~ ( ~ ( edge @ SX3 )
                                  | ( SX0
                                   != ( tail_of @ SX3 ) ) )
                            | ~ ( ~ ( ( SX1
                                     != ( head_of @ SX3 ) )
                                    | ( SX2
                                     != ( path_cons @ SX3 @ empty ) ) )
                                | ~ ! [SX4: $i] :
                                      ~ ~ ( ~ ( path @ ( head_of @ SX3 ) @ SX1 @ SX4 )
                                          | ( SX2
                                           != ( path_cons @ SX3 @ SX4 ) ) ) ) ) ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[44]) ).

thf(66,plain,
    ( ( ! [SX0: $i,SX1: $i,SX2: $i,SX3: $i] :
          ( ~ ~ ( ~ ( path @ SX0 @ SX1 @ SX2 )
                | ~ ( in_path @ SX3 @ SX2 ) )
          | ~ ( ~ ( vertex @ SX3 )
              | ~ ~ ! [SX4: $i] :
                      ~ ~ ( ~ ( on_path @ SX4 @ SX2 )
                          | ~ ( ( SX3
                                = ( head_of @ SX4 ) )
                              | ( SX3
                                = ( tail_of @ SX4 ) ) ) ) ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[47]) ).

thf(67,plain,
    ( ( ! [SX0: $i,SX1: $i,SX2: $i] :
          ~ ( ~ ( ~ ( triangle @ SX0 @ SX1 @ SX2 )
                | ~ ( ~ ~ ( ~ ~ ( ~ ~ ( ~ ~ ( ~ ( edge @ SX0 )
                                            | ~ ( edge @ SX1 ) )
                                      | ~ ( edge @ SX2 ) )
                                | ~ ( sequential @ SX0 @ SX1 ) )
                          | ~ ( sequential @ SX1 @ SX2 ) )
                    | ~ ( sequential @ SX2 @ SX0 ) ) )
            | ~ ( ~ ~ ( ~ ~ ( ~ ~ ( ~ ~ ( ~ ~ ( ~ ( edge @ SX0 )
                                              | ~ ( edge @ SX1 ) )
                                        | ~ ( edge @ SX2 ) )
                                  | ~ ( sequential @ SX0 @ SX1 ) )
                            | ~ ( sequential @ SX1 @ SX2 ) )
                      | ~ ( sequential @ SX2 @ SX0 ) )
                | ( triangle @ SX0 @ SX1 @ SX2 ) ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[53]) ).

thf(68,plain,
    ( ( ! [SX0: $i,SX1: $i,SX2: $i] :
          ( ~ ( path @ SX0 @ SX1 @ SX2 )
          | ( ( length_of @ SX2 )
            = ( number_of_in @ edges @ SX2 ) ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[54]) ).

thf(69,plain,
    ( ( ! [SX0: $i,SX1: $i,SX2: $i] :
          ( ~ ( path @ SX0 @ SX1 @ SX2 )
          | ~ ( ~ ~ ( ~ ( vertex @ SX0 )
                    | ~ ( vertex @ SX1 ) )
              | ~ ~ ! [SX3: $i] :
                      ~ ~ ( ~ ~ ( ~ ( edge @ SX3 )
                                | ( SX0
                                 != ( tail_of @ SX3 ) ) )
                          | ~ ~ ~ ( ~ ( ~ ~ ( ( SX1
                                             != ( head_of @ SX3 ) )
                                            | ( SX2
                                             != ( path_cons @ SX3 @ empty ) ) )
                                      | ~ ! [SX4: $i] :
                                            ~ ~ ( ~ ( path @ ( head_of @ SX3 ) @ SX1 @ SX4 )
                                                | ( SX2
                                                 != ( path_cons @ SX3 @ SX4 ) ) ) )
                                  | ~ ( ~ ~ ! [SX4: $i] :
                                              ~ ~ ( ~ ( path @ ( head_of @ SX3 ) @ SX1 @ SX4 )
                                                  | ( SX2
                                                   != ( path_cons @ SX3 @ SX4 ) ) )
                                      | ~ ( ( SX1
                                           != ( head_of @ SX3 ) )
                                          | ( SX2
                                           != ( path_cons @ SX3 @ empty ) ) ) ) ) ) ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[45]) ).

thf(70,plain,
    ( ( ! [SX0: $i,SX1: $i] :
          ~ ( ~ ( ~ ( sequential @ SX0 @ SX1 )
                | ~ ( ~ ~ ( ~ ~ ( ~ ( edge @ SX0 )
                                | ~ ( edge @ SX1 ) )
                          | ~ ( ( SX0 != SX1 ) ) )
                    | ( ( head_of @ SX0 )
                     != ( tail_of @ SX1 ) ) ) )
            | ~ ( ~ ~ ( ~ ~ ( ~ ~ ( ~ ( edge @ SX0 )
                                  | ~ ( edge @ SX1 ) )
                            | ~ ( ( SX0 != SX1 ) ) )
                      | ( ( head_of @ SX0 )
                       != ( tail_of @ SX1 ) ) )
                | ( sequential @ SX0 @ SX1 ) ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[48]) ).

thf(71,plain,
    ( ( ! [SX0: $i,SX1: $i,SX2: $i] :
          ( ~ ~ ( ~ ( path @ SX1 @ SX2 @ SX0 )
                | ~ ! [SX3: $i,SX4: $i] :
                      ( ~ ~ ( ~ ~ ( ~ ( on_path @ SX3 @ SX0 )
                                  | ~ ( on_path @ SX4 @ SX0 ) )
                            | ~ ( sequential @ SX3 @ SX4 ) )
                      | ~ ! [SX5: $i] :
                            ~ ( triangle @ SX3 @ SX4 @ SX5 ) ) )
          | ( ( number_of_in @ sequential_pairs @ SX0 )
            = ( number_of_in @ triangles @ SX0 ) ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[56]) ).

thf(72,plain,
    ( ( ~ ! [SX0: $i,SX1: $i,SX2: $i] :
            ( ~ ( shortest_path @ SX1 @ SX2 @ SX0 )
            | ! [SX3: $i,SX4: $i] :
                ( ~ ~ ( ~ ~ ( ~ ( on_path @ SX3 @ SX0 )
                            | ~ ( on_path @ SX4 @ SX0 ) )
                      | ~ ( sequential @ SX3 @ SX4 ) )
                | ~ ! [SX5: $i] :
                      ~ ( triangle @ SX3 @ SX4 @ SX5 ) ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[59]) ).

thf(73,plain,
    ( ( ! [SX0: $i,SX1: $i,SX2: $i] :
          ( ~ ( path @ SX0 @ SX1 @ SX2 )
          | ( ( number_of_in @ sequential_pairs @ SX2 )
            = ( minus @ ( length_of @ SX2 ) @ n1 ) ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[55]) ).

thf(74,plain,
    ( ( ! [SX0: $i,SX1: $i,SX2: $i,SX3: $i,SX4: $i] :
          ( ~ ~ ( ~ ( shortest_path @ SX0 @ SX1 @ SX4 )
                | ~ ( precedes @ SX2 @ SX3 @ SX4 ) )
          | ~ ( ~ ~ ~ ! [SX5: $i] :
                        ~ ~ ( ( ( tail_of @ SX5 )
                             != ( tail_of @ SX2 ) )
                            | ( ( head_of @ SX5 )
                             != ( head_of @ SX3 ) ) )
              | ~ ~ ( precedes @ SX3 @ SX2 @ SX4 ) ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[52]) ).

thf(75,plain,
    ( ( ! [SX0: $i,SX1: $i,SX2: $i] :
          ( ~ ( path @ SX1 @ SX2 @ SX0 )
          | ! [SX3: $i,SX4: $i] :
              ( ( precedes @ SX3 @ SX4 @ SX0 )
              | ~ ~ ( ~ ~ ( ~ ( on_path @ SX3 @ SX0 )
                          | ~ ( on_path @ SX4 @ SX0 ) )
                    | ~ ( ( sequential @ SX3 @ SX4 )
                        | ~ ! [SX5: $i] :
                              ~ ~ ( ~ ( sequential @ SX3 @ SX5 )
                                  | ~ ( precedes @ SX5 @ SX4 @ SX0 ) ) ) ) ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[49]) ).

thf(76,plain,
    ( ( ! [SX0: $i,SX1: $i,SX2: $i] :
          ( ~ ( path @ SX1 @ SX2 @ SX0 )
          | ! [SX3: $i,SX4: $i] :
              ( ~ ( precedes @ SX3 @ SX4 @ SX0 )
              | ~ ( ~ ~ ( ~ ( on_path @ SX3 @ SX0 )
                        | ~ ( on_path @ SX4 @ SX0 ) )
                  | ~ ~ ~ ( ~ ( ~ ( sequential @ SX3 @ SX4 )
                              | ~ ! [SX5: $i] :
                                    ~ ~ ( ~ ( sequential @ SX3 @ SX5 )
                                        | ~ ( precedes @ SX5 @ SX4 @ SX0 ) ) )
                          | ~ ( ~ ~ ! [SX5: $i] :
                                      ~ ~ ( ~ ( sequential @ SX3 @ SX5 )
                                          | ~ ( precedes @ SX5 @ SX4 @ SX0 ) )
                              | ( sequential @ SX3 @ SX4 ) ) ) ) ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[50]) ).

thf(77,plain,
    ! [SV1: $i] :
      ( ( ! [SY71: $i] : ( less_or_equal @ ( number_of_in @ SV1 @ SY71 ) @ ( number_of_in @ SV1 @ graph ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[57]) ).

thf(78,plain,
    ( ( ( ~ complete ) = $true )
    | ( ( ! [SX0: $i,SX1: $i] :
            ( ~ ~ ( ~ ~ ( ~ ( vertex @ SX0 )
                        | ~ ( vertex @ SX1 ) )
                  | ~ ( ( SX0 != SX1 ) ) )
            | ~ ! [SX2: $i] :
                  ~ ~ ( ~ ( edge @ SX2 )
                      | ~ ~ ~ ( ~ ( ~ ~ ( ( SX0
                                         != ( head_of @ SX2 ) )
                                        | ( SX1
                                         != ( tail_of @ SX2 ) ) )
                                  | ~ ( ( SX1
                                       != ( head_of @ SX2 ) )
                                      | ( SX0
                                       != ( tail_of @ SX2 ) ) ) )
                              | ~ ( ~ ~ ( ( SX1
                                         != ( head_of @ SX2 ) )
                                        | ( SX0
                                         != ( tail_of @ SX2 ) ) )
                                  | ~ ( ( SX0
                                       != ( head_of @ SX2 ) )
                                      | ( SX1
                                       != ( tail_of @ SX2 ) ) ) ) ) ) ) )
      = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[60]) ).

thf(79,plain,
    ! [SV2: $i] :
      ( ( ! [SY72: $i,SY73: $i] :
            ~ ( ~ ( ~ ( shortest_path @ SV2 @ SY72 @ SY73 )
                  | ~ ( ~ ~ ( ~ ( path @ SV2 @ SY72 @ SY73 )
                            | ~ ( ( SV2 != SY72 ) ) )
                      | ~ ! [SY74: $i] :
                            ( ~ ( path @ SV2 @ SY72 @ SY74 )
                            | ( less_or_equal @ ( length_of @ SY73 ) @ ( length_of @ SY74 ) ) ) ) )
              | ~ ( ~ ~ ( ~ ~ ( ~ ( path @ SV2 @ SY72 @ SY73 )
                              | ~ ( ( SV2 != SY72 ) ) )
                        | ~ ! [SY75: $i] :
                              ( ~ ( path @ SV2 @ SY72 @ SY75 )
                              | ( less_or_equal @ ( length_of @ SY73 ) @ ( length_of @ SY75 ) ) ) )
                  | ( shortest_path @ SV2 @ SY72 @ SY73 ) ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[61]) ).

thf(80,plain,
    ! [SV3: $i] :
      ( ( ! [SY76: $i,SY77: $i,SY78: $i] :
            ( ~ ~ ( ~ ( path @ SV3 @ SY76 @ SY77 )
                  | ~ ( on_path @ SY78 @ SY77 ) )
            | ~ ( ~ ~ ( ~ ( edge @ SY78 )
                      | ~ ( in_path @ ( head_of @ SY78 ) @ SY77 ) )
                | ~ ( in_path @ ( tail_of @ SY78 ) @ SY77 ) ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[62]) ).

thf(81,plain,
    ! [SV4: $i] :
      ( ( ~ ( edge @ SV4 )
        | ~ ( ~ ( vertex @ ( head_of @ SV4 ) )
            | ~ ( vertex @ ( tail_of @ SV4 ) ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[63]) ).

thf(82,plain,
    ! [SV5: $i] :
      ( ( ~ ( edge @ SV5 )
        | ( ( head_of @ SV5 )
         != ( tail_of @ SV5 ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[64]) ).

thf(83,plain,
    ! [SV6: $i] :
      ( ( ! [SY79: $i,SY80: $i] :
            ( ( path @ SV6 @ SY79 @ SY80 )
            | ~ ~ ( ~ ~ ( ~ ( vertex @ SV6 )
                        | ~ ( vertex @ SY79 ) )
                  | ~ ~ ! [SY81: $i] :
                          ~ ~ ( ~ ~ ( ~ ( edge @ SY81 )
                                    | ( SV6
                                     != ( tail_of @ SY81 ) ) )
                              | ~ ( ~ ( ( SY79
                                       != ( head_of @ SY81 ) )
                                      | ( SY80
                                       != ( path_cons @ SY81 @ empty ) ) )
                                  | ~ ! [SX4: $i] :
                                        ~ ~ ( ~ ( path @ ( head_of @ SY81 ) @ SY79 @ SX4 )
                                            | ( SY80
                                             != ( path_cons @ SY81 @ SX4 ) ) ) ) ) ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[65]) ).

thf(84,plain,
    ! [SV7: $i] :
      ( ( ! [SY83: $i,SY84: $i,SY85: $i] :
            ( ~ ~ ( ~ ( path @ SV7 @ SY83 @ SY84 )
                  | ~ ( in_path @ SY85 @ SY84 ) )
            | ~ ( ~ ( vertex @ SY85 )
                | ~ ~ ! [SX4: $i] :
                        ~ ~ ( ~ ( on_path @ SX4 @ SY84 )
                            | ~ ( ( SY85
                                  = ( head_of @ SX4 ) )
                                | ( SY85
                                  = ( tail_of @ SX4 ) ) ) ) ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[66]) ).

thf(85,plain,
    ! [SV8: $i] :
      ( ( ! [SY87: $i,SY88: $i] :
            ~ ( ~ ( ~ ( triangle @ SV8 @ SY87 @ SY88 )
                  | ~ ( ~ ~ ( ~ ~ ( ~ ~ ( ~ ~ ( ~ ( edge @ SV8 )
                                              | ~ ( edge @ SY87 ) )
                                        | ~ ( edge @ SY88 ) )
                                  | ~ ( sequential @ SV8 @ SY87 ) )
                            | ~ ( sequential @ SY87 @ SY88 ) )
                      | ~ ( sequential @ SY88 @ SV8 ) ) )
              | ~ ( ~ ~ ( ~ ~ ( ~ ~ ( ~ ~ ( ~ ~ ( ~ ( edge @ SV8 )
                                                | ~ ( edge @ SY87 ) )
                                          | ~ ( edge @ SY88 ) )
                                    | ~ ( sequential @ SV8 @ SY87 ) )
                              | ~ ( sequential @ SY87 @ SY88 ) )
                        | ~ ( sequential @ SY88 @ SV8 ) )
                  | ( triangle @ SV8 @ SY87 @ SY88 ) ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[67]) ).

thf(86,plain,
    ! [SV9: $i] :
      ( ( ! [SY89: $i,SY90: $i] :
            ( ~ ( path @ SV9 @ SY89 @ SY90 )
            | ( ( length_of @ SY90 )
              = ( number_of_in @ edges @ SY90 ) ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[68]) ).

thf(87,plain,
    ! [SV10: $i] :
      ( ( ! [SY91: $i,SY92: $i] :
            ( ~ ( path @ SV10 @ SY91 @ SY92 )
            | ~ ( ~ ~ ( ~ ( vertex @ SV10 )
                      | ~ ( vertex @ SY91 ) )
                | ~ ~ ! [SY93: $i] :
                        ~ ~ ( ~ ~ ( ~ ( edge @ SY93 )
                                  | ( SV10
                                   != ( tail_of @ SY93 ) ) )
                            | ~ ~ ~ ( ~ ( ~ ~ ( ( SY91
                                               != ( head_of @ SY93 ) )
                                              | ( SY92
                                               != ( path_cons @ SY93 @ empty ) ) )
                                        | ~ ! [SX4: $i] :
                                              ~ ~ ( ~ ( path @ ( head_of @ SY93 ) @ SY91 @ SX4 )
                                                  | ( SY92
                                                   != ( path_cons @ SY93 @ SX4 ) ) ) )
                                    | ~ ( ~ ~ ! [SX4: $i] :
                                                ~ ~ ( ~ ( path @ ( head_of @ SY93 ) @ SY91 @ SX4 )
                                                    | ( SY92
                                                     != ( path_cons @ SY93 @ SX4 ) ) )
                                        | ~ ( ( SY91
                                             != ( head_of @ SY93 ) )
                                            | ( SY92
                                             != ( path_cons @ SY93 @ empty ) ) ) ) ) ) ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[69]) ).

thf(88,plain,
    ! [SV11: $i] :
      ( ( ! [SY96: $i] :
            ~ ( ~ ( ~ ( sequential @ SV11 @ SY96 )
                  | ~ ( ~ ~ ( ~ ~ ( ~ ( edge @ SV11 )
                                  | ~ ( edge @ SY96 ) )
                            | ~ ( ( SV11 != SY96 ) ) )
                      | ( ( head_of @ SV11 )
                       != ( tail_of @ SY96 ) ) ) )
              | ~ ( ~ ~ ( ~ ~ ( ~ ~ ( ~ ( edge @ SV11 )
                                    | ~ ( edge @ SY96 ) )
                              | ~ ( ( SV11 != SY96 ) ) )
                        | ( ( head_of @ SV11 )
                         != ( tail_of @ SY96 ) ) )
                  | ( sequential @ SV11 @ SY96 ) ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[70]) ).

thf(89,plain,
    ! [SV12: $i] :
      ( ( ! [SY97: $i,SY98: $i] :
            ( ~ ~ ( ~ ( path @ SY97 @ SY98 @ SV12 )
                  | ~ ! [SY99: $i,SY100: $i] :
                        ( ~ ~ ( ~ ~ ( ~ ( on_path @ SY99 @ SV12 )
                                    | ~ ( on_path @ SY100 @ SV12 ) )
                              | ~ ( sequential @ SY99 @ SY100 ) )
                        | ~ ! [SX5: $i] :
                              ~ ( triangle @ SY99 @ SY100 @ SX5 ) ) )
            | ( ( number_of_in @ sequential_pairs @ SV12 )
              = ( number_of_in @ triangles @ SV12 ) ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[71]) ).

thf(90,plain,
    ( ( ! [SX0: $i,SX1: $i,SX2: $i] :
          ( ~ ( shortest_path @ SX1 @ SX2 @ SX0 )
          | ! [SX3: $i,SX4: $i] :
              ( ~ ~ ( ~ ~ ( ~ ( on_path @ SX3 @ SX0 )
                          | ~ ( on_path @ SX4 @ SX0 ) )
                    | ~ ( sequential @ SX3 @ SX4 ) )
              | ~ ! [SX5: $i] :
                    ~ ( triangle @ SX3 @ SX4 @ SX5 ) ) ) )
    = $false ),
    inference(extcnf_not_pos,[status(thm)],[72]) ).

thf(91,plain,
    ! [SV13: $i] :
      ( ( ! [SY102: $i,SY103: $i] :
            ( ~ ( path @ SV13 @ SY102 @ SY103 )
            | ( ( number_of_in @ sequential_pairs @ SY103 )
              = ( minus @ ( length_of @ SY103 ) @ n1 ) ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[73]) ).

thf(92,plain,
    ! [SV14: $i] :
      ( ( ! [SY104: $i,SY105: $i,SY106: $i,SY107: $i] :
            ( ~ ~ ( ~ ( shortest_path @ SV14 @ SY104 @ SY107 )
                  | ~ ( precedes @ SY105 @ SY106 @ SY107 ) )
            | ~ ( ~ ~ ~ ! [SX5: $i] :
                          ~ ~ ( ( ( tail_of @ SX5 )
                               != ( tail_of @ SY105 ) )
                              | ( ( head_of @ SX5 )
                               != ( head_of @ SY106 ) ) )
                | ~ ~ ( precedes @ SY106 @ SY105 @ SY107 ) ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[74]) ).

thf(93,plain,
    ! [SV15: $i] :
      ( ( ! [SY109: $i,SY110: $i] :
            ( ~ ( path @ SY109 @ SY110 @ SV15 )
            | ! [SY111: $i,SY112: $i] :
                ( ( precedes @ SY111 @ SY112 @ SV15 )
                | ~ ~ ( ~ ~ ( ~ ( on_path @ SY111 @ SV15 )
                            | ~ ( on_path @ SY112 @ SV15 ) )
                      | ~ ( ( sequential @ SY111 @ SY112 )
                          | ~ ! [SY113: $i] :
                                ~ ~ ( ~ ( sequential @ SY111 @ SY113 )
                                    | ~ ( precedes @ SY113 @ SY112 @ SV15 ) ) ) ) ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[75]) ).

thf(94,plain,
    ! [SV16: $i] :
      ( ( ! [SY114: $i,SY115: $i] :
            ( ~ ( path @ SY114 @ SY115 @ SV16 )
            | ! [SY116: $i,SY117: $i] :
                ( ~ ( precedes @ SY116 @ SY117 @ SV16 )
                | ~ ( ~ ~ ( ~ ( on_path @ SY116 @ SV16 )
                          | ~ ( on_path @ SY117 @ SV16 ) )
                    | ~ ~ ~ ( ~ ( ~ ( sequential @ SY116 @ SY117 )
                                | ~ ! [SY118: $i] :
                                      ~ ~ ( ~ ( sequential @ SY116 @ SY118 )
                                          | ~ ( precedes @ SY118 @ SY117 @ SV16 ) ) )
                            | ~ ( ~ ~ ! [SY119: $i] :
                                        ~ ~ ( ~ ( sequential @ SY116 @ SY119 )
                                            | ~ ( precedes @ SY119 @ SY117 @ SV16 ) )
                                | ( sequential @ SY116 @ SY117 ) ) ) ) ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[76]) ).

thf(95,plain,
    ! [SV17: $i,SV1: $i] :
      ( ( less_or_equal @ ( number_of_in @ SV1 @ SV17 ) @ ( number_of_in @ SV1 @ graph ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[77]) ).

thf(96,plain,
    ( ( complete = $false )
    | ( ( ! [SX0: $i,SX1: $i] :
            ( ~ ~ ( ~ ~ ( ~ ( vertex @ SX0 )
                        | ~ ( vertex @ SX1 ) )
                  | ~ ( ( SX0 != SX1 ) ) )
            | ~ ! [SX2: $i] :
                  ~ ~ ( ~ ( edge @ SX2 )
                      | ~ ~ ~ ( ~ ( ~ ~ ( ( SX0
                                         != ( head_of @ SX2 ) )
                                        | ( SX1
                                         != ( tail_of @ SX2 ) ) )
                                  | ~ ( ( SX1
                                       != ( head_of @ SX2 ) )
                                      | ( SX0
                                       != ( tail_of @ SX2 ) ) ) )
                              | ~ ( ~ ~ ( ( SX1
                                         != ( head_of @ SX2 ) )
                                        | ( SX0
                                         != ( tail_of @ SX2 ) ) )
                                  | ~ ( ( SX0
                                       != ( head_of @ SX2 ) )
                                      | ( SX1
                                       != ( tail_of @ SX2 ) ) ) ) ) ) ) )
      = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[78]) ).

thf(97,plain,
    ! [SV18: $i,SV2: $i] :
      ( ( ! [SY120: $i] :
            ~ ( ~ ( ~ ( shortest_path @ SV2 @ SV18 @ SY120 )
                  | ~ ( ~ ~ ( ~ ( path @ SV2 @ SV18 @ SY120 )
                            | ~ ( ( SV2 != SV18 ) ) )
                      | ~ ! [SY121: $i] :
                            ( ~ ( path @ SV2 @ SV18 @ SY121 )
                            | ( less_or_equal @ ( length_of @ SY120 ) @ ( length_of @ SY121 ) ) ) ) )
              | ~ ( ~ ~ ( ~ ~ ( ~ ( path @ SV2 @ SV18 @ SY120 )
                              | ~ ( ( SV2 != SV18 ) ) )
                        | ~ ! [SY122: $i] :
                              ( ~ ( path @ SV2 @ SV18 @ SY122 )
                              | ( less_or_equal @ ( length_of @ SY120 ) @ ( length_of @ SY122 ) ) ) )
                  | ( shortest_path @ SV2 @ SV18 @ SY120 ) ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[79]) ).

thf(98,plain,
    ! [SV19: $i,SV3: $i] :
      ( ( ! [SY123: $i,SY124: $i] :
            ( ~ ~ ( ~ ( path @ SV3 @ SV19 @ SY123 )
                  | ~ ( on_path @ SY124 @ SY123 ) )
            | ~ ( ~ ~ ( ~ ( edge @ SY124 )
                      | ~ ( in_path @ ( head_of @ SY124 ) @ SY123 ) )
                | ~ ( in_path @ ( tail_of @ SY124 ) @ SY123 ) ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[80]) ).

thf(99,plain,
    ! [SV4: $i] :
      ( ( ( ~ ( edge @ SV4 ) )
        = $true )
      | ( ( ~ ( ~ ( vertex @ ( head_of @ SV4 ) )
              | ~ ( vertex @ ( tail_of @ SV4 ) ) ) )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[81]) ).

thf(100,plain,
    ! [SV5: $i] :
      ( ( ( ~ ( edge @ SV5 ) )
        = $true )
      | ( ( ( head_of @ SV5 )
         != ( tail_of @ SV5 ) )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[82]) ).

thf(101,plain,
    ! [SV20: $i,SV6: $i] :
      ( ( ! [SY125: $i] :
            ( ( path @ SV6 @ SV20 @ SY125 )
            | ~ ~ ( ~ ~ ( ~ ( vertex @ SV6 )
                        | ~ ( vertex @ SV20 ) )
                  | ~ ~ ! [SY126: $i] :
                          ~ ~ ( ~ ~ ( ~ ( edge @ SY126 )
                                    | ( SV6
                                     != ( tail_of @ SY126 ) ) )
                              | ~ ( ~ ( ( SV20
                                       != ( head_of @ SY126 ) )
                                      | ( SY125
                                       != ( path_cons @ SY126 @ empty ) ) )
                                  | ~ ! [SY127: $i] :
                                        ~ ~ ( ~ ( path @ ( head_of @ SY126 ) @ SV20 @ SY127 )
                                            | ( SY125
                                             != ( path_cons @ SY126 @ SY127 ) ) ) ) ) ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[83]) ).

thf(102,plain,
    ! [SV21: $i,SV7: $i] :
      ( ( ! [SY128: $i,SY129: $i] :
            ( ~ ~ ( ~ ( path @ SV7 @ SV21 @ SY128 )
                  | ~ ( in_path @ SY129 @ SY128 ) )
            | ~ ( ~ ( vertex @ SY129 )
                | ~ ~ ! [SX4: $i] :
                        ~ ~ ( ~ ( on_path @ SX4 @ SY128 )
                            | ~ ( ( SY129
                                  = ( head_of @ SX4 ) )
                                | ( SY129
                                  = ( tail_of @ SX4 ) ) ) ) ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[84]) ).

thf(103,plain,
    ! [SV22: $i,SV8: $i] :
      ( ( ! [SY131: $i] :
            ~ ( ~ ( ~ ( triangle @ SV8 @ SV22 @ SY131 )
                  | ~ ( ~ ~ ( ~ ~ ( ~ ~ ( ~ ~ ( ~ ( edge @ SV8 )
                                              | ~ ( edge @ SV22 ) )
                                        | ~ ( edge @ SY131 ) )
                                  | ~ ( sequential @ SV8 @ SV22 ) )
                            | ~ ( sequential @ SV22 @ SY131 ) )
                      | ~ ( sequential @ SY131 @ SV8 ) ) )
              | ~ ( ~ ~ ( ~ ~ ( ~ ~ ( ~ ~ ( ~ ~ ( ~ ( edge @ SV8 )
                                                | ~ ( edge @ SV22 ) )
                                          | ~ ( edge @ SY131 ) )
                                    | ~ ( sequential @ SV8 @ SV22 ) )
                              | ~ ( sequential @ SV22 @ SY131 ) )
                        | ~ ( sequential @ SY131 @ SV8 ) )
                  | ( triangle @ SV8 @ SV22 @ SY131 ) ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[85]) ).

thf(104,plain,
    ! [SV23: $i,SV9: $i] :
      ( ( ! [SY132: $i] :
            ( ~ ( path @ SV9 @ SV23 @ SY132 )
            | ( ( length_of @ SY132 )
              = ( number_of_in @ edges @ SY132 ) ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[86]) ).

thf(105,plain,
    ! [SV24: $i,SV10: $i] :
      ( ( ! [SY133: $i] :
            ( ~ ( path @ SV10 @ SV24 @ SY133 )
            | ~ ( ~ ~ ( ~ ( vertex @ SV10 )
                      | ~ ( vertex @ SV24 ) )
                | ~ ~ ! [SY134: $i] :
                        ~ ~ ( ~ ~ ( ~ ( edge @ SY134 )
                                  | ( SV10
                                   != ( tail_of @ SY134 ) ) )
                            | ~ ~ ~ ( ~ ( ~ ~ ( ( SV24
                                               != ( head_of @ SY134 ) )
                                              | ( SY133
                                               != ( path_cons @ SY134 @ empty ) ) )
                                        | ~ ! [SY135: $i] :
                                              ~ ~ ( ~ ( path @ ( head_of @ SY134 ) @ SV24 @ SY135 )
                                                  | ( SY133
                                                   != ( path_cons @ SY134 @ SY135 ) ) ) )
                                    | ~ ( ~ ~ ! [SY136: $i] :
                                                ~ ~ ( ~ ( path @ ( head_of @ SY134 ) @ SV24 @ SY136 )
                                                    | ( SY133
                                                     != ( path_cons @ SY134 @ SY136 ) ) )
                                        | ~ ( ( SV24
                                             != ( head_of @ SY134 ) )
                                            | ( SY133
                                             != ( path_cons @ SY134 @ empty ) ) ) ) ) ) ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[87]) ).

thf(106,plain,
    ! [SV25: $i,SV11: $i] :
      ( ( ~ ( ~ ( ~ ( sequential @ SV11 @ SV25 )
                | ~ ( ~ ~ ( ~ ~ ( ~ ( edge @ SV11 )
                                | ~ ( edge @ SV25 ) )
                          | ~ ( ( SV11 != SV25 ) ) )
                    | ( ( head_of @ SV11 )
                     != ( tail_of @ SV25 ) ) ) )
            | ~ ( ~ ~ ( ~ ~ ( ~ ~ ( ~ ( edge @ SV11 )
                                  | ~ ( edge @ SV25 ) )
                            | ~ ( ( SV11 != SV25 ) ) )
                      | ( ( head_of @ SV11 )
                       != ( tail_of @ SV25 ) ) )
                | ( sequential @ SV11 @ SV25 ) ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[88]) ).

thf(107,plain,
    ! [SV12: $i,SV26: $i] :
      ( ( ! [SY137: $i] :
            ( ~ ~ ( ~ ( path @ SV26 @ SY137 @ SV12 )
                  | ~ ! [SY99: $i,SY100: $i] :
                        ( ~ ~ ( ~ ~ ( ~ ( on_path @ SY99 @ SV12 )
                                    | ~ ( on_path @ SY100 @ SV12 ) )
                              | ~ ( sequential @ SY99 @ SY100 ) )
                        | ~ ! [SX5: $i] :
                              ~ ( triangle @ SY99 @ SY100 @ SX5 ) ) )
            | ( ( number_of_in @ sequential_pairs @ SV12 )
              = ( number_of_in @ triangles @ SV12 ) ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[89]) ).

thf(108,plain,
    ( ( ! [SY141: $i,SY142: $i] :
          ( ~ ( shortest_path @ SY141 @ SY142 @ sK1_SX0 )
          | ! [SY143: $i,SY144: $i] :
              ( ~ ~ ( ~ ~ ( ~ ( on_path @ SY143 @ sK1_SX0 )
                          | ~ ( on_path @ SY144 @ sK1_SX0 ) )
                    | ~ ( sequential @ SY143 @ SY144 ) )
              | ~ ! [SX5: $i] :
                    ~ ( triangle @ SY143 @ SY144 @ SX5 ) ) ) )
    = $false ),
    inference(extcnf_forall_neg,[status(esa)],[90]) ).

thf(109,plain,
    ! [SV27: $i,SV13: $i] :
      ( ( ! [SY146: $i] :
            ( ~ ( path @ SV13 @ SV27 @ SY146 )
            | ( ( number_of_in @ sequential_pairs @ SY146 )
              = ( minus @ ( length_of @ SY146 ) @ n1 ) ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[91]) ).

thf(110,plain,
    ! [SV28: $i,SV14: $i] :
      ( ( ! [SY147: $i,SY148: $i,SY149: $i] :
            ( ~ ~ ( ~ ( shortest_path @ SV14 @ SV28 @ SY149 )
                  | ~ ( precedes @ SY147 @ SY148 @ SY149 ) )
            | ~ ( ~ ~ ~ ! [SX5: $i] :
                          ~ ~ ( ( ( tail_of @ SX5 )
                               != ( tail_of @ SY147 ) )
                              | ( ( head_of @ SX5 )
                               != ( head_of @ SY148 ) ) )
                | ~ ~ ( precedes @ SY148 @ SY147 @ SY149 ) ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[92]) ).

thf(111,plain,
    ! [SV15: $i,SV29: $i] :
      ( ( ! [SY151: $i] :
            ( ~ ( path @ SV29 @ SY151 @ SV15 )
            | ! [SY111: $i,SY112: $i] :
                ( ( precedes @ SY111 @ SY112 @ SV15 )
                | ~ ~ ( ~ ~ ( ~ ( on_path @ SY111 @ SV15 )
                            | ~ ( on_path @ SY112 @ SV15 ) )
                      | ~ ( ( sequential @ SY111 @ SY112 )
                          | ~ ! [SY113: $i] :
                                ~ ~ ( ~ ( sequential @ SY111 @ SY113 )
                                    | ~ ( precedes @ SY113 @ SY112 @ SV15 ) ) ) ) ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[93]) ).

thf(112,plain,
    ! [SV16: $i,SV30: $i] :
      ( ( ! [SY155: $i] :
            ( ~ ( path @ SV30 @ SY155 @ SV16 )
            | ! [SY116: $i,SY117: $i] :
                ( ~ ( precedes @ SY116 @ SY117 @ SV16 )
                | ~ ( ~ ~ ( ~ ( on_path @ SY116 @ SV16 )
                          | ~ ( on_path @ SY117 @ SV16 ) )
                    | ~ ~ ~ ( ~ ( ~ ( sequential @ SY116 @ SY117 )
                                | ~ ! [SY118: $i] :
                                      ~ ~ ( ~ ( sequential @ SY116 @ SY118 )
                                          | ~ ( precedes @ SY118 @ SY117 @ SV16 ) ) )
                            | ~ ( ~ ~ ! [SY119: $i] :
                                        ~ ~ ( ~ ( sequential @ SY116 @ SY119 )
                                            | ~ ( precedes @ SY119 @ SY117 @ SV16 ) )
                                | ( sequential @ SY116 @ SY117 ) ) ) ) ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[94]) ).

thf(113,plain,
    ! [SV31: $i] :
      ( ( ( ! [SY160: $i] :
              ( ~ ~ ( ~ ~ ( ~ ( vertex @ SV31 )
                          | ~ ( vertex @ SY160 ) )
                    | ~ ( ( SV31 != SY160 ) ) )
              | ~ ! [SY161: $i] :
                    ~ ~ ( ~ ( edge @ SY161 )
                        | ~ ~ ~ ( ~ ( ~ ~ ( ( SV31
                                           != ( head_of @ SY161 ) )
                                          | ( SY160
                                           != ( tail_of @ SY161 ) ) )
                                    | ~ ( ( SY160
                                         != ( head_of @ SY161 ) )
                                        | ( SV31
                                         != ( tail_of @ SY161 ) ) ) )
                                | ~ ( ~ ~ ( ( SY160
                                           != ( head_of @ SY161 ) )
                                          | ( SV31
                                           != ( tail_of @ SY161 ) ) )
                                    | ~ ( ( SV31
                                         != ( head_of @ SY161 ) )
                                        | ( SY160
                                         != ( tail_of @ SY161 ) ) ) ) ) ) ) )
        = $true )
      | ( complete = $false ) ),
    inference(extcnf_forall_pos,[status(thm)],[96]) ).

thf(114,plain,
    ! [SV32: $i,SV18: $i,SV2: $i] :
      ( ( ~ ( ~ ( ~ ( shortest_path @ SV2 @ SV18 @ SV32 )
                | ~ ( ~ ~ ( ~ ( path @ SV2 @ SV18 @ SV32 )
                          | ~ ( ( SV2 != SV18 ) ) )
                    | ~ ! [SY162: $i] :
                          ( ~ ( path @ SV2 @ SV18 @ SY162 )
                          | ( less_or_equal @ ( length_of @ SV32 ) @ ( length_of @ SY162 ) ) ) ) )
            | ~ ( ~ ~ ( ~ ~ ( ~ ( path @ SV2 @ SV18 @ SV32 )
                            | ~ ( ( SV2 != SV18 ) ) )
                      | ~ ! [SY163: $i] :
                            ( ~ ( path @ SV2 @ SV18 @ SY163 )
                            | ( less_or_equal @ ( length_of @ SV32 ) @ ( length_of @ SY163 ) ) ) )
                | ( shortest_path @ SV2 @ SV18 @ SV32 ) ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[97]) ).

thf(115,plain,
    ! [SV33: $i,SV19: $i,SV3: $i] :
      ( ( ! [SY164: $i] :
            ( ~ ~ ( ~ ( path @ SV3 @ SV19 @ SV33 )
                  | ~ ( on_path @ SY164 @ SV33 ) )
            | ~ ( ~ ~ ( ~ ( edge @ SY164 )
                      | ~ ( in_path @ ( head_of @ SY164 ) @ SV33 ) )
                | ~ ( in_path @ ( tail_of @ SY164 ) @ SV33 ) ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[98]) ).

thf(116,plain,
    ! [SV4: $i] :
      ( ( ( edge @ SV4 )
        = $false )
      | ( ( ~ ( ~ ( vertex @ ( head_of @ SV4 ) )
              | ~ ( vertex @ ( tail_of @ SV4 ) ) ) )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[99]) ).

thf(117,plain,
    ! [SV5: $i] :
      ( ( ( edge @ SV5 )
        = $false )
      | ( ( ( head_of @ SV5 )
         != ( tail_of @ SV5 ) )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[100]) ).

thf(118,plain,
    ! [SV34: $i,SV20: $i,SV6: $i] :
      ( ( ( path @ SV6 @ SV20 @ SV34 )
        | ~ ~ ( ~ ~ ( ~ ( vertex @ SV6 )
                    | ~ ( vertex @ SV20 ) )
              | ~ ~ ! [SY165: $i] :
                      ~ ~ ( ~ ~ ( ~ ( edge @ SY165 )
                                | ( SV6
                                 != ( tail_of @ SY165 ) ) )
                          | ~ ( ~ ( ( SV20
                                   != ( head_of @ SY165 ) )
                                  | ( SV34
                                   != ( path_cons @ SY165 @ empty ) ) )
                              | ~ ! [SY166: $i] :
                                    ~ ~ ( ~ ( path @ ( head_of @ SY165 ) @ SV20 @ SY166 )
                                        | ( SV34
                                         != ( path_cons @ SY165 @ SY166 ) ) ) ) ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[101]) ).

thf(119,plain,
    ! [SV35: $i,SV21: $i,SV7: $i] :
      ( ( ! [SY167: $i] :
            ( ~ ~ ( ~ ( path @ SV7 @ SV21 @ SV35 )
                  | ~ ( in_path @ SY167 @ SV35 ) )
            | ~ ( ~ ( vertex @ SY167 )
                | ~ ~ ! [SY168: $i] :
                        ~ ~ ( ~ ( on_path @ SY168 @ SV35 )
                            | ~ ( ( SY167
                                  = ( head_of @ SY168 ) )
                                | ( SY167
                                  = ( tail_of @ SY168 ) ) ) ) ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[102]) ).

thf(120,plain,
    ! [SV36: $i,SV22: $i,SV8: $i] :
      ( ( ~ ( ~ ( ~ ( triangle @ SV8 @ SV22 @ SV36 )
                | ~ ( ~ ~ ( ~ ~ ( ~ ~ ( ~ ~ ( ~ ( edge @ SV8 )
                                            | ~ ( edge @ SV22 ) )
                                      | ~ ( edge @ SV36 ) )
                                | ~ ( sequential @ SV8 @ SV22 ) )
                          | ~ ( sequential @ SV22 @ SV36 ) )
                    | ~ ( sequential @ SV36 @ SV8 ) ) )
            | ~ ( ~ ~ ( ~ ~ ( ~ ~ ( ~ ~ ( ~ ~ ( ~ ( edge @ SV8 )
                                              | ~ ( edge @ SV22 ) )
                                        | ~ ( edge @ SV36 ) )
                                  | ~ ( sequential @ SV8 @ SV22 ) )
                            | ~ ( sequential @ SV22 @ SV36 ) )
                      | ~ ( sequential @ SV36 @ SV8 ) )
                | ( triangle @ SV8 @ SV22 @ SV36 ) ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[103]) ).

thf(121,plain,
    ! [SV37: $i,SV23: $i,SV9: $i] :
      ( ( ~ ( path @ SV9 @ SV23 @ SV37 )
        | ( ( length_of @ SV37 )
          = ( number_of_in @ edges @ SV37 ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[104]) ).

thf(122,plain,
    ! [SV38: $i,SV24: $i,SV10: $i] :
      ( ( ~ ( path @ SV10 @ SV24 @ SV38 )
        | ~ ( ~ ~ ( ~ ( vertex @ SV10 )
                  | ~ ( vertex @ SV24 ) )
            | ~ ~ ! [SY169: $i] :
                    ~ ~ ( ~ ~ ( ~ ( edge @ SY169 )
                              | ( SV10
                               != ( tail_of @ SY169 ) ) )
                        | ~ ~ ~ ( ~ ( ~ ~ ( ( SV24
                                           != ( head_of @ SY169 ) )
                                          | ( SV38
                                           != ( path_cons @ SY169 @ empty ) ) )
                                    | ~ ! [SY170: $i] :
                                          ~ ~ ( ~ ( path @ ( head_of @ SY169 ) @ SV24 @ SY170 )
                                              | ( SV38
                                               != ( path_cons @ SY169 @ SY170 ) ) ) )
                                | ~ ( ~ ~ ! [SY171: $i] :
                                            ~ ~ ( ~ ( path @ ( head_of @ SY169 ) @ SV24 @ SY171 )
                                                | ( SV38
                                                 != ( path_cons @ SY169 @ SY171 ) ) )
                                    | ~ ( ( SV24
                                         != ( head_of @ SY169 ) )
                                        | ( SV38
                                         != ( path_cons @ SY169 @ empty ) ) ) ) ) ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[105]) ).

thf(123,plain,
    ! [SV25: $i,SV11: $i] :
      ( ( ~ ( ~ ( sequential @ SV11 @ SV25 )
            | ~ ( ~ ~ ( ~ ~ ( ~ ( edge @ SV11 )
                            | ~ ( edge @ SV25 ) )
                      | ~ ( ( SV11 != SV25 ) ) )
                | ( ( head_of @ SV11 )
                 != ( tail_of @ SV25 ) ) ) )
        | ~ ( ~ ~ ( ~ ~ ( ~ ~ ( ~ ( edge @ SV11 )
                              | ~ ( edge @ SV25 ) )
                        | ~ ( ( SV11 != SV25 ) ) )
                  | ( ( head_of @ SV11 )
                   != ( tail_of @ SV25 ) ) )
            | ( sequential @ SV11 @ SV25 ) ) )
      = $false ),
    inference(extcnf_not_pos,[status(thm)],[106]) ).

thf(124,plain,
    ! [SV12: $i,SV39: $i,SV26: $i] :
      ( ( ~ ~ ( ~ ( path @ SV26 @ SV39 @ SV12 )
              | ~ ! [SY99: $i,SY100: $i] :
                    ( ~ ~ ( ~ ~ ( ~ ( on_path @ SY99 @ SV12 )
                                | ~ ( on_path @ SY100 @ SV12 ) )
                          | ~ ( sequential @ SY99 @ SY100 ) )
                    | ~ ! [SX5: $i] :
                          ~ ( triangle @ SY99 @ SY100 @ SX5 ) ) )
        | ( ( number_of_in @ sequential_pairs @ SV12 )
          = ( number_of_in @ triangles @ SV12 ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[107]) ).

thf(125,plain,
    ( ( ! [SY175: $i] :
          ( ~ ( shortest_path @ sK2_SY141 @ SY175 @ sK1_SX0 )
          | ! [SY143: $i,SY144: $i] :
              ( ~ ~ ( ~ ~ ( ~ ( on_path @ SY143 @ sK1_SX0 )
                          | ~ ( on_path @ SY144 @ sK1_SX0 ) )
                    | ~ ( sequential @ SY143 @ SY144 ) )
              | ~ ! [SX5: $i] :
                    ~ ( triangle @ SY143 @ SY144 @ SX5 ) ) ) )
    = $false ),
    inference(extcnf_forall_neg,[status(esa)],[108]) ).

thf(126,plain,
    ! [SV40: $i,SV27: $i,SV13: $i] :
      ( ( ~ ( path @ SV13 @ SV27 @ SV40 )
        | ( ( number_of_in @ sequential_pairs @ SV40 )
          = ( minus @ ( length_of @ SV40 ) @ n1 ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[109]) ).

thf(127,plain,
    ! [SV41: $i,SV28: $i,SV14: $i] :
      ( ( ! [SY179: $i,SY180: $i] :
            ( ~ ~ ( ~ ( shortest_path @ SV14 @ SV28 @ SY180 )
                  | ~ ( precedes @ SV41 @ SY179 @ SY180 ) )
            | ~ ( ~ ~ ~ ! [SY181: $i] :
                          ~ ~ ( ( ( tail_of @ SY181 )
                               != ( tail_of @ SV41 ) )
                              | ( ( head_of @ SY181 )
                               != ( head_of @ SY179 ) ) )
                | ~ ~ ( precedes @ SY179 @ SV41 @ SY180 ) ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[110]) ).

thf(128,plain,
    ! [SV15: $i,SV42: $i,SV29: $i] :
      ( ( ~ ( path @ SV29 @ SV42 @ SV15 )
        | ! [SY111: $i,SY112: $i] :
            ( ( precedes @ SY111 @ SY112 @ SV15 )
            | ~ ~ ( ~ ~ ( ~ ( on_path @ SY111 @ SV15 )
                        | ~ ( on_path @ SY112 @ SV15 ) )
                  | ~ ( ( sequential @ SY111 @ SY112 )
                      | ~ ! [SY113: $i] :
                            ~ ~ ( ~ ( sequential @ SY111 @ SY113 )
                                | ~ ( precedes @ SY113 @ SY112 @ SV15 ) ) ) ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[111]) ).

thf(129,plain,
    ! [SV16: $i,SV43: $i,SV30: $i] :
      ( ( ~ ( path @ SV30 @ SV43 @ SV16 )
        | ! [SY116: $i,SY117: $i] :
            ( ~ ( precedes @ SY116 @ SY117 @ SV16 )
            | ~ ( ~ ~ ( ~ ( on_path @ SY116 @ SV16 )
                      | ~ ( on_path @ SY117 @ SV16 ) )
                | ~ ~ ~ ( ~ ( ~ ( sequential @ SY116 @ SY117 )
                            | ~ ! [SY118: $i] :
                                  ~ ~ ( ~ ( sequential @ SY116 @ SY118 )
                                      | ~ ( precedes @ SY118 @ SY117 @ SV16 ) ) )
                        | ~ ( ~ ~ ! [SY119: $i] :
                                    ~ ~ ( ~ ( sequential @ SY116 @ SY119 )
                                        | ~ ( precedes @ SY119 @ SY117 @ SV16 ) )
                            | ( sequential @ SY116 @ SY117 ) ) ) ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[112]) ).

thf(130,plain,
    ! [SV44: $i,SV31: $i] :
      ( ( ( ~ ~ ( ~ ~ ( ~ ( vertex @ SV31 )
                      | ~ ( vertex @ SV44 ) )
                | ~ ( ( SV31 != SV44 ) ) )
          | ~ ! [SY189: $i] :
                ~ ~ ( ~ ( edge @ SY189 )
                    | ~ ~ ~ ( ~ ( ~ ~ ( ( SV31
                                       != ( head_of @ SY189 ) )
                                      | ( SV44
                                       != ( tail_of @ SY189 ) ) )
                                | ~ ( ( SV44
                                     != ( head_of @ SY189 ) )
                                    | ( SV31
                                     != ( tail_of @ SY189 ) ) ) )
                            | ~ ( ~ ~ ( ( SV44
                                       != ( head_of @ SY189 ) )
                                      | ( SV31
                                       != ( tail_of @ SY189 ) ) )
                                | ~ ( ( SV31
                                     != ( head_of @ SY189 ) )
                                    | ( SV44
                                     != ( tail_of @ SY189 ) ) ) ) ) ) )
        = $true )
      | ( complete = $false ) ),
    inference(extcnf_forall_pos,[status(thm)],[113]) ).

thf(131,plain,
    ! [SV32: $i,SV18: $i,SV2: $i] :
      ( ( ~ ( ~ ( shortest_path @ SV2 @ SV18 @ SV32 )
            | ~ ( ~ ~ ( ~ ( path @ SV2 @ SV18 @ SV32 )
                      | ~ ( ( SV2 != SV18 ) ) )
                | ~ ! [SY162: $i] :
                      ( ~ ( path @ SV2 @ SV18 @ SY162 )
                      | ( less_or_equal @ ( length_of @ SV32 ) @ ( length_of @ SY162 ) ) ) ) )
        | ~ ( ~ ~ ( ~ ~ ( ~ ( path @ SV2 @ SV18 @ SV32 )
                        | ~ ( ( SV2 != SV18 ) ) )
                  | ~ ! [SY163: $i] :
                        ( ~ ( path @ SV2 @ SV18 @ SY163 )
                        | ( less_or_equal @ ( length_of @ SV32 ) @ ( length_of @ SY163 ) ) ) )
            | ( shortest_path @ SV2 @ SV18 @ SV32 ) ) )
      = $false ),
    inference(extcnf_not_pos,[status(thm)],[114]) ).

thf(132,plain,
    ! [SV45: $i,SV33: $i,SV19: $i,SV3: $i] :
      ( ( ~ ~ ( ~ ( path @ SV3 @ SV19 @ SV33 )
              | ~ ( on_path @ SV45 @ SV33 ) )
        | ~ ( ~ ~ ( ~ ( edge @ SV45 )
                  | ~ ( in_path @ ( head_of @ SV45 ) @ SV33 ) )
            | ~ ( in_path @ ( tail_of @ SV45 ) @ SV33 ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[115]) ).

thf(133,plain,
    ! [SV4: $i] :
      ( ( ( ~ ( vertex @ ( head_of @ SV4 ) )
          | ~ ( vertex @ ( tail_of @ SV4 ) ) )
        = $false )
      | ( ( edge @ SV4 )
        = $false ) ),
    inference(extcnf_not_pos,[status(thm)],[116]) ).

thf(134,plain,
    ! [SV5: $i] :
      ( ( ( ( head_of @ SV5 )
          = ( tail_of @ SV5 ) )
        = $false )
      | ( ( edge @ SV5 )
        = $false ) ),
    inference(extcnf_not_pos,[status(thm)],[117]) ).

thf(135,plain,
    ! [SV34: $i,SV20: $i,SV6: $i] :
      ( ( ( path @ SV6 @ SV20 @ SV34 )
        = $true )
      | ( ( ~ ~ ( ~ ~ ( ~ ( vertex @ SV6 )
                      | ~ ( vertex @ SV20 ) )
                | ~ ~ ! [SY165: $i] :
                        ~ ~ ( ~ ~ ( ~ ( edge @ SY165 )
                                  | ( SV6
                                   != ( tail_of @ SY165 ) ) )
                            | ~ ( ~ ( ( SV20
                                     != ( head_of @ SY165 ) )
                                    | ( SV34
                                     != ( path_cons @ SY165 @ empty ) ) )
                                | ~ ! [SY166: $i] :
                                      ~ ~ ( ~ ( path @ ( head_of @ SY165 ) @ SV20 @ SY166 )
                                          | ( SV34
                                           != ( path_cons @ SY165 @ SY166 ) ) ) ) ) ) )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[118]) ).

thf(136,plain,
    ! [SV46: $i,SV35: $i,SV21: $i,SV7: $i] :
      ( ( ~ ~ ( ~ ( path @ SV7 @ SV21 @ SV35 )
              | ~ ( in_path @ SV46 @ SV35 ) )
        | ~ ( ~ ( vertex @ SV46 )
            | ~ ~ ! [SY190: $i] :
                    ~ ~ ( ~ ( on_path @ SY190 @ SV35 )
                        | ~ ( ( SV46
                              = ( head_of @ SY190 ) )
                            | ( SV46
                              = ( tail_of @ SY190 ) ) ) ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[119]) ).

thf(137,plain,
    ! [SV36: $i,SV22: $i,SV8: $i] :
      ( ( ~ ( ~ ( triangle @ SV8 @ SV22 @ SV36 )
            | ~ ( ~ ~ ( ~ ~ ( ~ ~ ( ~ ~ ( ~ ( edge @ SV8 )
                                        | ~ ( edge @ SV22 ) )
                                  | ~ ( edge @ SV36 ) )
                            | ~ ( sequential @ SV8 @ SV22 ) )
                      | ~ ( sequential @ SV22 @ SV36 ) )
                | ~ ( sequential @ SV36 @ SV8 ) ) )
        | ~ ( ~ ~ ( ~ ~ ( ~ ~ ( ~ ~ ( ~ ~ ( ~ ( edge @ SV8 )
                                          | ~ ( edge @ SV22 ) )
                                    | ~ ( edge @ SV36 ) )
                              | ~ ( sequential @ SV8 @ SV22 ) )
                        | ~ ( sequential @ SV22 @ SV36 ) )
                  | ~ ( sequential @ SV36 @ SV8 ) )
            | ( triangle @ SV8 @ SV22 @ SV36 ) ) )
      = $false ),
    inference(extcnf_not_pos,[status(thm)],[120]) ).

thf(138,plain,
    ! [SV37: $i,SV23: $i,SV9: $i] :
      ( ( ( ~ ( path @ SV9 @ SV23 @ SV37 ) )
        = $true )
      | ( ( ( length_of @ SV37 )
          = ( number_of_in @ edges @ SV37 ) )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[121]) ).

thf(139,plain,
    ! [SV38: $i,SV24: $i,SV10: $i] :
      ( ( ( ~ ( path @ SV10 @ SV24 @ SV38 ) )
        = $true )
      | ( ( ~ ( ~ ~ ( ~ ( vertex @ SV10 )
                    | ~ ( vertex @ SV24 ) )
              | ~ ~ ! [SY169: $i] :
                      ~ ~ ( ~ ~ ( ~ ( edge @ SY169 )
                                | ( SV10
                                 != ( tail_of @ SY169 ) ) )
                          | ~ ~ ~ ( ~ ( ~ ~ ( ( SV24
                                             != ( head_of @ SY169 ) )
                                            | ( SV38
                                             != ( path_cons @ SY169 @ empty ) ) )
                                      | ~ ! [SY170: $i] :
                                            ~ ~ ( ~ ( path @ ( head_of @ SY169 ) @ SV24 @ SY170 )
                                                | ( SV38
                                                 != ( path_cons @ SY169 @ SY170 ) ) ) )
                                  | ~ ( ~ ~ ! [SY171: $i] :
                                              ~ ~ ( ~ ( path @ ( head_of @ SY169 ) @ SV24 @ SY171 )
                                                  | ( SV38
                                                   != ( path_cons @ SY169 @ SY171 ) ) )
                                      | ~ ( ( SV24
                                           != ( head_of @ SY169 ) )
                                          | ( SV38
                                           != ( path_cons @ SY169 @ empty ) ) ) ) ) ) ) )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[122]) ).

thf(140,plain,
    ! [SV25: $i,SV11: $i] :
      ( ( ~ ( ~ ( sequential @ SV11 @ SV25 )
            | ~ ( ~ ~ ( ~ ~ ( ~ ( edge @ SV11 )
                            | ~ ( edge @ SV25 ) )
                      | ~ ( ( SV11 != SV25 ) ) )
                | ( ( head_of @ SV11 )
                 != ( tail_of @ SV25 ) ) ) ) )
      = $false ),
    inference(extcnf_or_neg,[status(thm)],[123]) ).

thf(141,plain,
    ! [SV25: $i,SV11: $i] :
      ( ( ~ ( ~ ~ ( ~ ~ ( ~ ~ ( ~ ( edge @ SV11 )
                              | ~ ( edge @ SV25 ) )
                        | ~ ( ( SV11 != SV25 ) ) )
                  | ( ( head_of @ SV11 )
                   != ( tail_of @ SV25 ) ) )
            | ( sequential @ SV11 @ SV25 ) ) )
      = $false ),
    inference(extcnf_or_neg,[status(thm)],[123]) ).

thf(142,plain,
    ! [SV12: $i,SV39: $i,SV26: $i] :
      ( ( ( ~ ~ ( ~ ( path @ SV26 @ SV39 @ SV12 )
                | ~ ! [SY99: $i,SY100: $i] :
                      ( ~ ~ ( ~ ~ ( ~ ( on_path @ SY99 @ SV12 )
                                  | ~ ( on_path @ SY100 @ SV12 ) )
                            | ~ ( sequential @ SY99 @ SY100 ) )
                      | ~ ! [SX5: $i] :
                            ~ ( triangle @ SY99 @ SY100 @ SX5 ) ) ) )
        = $true )
      | ( ( ( number_of_in @ sequential_pairs @ SV12 )
          = ( number_of_in @ triangles @ SV12 ) )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[124]) ).

thf(143,plain,
    ( ( ~ ( shortest_path @ sK2_SY141 @ sK3_SY175 @ sK1_SX0 )
      | ! [SY143: $i,SY144: $i] :
          ( ~ ~ ( ~ ~ ( ~ ( on_path @ SY143 @ sK1_SX0 )
                      | ~ ( on_path @ SY144 @ sK1_SX0 ) )
                | ~ ( sequential @ SY143 @ SY144 ) )
          | ~ ! [SX5: $i] :
                ~ ( triangle @ SY143 @ SY144 @ SX5 ) ) )
    = $false ),
    inference(extcnf_forall_neg,[status(esa)],[125]) ).

thf(144,plain,
    ! [SV40: $i,SV27: $i,SV13: $i] :
      ( ( ( ~ ( path @ SV13 @ SV27 @ SV40 ) )
        = $true )
      | ( ( ( number_of_in @ sequential_pairs @ SV40 )
          = ( minus @ ( length_of @ SV40 ) @ n1 ) )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[126]) ).

thf(145,plain,
    ! [SV47: $i,SV41: $i,SV28: $i,SV14: $i] :
      ( ( ! [SY194: $i] :
            ( ~ ~ ( ~ ( shortest_path @ SV14 @ SV28 @ SY194 )
                  | ~ ( precedes @ SV41 @ SV47 @ SY194 ) )
            | ~ ( ~ ~ ~ ! [SY195: $i] :
                          ~ ~ ( ( ( tail_of @ SY195 )
                               != ( tail_of @ SV41 ) )
                              | ( ( head_of @ SY195 )
                               != ( head_of @ SV47 ) ) )
                | ~ ~ ( precedes @ SV47 @ SV41 @ SY194 ) ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[127]) ).

thf(146,plain,
    ! [SV15: $i,SV42: $i,SV29: $i] :
      ( ( ( ~ ( path @ SV29 @ SV42 @ SV15 ) )
        = $true )
      | ( ( ! [SY111: $i,SY112: $i] :
              ( ( precedes @ SY111 @ SY112 @ SV15 )
              | ~ ~ ( ~ ~ ( ~ ( on_path @ SY111 @ SV15 )
                          | ~ ( on_path @ SY112 @ SV15 ) )
                    | ~ ( ( sequential @ SY111 @ SY112 )
                        | ~ ! [SY113: $i] :
                              ~ ~ ( ~ ( sequential @ SY111 @ SY113 )
                                  | ~ ( precedes @ SY113 @ SY112 @ SV15 ) ) ) ) ) )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[128]) ).

thf(147,plain,
    ! [SV16: $i,SV43: $i,SV30: $i] :
      ( ( ( ~ ( path @ SV30 @ SV43 @ SV16 ) )
        = $true )
      | ( ( ! [SY116: $i,SY117: $i] :
              ( ~ ( precedes @ SY116 @ SY117 @ SV16 )
              | ~ ( ~ ~ ( ~ ( on_path @ SY116 @ SV16 )
                        | ~ ( on_path @ SY117 @ SV16 ) )
                  | ~ ~ ~ ( ~ ( ~ ( sequential @ SY116 @ SY117 )
                              | ~ ! [SY118: $i] :
                                    ~ ~ ( ~ ( sequential @ SY116 @ SY118 )
                                        | ~ ( precedes @ SY118 @ SY117 @ SV16 ) ) )
                          | ~ ( ~ ~ ! [SY119: $i] :
                                      ~ ~ ( ~ ( sequential @ SY116 @ SY119 )
                                          | ~ ( precedes @ SY119 @ SY117 @ SV16 ) )
                              | ( sequential @ SY116 @ SY117 ) ) ) ) ) )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[129]) ).

thf(148,plain,
    ! [SV44: $i,SV31: $i] :
      ( ( ( ~ ~ ( ~ ~ ( ~ ( vertex @ SV31 )
                      | ~ ( vertex @ SV44 ) )
                | ~ ( ( SV31 != SV44 ) ) ) )
        = $true )
      | ( ( ~ ! [SY189: $i] :
                ~ ~ ( ~ ( edge @ SY189 )
                    | ~ ~ ~ ( ~ ( ~ ~ ( ( SV31
                                       != ( head_of @ SY189 ) )
                                      | ( SV44
                                       != ( tail_of @ SY189 ) ) )
                                | ~ ( ( SV44
                                     != ( head_of @ SY189 ) )
                                    | ( SV31
                                     != ( tail_of @ SY189 ) ) ) )
                            | ~ ( ~ ~ ( ( SV44
                                       != ( head_of @ SY189 ) )
                                      | ( SV31
                                       != ( tail_of @ SY189 ) ) )
                                | ~ ( ( SV31
                                     != ( head_of @ SY189 ) )
                                    | ( SV44
                                     != ( tail_of @ SY189 ) ) ) ) ) ) )
        = $true )
      | ( complete = $false ) ),
    inference(extcnf_or_pos,[status(thm)],[130]) ).

thf(149,plain,
    ! [SV32: $i,SV18: $i,SV2: $i] :
      ( ( ~ ( ~ ( shortest_path @ SV2 @ SV18 @ SV32 )
            | ~ ( ~ ~ ( ~ ( path @ SV2 @ SV18 @ SV32 )
                      | ~ ( ( SV2 != SV18 ) ) )
                | ~ ! [SY162: $i] :
                      ( ~ ( path @ SV2 @ SV18 @ SY162 )
                      | ( less_or_equal @ ( length_of @ SV32 ) @ ( length_of @ SY162 ) ) ) ) ) )
      = $false ),
    inference(extcnf_or_neg,[status(thm)],[131]) ).

thf(150,plain,
    ! [SV32: $i,SV18: $i,SV2: $i] :
      ( ( ~ ( ~ ~ ( ~ ~ ( ~ ( path @ SV2 @ SV18 @ SV32 )
                        | ~ ( ( SV2 != SV18 ) ) )
                  | ~ ! [SY163: $i] :
                        ( ~ ( path @ SV2 @ SV18 @ SY163 )
                        | ( less_or_equal @ ( length_of @ SV32 ) @ ( length_of @ SY163 ) ) ) )
            | ( shortest_path @ SV2 @ SV18 @ SV32 ) ) )
      = $false ),
    inference(extcnf_or_neg,[status(thm)],[131]) ).

thf(151,plain,
    ! [SV45: $i,SV33: $i,SV19: $i,SV3: $i] :
      ( ( ( ~ ~ ( ~ ( path @ SV3 @ SV19 @ SV33 )
                | ~ ( on_path @ SV45 @ SV33 ) ) )
        = $true )
      | ( ( ~ ( ~ ~ ( ~ ( edge @ SV45 )
                    | ~ ( in_path @ ( head_of @ SV45 ) @ SV33 ) )
              | ~ ( in_path @ ( tail_of @ SV45 ) @ SV33 ) ) )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[132]) ).

thf(152,plain,
    ! [SV4: $i] :
      ( ( ( ~ ( vertex @ ( head_of @ SV4 ) ) )
        = $false )
      | ( ( edge @ SV4 )
        = $false ) ),
    inference(extcnf_or_neg,[status(thm)],[133]) ).

thf(153,plain,
    ! [SV4: $i] :
      ( ( ( ~ ( vertex @ ( tail_of @ SV4 ) ) )
        = $false )
      | ( ( edge @ SV4 )
        = $false ) ),
    inference(extcnf_or_neg,[status(thm)],[133]) ).

thf(154,plain,
    ! [SV34: $i,SV20: $i,SV6: $i] :
      ( ( ( ~ ( ~ ~ ( ~ ( vertex @ SV6 )
                    | ~ ( vertex @ SV20 ) )
              | ~ ~ ! [SY165: $i] :
                      ~ ~ ( ~ ~ ( ~ ( edge @ SY165 )
                                | ( SV6
                                 != ( tail_of @ SY165 ) ) )
                          | ~ ( ~ ( ( SV20
                                   != ( head_of @ SY165 ) )
                                  | ( SV34
                                   != ( path_cons @ SY165 @ empty ) ) )
                              | ~ ! [SY166: $i] :
                                    ~ ~ ( ~ ( path @ ( head_of @ SY165 ) @ SV20 @ SY166 )
                                        | ( SV34
                                         != ( path_cons @ SY165 @ SY166 ) ) ) ) ) ) )
        = $false )
      | ( ( path @ SV6 @ SV20 @ SV34 )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[135]) ).

thf(155,plain,
    ! [SV46: $i,SV35: $i,SV21: $i,SV7: $i] :
      ( ( ( ~ ~ ( ~ ( path @ SV7 @ SV21 @ SV35 )
                | ~ ( in_path @ SV46 @ SV35 ) ) )
        = $true )
      | ( ( ~ ( ~ ( vertex @ SV46 )
              | ~ ~ ! [SY190: $i] :
                      ~ ~ ( ~ ( on_path @ SY190 @ SV35 )
                          | ~ ( ( SV46
                                = ( head_of @ SY190 ) )
                              | ( SV46
                                = ( tail_of @ SY190 ) ) ) ) ) )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[136]) ).

thf(156,plain,
    ! [SV36: $i,SV22: $i,SV8: $i] :
      ( ( ~ ( ~ ( triangle @ SV8 @ SV22 @ SV36 )
            | ~ ( ~ ~ ( ~ ~ ( ~ ~ ( ~ ~ ( ~ ( edge @ SV8 )
                                        | ~ ( edge @ SV22 ) )
                                  | ~ ( edge @ SV36 ) )
                            | ~ ( sequential @ SV8 @ SV22 ) )
                      | ~ ( sequential @ SV22 @ SV36 ) )
                | ~ ( sequential @ SV36 @ SV8 ) ) ) )
      = $false ),
    inference(extcnf_or_neg,[status(thm)],[137]) ).

thf(157,plain,
    ! [SV36: $i,SV22: $i,SV8: $i] :
      ( ( ~ ( ~ ~ ( ~ ~ ( ~ ~ ( ~ ~ ( ~ ~ ( ~ ( edge @ SV8 )
                                          | ~ ( edge @ SV22 ) )
                                    | ~ ( edge @ SV36 ) )
                              | ~ ( sequential @ SV8 @ SV22 ) )
                        | ~ ( sequential @ SV22 @ SV36 ) )
                  | ~ ( sequential @ SV36 @ SV8 ) )
            | ( triangle @ SV8 @ SV22 @ SV36 ) ) )
      = $false ),
    inference(extcnf_or_neg,[status(thm)],[137]) ).

thf(158,plain,
    ! [SV37: $i,SV23: $i,SV9: $i] :
      ( ( ( path @ SV9 @ SV23 @ SV37 )
        = $false )
      | ( ( ( length_of @ SV37 )
          = ( number_of_in @ edges @ SV37 ) )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[138]) ).

thf(159,plain,
    ! [SV38: $i,SV24: $i,SV10: $i] :
      ( ( ( path @ SV10 @ SV24 @ SV38 )
        = $false )
      | ( ( ~ ( ~ ~ ( ~ ( vertex @ SV10 )
                    | ~ ( vertex @ SV24 ) )
              | ~ ~ ! [SY169: $i] :
                      ~ ~ ( ~ ~ ( ~ ( edge @ SY169 )
                                | ( SV10
                                 != ( tail_of @ SY169 ) ) )
                          | ~ ~ ~ ( ~ ( ~ ~ ( ( SV24
                                             != ( head_of @ SY169 ) )
                                            | ( SV38
                                             != ( path_cons @ SY169 @ empty ) ) )
                                      | ~ ! [SY170: $i] :
                                            ~ ~ ( ~ ( path @ ( head_of @ SY169 ) @ SV24 @ SY170 )
                                                | ( SV38
                                                 != ( path_cons @ SY169 @ SY170 ) ) ) )
                                  | ~ ( ~ ~ ! [SY171: $i] :
                                              ~ ~ ( ~ ( path @ ( head_of @ SY169 ) @ SV24 @ SY171 )
                                                  | ( SV38
                                                   != ( path_cons @ SY169 @ SY171 ) ) )
                                      | ~ ( ( SV24
                                           != ( head_of @ SY169 ) )
                                          | ( SV38
                                           != ( path_cons @ SY169 @ empty ) ) ) ) ) ) ) )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[139]) ).

thf(160,plain,
    ! [SV25: $i,SV11: $i] :
      ( ( ~ ( sequential @ SV11 @ SV25 )
        | ~ ( ~ ~ ( ~ ~ ( ~ ( edge @ SV11 )
                        | ~ ( edge @ SV25 ) )
                  | ~ ( ( SV11 != SV25 ) ) )
            | ( ( head_of @ SV11 )
             != ( tail_of @ SV25 ) ) ) )
      = $true ),
    inference(extcnf_not_neg,[status(thm)],[140]) ).

thf(161,plain,
    ! [SV25: $i,SV11: $i] :
      ( ( ~ ~ ( ~ ~ ( ~ ~ ( ~ ( edge @ SV11 )
                          | ~ ( edge @ SV25 ) )
                    | ~ ( ( SV11 != SV25 ) ) )
              | ( ( head_of @ SV11 )
               != ( tail_of @ SV25 ) ) )
        | ( sequential @ SV11 @ SV25 ) )
      = $true ),
    inference(extcnf_not_neg,[status(thm)],[141]) ).

thf(162,plain,
    ! [SV12: $i,SV39: $i,SV26: $i] :
      ( ( ( ~ ( ~ ( path @ SV26 @ SV39 @ SV12 )
              | ~ ! [SY99: $i,SY100: $i] :
                    ( ~ ~ ( ~ ~ ( ~ ( on_path @ SY99 @ SV12 )
                                | ~ ( on_path @ SY100 @ SV12 ) )
                          | ~ ( sequential @ SY99 @ SY100 ) )
                    | ~ ! [SX5: $i] :
                          ~ ( triangle @ SY99 @ SY100 @ SX5 ) ) ) )
        = $false )
      | ( ( ( number_of_in @ sequential_pairs @ SV12 )
          = ( number_of_in @ triangles @ SV12 ) )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[142]) ).

thf(163,plain,
    ( ( ~ ( shortest_path @ sK2_SY141 @ sK3_SY175 @ sK1_SX0 ) )
    = $false ),
    inference(extcnf_or_neg,[status(thm)],[143]) ).

thf(164,plain,
    ( ( ! [SY143: $i,SY144: $i] :
          ( ~ ~ ( ~ ~ ( ~ ( on_path @ SY143 @ sK1_SX0 )
                      | ~ ( on_path @ SY144 @ sK1_SX0 ) )
                | ~ ( sequential @ SY143 @ SY144 ) )
          | ~ ! [SX5: $i] :
                ~ ( triangle @ SY143 @ SY144 @ SX5 ) ) )
    = $false ),
    inference(extcnf_or_neg,[status(thm)],[143]) ).

thf(165,plain,
    ! [SV40: $i,SV27: $i,SV13: $i] :
      ( ( ( path @ SV13 @ SV27 @ SV40 )
        = $false )
      | ( ( ( number_of_in @ sequential_pairs @ SV40 )
          = ( minus @ ( length_of @ SV40 ) @ n1 ) )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[144]) ).

thf(166,plain,
    ! [SV47: $i,SV41: $i,SV48: $i,SV28: $i,SV14: $i] :
      ( ( ~ ~ ( ~ ( shortest_path @ SV14 @ SV28 @ SV48 )
              | ~ ( precedes @ SV41 @ SV47 @ SV48 ) )
        | ~ ( ~ ~ ~ ! [SY195: $i] :
                      ~ ~ ( ( ( tail_of @ SY195 )
                           != ( tail_of @ SV41 ) )
                          | ( ( head_of @ SY195 )
                           != ( head_of @ SV47 ) ) )
            | ~ ~ ( precedes @ SV47 @ SV41 @ SV48 ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[145]) ).

thf(167,plain,
    ! [SV15: $i,SV42: $i,SV29: $i] :
      ( ( ( path @ SV29 @ SV42 @ SV15 )
        = $false )
      | ( ( ! [SY111: $i,SY112: $i] :
              ( ( precedes @ SY111 @ SY112 @ SV15 )
              | ~ ~ ( ~ ~ ( ~ ( on_path @ SY111 @ SV15 )
                          | ~ ( on_path @ SY112 @ SV15 ) )
                    | ~ ( ( sequential @ SY111 @ SY112 )
                        | ~ ! [SY113: $i] :
                              ~ ~ ( ~ ( sequential @ SY111 @ SY113 )
                                  | ~ ( precedes @ SY113 @ SY112 @ SV15 ) ) ) ) ) )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[146]) ).

thf(168,plain,
    ! [SV16: $i,SV43: $i,SV30: $i] :
      ( ( ( path @ SV30 @ SV43 @ SV16 )
        = $false )
      | ( ( ! [SY116: $i,SY117: $i] :
              ( ~ ( precedes @ SY116 @ SY117 @ SV16 )
              | ~ ( ~ ~ ( ~ ( on_path @ SY116 @ SV16 )
                        | ~ ( on_path @ SY117 @ SV16 ) )
                  | ~ ~ ~ ( ~ ( ~ ( sequential @ SY116 @ SY117 )
                              | ~ ! [SY118: $i] :
                                    ~ ~ ( ~ ( sequential @ SY116 @ SY118 )
                                        | ~ ( precedes @ SY118 @ SY117 @ SV16 ) ) )
                          | ~ ( ~ ~ ! [SY119: $i] :
                                      ~ ~ ( ~ ( sequential @ SY116 @ SY119 )
                                          | ~ ( precedes @ SY119 @ SY117 @ SV16 ) )
                              | ( sequential @ SY116 @ SY117 ) ) ) ) ) )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[147]) ).

thf(169,plain,
    ! [SV44: $i,SV31: $i] :
      ( ( ( ~ ( ~ ~ ( ~ ( vertex @ SV31 )
                    | ~ ( vertex @ SV44 ) )
              | ~ ( ( SV31 != SV44 ) ) ) )
        = $false )
      | ( ( ~ ! [SY189: $i] :
                ~ ~ ( ~ ( edge @ SY189 )
                    | ~ ~ ~ ( ~ ( ~ ~ ( ( SV31
                                       != ( head_of @ SY189 ) )
                                      | ( SV44
                                       != ( tail_of @ SY189 ) ) )
                                | ~ ( ( SV44
                                     != ( head_of @ SY189 ) )
                                    | ( SV31
                                     != ( tail_of @ SY189 ) ) ) )
                            | ~ ( ~ ~ ( ( SV44
                                       != ( head_of @ SY189 ) )
                                      | ( SV31
                                       != ( tail_of @ SY189 ) ) )
                                | ~ ( ( SV31
                                     != ( head_of @ SY189 ) )
                                    | ( SV44
                                     != ( tail_of @ SY189 ) ) ) ) ) ) )
        = $true )
      | ( complete = $false ) ),
    inference(extcnf_not_pos,[status(thm)],[148]) ).

thf(170,plain,
    ! [SV32: $i,SV18: $i,SV2: $i] :
      ( ( ~ ( shortest_path @ SV2 @ SV18 @ SV32 )
        | ~ ( ~ ~ ( ~ ( path @ SV2 @ SV18 @ SV32 )
                  | ~ ( ( SV2 != SV18 ) ) )
            | ~ ! [SY162: $i] :
                  ( ~ ( path @ SV2 @ SV18 @ SY162 )
                  | ( less_or_equal @ ( length_of @ SV32 ) @ ( length_of @ SY162 ) ) ) ) )
      = $true ),
    inference(extcnf_not_neg,[status(thm)],[149]) ).

thf(171,plain,
    ! [SV32: $i,SV18: $i,SV2: $i] :
      ( ( ~ ~ ( ~ ~ ( ~ ( path @ SV2 @ SV18 @ SV32 )
                    | ~ ( ( SV2 != SV18 ) ) )
              | ~ ! [SY163: $i] :
                    ( ~ ( path @ SV2 @ SV18 @ SY163 )
                    | ( less_or_equal @ ( length_of @ SV32 ) @ ( length_of @ SY163 ) ) ) )
        | ( shortest_path @ SV2 @ SV18 @ SV32 ) )
      = $true ),
    inference(extcnf_not_neg,[status(thm)],[150]) ).

thf(172,plain,
    ! [SV45: $i,SV33: $i,SV19: $i,SV3: $i] :
      ( ( ( ~ ( ~ ( path @ SV3 @ SV19 @ SV33 )
              | ~ ( on_path @ SV45 @ SV33 ) ) )
        = $false )
      | ( ( ~ ( ~ ~ ( ~ ( edge @ SV45 )
                    | ~ ( in_path @ ( head_of @ SV45 ) @ SV33 ) )
              | ~ ( in_path @ ( tail_of @ SV45 ) @ SV33 ) ) )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[151]) ).

thf(173,plain,
    ! [SV4: $i] :
      ( ( ( vertex @ ( head_of @ SV4 ) )
        = $true )
      | ( ( edge @ SV4 )
        = $false ) ),
    inference(extcnf_not_neg,[status(thm)],[152]) ).

thf(174,plain,
    ! [SV4: $i] :
      ( ( ( vertex @ ( tail_of @ SV4 ) )
        = $true )
      | ( ( edge @ SV4 )
        = $false ) ),
    inference(extcnf_not_neg,[status(thm)],[153]) ).

thf(175,plain,
    ! [SV34: $i,SV20: $i,SV6: $i] :
      ( ( ( ~ ~ ( ~ ( vertex @ SV6 )
                | ~ ( vertex @ SV20 ) )
          | ~ ~ ! [SY165: $i] :
                  ~ ~ ( ~ ~ ( ~ ( edge @ SY165 )
                            | ( SV6
                             != ( tail_of @ SY165 ) ) )
                      | ~ ( ~ ( ( SV20
                               != ( head_of @ SY165 ) )
                              | ( SV34
                               != ( path_cons @ SY165 @ empty ) ) )
                          | ~ ! [SY166: $i] :
                                ~ ~ ( ~ ( path @ ( head_of @ SY165 ) @ SV20 @ SY166 )
                                    | ( SV34
                                     != ( path_cons @ SY165 @ SY166 ) ) ) ) ) )
        = $true )
      | ( ( path @ SV6 @ SV20 @ SV34 )
        = $true ) ),
    inference(extcnf_not_neg,[status(thm)],[154]) ).

thf(176,plain,
    ! [SV46: $i,SV35: $i,SV21: $i,SV7: $i] :
      ( ( ( ~ ( ~ ( path @ SV7 @ SV21 @ SV35 )
              | ~ ( in_path @ SV46 @ SV35 ) ) )
        = $false )
      | ( ( ~ ( ~ ( vertex @ SV46 )
              | ~ ~ ! [SY190: $i] :
                      ~ ~ ( ~ ( on_path @ SY190 @ SV35 )
                          | ~ ( ( SV46
                                = ( head_of @ SY190 ) )
                              | ( SV46
                                = ( tail_of @ SY190 ) ) ) ) ) )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[155]) ).

thf(177,plain,
    ! [SV36: $i,SV22: $i,SV8: $i] :
      ( ( ~ ( triangle @ SV8 @ SV22 @ SV36 )
        | ~ ( ~ ~ ( ~ ~ ( ~ ~ ( ~ ~ ( ~ ( edge @ SV8 )
                                    | ~ ( edge @ SV22 ) )
                              | ~ ( edge @ SV36 ) )
                        | ~ ( sequential @ SV8 @ SV22 ) )
                  | ~ ( sequential @ SV22 @ SV36 ) )
            | ~ ( sequential @ SV36 @ SV8 ) ) )
      = $true ),
    inference(extcnf_not_neg,[status(thm)],[156]) ).

thf(178,plain,
    ! [SV36: $i,SV22: $i,SV8: $i] :
      ( ( ~ ~ ( ~ ~ ( ~ ~ ( ~ ~ ( ~ ~ ( ~ ( edge @ SV8 )
                                      | ~ ( edge @ SV22 ) )
                                | ~ ( edge @ SV36 ) )
                          | ~ ( sequential @ SV8 @ SV22 ) )
                    | ~ ( sequential @ SV22 @ SV36 ) )
              | ~ ( sequential @ SV36 @ SV8 ) )
        | ( triangle @ SV8 @ SV22 @ SV36 ) )
      = $true ),
    inference(extcnf_not_neg,[status(thm)],[157]) ).

thf(179,plain,
    ! [SV38: $i,SV24: $i,SV10: $i] :
      ( ( ( ~ ~ ( ~ ( vertex @ SV10 )
                | ~ ( vertex @ SV24 ) )
          | ~ ~ ! [SY169: $i] :
                  ~ ~ ( ~ ~ ( ~ ( edge @ SY169 )
                            | ( SV10
                             != ( tail_of @ SY169 ) ) )
                      | ~ ~ ~ ( ~ ( ~ ~ ( ( SV24
                                         != ( head_of @ SY169 ) )
                                        | ( SV38
                                         != ( path_cons @ SY169 @ empty ) ) )
                                  | ~ ! [SY170: $i] :
                                        ~ ~ ( ~ ( path @ ( head_of @ SY169 ) @ SV24 @ SY170 )
                                            | ( SV38
                                             != ( path_cons @ SY169 @ SY170 ) ) ) )
                              | ~ ( ~ ~ ! [SY171: $i] :
                                          ~ ~ ( ~ ( path @ ( head_of @ SY169 ) @ SV24 @ SY171 )
                                              | ( SV38
                                               != ( path_cons @ SY169 @ SY171 ) ) )
                                  | ~ ( ( SV24
                                       != ( head_of @ SY169 ) )
                                      | ( SV38
                                       != ( path_cons @ SY169 @ empty ) ) ) ) ) ) )
        = $false )
      | ( ( path @ SV10 @ SV24 @ SV38 )
        = $false ) ),
    inference(extcnf_not_pos,[status(thm)],[159]) ).

thf(180,plain,
    ! [SV25: $i,SV11: $i] :
      ( ( ( ~ ( sequential @ SV11 @ SV25 ) )
        = $true )
      | ( ( ~ ( ~ ~ ( ~ ~ ( ~ ( edge @ SV11 )
                          | ~ ( edge @ SV25 ) )
                    | ~ ( ( SV11 != SV25 ) ) )
              | ( ( head_of @ SV11 )
               != ( tail_of @ SV25 ) ) ) )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[160]) ).

thf(181,plain,
    ! [SV25: $i,SV11: $i] :
      ( ( ( ~ ~ ( ~ ~ ( ~ ~ ( ~ ( edge @ SV11 )
                            | ~ ( edge @ SV25 ) )
                      | ~ ( ( SV11 != SV25 ) ) )
                | ( ( head_of @ SV11 )
                 != ( tail_of @ SV25 ) ) ) )
        = $true )
      | ( ( sequential @ SV11 @ SV25 )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[161]) ).

thf(182,plain,
    ! [SV12: $i,SV39: $i,SV26: $i] :
      ( ( ( ~ ( path @ SV26 @ SV39 @ SV12 )
          | ~ ! [SY99: $i,SY100: $i] :
                ( ~ ~ ( ~ ~ ( ~ ( on_path @ SY99 @ SV12 )
                            | ~ ( on_path @ SY100 @ SV12 ) )
                      | ~ ( sequential @ SY99 @ SY100 ) )
                | ~ ! [SX5: $i] :
                      ~ ( triangle @ SY99 @ SY100 @ SX5 ) ) )
        = $true )
      | ( ( ( number_of_in @ sequential_pairs @ SV12 )
          = ( number_of_in @ triangles @ SV12 ) )
        = $true ) ),
    inference(extcnf_not_neg,[status(thm)],[162]) ).

thf(183,plain,
    ( ( shortest_path @ sK2_SY141 @ sK3_SY175 @ sK1_SX0 )
    = $true ),
    inference(extcnf_not_neg,[status(thm)],[163]) ).

thf(184,plain,
    ( ( ! [SY197: $i] :
          ( ~ ~ ( ~ ~ ( ~ ( on_path @ sK4_SY143 @ sK1_SX0 )
                      | ~ ( on_path @ SY197 @ sK1_SX0 ) )
                | ~ ( sequential @ sK4_SY143 @ SY197 ) )
          | ~ ! [SY198: $i] :
                ~ ( triangle @ sK4_SY143 @ SY197 @ SY198 ) ) )
    = $false ),
    inference(extcnf_forall_neg,[status(esa)],[164]) ).

thf(185,plain,
    ! [SV47: $i,SV41: $i,SV48: $i,SV28: $i,SV14: $i] :
      ( ( ( ~ ~ ( ~ ( shortest_path @ SV14 @ SV28 @ SV48 )
                | ~ ( precedes @ SV41 @ SV47 @ SV48 ) ) )
        = $true )
      | ( ( ~ ( ~ ~ ~ ! [SY195: $i] :
                        ~ ~ ( ( ( tail_of @ SY195 )
                             != ( tail_of @ SV41 ) )
                            | ( ( head_of @ SY195 )
                             != ( head_of @ SV47 ) ) )
              | ~ ~ ( precedes @ SV47 @ SV41 @ SV48 ) ) )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[166]) ).

thf(186,plain,
    ! [SV42: $i,SV29: $i,SV15: $i,SV49: $i] :
      ( ( ( ! [SY199: $i] :
              ( ( precedes @ SV49 @ SY199 @ SV15 )
              | ~ ~ ( ~ ~ ( ~ ( on_path @ SV49 @ SV15 )
                          | ~ ( on_path @ SY199 @ SV15 ) )
                    | ~ ( ( sequential @ SV49 @ SY199 )
                        | ~ ! [SY200: $i] :
                              ~ ~ ( ~ ( sequential @ SV49 @ SY200 )
                                  | ~ ( precedes @ SY200 @ SY199 @ SV15 ) ) ) ) ) )
        = $true )
      | ( ( path @ SV29 @ SV42 @ SV15 )
        = $false ) ),
    inference(extcnf_forall_pos,[status(thm)],[167]) ).

thf(187,plain,
    ! [SV43: $i,SV30: $i,SV16: $i,SV50: $i] :
      ( ( ( ! [SY201: $i] :
              ( ~ ( precedes @ SV50 @ SY201 @ SV16 )
              | ~ ( ~ ~ ( ~ ( on_path @ SV50 @ SV16 )
                        | ~ ( on_path @ SY201 @ SV16 ) )
                  | ~ ~ ~ ( ~ ( ~ ( sequential @ SV50 @ SY201 )
                              | ~ ! [SY202: $i] :
                                    ~ ~ ( ~ ( sequential @ SV50 @ SY202 )
                                        | ~ ( precedes @ SY202 @ SY201 @ SV16 ) ) )
                          | ~ ( ~ ~ ! [SY203: $i] :
                                      ~ ~ ( ~ ( sequential @ SV50 @ SY203 )
                                          | ~ ( precedes @ SY203 @ SY201 @ SV16 ) )
                              | ( sequential @ SV50 @ SY201 ) ) ) ) ) )
        = $true )
      | ( ( path @ SV30 @ SV43 @ SV16 )
        = $false ) ),
    inference(extcnf_forall_pos,[status(thm)],[168]) ).

thf(188,plain,
    ! [SV44: $i,SV31: $i] :
      ( ( ( ~ ~ ( ~ ( vertex @ SV31 )
                | ~ ( vertex @ SV44 ) )
          | ~ ( ( SV31 != SV44 ) ) )
        = $true )
      | ( ( ~ ! [SY189: $i] :
                ~ ~ ( ~ ( edge @ SY189 )
                    | ~ ~ ~ ( ~ ( ~ ~ ( ( SV31
                                       != ( head_of @ SY189 ) )
                                      | ( SV44
                                       != ( tail_of @ SY189 ) ) )
                                | ~ ( ( SV44
                                     != ( head_of @ SY189 ) )
                                    | ( SV31
                                     != ( tail_of @ SY189 ) ) ) )
                            | ~ ( ~ ~ ( ( SV44
                                       != ( head_of @ SY189 ) )
                                      | ( SV31
                                       != ( tail_of @ SY189 ) ) )
                                | ~ ( ( SV31
                                     != ( head_of @ SY189 ) )
                                    | ( SV44
                                     != ( tail_of @ SY189 ) ) ) ) ) ) )
        = $true )
      | ( complete = $false ) ),
    inference(extcnf_not_neg,[status(thm)],[169]) ).

thf(189,plain,
    ! [SV32: $i,SV18: $i,SV2: $i] :
      ( ( ( ~ ( shortest_path @ SV2 @ SV18 @ SV32 ) )
        = $true )
      | ( ( ~ ( ~ ~ ( ~ ( path @ SV2 @ SV18 @ SV32 )
                    | ~ ( ( SV2 != SV18 ) ) )
              | ~ ! [SY162: $i] :
                    ( ~ ( path @ SV2 @ SV18 @ SY162 )
                    | ( less_or_equal @ ( length_of @ SV32 ) @ ( length_of @ SY162 ) ) ) ) )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[170]) ).

thf(190,plain,
    ! [SV32: $i,SV18: $i,SV2: $i] :
      ( ( ( ~ ~ ( ~ ~ ( ~ ( path @ SV2 @ SV18 @ SV32 )
                      | ~ ( ( SV2 != SV18 ) ) )
                | ~ ! [SY163: $i] :
                      ( ~ ( path @ SV2 @ SV18 @ SY163 )
                      | ( less_or_equal @ ( length_of @ SV32 ) @ ( length_of @ SY163 ) ) ) ) )
        = $true )
      | ( ( shortest_path @ SV2 @ SV18 @ SV32 )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[171]) ).

thf(191,plain,
    ! [SV45: $i,SV33: $i,SV19: $i,SV3: $i] :
      ( ( ( ~ ( path @ SV3 @ SV19 @ SV33 )
          | ~ ( on_path @ SV45 @ SV33 ) )
        = $true )
      | ( ( ~ ( ~ ~ ( ~ ( edge @ SV45 )
                    | ~ ( in_path @ ( head_of @ SV45 ) @ SV33 ) )
              | ~ ( in_path @ ( tail_of @ SV45 ) @ SV33 ) ) )
        = $true ) ),
    inference(extcnf_not_neg,[status(thm)],[172]) ).

thf(192,plain,
    ! [SV34: $i,SV20: $i,SV6: $i] :
      ( ( ( ~ ~ ( ~ ( vertex @ SV6 )
                | ~ ( vertex @ SV20 ) ) )
        = $true )
      | ( ( ~ ~ ! [SY165: $i] :
                  ~ ~ ( ~ ~ ( ~ ( edge @ SY165 )
                            | ( SV6
                             != ( tail_of @ SY165 ) ) )
                      | ~ ( ~ ( ( SV20
                               != ( head_of @ SY165 ) )
                              | ( SV34
                               != ( path_cons @ SY165 @ empty ) ) )
                          | ~ ! [SY166: $i] :
                                ~ ~ ( ~ ( path @ ( head_of @ SY165 ) @ SV20 @ SY166 )
                                    | ( SV34
                                     != ( path_cons @ SY165 @ SY166 ) ) ) ) ) )
        = $true )
      | ( ( path @ SV6 @ SV20 @ SV34 )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[175]) ).

thf(193,plain,
    ! [SV46: $i,SV35: $i,SV21: $i,SV7: $i] :
      ( ( ( ~ ( path @ SV7 @ SV21 @ SV35 )
          | ~ ( in_path @ SV46 @ SV35 ) )
        = $true )
      | ( ( ~ ( ~ ( vertex @ SV46 )
              | ~ ~ ! [SY190: $i] :
                      ~ ~ ( ~ ( on_path @ SY190 @ SV35 )
                          | ~ ( ( SV46
                                = ( head_of @ SY190 ) )
                              | ( SV46
                                = ( tail_of @ SY190 ) ) ) ) ) )
        = $true ) ),
    inference(extcnf_not_neg,[status(thm)],[176]) ).

thf(194,plain,
    ! [SV36: $i,SV22: $i,SV8: $i] :
      ( ( ( ~ ( triangle @ SV8 @ SV22 @ SV36 ) )
        = $true )
      | ( ( ~ ( ~ ~ ( ~ ~ ( ~ ~ ( ~ ~ ( ~ ( edge @ SV8 )
                                      | ~ ( edge @ SV22 ) )
                                | ~ ( edge @ SV36 ) )
                          | ~ ( sequential @ SV8 @ SV22 ) )
                    | ~ ( sequential @ SV22 @ SV36 ) )
              | ~ ( sequential @ SV36 @ SV8 ) ) )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[177]) ).

thf(195,plain,
    ! [SV36: $i,SV22: $i,SV8: $i] :
      ( ( ( ~ ~ ( ~ ~ ( ~ ~ ( ~ ~ ( ~ ~ ( ~ ( edge @ SV8 )
                                        | ~ ( edge @ SV22 ) )
                                  | ~ ( edge @ SV36 ) )
                            | ~ ( sequential @ SV8 @ SV22 ) )
                      | ~ ( sequential @ SV22 @ SV36 ) )
                | ~ ( sequential @ SV36 @ SV8 ) ) )
        = $true )
      | ( ( triangle @ SV8 @ SV22 @ SV36 )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[178]) ).

thf(196,plain,
    ! [SV38: $i,SV24: $i,SV10: $i] :
      ( ( ( ~ ~ ( ~ ( vertex @ SV10 )
                | ~ ( vertex @ SV24 ) ) )
        = $false )
      | ( ( path @ SV10 @ SV24 @ SV38 )
        = $false ) ),
    inference(extcnf_or_neg,[status(thm)],[179]) ).

thf(197,plain,
    ! [SV38: $i,SV24: $i,SV10: $i] :
      ( ( ( ~ ~ ! [SY169: $i] :
                  ~ ~ ( ~ ~ ( ~ ( edge @ SY169 )
                            | ( SV10
                             != ( tail_of @ SY169 ) ) )
                      | ~ ~ ~ ( ~ ( ~ ~ ( ( SV24
                                         != ( head_of @ SY169 ) )
                                        | ( SV38
                                         != ( path_cons @ SY169 @ empty ) ) )
                                  | ~ ! [SY170: $i] :
                                        ~ ~ ( ~ ( path @ ( head_of @ SY169 ) @ SV24 @ SY170 )
                                            | ( SV38
                                             != ( path_cons @ SY169 @ SY170 ) ) ) )
                              | ~ ( ~ ~ ! [SY171: $i] :
                                          ~ ~ ( ~ ( path @ ( head_of @ SY169 ) @ SV24 @ SY171 )
                                              | ( SV38
                                               != ( path_cons @ SY169 @ SY171 ) ) )
                                  | ~ ( ( SV24
                                       != ( head_of @ SY169 ) )
                                      | ( SV38
                                       != ( path_cons @ SY169 @ empty ) ) ) ) ) ) )
        = $false )
      | ( ( path @ SV10 @ SV24 @ SV38 )
        = $false ) ),
    inference(extcnf_or_neg,[status(thm)],[179]) ).

thf(198,plain,
    ! [SV25: $i,SV11: $i] :
      ( ( ( sequential @ SV11 @ SV25 )
        = $false )
      | ( ( ~ ( ~ ~ ( ~ ~ ( ~ ( edge @ SV11 )
                          | ~ ( edge @ SV25 ) )
                    | ~ ( ( SV11 != SV25 ) ) )
              | ( ( head_of @ SV11 )
               != ( tail_of @ SV25 ) ) ) )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[180]) ).

thf(199,plain,
    ! [SV25: $i,SV11: $i] :
      ( ( ( ~ ( ~ ~ ( ~ ~ ( ~ ( edge @ SV11 )
                          | ~ ( edge @ SV25 ) )
                    | ~ ( ( SV11 != SV25 ) ) )
              | ( ( head_of @ SV11 )
               != ( tail_of @ SV25 ) ) ) )
        = $false )
      | ( ( sequential @ SV11 @ SV25 )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[181]) ).

thf(200,plain,
    ! [SV12: $i,SV39: $i,SV26: $i] :
      ( ( ( ~ ( path @ SV26 @ SV39 @ SV12 ) )
        = $true )
      | ( ( ~ ! [SY99: $i,SY100: $i] :
                ( ~ ~ ( ~ ~ ( ~ ( on_path @ SY99 @ SV12 )
                            | ~ ( on_path @ SY100 @ SV12 ) )
                      | ~ ( sequential @ SY99 @ SY100 ) )
                | ~ ! [SX5: $i] :
                      ~ ( triangle @ SY99 @ SY100 @ SX5 ) ) )
        = $true )
      | ( ( ( number_of_in @ sequential_pairs @ SV12 )
          = ( number_of_in @ triangles @ SV12 ) )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[182]) ).

thf(201,plain,
    ( ( ~ ~ ( ~ ~ ( ~ ( on_path @ sK4_SY143 @ sK1_SX0 )
                  | ~ ( on_path @ sK5_SY197 @ sK1_SX0 ) )
            | ~ ( sequential @ sK4_SY143 @ sK5_SY197 ) )
      | ~ ! [SY204: $i] :
            ~ ( triangle @ sK4_SY143 @ sK5_SY197 @ SY204 ) )
    = $false ),
    inference(extcnf_forall_neg,[status(esa)],[184]) ).

thf(202,plain,
    ! [SV47: $i,SV41: $i,SV48: $i,SV28: $i,SV14: $i] :
      ( ( ( ~ ( ~ ( shortest_path @ SV14 @ SV28 @ SV48 )
              | ~ ( precedes @ SV41 @ SV47 @ SV48 ) ) )
        = $false )
      | ( ( ~ ( ~ ~ ~ ! [SY195: $i] :
                        ~ ~ ( ( ( tail_of @ SY195 )
                             != ( tail_of @ SV41 ) )
                            | ( ( head_of @ SY195 )
                             != ( head_of @ SV47 ) ) )
              | ~ ~ ( precedes @ SV47 @ SV41 @ SV48 ) ) )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[185]) ).

thf(203,plain,
    ! [SV42: $i,SV29: $i,SV15: $i,SV51: $i,SV49: $i] :
      ( ( ( ( precedes @ SV49 @ SV51 @ SV15 )
          | ~ ~ ( ~ ~ ( ~ ( on_path @ SV49 @ SV15 )
                      | ~ ( on_path @ SV51 @ SV15 ) )
                | ~ ( ( sequential @ SV49 @ SV51 )
                    | ~ ! [SY205: $i] :
                          ~ ~ ( ~ ( sequential @ SV49 @ SY205 )
                              | ~ ( precedes @ SY205 @ SV51 @ SV15 ) ) ) ) )
        = $true )
      | ( ( path @ SV29 @ SV42 @ SV15 )
        = $false ) ),
    inference(extcnf_forall_pos,[status(thm)],[186]) ).

thf(204,plain,
    ! [SV43: $i,SV30: $i,SV16: $i,SV52: $i,SV50: $i] :
      ( ( ( ~ ( precedes @ SV50 @ SV52 @ SV16 )
          | ~ ( ~ ~ ( ~ ( on_path @ SV50 @ SV16 )
                    | ~ ( on_path @ SV52 @ SV16 ) )
              | ~ ~ ~ ( ~ ( ~ ( sequential @ SV50 @ SV52 )
                          | ~ ! [SY206: $i] :
                                ~ ~ ( ~ ( sequential @ SV50 @ SY206 )
                                    | ~ ( precedes @ SY206 @ SV52 @ SV16 ) ) )
                      | ~ ( ~ ~ ! [SY207: $i] :
                                  ~ ~ ( ~ ( sequential @ SV50 @ SY207 )
                                      | ~ ( precedes @ SY207 @ SV52 @ SV16 ) )
                          | ( sequential @ SV50 @ SV52 ) ) ) ) )
        = $true )
      | ( ( path @ SV30 @ SV43 @ SV16 )
        = $false ) ),
    inference(extcnf_forall_pos,[status(thm)],[187]) ).

thf(205,plain,
    ! [SV44: $i,SV31: $i] :
      ( ( ( ~ ~ ( ~ ( vertex @ SV31 )
                | ~ ( vertex @ SV44 ) ) )
        = $true )
      | ( ( ~ ( ( SV31 != SV44 ) ) )
        = $true )
      | ( ( ~ ! [SY189: $i] :
                ~ ~ ( ~ ( edge @ SY189 )
                    | ~ ~ ~ ( ~ ( ~ ~ ( ( SV31
                                       != ( head_of @ SY189 ) )
                                      | ( SV44
                                       != ( tail_of @ SY189 ) ) )
                                | ~ ( ( SV44
                                     != ( head_of @ SY189 ) )
                                    | ( SV31
                                     != ( tail_of @ SY189 ) ) ) )
                            | ~ ( ~ ~ ( ( SV44
                                       != ( head_of @ SY189 ) )
                                      | ( SV31
                                       != ( tail_of @ SY189 ) ) )
                                | ~ ( ( SV31
                                     != ( head_of @ SY189 ) )
                                    | ( SV44
                                     != ( tail_of @ SY189 ) ) ) ) ) ) )
        = $true )
      | ( complete = $false ) ),
    inference(extcnf_or_pos,[status(thm)],[188]) ).

thf(206,plain,
    ! [SV32: $i,SV18: $i,SV2: $i] :
      ( ( ( shortest_path @ SV2 @ SV18 @ SV32 )
        = $false )
      | ( ( ~ ( ~ ~ ( ~ ( path @ SV2 @ SV18 @ SV32 )
                    | ~ ( ( SV2 != SV18 ) ) )
              | ~ ! [SY162: $i] :
                    ( ~ ( path @ SV2 @ SV18 @ SY162 )
                    | ( less_or_equal @ ( length_of @ SV32 ) @ ( length_of @ SY162 ) ) ) ) )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[189]) ).

thf(207,plain,
    ! [SV32: $i,SV18: $i,SV2: $i] :
      ( ( ( ~ ( ~ ~ ( ~ ( path @ SV2 @ SV18 @ SV32 )
                    | ~ ( ( SV2 != SV18 ) ) )
              | ~ ! [SY163: $i] :
                    ( ~ ( path @ SV2 @ SV18 @ SY163 )
                    | ( less_or_equal @ ( length_of @ SV32 ) @ ( length_of @ SY163 ) ) ) ) )
        = $false )
      | ( ( shortest_path @ SV2 @ SV18 @ SV32 )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[190]) ).

thf(208,plain,
    ! [SV45: $i,SV33: $i,SV19: $i,SV3: $i] :
      ( ( ( ~ ( path @ SV3 @ SV19 @ SV33 ) )
        = $true )
      | ( ( ~ ( on_path @ SV45 @ SV33 ) )
        = $true )
      | ( ( ~ ( ~ ~ ( ~ ( edge @ SV45 )
                    | ~ ( in_path @ ( head_of @ SV45 ) @ SV33 ) )
              | ~ ( in_path @ ( tail_of @ SV45 ) @ SV33 ) ) )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[191]) ).

thf(209,plain,
    ! [SV34: $i,SV20: $i,SV6: $i] :
      ( ( ( ~ ( ~ ( vertex @ SV6 )
              | ~ ( vertex @ SV20 ) ) )
        = $false )
      | ( ( ~ ~ ! [SY165: $i] :
                  ~ ~ ( ~ ~ ( ~ ( edge @ SY165 )
                            | ( SV6
                             != ( tail_of @ SY165 ) ) )
                      | ~ ( ~ ( ( SV20
                               != ( head_of @ SY165 ) )
                              | ( SV34
                               != ( path_cons @ SY165 @ empty ) ) )
                          | ~ ! [SY166: $i] :
                                ~ ~ ( ~ ( path @ ( head_of @ SY165 ) @ SV20 @ SY166 )
                                    | ( SV34
                                     != ( path_cons @ SY165 @ SY166 ) ) ) ) ) )
        = $true )
      | ( ( path @ SV6 @ SV20 @ SV34 )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[192]) ).

thf(210,plain,
    ! [SV46: $i,SV35: $i,SV21: $i,SV7: $i] :
      ( ( ( ~ ( path @ SV7 @ SV21 @ SV35 ) )
        = $true )
      | ( ( ~ ( in_path @ SV46 @ SV35 ) )
        = $true )
      | ( ( ~ ( ~ ( vertex @ SV46 )
              | ~ ~ ! [SY190: $i] :
                      ~ ~ ( ~ ( on_path @ SY190 @ SV35 )
                          | ~ ( ( SV46
                                = ( head_of @ SY190 ) )
                              | ( SV46
                                = ( tail_of @ SY190 ) ) ) ) ) )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[193]) ).

thf(211,plain,
    ! [SV36: $i,SV22: $i,SV8: $i] :
      ( ( ( triangle @ SV8 @ SV22 @ SV36 )
        = $false )
      | ( ( ~ ( ~ ~ ( ~ ~ ( ~ ~ ( ~ ~ ( ~ ( edge @ SV8 )
                                      | ~ ( edge @ SV22 ) )
                                | ~ ( edge @ SV36 ) )
                          | ~ ( sequential @ SV8 @ SV22 ) )
                    | ~ ( sequential @ SV22 @ SV36 ) )
              | ~ ( sequential @ SV36 @ SV8 ) ) )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[194]) ).

thf(212,plain,
    ! [SV36: $i,SV22: $i,SV8: $i] :
      ( ( ( ~ ( ~ ~ ( ~ ~ ( ~ ~ ( ~ ~ ( ~ ( edge @ SV8 )
                                      | ~ ( edge @ SV22 ) )
                                | ~ ( edge @ SV36 ) )
                          | ~ ( sequential @ SV8 @ SV22 ) )
                    | ~ ( sequential @ SV22 @ SV36 ) )
              | ~ ( sequential @ SV36 @ SV8 ) ) )
        = $false )
      | ( ( triangle @ SV8 @ SV22 @ SV36 )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[195]) ).

thf(213,plain,
    ! [SV38: $i,SV24: $i,SV10: $i] :
      ( ( ( ~ ( ~ ( vertex @ SV10 )
              | ~ ( vertex @ SV24 ) ) )
        = $true )
      | ( ( path @ SV10 @ SV24 @ SV38 )
        = $false ) ),
    inference(extcnf_not_neg,[status(thm)],[196]) ).

thf(214,plain,
    ! [SV38: $i,SV24: $i,SV10: $i] :
      ( ( ( ~ ! [SY169: $i] :
                ~ ~ ( ~ ~ ( ~ ( edge @ SY169 )
                          | ( SV10
                           != ( tail_of @ SY169 ) ) )
                    | ~ ~ ~ ( ~ ( ~ ~ ( ( SV24
                                       != ( head_of @ SY169 ) )
                                      | ( SV38
                                       != ( path_cons @ SY169 @ empty ) ) )
                                | ~ ! [SY170: $i] :
                                      ~ ~ ( ~ ( path @ ( head_of @ SY169 ) @ SV24 @ SY170 )
                                          | ( SV38
                                           != ( path_cons @ SY169 @ SY170 ) ) ) )
                            | ~ ( ~ ~ ! [SY171: $i] :
                                        ~ ~ ( ~ ( path @ ( head_of @ SY169 ) @ SV24 @ SY171 )
                                            | ( SV38
                                             != ( path_cons @ SY169 @ SY171 ) ) )
                                | ~ ( ( SV24
                                     != ( head_of @ SY169 ) )
                                    | ( SV38
                                     != ( path_cons @ SY169 @ empty ) ) ) ) ) ) )
        = $true )
      | ( ( path @ SV10 @ SV24 @ SV38 )
        = $false ) ),
    inference(extcnf_not_neg,[status(thm)],[197]) ).

thf(215,plain,
    ! [SV25: $i,SV11: $i] :
      ( ( ( ~ ~ ( ~ ~ ( ~ ( edge @ SV11 )
                      | ~ ( edge @ SV25 ) )
                | ~ ( ( SV11 != SV25 ) ) )
          | ( ( head_of @ SV11 )
           != ( tail_of @ SV25 ) ) )
        = $false )
      | ( ( sequential @ SV11 @ SV25 )
        = $false ) ),
    inference(extcnf_not_pos,[status(thm)],[198]) ).

thf(216,plain,
    ! [SV25: $i,SV11: $i] :
      ( ( ( ~ ~ ( ~ ~ ( ~ ( edge @ SV11 )
                      | ~ ( edge @ SV25 ) )
                | ~ ( ( SV11 != SV25 ) ) )
          | ( ( head_of @ SV11 )
           != ( tail_of @ SV25 ) ) )
        = $true )
      | ( ( sequential @ SV11 @ SV25 )
        = $true ) ),
    inference(extcnf_not_neg,[status(thm)],[199]) ).

thf(217,plain,
    ! [SV12: $i,SV39: $i,SV26: $i] :
      ( ( ( path @ SV26 @ SV39 @ SV12 )
        = $false )
      | ( ( ~ ! [SY99: $i,SY100: $i] :
                ( ~ ~ ( ~ ~ ( ~ ( on_path @ SY99 @ SV12 )
                            | ~ ( on_path @ SY100 @ SV12 ) )
                      | ~ ( sequential @ SY99 @ SY100 ) )
                | ~ ! [SX5: $i] :
                      ~ ( triangle @ SY99 @ SY100 @ SX5 ) ) )
        = $true )
      | ( ( ( number_of_in @ sequential_pairs @ SV12 )
          = ( number_of_in @ triangles @ SV12 ) )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[200]) ).

thf(218,plain,
    ( ( ~ ~ ( ~ ~ ( ~ ( on_path @ sK4_SY143 @ sK1_SX0 )
                  | ~ ( on_path @ sK5_SY197 @ sK1_SX0 ) )
            | ~ ( sequential @ sK4_SY143 @ sK5_SY197 ) ) )
    = $false ),
    inference(extcnf_or_neg,[status(thm)],[201]) ).

thf(219,plain,
    ( ( ~ ! [SY204: $i] :
            ~ ( triangle @ sK4_SY143 @ sK5_SY197 @ SY204 ) )
    = $false ),
    inference(extcnf_or_neg,[status(thm)],[201]) ).

thf(220,plain,
    ! [SV47: $i,SV41: $i,SV48: $i,SV28: $i,SV14: $i] :
      ( ( ( ~ ( shortest_path @ SV14 @ SV28 @ SV48 )
          | ~ ( precedes @ SV41 @ SV47 @ SV48 ) )
        = $true )
      | ( ( ~ ( ~ ~ ~ ! [SY195: $i] :
                        ~ ~ ( ( ( tail_of @ SY195 )
                             != ( tail_of @ SV41 ) )
                            | ( ( head_of @ SY195 )
                             != ( head_of @ SV47 ) ) )
              | ~ ~ ( precedes @ SV47 @ SV41 @ SV48 ) ) )
        = $true ) ),
    inference(extcnf_not_neg,[status(thm)],[202]) ).

thf(221,plain,
    ! [SV42: $i,SV29: $i,SV15: $i,SV51: $i,SV49: $i] :
      ( ( ( precedes @ SV49 @ SV51 @ SV15 )
        = $true )
      | ( ( ~ ~ ( ~ ~ ( ~ ( on_path @ SV49 @ SV15 )
                      | ~ ( on_path @ SV51 @ SV15 ) )
                | ~ ( ( sequential @ SV49 @ SV51 )
                    | ~ ! [SY205: $i] :
                          ~ ~ ( ~ ( sequential @ SV49 @ SY205 )
                              | ~ ( precedes @ SY205 @ SV51 @ SV15 ) ) ) ) )
        = $true )
      | ( ( path @ SV29 @ SV42 @ SV15 )
        = $false ) ),
    inference(extcnf_or_pos,[status(thm)],[203]) ).

thf(222,plain,
    ! [SV43: $i,SV30: $i,SV16: $i,SV52: $i,SV50: $i] :
      ( ( ( ~ ( precedes @ SV50 @ SV52 @ SV16 ) )
        = $true )
      | ( ( ~ ( ~ ~ ( ~ ( on_path @ SV50 @ SV16 )
                    | ~ ( on_path @ SV52 @ SV16 ) )
              | ~ ~ ~ ( ~ ( ~ ( sequential @ SV50 @ SV52 )
                          | ~ ! [SY206: $i] :
                                ~ ~ ( ~ ( sequential @ SV50 @ SY206 )
                                    | ~ ( precedes @ SY206 @ SV52 @ SV16 ) ) )
                      | ~ ( ~ ~ ! [SY207: $i] :
                                  ~ ~ ( ~ ( sequential @ SV50 @ SY207 )
                                      | ~ ( precedes @ SY207 @ SV52 @ SV16 ) )
                          | ( sequential @ SV50 @ SV52 ) ) ) ) )
        = $true )
      | ( ( path @ SV30 @ SV43 @ SV16 )
        = $false ) ),
    inference(extcnf_or_pos,[status(thm)],[204]) ).

thf(223,plain,
    ! [SV44: $i,SV31: $i] :
      ( ( ( ~ ( ~ ( vertex @ SV31 )
              | ~ ( vertex @ SV44 ) ) )
        = $false )
      | ( ( ~ ( ( SV31 != SV44 ) ) )
        = $true )
      | ( ( ~ ! [SY189: $i] :
                ~ ~ ( ~ ( edge @ SY189 )
                    | ~ ~ ~ ( ~ ( ~ ~ ( ( SV31
                                       != ( head_of @ SY189 ) )
                                      | ( SV44
                                       != ( tail_of @ SY189 ) ) )
                                | ~ ( ( SV44
                                     != ( head_of @ SY189 ) )
                                    | ( SV31
                                     != ( tail_of @ SY189 ) ) ) )
                            | ~ ( ~ ~ ( ( SV44
                                       != ( head_of @ SY189 ) )
                                      | ( SV31
                                       != ( tail_of @ SY189 ) ) )
                                | ~ ( ( SV31
                                     != ( head_of @ SY189 ) )
                                    | ( SV44
                                     != ( tail_of @ SY189 ) ) ) ) ) ) )
        = $true )
      | ( complete = $false ) ),
    inference(extcnf_not_pos,[status(thm)],[205]) ).

thf(224,plain,
    ! [SV32: $i,SV18: $i,SV2: $i] :
      ( ( ( ~ ~ ( ~ ( path @ SV2 @ SV18 @ SV32 )
                | ~ ( ( SV2 != SV18 ) ) )
          | ~ ! [SY162: $i] :
                ( ~ ( path @ SV2 @ SV18 @ SY162 )
                | ( less_or_equal @ ( length_of @ SV32 ) @ ( length_of @ SY162 ) ) ) )
        = $false )
      | ( ( shortest_path @ SV2 @ SV18 @ SV32 )
        = $false ) ),
    inference(extcnf_not_pos,[status(thm)],[206]) ).

thf(225,plain,
    ! [SV32: $i,SV18: $i,SV2: $i] :
      ( ( ( ~ ~ ( ~ ( path @ SV2 @ SV18 @ SV32 )
                | ~ ( ( SV2 != SV18 ) ) )
          | ~ ! [SY163: $i] :
                ( ~ ( path @ SV2 @ SV18 @ SY163 )
                | ( less_or_equal @ ( length_of @ SV32 ) @ ( length_of @ SY163 ) ) ) )
        = $true )
      | ( ( shortest_path @ SV2 @ SV18 @ SV32 )
        = $true ) ),
    inference(extcnf_not_neg,[status(thm)],[207]) ).

thf(226,plain,
    ! [SV45: $i,SV33: $i,SV19: $i,SV3: $i] :
      ( ( ( path @ SV3 @ SV19 @ SV33 )
        = $false )
      | ( ( ~ ( on_path @ SV45 @ SV33 ) )
        = $true )
      | ( ( ~ ( ~ ~ ( ~ ( edge @ SV45 )
                    | ~ ( in_path @ ( head_of @ SV45 ) @ SV33 ) )
              | ~ ( in_path @ ( tail_of @ SV45 ) @ SV33 ) ) )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[208]) ).

thf(227,plain,
    ! [SV34: $i,SV20: $i,SV6: $i] :
      ( ( ( ~ ( vertex @ SV6 )
          | ~ ( vertex @ SV20 ) )
        = $true )
      | ( ( ~ ~ ! [SY165: $i] :
                  ~ ~ ( ~ ~ ( ~ ( edge @ SY165 )
                            | ( SV6
                             != ( tail_of @ SY165 ) ) )
                      | ~ ( ~ ( ( SV20
                               != ( head_of @ SY165 ) )
                              | ( SV34
                               != ( path_cons @ SY165 @ empty ) ) )
                          | ~ ! [SY166: $i] :
                                ~ ~ ( ~ ( path @ ( head_of @ SY165 ) @ SV20 @ SY166 )
                                    | ( SV34
                                     != ( path_cons @ SY165 @ SY166 ) ) ) ) ) )
        = $true )
      | ( ( path @ SV6 @ SV20 @ SV34 )
        = $true ) ),
    inference(extcnf_not_neg,[status(thm)],[209]) ).

thf(228,plain,
    ! [SV46: $i,SV35: $i,SV21: $i,SV7: $i] :
      ( ( ( path @ SV7 @ SV21 @ SV35 )
        = $false )
      | ( ( ~ ( in_path @ SV46 @ SV35 ) )
        = $true )
      | ( ( ~ ( ~ ( vertex @ SV46 )
              | ~ ~ ! [SY190: $i] :
                      ~ ~ ( ~ ( on_path @ SY190 @ SV35 )
                          | ~ ( ( SV46
                                = ( head_of @ SY190 ) )
                              | ( SV46
                                = ( tail_of @ SY190 ) ) ) ) ) )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[210]) ).

thf(229,plain,
    ! [SV36: $i,SV22: $i,SV8: $i] :
      ( ( ( ~ ~ ( ~ ~ ( ~ ~ ( ~ ~ ( ~ ( edge @ SV8 )
                                  | ~ ( edge @ SV22 ) )
                            | ~ ( edge @ SV36 ) )
                      | ~ ( sequential @ SV8 @ SV22 ) )
                | ~ ( sequential @ SV22 @ SV36 ) )
          | ~ ( sequential @ SV36 @ SV8 ) )
        = $false )
      | ( ( triangle @ SV8 @ SV22 @ SV36 )
        = $false ) ),
    inference(extcnf_not_pos,[status(thm)],[211]) ).

thf(230,plain,
    ! [SV36: $i,SV22: $i,SV8: $i] :
      ( ( ( ~ ~ ( ~ ~ ( ~ ~ ( ~ ~ ( ~ ( edge @ SV8 )
                                  | ~ ( edge @ SV22 ) )
                            | ~ ( edge @ SV36 ) )
                      | ~ ( sequential @ SV8 @ SV22 ) )
                | ~ ( sequential @ SV22 @ SV36 ) )
          | ~ ( sequential @ SV36 @ SV8 ) )
        = $true )
      | ( ( triangle @ SV8 @ SV22 @ SV36 )
        = $true ) ),
    inference(extcnf_not_neg,[status(thm)],[212]) ).

thf(231,plain,
    ! [SV38: $i,SV24: $i,SV10: $i] :
      ( ( ( ~ ( vertex @ SV10 )
          | ~ ( vertex @ SV24 ) )
        = $false )
      | ( ( path @ SV10 @ SV24 @ SV38 )
        = $false ) ),
    inference(extcnf_not_pos,[status(thm)],[213]) ).

thf(232,plain,
    ! [SV38: $i,SV24: $i,SV10: $i] :
      ( ( ( ! [SY169: $i] :
              ~ ~ ( ~ ~ ( ~ ( edge @ SY169 )
                        | ( SV10
                         != ( tail_of @ SY169 ) ) )
                  | ~ ~ ~ ( ~ ( ~ ~ ( ( SV24
                                     != ( head_of @ SY169 ) )
                                    | ( SV38
                                     != ( path_cons @ SY169 @ empty ) ) )
                              | ~ ! [SY170: $i] :
                                    ~ ~ ( ~ ( path @ ( head_of @ SY169 ) @ SV24 @ SY170 )
                                        | ( SV38
                                         != ( path_cons @ SY169 @ SY170 ) ) ) )
                          | ~ ( ~ ~ ! [SY171: $i] :
                                      ~ ~ ( ~ ( path @ ( head_of @ SY169 ) @ SV24 @ SY171 )
                                          | ( SV38
                                           != ( path_cons @ SY169 @ SY171 ) ) )
                              | ~ ( ( SV24
                                   != ( head_of @ SY169 ) )
                                  | ( SV38
                                   != ( path_cons @ SY169 @ empty ) ) ) ) ) ) )
        = $false )
      | ( ( path @ SV10 @ SV24 @ SV38 )
        = $false ) ),
    inference(extcnf_not_pos,[status(thm)],[214]) ).

thf(233,plain,
    ! [SV25: $i,SV11: $i] :
      ( ( ( ~ ~ ( ~ ~ ( ~ ( edge @ SV11 )
                      | ~ ( edge @ SV25 ) )
                | ~ ( ( SV11 != SV25 ) ) ) )
        = $false )
      | ( ( sequential @ SV11 @ SV25 )
        = $false ) ),
    inference(extcnf_or_neg,[status(thm)],[215]) ).

thf(234,plain,
    ! [SV25: $i,SV11: $i] :
      ( ( ( ( head_of @ SV11 )
         != ( tail_of @ SV25 ) )
        = $false )
      | ( ( sequential @ SV11 @ SV25 )
        = $false ) ),
    inference(extcnf_or_neg,[status(thm)],[215]) ).

thf(235,plain,
    ! [SV25: $i,SV11: $i] :
      ( ( ( ~ ~ ( ~ ~ ( ~ ( edge @ SV11 )
                      | ~ ( edge @ SV25 ) )
                | ~ ( ( SV11 != SV25 ) ) ) )
        = $true )
      | ( ( ( head_of @ SV11 )
         != ( tail_of @ SV25 ) )
        = $true )
      | ( ( sequential @ SV11 @ SV25 )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[216]) ).

thf(236,plain,
    ! [SV39: $i,SV26: $i,SV12: $i] :
      ( ( ( ! [SY99: $i,SY100: $i] :
              ( ~ ~ ( ~ ~ ( ~ ( on_path @ SY99 @ SV12 )
                          | ~ ( on_path @ SY100 @ SV12 ) )
                    | ~ ( sequential @ SY99 @ SY100 ) )
              | ~ ! [SX5: $i] :
                    ~ ( triangle @ SY99 @ SY100 @ SX5 ) ) )
        = $false )
      | ( ( path @ SV26 @ SV39 @ SV12 )
        = $false )
      | ( ( ( number_of_in @ sequential_pairs @ SV12 )
          = ( number_of_in @ triangles @ SV12 ) )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[217]) ).

thf(237,plain,
    ( ( ~ ( ~ ~ ( ~ ( on_path @ sK4_SY143 @ sK1_SX0 )
                | ~ ( on_path @ sK5_SY197 @ sK1_SX0 ) )
          | ~ ( sequential @ sK4_SY143 @ sK5_SY197 ) ) )
    = $true ),
    inference(extcnf_not_neg,[status(thm)],[218]) ).

thf(238,plain,
    ( ( ! [SY204: $i] :
          ~ ( triangle @ sK4_SY143 @ sK5_SY197 @ SY204 ) )
    = $true ),
    inference(extcnf_not_neg,[status(thm)],[219]) ).

thf(239,plain,
    ! [SV47: $i,SV41: $i,SV48: $i,SV28: $i,SV14: $i] :
      ( ( ( ~ ( shortest_path @ SV14 @ SV28 @ SV48 ) )
        = $true )
      | ( ( ~ ( precedes @ SV41 @ SV47 @ SV48 ) )
        = $true )
      | ( ( ~ ( ~ ~ ~ ! [SY195: $i] :
                        ~ ~ ( ( ( tail_of @ SY195 )
                             != ( tail_of @ SV41 ) )
                            | ( ( head_of @ SY195 )
                             != ( head_of @ SV47 ) ) )
              | ~ ~ ( precedes @ SV47 @ SV41 @ SV48 ) ) )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[220]) ).

thf(240,plain,
    ! [SV42: $i,SV29: $i,SV51: $i,SV15: $i,SV49: $i] :
      ( ( ( ~ ( ~ ~ ( ~ ( on_path @ SV49 @ SV15 )
                    | ~ ( on_path @ SV51 @ SV15 ) )
              | ~ ( ( sequential @ SV49 @ SV51 )
                  | ~ ! [SY205: $i] :
                        ~ ~ ( ~ ( sequential @ SV49 @ SY205 )
                            | ~ ( precedes @ SY205 @ SV51 @ SV15 ) ) ) ) )
        = $false )
      | ( ( precedes @ SV49 @ SV51 @ SV15 )
        = $true )
      | ( ( path @ SV29 @ SV42 @ SV15 )
        = $false ) ),
    inference(extcnf_not_pos,[status(thm)],[221]) ).

thf(241,plain,
    ! [SV43: $i,SV30: $i,SV16: $i,SV52: $i,SV50: $i] :
      ( ( ( precedes @ SV50 @ SV52 @ SV16 )
        = $false )
      | ( ( ~ ( ~ ~ ( ~ ( on_path @ SV50 @ SV16 )
                    | ~ ( on_path @ SV52 @ SV16 ) )
              | ~ ~ ~ ( ~ ( ~ ( sequential @ SV50 @ SV52 )
                          | ~ ! [SY206: $i] :
                                ~ ~ ( ~ ( sequential @ SV50 @ SY206 )
                                    | ~ ( precedes @ SY206 @ SV52 @ SV16 ) ) )
                      | ~ ( ~ ~ ! [SY207: $i] :
                                  ~ ~ ( ~ ( sequential @ SV50 @ SY207 )
                                      | ~ ( precedes @ SY207 @ SV52 @ SV16 ) )
                          | ( sequential @ SV50 @ SV52 ) ) ) ) )
        = $true )
      | ( ( path @ SV30 @ SV43 @ SV16 )
        = $false ) ),
    inference(extcnf_not_pos,[status(thm)],[222]) ).

thf(242,plain,
    ! [SV44: $i,SV31: $i] :
      ( ( ( ~ ( vertex @ SV31 )
          | ~ ( vertex @ SV44 ) )
        = $true )
      | ( ( ~ ( ( SV31 != SV44 ) ) )
        = $true )
      | ( ( ~ ! [SY189: $i] :
                ~ ~ ( ~ ( edge @ SY189 )
                    | ~ ~ ~ ( ~ ( ~ ~ ( ( SV31
                                       != ( head_of @ SY189 ) )
                                      | ( SV44
                                       != ( tail_of @ SY189 ) ) )
                                | ~ ( ( SV44
                                     != ( head_of @ SY189 ) )
                                    | ( SV31
                                     != ( tail_of @ SY189 ) ) ) )
                            | ~ ( ~ ~ ( ( SV44
                                       != ( head_of @ SY189 ) )
                                      | ( SV31
                                       != ( tail_of @ SY189 ) ) )
                                | ~ ( ( SV31
                                     != ( head_of @ SY189 ) )
                                    | ( SV44
                                     != ( tail_of @ SY189 ) ) ) ) ) ) )
        = $true )
      | ( complete = $false ) ),
    inference(extcnf_not_neg,[status(thm)],[223]) ).

thf(243,plain,
    ! [SV32: $i,SV18: $i,SV2: $i] :
      ( ( ( ~ ~ ( ~ ( path @ SV2 @ SV18 @ SV32 )
                | ~ ( ( SV2 != SV18 ) ) ) )
        = $false )
      | ( ( shortest_path @ SV2 @ SV18 @ SV32 )
        = $false ) ),
    inference(extcnf_or_neg,[status(thm)],[224]) ).

thf(244,plain,
    ! [SV32: $i,SV18: $i,SV2: $i] :
      ( ( ( ~ ! [SY162: $i] :
                ( ~ ( path @ SV2 @ SV18 @ SY162 )
                | ( less_or_equal @ ( length_of @ SV32 ) @ ( length_of @ SY162 ) ) ) )
        = $false )
      | ( ( shortest_path @ SV2 @ SV18 @ SV32 )
        = $false ) ),
    inference(extcnf_or_neg,[status(thm)],[224]) ).

thf(245,plain,
    ! [SV32: $i,SV18: $i,SV2: $i] :
      ( ( ( ~ ~ ( ~ ( path @ SV2 @ SV18 @ SV32 )
                | ~ ( ( SV2 != SV18 ) ) ) )
        = $true )
      | ( ( ~ ! [SY163: $i] :
                ( ~ ( path @ SV2 @ SV18 @ SY163 )
                | ( less_or_equal @ ( length_of @ SV32 ) @ ( length_of @ SY163 ) ) ) )
        = $true )
      | ( ( shortest_path @ SV2 @ SV18 @ SV32 )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[225]) ).

thf(246,plain,
    ! [SV19: $i,SV3: $i,SV33: $i,SV45: $i] :
      ( ( ( on_path @ SV45 @ SV33 )
        = $false )
      | ( ( path @ SV3 @ SV19 @ SV33 )
        = $false )
      | ( ( ~ ( ~ ~ ( ~ ( edge @ SV45 )
                    | ~ ( in_path @ ( head_of @ SV45 ) @ SV33 ) )
              | ~ ( in_path @ ( tail_of @ SV45 ) @ SV33 ) ) )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[226]) ).

thf(247,plain,
    ! [SV34: $i,SV20: $i,SV6: $i] :
      ( ( ( ~ ( vertex @ SV6 ) )
        = $true )
      | ( ( ~ ( vertex @ SV20 ) )
        = $true )
      | ( ( ~ ~ ! [SY165: $i] :
                  ~ ~ ( ~ ~ ( ~ ( edge @ SY165 )
                            | ( SV6
                             != ( tail_of @ SY165 ) ) )
                      | ~ ( ~ ( ( SV20
                               != ( head_of @ SY165 ) )
                              | ( SV34
                               != ( path_cons @ SY165 @ empty ) ) )
                          | ~ ! [SY166: $i] :
                                ~ ~ ( ~ ( path @ ( head_of @ SY165 ) @ SV20 @ SY166 )
                                    | ( SV34
                                     != ( path_cons @ SY165 @ SY166 ) ) ) ) ) )
        = $true )
      | ( ( path @ SV6 @ SV20 @ SV34 )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[227]) ).

thf(248,plain,
    ! [SV21: $i,SV7: $i,SV35: $i,SV46: $i] :
      ( ( ( in_path @ SV46 @ SV35 )
        = $false )
      | ( ( path @ SV7 @ SV21 @ SV35 )
        = $false )
      | ( ( ~ ( ~ ( vertex @ SV46 )
              | ~ ~ ! [SY190: $i] :
                      ~ ~ ( ~ ( on_path @ SY190 @ SV35 )
                          | ~ ( ( SV46
                                = ( head_of @ SY190 ) )
                              | ( SV46
                                = ( tail_of @ SY190 ) ) ) ) ) )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[228]) ).

thf(249,plain,
    ! [SV36: $i,SV22: $i,SV8: $i] :
      ( ( ( ~ ~ ( ~ ~ ( ~ ~ ( ~ ~ ( ~ ( edge @ SV8 )
                                  | ~ ( edge @ SV22 ) )
                            | ~ ( edge @ SV36 ) )
                      | ~ ( sequential @ SV8 @ SV22 ) )
                | ~ ( sequential @ SV22 @ SV36 ) ) )
        = $false )
      | ( ( triangle @ SV8 @ SV22 @ SV36 )
        = $false ) ),
    inference(extcnf_or_neg,[status(thm)],[229]) ).

thf(250,plain,
    ! [SV22: $i,SV8: $i,SV36: $i] :
      ( ( ( ~ ( sequential @ SV36 @ SV8 ) )
        = $false )
      | ( ( triangle @ SV8 @ SV22 @ SV36 )
        = $false ) ),
    inference(extcnf_or_neg,[status(thm)],[229]) ).

thf(251,plain,
    ! [SV36: $i,SV22: $i,SV8: $i] :
      ( ( ( ~ ~ ( ~ ~ ( ~ ~ ( ~ ~ ( ~ ( edge @ SV8 )
                                  | ~ ( edge @ SV22 ) )
                            | ~ ( edge @ SV36 ) )
                      | ~ ( sequential @ SV8 @ SV22 ) )
                | ~ ( sequential @ SV22 @ SV36 ) ) )
        = $true )
      | ( ( ~ ( sequential @ SV36 @ SV8 ) )
        = $true )
      | ( ( triangle @ SV8 @ SV22 @ SV36 )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[230]) ).

thf(252,plain,
    ! [SV38: $i,SV24: $i,SV10: $i] :
      ( ( ( ~ ( vertex @ SV10 ) )
        = $false )
      | ( ( path @ SV10 @ SV24 @ SV38 )
        = $false ) ),
    inference(extcnf_or_neg,[status(thm)],[231]) ).

thf(253,plain,
    ! [SV38: $i,SV10: $i,SV24: $i] :
      ( ( ( ~ ( vertex @ SV24 ) )
        = $false )
      | ( ( path @ SV10 @ SV24 @ SV38 )
        = $false ) ),
    inference(extcnf_or_neg,[status(thm)],[231]) ).

thf(254,plain,
    ! [SV10: $i,SV24: $i,SV38: $i] :
      ( ( ( ~ ~ ( ~ ~ ( ~ ( edge @ ( sK6_SY169 @ SV38 @ SV24 @ SV10 ) )
                      | ( SV10
                       != ( tail_of @ ( sK6_SY169 @ SV38 @ SV24 @ SV10 ) ) ) )
                | ~ ~ ~ ( ~ ( ~ ~ ( ( SV24
                                   != ( head_of @ ( sK6_SY169 @ SV38 @ SV24 @ SV10 ) ) )
                                  | ( SV38
                                   != ( path_cons @ ( sK6_SY169 @ SV38 @ SV24 @ SV10 ) @ empty ) ) )
                            | ~ ! [SY208: $i] :
                                  ~ ~ ( ~ ( path @ ( head_of @ ( sK6_SY169 @ SV38 @ SV24 @ SV10 ) ) @ SV24 @ SY208 )
                                      | ( SV38
                                       != ( path_cons @ ( sK6_SY169 @ SV38 @ SV24 @ SV10 ) @ SY208 ) ) ) )
                        | ~ ( ~ ~ ! [SY209: $i] :
                                    ~ ~ ( ~ ( path @ ( head_of @ ( sK6_SY169 @ SV38 @ SV24 @ SV10 ) ) @ SV24 @ SY209 )
                                        | ( SV38
                                         != ( path_cons @ ( sK6_SY169 @ SV38 @ SV24 @ SV10 ) @ SY209 ) ) )
                            | ~ ( ( SV24
                                 != ( head_of @ ( sK6_SY169 @ SV38 @ SV24 @ SV10 ) ) )
                                | ( SV38
                                 != ( path_cons @ ( sK6_SY169 @ SV38 @ SV24 @ SV10 ) @ empty ) ) ) ) ) ) )
        = $false )
      | ( ( path @ SV10 @ SV24 @ SV38 )
        = $false ) ),
    inference(extcnf_forall_neg,[status(esa)],[232]) ).

thf(255,plain,
    ! [SV25: $i,SV11: $i] :
      ( ( ( ~ ( ~ ~ ( ~ ( edge @ SV11 )
                    | ~ ( edge @ SV25 ) )
              | ~ ( ( SV11 != SV25 ) ) ) )
        = $true )
      | ( ( sequential @ SV11 @ SV25 )
        = $false ) ),
    inference(extcnf_not_neg,[status(thm)],[233]) ).

thf(256,plain,
    ! [SV25: $i,SV11: $i] :
      ( ( ( ( head_of @ SV11 )
          = ( tail_of @ SV25 ) )
        = $true )
      | ( ( sequential @ SV11 @ SV25 )
        = $false ) ),
    inference(extcnf_not_neg,[status(thm)],[234]) ).

thf(257,plain,
    ! [SV25: $i,SV11: $i] :
      ( ( ( ~ ( ~ ~ ( ~ ( edge @ SV11 )
                    | ~ ( edge @ SV25 ) )
              | ~ ( ( SV11 != SV25 ) ) ) )
        = $false )
      | ( ( ( head_of @ SV11 )
         != ( tail_of @ SV25 ) )
        = $true )
      | ( ( sequential @ SV11 @ SV25 )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[235]) ).

thf(258,plain,
    ! [SV12: $i,SV26: $i,SV39: $i] :
      ( ( ( ! [SY210: $i] :
              ( ~ ~ ( ~ ~ ( ~ ( on_path @ ( sK7_SY99 @ SV39 @ SV26 @ SV12 ) @ SV12 )
                          | ~ ( on_path @ SY210 @ SV12 ) )
                    | ~ ( sequential @ ( sK7_SY99 @ SV39 @ SV26 @ SV12 ) @ SY210 ) )
              | ~ ! [SY211: $i] :
                    ~ ( triangle @ ( sK7_SY99 @ SV39 @ SV26 @ SV12 ) @ SY210 @ SY211 ) ) )
        = $false )
      | ( ( path @ SV26 @ SV39 @ SV12 )
        = $false )
      | ( ( ( number_of_in @ sequential_pairs @ SV12 )
          = ( number_of_in @ triangles @ SV12 ) )
        = $true ) ),
    inference(extcnf_forall_neg,[status(esa)],[236]) ).

thf(259,plain,
    ( ( ~ ~ ( ~ ( on_path @ sK4_SY143 @ sK1_SX0 )
            | ~ ( on_path @ sK5_SY197 @ sK1_SX0 ) )
      | ~ ( sequential @ sK4_SY143 @ sK5_SY197 ) )
    = $false ),
    inference(extcnf_not_pos,[status(thm)],[237]) ).

thf(260,plain,
    ! [SV53: $i] :
      ( ( ~ ( triangle @ sK4_SY143 @ sK5_SY197 @ SV53 ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[238]) ).

thf(261,plain,
    ! [SV47: $i,SV41: $i,SV48: $i,SV28: $i,SV14: $i] :
      ( ( ( shortest_path @ SV14 @ SV28 @ SV48 )
        = $false )
      | ( ( ~ ( precedes @ SV41 @ SV47 @ SV48 ) )
        = $true )
      | ( ( ~ ( ~ ~ ~ ! [SY195: $i] :
                        ~ ~ ( ( ( tail_of @ SY195 )
                             != ( tail_of @ SV41 ) )
                            | ( ( head_of @ SY195 )
                             != ( head_of @ SV47 ) ) )
              | ~ ~ ( precedes @ SV47 @ SV41 @ SV48 ) ) )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[239]) ).

thf(262,plain,
    ! [SV42: $i,SV29: $i,SV51: $i,SV15: $i,SV49: $i] :
      ( ( ( ~ ~ ( ~ ( on_path @ SV49 @ SV15 )
                | ~ ( on_path @ SV51 @ SV15 ) )
          | ~ ( ( sequential @ SV49 @ SV51 )
              | ~ ! [SY205: $i] :
                    ~ ~ ( ~ ( sequential @ SV49 @ SY205 )
                        | ~ ( precedes @ SY205 @ SV51 @ SV15 ) ) ) )
        = $true )
      | ( ( precedes @ SV49 @ SV51 @ SV15 )
        = $true )
      | ( ( path @ SV29 @ SV42 @ SV15 )
        = $false ) ),
    inference(extcnf_not_neg,[status(thm)],[240]) ).

thf(263,plain,
    ! [SV43: $i,SV30: $i,SV52: $i,SV16: $i,SV50: $i] :
      ( ( ( ~ ~ ( ~ ( on_path @ SV50 @ SV16 )
                | ~ ( on_path @ SV52 @ SV16 ) )
          | ~ ~ ~ ( ~ ( ~ ( sequential @ SV50 @ SV52 )
                      | ~ ! [SY206: $i] :
                            ~ ~ ( ~ ( sequential @ SV50 @ SY206 )
                                | ~ ( precedes @ SY206 @ SV52 @ SV16 ) ) )
                  | ~ ( ~ ~ ! [SY207: $i] :
                              ~ ~ ( ~ ( sequential @ SV50 @ SY207 )
                                  | ~ ( precedes @ SY207 @ SV52 @ SV16 ) )
                      | ( sequential @ SV50 @ SV52 ) ) ) )
        = $false )
      | ( ( precedes @ SV50 @ SV52 @ SV16 )
        = $false )
      | ( ( path @ SV30 @ SV43 @ SV16 )
        = $false ) ),
    inference(extcnf_not_pos,[status(thm)],[241]) ).

thf(264,plain,
    ! [SV44: $i,SV31: $i] :
      ( ( ( ~ ( vertex @ SV31 ) )
        = $true )
      | ( ( ~ ( vertex @ SV44 ) )
        = $true )
      | ( ( ~ ( ( SV31 != SV44 ) ) )
        = $true )
      | ( ( ~ ! [SY189: $i] :
                ~ ~ ( ~ ( edge @ SY189 )
                    | ~ ~ ~ ( ~ ( ~ ~ ( ( SV31
                                       != ( head_of @ SY189 ) )
                                      | ( SV44
                                       != ( tail_of @ SY189 ) ) )
                                | ~ ( ( SV44
                                     != ( head_of @ SY189 ) )
                                    | ( SV31
                                     != ( tail_of @ SY189 ) ) ) )
                            | ~ ( ~ ~ ( ( SV44
                                       != ( head_of @ SY189 ) )
                                      | ( SV31
                                       != ( tail_of @ SY189 ) ) )
                                | ~ ( ( SV31
                                     != ( head_of @ SY189 ) )
                                    | ( SV44
                                     != ( tail_of @ SY189 ) ) ) ) ) ) )
        = $true )
      | ( complete = $false ) ),
    inference(extcnf_or_pos,[status(thm)],[242]) ).

thf(265,plain,
    ! [SV32: $i,SV18: $i,SV2: $i] :
      ( ( ( ~ ( ~ ( path @ SV2 @ SV18 @ SV32 )
              | ~ ( ( SV2 != SV18 ) ) ) )
        = $true )
      | ( ( shortest_path @ SV2 @ SV18 @ SV32 )
        = $false ) ),
    inference(extcnf_not_neg,[status(thm)],[243]) ).

thf(266,plain,
    ! [SV32: $i,SV18: $i,SV2: $i] :
      ( ( ( ! [SY162: $i] :
              ( ~ ( path @ SV2 @ SV18 @ SY162 )
              | ( less_or_equal @ ( length_of @ SV32 ) @ ( length_of @ SY162 ) ) ) )
        = $true )
      | ( ( shortest_path @ SV2 @ SV18 @ SV32 )
        = $false ) ),
    inference(extcnf_not_neg,[status(thm)],[244]) ).

thf(267,plain,
    ! [SV32: $i,SV18: $i,SV2: $i] :
      ( ( ( ~ ( ~ ( path @ SV2 @ SV18 @ SV32 )
              | ~ ( ( SV2 != SV18 ) ) ) )
        = $false )
      | ( ( ~ ! [SY163: $i] :
                ( ~ ( path @ SV2 @ SV18 @ SY163 )
                | ( less_or_equal @ ( length_of @ SV32 ) @ ( length_of @ SY163 ) ) ) )
        = $true )
      | ( ( shortest_path @ SV2 @ SV18 @ SV32 )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[245]) ).

thf(268,plain,
    ! [SV19: $i,SV3: $i,SV33: $i,SV45: $i] :
      ( ( ( ~ ~ ( ~ ( edge @ SV45 )
                | ~ ( in_path @ ( head_of @ SV45 ) @ SV33 ) )
          | ~ ( in_path @ ( tail_of @ SV45 ) @ SV33 ) )
        = $false )
      | ( ( path @ SV3 @ SV19 @ SV33 )
        = $false )
      | ( ( on_path @ SV45 @ SV33 )
        = $false ) ),
    inference(extcnf_not_pos,[status(thm)],[246]) ).

thf(269,plain,
    ! [SV34: $i,SV20: $i,SV6: $i] :
      ( ( ( vertex @ SV6 )
        = $false )
      | ( ( ~ ( vertex @ SV20 ) )
        = $true )
      | ( ( ~ ~ ! [SY165: $i] :
                  ~ ~ ( ~ ~ ( ~ ( edge @ SY165 )
                            | ( SV6
                             != ( tail_of @ SY165 ) ) )
                      | ~ ( ~ ( ( SV20
                               != ( head_of @ SY165 ) )
                              | ( SV34
                               != ( path_cons @ SY165 @ empty ) ) )
                          | ~ ! [SY166: $i] :
                                ~ ~ ( ~ ( path @ ( head_of @ SY165 ) @ SV20 @ SY166 )
                                    | ( SV34
                                     != ( path_cons @ SY165 @ SY166 ) ) ) ) ) )
        = $true )
      | ( ( path @ SV6 @ SV20 @ SV34 )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[247]) ).

thf(270,plain,
    ! [SV21: $i,SV7: $i,SV35: $i,SV46: $i] :
      ( ( ( ~ ( vertex @ SV46 )
          | ~ ~ ! [SY190: $i] :
                  ~ ~ ( ~ ( on_path @ SY190 @ SV35 )
                      | ~ ( ( SV46
                            = ( head_of @ SY190 ) )
                          | ( SV46
                            = ( tail_of @ SY190 ) ) ) ) )
        = $false )
      | ( ( path @ SV7 @ SV21 @ SV35 )
        = $false )
      | ( ( in_path @ SV46 @ SV35 )
        = $false ) ),
    inference(extcnf_not_pos,[status(thm)],[248]) ).

thf(271,plain,
    ! [SV36: $i,SV22: $i,SV8: $i] :
      ( ( ( ~ ( ~ ~ ( ~ ~ ( ~ ~ ( ~ ( edge @ SV8 )
                                | ~ ( edge @ SV22 ) )
                          | ~ ( edge @ SV36 ) )
                    | ~ ( sequential @ SV8 @ SV22 ) )
              | ~ ( sequential @ SV22 @ SV36 ) ) )
        = $true )
      | ( ( triangle @ SV8 @ SV22 @ SV36 )
        = $false ) ),
    inference(extcnf_not_neg,[status(thm)],[249]) ).

thf(272,plain,
    ! [SV22: $i,SV8: $i,SV36: $i] :
      ( ( ( sequential @ SV36 @ SV8 )
        = $true )
      | ( ( triangle @ SV8 @ SV22 @ SV36 )
        = $false ) ),
    inference(extcnf_not_neg,[status(thm)],[250]) ).

thf(273,plain,
    ! [SV36: $i,SV22: $i,SV8: $i] :
      ( ( ( ~ ( ~ ~ ( ~ ~ ( ~ ~ ( ~ ( edge @ SV8 )
                                | ~ ( edge @ SV22 ) )
                          | ~ ( edge @ SV36 ) )
                    | ~ ( sequential @ SV8 @ SV22 ) )
              | ~ ( sequential @ SV22 @ SV36 ) ) )
        = $false )
      | ( ( ~ ( sequential @ SV36 @ SV8 ) )
        = $true )
      | ( ( triangle @ SV8 @ SV22 @ SV36 )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[251]) ).

thf(274,plain,
    ! [SV38: $i,SV24: $i,SV10: $i] :
      ( ( ( vertex @ SV10 )
        = $true )
      | ( ( path @ SV10 @ SV24 @ SV38 )
        = $false ) ),
    inference(extcnf_not_neg,[status(thm)],[252]) ).

thf(275,plain,
    ! [SV38: $i,SV10: $i,SV24: $i] :
      ( ( ( vertex @ SV24 )
        = $true )
      | ( ( path @ SV10 @ SV24 @ SV38 )
        = $false ) ),
    inference(extcnf_not_neg,[status(thm)],[253]) ).

thf(276,plain,
    ! [SV10: $i,SV24: $i,SV38: $i] :
      ( ( ( ~ ( ~ ~ ( ~ ( edge @ ( sK6_SY169 @ SV38 @ SV24 @ SV10 ) )
                    | ( SV10
                     != ( tail_of @ ( sK6_SY169 @ SV38 @ SV24 @ SV10 ) ) ) )
              | ~ ~ ~ ( ~ ( ~ ~ ( ( SV24
                                 != ( head_of @ ( sK6_SY169 @ SV38 @ SV24 @ SV10 ) ) )
                                | ( SV38
                                 != ( path_cons @ ( sK6_SY169 @ SV38 @ SV24 @ SV10 ) @ empty ) ) )
                          | ~ ! [SY208: $i] :
                                ~ ~ ( ~ ( path @ ( head_of @ ( sK6_SY169 @ SV38 @ SV24 @ SV10 ) ) @ SV24 @ SY208 )
                                    | ( SV38
                                     != ( path_cons @ ( sK6_SY169 @ SV38 @ SV24 @ SV10 ) @ SY208 ) ) ) )
                      | ~ ( ~ ~ ! [SY209: $i] :
                                  ~ ~ ( ~ ( path @ ( head_of @ ( sK6_SY169 @ SV38 @ SV24 @ SV10 ) ) @ SV24 @ SY209 )
                                      | ( SV38
                                       != ( path_cons @ ( sK6_SY169 @ SV38 @ SV24 @ SV10 ) @ SY209 ) ) )
                          | ~ ( ( SV24
                               != ( head_of @ ( sK6_SY169 @ SV38 @ SV24 @ SV10 ) ) )
                              | ( SV38
                               != ( path_cons @ ( sK6_SY169 @ SV38 @ SV24 @ SV10 ) @ empty ) ) ) ) ) ) )
        = $true )
      | ( ( path @ SV10 @ SV24 @ SV38 )
        = $false ) ),
    inference(extcnf_not_neg,[status(thm)],[254]) ).

thf(277,plain,
    ! [SV25: $i,SV11: $i] :
      ( ( ( ~ ~ ( ~ ( edge @ SV11 )
                | ~ ( edge @ SV25 ) )
          | ~ ( ( SV11 != SV25 ) ) )
        = $false )
      | ( ( sequential @ SV11 @ SV25 )
        = $false ) ),
    inference(extcnf_not_pos,[status(thm)],[255]) ).

thf(278,plain,
    ! [SV25: $i,SV11: $i] :
      ( ( ( ~ ~ ( ~ ( edge @ SV11 )
                | ~ ( edge @ SV25 ) )
          | ~ ( ( SV11 != SV25 ) ) )
        = $true )
      | ( ( ( head_of @ SV11 )
         != ( tail_of @ SV25 ) )
        = $true )
      | ( ( sequential @ SV11 @ SV25 )
        = $true ) ),
    inference(extcnf_not_neg,[status(thm)],[257]) ).

thf(279,plain,
    ! [SV12: $i,SV26: $i,SV39: $i] :
      ( ( ( ~ ~ ( ~ ~ ( ~ ( on_path @ ( sK7_SY99 @ SV39 @ SV26 @ SV12 ) @ SV12 )
                      | ~ ( on_path @ ( sK8_SY210 @ SV12 @ SV26 @ SV39 ) @ SV12 ) )
                | ~ ( sequential @ ( sK7_SY99 @ SV39 @ SV26 @ SV12 ) @ ( sK8_SY210 @ SV12 @ SV26 @ SV39 ) ) )
          | ~ ! [SY212: $i] :
                ~ ( triangle @ ( sK7_SY99 @ SV39 @ SV26 @ SV12 ) @ ( sK8_SY210 @ SV12 @ SV26 @ SV39 ) @ SY212 ) )
        = $false )
      | ( ( path @ SV26 @ SV39 @ SV12 )
        = $false )
      | ( ( ( number_of_in @ sequential_pairs @ SV12 )
          = ( number_of_in @ triangles @ SV12 ) )
        = $true ) ),
    inference(extcnf_forall_neg,[status(esa)],[258]) ).

thf(280,plain,
    ( ( ~ ~ ( ~ ( on_path @ sK4_SY143 @ sK1_SX0 )
            | ~ ( on_path @ sK5_SY197 @ sK1_SX0 ) ) )
    = $false ),
    inference(extcnf_or_neg,[status(thm)],[259]) ).

thf(281,plain,
    ( ( ~ ( sequential @ sK4_SY143 @ sK5_SY197 ) )
    = $false ),
    inference(extcnf_or_neg,[status(thm)],[259]) ).

thf(282,plain,
    ! [SV53: $i] :
      ( ( triangle @ sK4_SY143 @ sK5_SY197 @ SV53 )
      = $false ),
    inference(extcnf_not_pos,[status(thm)],[260]) ).

thf(283,plain,
    ! [SV28: $i,SV14: $i,SV48: $i,SV47: $i,SV41: $i] :
      ( ( ( precedes @ SV41 @ SV47 @ SV48 )
        = $false )
      | ( ( shortest_path @ SV14 @ SV28 @ SV48 )
        = $false )
      | ( ( ~ ( ~ ~ ~ ! [SY195: $i] :
                        ~ ~ ( ( ( tail_of @ SY195 )
                             != ( tail_of @ SV41 ) )
                            | ( ( head_of @ SY195 )
                             != ( head_of @ SV47 ) ) )
              | ~ ~ ( precedes @ SV47 @ SV41 @ SV48 ) ) )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[261]) ).

thf(284,plain,
    ! [SV42: $i,SV29: $i,SV51: $i,SV15: $i,SV49: $i] :
      ( ( ( ~ ~ ( ~ ( on_path @ SV49 @ SV15 )
                | ~ ( on_path @ SV51 @ SV15 ) ) )
        = $true )
      | ( ( ~ ( ( sequential @ SV49 @ SV51 )
              | ~ ! [SY205: $i] :
                    ~ ~ ( ~ ( sequential @ SV49 @ SY205 )
                        | ~ ( precedes @ SY205 @ SV51 @ SV15 ) ) ) )
        = $true )
      | ( ( precedes @ SV49 @ SV51 @ SV15 )
        = $true )
      | ( ( path @ SV29 @ SV42 @ SV15 )
        = $false ) ),
    inference(extcnf_or_pos,[status(thm)],[262]) ).

thf(285,plain,
    ! [SV43: $i,SV30: $i,SV52: $i,SV16: $i,SV50: $i] :
      ( ( ( ~ ~ ( ~ ( on_path @ SV50 @ SV16 )
                | ~ ( on_path @ SV52 @ SV16 ) ) )
        = $false )
      | ( ( precedes @ SV50 @ SV52 @ SV16 )
        = $false )
      | ( ( path @ SV30 @ SV43 @ SV16 )
        = $false ) ),
    inference(extcnf_or_neg,[status(thm)],[263]) ).

thf(286,plain,
    ! [SV43: $i,SV30: $i,SV16: $i,SV52: $i,SV50: $i] :
      ( ( ( ~ ~ ~ ( ~ ( ~ ( sequential @ SV50 @ SV52 )
                      | ~ ! [SY206: $i] :
                            ~ ~ ( ~ ( sequential @ SV50 @ SY206 )
                                | ~ ( precedes @ SY206 @ SV52 @ SV16 ) ) )
                  | ~ ( ~ ~ ! [SY207: $i] :
                              ~ ~ ( ~ ( sequential @ SV50 @ SY207 )
                                  | ~ ( precedes @ SY207 @ SV52 @ SV16 ) )
                      | ( sequential @ SV50 @ SV52 ) ) ) )
        = $false )
      | ( ( precedes @ SV50 @ SV52 @ SV16 )
        = $false )
      | ( ( path @ SV30 @ SV43 @ SV16 )
        = $false ) ),
    inference(extcnf_or_neg,[status(thm)],[263]) ).

thf(287,plain,
    ! [SV44: $i,SV31: $i] :
      ( ( ( vertex @ SV31 )
        = $false )
      | ( ( ~ ( vertex @ SV44 ) )
        = $true )
      | ( ( ~ ( ( SV31 != SV44 ) ) )
        = $true )
      | ( ( ~ ! [SY189: $i] :
                ~ ~ ( ~ ( edge @ SY189 )
                    | ~ ~ ~ ( ~ ( ~ ~ ( ( SV31
                                       != ( head_of @ SY189 ) )
                                      | ( SV44
                                       != ( tail_of @ SY189 ) ) )
                                | ~ ( ( SV44
                                     != ( head_of @ SY189 ) )
                                    | ( SV31
                                     != ( tail_of @ SY189 ) ) ) )
                            | ~ ( ~ ~ ( ( SV44
                                       != ( head_of @ SY189 ) )
                                      | ( SV31
                                       != ( tail_of @ SY189 ) ) )
                                | ~ ( ( SV31
                                     != ( head_of @ SY189 ) )
                                    | ( SV44
                                     != ( tail_of @ SY189 ) ) ) ) ) ) )
        = $true )
      | ( complete = $false ) ),
    inference(extcnf_not_pos,[status(thm)],[264]) ).

thf(288,plain,
    ! [SV32: $i,SV18: $i,SV2: $i] :
      ( ( ( ~ ( path @ SV2 @ SV18 @ SV32 )
          | ~ ( ( SV2 != SV18 ) ) )
        = $false )
      | ( ( shortest_path @ SV2 @ SV18 @ SV32 )
        = $false ) ),
    inference(extcnf_not_pos,[status(thm)],[265]) ).

thf(289,plain,
    ! [SV32: $i,SV54: $i,SV18: $i,SV2: $i] :
      ( ( ( ~ ( path @ SV2 @ SV18 @ SV54 )
          | ( less_or_equal @ ( length_of @ SV32 ) @ ( length_of @ SV54 ) ) )
        = $true )
      | ( ( shortest_path @ SV2 @ SV18 @ SV32 )
        = $false ) ),
    inference(extcnf_forall_pos,[status(thm)],[266]) ).

thf(290,plain,
    ! [SV32: $i,SV18: $i,SV2: $i] :
      ( ( ( ~ ( path @ SV2 @ SV18 @ SV32 )
          | ~ ( ( SV2 != SV18 ) ) )
        = $true )
      | ( ( ~ ! [SY163: $i] :
                ( ~ ( path @ SV2 @ SV18 @ SY163 )
                | ( less_or_equal @ ( length_of @ SV32 ) @ ( length_of @ SY163 ) ) ) )
        = $true )
      | ( ( shortest_path @ SV2 @ SV18 @ SV32 )
        = $true ) ),
    inference(extcnf_not_neg,[status(thm)],[267]) ).

thf(291,plain,
    ! [SV19: $i,SV3: $i,SV33: $i,SV45: $i] :
      ( ( ( ~ ~ ( ~ ( edge @ SV45 )
                | ~ ( in_path @ ( head_of @ SV45 ) @ SV33 ) ) )
        = $false )
      | ( ( path @ SV3 @ SV19 @ SV33 )
        = $false )
      | ( ( on_path @ SV45 @ SV33 )
        = $false ) ),
    inference(extcnf_or_neg,[status(thm)],[268]) ).

thf(292,plain,
    ! [SV19: $i,SV3: $i,SV33: $i,SV45: $i] :
      ( ( ( ~ ( in_path @ ( tail_of @ SV45 ) @ SV33 ) )
        = $false )
      | ( ( path @ SV3 @ SV19 @ SV33 )
        = $false )
      | ( ( on_path @ SV45 @ SV33 )
        = $false ) ),
    inference(extcnf_or_neg,[status(thm)],[268]) ).

thf(293,plain,
    ! [SV34: $i,SV6: $i,SV20: $i] :
      ( ( ( vertex @ SV20 )
        = $false )
      | ( ( vertex @ SV6 )
        = $false )
      | ( ( ~ ~ ! [SY165: $i] :
                  ~ ~ ( ~ ~ ( ~ ( edge @ SY165 )
                            | ( SV6
                             != ( tail_of @ SY165 ) ) )
                      | ~ ( ~ ( ( SV20
                               != ( head_of @ SY165 ) )
                              | ( SV34
                               != ( path_cons @ SY165 @ empty ) ) )
                          | ~ ! [SY166: $i] :
                                ~ ~ ( ~ ( path @ ( head_of @ SY165 ) @ SV20 @ SY166 )
                                    | ( SV34
                                     != ( path_cons @ SY165 @ SY166 ) ) ) ) ) )
        = $true )
      | ( ( path @ SV6 @ SV20 @ SV34 )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[269]) ).

thf(294,plain,
    ! [SV35: $i,SV21: $i,SV7: $i,SV46: $i] :
      ( ( ( ~ ( vertex @ SV46 ) )
        = $false )
      | ( ( path @ SV7 @ SV21 @ SV35 )
        = $false )
      | ( ( in_path @ SV46 @ SV35 )
        = $false ) ),
    inference(extcnf_or_neg,[status(thm)],[270]) ).

thf(295,plain,
    ! [SV21: $i,SV7: $i,SV46: $i,SV35: $i] :
      ( ( ( ~ ~ ! [SY190: $i] :
                  ~ ~ ( ~ ( on_path @ SY190 @ SV35 )
                      | ~ ( ( SV46
                            = ( head_of @ SY190 ) )
                          | ( SV46
                            = ( tail_of @ SY190 ) ) ) ) )
        = $false )
      | ( ( path @ SV7 @ SV21 @ SV35 )
        = $false )
      | ( ( in_path @ SV46 @ SV35 )
        = $false ) ),
    inference(extcnf_or_neg,[status(thm)],[270]) ).

thf(296,plain,
    ! [SV36: $i,SV22: $i,SV8: $i] :
      ( ( ( ~ ~ ( ~ ~ ( ~ ~ ( ~ ( edge @ SV8 )
                            | ~ ( edge @ SV22 ) )
                      | ~ ( edge @ SV36 ) )
                | ~ ( sequential @ SV8 @ SV22 ) )
          | ~ ( sequential @ SV22 @ SV36 ) )
        = $false )
      | ( ( triangle @ SV8 @ SV22 @ SV36 )
        = $false ) ),
    inference(extcnf_not_pos,[status(thm)],[271]) ).

thf(297,plain,
    ! [SV36: $i,SV22: $i,SV8: $i] :
      ( ( ( ~ ~ ( ~ ~ ( ~ ~ ( ~ ( edge @ SV8 )
                            | ~ ( edge @ SV22 ) )
                      | ~ ( edge @ SV36 ) )
                | ~ ( sequential @ SV8 @ SV22 ) )
          | ~ ( sequential @ SV22 @ SV36 ) )
        = $true )
      | ( ( ~ ( sequential @ SV36 @ SV8 ) )
        = $true )
      | ( ( triangle @ SV8 @ SV22 @ SV36 )
        = $true ) ),
    inference(extcnf_not_neg,[status(thm)],[273]) ).

thf(298,plain,
    ! [SV10: $i,SV24: $i,SV38: $i] :
      ( ( ( ~ ~ ( ~ ( edge @ ( sK6_SY169 @ SV38 @ SV24 @ SV10 ) )
                | ( SV10
                 != ( tail_of @ ( sK6_SY169 @ SV38 @ SV24 @ SV10 ) ) ) )
          | ~ ~ ~ ( ~ ( ~ ~ ( ( SV24
                             != ( head_of @ ( sK6_SY169 @ SV38 @ SV24 @ SV10 ) ) )
                            | ( SV38
                             != ( path_cons @ ( sK6_SY169 @ SV38 @ SV24 @ SV10 ) @ empty ) ) )
                      | ~ ! [SY208: $i] :
                            ~ ~ ( ~ ( path @ ( head_of @ ( sK6_SY169 @ SV38 @ SV24 @ SV10 ) ) @ SV24 @ SY208 )
                                | ( SV38
                                 != ( path_cons @ ( sK6_SY169 @ SV38 @ SV24 @ SV10 ) @ SY208 ) ) ) )
                  | ~ ( ~ ~ ! [SY209: $i] :
                              ~ ~ ( ~ ( path @ ( head_of @ ( sK6_SY169 @ SV38 @ SV24 @ SV10 ) ) @ SV24 @ SY209 )
                                  | ( SV38
                                   != ( path_cons @ ( sK6_SY169 @ SV38 @ SV24 @ SV10 ) @ SY209 ) ) )
                      | ~ ( ( SV24
                           != ( head_of @ ( sK6_SY169 @ SV38 @ SV24 @ SV10 ) ) )
                          | ( SV38
                           != ( path_cons @ ( sK6_SY169 @ SV38 @ SV24 @ SV10 ) @ empty ) ) ) ) ) )
        = $false )
      | ( ( path @ SV10 @ SV24 @ SV38 )
        = $false ) ),
    inference(extcnf_not_pos,[status(thm)],[276]) ).

thf(299,plain,
    ! [SV25: $i,SV11: $i] :
      ( ( ( ~ ~ ( ~ ( edge @ SV11 )
                | ~ ( edge @ SV25 ) ) )
        = $false )
      | ( ( sequential @ SV11 @ SV25 )
        = $false ) ),
    inference(extcnf_or_neg,[status(thm)],[277]) ).

thf(300,plain,
    ! [SV25: $i,SV11: $i] :
      ( ( ( ~ ( ( SV11 != SV25 ) ) )
        = $false )
      | ( ( sequential @ SV11 @ SV25 )
        = $false ) ),
    inference(extcnf_or_neg,[status(thm)],[277]) ).

thf(301,plain,
    ! [SV25: $i,SV11: $i] :
      ( ( ( ~ ~ ( ~ ( edge @ SV11 )
                | ~ ( edge @ SV25 ) ) )
        = $true )
      | ( ( ~ ( ( SV11 != SV25 ) ) )
        = $true )
      | ( ( ( head_of @ SV11 )
         != ( tail_of @ SV25 ) )
        = $true )
      | ( ( sequential @ SV11 @ SV25 )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[278]) ).

thf(302,plain,
    ! [SV12: $i,SV26: $i,SV39: $i] :
      ( ( ( ~ ~ ( ~ ~ ( ~ ( on_path @ ( sK7_SY99 @ SV39 @ SV26 @ SV12 ) @ SV12 )
                      | ~ ( on_path @ ( sK8_SY210 @ SV12 @ SV26 @ SV39 ) @ SV12 ) )
                | ~ ( sequential @ ( sK7_SY99 @ SV39 @ SV26 @ SV12 ) @ ( sK8_SY210 @ SV12 @ SV26 @ SV39 ) ) ) )
        = $false )
      | ( ( path @ SV26 @ SV39 @ SV12 )
        = $false )
      | ( ( ( number_of_in @ sequential_pairs @ SV12 )
          = ( number_of_in @ triangles @ SV12 ) )
        = $true ) ),
    inference(extcnf_or_neg,[status(thm)],[279]) ).

thf(303,plain,
    ! [SV12: $i,SV26: $i,SV39: $i] :
      ( ( ( ~ ! [SY212: $i] :
                ~ ( triangle @ ( sK7_SY99 @ SV39 @ SV26 @ SV12 ) @ ( sK8_SY210 @ SV12 @ SV26 @ SV39 ) @ SY212 ) )
        = $false )
      | ( ( path @ SV26 @ SV39 @ SV12 )
        = $false )
      | ( ( ( number_of_in @ sequential_pairs @ SV12 )
          = ( number_of_in @ triangles @ SV12 ) )
        = $true ) ),
    inference(extcnf_or_neg,[status(thm)],[279]) ).

thf(304,plain,
    ( ( ~ ( ~ ( on_path @ sK4_SY143 @ sK1_SX0 )
          | ~ ( on_path @ sK5_SY197 @ sK1_SX0 ) ) )
    = $true ),
    inference(extcnf_not_neg,[status(thm)],[280]) ).

thf(305,plain,
    ( ( sequential @ sK4_SY143 @ sK5_SY197 )
    = $true ),
    inference(extcnf_not_neg,[status(thm)],[281]) ).

thf(306,plain,
    ! [SV28: $i,SV14: $i,SV48: $i,SV47: $i,SV41: $i] :
      ( ( ( ~ ~ ~ ! [SY195: $i] :
                    ~ ~ ( ( ( tail_of @ SY195 )
                         != ( tail_of @ SV41 ) )
                        | ( ( head_of @ SY195 )
                         != ( head_of @ SV47 ) ) )
          | ~ ~ ( precedes @ SV47 @ SV41 @ SV48 ) )
        = $false )
      | ( ( shortest_path @ SV14 @ SV28 @ SV48 )
        = $false )
      | ( ( precedes @ SV41 @ SV47 @ SV48 )
        = $false ) ),
    inference(extcnf_not_pos,[status(thm)],[283]) ).

thf(307,plain,
    ! [SV42: $i,SV29: $i,SV51: $i,SV15: $i,SV49: $i] :
      ( ( ( ~ ( ~ ( on_path @ SV49 @ SV15 )
              | ~ ( on_path @ SV51 @ SV15 ) ) )
        = $false )
      | ( ( ~ ( ( sequential @ SV49 @ SV51 )
              | ~ ! [SY205: $i] :
                    ~ ~ ( ~ ( sequential @ SV49 @ SY205 )
                        | ~ ( precedes @ SY205 @ SV51 @ SV15 ) ) ) )
        = $true )
      | ( ( precedes @ SV49 @ SV51 @ SV15 )
        = $true )
      | ( ( path @ SV29 @ SV42 @ SV15 )
        = $false ) ),
    inference(extcnf_not_pos,[status(thm)],[284]) ).

thf(308,plain,
    ! [SV43: $i,SV30: $i,SV52: $i,SV16: $i,SV50: $i] :
      ( ( ( ~ ( ~ ( on_path @ SV50 @ SV16 )
              | ~ ( on_path @ SV52 @ SV16 ) ) )
        = $true )
      | ( ( precedes @ SV50 @ SV52 @ SV16 )
        = $false )
      | ( ( path @ SV30 @ SV43 @ SV16 )
        = $false ) ),
    inference(extcnf_not_neg,[status(thm)],[285]) ).

thf(309,plain,
    ! [SV43: $i,SV30: $i,SV16: $i,SV52: $i,SV50: $i] :
      ( ( ( ~ ~ ( ~ ( ~ ( sequential @ SV50 @ SV52 )
                    | ~ ! [SY206: $i] :
                          ~ ~ ( ~ ( sequential @ SV50 @ SY206 )
                              | ~ ( precedes @ SY206 @ SV52 @ SV16 ) ) )
                | ~ ( ~ ~ ! [SY207: $i] :
                            ~ ~ ( ~ ( sequential @ SV50 @ SY207 )
                                | ~ ( precedes @ SY207 @ SV52 @ SV16 ) )
                    | ( sequential @ SV50 @ SV52 ) ) ) )
        = $true )
      | ( ( precedes @ SV50 @ SV52 @ SV16 )
        = $false )
      | ( ( path @ SV30 @ SV43 @ SV16 )
        = $false ) ),
    inference(extcnf_not_neg,[status(thm)],[286]) ).

thf(310,plain,
    ! [SV31: $i,SV44: $i] :
      ( ( ( vertex @ SV44 )
        = $false )
      | ( ( vertex @ SV31 )
        = $false )
      | ( ( ~ ( ( SV31 != SV44 ) ) )
        = $true )
      | ( ( ~ ! [SY189: $i] :
                ~ ~ ( ~ ( edge @ SY189 )
                    | ~ ~ ~ ( ~ ( ~ ~ ( ( SV31
                                       != ( head_of @ SY189 ) )
                                      | ( SV44
                                       != ( tail_of @ SY189 ) ) )
                                | ~ ( ( SV44
                                     != ( head_of @ SY189 ) )
                                    | ( SV31
                                     != ( tail_of @ SY189 ) ) ) )
                            | ~ ( ~ ~ ( ( SV44
                                       != ( head_of @ SY189 ) )
                                      | ( SV31
                                       != ( tail_of @ SY189 ) ) )
                                | ~ ( ( SV31
                                     != ( head_of @ SY189 ) )
                                    | ( SV44
                                     != ( tail_of @ SY189 ) ) ) ) ) ) )
        = $true )
      | ( complete = $false ) ),
    inference(extcnf_not_pos,[status(thm)],[287]) ).

thf(311,plain,
    ! [SV32: $i,SV18: $i,SV2: $i] :
      ( ( ( ~ ( path @ SV2 @ SV18 @ SV32 ) )
        = $false )
      | ( ( shortest_path @ SV2 @ SV18 @ SV32 )
        = $false ) ),
    inference(extcnf_or_neg,[status(thm)],[288]) ).

thf(312,plain,
    ! [SV32: $i,SV18: $i,SV2: $i] :
      ( ( ( ~ ( ( SV2 != SV18 ) ) )
        = $false )
      | ( ( shortest_path @ SV2 @ SV18 @ SV32 )
        = $false ) ),
    inference(extcnf_or_neg,[status(thm)],[288]) ).

thf(313,plain,
    ! [SV32: $i,SV54: $i,SV18: $i,SV2: $i] :
      ( ( ( ~ ( path @ SV2 @ SV18 @ SV54 ) )
        = $true )
      | ( ( less_or_equal @ ( length_of @ SV32 ) @ ( length_of @ SV54 ) )
        = $true )
      | ( ( shortest_path @ SV2 @ SV18 @ SV32 )
        = $false ) ),
    inference(extcnf_or_pos,[status(thm)],[289]) ).

thf(314,plain,
    ! [SV32: $i,SV18: $i,SV2: $i] :
      ( ( ( ~ ( path @ SV2 @ SV18 @ SV32 ) )
        = $true )
      | ( ( ~ ( ( SV2 != SV18 ) ) )
        = $true )
      | ( ( ~ ! [SY163: $i] :
                ( ~ ( path @ SV2 @ SV18 @ SY163 )
                | ( less_or_equal @ ( length_of @ SV32 ) @ ( length_of @ SY163 ) ) ) )
        = $true )
      | ( ( shortest_path @ SV2 @ SV18 @ SV32 )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[290]) ).

thf(315,plain,
    ! [SV19: $i,SV3: $i,SV33: $i,SV45: $i] :
      ( ( ( ~ ( ~ ( edge @ SV45 )
              | ~ ( in_path @ ( head_of @ SV45 ) @ SV33 ) ) )
        = $true )
      | ( ( path @ SV3 @ SV19 @ SV33 )
        = $false )
      | ( ( on_path @ SV45 @ SV33 )
        = $false ) ),
    inference(extcnf_not_neg,[status(thm)],[291]) ).

thf(316,plain,
    ! [SV19: $i,SV3: $i,SV33: $i,SV45: $i] :
      ( ( ( in_path @ ( tail_of @ SV45 ) @ SV33 )
        = $true )
      | ( ( path @ SV3 @ SV19 @ SV33 )
        = $false )
      | ( ( on_path @ SV45 @ SV33 )
        = $false ) ),
    inference(extcnf_not_neg,[status(thm)],[292]) ).

thf(317,plain,
    ! [SV34: $i,SV20: $i,SV6: $i] :
      ( ( ( ~ ! [SY165: $i] :
                ~ ~ ( ~ ~ ( ~ ( edge @ SY165 )
                          | ( SV6
                           != ( tail_of @ SY165 ) ) )
                    | ~ ( ~ ( ( SV20
                             != ( head_of @ SY165 ) )
                            | ( SV34
                             != ( path_cons @ SY165 @ empty ) ) )
                        | ~ ! [SY166: $i] :
                              ~ ~ ( ~ ( path @ ( head_of @ SY165 ) @ SV20 @ SY166 )
                                  | ( SV34
                                   != ( path_cons @ SY165 @ SY166 ) ) ) ) ) )
        = $false )
      | ( ( vertex @ SV6 )
        = $false )
      | ( ( vertex @ SV20 )
        = $false )
      | ( ( path @ SV6 @ SV20 @ SV34 )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[293]) ).

thf(318,plain,
    ! [SV35: $i,SV21: $i,SV7: $i,SV46: $i] :
      ( ( ( vertex @ SV46 )
        = $true )
      | ( ( path @ SV7 @ SV21 @ SV35 )
        = $false )
      | ( ( in_path @ SV46 @ SV35 )
        = $false ) ),
    inference(extcnf_not_neg,[status(thm)],[294]) ).

thf(319,plain,
    ! [SV21: $i,SV7: $i,SV46: $i,SV35: $i] :
      ( ( ( ~ ! [SY190: $i] :
                ~ ~ ( ~ ( on_path @ SY190 @ SV35 )
                    | ~ ( ( SV46
                          = ( head_of @ SY190 ) )
                        | ( SV46
                          = ( tail_of @ SY190 ) ) ) ) )
        = $true )
      | ( ( path @ SV7 @ SV21 @ SV35 )
        = $false )
      | ( ( in_path @ SV46 @ SV35 )
        = $false ) ),
    inference(extcnf_not_neg,[status(thm)],[295]) ).

thf(320,plain,
    ! [SV36: $i,SV22: $i,SV8: $i] :
      ( ( ( ~ ~ ( ~ ~ ( ~ ~ ( ~ ( edge @ SV8 )
                            | ~ ( edge @ SV22 ) )
                      | ~ ( edge @ SV36 ) )
                | ~ ( sequential @ SV8 @ SV22 ) ) )
        = $false )
      | ( ( triangle @ SV8 @ SV22 @ SV36 )
        = $false ) ),
    inference(extcnf_or_neg,[status(thm)],[296]) ).

thf(321,plain,
    ! [SV8: $i,SV36: $i,SV22: $i] :
      ( ( ( ~ ( sequential @ SV22 @ SV36 ) )
        = $false )
      | ( ( triangle @ SV8 @ SV22 @ SV36 )
        = $false ) ),
    inference(extcnf_or_neg,[status(thm)],[296]) ).

thf(322,plain,
    ! [SV36: $i,SV22: $i,SV8: $i] :
      ( ( ( ~ ~ ( ~ ~ ( ~ ~ ( ~ ( edge @ SV8 )
                            | ~ ( edge @ SV22 ) )
                      | ~ ( edge @ SV36 ) )
                | ~ ( sequential @ SV8 @ SV22 ) ) )
        = $true )
      | ( ( ~ ( sequential @ SV22 @ SV36 ) )
        = $true )
      | ( ( ~ ( sequential @ SV36 @ SV8 ) )
        = $true )
      | ( ( triangle @ SV8 @ SV22 @ SV36 )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[297]) ).

thf(323,plain,
    ! [SV10: $i,SV24: $i,SV38: $i] :
      ( ( ( ~ ~ ( ~ ( edge @ ( sK6_SY169 @ SV38 @ SV24 @ SV10 ) )
                | ( SV10
                 != ( tail_of @ ( sK6_SY169 @ SV38 @ SV24 @ SV10 ) ) ) ) )
        = $false )
      | ( ( path @ SV10 @ SV24 @ SV38 )
        = $false ) ),
    inference(extcnf_or_neg,[status(thm)],[298]) ).

thf(324,plain,
    ! [SV10: $i,SV38: $i,SV24: $i] :
      ( ( ( ~ ~ ~ ( ~ ( ~ ~ ( ( SV24
                             != ( head_of @ ( sK6_SY169 @ SV38 @ SV24 @ SV10 ) ) )
                            | ( SV38
                             != ( path_cons @ ( sK6_SY169 @ SV38 @ SV24 @ SV10 ) @ empty ) ) )
                      | ~ ! [SY208: $i] :
                            ~ ~ ( ~ ( path @ ( head_of @ ( sK6_SY169 @ SV38 @ SV24 @ SV10 ) ) @ SV24 @ SY208 )
                                | ( SV38
                                 != ( path_cons @ ( sK6_SY169 @ SV38 @ SV24 @ SV10 ) @ SY208 ) ) ) )
                  | ~ ( ~ ~ ! [SY209: $i] :
                              ~ ~ ( ~ ( path @ ( head_of @ ( sK6_SY169 @ SV38 @ SV24 @ SV10 ) ) @ SV24 @ SY209 )
                                  | ( SV38
                                   != ( path_cons @ ( sK6_SY169 @ SV38 @ SV24 @ SV10 ) @ SY209 ) ) )
                      | ~ ( ( SV24
                           != ( head_of @ ( sK6_SY169 @ SV38 @ SV24 @ SV10 ) ) )
                          | ( SV38
                           != ( path_cons @ ( sK6_SY169 @ SV38 @ SV24 @ SV10 ) @ empty ) ) ) ) ) )
        = $false )
      | ( ( path @ SV10 @ SV24 @ SV38 )
        = $false ) ),
    inference(extcnf_or_neg,[status(thm)],[298]) ).

thf(325,plain,
    ! [SV25: $i,SV11: $i] :
      ( ( ( ~ ( ~ ( edge @ SV11 )
              | ~ ( edge @ SV25 ) ) )
        = $true )
      | ( ( sequential @ SV11 @ SV25 )
        = $false ) ),
    inference(extcnf_not_neg,[status(thm)],[299]) ).

thf(326,plain,
    ! [SV25: $i,SV11: $i] :
      ( ( ( SV11 != SV25 )
        = $true )
      | ( ( sequential @ SV11 @ SV25 )
        = $false ) ),
    inference(extcnf_not_neg,[status(thm)],[300]) ).

thf(327,plain,
    ! [SV25: $i,SV11: $i] :
      ( ( ( ~ ( ~ ( edge @ SV11 )
              | ~ ( edge @ SV25 ) ) )
        = $false )
      | ( ( ~ ( ( SV11 != SV25 ) ) )
        = $true )
      | ( ( ( head_of @ SV11 )
         != ( tail_of @ SV25 ) )
        = $true )
      | ( ( sequential @ SV11 @ SV25 )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[301]) ).

thf(328,plain,
    ! [SV12: $i,SV26: $i,SV39: $i] :
      ( ( ( ~ ( ~ ~ ( ~ ( on_path @ ( sK7_SY99 @ SV39 @ SV26 @ SV12 ) @ SV12 )
                    | ~ ( on_path @ ( sK8_SY210 @ SV12 @ SV26 @ SV39 ) @ SV12 ) )
              | ~ ( sequential @ ( sK7_SY99 @ SV39 @ SV26 @ SV12 ) @ ( sK8_SY210 @ SV12 @ SV26 @ SV39 ) ) ) )
        = $true )
      | ( ( path @ SV26 @ SV39 @ SV12 )
        = $false )
      | ( ( ( number_of_in @ sequential_pairs @ SV12 )
          = ( number_of_in @ triangles @ SV12 ) )
        = $true ) ),
    inference(extcnf_not_neg,[status(thm)],[302]) ).

thf(329,plain,
    ! [SV12: $i,SV26: $i,SV39: $i] :
      ( ( ( ! [SY212: $i] :
              ~ ( triangle @ ( sK7_SY99 @ SV39 @ SV26 @ SV12 ) @ ( sK8_SY210 @ SV12 @ SV26 @ SV39 ) @ SY212 ) )
        = $true )
      | ( ( path @ SV26 @ SV39 @ SV12 )
        = $false )
      | ( ( ( number_of_in @ sequential_pairs @ SV12 )
          = ( number_of_in @ triangles @ SV12 ) )
        = $true ) ),
    inference(extcnf_not_neg,[status(thm)],[303]) ).

thf(330,plain,
    ( ( ~ ( on_path @ sK4_SY143 @ sK1_SX0 )
      | ~ ( on_path @ sK5_SY197 @ sK1_SX0 ) )
    = $false ),
    inference(extcnf_not_pos,[status(thm)],[304]) ).

thf(331,plain,
    ! [SV48: $i,SV28: $i,SV14: $i,SV47: $i,SV41: $i] :
      ( ( ( ~ ~ ~ ! [SY195: $i] :
                    ~ ~ ( ( ( tail_of @ SY195 )
                         != ( tail_of @ SV41 ) )
                        | ( ( head_of @ SY195 )
                         != ( head_of @ SV47 ) ) ) )
        = $false )
      | ( ( shortest_path @ SV14 @ SV28 @ SV48 )
        = $false )
      | ( ( precedes @ SV41 @ SV47 @ SV48 )
        = $false ) ),
    inference(extcnf_or_neg,[status(thm)],[306]) ).

thf(332,plain,
    ! [SV28: $i,SV14: $i,SV48: $i,SV41: $i,SV47: $i] :
      ( ( ( ~ ~ ( precedes @ SV47 @ SV41 @ SV48 ) )
        = $false )
      | ( ( shortest_path @ SV14 @ SV28 @ SV48 )
        = $false )
      | ( ( precedes @ SV41 @ SV47 @ SV48 )
        = $false ) ),
    inference(extcnf_or_neg,[status(thm)],[306]) ).

thf(333,plain,
    ! [SV42: $i,SV29: $i,SV51: $i,SV15: $i,SV49: $i] :
      ( ( ( ~ ( on_path @ SV49 @ SV15 )
          | ~ ( on_path @ SV51 @ SV15 ) )
        = $true )
      | ( ( ~ ( ( sequential @ SV49 @ SV51 )
              | ~ ! [SY205: $i] :
                    ~ ~ ( ~ ( sequential @ SV49 @ SY205 )
                        | ~ ( precedes @ SY205 @ SV51 @ SV15 ) ) ) )
        = $true )
      | ( ( precedes @ SV49 @ SV51 @ SV15 )
        = $true )
      | ( ( path @ SV29 @ SV42 @ SV15 )
        = $false ) ),
    inference(extcnf_not_neg,[status(thm)],[307]) ).

thf(334,plain,
    ! [SV43: $i,SV30: $i,SV52: $i,SV16: $i,SV50: $i] :
      ( ( ( ~ ( on_path @ SV50 @ SV16 )
          | ~ ( on_path @ SV52 @ SV16 ) )
        = $false )
      | ( ( precedes @ SV50 @ SV52 @ SV16 )
        = $false )
      | ( ( path @ SV30 @ SV43 @ SV16 )
        = $false ) ),
    inference(extcnf_not_pos,[status(thm)],[308]) ).

thf(335,plain,
    ! [SV43: $i,SV30: $i,SV16: $i,SV52: $i,SV50: $i] :
      ( ( ( ~ ( ~ ( ~ ( sequential @ SV50 @ SV52 )
                  | ~ ! [SY206: $i] :
                        ~ ~ ( ~ ( sequential @ SV50 @ SY206 )
                            | ~ ( precedes @ SY206 @ SV52 @ SV16 ) ) )
              | ~ ( ~ ~ ! [SY207: $i] :
                          ~ ~ ( ~ ( sequential @ SV50 @ SY207 )
                              | ~ ( precedes @ SY207 @ SV52 @ SV16 ) )
                  | ( sequential @ SV50 @ SV52 ) ) ) )
        = $false )
      | ( ( precedes @ SV50 @ SV52 @ SV16 )
        = $false )
      | ( ( path @ SV30 @ SV43 @ SV16 )
        = $false ) ),
    inference(extcnf_not_pos,[status(thm)],[309]) ).

thf(336,plain,
    ! [SV44: $i,SV31: $i] :
      ( ( ( SV31 != SV44 )
        = $false )
      | ( ( vertex @ SV31 )
        = $false )
      | ( ( vertex @ SV44 )
        = $false )
      | ( ( ~ ! [SY189: $i] :
                ~ ~ ( ~ ( edge @ SY189 )
                    | ~ ~ ~ ( ~ ( ~ ~ ( ( SV31
                                       != ( head_of @ SY189 ) )
                                      | ( SV44
                                       != ( tail_of @ SY189 ) ) )
                                | ~ ( ( SV44
                                     != ( head_of @ SY189 ) )
                                    | ( SV31
                                     != ( tail_of @ SY189 ) ) ) )
                            | ~ ( ~ ~ ( ( SV44
                                       != ( head_of @ SY189 ) )
                                      | ( SV31
                                       != ( tail_of @ SY189 ) ) )
                                | ~ ( ( SV31
                                     != ( head_of @ SY189 ) )
                                    | ( SV44
                                     != ( tail_of @ SY189 ) ) ) ) ) ) )
        = $true )
      | ( complete = $false ) ),
    inference(extcnf_not_pos,[status(thm)],[310]) ).

thf(337,plain,
    ! [SV32: $i,SV18: $i,SV2: $i] :
      ( ( ( path @ SV2 @ SV18 @ SV32 )
        = $true )
      | ( ( shortest_path @ SV2 @ SV18 @ SV32 )
        = $false ) ),
    inference(extcnf_not_neg,[status(thm)],[311]) ).

thf(338,plain,
    ! [SV32: $i,SV18: $i,SV2: $i] :
      ( ( ( SV2 != SV18 )
        = $true )
      | ( ( shortest_path @ SV2 @ SV18 @ SV32 )
        = $false ) ),
    inference(extcnf_not_neg,[status(thm)],[312]) ).

thf(339,plain,
    ! [SV32: $i,SV54: $i,SV18: $i,SV2: $i] :
      ( ( ( path @ SV2 @ SV18 @ SV54 )
        = $false )
      | ( ( less_or_equal @ ( length_of @ SV32 ) @ ( length_of @ SV54 ) )
        = $true )
      | ( ( shortest_path @ SV2 @ SV18 @ SV32 )
        = $false ) ),
    inference(extcnf_not_pos,[status(thm)],[313]) ).

thf(340,plain,
    ! [SV32: $i,SV18: $i,SV2: $i] :
      ( ( ( path @ SV2 @ SV18 @ SV32 )
        = $false )
      | ( ( ~ ( ( SV2 != SV18 ) ) )
        = $true )
      | ( ( ~ ! [SY163: $i] :
                ( ~ ( path @ SV2 @ SV18 @ SY163 )
                | ( less_or_equal @ ( length_of @ SV32 ) @ ( length_of @ SY163 ) ) ) )
        = $true )
      | ( ( shortest_path @ SV2 @ SV18 @ SV32 )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[314]) ).

thf(341,plain,
    ! [SV19: $i,SV3: $i,SV33: $i,SV45: $i] :
      ( ( ( ~ ( edge @ SV45 )
          | ~ ( in_path @ ( head_of @ SV45 ) @ SV33 ) )
        = $false )
      | ( ( path @ SV3 @ SV19 @ SV33 )
        = $false )
      | ( ( on_path @ SV45 @ SV33 )
        = $false ) ),
    inference(extcnf_not_pos,[status(thm)],[315]) ).

thf(342,plain,
    ! [SV34: $i,SV20: $i,SV6: $i] :
      ( ( ( ! [SY165: $i] :
              ~ ~ ( ~ ~ ( ~ ( edge @ SY165 )
                        | ( SV6
                         != ( tail_of @ SY165 ) ) )
                  | ~ ( ~ ( ( SV20
                           != ( head_of @ SY165 ) )
                          | ( SV34
                           != ( path_cons @ SY165 @ empty ) ) )
                      | ~ ! [SY166: $i] :
                            ~ ~ ( ~ ( path @ ( head_of @ SY165 ) @ SV20 @ SY166 )
                                | ( SV34
                                 != ( path_cons @ SY165 @ SY166 ) ) ) ) ) )
        = $true )
      | ( ( vertex @ SV6 )
        = $false )
      | ( ( vertex @ SV20 )
        = $false )
      | ( ( path @ SV6 @ SV20 @ SV34 )
        = $true ) ),
    inference(extcnf_not_neg,[status(thm)],[317]) ).

thf(343,plain,
    ! [SV21: $i,SV7: $i,SV46: $i,SV35: $i] :
      ( ( ( ! [SY190: $i] :
              ~ ~ ( ~ ( on_path @ SY190 @ SV35 )
                  | ~ ( ( SV46
                        = ( head_of @ SY190 ) )
                      | ( SV46
                        = ( tail_of @ SY190 ) ) ) ) )
        = $false )
      | ( ( path @ SV7 @ SV21 @ SV35 )
        = $false )
      | ( ( in_path @ SV46 @ SV35 )
        = $false ) ),
    inference(extcnf_not_pos,[status(thm)],[319]) ).

thf(344,plain,
    ! [SV36: $i,SV22: $i,SV8: $i] :
      ( ( ( ~ ( ~ ~ ( ~ ~ ( ~ ( edge @ SV8 )
                          | ~ ( edge @ SV22 ) )
                    | ~ ( edge @ SV36 ) )
              | ~ ( sequential @ SV8 @ SV22 ) ) )
        = $true )
      | ( ( triangle @ SV8 @ SV22 @ SV36 )
        = $false ) ),
    inference(extcnf_not_neg,[status(thm)],[320]) ).

thf(345,plain,
    ! [SV8: $i,SV36: $i,SV22: $i] :
      ( ( ( sequential @ SV22 @ SV36 )
        = $true )
      | ( ( triangle @ SV8 @ SV22 @ SV36 )
        = $false ) ),
    inference(extcnf_not_neg,[status(thm)],[321]) ).

thf(346,plain,
    ! [SV36: $i,SV22: $i,SV8: $i] :
      ( ( ( ~ ( ~ ~ ( ~ ~ ( ~ ( edge @ SV8 )
                          | ~ ( edge @ SV22 ) )
                    | ~ ( edge @ SV36 ) )
              | ~ ( sequential @ SV8 @ SV22 ) ) )
        = $false )
      | ( ( ~ ( sequential @ SV22 @ SV36 ) )
        = $true )
      | ( ( ~ ( sequential @ SV36 @ SV8 ) )
        = $true )
      | ( ( triangle @ SV8 @ SV22 @ SV36 )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[322]) ).

thf(347,plain,
    ! [SV10: $i,SV24: $i,SV38: $i] :
      ( ( ( ~ ( ~ ( edge @ ( sK6_SY169 @ SV38 @ SV24 @ SV10 ) )
              | ( SV10
               != ( tail_of @ ( sK6_SY169 @ SV38 @ SV24 @ SV10 ) ) ) ) )
        = $true )
      | ( ( path @ SV10 @ SV24 @ SV38 )
        = $false ) ),
    inference(extcnf_not_neg,[status(thm)],[323]) ).

thf(348,plain,
    ! [SV10: $i,SV38: $i,SV24: $i] :
      ( ( ( ~ ~ ( ~ ( ~ ~ ( ( SV24
                           != ( head_of @ ( sK6_SY169 @ SV38 @ SV24 @ SV10 ) ) )
                          | ( SV38
                           != ( path_cons @ ( sK6_SY169 @ SV38 @ SV24 @ SV10 ) @ empty ) ) )
                    | ~ ! [SY208: $i] :
                          ~ ~ ( ~ ( path @ ( head_of @ ( sK6_SY169 @ SV38 @ SV24 @ SV10 ) ) @ SV24 @ SY208 )
                              | ( SV38
                               != ( path_cons @ ( sK6_SY169 @ SV38 @ SV24 @ SV10 ) @ SY208 ) ) ) )
                | ~ ( ~ ~ ! [SY209: $i] :
                            ~ ~ ( ~ ( path @ ( head_of @ ( sK6_SY169 @ SV38 @ SV24 @ SV10 ) ) @ SV24 @ SY209 )
                                | ( SV38
                                 != ( path_cons @ ( sK6_SY169 @ SV38 @ SV24 @ SV10 ) @ SY209 ) ) )
                    | ~ ( ( SV24
                         != ( head_of @ ( sK6_SY169 @ SV38 @ SV24 @ SV10 ) ) )
                        | ( SV38
                         != ( path_cons @ ( sK6_SY169 @ SV38 @ SV24 @ SV10 ) @ empty ) ) ) ) ) )
        = $true )
      | ( ( path @ SV10 @ SV24 @ SV38 )
        = $false ) ),
    inference(extcnf_not_neg,[status(thm)],[324]) ).

thf(349,plain,
    ! [SV25: $i,SV11: $i] :
      ( ( ( ~ ( edge @ SV11 )
          | ~ ( edge @ SV25 ) )
        = $false )
      | ( ( sequential @ SV11 @ SV25 )
        = $false ) ),
    inference(extcnf_not_pos,[status(thm)],[325]) ).

thf(350,plain,
    ! [SV25: $i,SV11: $i] :
      ( ( ( SV11 = SV25 )
        = $false )
      | ( ( sequential @ SV11 @ SV25 )
        = $false ) ),
    inference(extcnf_not_pos,[status(thm)],[326]) ).

thf(351,plain,
    ! [SV25: $i,SV11: $i] :
      ( ( ( ~ ( edge @ SV11 )
          | ~ ( edge @ SV25 ) )
        = $true )
      | ( ( ~ ( ( SV11 != SV25 ) ) )
        = $true )
      | ( ( ( head_of @ SV11 )
         != ( tail_of @ SV25 ) )
        = $true )
      | ( ( sequential @ SV11 @ SV25 )
        = $true ) ),
    inference(extcnf_not_neg,[status(thm)],[327]) ).

thf(352,plain,
    ! [SV12: $i,SV26: $i,SV39: $i] :
      ( ( ( ~ ~ ( ~ ( on_path @ ( sK7_SY99 @ SV39 @ SV26 @ SV12 ) @ SV12 )
                | ~ ( on_path @ ( sK8_SY210 @ SV12 @ SV26 @ SV39 ) @ SV12 ) )
          | ~ ( sequential @ ( sK7_SY99 @ SV39 @ SV26 @ SV12 ) @ ( sK8_SY210 @ SV12 @ SV26 @ SV39 ) ) )
        = $false )
      | ( ( path @ SV26 @ SV39 @ SV12 )
        = $false )
      | ( ( ( number_of_in @ sequential_pairs @ SV12 )
          = ( number_of_in @ triangles @ SV12 ) )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[328]) ).

thf(353,plain,
    ! [SV55: $i,SV12: $i,SV26: $i,SV39: $i] :
      ( ( ( ~ ( triangle @ ( sK7_SY99 @ SV39 @ SV26 @ SV12 ) @ ( sK8_SY210 @ SV12 @ SV26 @ SV39 ) @ SV55 ) )
        = $true )
      | ( ( path @ SV26 @ SV39 @ SV12 )
        = $false )
      | ( ( ( number_of_in @ sequential_pairs @ SV12 )
          = ( number_of_in @ triangles @ SV12 ) )
        = $true ) ),
    inference(extcnf_forall_pos,[status(thm)],[329]) ).

thf(354,plain,
    ( ( ~ ( on_path @ sK4_SY143 @ sK1_SX0 ) )
    = $false ),
    inference(extcnf_or_neg,[status(thm)],[330]) ).

thf(355,plain,
    ( ( ~ ( on_path @ sK5_SY197 @ sK1_SX0 ) )
    = $false ),
    inference(extcnf_or_neg,[status(thm)],[330]) ).

thf(356,plain,
    ! [SV48: $i,SV28: $i,SV14: $i,SV47: $i,SV41: $i] :
      ( ( ( ~ ~ ! [SY195: $i] :
                  ~ ~ ( ( ( tail_of @ SY195 )
                       != ( tail_of @ SV41 ) )
                      | ( ( head_of @ SY195 )
                       != ( head_of @ SV47 ) ) ) )
        = $true )
      | ( ( shortest_path @ SV14 @ SV28 @ SV48 )
        = $false )
      | ( ( precedes @ SV41 @ SV47 @ SV48 )
        = $false ) ),
    inference(extcnf_not_neg,[status(thm)],[331]) ).

thf(357,plain,
    ! [SV28: $i,SV14: $i,SV48: $i,SV41: $i,SV47: $i] :
      ( ( ( ~ ( precedes @ SV47 @ SV41 @ SV48 ) )
        = $true )
      | ( ( shortest_path @ SV14 @ SV28 @ SV48 )
        = $false )
      | ( ( precedes @ SV41 @ SV47 @ SV48 )
        = $false ) ),
    inference(extcnf_not_neg,[status(thm)],[332]) ).

thf(358,plain,
    ! [SV42: $i,SV29: $i,SV51: $i,SV15: $i,SV49: $i] :
      ( ( ( ~ ( on_path @ SV49 @ SV15 ) )
        = $true )
      | ( ( ~ ( on_path @ SV51 @ SV15 ) )
        = $true )
      | ( ( ~ ( ( sequential @ SV49 @ SV51 )
              | ~ ! [SY205: $i] :
                    ~ ~ ( ~ ( sequential @ SV49 @ SY205 )
                        | ~ ( precedes @ SY205 @ SV51 @ SV15 ) ) ) )
        = $true )
      | ( ( precedes @ SV49 @ SV51 @ SV15 )
        = $true )
      | ( ( path @ SV29 @ SV42 @ SV15 )
        = $false ) ),
    inference(extcnf_or_pos,[status(thm)],[333]) ).

thf(359,plain,
    ! [SV43: $i,SV30: $i,SV52: $i,SV16: $i,SV50: $i] :
      ( ( ( ~ ( on_path @ SV50 @ SV16 ) )
        = $false )
      | ( ( precedes @ SV50 @ SV52 @ SV16 )
        = $false )
      | ( ( path @ SV30 @ SV43 @ SV16 )
        = $false ) ),
    inference(extcnf_or_neg,[status(thm)],[334]) ).

thf(360,plain,
    ! [SV43: $i,SV30: $i,SV50: $i,SV16: $i,SV52: $i] :
      ( ( ( ~ ( on_path @ SV52 @ SV16 ) )
        = $false )
      | ( ( precedes @ SV50 @ SV52 @ SV16 )
        = $false )
      | ( ( path @ SV30 @ SV43 @ SV16 )
        = $false ) ),
    inference(extcnf_or_neg,[status(thm)],[334]) ).

thf(361,plain,
    ! [SV43: $i,SV30: $i,SV16: $i,SV52: $i,SV50: $i] :
      ( ( ( ~ ( ~ ( sequential @ SV50 @ SV52 )
              | ~ ! [SY206: $i] :
                    ~ ~ ( ~ ( sequential @ SV50 @ SY206 )
                        | ~ ( precedes @ SY206 @ SV52 @ SV16 ) ) )
          | ~ ( ~ ~ ! [SY207: $i] :
                      ~ ~ ( ~ ( sequential @ SV50 @ SY207 )
                          | ~ ( precedes @ SY207 @ SV52 @ SV16 ) )
              | ( sequential @ SV50 @ SV52 ) ) )
        = $true )
      | ( ( precedes @ SV50 @ SV52 @ SV16 )
        = $false )
      | ( ( path @ SV30 @ SV43 @ SV16 )
        = $false ) ),
    inference(extcnf_not_neg,[status(thm)],[335]) ).

thf(362,plain,
    ! [SV44: $i,SV31: $i] :
      ( ( ( SV31 = SV44 )
        = $true )
      | ( ( vertex @ SV31 )
        = $false )
      | ( ( vertex @ SV44 )
        = $false )
      | ( ( ~ ! [SY189: $i] :
                ~ ~ ( ~ ( edge @ SY189 )
                    | ~ ~ ~ ( ~ ( ~ ~ ( ( SV31
                                       != ( head_of @ SY189 ) )
                                      | ( SV44
                                       != ( tail_of @ SY189 ) ) )
                                | ~ ( ( SV44
                                     != ( head_of @ SY189 ) )
                                    | ( SV31
                                     != ( tail_of @ SY189 ) ) ) )
                            | ~ ( ~ ~ ( ( SV44
                                       != ( head_of @ SY189 ) )
                                      | ( SV31
                                       != ( tail_of @ SY189 ) ) )
                                | ~ ( ( SV31
                                     != ( head_of @ SY189 ) )
                                    | ( SV44
                                     != ( tail_of @ SY189 ) ) ) ) ) ) )
        = $true )
      | ( complete = $false ) ),
    inference(extcnf_not_neg,[status(thm)],[336]) ).

thf(363,plain,
    ! [SV32: $i,SV18: $i,SV2: $i] :
      ( ( ( SV2 = SV18 )
        = $false )
      | ( ( shortest_path @ SV2 @ SV18 @ SV32 )
        = $false ) ),
    inference(extcnf_not_pos,[status(thm)],[338]) ).

thf(364,plain,
    ! [SV32: $i,SV18: $i,SV2: $i] :
      ( ( ( SV2 != SV18 )
        = $false )
      | ( ( path @ SV2 @ SV18 @ SV32 )
        = $false )
      | ( ( ~ ! [SY163: $i] :
                ( ~ ( path @ SV2 @ SV18 @ SY163 )
                | ( less_or_equal @ ( length_of @ SV32 ) @ ( length_of @ SY163 ) ) ) )
        = $true )
      | ( ( shortest_path @ SV2 @ SV18 @ SV32 )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[340]) ).

thf(365,plain,
    ! [SV33: $i,SV19: $i,SV3: $i,SV45: $i] :
      ( ( ( ~ ( edge @ SV45 ) )
        = $false )
      | ( ( path @ SV3 @ SV19 @ SV33 )
        = $false )
      | ( ( on_path @ SV45 @ SV33 )
        = $false ) ),
    inference(extcnf_or_neg,[status(thm)],[341]) ).

thf(366,plain,
    ! [SV19: $i,SV3: $i,SV33: $i,SV45: $i] :
      ( ( ( ~ ( in_path @ ( head_of @ SV45 ) @ SV33 ) )
        = $false )
      | ( ( path @ SV3 @ SV19 @ SV33 )
        = $false )
      | ( ( on_path @ SV45 @ SV33 )
        = $false ) ),
    inference(extcnf_or_neg,[status(thm)],[341]) ).

thf(367,plain,
    ! [SV34: $i,SV20: $i,SV6: $i,SV56: $i] :
      ( ( ( ~ ~ ( ~ ~ ( ~ ( edge @ SV56 )
                      | ( SV6
                       != ( tail_of @ SV56 ) ) )
                | ~ ( ~ ( ( SV20
                         != ( head_of @ SV56 ) )
                        | ( SV34
                         != ( path_cons @ SV56 @ empty ) ) )
                    | ~ ! [SY213: $i] :
                          ~ ~ ( ~ ( path @ ( head_of @ SV56 ) @ SV20 @ SY213 )
                              | ( SV34
                               != ( path_cons @ SV56 @ SY213 ) ) ) ) ) )
        = $true )
      | ( ( vertex @ SV6 )
        = $false )
      | ( ( vertex @ SV20 )
        = $false )
      | ( ( path @ SV6 @ SV20 @ SV34 )
        = $true ) ),
    inference(extcnf_forall_pos,[status(thm)],[342]) ).

thf(368,plain,
    ! [SV35: $i,SV46: $i,SV7: $i,SV21: $i] :
      ( ( ( ~ ~ ( ~ ( on_path @ ( sK9_SY190 @ SV21 @ SV7 @ SV46 @ SV35 ) @ SV35 )
                | ~ ( ( SV46
                      = ( head_of @ ( sK9_SY190 @ SV21 @ SV7 @ SV46 @ SV35 ) ) )
                    | ( SV46
                      = ( tail_of @ ( sK9_SY190 @ SV21 @ SV7 @ SV46 @ SV35 ) ) ) ) ) )
        = $false )
      | ( ( path @ SV7 @ SV21 @ SV35 )
        = $false )
      | ( ( in_path @ SV46 @ SV35 )
        = $false ) ),
    inference(extcnf_forall_neg,[status(esa)],[343]) ).

thf(369,plain,
    ! [SV36: $i,SV22: $i,SV8: $i] :
      ( ( ( ~ ~ ( ~ ~ ( ~ ( edge @ SV8 )
                      | ~ ( edge @ SV22 ) )
                | ~ ( edge @ SV36 ) )
          | ~ ( sequential @ SV8 @ SV22 ) )
        = $false )
      | ( ( triangle @ SV8 @ SV22 @ SV36 )
        = $false ) ),
    inference(extcnf_not_pos,[status(thm)],[344]) ).

thf(370,plain,
    ! [SV36: $i,SV22: $i,SV8: $i] :
      ( ( ( ~ ~ ( ~ ~ ( ~ ( edge @ SV8 )
                      | ~ ( edge @ SV22 ) )
                | ~ ( edge @ SV36 ) )
          | ~ ( sequential @ SV8 @ SV22 ) )
        = $true )
      | ( ( ~ ( sequential @ SV22 @ SV36 ) )
        = $true )
      | ( ( ~ ( sequential @ SV36 @ SV8 ) )
        = $true )
      | ( ( triangle @ SV8 @ SV22 @ SV36 )
        = $true ) ),
    inference(extcnf_not_neg,[status(thm)],[346]) ).

thf(371,plain,
    ! [SV10: $i,SV24: $i,SV38: $i] :
      ( ( ( ~ ( edge @ ( sK6_SY169 @ SV38 @ SV24 @ SV10 ) )
          | ( SV10
           != ( tail_of @ ( sK6_SY169 @ SV38 @ SV24 @ SV10 ) ) ) )
        = $false )
      | ( ( path @ SV10 @ SV24 @ SV38 )
        = $false ) ),
    inference(extcnf_not_pos,[status(thm)],[347]) ).

thf(372,plain,
    ! [SV10: $i,SV38: $i,SV24: $i] :
      ( ( ( ~ ( ~ ( ~ ~ ( ( SV24
                         != ( head_of @ ( sK6_SY169 @ SV38 @ SV24 @ SV10 ) ) )
                        | ( SV38
                         != ( path_cons @ ( sK6_SY169 @ SV38 @ SV24 @ SV10 ) @ empty ) ) )
                  | ~ ! [SY208: $i] :
                        ~ ~ ( ~ ( path @ ( head_of @ ( sK6_SY169 @ SV38 @ SV24 @ SV10 ) ) @ SV24 @ SY208 )
                            | ( SV38
                             != ( path_cons @ ( sK6_SY169 @ SV38 @ SV24 @ SV10 ) @ SY208 ) ) ) )
              | ~ ( ~ ~ ! [SY209: $i] :
                          ~ ~ ( ~ ( path @ ( head_of @ ( sK6_SY169 @ SV38 @ SV24 @ SV10 ) ) @ SV24 @ SY209 )
                              | ( SV38
                               != ( path_cons @ ( sK6_SY169 @ SV38 @ SV24 @ SV10 ) @ SY209 ) ) )
                  | ~ ( ( SV24
                       != ( head_of @ ( sK6_SY169 @ SV38 @ SV24 @ SV10 ) ) )
                      | ( SV38
                       != ( path_cons @ ( sK6_SY169 @ SV38 @ SV24 @ SV10 ) @ empty ) ) ) ) ) )
        = $false )
      | ( ( path @ SV10 @ SV24 @ SV38 )
        = $false ) ),
    inference(extcnf_not_pos,[status(thm)],[348]) ).

thf(373,plain,
    ! [SV25: $i,SV11: $i] :
      ( ( ( ~ ( edge @ SV11 ) )
        = $false )
      | ( ( sequential @ SV11 @ SV25 )
        = $false ) ),
    inference(extcnf_or_neg,[status(thm)],[349]) ).

thf(374,plain,
    ! [SV11: $i,SV25: $i] :
      ( ( ( ~ ( edge @ SV25 ) )
        = $false )
      | ( ( sequential @ SV11 @ SV25 )
        = $false ) ),
    inference(extcnf_or_neg,[status(thm)],[349]) ).

thf(375,plain,
    ! [SV25: $i,SV11: $i] :
      ( ( ( ~ ( edge @ SV11 ) )
        = $true )
      | ( ( ~ ( edge @ SV25 ) )
        = $true )
      | ( ( ~ ( ( SV11 != SV25 ) ) )
        = $true )
      | ( ( ( head_of @ SV11 )
         != ( tail_of @ SV25 ) )
        = $true )
      | ( ( sequential @ SV11 @ SV25 )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[351]) ).

thf(376,plain,
    ! [SV12: $i,SV26: $i,SV39: $i] :
      ( ( ( ~ ~ ( ~ ( on_path @ ( sK7_SY99 @ SV39 @ SV26 @ SV12 ) @ SV12 )
                | ~ ( on_path @ ( sK8_SY210 @ SV12 @ SV26 @ SV39 ) @ SV12 ) ) )
        = $false )
      | ( ( path @ SV26 @ SV39 @ SV12 )
        = $false )
      | ( ( ( number_of_in @ sequential_pairs @ SV12 )
          = ( number_of_in @ triangles @ SV12 ) )
        = $true ) ),
    inference(extcnf_or_neg,[status(thm)],[352]) ).

thf(377,plain,
    ! [SV12: $i,SV26: $i,SV39: $i] :
      ( ( ( ~ ( sequential @ ( sK7_SY99 @ SV39 @ SV26 @ SV12 ) @ ( sK8_SY210 @ SV12 @ SV26 @ SV39 ) ) )
        = $false )
      | ( ( path @ SV26 @ SV39 @ SV12 )
        = $false )
      | ( ( ( number_of_in @ sequential_pairs @ SV12 )
          = ( number_of_in @ triangles @ SV12 ) )
        = $true ) ),
    inference(extcnf_or_neg,[status(thm)],[352]) ).

thf(378,plain,
    ! [SV55: $i,SV12: $i,SV26: $i,SV39: $i] :
      ( ( ( triangle @ ( sK7_SY99 @ SV39 @ SV26 @ SV12 ) @ ( sK8_SY210 @ SV12 @ SV26 @ SV39 ) @ SV55 )
        = $false )
      | ( ( path @ SV26 @ SV39 @ SV12 )
        = $false )
      | ( ( ( number_of_in @ sequential_pairs @ SV12 )
          = ( number_of_in @ triangles @ SV12 ) )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[353]) ).

thf(379,plain,
    ( ( on_path @ sK4_SY143 @ sK1_SX0 )
    = $true ),
    inference(extcnf_not_neg,[status(thm)],[354]) ).

thf(380,plain,
    ( ( on_path @ sK5_SY197 @ sK1_SX0 )
    = $true ),
    inference(extcnf_not_neg,[status(thm)],[355]) ).

thf(381,plain,
    ! [SV48: $i,SV28: $i,SV14: $i,SV47: $i,SV41: $i] :
      ( ( ( ~ ! [SY195: $i] :
                ~ ~ ( ( ( tail_of @ SY195 )
                     != ( tail_of @ SV41 ) )
                    | ( ( head_of @ SY195 )
                     != ( head_of @ SV47 ) ) ) )
        = $false )
      | ( ( shortest_path @ SV14 @ SV28 @ SV48 )
        = $false )
      | ( ( precedes @ SV41 @ SV47 @ SV48 )
        = $false ) ),
    inference(extcnf_not_pos,[status(thm)],[356]) ).

thf(382,plain,
    ! [SV28: $i,SV14: $i,SV48: $i,SV41: $i,SV47: $i] :
      ( ( ( precedes @ SV47 @ SV41 @ SV48 )
        = $false )
      | ( ( shortest_path @ SV14 @ SV28 @ SV48 )
        = $false )
      | ( ( precedes @ SV41 @ SV47 @ SV48 )
        = $false ) ),
    inference(extcnf_not_pos,[status(thm)],[357]) ).

thf(383,plain,
    ! [SV42: $i,SV29: $i,SV51: $i,SV15: $i,SV49: $i] :
      ( ( ( on_path @ SV49 @ SV15 )
        = $false )
      | ( ( ~ ( on_path @ SV51 @ SV15 ) )
        = $true )
      | ( ( ~ ( ( sequential @ SV49 @ SV51 )
              | ~ ! [SY205: $i] :
                    ~ ~ ( ~ ( sequential @ SV49 @ SY205 )
                        | ~ ( precedes @ SY205 @ SV51 @ SV15 ) ) ) )
        = $true )
      | ( ( precedes @ SV49 @ SV51 @ SV15 )
        = $true )
      | ( ( path @ SV29 @ SV42 @ SV15 )
        = $false ) ),
    inference(extcnf_not_pos,[status(thm)],[358]) ).

thf(384,plain,
    ! [SV43: $i,SV30: $i,SV52: $i,SV16: $i,SV50: $i] :
      ( ( ( on_path @ SV50 @ SV16 )
        = $true )
      | ( ( precedes @ SV50 @ SV52 @ SV16 )
        = $false )
      | ( ( path @ SV30 @ SV43 @ SV16 )
        = $false ) ),
    inference(extcnf_not_neg,[status(thm)],[359]) ).

thf(385,plain,
    ! [SV43: $i,SV30: $i,SV50: $i,SV16: $i,SV52: $i] :
      ( ( ( on_path @ SV52 @ SV16 )
        = $true )
      | ( ( precedes @ SV50 @ SV52 @ SV16 )
        = $false )
      | ( ( path @ SV30 @ SV43 @ SV16 )
        = $false ) ),
    inference(extcnf_not_neg,[status(thm)],[360]) ).

thf(386,plain,
    ! [SV43: $i,SV30: $i,SV16: $i,SV52: $i,SV50: $i] :
      ( ( ( ~ ( ~ ( sequential @ SV50 @ SV52 )
              | ~ ! [SY206: $i] :
                    ~ ~ ( ~ ( sequential @ SV50 @ SY206 )
                        | ~ ( precedes @ SY206 @ SV52 @ SV16 ) ) ) )
        = $true )
      | ( ( ~ ( ~ ~ ! [SY207: $i] :
                      ~ ~ ( ~ ( sequential @ SV50 @ SY207 )
                          | ~ ( precedes @ SY207 @ SV52 @ SV16 ) )
              | ( sequential @ SV50 @ SV52 ) ) )
        = $true )
      | ( ( precedes @ SV50 @ SV52 @ SV16 )
        = $false )
      | ( ( path @ SV30 @ SV43 @ SV16 )
        = $false ) ),
    inference(extcnf_or_pos,[status(thm)],[361]) ).

thf(387,plain,
    ! [SV44: $i,SV31: $i] :
      ( ( ( ! [SY189: $i] :
              ~ ~ ( ~ ( edge @ SY189 )
                  | ~ ~ ~ ( ~ ( ~ ~ ( ( SV31
                                     != ( head_of @ SY189 ) )
                                    | ( SV44
                                     != ( tail_of @ SY189 ) ) )
                              | ~ ( ( SV44
                                   != ( head_of @ SY189 ) )
                                  | ( SV31
                                   != ( tail_of @ SY189 ) ) ) )
                          | ~ ( ~ ~ ( ( SV44
                                     != ( head_of @ SY189 ) )
                                    | ( SV31
                                     != ( tail_of @ SY189 ) ) )
                              | ~ ( ( SV31
                                   != ( head_of @ SY189 ) )
                                  | ( SV44
                                   != ( tail_of @ SY189 ) ) ) ) ) ) )
        = $false )
      | ( ( vertex @ SV44 )
        = $false )
      | ( ( vertex @ SV31 )
        = $false )
      | ( ( SV31 = SV44 )
        = $true )
      | ( complete = $false ) ),
    inference(extcnf_not_pos,[status(thm)],[362]) ).

thf(388,plain,
    ! [SV32: $i,SV18: $i,SV2: $i] :
      ( ( ( SV2 = SV18 )
        = $true )
      | ( ( path @ SV2 @ SV18 @ SV32 )
        = $false )
      | ( ( ~ ! [SY163: $i] :
                ( ~ ( path @ SV2 @ SV18 @ SY163 )
                | ( less_or_equal @ ( length_of @ SV32 ) @ ( length_of @ SY163 ) ) ) )
        = $true )
      | ( ( shortest_path @ SV2 @ SV18 @ SV32 )
        = $true ) ),
    inference(extcnf_not_neg,[status(thm)],[364]) ).

thf(389,plain,
    ! [SV33: $i,SV19: $i,SV3: $i,SV45: $i] :
      ( ( ( edge @ SV45 )
        = $true )
      | ( ( path @ SV3 @ SV19 @ SV33 )
        = $false )
      | ( ( on_path @ SV45 @ SV33 )
        = $false ) ),
    inference(extcnf_not_neg,[status(thm)],[365]) ).

thf(390,plain,
    ! [SV19: $i,SV3: $i,SV33: $i,SV45: $i] :
      ( ( ( in_path @ ( head_of @ SV45 ) @ SV33 )
        = $true )
      | ( ( path @ SV3 @ SV19 @ SV33 )
        = $false )
      | ( ( on_path @ SV45 @ SV33 )
        = $false ) ),
    inference(extcnf_not_neg,[status(thm)],[366]) ).

thf(391,plain,
    ! [SV34: $i,SV20: $i,SV6: $i,SV56: $i] :
      ( ( ( ~ ( ~ ~ ( ~ ( edge @ SV56 )
                    | ( SV6
                     != ( tail_of @ SV56 ) ) )
              | ~ ( ~ ( ( SV20
                       != ( head_of @ SV56 ) )
                      | ( SV34
                       != ( path_cons @ SV56 @ empty ) ) )
                  | ~ ! [SY213: $i] :
                        ~ ~ ( ~ ( path @ ( head_of @ SV56 ) @ SV20 @ SY213 )
                            | ( SV34
                             != ( path_cons @ SV56 @ SY213 ) ) ) ) ) )
        = $false )
      | ( ( vertex @ SV6 )
        = $false )
      | ( ( vertex @ SV20 )
        = $false )
      | ( ( path @ SV6 @ SV20 @ SV34 )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[367]) ).

thf(392,plain,
    ! [SV35: $i,SV46: $i,SV7: $i,SV21: $i] :
      ( ( ( ~ ( ~ ( on_path @ ( sK9_SY190 @ SV21 @ SV7 @ SV46 @ SV35 ) @ SV35 )
              | ~ ( ( SV46
                    = ( head_of @ ( sK9_SY190 @ SV21 @ SV7 @ SV46 @ SV35 ) ) )
                  | ( SV46
                    = ( tail_of @ ( sK9_SY190 @ SV21 @ SV7 @ SV46 @ SV35 ) ) ) ) ) )
        = $true )
      | ( ( path @ SV7 @ SV21 @ SV35 )
        = $false )
      | ( ( in_path @ SV46 @ SV35 )
        = $false ) ),
    inference(extcnf_not_neg,[status(thm)],[368]) ).

thf(393,plain,
    ! [SV36: $i,SV22: $i,SV8: $i] :
      ( ( ( ~ ~ ( ~ ~ ( ~ ( edge @ SV8 )
                      | ~ ( edge @ SV22 ) )
                | ~ ( edge @ SV36 ) ) )
        = $false )
      | ( ( triangle @ SV8 @ SV22 @ SV36 )
        = $false ) ),
    inference(extcnf_or_neg,[status(thm)],[369]) ).

thf(394,plain,
    ! [SV36: $i,SV22: $i,SV8: $i] :
      ( ( ( ~ ( sequential @ SV8 @ SV22 ) )
        = $false )
      | ( ( triangle @ SV8 @ SV22 @ SV36 )
        = $false ) ),
    inference(extcnf_or_neg,[status(thm)],[369]) ).

thf(395,plain,
    ! [SV36: $i,SV22: $i,SV8: $i] :
      ( ( ( ~ ~ ( ~ ~ ( ~ ( edge @ SV8 )
                      | ~ ( edge @ SV22 ) )
                | ~ ( edge @ SV36 ) ) )
        = $true )
      | ( ( ~ ( sequential @ SV8 @ SV22 ) )
        = $true )
      | ( ( ~ ( sequential @ SV22 @ SV36 ) )
        = $true )
      | ( ( ~ ( sequential @ SV36 @ SV8 ) )
        = $true )
      | ( ( triangle @ SV8 @ SV22 @ SV36 )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[370]) ).

thf(396,plain,
    ! [SV10: $i,SV24: $i,SV38: $i] :
      ( ( ( ~ ( edge @ ( sK6_SY169 @ SV38 @ SV24 @ SV10 ) ) )
        = $false )
      | ( ( path @ SV10 @ SV24 @ SV38 )
        = $false ) ),
    inference(extcnf_or_neg,[status(thm)],[371]) ).

thf(397,plain,
    ! [SV24: $i,SV38: $i,SV10: $i] :
      ( ( ( SV10
         != ( tail_of @ ( sK6_SY169 @ SV38 @ SV24 @ SV10 ) ) )
        = $false )
      | ( ( path @ SV10 @ SV24 @ SV38 )
        = $false ) ),
    inference(extcnf_or_neg,[status(thm)],[371]) ).

thf(398,plain,
    ! [SV10: $i,SV38: $i,SV24: $i] :
      ( ( ( ~ ( ~ ~ ( ( SV24
                     != ( head_of @ ( sK6_SY169 @ SV38 @ SV24 @ SV10 ) ) )
                    | ( SV38
                     != ( path_cons @ ( sK6_SY169 @ SV38 @ SV24 @ SV10 ) @ empty ) ) )
              | ~ ! [SY208: $i] :
                    ~ ~ ( ~ ( path @ ( head_of @ ( sK6_SY169 @ SV38 @ SV24 @ SV10 ) ) @ SV24 @ SY208 )
                        | ( SV38
                         != ( path_cons @ ( sK6_SY169 @ SV38 @ SV24 @ SV10 ) @ SY208 ) ) ) )
          | ~ ( ~ ~ ! [SY209: $i] :
                      ~ ~ ( ~ ( path @ ( head_of @ ( sK6_SY169 @ SV38 @ SV24 @ SV10 ) ) @ SV24 @ SY209 )
                          | ( SV38
                           != ( path_cons @ ( sK6_SY169 @ SV38 @ SV24 @ SV10 ) @ SY209 ) ) )
              | ~ ( ( SV24
                   != ( head_of @ ( sK6_SY169 @ SV38 @ SV24 @ SV10 ) ) )
                  | ( SV38
                   != ( path_cons @ ( sK6_SY169 @ SV38 @ SV24 @ SV10 ) @ empty ) ) ) ) )
        = $true )
      | ( ( path @ SV10 @ SV24 @ SV38 )
        = $false ) ),
    inference(extcnf_not_neg,[status(thm)],[372]) ).

thf(399,plain,
    ! [SV25: $i,SV11: $i] :
      ( ( ( edge @ SV11 )
        = $true )
      | ( ( sequential @ SV11 @ SV25 )
        = $false ) ),
    inference(extcnf_not_neg,[status(thm)],[373]) ).

thf(400,plain,
    ! [SV11: $i,SV25: $i] :
      ( ( ( edge @ SV25 )
        = $true )
      | ( ( sequential @ SV11 @ SV25 )
        = $false ) ),
    inference(extcnf_not_neg,[status(thm)],[374]) ).

thf(401,plain,
    ! [SV25: $i,SV11: $i] :
      ( ( ( edge @ SV11 )
        = $false )
      | ( ( ~ ( edge @ SV25 ) )
        = $true )
      | ( ( ~ ( ( SV11 != SV25 ) ) )
        = $true )
      | ( ( ( head_of @ SV11 )
         != ( tail_of @ SV25 ) )
        = $true )
      | ( ( sequential @ SV11 @ SV25 )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[375]) ).

thf(402,plain,
    ! [SV12: $i,SV26: $i,SV39: $i] :
      ( ( ( ~ ( ~ ( on_path @ ( sK7_SY99 @ SV39 @ SV26 @ SV12 ) @ SV12 )
              | ~ ( on_path @ ( sK8_SY210 @ SV12 @ SV26 @ SV39 ) @ SV12 ) ) )
        = $true )
      | ( ( path @ SV26 @ SV39 @ SV12 )
        = $false )
      | ( ( ( number_of_in @ sequential_pairs @ SV12 )
          = ( number_of_in @ triangles @ SV12 ) )
        = $true ) ),
    inference(extcnf_not_neg,[status(thm)],[376]) ).

thf(403,plain,
    ! [SV12: $i,SV26: $i,SV39: $i] :
      ( ( ( sequential @ ( sK7_SY99 @ SV39 @ SV26 @ SV12 ) @ ( sK8_SY210 @ SV12 @ SV26 @ SV39 ) )
        = $true )
      | ( ( path @ SV26 @ SV39 @ SV12 )
        = $false )
      | ( ( ( number_of_in @ sequential_pairs @ SV12 )
          = ( number_of_in @ triangles @ SV12 ) )
        = $true ) ),
    inference(extcnf_not_neg,[status(thm)],[377]) ).

thf(404,plain,
    ! [SV48: $i,SV28: $i,SV14: $i,SV47: $i,SV41: $i] :
      ( ( ( ! [SY195: $i] :
              ~ ~ ( ( ( tail_of @ SY195 )
                   != ( tail_of @ SV41 ) )
                  | ( ( head_of @ SY195 )
                   != ( head_of @ SV47 ) ) ) )
        = $true )
      | ( ( shortest_path @ SV14 @ SV28 @ SV48 )
        = $false )
      | ( ( precedes @ SV41 @ SV47 @ SV48 )
        = $false ) ),
    inference(extcnf_not_neg,[status(thm)],[381]) ).

thf(405,plain,
    ! [SV42: $i,SV29: $i,SV49: $i,SV15: $i,SV51: $i] :
      ( ( ( on_path @ SV51 @ SV15 )
        = $false )
      | ( ( on_path @ SV49 @ SV15 )
        = $false )
      | ( ( ~ ( ( sequential @ SV49 @ SV51 )
              | ~ ! [SY205: $i] :
                    ~ ~ ( ~ ( sequential @ SV49 @ SY205 )
                        | ~ ( precedes @ SY205 @ SV51 @ SV15 ) ) ) )
        = $true )
      | ( ( precedes @ SV49 @ SV51 @ SV15 )
        = $true )
      | ( ( path @ SV29 @ SV42 @ SV15 )
        = $false ) ),
    inference(extcnf_not_pos,[status(thm)],[383]) ).

thf(406,plain,
    ! [SV43: $i,SV30: $i,SV16: $i,SV52: $i,SV50: $i] :
      ( ( ( ~ ( sequential @ SV50 @ SV52 )
          | ~ ! [SY206: $i] :
                ~ ~ ( ~ ( sequential @ SV50 @ SY206 )
                    | ~ ( precedes @ SY206 @ SV52 @ SV16 ) ) )
        = $false )
      | ( ( ~ ( ~ ~ ! [SY207: $i] :
                      ~ ~ ( ~ ( sequential @ SV50 @ SY207 )
                          | ~ ( precedes @ SY207 @ SV52 @ SV16 ) )
              | ( sequential @ SV50 @ SV52 ) ) )
        = $true )
      | ( ( precedes @ SV50 @ SV52 @ SV16 )
        = $false )
      | ( ( path @ SV30 @ SV43 @ SV16 )
        = $false ) ),
    inference(extcnf_not_pos,[status(thm)],[386]) ).

thf(407,plain,
    ! [SV31: $i,SV44: $i] :
      ( ( ( ~ ~ ( ~ ( edge @ ( sK10_SY189 @ SV44 @ SV31 ) )
                | ~ ~ ~ ( ~ ( ~ ~ ( ( SV31
                                   != ( head_of @ ( sK10_SY189 @ SV44 @ SV31 ) ) )
                                  | ( SV44
                                   != ( tail_of @ ( sK10_SY189 @ SV44 @ SV31 ) ) ) )
                            | ~ ( ( SV44
                                 != ( head_of @ ( sK10_SY189 @ SV44 @ SV31 ) ) )
                                | ( SV31
                                 != ( tail_of @ ( sK10_SY189 @ SV44 @ SV31 ) ) ) ) )
                        | ~ ( ~ ~ ( ( SV44
                                   != ( head_of @ ( sK10_SY189 @ SV44 @ SV31 ) ) )
                                  | ( SV31
                                   != ( tail_of @ ( sK10_SY189 @ SV44 @ SV31 ) ) ) )
                            | ~ ( ( SV31
                                 != ( head_of @ ( sK10_SY189 @ SV44 @ SV31 ) ) )
                                | ( SV44
                                 != ( tail_of @ ( sK10_SY189 @ SV44 @ SV31 ) ) ) ) ) ) ) )
        = $false )
      | ( ( vertex @ SV44 )
        = $false )
      | ( ( vertex @ SV31 )
        = $false )
      | ( ( SV31 = SV44 )
        = $true )
      | ( complete = $false ) ),
    inference(extcnf_forall_neg,[status(esa)],[387]) ).

thf(408,plain,
    ! [SV32: $i,SV18: $i,SV2: $i] :
      ( ( ( ! [SY163: $i] :
              ( ~ ( path @ SV2 @ SV18 @ SY163 )
              | ( less_or_equal @ ( length_of @ SV32 ) @ ( length_of @ SY163 ) ) ) )
        = $false )
      | ( ( path @ SV2 @ SV18 @ SV32 )
        = $false )
      | ( ( SV2 = SV18 )
        = $true )
      | ( ( shortest_path @ SV2 @ SV18 @ SV32 )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[388]) ).

thf(409,plain,
    ! [SV34: $i,SV20: $i,SV6: $i,SV56: $i] :
      ( ( ( ~ ~ ( ~ ( edge @ SV56 )
                | ( SV6
                 != ( tail_of @ SV56 ) ) )
          | ~ ( ~ ( ( SV20
                   != ( head_of @ SV56 ) )
                  | ( SV34
                   != ( path_cons @ SV56 @ empty ) ) )
              | ~ ! [SY213: $i] :
                    ~ ~ ( ~ ( path @ ( head_of @ SV56 ) @ SV20 @ SY213 )
                        | ( SV34
                         != ( path_cons @ SV56 @ SY213 ) ) ) ) )
        = $true )
      | ( ( vertex @ SV6 )
        = $false )
      | ( ( vertex @ SV20 )
        = $false )
      | ( ( path @ SV6 @ SV20 @ SV34 )
        = $true ) ),
    inference(extcnf_not_neg,[status(thm)],[391]) ).

thf(410,plain,
    ! [SV35: $i,SV46: $i,SV7: $i,SV21: $i] :
      ( ( ( ~ ( on_path @ ( sK9_SY190 @ SV21 @ SV7 @ SV46 @ SV35 ) @ SV35 )
          | ~ ( ( SV46
                = ( head_of @ ( sK9_SY190 @ SV21 @ SV7 @ SV46 @ SV35 ) ) )
              | ( SV46
                = ( tail_of @ ( sK9_SY190 @ SV21 @ SV7 @ SV46 @ SV35 ) ) ) ) )
        = $false )
      | ( ( path @ SV7 @ SV21 @ SV35 )
        = $false )
      | ( ( in_path @ SV46 @ SV35 )
        = $false ) ),
    inference(extcnf_not_pos,[status(thm)],[392]) ).

thf(411,plain,
    ! [SV36: $i,SV22: $i,SV8: $i] :
      ( ( ( ~ ( ~ ~ ( ~ ( edge @ SV8 )
                    | ~ ( edge @ SV22 ) )
              | ~ ( edge @ SV36 ) ) )
        = $true )
      | ( ( triangle @ SV8 @ SV22 @ SV36 )
        = $false ) ),
    inference(extcnf_not_neg,[status(thm)],[393]) ).

thf(412,plain,
    ! [SV36: $i,SV22: $i,SV8: $i] :
      ( ( ( sequential @ SV8 @ SV22 )
        = $true )
      | ( ( triangle @ SV8 @ SV22 @ SV36 )
        = $false ) ),
    inference(extcnf_not_neg,[status(thm)],[394]) ).

thf(413,plain,
    ! [SV36: $i,SV22: $i,SV8: $i] :
      ( ( ( ~ ( ~ ~ ( ~ ( edge @ SV8 )
                    | ~ ( edge @ SV22 ) )
              | ~ ( edge @ SV36 ) ) )
        = $false )
      | ( ( ~ ( sequential @ SV8 @ SV22 ) )
        = $true )
      | ( ( ~ ( sequential @ SV22 @ SV36 ) )
        = $true )
      | ( ( ~ ( sequential @ SV36 @ SV8 ) )
        = $true )
      | ( ( triangle @ SV8 @ SV22 @ SV36 )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[395]) ).

thf(414,plain,
    ! [SV10: $i,SV24: $i,SV38: $i] :
      ( ( ( edge @ ( sK6_SY169 @ SV38 @ SV24 @ SV10 ) )
        = $true )
      | ( ( path @ SV10 @ SV24 @ SV38 )
        = $false ) ),
    inference(extcnf_not_neg,[status(thm)],[396]) ).

thf(415,plain,
    ! [SV24: $i,SV38: $i,SV10: $i] :
      ( ( ( SV10
          = ( tail_of @ ( sK6_SY169 @ SV38 @ SV24 @ SV10 ) ) )
        = $true )
      | ( ( path @ SV10 @ SV24 @ SV38 )
        = $false ) ),
    inference(extcnf_not_neg,[status(thm)],[397]) ).

thf(416,plain,
    ! [SV10: $i,SV38: $i,SV24: $i] :
      ( ( ( ~ ( ~ ~ ( ( SV24
                     != ( head_of @ ( sK6_SY169 @ SV38 @ SV24 @ SV10 ) ) )
                    | ( SV38
                     != ( path_cons @ ( sK6_SY169 @ SV38 @ SV24 @ SV10 ) @ empty ) ) )
              | ~ ! [SY208: $i] :
                    ~ ~ ( ~ ( path @ ( head_of @ ( sK6_SY169 @ SV38 @ SV24 @ SV10 ) ) @ SV24 @ SY208 )
                        | ( SV38
                         != ( path_cons @ ( sK6_SY169 @ SV38 @ SV24 @ SV10 ) @ SY208 ) ) ) ) )
        = $true )
      | ( ( ~ ( ~ ~ ! [SY209: $i] :
                      ~ ~ ( ~ ( path @ ( head_of @ ( sK6_SY169 @ SV38 @ SV24 @ SV10 ) ) @ SV24 @ SY209 )
                          | ( SV38
                           != ( path_cons @ ( sK6_SY169 @ SV38 @ SV24 @ SV10 ) @ SY209 ) ) )
              | ~ ( ( SV24
                   != ( head_of @ ( sK6_SY169 @ SV38 @ SV24 @ SV10 ) ) )
                  | ( SV38
                   != ( path_cons @ ( sK6_SY169 @ SV38 @ SV24 @ SV10 ) @ empty ) ) ) ) )
        = $true )
      | ( ( path @ SV10 @ SV24 @ SV38 )
        = $false ) ),
    inference(extcnf_or_pos,[status(thm)],[398]) ).

thf(417,plain,
    ! [SV11: $i,SV25: $i] :
      ( ( ( edge @ SV25 )
        = $false )
      | ( ( edge @ SV11 )
        = $false )
      | ( ( ~ ( ( SV11 != SV25 ) ) )
        = $true )
      | ( ( ( head_of @ SV11 )
         != ( tail_of @ SV25 ) )
        = $true )
      | ( ( sequential @ SV11 @ SV25 )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[401]) ).

thf(418,plain,
    ! [SV12: $i,SV26: $i,SV39: $i] :
      ( ( ( ~ ( on_path @ ( sK7_SY99 @ SV39 @ SV26 @ SV12 ) @ SV12 )
          | ~ ( on_path @ ( sK8_SY210 @ SV12 @ SV26 @ SV39 ) @ SV12 ) )
        = $false )
      | ( ( path @ SV26 @ SV39 @ SV12 )
        = $false )
      | ( ( ( number_of_in @ sequential_pairs @ SV12 )
          = ( number_of_in @ triangles @ SV12 ) )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[402]) ).

thf(419,plain,
    ! [SV48: $i,SV28: $i,SV14: $i,SV47: $i,SV41: $i,SV57: $i] :
      ( ( ( ~ ~ ( ( ( tail_of @ SV57 )
                 != ( tail_of @ SV41 ) )
                | ( ( head_of @ SV57 )
                 != ( head_of @ SV47 ) ) ) )
        = $true )
      | ( ( shortest_path @ SV14 @ SV28 @ SV48 )
        = $false )
      | ( ( precedes @ SV41 @ SV47 @ SV48 )
        = $false ) ),
    inference(extcnf_forall_pos,[status(thm)],[404]) ).

thf(420,plain,
    ! [SV42: $i,SV29: $i,SV15: $i,SV51: $i,SV49: $i] :
      ( ( ( ( sequential @ SV49 @ SV51 )
          | ~ ! [SY205: $i] :
                ~ ~ ( ~ ( sequential @ SV49 @ SY205 )
                    | ~ ( precedes @ SY205 @ SV51 @ SV15 ) ) )
        = $false )
      | ( ( on_path @ SV49 @ SV15 )
        = $false )
      | ( ( on_path @ SV51 @ SV15 )
        = $false )
      | ( ( precedes @ SV49 @ SV51 @ SV15 )
        = $true )
      | ( ( path @ SV29 @ SV42 @ SV15 )
        = $false ) ),
    inference(extcnf_not_pos,[status(thm)],[405]) ).

thf(421,plain,
    ! [SV43: $i,SV30: $i,SV16: $i,SV52: $i,SV50: $i] :
      ( ( ( ~ ( sequential @ SV50 @ SV52 ) )
        = $false )
      | ( ( ~ ( ~ ~ ! [SY207: $i] :
                      ~ ~ ( ~ ( sequential @ SV50 @ SY207 )
                          | ~ ( precedes @ SY207 @ SV52 @ SV16 ) )
              | ( sequential @ SV50 @ SV52 ) ) )
        = $true )
      | ( ( precedes @ SV50 @ SV52 @ SV16 )
        = $false )
      | ( ( path @ SV30 @ SV43 @ SV16 )
        = $false ) ),
    inference(extcnf_or_neg,[status(thm)],[406]) ).

thf(422,plain,
    ! [SV43: $i,SV30: $i,SV16: $i,SV52: $i,SV50: $i] :
      ( ( ( ~ ! [SY206: $i] :
                ~ ~ ( ~ ( sequential @ SV50 @ SY206 )
                    | ~ ( precedes @ SY206 @ SV52 @ SV16 ) ) )
        = $false )
      | ( ( ~ ( ~ ~ ! [SY207: $i] :
                      ~ ~ ( ~ ( sequential @ SV50 @ SY207 )
                          | ~ ( precedes @ SY207 @ SV52 @ SV16 ) )
              | ( sequential @ SV50 @ SV52 ) ) )
        = $true )
      | ( ( precedes @ SV50 @ SV52 @ SV16 )
        = $false )
      | ( ( path @ SV30 @ SV43 @ SV16 )
        = $false ) ),
    inference(extcnf_or_neg,[status(thm)],[406]) ).

thf(423,plain,
    ! [SV31: $i,SV44: $i] :
      ( ( ( ~ ( ~ ( edge @ ( sK10_SY189 @ SV44 @ SV31 ) )
              | ~ ~ ~ ( ~ ( ~ ~ ( ( SV31
                                 != ( head_of @ ( sK10_SY189 @ SV44 @ SV31 ) ) )
                                | ( SV44
                                 != ( tail_of @ ( sK10_SY189 @ SV44 @ SV31 ) ) ) )
                          | ~ ( ( SV44
                               != ( head_of @ ( sK10_SY189 @ SV44 @ SV31 ) ) )
                              | ( SV31
                               != ( tail_of @ ( sK10_SY189 @ SV44 @ SV31 ) ) ) ) )
                      | ~ ( ~ ~ ( ( SV44
                                 != ( head_of @ ( sK10_SY189 @ SV44 @ SV31 ) ) )
                                | ( SV31
                                 != ( tail_of @ ( sK10_SY189 @ SV44 @ SV31 ) ) ) )
                          | ~ ( ( SV31
                               != ( head_of @ ( sK10_SY189 @ SV44 @ SV31 ) ) )
                              | ( SV44
                               != ( tail_of @ ( sK10_SY189 @ SV44 @ SV31 ) ) ) ) ) ) ) )
        = $true )
      | ( ( vertex @ SV44 )
        = $false )
      | ( ( vertex @ SV31 )
        = $false )
      | ( ( SV31 = SV44 )
        = $true )
      | ( complete = $false ) ),
    inference(extcnf_not_neg,[status(thm)],[407]) ).

thf(424,plain,
    ! [SV32: $i,SV18: $i,SV2: $i] :
      ( ( ( ~ ( path @ SV2 @ SV18 @ ( sK11_SY163 @ SV32 @ SV18 @ SV2 ) )
          | ( less_or_equal @ ( length_of @ SV32 ) @ ( length_of @ ( sK11_SY163 @ SV32 @ SV18 @ SV2 ) ) ) )
        = $false )
      | ( ( path @ SV2 @ SV18 @ SV32 )
        = $false )
      | ( ( SV2 = SV18 )
        = $true )
      | ( ( shortest_path @ SV2 @ SV18 @ SV32 )
        = $true ) ),
    inference(extcnf_forall_neg,[status(esa)],[408]) ).

thf(425,plain,
    ! [SV34: $i,SV20: $i,SV6: $i,SV56: $i] :
      ( ( ( ~ ~ ( ~ ( edge @ SV56 )
                | ( SV6
                 != ( tail_of @ SV56 ) ) ) )
        = $true )
      | ( ( ~ ( ~ ( ( SV20
                   != ( head_of @ SV56 ) )
                  | ( SV34
                   != ( path_cons @ SV56 @ empty ) ) )
              | ~ ! [SY213: $i] :
                    ~ ~ ( ~ ( path @ ( head_of @ SV56 ) @ SV20 @ SY213 )
                        | ( SV34
                         != ( path_cons @ SV56 @ SY213 ) ) ) ) )
        = $true )
      | ( ( vertex @ SV6 )
        = $false )
      | ( ( vertex @ SV20 )
        = $false )
      | ( ( path @ SV6 @ SV20 @ SV34 )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[409]) ).

thf(426,plain,
    ! [SV35: $i,SV46: $i,SV7: $i,SV21: $i] :
      ( ( ( ~ ( on_path @ ( sK9_SY190 @ SV21 @ SV7 @ SV46 @ SV35 ) @ SV35 ) )
        = $false )
      | ( ( path @ SV7 @ SV21 @ SV35 )
        = $false )
      | ( ( in_path @ SV46 @ SV35 )
        = $false ) ),
    inference(extcnf_or_neg,[status(thm)],[410]) ).

thf(427,plain,
    ! [SV35: $i,SV7: $i,SV21: $i,SV46: $i] :
      ( ( ( ~ ( ( SV46
                = ( head_of @ ( sK9_SY190 @ SV21 @ SV7 @ SV46 @ SV35 ) ) )
              | ( SV46
                = ( tail_of @ ( sK9_SY190 @ SV21 @ SV7 @ SV46 @ SV35 ) ) ) ) )
        = $false )
      | ( ( path @ SV7 @ SV21 @ SV35 )
        = $false )
      | ( ( in_path @ SV46 @ SV35 )
        = $false ) ),
    inference(extcnf_or_neg,[status(thm)],[410]) ).

thf(428,plain,
    ! [SV36: $i,SV22: $i,SV8: $i] :
      ( ( ( ~ ~ ( ~ ( edge @ SV8 )
                | ~ ( edge @ SV22 ) )
          | ~ ( edge @ SV36 ) )
        = $false )
      | ( ( triangle @ SV8 @ SV22 @ SV36 )
        = $false ) ),
    inference(extcnf_not_pos,[status(thm)],[411]) ).

thf(429,plain,
    ! [SV36: $i,SV22: $i,SV8: $i] :
      ( ( ( ~ ~ ( ~ ( edge @ SV8 )
                | ~ ( edge @ SV22 ) )
          | ~ ( edge @ SV36 ) )
        = $true )
      | ( ( ~ ( sequential @ SV8 @ SV22 ) )
        = $true )
      | ( ( ~ ( sequential @ SV22 @ SV36 ) )
        = $true )
      | ( ( ~ ( sequential @ SV36 @ SV8 ) )
        = $true )
      | ( ( triangle @ SV8 @ SV22 @ SV36 )
        = $true ) ),
    inference(extcnf_not_neg,[status(thm)],[413]) ).

thf(430,plain,
    ! [SV10: $i,SV38: $i,SV24: $i] :
      ( ( ( ~ ~ ( ( SV24
                 != ( head_of @ ( sK6_SY169 @ SV38 @ SV24 @ SV10 ) ) )
                | ( SV38
                 != ( path_cons @ ( sK6_SY169 @ SV38 @ SV24 @ SV10 ) @ empty ) ) )
          | ~ ! [SY208: $i] :
                ~ ~ ( ~ ( path @ ( head_of @ ( sK6_SY169 @ SV38 @ SV24 @ SV10 ) ) @ SV24 @ SY208 )
                    | ( SV38
                     != ( path_cons @ ( sK6_SY169 @ SV38 @ SV24 @ SV10 ) @ SY208 ) ) ) )
        = $false )
      | ( ( ~ ( ~ ~ ! [SY209: $i] :
                      ~ ~ ( ~ ( path @ ( head_of @ ( sK6_SY169 @ SV38 @ SV24 @ SV10 ) ) @ SV24 @ SY209 )
                          | ( SV38
                           != ( path_cons @ ( sK6_SY169 @ SV38 @ SV24 @ SV10 ) @ SY209 ) ) )
              | ~ ( ( SV24
                   != ( head_of @ ( sK6_SY169 @ SV38 @ SV24 @ SV10 ) ) )
                  | ( SV38
                   != ( path_cons @ ( sK6_SY169 @ SV38 @ SV24 @ SV10 ) @ empty ) ) ) ) )
        = $true )
      | ( ( path @ SV10 @ SV24 @ SV38 )
        = $false ) ),
    inference(extcnf_not_pos,[status(thm)],[416]) ).

thf(431,plain,
    ! [SV25: $i,SV11: $i] :
      ( ( ( SV11 != SV25 )
        = $false )
      | ( ( edge @ SV11 )
        = $false )
      | ( ( edge @ SV25 )
        = $false )
      | ( ( ( head_of @ SV11 )
         != ( tail_of @ SV25 ) )
        = $true )
      | ( ( sequential @ SV11 @ SV25 )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[417]) ).

thf(432,plain,
    ! [SV12: $i,SV26: $i,SV39: $i] :
      ( ( ( ~ ( on_path @ ( sK7_SY99 @ SV39 @ SV26 @ SV12 ) @ SV12 ) )
        = $false )
      | ( ( path @ SV26 @ SV39 @ SV12 )
        = $false )
      | ( ( ( number_of_in @ sequential_pairs @ SV12 )
          = ( number_of_in @ triangles @ SV12 ) )
        = $true ) ),
    inference(extcnf_or_neg,[status(thm)],[418]) ).

thf(433,plain,
    ! [SV39: $i,SV26: $i,SV12: $i] :
      ( ( ( ~ ( on_path @ ( sK8_SY210 @ SV12 @ SV26 @ SV39 ) @ SV12 ) )
        = $false )
      | ( ( path @ SV26 @ SV39 @ SV12 )
        = $false )
      | ( ( ( number_of_in @ sequential_pairs @ SV12 )
          = ( number_of_in @ triangles @ SV12 ) )
        = $true ) ),
    inference(extcnf_or_neg,[status(thm)],[418]) ).

thf(434,plain,
    ! [SV48: $i,SV28: $i,SV14: $i,SV47: $i,SV41: $i,SV57: $i] :
      ( ( ( ~ ( ( ( tail_of @ SV57 )
               != ( tail_of @ SV41 ) )
              | ( ( head_of @ SV57 )
               != ( head_of @ SV47 ) ) ) )
        = $false )
      | ( ( shortest_path @ SV14 @ SV28 @ SV48 )
        = $false )
      | ( ( precedes @ SV41 @ SV47 @ SV48 )
        = $false ) ),
    inference(extcnf_not_pos,[status(thm)],[419]) ).

thf(435,plain,
    ! [SV42: $i,SV29: $i,SV15: $i,SV51: $i,SV49: $i] :
      ( ( ( sequential @ SV49 @ SV51 )
        = $false )
      | ( ( on_path @ SV49 @ SV15 )
        = $false )
      | ( ( on_path @ SV51 @ SV15 )
        = $false )
      | ( ( precedes @ SV49 @ SV51 @ SV15 )
        = $true )
      | ( ( path @ SV29 @ SV42 @ SV15 )
        = $false ) ),
    inference(extcnf_or_neg,[status(thm)],[420]) ).

thf(436,plain,
    ! [SV42: $i,SV29: $i,SV15: $i,SV51: $i,SV49: $i] :
      ( ( ( ~ ! [SY205: $i] :
                ~ ~ ( ~ ( sequential @ SV49 @ SY205 )
                    | ~ ( precedes @ SY205 @ SV51 @ SV15 ) ) )
        = $false )
      | ( ( on_path @ SV49 @ SV15 )
        = $false )
      | ( ( on_path @ SV51 @ SV15 )
        = $false )
      | ( ( precedes @ SV49 @ SV51 @ SV15 )
        = $true )
      | ( ( path @ SV29 @ SV42 @ SV15 )
        = $false ) ),
    inference(extcnf_or_neg,[status(thm)],[420]) ).

thf(437,plain,
    ! [SV43: $i,SV30: $i,SV16: $i,SV52: $i,SV50: $i] :
      ( ( ( sequential @ SV50 @ SV52 )
        = $true )
      | ( ( ~ ( ~ ~ ! [SY207: $i] :
                      ~ ~ ( ~ ( sequential @ SV50 @ SY207 )
                          | ~ ( precedes @ SY207 @ SV52 @ SV16 ) )
              | ( sequential @ SV50 @ SV52 ) ) )
        = $true )
      | ( ( precedes @ SV50 @ SV52 @ SV16 )
        = $false )
      | ( ( path @ SV30 @ SV43 @ SV16 )
        = $false ) ),
    inference(extcnf_not_neg,[status(thm)],[421]) ).

thf(438,plain,
    ! [SV43: $i,SV30: $i,SV16: $i,SV52: $i,SV50: $i] :
      ( ( ( ! [SY206: $i] :
              ~ ~ ( ~ ( sequential @ SV50 @ SY206 )
                  | ~ ( precedes @ SY206 @ SV52 @ SV16 ) ) )
        = $true )
      | ( ( ~ ( ~ ~ ! [SY207: $i] :
                      ~ ~ ( ~ ( sequential @ SV50 @ SY207 )
                          | ~ ( precedes @ SY207 @ SV52 @ SV16 ) )
              | ( sequential @ SV50 @ SV52 ) ) )
        = $true )
      | ( ( precedes @ SV50 @ SV52 @ SV16 )
        = $false )
      | ( ( path @ SV30 @ SV43 @ SV16 )
        = $false ) ),
    inference(extcnf_not_neg,[status(thm)],[422]) ).

thf(439,plain,
    ! [SV31: $i,SV44: $i] :
      ( ( ( ~ ( edge @ ( sK10_SY189 @ SV44 @ SV31 ) )
          | ~ ~ ~ ( ~ ( ~ ~ ( ( SV31
                             != ( head_of @ ( sK10_SY189 @ SV44 @ SV31 ) ) )
                            | ( SV44
                             != ( tail_of @ ( sK10_SY189 @ SV44 @ SV31 ) ) ) )
                      | ~ ( ( SV44
                           != ( head_of @ ( sK10_SY189 @ SV44 @ SV31 ) ) )
                          | ( SV31
                           != ( tail_of @ ( sK10_SY189 @ SV44 @ SV31 ) ) ) ) )
                  | ~ ( ~ ~ ( ( SV44
                             != ( head_of @ ( sK10_SY189 @ SV44 @ SV31 ) ) )
                            | ( SV31
                             != ( tail_of @ ( sK10_SY189 @ SV44 @ SV31 ) ) ) )
                      | ~ ( ( SV31
                           != ( head_of @ ( sK10_SY189 @ SV44 @ SV31 ) ) )
                          | ( SV44
                           != ( tail_of @ ( sK10_SY189 @ SV44 @ SV31 ) ) ) ) ) ) )
        = $false )
      | ( ( vertex @ SV44 )
        = $false )
      | ( ( vertex @ SV31 )
        = $false )
      | ( ( SV31 = SV44 )
        = $true )
      | ( complete = $false ) ),
    inference(extcnf_not_pos,[status(thm)],[423]) ).

thf(440,plain,
    ! [SV32: $i,SV18: $i,SV2: $i] :
      ( ( ( ~ ( path @ SV2 @ SV18 @ ( sK11_SY163 @ SV32 @ SV18 @ SV2 ) ) )
        = $false )
      | ( ( path @ SV2 @ SV18 @ SV32 )
        = $false )
      | ( ( SV2 = SV18 )
        = $true )
      | ( ( shortest_path @ SV2 @ SV18 @ SV32 )
        = $true ) ),
    inference(extcnf_or_neg,[status(thm)],[424]) ).

thf(441,plain,
    ! [SV2: $i,SV18: $i,SV32: $i] :
      ( ( ( less_or_equal @ ( length_of @ SV32 ) @ ( length_of @ ( sK11_SY163 @ SV32 @ SV18 @ SV2 ) ) )
        = $false )
      | ( ( path @ SV2 @ SV18 @ SV32 )
        = $false )
      | ( ( SV2 = SV18 )
        = $true )
      | ( ( shortest_path @ SV2 @ SV18 @ SV32 )
        = $true ) ),
    inference(extcnf_or_neg,[status(thm)],[424]) ).

thf(442,plain,
    ! [SV34: $i,SV20: $i,SV6: $i,SV56: $i] :
      ( ( ( ~ ( ~ ( edge @ SV56 )
              | ( SV6
               != ( tail_of @ SV56 ) ) ) )
        = $false )
      | ( ( ~ ( ~ ( ( SV20
                   != ( head_of @ SV56 ) )
                  | ( SV34
                   != ( path_cons @ SV56 @ empty ) ) )
              | ~ ! [SY213: $i] :
                    ~ ~ ( ~ ( path @ ( head_of @ SV56 ) @ SV20 @ SY213 )
                        | ( SV34
                         != ( path_cons @ SV56 @ SY213 ) ) ) ) )
        = $true )
      | ( ( vertex @ SV6 )
        = $false )
      | ( ( vertex @ SV20 )
        = $false )
      | ( ( path @ SV6 @ SV20 @ SV34 )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[425]) ).

thf(443,plain,
    ! [SV35: $i,SV46: $i,SV7: $i,SV21: $i] :
      ( ( ( on_path @ ( sK9_SY190 @ SV21 @ SV7 @ SV46 @ SV35 ) @ SV35 )
        = $true )
      | ( ( path @ SV7 @ SV21 @ SV35 )
        = $false )
      | ( ( in_path @ SV46 @ SV35 )
        = $false ) ),
    inference(extcnf_not_neg,[status(thm)],[426]) ).

thf(444,plain,
    ! [SV35: $i,SV7: $i,SV21: $i,SV46: $i] :
      ( ( ( ( SV46
            = ( head_of @ ( sK9_SY190 @ SV21 @ SV7 @ SV46 @ SV35 ) ) )
          | ( SV46
            = ( tail_of @ ( sK9_SY190 @ SV21 @ SV7 @ SV46 @ SV35 ) ) ) )
        = $true )
      | ( ( path @ SV7 @ SV21 @ SV35 )
        = $false )
      | ( ( in_path @ SV46 @ SV35 )
        = $false ) ),
    inference(extcnf_not_neg,[status(thm)],[427]) ).

thf(445,plain,
    ! [SV36: $i,SV22: $i,SV8: $i] :
      ( ( ( ~ ~ ( ~ ( edge @ SV8 )
                | ~ ( edge @ SV22 ) ) )
        = $false )
      | ( ( triangle @ SV8 @ SV22 @ SV36 )
        = $false ) ),
    inference(extcnf_or_neg,[status(thm)],[428]) ).

thf(446,plain,
    ! [SV22: $i,SV8: $i,SV36: $i] :
      ( ( ( ~ ( edge @ SV36 ) )
        = $false )
      | ( ( triangle @ SV8 @ SV22 @ SV36 )
        = $false ) ),
    inference(extcnf_or_neg,[status(thm)],[428]) ).

thf(447,plain,
    ! [SV36: $i,SV22: $i,SV8: $i] :
      ( ( ( ~ ~ ( ~ ( edge @ SV8 )
                | ~ ( edge @ SV22 ) ) )
        = $true )
      | ( ( ~ ( edge @ SV36 ) )
        = $true )
      | ( ( ~ ( sequential @ SV8 @ SV22 ) )
        = $true )
      | ( ( ~ ( sequential @ SV22 @ SV36 ) )
        = $true )
      | ( ( ~ ( sequential @ SV36 @ SV8 ) )
        = $true )
      | ( ( triangle @ SV8 @ SV22 @ SV36 )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[429]) ).

thf(448,plain,
    ! [SV10: $i,SV38: $i,SV24: $i] :
      ( ( ( ~ ~ ( ( SV24
                 != ( head_of @ ( sK6_SY169 @ SV38 @ SV24 @ SV10 ) ) )
                | ( SV38
                 != ( path_cons @ ( sK6_SY169 @ SV38 @ SV24 @ SV10 ) @ empty ) ) ) )
        = $false )
      | ( ( ~ ( ~ ~ ! [SY209: $i] :
                      ~ ~ ( ~ ( path @ ( head_of @ ( sK6_SY169 @ SV38 @ SV24 @ SV10 ) ) @ SV24 @ SY209 )
                          | ( SV38
                           != ( path_cons @ ( sK6_SY169 @ SV38 @ SV24 @ SV10 ) @ SY209 ) ) )
              | ~ ( ( SV24
                   != ( head_of @ ( sK6_SY169 @ SV38 @ SV24 @ SV10 ) ) )
                  | ( SV38
                   != ( path_cons @ ( sK6_SY169 @ SV38 @ SV24 @ SV10 ) @ empty ) ) ) ) )
        = $true )
      | ( ( path @ SV10 @ SV24 @ SV38 )
        = $false ) ),
    inference(extcnf_or_neg,[status(thm)],[430]) ).

thf(449,plain,
    ! [SV10: $i,SV24: $i,SV38: $i] :
      ( ( ( ~ ! [SY208: $i] :
                ~ ~ ( ~ ( path @ ( head_of @ ( sK6_SY169 @ SV38 @ SV24 @ SV10 ) ) @ SV24 @ SY208 )
                    | ( SV38
                     != ( path_cons @ ( sK6_SY169 @ SV38 @ SV24 @ SV10 ) @ SY208 ) ) ) )
        = $false )
      | ( ( ~ ( ~ ~ ! [SY209: $i] :
                      ~ ~ ( ~ ( path @ ( head_of @ ( sK6_SY169 @ SV38 @ SV24 @ SV10 ) ) @ SV24 @ SY209 )
                          | ( SV38
                           != ( path_cons @ ( sK6_SY169 @ SV38 @ SV24 @ SV10 ) @ SY209 ) ) )
              | ~ ( ( SV24
                   != ( head_of @ ( sK6_SY169 @ SV38 @ SV24 @ SV10 ) ) )
                  | ( SV38
                   != ( path_cons @ ( sK6_SY169 @ SV38 @ SV24 @ SV10 ) @ empty ) ) ) ) )
        = $true )
      | ( ( path @ SV10 @ SV24 @ SV38 )
        = $false ) ),
    inference(extcnf_or_neg,[status(thm)],[430]) ).

thf(450,plain,
    ! [SV25: $i,SV11: $i] :
      ( ( ( SV11 = SV25 )
        = $true )
      | ( ( edge @ SV11 )
        = $false )
      | ( ( edge @ SV25 )
        = $false )
      | ( ( ( head_of @ SV11 )
         != ( tail_of @ SV25 ) )
        = $true )
      | ( ( sequential @ SV11 @ SV25 )
        = $true ) ),
    inference(extcnf_not_neg,[status(thm)],[431]) ).

thf(451,plain,
    ! [SV12: $i,SV26: $i,SV39: $i] :
      ( ( ( on_path @ ( sK7_SY99 @ SV39 @ SV26 @ SV12 ) @ SV12 )
        = $true )
      | ( ( path @ SV26 @ SV39 @ SV12 )
        = $false )
      | ( ( ( number_of_in @ sequential_pairs @ SV12 )
          = ( number_of_in @ triangles @ SV12 ) )
        = $true ) ),
    inference(extcnf_not_neg,[status(thm)],[432]) ).

thf(452,plain,
    ! [SV39: $i,SV26: $i,SV12: $i] :
      ( ( ( on_path @ ( sK8_SY210 @ SV12 @ SV26 @ SV39 ) @ SV12 )
        = $true )
      | ( ( path @ SV26 @ SV39 @ SV12 )
        = $false )
      | ( ( ( number_of_in @ sequential_pairs @ SV12 )
          = ( number_of_in @ triangles @ SV12 ) )
        = $true ) ),
    inference(extcnf_not_neg,[status(thm)],[433]) ).

thf(453,plain,
    ! [SV48: $i,SV28: $i,SV14: $i,SV47: $i,SV41: $i,SV57: $i] :
      ( ( ( ( ( tail_of @ SV57 )
           != ( tail_of @ SV41 ) )
          | ( ( head_of @ SV57 )
           != ( head_of @ SV47 ) ) )
        = $true )
      | ( ( shortest_path @ SV14 @ SV28 @ SV48 )
        = $false )
      | ( ( precedes @ SV41 @ SV47 @ SV48 )
        = $false ) ),
    inference(extcnf_not_neg,[status(thm)],[434]) ).

thf(454,plain,
    ! [SV42: $i,SV29: $i,SV15: $i,SV51: $i,SV49: $i] :
      ( ( ( ! [SY205: $i] :
              ~ ~ ( ~ ( sequential @ SV49 @ SY205 )
                  | ~ ( precedes @ SY205 @ SV51 @ SV15 ) ) )
        = $true )
      | ( ( on_path @ SV49 @ SV15 )
        = $false )
      | ( ( on_path @ SV51 @ SV15 )
        = $false )
      | ( ( precedes @ SV49 @ SV51 @ SV15 )
        = $true )
      | ( ( path @ SV29 @ SV42 @ SV15 )
        = $false ) ),
    inference(extcnf_not_neg,[status(thm)],[436]) ).

thf(455,plain,
    ! [SV43: $i,SV30: $i,SV16: $i,SV52: $i,SV50: $i] :
      ( ( ( ~ ~ ! [SY207: $i] :
                  ~ ~ ( ~ ( sequential @ SV50 @ SY207 )
                      | ~ ( precedes @ SY207 @ SV52 @ SV16 ) )
          | ( sequential @ SV50 @ SV52 ) )
        = $false )
      | ( ( sequential @ SV50 @ SV52 )
        = $true )
      | ( ( precedes @ SV50 @ SV52 @ SV16 )
        = $false )
      | ( ( path @ SV30 @ SV43 @ SV16 )
        = $false ) ),
    inference(extcnf_not_pos,[status(thm)],[437]) ).

thf(456,plain,
    ! [SV43: $i,SV30: $i,SV16: $i,SV52: $i,SV58: $i,SV50: $i] :
      ( ( ( ~ ~ ( ~ ( sequential @ SV50 @ SV58 )
                | ~ ( precedes @ SV58 @ SV52 @ SV16 ) ) )
        = $true )
      | ( ( ~ ( ~ ~ ! [SY207: $i] :
                      ~ ~ ( ~ ( sequential @ SV50 @ SY207 )
                          | ~ ( precedes @ SY207 @ SV52 @ SV16 ) )
              | ( sequential @ SV50 @ SV52 ) ) )
        = $true )
      | ( ( precedes @ SV50 @ SV52 @ SV16 )
        = $false )
      | ( ( path @ SV30 @ SV43 @ SV16 )
        = $false ) ),
    inference(extcnf_forall_pos,[status(thm)],[438]) ).

thf(457,plain,
    ! [SV31: $i,SV44: $i] :
      ( ( ( ~ ( edge @ ( sK10_SY189 @ SV44 @ SV31 ) ) )
        = $false )
      | ( ( vertex @ SV44 )
        = $false )
      | ( ( vertex @ SV31 )
        = $false )
      | ( ( SV31 = SV44 )
        = $true )
      | ( complete = $false ) ),
    inference(extcnf_or_neg,[status(thm)],[439]) ).

thf(458,plain,
    ! [SV44: $i,SV31: $i] :
      ( ( ( ~ ~ ~ ( ~ ( ~ ~ ( ( SV31
                             != ( head_of @ ( sK10_SY189 @ SV44 @ SV31 ) ) )
                            | ( SV44
                             != ( tail_of @ ( sK10_SY189 @ SV44 @ SV31 ) ) ) )
                      | ~ ( ( SV44
                           != ( head_of @ ( sK10_SY189 @ SV44 @ SV31 ) ) )
                          | ( SV31
                           != ( tail_of @ ( sK10_SY189 @ SV44 @ SV31 ) ) ) ) )
                  | ~ ( ~ ~ ( ( SV44
                             != ( head_of @ ( sK10_SY189 @ SV44 @ SV31 ) ) )
                            | ( SV31
                             != ( tail_of @ ( sK10_SY189 @ SV44 @ SV31 ) ) ) )
                      | ~ ( ( SV31
                           != ( head_of @ ( sK10_SY189 @ SV44 @ SV31 ) ) )
                          | ( SV44
                           != ( tail_of @ ( sK10_SY189 @ SV44 @ SV31 ) ) ) ) ) ) )
        = $false )
      | ( ( vertex @ SV44 )
        = $false )
      | ( ( vertex @ SV31 )
        = $false )
      | ( ( SV31 = SV44 )
        = $true )
      | ( complete = $false ) ),
    inference(extcnf_or_neg,[status(thm)],[439]) ).

thf(459,plain,
    ! [SV32: $i,SV18: $i,SV2: $i] :
      ( ( ( path @ SV2 @ SV18 @ ( sK11_SY163 @ SV32 @ SV18 @ SV2 ) )
        = $true )
      | ( ( path @ SV2 @ SV18 @ SV32 )
        = $false )
      | ( ( SV2 = SV18 )
        = $true )
      | ( ( shortest_path @ SV2 @ SV18 @ SV32 )
        = $true ) ),
    inference(extcnf_not_neg,[status(thm)],[440]) ).

thf(460,plain,
    ! [SV34: $i,SV20: $i,SV6: $i,SV56: $i] :
      ( ( ( ~ ( edge @ SV56 )
          | ( SV6
           != ( tail_of @ SV56 ) ) )
        = $true )
      | ( ( ~ ( ~ ( ( SV20
                   != ( head_of @ SV56 ) )
                  | ( SV34
                   != ( path_cons @ SV56 @ empty ) ) )
              | ~ ! [SY213: $i] :
                    ~ ~ ( ~ ( path @ ( head_of @ SV56 ) @ SV20 @ SY213 )
                        | ( SV34
                         != ( path_cons @ SV56 @ SY213 ) ) ) ) )
        = $true )
      | ( ( vertex @ SV6 )
        = $false )
      | ( ( vertex @ SV20 )
        = $false )
      | ( ( path @ SV6 @ SV20 @ SV34 )
        = $true ) ),
    inference(extcnf_not_neg,[status(thm)],[442]) ).

thf(461,plain,
    ! [SV35: $i,SV7: $i,SV21: $i,SV46: $i] :
      ( ( ( SV46
          = ( head_of @ ( sK9_SY190 @ SV21 @ SV7 @ SV46 @ SV35 ) ) )
        = $true )
      | ( ( SV46
          = ( tail_of @ ( sK9_SY190 @ SV21 @ SV7 @ SV46 @ SV35 ) ) )
        = $true )
      | ( ( path @ SV7 @ SV21 @ SV35 )
        = $false )
      | ( ( in_path @ SV46 @ SV35 )
        = $false ) ),
    inference(extcnf_or_pos,[status(thm)],[444]) ).

thf(462,plain,
    ! [SV36: $i,SV22: $i,SV8: $i] :
      ( ( ( ~ ( ~ ( edge @ SV8 )
              | ~ ( edge @ SV22 ) ) )
        = $true )
      | ( ( triangle @ SV8 @ SV22 @ SV36 )
        = $false ) ),
    inference(extcnf_not_neg,[status(thm)],[445]) ).

thf(463,plain,
    ! [SV22: $i,SV8: $i,SV36: $i] :
      ( ( ( edge @ SV36 )
        = $true )
      | ( ( triangle @ SV8 @ SV22 @ SV36 )
        = $false ) ),
    inference(extcnf_not_neg,[status(thm)],[446]) ).

thf(464,plain,
    ! [SV36: $i,SV22: $i,SV8: $i] :
      ( ( ( ~ ( ~ ( edge @ SV8 )
              | ~ ( edge @ SV22 ) ) )
        = $false )
      | ( ( ~ ( edge @ SV36 ) )
        = $true )
      | ( ( ~ ( sequential @ SV8 @ SV22 ) )
        = $true )
      | ( ( ~ ( sequential @ SV22 @ SV36 ) )
        = $true )
      | ( ( ~ ( sequential @ SV36 @ SV8 ) )
        = $true )
      | ( ( triangle @ SV8 @ SV22 @ SV36 )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[447]) ).

thf(465,plain,
    ! [SV10: $i,SV38: $i,SV24: $i] :
      ( ( ( ~ ( ( SV24
               != ( head_of @ ( sK6_SY169 @ SV38 @ SV24 @ SV10 ) ) )
              | ( SV38
               != ( path_cons @ ( sK6_SY169 @ SV38 @ SV24 @ SV10 ) @ empty ) ) ) )
        = $true )
      | ( ( ~ ( ~ ~ ! [SY209: $i] :
                      ~ ~ ( ~ ( path @ ( head_of @ ( sK6_SY169 @ SV38 @ SV24 @ SV10 ) ) @ SV24 @ SY209 )
                          | ( SV38
                           != ( path_cons @ ( sK6_SY169 @ SV38 @ SV24 @ SV10 ) @ SY209 ) ) )
              | ~ ( ( SV24
                   != ( head_of @ ( sK6_SY169 @ SV38 @ SV24 @ SV10 ) ) )
                  | ( SV38
                   != ( path_cons @ ( sK6_SY169 @ SV38 @ SV24 @ SV10 ) @ empty ) ) ) ) )
        = $true )
      | ( ( path @ SV10 @ SV24 @ SV38 )
        = $false ) ),
    inference(extcnf_not_neg,[status(thm)],[448]) ).

thf(466,plain,
    ! [SV10: $i,SV24: $i,SV38: $i] :
      ( ( ( ! [SY208: $i] :
              ~ ~ ( ~ ( path @ ( head_of @ ( sK6_SY169 @ SV38 @ SV24 @ SV10 ) ) @ SV24 @ SY208 )
                  | ( SV38
                   != ( path_cons @ ( sK6_SY169 @ SV38 @ SV24 @ SV10 ) @ SY208 ) ) ) )
        = $true )
      | ( ( ~ ( ~ ~ ! [SY209: $i] :
                      ~ ~ ( ~ ( path @ ( head_of @ ( sK6_SY169 @ SV38 @ SV24 @ SV10 ) ) @ SV24 @ SY209 )
                          | ( SV38
                           != ( path_cons @ ( sK6_SY169 @ SV38 @ SV24 @ SV10 ) @ SY209 ) ) )
              | ~ ( ( SV24
                   != ( head_of @ ( sK6_SY169 @ SV38 @ SV24 @ SV10 ) ) )
                  | ( SV38
                   != ( path_cons @ ( sK6_SY169 @ SV38 @ SV24 @ SV10 ) @ empty ) ) ) ) )
        = $true )
      | ( ( path @ SV10 @ SV24 @ SV38 )
        = $false ) ),
    inference(extcnf_not_neg,[status(thm)],[449]) ).

thf(467,plain,
    ! [SV25: $i,SV11: $i] :
      ( ( ( ( head_of @ SV11 )
          = ( tail_of @ SV25 ) )
        = $false )
      | ( ( edge @ SV25 )
        = $false )
      | ( ( edge @ SV11 )
        = $false )
      | ( ( SV11 = SV25 )
        = $true )
      | ( ( sequential @ SV11 @ SV25 )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[450]) ).

thf(468,plain,
    ! [SV48: $i,SV28: $i,SV14: $i,SV47: $i,SV41: $i,SV57: $i] :
      ( ( ( ( tail_of @ SV57 )
         != ( tail_of @ SV41 ) )
        = $true )
      | ( ( ( head_of @ SV57 )
         != ( head_of @ SV47 ) )
        = $true )
      | ( ( shortest_path @ SV14 @ SV28 @ SV48 )
        = $false )
      | ( ( precedes @ SV41 @ SV47 @ SV48 )
        = $false ) ),
    inference(extcnf_or_pos,[status(thm)],[453]) ).

thf(469,plain,
    ! [SV42: $i,SV29: $i,SV15: $i,SV51: $i,SV59: $i,SV49: $i] :
      ( ( ( ~ ~ ( ~ ( sequential @ SV49 @ SV59 )
                | ~ ( precedes @ SV59 @ SV51 @ SV15 ) ) )
        = $true )
      | ( ( on_path @ SV49 @ SV15 )
        = $false )
      | ( ( on_path @ SV51 @ SV15 )
        = $false )
      | ( ( precedes @ SV49 @ SV51 @ SV15 )
        = $true )
      | ( ( path @ SV29 @ SV42 @ SV15 )
        = $false ) ),
    inference(extcnf_forall_pos,[status(thm)],[454]) ).

thf(470,plain,
    ! [SV43: $i,SV30: $i,SV16: $i,SV52: $i,SV50: $i] :
      ( ( ( ~ ~ ! [SY207: $i] :
                  ~ ~ ( ~ ( sequential @ SV50 @ SY207 )
                      | ~ ( precedes @ SY207 @ SV52 @ SV16 ) ) )
        = $false )
      | ( ( sequential @ SV50 @ SV52 )
        = $true )
      | ( ( precedes @ SV50 @ SV52 @ SV16 )
        = $false )
      | ( ( path @ SV30 @ SV43 @ SV16 )
        = $false ) ),
    inference(extcnf_or_neg,[status(thm)],[455]) ).

thf(471,plain,
    ! [SV43: $i,SV30: $i,SV16: $i,SV52: $i,SV50: $i] :
      ( ( ( sequential @ SV50 @ SV52 )
        = $false )
      | ( ( sequential @ SV50 @ SV52 )
        = $true )
      | ( ( precedes @ SV50 @ SV52 @ SV16 )
        = $false )
      | ( ( path @ SV30 @ SV43 @ SV16 )
        = $false ) ),
    inference(extcnf_or_neg,[status(thm)],[455]) ).

thf(472,plain,
    ! [SV43: $i,SV30: $i,SV16: $i,SV52: $i,SV58: $i,SV50: $i] :
      ( ( ( ~ ( ~ ( sequential @ SV50 @ SV58 )
              | ~ ( precedes @ SV58 @ SV52 @ SV16 ) ) )
        = $false )
      | ( ( ~ ( ~ ~ ! [SY207: $i] :
                      ~ ~ ( ~ ( sequential @ SV50 @ SY207 )
                          | ~ ( precedes @ SY207 @ SV52 @ SV16 ) )
              | ( sequential @ SV50 @ SV52 ) ) )
        = $true )
      | ( ( precedes @ SV50 @ SV52 @ SV16 )
        = $false )
      | ( ( path @ SV30 @ SV43 @ SV16 )
        = $false ) ),
    inference(extcnf_not_pos,[status(thm)],[456]) ).

thf(473,plain,
    ! [SV31: $i,SV44: $i] :
      ( ( ( edge @ ( sK10_SY189 @ SV44 @ SV31 ) )
        = $true )
      | ( ( vertex @ SV44 )
        = $false )
      | ( ( vertex @ SV31 )
        = $false )
      | ( ( SV31 = SV44 )
        = $true )
      | ( complete = $false ) ),
    inference(extcnf_not_neg,[status(thm)],[457]) ).

thf(474,plain,
    ! [SV44: $i,SV31: $i] :
      ( ( ( ~ ~ ( ~ ( ~ ~ ( ( SV31
                           != ( head_of @ ( sK10_SY189 @ SV44 @ SV31 ) ) )
                          | ( SV44
                           != ( tail_of @ ( sK10_SY189 @ SV44 @ SV31 ) ) ) )
                    | ~ ( ( SV44
                         != ( head_of @ ( sK10_SY189 @ SV44 @ SV31 ) ) )
                        | ( SV31
                         != ( tail_of @ ( sK10_SY189 @ SV44 @ SV31 ) ) ) ) )
                | ~ ( ~ ~ ( ( SV44
                           != ( head_of @ ( sK10_SY189 @ SV44 @ SV31 ) ) )
                          | ( SV31
                           != ( tail_of @ ( sK10_SY189 @ SV44 @ SV31 ) ) ) )
                    | ~ ( ( SV31
                         != ( head_of @ ( sK10_SY189 @ SV44 @ SV31 ) ) )
                        | ( SV44
                         != ( tail_of @ ( sK10_SY189 @ SV44 @ SV31 ) ) ) ) ) ) )
        = $true )
      | ( ( vertex @ SV44 )
        = $false )
      | ( ( vertex @ SV31 )
        = $false )
      | ( ( SV31 = SV44 )
        = $true )
      | ( complete = $false ) ),
    inference(extcnf_not_neg,[status(thm)],[458]) ).

thf(475,plain,
    ! [SV34: $i,SV20: $i,SV6: $i,SV56: $i] :
      ( ( ( ~ ( edge @ SV56 ) )
        = $true )
      | ( ( SV6
         != ( tail_of @ SV56 ) )
        = $true )
      | ( ( ~ ( ~ ( ( SV20
                   != ( head_of @ SV56 ) )
                  | ( SV34
                   != ( path_cons @ SV56 @ empty ) ) )
              | ~ ! [SY213: $i] :
                    ~ ~ ( ~ ( path @ ( head_of @ SV56 ) @ SV20 @ SY213 )
                        | ( SV34
                         != ( path_cons @ SV56 @ SY213 ) ) ) ) )
        = $true )
      | ( ( vertex @ SV6 )
        = $false )
      | ( ( vertex @ SV20 )
        = $false )
      | ( ( path @ SV6 @ SV20 @ SV34 )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[460]) ).

thf(476,plain,
    ! [SV36: $i,SV22: $i,SV8: $i] :
      ( ( ( ~ ( edge @ SV8 )
          | ~ ( edge @ SV22 ) )
        = $false )
      | ( ( triangle @ SV8 @ SV22 @ SV36 )
        = $false ) ),
    inference(extcnf_not_pos,[status(thm)],[462]) ).

thf(477,plain,
    ! [SV36: $i,SV22: $i,SV8: $i] :
      ( ( ( ~ ( edge @ SV8 )
          | ~ ( edge @ SV22 ) )
        = $true )
      | ( ( ~ ( edge @ SV36 ) )
        = $true )
      | ( ( ~ ( sequential @ SV8 @ SV22 ) )
        = $true )
      | ( ( ~ ( sequential @ SV22 @ SV36 ) )
        = $true )
      | ( ( ~ ( sequential @ SV36 @ SV8 ) )
        = $true )
      | ( ( triangle @ SV8 @ SV22 @ SV36 )
        = $true ) ),
    inference(extcnf_not_neg,[status(thm)],[464]) ).

thf(478,plain,
    ! [SV10: $i,SV38: $i,SV24: $i] :
      ( ( ( ( SV24
           != ( head_of @ ( sK6_SY169 @ SV38 @ SV24 @ SV10 ) ) )
          | ( SV38
           != ( path_cons @ ( sK6_SY169 @ SV38 @ SV24 @ SV10 ) @ empty ) ) )
        = $false )
      | ( ( ~ ( ~ ~ ! [SY209: $i] :
                      ~ ~ ( ~ ( path @ ( head_of @ ( sK6_SY169 @ SV38 @ SV24 @ SV10 ) ) @ SV24 @ SY209 )
                          | ( SV38
                           != ( path_cons @ ( sK6_SY169 @ SV38 @ SV24 @ SV10 ) @ SY209 ) ) )
              | ~ ( ( SV24
                   != ( head_of @ ( sK6_SY169 @ SV38 @ SV24 @ SV10 ) ) )
                  | ( SV38
                   != ( path_cons @ ( sK6_SY169 @ SV38 @ SV24 @ SV10 ) @ empty ) ) ) ) )
        = $true )
      | ( ( path @ SV10 @ SV24 @ SV38 )
        = $false ) ),
    inference(extcnf_not_pos,[status(thm)],[465]) ).

thf(479,plain,
    ! [SV60: $i,SV10: $i,SV24: $i,SV38: $i] :
      ( ( ( ~ ~ ( ~ ( path @ ( head_of @ ( sK6_SY169 @ SV38 @ SV24 @ SV10 ) ) @ SV24 @ SV60 )
                | ( SV38
                 != ( path_cons @ ( sK6_SY169 @ SV38 @ SV24 @ SV10 ) @ SV60 ) ) ) )
        = $true )
      | ( ( ~ ( ~ ~ ! [SY209: $i] :
                      ~ ~ ( ~ ( path @ ( head_of @ ( sK6_SY169 @ SV38 @ SV24 @ SV10 ) ) @ SV24 @ SY209 )
                          | ( SV38
                           != ( path_cons @ ( sK6_SY169 @ SV38 @ SV24 @ SV10 ) @ SY209 ) ) )
              | ~ ( ( SV24
                   != ( head_of @ ( sK6_SY169 @ SV38 @ SV24 @ SV10 ) ) )
                  | ( SV38
                   != ( path_cons @ ( sK6_SY169 @ SV38 @ SV24 @ SV10 ) @ empty ) ) ) ) )
        = $true )
      | ( ( path @ SV10 @ SV24 @ SV38 )
        = $false ) ),
    inference(extcnf_forall_pos,[status(thm)],[466]) ).

thf(480,plain,
    ! [SV48: $i,SV28: $i,SV14: $i,SV47: $i,SV41: $i,SV57: $i] :
      ( ( ( ( tail_of @ SV57 )
          = ( tail_of @ SV41 ) )
        = $false )
      | ( ( ( head_of @ SV57 )
         != ( head_of @ SV47 ) )
        = $true )
      | ( ( shortest_path @ SV14 @ SV28 @ SV48 )
        = $false )
      | ( ( precedes @ SV41 @ SV47 @ SV48 )
        = $false ) ),
    inference(extcnf_not_pos,[status(thm)],[468]) ).

thf(481,plain,
    ! [SV42: $i,SV29: $i,SV15: $i,SV51: $i,SV59: $i,SV49: $i] :
      ( ( ( ~ ( ~ ( sequential @ SV49 @ SV59 )
              | ~ ( precedes @ SV59 @ SV51 @ SV15 ) ) )
        = $false )
      | ( ( on_path @ SV49 @ SV15 )
        = $false )
      | ( ( on_path @ SV51 @ SV15 )
        = $false )
      | ( ( precedes @ SV49 @ SV51 @ SV15 )
        = $true )
      | ( ( path @ SV29 @ SV42 @ SV15 )
        = $false ) ),
    inference(extcnf_not_pos,[status(thm)],[469]) ).

thf(482,plain,
    ! [SV43: $i,SV30: $i,SV16: $i,SV52: $i,SV50: $i] :
      ( ( ( ~ ! [SY207: $i] :
                ~ ~ ( ~ ( sequential @ SV50 @ SY207 )
                    | ~ ( precedes @ SY207 @ SV52 @ SV16 ) ) )
        = $true )
      | ( ( sequential @ SV50 @ SV52 )
        = $true )
      | ( ( precedes @ SV50 @ SV52 @ SV16 )
        = $false )
      | ( ( path @ SV30 @ SV43 @ SV16 )
        = $false ) ),
    inference(extcnf_not_neg,[status(thm)],[470]) ).

thf(483,plain,
    ! [SV43: $i,SV30: $i,SV16: $i,SV52: $i,SV58: $i,SV50: $i] :
      ( ( ( ~ ( sequential @ SV50 @ SV58 )
          | ~ ( precedes @ SV58 @ SV52 @ SV16 ) )
        = $true )
      | ( ( ~ ( ~ ~ ! [SY207: $i] :
                      ~ ~ ( ~ ( sequential @ SV50 @ SY207 )
                          | ~ ( precedes @ SY207 @ SV52 @ SV16 ) )
              | ( sequential @ SV50 @ SV52 ) ) )
        = $true )
      | ( ( precedes @ SV50 @ SV52 @ SV16 )
        = $false )
      | ( ( path @ SV30 @ SV43 @ SV16 )
        = $false ) ),
    inference(extcnf_not_neg,[status(thm)],[472]) ).

thf(484,plain,
    ! [SV44: $i,SV31: $i] :
      ( ( ( ~ ( ~ ( ~ ~ ( ( SV31
                         != ( head_of @ ( sK10_SY189 @ SV44 @ SV31 ) ) )
                        | ( SV44
                         != ( tail_of @ ( sK10_SY189 @ SV44 @ SV31 ) ) ) )
                  | ~ ( ( SV44
                       != ( head_of @ ( sK10_SY189 @ SV44 @ SV31 ) ) )
                      | ( SV31
                       != ( tail_of @ ( sK10_SY189 @ SV44 @ SV31 ) ) ) ) )
              | ~ ( ~ ~ ( ( SV44
                         != ( head_of @ ( sK10_SY189 @ SV44 @ SV31 ) ) )
                        | ( SV31
                         != ( tail_of @ ( sK10_SY189 @ SV44 @ SV31 ) ) ) )
                  | ~ ( ( SV31
                       != ( head_of @ ( sK10_SY189 @ SV44 @ SV31 ) ) )
                      | ( SV44
                       != ( tail_of @ ( sK10_SY189 @ SV44 @ SV31 ) ) ) ) ) ) )
        = $false )
      | ( ( vertex @ SV44 )
        = $false )
      | ( ( vertex @ SV31 )
        = $false )
      | ( ( SV31 = SV44 )
        = $true )
      | ( complete = $false ) ),
    inference(extcnf_not_pos,[status(thm)],[474]) ).

thf(485,plain,
    ! [SV34: $i,SV20: $i,SV6: $i,SV56: $i] :
      ( ( ( edge @ SV56 )
        = $false )
      | ( ( SV6
         != ( tail_of @ SV56 ) )
        = $true )
      | ( ( ~ ( ~ ( ( SV20
                   != ( head_of @ SV56 ) )
                  | ( SV34
                   != ( path_cons @ SV56 @ empty ) ) )
              | ~ ! [SY213: $i] :
                    ~ ~ ( ~ ( path @ ( head_of @ SV56 ) @ SV20 @ SY213 )
                        | ( SV34
                         != ( path_cons @ SV56 @ SY213 ) ) ) ) )
        = $true )
      | ( ( vertex @ SV6 )
        = $false )
      | ( ( vertex @ SV20 )
        = $false )
      | ( ( path @ SV6 @ SV20 @ SV34 )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[475]) ).

thf(486,plain,
    ! [SV36: $i,SV22: $i,SV8: $i] :
      ( ( ( ~ ( edge @ SV8 ) )
        = $false )
      | ( ( triangle @ SV8 @ SV22 @ SV36 )
        = $false ) ),
    inference(extcnf_or_neg,[status(thm)],[476]) ).

thf(487,plain,
    ! [SV36: $i,SV8: $i,SV22: $i] :
      ( ( ( ~ ( edge @ SV22 ) )
        = $false )
      | ( ( triangle @ SV8 @ SV22 @ SV36 )
        = $false ) ),
    inference(extcnf_or_neg,[status(thm)],[476]) ).

thf(488,plain,
    ! [SV36: $i,SV22: $i,SV8: $i] :
      ( ( ( ~ ( edge @ SV8 ) )
        = $true )
      | ( ( ~ ( edge @ SV22 ) )
        = $true )
      | ( ( ~ ( edge @ SV36 ) )
        = $true )
      | ( ( ~ ( sequential @ SV8 @ SV22 ) )
        = $true )
      | ( ( ~ ( sequential @ SV22 @ SV36 ) )
        = $true )
      | ( ( ~ ( sequential @ SV36 @ SV8 ) )
        = $true )
      | ( ( triangle @ SV8 @ SV22 @ SV36 )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[477]) ).

thf(489,plain,
    ! [SV10: $i,SV38: $i,SV24: $i] :
      ( ( ( SV24
         != ( head_of @ ( sK6_SY169 @ SV38 @ SV24 @ SV10 ) ) )
        = $false )
      | ( ( ~ ( ~ ~ ! [SY209: $i] :
                      ~ ~ ( ~ ( path @ ( head_of @ ( sK6_SY169 @ SV38 @ SV24 @ SV10 ) ) @ SV24 @ SY209 )
                          | ( SV38
                           != ( path_cons @ ( sK6_SY169 @ SV38 @ SV24 @ SV10 ) @ SY209 ) ) )
              | ~ ( ( SV24
                   != ( head_of @ ( sK6_SY169 @ SV38 @ SV24 @ SV10 ) ) )
                  | ( SV38
                   != ( path_cons @ ( sK6_SY169 @ SV38 @ SV24 @ SV10 ) @ empty ) ) ) ) )
        = $true )
      | ( ( path @ SV10 @ SV24 @ SV38 )
        = $false ) ),
    inference(extcnf_or_neg,[status(thm)],[478]) ).

thf(490,plain,
    ! [SV10: $i,SV24: $i,SV38: $i] :
      ( ( ( SV38
         != ( path_cons @ ( sK6_SY169 @ SV38 @ SV24 @ SV10 ) @ empty ) )
        = $false )
      | ( ( ~ ( ~ ~ ! [SY209: $i] :
                      ~ ~ ( ~ ( path @ ( head_of @ ( sK6_SY169 @ SV38 @ SV24 @ SV10 ) ) @ SV24 @ SY209 )
                          | ( SV38
                           != ( path_cons @ ( sK6_SY169 @ SV38 @ SV24 @ SV10 ) @ SY209 ) ) )
              | ~ ( ( SV24
                   != ( head_of @ ( sK6_SY169 @ SV38 @ SV24 @ SV10 ) ) )
                  | ( SV38
                   != ( path_cons @ ( sK6_SY169 @ SV38 @ SV24 @ SV10 ) @ empty ) ) ) ) )
        = $true )
      | ( ( path @ SV10 @ SV24 @ SV38 )
        = $false ) ),
    inference(extcnf_or_neg,[status(thm)],[478]) ).

thf(491,plain,
    ! [SV60: $i,SV10: $i,SV24: $i,SV38: $i] :
      ( ( ( ~ ( ~ ( path @ ( head_of @ ( sK6_SY169 @ SV38 @ SV24 @ SV10 ) ) @ SV24 @ SV60 )
              | ( SV38
               != ( path_cons @ ( sK6_SY169 @ SV38 @ SV24 @ SV10 ) @ SV60 ) ) ) )
        = $false )
      | ( ( ~ ( ~ ~ ! [SY209: $i] :
                      ~ ~ ( ~ ( path @ ( head_of @ ( sK6_SY169 @ SV38 @ SV24 @ SV10 ) ) @ SV24 @ SY209 )
                          | ( SV38
                           != ( path_cons @ ( sK6_SY169 @ SV38 @ SV24 @ SV10 ) @ SY209 ) ) )
              | ~ ( ( SV24
                   != ( head_of @ ( sK6_SY169 @ SV38 @ SV24 @ SV10 ) ) )
                  | ( SV38
                   != ( path_cons @ ( sK6_SY169 @ SV38 @ SV24 @ SV10 ) @ empty ) ) ) ) )
        = $true )
      | ( ( path @ SV10 @ SV24 @ SV38 )
        = $false ) ),
    inference(extcnf_not_pos,[status(thm)],[479]) ).

thf(492,plain,
    ! [SV48: $i,SV28: $i,SV14: $i,SV41: $i,SV47: $i,SV57: $i] :
      ( ( ( ( head_of @ SV57 )
          = ( head_of @ SV47 ) )
        = $false )
      | ( ( ( tail_of @ SV57 )
          = ( tail_of @ SV41 ) )
        = $false )
      | ( ( shortest_path @ SV14 @ SV28 @ SV48 )
        = $false )
      | ( ( precedes @ SV41 @ SV47 @ SV48 )
        = $false ) ),
    inference(extcnf_not_pos,[status(thm)],[480]) ).

thf(493,plain,
    ! [SV42: $i,SV29: $i,SV15: $i,SV51: $i,SV59: $i,SV49: $i] :
      ( ( ( ~ ( sequential @ SV49 @ SV59 )
          | ~ ( precedes @ SV59 @ SV51 @ SV15 ) )
        = $true )
      | ( ( on_path @ SV49 @ SV15 )
        = $false )
      | ( ( on_path @ SV51 @ SV15 )
        = $false )
      | ( ( precedes @ SV49 @ SV51 @ SV15 )
        = $true )
      | ( ( path @ SV29 @ SV42 @ SV15 )
        = $false ) ),
    inference(extcnf_not_neg,[status(thm)],[481]) ).

thf(494,plain,
    ! [SV43: $i,SV30: $i,SV16: $i,SV52: $i,SV50: $i] :
      ( ( ( ! [SY207: $i] :
              ~ ~ ( ~ ( sequential @ SV50 @ SY207 )
                  | ~ ( precedes @ SY207 @ SV52 @ SV16 ) ) )
        = $false )
      | ( ( sequential @ SV50 @ SV52 )
        = $true )
      | ( ( precedes @ SV50 @ SV52 @ SV16 )
        = $false )
      | ( ( path @ SV30 @ SV43 @ SV16 )
        = $false ) ),
    inference(extcnf_not_pos,[status(thm)],[482]) ).

thf(495,plain,
    ! [SV43: $i,SV30: $i,SV16: $i,SV52: $i,SV58: $i,SV50: $i] :
      ( ( ( ~ ( sequential @ SV50 @ SV58 ) )
        = $true )
      | ( ( ~ ( precedes @ SV58 @ SV52 @ SV16 ) )
        = $true )
      | ( ( ~ ( ~ ~ ! [SY207: $i] :
                      ~ ~ ( ~ ( sequential @ SV50 @ SY207 )
                          | ~ ( precedes @ SY207 @ SV52 @ SV16 ) )
              | ( sequential @ SV50 @ SV52 ) ) )
        = $true )
      | ( ( precedes @ SV50 @ SV52 @ SV16 )
        = $false )
      | ( ( path @ SV30 @ SV43 @ SV16 )
        = $false ) ),
    inference(extcnf_or_pos,[status(thm)],[483]) ).

thf(496,plain,
    ! [SV44: $i,SV31: $i] :
      ( ( ( ~ ( ~ ~ ( ( SV31
                     != ( head_of @ ( sK10_SY189 @ SV44 @ SV31 ) ) )
                    | ( SV44
                     != ( tail_of @ ( sK10_SY189 @ SV44 @ SV31 ) ) ) )
              | ~ ( ( SV44
                   != ( head_of @ ( sK10_SY189 @ SV44 @ SV31 ) ) )
                  | ( SV31
                   != ( tail_of @ ( sK10_SY189 @ SV44 @ SV31 ) ) ) ) )
          | ~ ( ~ ~ ( ( SV44
                     != ( head_of @ ( sK10_SY189 @ SV44 @ SV31 ) ) )
                    | ( SV31
                     != ( tail_of @ ( sK10_SY189 @ SV44 @ SV31 ) ) ) )
              | ~ ( ( SV31
                   != ( head_of @ ( sK10_SY189 @ SV44 @ SV31 ) ) )
                  | ( SV44
                   != ( tail_of @ ( sK10_SY189 @ SV44 @ SV31 ) ) ) ) ) )
        = $true )
      | ( ( vertex @ SV44 )
        = $false )
      | ( ( vertex @ SV31 )
        = $false )
      | ( ( SV31 = SV44 )
        = $true )
      | ( complete = $false ) ),
    inference(extcnf_not_neg,[status(thm)],[484]) ).

thf(497,plain,
    ! [SV34: $i,SV20: $i,SV56: $i,SV6: $i] :
      ( ( ( SV6
          = ( tail_of @ SV56 ) )
        = $false )
      | ( ( edge @ SV56 )
        = $false )
      | ( ( ~ ( ~ ( ( SV20
                   != ( head_of @ SV56 ) )
                  | ( SV34
                   != ( path_cons @ SV56 @ empty ) ) )
              | ~ ! [SY213: $i] :
                    ~ ~ ( ~ ( path @ ( head_of @ SV56 ) @ SV20 @ SY213 )
                        | ( SV34
                         != ( path_cons @ SV56 @ SY213 ) ) ) ) )
        = $true )
      | ( ( vertex @ SV6 )
        = $false )
      | ( ( vertex @ SV20 )
        = $false )
      | ( ( path @ SV6 @ SV20 @ SV34 )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[485]) ).

thf(498,plain,
    ! [SV36: $i,SV22: $i,SV8: $i] :
      ( ( ( edge @ SV8 )
        = $true )
      | ( ( triangle @ SV8 @ SV22 @ SV36 )
        = $false ) ),
    inference(extcnf_not_neg,[status(thm)],[486]) ).

thf(499,plain,
    ! [SV36: $i,SV8: $i,SV22: $i] :
      ( ( ( edge @ SV22 )
        = $true )
      | ( ( triangle @ SV8 @ SV22 @ SV36 )
        = $false ) ),
    inference(extcnf_not_neg,[status(thm)],[487]) ).

thf(500,plain,
    ! [SV36: $i,SV22: $i,SV8: $i] :
      ( ( ( edge @ SV8 )
        = $false )
      | ( ( ~ ( edge @ SV22 ) )
        = $true )
      | ( ( ~ ( edge @ SV36 ) )
        = $true )
      | ( ( ~ ( sequential @ SV8 @ SV22 ) )
        = $true )
      | ( ( ~ ( sequential @ SV22 @ SV36 ) )
        = $true )
      | ( ( ~ ( sequential @ SV36 @ SV8 ) )
        = $true )
      | ( ( triangle @ SV8 @ SV22 @ SV36 )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[488]) ).

thf(501,plain,
    ! [SV10: $i,SV38: $i,SV24: $i] :
      ( ( ( SV24
          = ( head_of @ ( sK6_SY169 @ SV38 @ SV24 @ SV10 ) ) )
        = $true )
      | ( ( ~ ( ~ ~ ! [SY209: $i] :
                      ~ ~ ( ~ ( path @ ( head_of @ ( sK6_SY169 @ SV38 @ SV24 @ SV10 ) ) @ SV24 @ SY209 )
                          | ( SV38
                           != ( path_cons @ ( sK6_SY169 @ SV38 @ SV24 @ SV10 ) @ SY209 ) ) )
              | ~ ( ( SV24
                   != ( head_of @ ( sK6_SY169 @ SV38 @ SV24 @ SV10 ) ) )
                  | ( SV38
                   != ( path_cons @ ( sK6_SY169 @ SV38 @ SV24 @ SV10 ) @ empty ) ) ) ) )
        = $true )
      | ( ( path @ SV10 @ SV24 @ SV38 )
        = $false ) ),
    inference(extcnf_not_neg,[status(thm)],[489]) ).

thf(502,plain,
    ! [SV10: $i,SV24: $i,SV38: $i] :
      ( ( ( SV38
          = ( path_cons @ ( sK6_SY169 @ SV38 @ SV24 @ SV10 ) @ empty ) )
        = $true )
      | ( ( ~ ( ~ ~ ! [SY209: $i] :
                      ~ ~ ( ~ ( path @ ( head_of @ ( sK6_SY169 @ SV38 @ SV24 @ SV10 ) ) @ SV24 @ SY209 )
                          | ( SV38
                           != ( path_cons @ ( sK6_SY169 @ SV38 @ SV24 @ SV10 ) @ SY209 ) ) )
              | ~ ( ( SV24
                   != ( head_of @ ( sK6_SY169 @ SV38 @ SV24 @ SV10 ) ) )
                  | ( SV38
                   != ( path_cons @ ( sK6_SY169 @ SV38 @ SV24 @ SV10 ) @ empty ) ) ) ) )
        = $true )
      | ( ( path @ SV10 @ SV24 @ SV38 )
        = $false ) ),
    inference(extcnf_not_neg,[status(thm)],[490]) ).

thf(503,plain,
    ! [SV60: $i,SV10: $i,SV24: $i,SV38: $i] :
      ( ( ( ~ ( path @ ( head_of @ ( sK6_SY169 @ SV38 @ SV24 @ SV10 ) ) @ SV24 @ SV60 )
          | ( SV38
           != ( path_cons @ ( sK6_SY169 @ SV38 @ SV24 @ SV10 ) @ SV60 ) ) )
        = $true )
      | ( ( ~ ( ~ ~ ! [SY209: $i] :
                      ~ ~ ( ~ ( path @ ( head_of @ ( sK6_SY169 @ SV38 @ SV24 @ SV10 ) ) @ SV24 @ SY209 )
                          | ( SV38
                           != ( path_cons @ ( sK6_SY169 @ SV38 @ SV24 @ SV10 ) @ SY209 ) ) )
              | ~ ( ( SV24
                   != ( head_of @ ( sK6_SY169 @ SV38 @ SV24 @ SV10 ) ) )
                  | ( SV38
                   != ( path_cons @ ( sK6_SY169 @ SV38 @ SV24 @ SV10 ) @ empty ) ) ) ) )
        = $true )
      | ( ( path @ SV10 @ SV24 @ SV38 )
        = $false ) ),
    inference(extcnf_not_neg,[status(thm)],[491]) ).

thf(504,plain,
    ! [SV42: $i,SV29: $i,SV15: $i,SV51: $i,SV59: $i,SV49: $i] :
      ( ( ( ~ ( sequential @ SV49 @ SV59 ) )
        = $true )
      | ( ( ~ ( precedes @ SV59 @ SV51 @ SV15 ) )
        = $true )
      | ( ( on_path @ SV49 @ SV15 )
        = $false )
      | ( ( on_path @ SV51 @ SV15 )
        = $false )
      | ( ( precedes @ SV49 @ SV51 @ SV15 )
        = $true )
      | ( ( path @ SV29 @ SV42 @ SV15 )
        = $false ) ),
    inference(extcnf_or_pos,[status(thm)],[493]) ).

thf(505,plain,
    ! [SV52: $i,SV16: $i,SV30: $i,SV43: $i,SV50: $i] :
      ( ( ( ~ ~ ( ~ ( sequential @ SV50 @ ( sK12_SY207 @ SV43 @ SV30 @ SV16 @ SV52 @ SV50 ) )
                | ~ ( precedes @ ( sK12_SY207 @ SV43 @ SV30 @ SV16 @ SV52 @ SV50 ) @ SV52 @ SV16 ) ) )
        = $false )
      | ( ( sequential @ SV50 @ SV52 )
        = $true )
      | ( ( precedes @ SV50 @ SV52 @ SV16 )
        = $false )
      | ( ( path @ SV30 @ SV43 @ SV16 )
        = $false ) ),
    inference(extcnf_forall_neg,[status(esa)],[494]) ).

thf(506,plain,
    ! [SV43: $i,SV30: $i,SV16: $i,SV52: $i,SV58: $i,SV50: $i] :
      ( ( ( sequential @ SV50 @ SV58 )
        = $false )
      | ( ( ~ ( precedes @ SV58 @ SV52 @ SV16 ) )
        = $true )
      | ( ( ~ ( ~ ~ ! [SY207: $i] :
                      ~ ~ ( ~ ( sequential @ SV50 @ SY207 )
                          | ~ ( precedes @ SY207 @ SV52 @ SV16 ) )
              | ( sequential @ SV50 @ SV52 ) ) )
        = $true )
      | ( ( precedes @ SV50 @ SV52 @ SV16 )
        = $false )
      | ( ( path @ SV30 @ SV43 @ SV16 )
        = $false ) ),
    inference(extcnf_not_pos,[status(thm)],[495]) ).

thf(507,plain,
    ! [SV44: $i,SV31: $i] :
      ( ( ( ~ ( ~ ~ ( ( SV31
                     != ( head_of @ ( sK10_SY189 @ SV44 @ SV31 ) ) )
                    | ( SV44
                     != ( tail_of @ ( sK10_SY189 @ SV44 @ SV31 ) ) ) )
              | ~ ( ( SV44
                   != ( head_of @ ( sK10_SY189 @ SV44 @ SV31 ) ) )
                  | ( SV31
                   != ( tail_of @ ( sK10_SY189 @ SV44 @ SV31 ) ) ) ) ) )
        = $true )
      | ( ( ~ ( ~ ~ ( ( SV44
                     != ( head_of @ ( sK10_SY189 @ SV44 @ SV31 ) ) )
                    | ( SV31
                     != ( tail_of @ ( sK10_SY189 @ SV44 @ SV31 ) ) ) )
              | ~ ( ( SV31
                   != ( head_of @ ( sK10_SY189 @ SV44 @ SV31 ) ) )
                  | ( SV44
                   != ( tail_of @ ( sK10_SY189 @ SV44 @ SV31 ) ) ) ) ) )
        = $true )
      | ( ( vertex @ SV44 )
        = $false )
      | ( ( vertex @ SV31 )
        = $false )
      | ( ( SV31 = SV44 )
        = $true )
      | ( complete = $false ) ),
    inference(extcnf_or_pos,[status(thm)],[496]) ).

thf(508,plain,
    ! [SV6: $i,SV34: $i,SV56: $i,SV20: $i] :
      ( ( ( ~ ( ( SV20
               != ( head_of @ SV56 ) )
              | ( SV34
               != ( path_cons @ SV56 @ empty ) ) )
          | ~ ! [SY213: $i] :
                ~ ~ ( ~ ( path @ ( head_of @ SV56 ) @ SV20 @ SY213 )
                    | ( SV34
                     != ( path_cons @ SV56 @ SY213 ) ) ) )
        = $false )
      | ( ( edge @ SV56 )
        = $false )
      | ( ( SV6
          = ( tail_of @ SV56 ) )
        = $false )
      | ( ( vertex @ SV6 )
        = $false )
      | ( ( vertex @ SV20 )
        = $false )
      | ( ( path @ SV6 @ SV20 @ SV34 )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[497]) ).

thf(509,plain,
    ! [SV36: $i,SV8: $i,SV22: $i] :
      ( ( ( edge @ SV22 )
        = $false )
      | ( ( edge @ SV8 )
        = $false )
      | ( ( ~ ( edge @ SV36 ) )
        = $true )
      | ( ( ~ ( sequential @ SV8 @ SV22 ) )
        = $true )
      | ( ( ~ ( sequential @ SV22 @ SV36 ) )
        = $true )
      | ( ( ~ ( sequential @ SV36 @ SV8 ) )
        = $true )
      | ( ( triangle @ SV8 @ SV22 @ SV36 )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[500]) ).

thf(510,plain,
    ! [SV10: $i,SV24: $i,SV38: $i] :
      ( ( ( ~ ~ ! [SY209: $i] :
                  ~ ~ ( ~ ( path @ ( head_of @ ( sK6_SY169 @ SV38 @ SV24 @ SV10 ) ) @ SV24 @ SY209 )
                      | ( SV38
                       != ( path_cons @ ( sK6_SY169 @ SV38 @ SV24 @ SV10 ) @ SY209 ) ) )
          | ~ ( ( SV24
               != ( head_of @ ( sK6_SY169 @ SV38 @ SV24 @ SV10 ) ) )
              | ( SV38
               != ( path_cons @ ( sK6_SY169 @ SV38 @ SV24 @ SV10 ) @ empty ) ) ) )
        = $false )
      | ( ( SV24
          = ( head_of @ ( sK6_SY169 @ SV38 @ SV24 @ SV10 ) ) )
        = $true )
      | ( ( path @ SV10 @ SV24 @ SV38 )
        = $false ) ),
    inference(extcnf_not_pos,[status(thm)],[501]) ).

thf(511,plain,
    ! [SV10: $i,SV24: $i,SV38: $i] :
      ( ( ( ~ ~ ! [SY209: $i] :
                  ~ ~ ( ~ ( path @ ( head_of @ ( sK6_SY169 @ SV38 @ SV24 @ SV10 ) ) @ SV24 @ SY209 )
                      | ( SV38
                       != ( path_cons @ ( sK6_SY169 @ SV38 @ SV24 @ SV10 ) @ SY209 ) ) )
          | ~ ( ( SV24
               != ( head_of @ ( sK6_SY169 @ SV38 @ SV24 @ SV10 ) ) )
              | ( SV38
               != ( path_cons @ ( sK6_SY169 @ SV38 @ SV24 @ SV10 ) @ empty ) ) ) )
        = $false )
      | ( ( SV38
          = ( path_cons @ ( sK6_SY169 @ SV38 @ SV24 @ SV10 ) @ empty ) )
        = $true )
      | ( ( path @ SV10 @ SV24 @ SV38 )
        = $false ) ),
    inference(extcnf_not_pos,[status(thm)],[502]) ).

thf(512,plain,
    ! [SV60: $i,SV10: $i,SV24: $i,SV38: $i] :
      ( ( ( ~ ( path @ ( head_of @ ( sK6_SY169 @ SV38 @ SV24 @ SV10 ) ) @ SV24 @ SV60 ) )
        = $true )
      | ( ( SV38
         != ( path_cons @ ( sK6_SY169 @ SV38 @ SV24 @ SV10 ) @ SV60 ) )
        = $true )
      | ( ( ~ ( ~ ~ ! [SY209: $i] :
                      ~ ~ ( ~ ( path @ ( head_of @ ( sK6_SY169 @ SV38 @ SV24 @ SV10 ) ) @ SV24 @ SY209 )
                          | ( SV38
                           != ( path_cons @ ( sK6_SY169 @ SV38 @ SV24 @ SV10 ) @ SY209 ) ) )
              | ~ ( ( SV24
                   != ( head_of @ ( sK6_SY169 @ SV38 @ SV24 @ SV10 ) ) )
                  | ( SV38
                   != ( path_cons @ ( sK6_SY169 @ SV38 @ SV24 @ SV10 ) @ empty ) ) ) ) )
        = $true )
      | ( ( path @ SV10 @ SV24 @ SV38 )
        = $false ) ),
    inference(extcnf_or_pos,[status(thm)],[503]) ).

thf(513,plain,
    ! [SV42: $i,SV29: $i,SV15: $i,SV51: $i,SV59: $i,SV49: $i] :
      ( ( ( sequential @ SV49 @ SV59 )
        = $false )
      | ( ( ~ ( precedes @ SV59 @ SV51 @ SV15 ) )
        = $true )
      | ( ( on_path @ SV49 @ SV15 )
        = $false )
      | ( ( on_path @ SV51 @ SV15 )
        = $false )
      | ( ( precedes @ SV49 @ SV51 @ SV15 )
        = $true )
      | ( ( path @ SV29 @ SV42 @ SV15 )
        = $false ) ),
    inference(extcnf_not_pos,[status(thm)],[504]) ).

thf(514,plain,
    ! [SV52: $i,SV16: $i,SV30: $i,SV43: $i,SV50: $i] :
      ( ( ( ~ ( ~ ( sequential @ SV50 @ ( sK12_SY207 @ SV43 @ SV30 @ SV16 @ SV52 @ SV50 ) )
              | ~ ( precedes @ ( sK12_SY207 @ SV43 @ SV30 @ SV16 @ SV52 @ SV50 ) @ SV52 @ SV16 ) ) )
        = $true )
      | ( ( sequential @ SV50 @ SV52 )
        = $true )
      | ( ( precedes @ SV50 @ SV52 @ SV16 )
        = $false )
      | ( ( path @ SV30 @ SV43 @ SV16 )
        = $false ) ),
    inference(extcnf_not_neg,[status(thm)],[505]) ).

thf(515,plain,
    ! [SV43: $i,SV30: $i,SV50: $i,SV16: $i,SV52: $i,SV58: $i] :
      ( ( ( precedes @ SV58 @ SV52 @ SV16 )
        = $false )
      | ( ( sequential @ SV50 @ SV58 )
        = $false )
      | ( ( ~ ( ~ ~ ! [SY207: $i] :
                      ~ ~ ( ~ ( sequential @ SV50 @ SY207 )
                          | ~ ( precedes @ SY207 @ SV52 @ SV16 ) )
              | ( sequential @ SV50 @ SV52 ) ) )
        = $true )
      | ( ( precedes @ SV50 @ SV52 @ SV16 )
        = $false )
      | ( ( path @ SV30 @ SV43 @ SV16 )
        = $false ) ),
    inference(extcnf_not_pos,[status(thm)],[506]) ).

thf(516,plain,
    ! [SV44: $i,SV31: $i] :
      ( ( ( ~ ~ ( ( SV31
                 != ( head_of @ ( sK10_SY189 @ SV44 @ SV31 ) ) )
                | ( SV44
                 != ( tail_of @ ( sK10_SY189 @ SV44 @ SV31 ) ) ) )
          | ~ ( ( SV44
               != ( head_of @ ( sK10_SY189 @ SV44 @ SV31 ) ) )
              | ( SV31
               != ( tail_of @ ( sK10_SY189 @ SV44 @ SV31 ) ) ) ) )
        = $false )
      | ( ( ~ ( ~ ~ ( ( SV44
                     != ( head_of @ ( sK10_SY189 @ SV44 @ SV31 ) ) )
                    | ( SV31
                     != ( tail_of @ ( sK10_SY189 @ SV44 @ SV31 ) ) ) )
              | ~ ( ( SV31
                   != ( head_of @ ( sK10_SY189 @ SV44 @ SV31 ) ) )
                  | ( SV44
                   != ( tail_of @ ( sK10_SY189 @ SV44 @ SV31 ) ) ) ) ) )
        = $true )
      | ( ( vertex @ SV44 )
        = $false )
      | ( ( vertex @ SV31 )
        = $false )
      | ( ( SV31 = SV44 )
        = $true )
      | ( complete = $false ) ),
    inference(extcnf_not_pos,[status(thm)],[507]) ).

thf(517,plain,
    ! [SV6: $i,SV34: $i,SV56: $i,SV20: $i] :
      ( ( ( ~ ( ( SV20
               != ( head_of @ SV56 ) )
              | ( SV34
               != ( path_cons @ SV56 @ empty ) ) ) )
        = $false )
      | ( ( edge @ SV56 )
        = $false )
      | ( ( SV6
          = ( tail_of @ SV56 ) )
        = $false )
      | ( ( vertex @ SV6 )
        = $false )
      | ( ( vertex @ SV20 )
        = $false )
      | ( ( path @ SV6 @ SV20 @ SV34 )
        = $true ) ),
    inference(extcnf_or_neg,[status(thm)],[508]) ).

thf(518,plain,
    ! [SV6: $i,SV34: $i,SV20: $i,SV56: $i] :
      ( ( ( ~ ! [SY213: $i] :
                ~ ~ ( ~ ( path @ ( head_of @ SV56 ) @ SV20 @ SY213 )
                    | ( SV34
                     != ( path_cons @ SV56 @ SY213 ) ) ) )
        = $false )
      | ( ( edge @ SV56 )
        = $false )
      | ( ( SV6
          = ( tail_of @ SV56 ) )
        = $false )
      | ( ( vertex @ SV6 )
        = $false )
      | ( ( vertex @ SV20 )
        = $false )
      | ( ( path @ SV6 @ SV20 @ SV34 )
        = $true ) ),
    inference(extcnf_or_neg,[status(thm)],[508]) ).

thf(519,plain,
    ! [SV22: $i,SV8: $i,SV36: $i] :
      ( ( ( edge @ SV36 )
        = $false )
      | ( ( edge @ SV8 )
        = $false )
      | ( ( edge @ SV22 )
        = $false )
      | ( ( ~ ( sequential @ SV8 @ SV22 ) )
        = $true )
      | ( ( ~ ( sequential @ SV22 @ SV36 ) )
        = $true )
      | ( ( ~ ( sequential @ SV36 @ SV8 ) )
        = $true )
      | ( ( triangle @ SV8 @ SV22 @ SV36 )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[509]) ).

thf(520,plain,
    ! [SV10: $i,SV24: $i,SV38: $i] :
      ( ( ( ~ ~ ! [SY209: $i] :
                  ~ ~ ( ~ ( path @ ( head_of @ ( sK6_SY169 @ SV38 @ SV24 @ SV10 ) ) @ SV24 @ SY209 )
                      | ( SV38
                       != ( path_cons @ ( sK6_SY169 @ SV38 @ SV24 @ SV10 ) @ SY209 ) ) ) )
        = $false )
      | ( ( SV24
          = ( head_of @ ( sK6_SY169 @ SV38 @ SV24 @ SV10 ) ) )
        = $true )
      | ( ( path @ SV10 @ SV24 @ SV38 )
        = $false ) ),
    inference(extcnf_or_neg,[status(thm)],[510]) ).

thf(521,plain,
    ! [SV10: $i,SV38: $i,SV24: $i] :
      ( ( ( ~ ( ( SV24
               != ( head_of @ ( sK6_SY169 @ SV38 @ SV24 @ SV10 ) ) )
              | ( SV38
               != ( path_cons @ ( sK6_SY169 @ SV38 @ SV24 @ SV10 ) @ empty ) ) ) )
        = $false )
      | ( ( SV24
          = ( head_of @ ( sK6_SY169 @ SV38 @ SV24 @ SV10 ) ) )
        = $true )
      | ( ( path @ SV10 @ SV24 @ SV38 )
        = $false ) ),
    inference(extcnf_or_neg,[status(thm)],[510]) ).

thf(522,plain,
    ! [SV10: $i,SV24: $i,SV38: $i] :
      ( ( ( ~ ~ ! [SY209: $i] :
                  ~ ~ ( ~ ( path @ ( head_of @ ( sK6_SY169 @ SV38 @ SV24 @ SV10 ) ) @ SV24 @ SY209 )
                      | ( SV38
                       != ( path_cons @ ( sK6_SY169 @ SV38 @ SV24 @ SV10 ) @ SY209 ) ) ) )
        = $false )
      | ( ( SV38
          = ( path_cons @ ( sK6_SY169 @ SV38 @ SV24 @ SV10 ) @ empty ) )
        = $true )
      | ( ( path @ SV10 @ SV24 @ SV38 )
        = $false ) ),
    inference(extcnf_or_neg,[status(thm)],[511]) ).

thf(523,plain,
    ! [SV10: $i,SV38: $i,SV24: $i] :
      ( ( ( ~ ( ( SV24
               != ( head_of @ ( sK6_SY169 @ SV38 @ SV24 @ SV10 ) ) )
              | ( SV38
               != ( path_cons @ ( sK6_SY169 @ SV38 @ SV24 @ SV10 ) @ empty ) ) ) )
        = $false )
      | ( ( SV38
          = ( path_cons @ ( sK6_SY169 @ SV38 @ SV24 @ SV10 ) @ empty ) )
        = $true )
      | ( ( path @ SV10 @ SV24 @ SV38 )
        = $false ) ),
    inference(extcnf_or_neg,[status(thm)],[511]) ).

thf(524,plain,
    ! [SV60: $i,SV10: $i,SV24: $i,SV38: $i] :
      ( ( ( path @ ( head_of @ ( sK6_SY169 @ SV38 @ SV24 @ SV10 ) ) @ SV24 @ SV60 )
        = $false )
      | ( ( SV38
         != ( path_cons @ ( sK6_SY169 @ SV38 @ SV24 @ SV10 ) @ SV60 ) )
        = $true )
      | ( ( ~ ( ~ ~ ! [SY209: $i] :
                      ~ ~ ( ~ ( path @ ( head_of @ ( sK6_SY169 @ SV38 @ SV24 @ SV10 ) ) @ SV24 @ SY209 )
                          | ( SV38
                           != ( path_cons @ ( sK6_SY169 @ SV38 @ SV24 @ SV10 ) @ SY209 ) ) )
              | ~ ( ( SV24
                   != ( head_of @ ( sK6_SY169 @ SV38 @ SV24 @ SV10 ) ) )
                  | ( SV38
                   != ( path_cons @ ( sK6_SY169 @ SV38 @ SV24 @ SV10 ) @ empty ) ) ) ) )
        = $true )
      | ( ( path @ SV10 @ SV24 @ SV38 )
        = $false ) ),
    inference(extcnf_not_pos,[status(thm)],[512]) ).

thf(525,plain,
    ! [SV42: $i,SV29: $i,SV49: $i,SV15: $i,SV51: $i,SV59: $i] :
      ( ( ( precedes @ SV59 @ SV51 @ SV15 )
        = $false )
      | ( ( sequential @ SV49 @ SV59 )
        = $false )
      | ( ( on_path @ SV49 @ SV15 )
        = $false )
      | ( ( on_path @ SV51 @ SV15 )
        = $false )
      | ( ( precedes @ SV49 @ SV51 @ SV15 )
        = $true )
      | ( ( path @ SV29 @ SV42 @ SV15 )
        = $false ) ),
    inference(extcnf_not_pos,[status(thm)],[513]) ).

thf(526,plain,
    ! [SV52: $i,SV16: $i,SV30: $i,SV43: $i,SV50: $i] :
      ( ( ( ~ ( sequential @ SV50 @ ( sK12_SY207 @ SV43 @ SV30 @ SV16 @ SV52 @ SV50 ) )
          | ~ ( precedes @ ( sK12_SY207 @ SV43 @ SV30 @ SV16 @ SV52 @ SV50 ) @ SV52 @ SV16 ) )
        = $false )
      | ( ( sequential @ SV50 @ SV52 )
        = $true )
      | ( ( precedes @ SV50 @ SV52 @ SV16 )
        = $false )
      | ( ( path @ SV30 @ SV43 @ SV16 )
        = $false ) ),
    inference(extcnf_not_pos,[status(thm)],[514]) ).

thf(527,plain,
    ! [SV43: $i,SV30: $i,SV58: $i,SV16: $i,SV52: $i,SV50: $i] :
      ( ( ( ~ ~ ! [SY207: $i] :
                  ~ ~ ( ~ ( sequential @ SV50 @ SY207 )
                      | ~ ( precedes @ SY207 @ SV52 @ SV16 ) )
          | ( sequential @ SV50 @ SV52 ) )
        = $false )
      | ( ( sequential @ SV50 @ SV58 )
        = $false )
      | ( ( precedes @ SV58 @ SV52 @ SV16 )
        = $false )
      | ( ( precedes @ SV50 @ SV52 @ SV16 )
        = $false )
      | ( ( path @ SV30 @ SV43 @ SV16 )
        = $false ) ),
    inference(extcnf_not_pos,[status(thm)],[515]) ).

thf(528,plain,
    ! [SV44: $i,SV31: $i] :
      ( ( ( ~ ~ ( ( SV31
                 != ( head_of @ ( sK10_SY189 @ SV44 @ SV31 ) ) )
                | ( SV44
                 != ( tail_of @ ( sK10_SY189 @ SV44 @ SV31 ) ) ) ) )
        = $false )
      | ( ( ~ ( ~ ~ ( ( SV44
                     != ( head_of @ ( sK10_SY189 @ SV44 @ SV31 ) ) )
                    | ( SV31
                     != ( tail_of @ ( sK10_SY189 @ SV44 @ SV31 ) ) ) )
              | ~ ( ( SV31
                   != ( head_of @ ( sK10_SY189 @ SV44 @ SV31 ) ) )
                  | ( SV44
                   != ( tail_of @ ( sK10_SY189 @ SV44 @ SV31 ) ) ) ) ) )
        = $true )
      | ( ( vertex @ SV44 )
        = $false )
      | ( ( vertex @ SV31 )
        = $false )
      | ( ( SV31 = SV44 )
        = $true )
      | ( complete = $false ) ),
    inference(extcnf_or_neg,[status(thm)],[516]) ).

thf(529,plain,
    ! [SV31: $i,SV44: $i] :
      ( ( ( ~ ( ( SV44
               != ( head_of @ ( sK10_SY189 @ SV44 @ SV31 ) ) )
              | ( SV31
               != ( tail_of @ ( sK10_SY189 @ SV44 @ SV31 ) ) ) ) )
        = $false )
      | ( ( ~ ( ~ ~ ( ( SV44
                     != ( head_of @ ( sK10_SY189 @ SV44 @ SV31 ) ) )
                    | ( SV31
                     != ( tail_of @ ( sK10_SY189 @ SV44 @ SV31 ) ) ) )
              | ~ ( ( SV31
                   != ( head_of @ ( sK10_SY189 @ SV44 @ SV31 ) ) )
                  | ( SV44
                   != ( tail_of @ ( sK10_SY189 @ SV44 @ SV31 ) ) ) ) ) )
        = $true )
      | ( ( vertex @ SV44 )
        = $false )
      | ( ( vertex @ SV31 )
        = $false )
      | ( ( SV31 = SV44 )
        = $true )
      | ( complete = $false ) ),
    inference(extcnf_or_neg,[status(thm)],[516]) ).

thf(530,plain,
    ! [SV6: $i,SV34: $i,SV56: $i,SV20: $i] :
      ( ( ( ( SV20
           != ( head_of @ SV56 ) )
          | ( SV34
           != ( path_cons @ SV56 @ empty ) ) )
        = $true )
      | ( ( edge @ SV56 )
        = $false )
      | ( ( SV6
          = ( tail_of @ SV56 ) )
        = $false )
      | ( ( vertex @ SV6 )
        = $false )
      | ( ( vertex @ SV20 )
        = $false )
      | ( ( path @ SV6 @ SV20 @ SV34 )
        = $true ) ),
    inference(extcnf_not_neg,[status(thm)],[517]) ).

thf(531,plain,
    ! [SV6: $i,SV34: $i,SV20: $i,SV56: $i] :
      ( ( ( ! [SY213: $i] :
              ~ ~ ( ~ ( path @ ( head_of @ SV56 ) @ SV20 @ SY213 )
                  | ( SV34
                   != ( path_cons @ SV56 @ SY213 ) ) ) )
        = $true )
      | ( ( edge @ SV56 )
        = $false )
      | ( ( SV6
          = ( tail_of @ SV56 ) )
        = $false )
      | ( ( vertex @ SV6 )
        = $false )
      | ( ( vertex @ SV20 )
        = $false )
      | ( ( path @ SV6 @ SV20 @ SV34 )
        = $true ) ),
    inference(extcnf_not_neg,[status(thm)],[518]) ).

thf(532,plain,
    ! [SV36: $i,SV22: $i,SV8: $i] :
      ( ( ( sequential @ SV8 @ SV22 )
        = $false )
      | ( ( edge @ SV22 )
        = $false )
      | ( ( edge @ SV8 )
        = $false )
      | ( ( edge @ SV36 )
        = $false )
      | ( ( ~ ( sequential @ SV22 @ SV36 ) )
        = $true )
      | ( ( ~ ( sequential @ SV36 @ SV8 ) )
        = $true )
      | ( ( triangle @ SV8 @ SV22 @ SV36 )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[519]) ).

thf(533,plain,
    ! [SV10: $i,SV24: $i,SV38: $i] :
      ( ( ( ~ ! [SY209: $i] :
                ~ ~ ( ~ ( path @ ( head_of @ ( sK6_SY169 @ SV38 @ SV24 @ SV10 ) ) @ SV24 @ SY209 )
                    | ( SV38
                     != ( path_cons @ ( sK6_SY169 @ SV38 @ SV24 @ SV10 ) @ SY209 ) ) ) )
        = $true )
      | ( ( SV24
          = ( head_of @ ( sK6_SY169 @ SV38 @ SV24 @ SV10 ) ) )
        = $true )
      | ( ( path @ SV10 @ SV24 @ SV38 )
        = $false ) ),
    inference(extcnf_not_neg,[status(thm)],[520]) ).

thf(534,plain,
    ! [SV10: $i,SV38: $i,SV24: $i] :
      ( ( ( ( SV24
           != ( head_of @ ( sK6_SY169 @ SV38 @ SV24 @ SV10 ) ) )
          | ( SV38
           != ( path_cons @ ( sK6_SY169 @ SV38 @ SV24 @ SV10 ) @ empty ) ) )
        = $true )
      | ( ( SV24
          = ( head_of @ ( sK6_SY169 @ SV38 @ SV24 @ SV10 ) ) )
        = $true )
      | ( ( path @ SV10 @ SV24 @ SV38 )
        = $false ) ),
    inference(extcnf_not_neg,[status(thm)],[521]) ).

thf(535,plain,
    ! [SV10: $i,SV24: $i,SV38: $i] :
      ( ( ( ~ ! [SY209: $i] :
                ~ ~ ( ~ ( path @ ( head_of @ ( sK6_SY169 @ SV38 @ SV24 @ SV10 ) ) @ SV24 @ SY209 )
                    | ( SV38
                     != ( path_cons @ ( sK6_SY169 @ SV38 @ SV24 @ SV10 ) @ SY209 ) ) ) )
        = $true )
      | ( ( SV38
          = ( path_cons @ ( sK6_SY169 @ SV38 @ SV24 @ SV10 ) @ empty ) )
        = $true )
      | ( ( path @ SV10 @ SV24 @ SV38 )
        = $false ) ),
    inference(extcnf_not_neg,[status(thm)],[522]) ).

thf(536,plain,
    ! [SV10: $i,SV38: $i,SV24: $i] :
      ( ( ( ( SV24
           != ( head_of @ ( sK6_SY169 @ SV38 @ SV24 @ SV10 ) ) )
          | ( SV38
           != ( path_cons @ ( sK6_SY169 @ SV38 @ SV24 @ SV10 ) @ empty ) ) )
        = $true )
      | ( ( SV38
          = ( path_cons @ ( sK6_SY169 @ SV38 @ SV24 @ SV10 ) @ empty ) )
        = $true )
      | ( ( path @ SV10 @ SV24 @ SV38 )
        = $false ) ),
    inference(extcnf_not_neg,[status(thm)],[523]) ).

thf(537,plain,
    ! [SV60: $i,SV10: $i,SV24: $i,SV38: $i] :
      ( ( ( SV38
          = ( path_cons @ ( sK6_SY169 @ SV38 @ SV24 @ SV10 ) @ SV60 ) )
        = $false )
      | ( ( path @ ( head_of @ ( sK6_SY169 @ SV38 @ SV24 @ SV10 ) ) @ SV24 @ SV60 )
        = $false )
      | ( ( ~ ( ~ ~ ! [SY209: $i] :
                      ~ ~ ( ~ ( path @ ( head_of @ ( sK6_SY169 @ SV38 @ SV24 @ SV10 ) ) @ SV24 @ SY209 )
                          | ( SV38
                           != ( path_cons @ ( sK6_SY169 @ SV38 @ SV24 @ SV10 ) @ SY209 ) ) )
              | ~ ( ( SV24
                   != ( head_of @ ( sK6_SY169 @ SV38 @ SV24 @ SV10 ) ) )
                  | ( SV38
                   != ( path_cons @ ( sK6_SY169 @ SV38 @ SV24 @ SV10 ) @ empty ) ) ) ) )
        = $true )
      | ( ( path @ SV10 @ SV24 @ SV38 )
        = $false ) ),
    inference(extcnf_not_pos,[status(thm)],[524]) ).

thf(538,plain,
    ! [SV52: $i,SV16: $i,SV30: $i,SV43: $i,SV50: $i] :
      ( ( ( ~ ( sequential @ SV50 @ ( sK12_SY207 @ SV43 @ SV30 @ SV16 @ SV52 @ SV50 ) ) )
        = $false )
      | ( ( sequential @ SV50 @ SV52 )
        = $true )
      | ( ( precedes @ SV50 @ SV52 @ SV16 )
        = $false )
      | ( ( path @ SV30 @ SV43 @ SV16 )
        = $false ) ),
    inference(extcnf_or_neg,[status(thm)],[526]) ).

thf(539,plain,
    ! [SV50: $i,SV52: $i,SV16: $i,SV30: $i,SV43: $i] :
      ( ( ( ~ ( precedes @ ( sK12_SY207 @ SV43 @ SV30 @ SV16 @ SV52 @ SV50 ) @ SV52 @ SV16 ) )
        = $false )
      | ( ( sequential @ SV50 @ SV52 )
        = $true )
      | ( ( precedes @ SV50 @ SV52 @ SV16 )
        = $false )
      | ( ( path @ SV30 @ SV43 @ SV16 )
        = $false ) ),
    inference(extcnf_or_neg,[status(thm)],[526]) ).

thf(540,plain,
    ! [SV43: $i,SV30: $i,SV58: $i,SV16: $i,SV52: $i,SV50: $i] :
      ( ( ( ~ ~ ! [SY207: $i] :
                  ~ ~ ( ~ ( sequential @ SV50 @ SY207 )
                      | ~ ( precedes @ SY207 @ SV52 @ SV16 ) ) )
        = $false )
      | ( ( sequential @ SV50 @ SV58 )
        = $false )
      | ( ( precedes @ SV58 @ SV52 @ SV16 )
        = $false )
      | ( ( precedes @ SV50 @ SV52 @ SV16 )
        = $false )
      | ( ( path @ SV30 @ SV43 @ SV16 )
        = $false ) ),
    inference(extcnf_or_neg,[status(thm)],[527]) ).

thf(541,plain,
    ! [SV43: $i,SV30: $i,SV16: $i,SV58: $i,SV52: $i,SV50: $i] :
      ( ( ( sequential @ SV50 @ SV52 )
        = $false )
      | ( ( sequential @ SV50 @ SV58 )
        = $false )
      | ( ( precedes @ SV58 @ SV52 @ SV16 )
        = $false )
      | ( ( precedes @ SV50 @ SV52 @ SV16 )
        = $false )
      | ( ( path @ SV30 @ SV43 @ SV16 )
        = $false ) ),
    inference(extcnf_or_neg,[status(thm)],[527]) ).

thf(542,plain,
    ! [SV44: $i,SV31: $i] :
      ( ( ( ~ ( ( SV31
               != ( head_of @ ( sK10_SY189 @ SV44 @ SV31 ) ) )
              | ( SV44
               != ( tail_of @ ( sK10_SY189 @ SV44 @ SV31 ) ) ) ) )
        = $true )
      | ( ( ~ ( ~ ~ ( ( SV44
                     != ( head_of @ ( sK10_SY189 @ SV44 @ SV31 ) ) )
                    | ( SV31
                     != ( tail_of @ ( sK10_SY189 @ SV44 @ SV31 ) ) ) )
              | ~ ( ( SV31
                   != ( head_of @ ( sK10_SY189 @ SV44 @ SV31 ) ) )
                  | ( SV44
                   != ( tail_of @ ( sK10_SY189 @ SV44 @ SV31 ) ) ) ) ) )
        = $true )
      | ( ( vertex @ SV44 )
        = $false )
      | ( ( vertex @ SV31 )
        = $false )
      | ( ( SV31 = SV44 )
        = $true )
      | ( complete = $false ) ),
    inference(extcnf_not_neg,[status(thm)],[528]) ).

thf(543,plain,
    ! [SV31: $i,SV44: $i] :
      ( ( ( ( SV44
           != ( head_of @ ( sK10_SY189 @ SV44 @ SV31 ) ) )
          | ( SV31
           != ( tail_of @ ( sK10_SY189 @ SV44 @ SV31 ) ) ) )
        = $true )
      | ( ( ~ ( ~ ~ ( ( SV44
                     != ( head_of @ ( sK10_SY189 @ SV44 @ SV31 ) ) )
                    | ( SV31
                     != ( tail_of @ ( sK10_SY189 @ SV44 @ SV31 ) ) ) )
              | ~ ( ( SV31
                   != ( head_of @ ( sK10_SY189 @ SV44 @ SV31 ) ) )
                  | ( SV44
                   != ( tail_of @ ( sK10_SY189 @ SV44 @ SV31 ) ) ) ) ) )
        = $true )
      | ( ( vertex @ SV44 )
        = $false )
      | ( ( vertex @ SV31 )
        = $false )
      | ( ( SV31 = SV44 )
        = $true )
      | ( complete = $false ) ),
    inference(extcnf_not_neg,[status(thm)],[529]) ).

thf(544,plain,
    ! [SV6: $i,SV34: $i,SV56: $i,SV20: $i] :
      ( ( ( SV20
         != ( head_of @ SV56 ) )
        = $true )
      | ( ( SV34
         != ( path_cons @ SV56 @ empty ) )
        = $true )
      | ( ( edge @ SV56 )
        = $false )
      | ( ( SV6
          = ( tail_of @ SV56 ) )
        = $false )
      | ( ( vertex @ SV6 )
        = $false )
      | ( ( vertex @ SV20 )
        = $false )
      | ( ( path @ SV6 @ SV20 @ SV34 )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[530]) ).

thf(545,plain,
    ! [SV6: $i,SV34: $i,SV61: $i,SV20: $i,SV56: $i] :
      ( ( ( ~ ~ ( ~ ( path @ ( head_of @ SV56 ) @ SV20 @ SV61 )
                | ( SV34
                 != ( path_cons @ SV56 @ SV61 ) ) ) )
        = $true )
      | ( ( edge @ SV56 )
        = $false )
      | ( ( SV6
          = ( tail_of @ SV56 ) )
        = $false )
      | ( ( vertex @ SV6 )
        = $false )
      | ( ( vertex @ SV20 )
        = $false )
      | ( ( path @ SV6 @ SV20 @ SV34 )
        = $true ) ),
    inference(extcnf_forall_pos,[status(thm)],[531]) ).

thf(546,plain,
    ! [SV8: $i,SV36: $i,SV22: $i] :
      ( ( ( sequential @ SV22 @ SV36 )
        = $false )
      | ( ( edge @ SV36 )
        = $false )
      | ( ( edge @ SV8 )
        = $false )
      | ( ( edge @ SV22 )
        = $false )
      | ( ( sequential @ SV8 @ SV22 )
        = $false )
      | ( ( ~ ( sequential @ SV36 @ SV8 ) )
        = $true )
      | ( ( triangle @ SV8 @ SV22 @ SV36 )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[532]) ).

thf(547,plain,
    ! [SV10: $i,SV24: $i,SV38: $i] :
      ( ( ( ! [SY209: $i] :
              ~ ~ ( ~ ( path @ ( head_of @ ( sK6_SY169 @ SV38 @ SV24 @ SV10 ) ) @ SV24 @ SY209 )
                  | ( SV38
                   != ( path_cons @ ( sK6_SY169 @ SV38 @ SV24 @ SV10 ) @ SY209 ) ) ) )
        = $false )
      | ( ( SV24
          = ( head_of @ ( sK6_SY169 @ SV38 @ SV24 @ SV10 ) ) )
        = $true )
      | ( ( path @ SV10 @ SV24 @ SV38 )
        = $false ) ),
    inference(extcnf_not_pos,[status(thm)],[533]) ).

thf(548,plain,
    ! [SV10: $i,SV38: $i,SV24: $i] :
      ( ( ( SV24
         != ( head_of @ ( sK6_SY169 @ SV38 @ SV24 @ SV10 ) ) )
        = $true )
      | ( ( SV38
         != ( path_cons @ ( sK6_SY169 @ SV38 @ SV24 @ SV10 ) @ empty ) )
        = $true )
      | ( ( SV24
          = ( head_of @ ( sK6_SY169 @ SV38 @ SV24 @ SV10 ) ) )
        = $true )
      | ( ( path @ SV10 @ SV24 @ SV38 )
        = $false ) ),
    inference(extcnf_or_pos,[status(thm)],[534]) ).

thf(549,plain,
    ! [SV10: $i,SV24: $i,SV38: $i] :
      ( ( ( ! [SY209: $i] :
              ~ ~ ( ~ ( path @ ( head_of @ ( sK6_SY169 @ SV38 @ SV24 @ SV10 ) ) @ SV24 @ SY209 )
                  | ( SV38
                   != ( path_cons @ ( sK6_SY169 @ SV38 @ SV24 @ SV10 ) @ SY209 ) ) ) )
        = $false )
      | ( ( SV38
          = ( path_cons @ ( sK6_SY169 @ SV38 @ SV24 @ SV10 ) @ empty ) )
        = $true )
      | ( ( path @ SV10 @ SV24 @ SV38 )
        = $false ) ),
    inference(extcnf_not_pos,[status(thm)],[535]) ).

thf(550,plain,
    ! [SV10: $i,SV38: $i,SV24: $i] :
      ( ( ( SV24
         != ( head_of @ ( sK6_SY169 @ SV38 @ SV24 @ SV10 ) ) )
        = $true )
      | ( ( SV38
         != ( path_cons @ ( sK6_SY169 @ SV38 @ SV24 @ SV10 ) @ empty ) )
        = $true )
      | ( ( SV38
          = ( path_cons @ ( sK6_SY169 @ SV38 @ SV24 @ SV10 ) @ empty ) )
        = $true )
      | ( ( path @ SV10 @ SV24 @ SV38 )
        = $false ) ),
    inference(extcnf_or_pos,[status(thm)],[536]) ).

thf(551,plain,
    ! [SV60: $i,SV10: $i,SV24: $i,SV38: $i] :
      ( ( ( ~ ~ ! [SY209: $i] :
                  ~ ~ ( ~ ( path @ ( head_of @ ( sK6_SY169 @ SV38 @ SV24 @ SV10 ) ) @ SV24 @ SY209 )
                      | ( SV38
                       != ( path_cons @ ( sK6_SY169 @ SV38 @ SV24 @ SV10 ) @ SY209 ) ) )
          | ~ ( ( SV24
               != ( head_of @ ( sK6_SY169 @ SV38 @ SV24 @ SV10 ) ) )
              | ( SV38
               != ( path_cons @ ( sK6_SY169 @ SV38 @ SV24 @ SV10 ) @ empty ) ) ) )
        = $false )
      | ( ( path @ ( head_of @ ( sK6_SY169 @ SV38 @ SV24 @ SV10 ) ) @ SV24 @ SV60 )
        = $false )
      | ( ( SV38
          = ( path_cons @ ( sK6_SY169 @ SV38 @ SV24 @ SV10 ) @ SV60 ) )
        = $false )
      | ( ( path @ SV10 @ SV24 @ SV38 )
        = $false ) ),
    inference(extcnf_not_pos,[status(thm)],[537]) ).

thf(552,plain,
    ! [SV52: $i,SV16: $i,SV30: $i,SV43: $i,SV50: $i] :
      ( ( ( sequential @ SV50 @ ( sK12_SY207 @ SV43 @ SV30 @ SV16 @ SV52 @ SV50 ) )
        = $true )
      | ( ( sequential @ SV50 @ SV52 )
        = $true )
      | ( ( precedes @ SV50 @ SV52 @ SV16 )
        = $false )
      | ( ( path @ SV30 @ SV43 @ SV16 )
        = $false ) ),
    inference(extcnf_not_neg,[status(thm)],[538]) ).

thf(553,plain,
    ! [SV50: $i,SV52: $i,SV16: $i,SV30: $i,SV43: $i] :
      ( ( ( precedes @ ( sK12_SY207 @ SV43 @ SV30 @ SV16 @ SV52 @ SV50 ) @ SV52 @ SV16 )
        = $true )
      | ( ( sequential @ SV50 @ SV52 )
        = $true )
      | ( ( precedes @ SV50 @ SV52 @ SV16 )
        = $false )
      | ( ( path @ SV30 @ SV43 @ SV16 )
        = $false ) ),
    inference(extcnf_not_neg,[status(thm)],[539]) ).

thf(554,plain,
    ! [SV43: $i,SV30: $i,SV58: $i,SV16: $i,SV52: $i,SV50: $i] :
      ( ( ( ~ ! [SY207: $i] :
                ~ ~ ( ~ ( sequential @ SV50 @ SY207 )
                    | ~ ( precedes @ SY207 @ SV52 @ SV16 ) ) )
        = $true )
      | ( ( sequential @ SV50 @ SV58 )
        = $false )
      | ( ( precedes @ SV58 @ SV52 @ SV16 )
        = $false )
      | ( ( precedes @ SV50 @ SV52 @ SV16 )
        = $false )
      | ( ( path @ SV30 @ SV43 @ SV16 )
        = $false ) ),
    inference(extcnf_not_neg,[status(thm)],[540]) ).

thf(555,plain,
    ! [SV44: $i,SV31: $i] :
      ( ( ( ( SV31
           != ( head_of @ ( sK10_SY189 @ SV44 @ SV31 ) ) )
          | ( SV44
           != ( tail_of @ ( sK10_SY189 @ SV44 @ SV31 ) ) ) )
        = $false )
      | ( ( ~ ( ~ ~ ( ( SV44
                     != ( head_of @ ( sK10_SY189 @ SV44 @ SV31 ) ) )
                    | ( SV31
                     != ( tail_of @ ( sK10_SY189 @ SV44 @ SV31 ) ) ) )
              | ~ ( ( SV31
                   != ( head_of @ ( sK10_SY189 @ SV44 @ SV31 ) ) )
                  | ( SV44
                   != ( tail_of @ ( sK10_SY189 @ SV44 @ SV31 ) ) ) ) ) )
        = $true )
      | ( ( vertex @ SV44 )
        = $false )
      | ( ( vertex @ SV31 )
        = $false )
      | ( ( SV31 = SV44 )
        = $true )
      | ( complete = $false ) ),
    inference(extcnf_not_pos,[status(thm)],[542]) ).

thf(556,plain,
    ! [SV31: $i,SV44: $i] :
      ( ( ( SV44
         != ( head_of @ ( sK10_SY189 @ SV44 @ SV31 ) ) )
        = $true )
      | ( ( SV31
         != ( tail_of @ ( sK10_SY189 @ SV44 @ SV31 ) ) )
        = $true )
      | ( ( ~ ( ~ ~ ( ( SV44
                     != ( head_of @ ( sK10_SY189 @ SV44 @ SV31 ) ) )
                    | ( SV31
                     != ( tail_of @ ( sK10_SY189 @ SV44 @ SV31 ) ) ) )
              | ~ ( ( SV31
                   != ( head_of @ ( sK10_SY189 @ SV44 @ SV31 ) ) )
                  | ( SV44
                   != ( tail_of @ ( sK10_SY189 @ SV44 @ SV31 ) ) ) ) ) )
        = $true )
      | ( ( vertex @ SV44 )
        = $false )
      | ( ( vertex @ SV31 )
        = $false )
      | ( ( SV31 = SV44 )
        = $true )
      | ( complete = $false ) ),
    inference(extcnf_or_pos,[status(thm)],[543]) ).

thf(557,plain,
    ! [SV6: $i,SV34: $i,SV56: $i,SV20: $i] :
      ( ( ( SV20
          = ( head_of @ SV56 ) )
        = $false )
      | ( ( SV34
         != ( path_cons @ SV56 @ empty ) )
        = $true )
      | ( ( edge @ SV56 )
        = $false )
      | ( ( SV6
          = ( tail_of @ SV56 ) )
        = $false )
      | ( ( vertex @ SV6 )
        = $false )
      | ( ( vertex @ SV20 )
        = $false )
      | ( ( path @ SV6 @ SV20 @ SV34 )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[544]) ).

thf(558,plain,
    ! [SV6: $i,SV34: $i,SV61: $i,SV20: $i,SV56: $i] :
      ( ( ( ~ ( ~ ( path @ ( head_of @ SV56 ) @ SV20 @ SV61 )
              | ( SV34
               != ( path_cons @ SV56 @ SV61 ) ) ) )
        = $false )
      | ( ( edge @ SV56 )
        = $false )
      | ( ( SV6
          = ( tail_of @ SV56 ) )
        = $false )
      | ( ( vertex @ SV6 )
        = $false )
      | ( ( vertex @ SV20 )
        = $false )
      | ( ( path @ SV6 @ SV20 @ SV34 )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[545]) ).

thf(559,plain,
    ! [SV22: $i,SV8: $i,SV36: $i] :
      ( ( ( sequential @ SV36 @ SV8 )
        = $false )
      | ( ( sequential @ SV8 @ SV22 )
        = $false )
      | ( ( edge @ SV22 )
        = $false )
      | ( ( edge @ SV8 )
        = $false )
      | ( ( edge @ SV36 )
        = $false )
      | ( ( sequential @ SV22 @ SV36 )
        = $false )
      | ( ( triangle @ SV8 @ SV22 @ SV36 )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[546]) ).

thf(560,plain,
    ! [SV10: $i,SV24: $i,SV38: $i] :
      ( ( ( ~ ~ ( ~ ( path @ ( head_of @ ( sK6_SY169 @ SV38 @ SV24 @ SV10 ) ) @ SV24 @ ( sK13_SY209 @ SV10 @ SV24 @ SV38 ) )
                | ( SV38
                 != ( path_cons @ ( sK6_SY169 @ SV38 @ SV24 @ SV10 ) @ ( sK13_SY209 @ SV10 @ SV24 @ SV38 ) ) ) ) )
        = $false )
      | ( ( SV24
          = ( head_of @ ( sK6_SY169 @ SV38 @ SV24 @ SV10 ) ) )
        = $true )
      | ( ( path @ SV10 @ SV24 @ SV38 )
        = $false ) ),
    inference(extcnf_forall_neg,[status(esa)],[547]) ).

thf(561,plain,
    ! [SV10: $i,SV38: $i,SV24: $i] :
      ( ( ( SV24
          = ( head_of @ ( sK6_SY169 @ SV38 @ SV24 @ SV10 ) ) )
        = $false )
      | ( ( SV38
         != ( path_cons @ ( sK6_SY169 @ SV38 @ SV24 @ SV10 ) @ empty ) )
        = $true )
      | ( ( SV24
          = ( head_of @ ( sK6_SY169 @ SV38 @ SV24 @ SV10 ) ) )
        = $true )
      | ( ( path @ SV10 @ SV24 @ SV38 )
        = $false ) ),
    inference(extcnf_not_pos,[status(thm)],[548]) ).

thf(562,plain,
    ! [SV10: $i,SV24: $i,SV38: $i] :
      ( ( ( ~ ~ ( ~ ( path @ ( head_of @ ( sK6_SY169 @ SV38 @ SV24 @ SV10 ) ) @ SV24 @ ( sK14_SY209 @ SV10 @ SV24 @ SV38 ) )
                | ( SV38
                 != ( path_cons @ ( sK6_SY169 @ SV38 @ SV24 @ SV10 ) @ ( sK14_SY209 @ SV10 @ SV24 @ SV38 ) ) ) ) )
        = $false )
      | ( ( SV38
          = ( path_cons @ ( sK6_SY169 @ SV38 @ SV24 @ SV10 ) @ empty ) )
        = $true )
      | ( ( path @ SV10 @ SV24 @ SV38 )
        = $false ) ),
    inference(extcnf_forall_neg,[status(esa)],[549]) ).

thf(563,plain,
    ! [SV10: $i,SV38: $i,SV24: $i] :
      ( ( ( SV24
          = ( head_of @ ( sK6_SY169 @ SV38 @ SV24 @ SV10 ) ) )
        = $false )
      | ( ( SV38
         != ( path_cons @ ( sK6_SY169 @ SV38 @ SV24 @ SV10 ) @ empty ) )
        = $true )
      | ( ( SV38
          = ( path_cons @ ( sK6_SY169 @ SV38 @ SV24 @ SV10 ) @ empty ) )
        = $true )
      | ( ( path @ SV10 @ SV24 @ SV38 )
        = $false ) ),
    inference(extcnf_not_pos,[status(thm)],[550]) ).

thf(564,plain,
    ! [SV60: $i,SV10: $i,SV24: $i,SV38: $i] :
      ( ( ( ~ ~ ! [SY209: $i] :
                  ~ ~ ( ~ ( path @ ( head_of @ ( sK6_SY169 @ SV38 @ SV24 @ SV10 ) ) @ SV24 @ SY209 )
                      | ( SV38
                       != ( path_cons @ ( sK6_SY169 @ SV38 @ SV24 @ SV10 ) @ SY209 ) ) ) )
        = $false )
      | ( ( path @ ( head_of @ ( sK6_SY169 @ SV38 @ SV24 @ SV10 ) ) @ SV24 @ SV60 )
        = $false )
      | ( ( SV38
          = ( path_cons @ ( sK6_SY169 @ SV38 @ SV24 @ SV10 ) @ SV60 ) )
        = $false )
      | ( ( path @ SV10 @ SV24 @ SV38 )
        = $false ) ),
    inference(extcnf_or_neg,[status(thm)],[551]) ).

thf(565,plain,
    ! [SV60: $i,SV10: $i,SV38: $i,SV24: $i] :
      ( ( ( ~ ( ( SV24
               != ( head_of @ ( sK6_SY169 @ SV38 @ SV24 @ SV10 ) ) )
              | ( SV38
               != ( path_cons @ ( sK6_SY169 @ SV38 @ SV24 @ SV10 ) @ empty ) ) ) )
        = $false )
      | ( ( path @ ( head_of @ ( sK6_SY169 @ SV38 @ SV24 @ SV10 ) ) @ SV24 @ SV60 )
        = $false )
      | ( ( SV38
          = ( path_cons @ ( sK6_SY169 @ SV38 @ SV24 @ SV10 ) @ SV60 ) )
        = $false )
      | ( ( path @ SV10 @ SV24 @ SV38 )
        = $false ) ),
    inference(extcnf_or_neg,[status(thm)],[551]) ).

thf(566,plain,
    ! [SV43: $i,SV30: $i,SV58: $i,SV16: $i,SV52: $i,SV50: $i] :
      ( ( ( ! [SY207: $i] :
              ~ ~ ( ~ ( sequential @ SV50 @ SY207 )
                  | ~ ( precedes @ SY207 @ SV52 @ SV16 ) ) )
        = $false )
      | ( ( sequential @ SV50 @ SV58 )
        = $false )
      | ( ( precedes @ SV58 @ SV52 @ SV16 )
        = $false )
      | ( ( precedes @ SV50 @ SV52 @ SV16 )
        = $false )
      | ( ( path @ SV30 @ SV43 @ SV16 )
        = $false ) ),
    inference(extcnf_not_pos,[status(thm)],[554]) ).

thf(567,plain,
    ! [SV44: $i,SV31: $i] :
      ( ( ( SV31
         != ( head_of @ ( sK10_SY189 @ SV44 @ SV31 ) ) )
        = $false )
      | ( ( ~ ( ~ ~ ( ( SV44
                     != ( head_of @ ( sK10_SY189 @ SV44 @ SV31 ) ) )
                    | ( SV31
                     != ( tail_of @ ( sK10_SY189 @ SV44 @ SV31 ) ) ) )
              | ~ ( ( SV31
                   != ( head_of @ ( sK10_SY189 @ SV44 @ SV31 ) ) )
                  | ( SV44
                   != ( tail_of @ ( sK10_SY189 @ SV44 @ SV31 ) ) ) ) ) )
        = $true )
      | ( ( vertex @ SV44 )
        = $false )
      | ( ( vertex @ SV31 )
        = $false )
      | ( ( SV31 = SV44 )
        = $true )
      | ( complete = $false ) ),
    inference(extcnf_or_neg,[status(thm)],[555]) ).

thf(568,plain,
    ! [SV31: $i,SV44: $i] :
      ( ( ( SV44
         != ( tail_of @ ( sK10_SY189 @ SV44 @ SV31 ) ) )
        = $false )
      | ( ( ~ ( ~ ~ ( ( SV44
                     != ( head_of @ ( sK10_SY189 @ SV44 @ SV31 ) ) )
                    | ( SV31
                     != ( tail_of @ ( sK10_SY189 @ SV44 @ SV31 ) ) ) )
              | ~ ( ( SV31
                   != ( head_of @ ( sK10_SY189 @ SV44 @ SV31 ) ) )
                  | ( SV44
                   != ( tail_of @ ( sK10_SY189 @ SV44 @ SV31 ) ) ) ) ) )
        = $true )
      | ( ( vertex @ SV44 )
        = $false )
      | ( ( vertex @ SV31 )
        = $false )
      | ( ( SV31 = SV44 )
        = $true )
      | ( complete = $false ) ),
    inference(extcnf_or_neg,[status(thm)],[555]) ).

thf(569,plain,
    ! [SV31: $i,SV44: $i] :
      ( ( ( SV44
          = ( head_of @ ( sK10_SY189 @ SV44 @ SV31 ) ) )
        = $false )
      | ( ( SV31
         != ( tail_of @ ( sK10_SY189 @ SV44 @ SV31 ) ) )
        = $true )
      | ( ( ~ ( ~ ~ ( ( SV44
                     != ( head_of @ ( sK10_SY189 @ SV44 @ SV31 ) ) )
                    | ( SV31
                     != ( tail_of @ ( sK10_SY189 @ SV44 @ SV31 ) ) ) )
              | ~ ( ( SV31
                   != ( head_of @ ( sK10_SY189 @ SV44 @ SV31 ) ) )
                  | ( SV44
                   != ( tail_of @ ( sK10_SY189 @ SV44 @ SV31 ) ) ) ) ) )
        = $true )
      | ( ( vertex @ SV44 )
        = $false )
      | ( ( vertex @ SV31 )
        = $false )
      | ( ( SV31 = SV44 )
        = $true )
      | ( complete = $false ) ),
    inference(extcnf_not_pos,[status(thm)],[556]) ).

thf(570,plain,
    ! [SV6: $i,SV20: $i,SV56: $i,SV34: $i] :
      ( ( ( SV34
          = ( path_cons @ SV56 @ empty ) )
        = $false )
      | ( ( SV20
          = ( head_of @ SV56 ) )
        = $false )
      | ( ( edge @ SV56 )
        = $false )
      | ( ( SV6
          = ( tail_of @ SV56 ) )
        = $false )
      | ( ( vertex @ SV6 )
        = $false )
      | ( ( vertex @ SV20 )
        = $false )
      | ( ( path @ SV6 @ SV20 @ SV34 )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[557]) ).

thf(571,plain,
    ! [SV6: $i,SV34: $i,SV61: $i,SV20: $i,SV56: $i] :
      ( ( ( ~ ( path @ ( head_of @ SV56 ) @ SV20 @ SV61 )
          | ( SV34
           != ( path_cons @ SV56 @ SV61 ) ) )
        = $true )
      | ( ( edge @ SV56 )
        = $false )
      | ( ( SV6
          = ( tail_of @ SV56 ) )
        = $false )
      | ( ( vertex @ SV6 )
        = $false )
      | ( ( vertex @ SV20 )
        = $false )
      | ( ( path @ SV6 @ SV20 @ SV34 )
        = $true ) ),
    inference(extcnf_not_neg,[status(thm)],[558]) ).

thf(572,plain,
    ! [SV10: $i,SV24: $i,SV38: $i] :
      ( ( ( ~ ( ~ ( path @ ( head_of @ ( sK6_SY169 @ SV38 @ SV24 @ SV10 ) ) @ SV24 @ ( sK13_SY209 @ SV10 @ SV24 @ SV38 ) )
              | ( SV38
               != ( path_cons @ ( sK6_SY169 @ SV38 @ SV24 @ SV10 ) @ ( sK13_SY209 @ SV10 @ SV24 @ SV38 ) ) ) ) )
        = $true )
      | ( ( SV24
          = ( head_of @ ( sK6_SY169 @ SV38 @ SV24 @ SV10 ) ) )
        = $true )
      | ( ( path @ SV10 @ SV24 @ SV38 )
        = $false ) ),
    inference(extcnf_not_neg,[status(thm)],[560]) ).

thf(573,plain,
    ! [SV10: $i,SV24: $i,SV38: $i] :
      ( ( ( SV38
          = ( path_cons @ ( sK6_SY169 @ SV38 @ SV24 @ SV10 ) @ empty ) )
        = $false )
      | ( ( SV24
          = ( head_of @ ( sK6_SY169 @ SV38 @ SV24 @ SV10 ) ) )
        = $false )
      | ( ( SV24
          = ( head_of @ ( sK6_SY169 @ SV38 @ SV24 @ SV10 ) ) )
        = $true )
      | ( ( path @ SV10 @ SV24 @ SV38 )
        = $false ) ),
    inference(extcnf_not_pos,[status(thm)],[561]) ).

thf(574,plain,
    ! [SV10: $i,SV24: $i,SV38: $i] :
      ( ( ( ~ ( ~ ( path @ ( head_of @ ( sK6_SY169 @ SV38 @ SV24 @ SV10 ) ) @ SV24 @ ( sK14_SY209 @ SV10 @ SV24 @ SV38 ) )
              | ( SV38
               != ( path_cons @ ( sK6_SY169 @ SV38 @ SV24 @ SV10 ) @ ( sK14_SY209 @ SV10 @ SV24 @ SV38 ) ) ) ) )
        = $true )
      | ( ( SV38
          = ( path_cons @ ( sK6_SY169 @ SV38 @ SV24 @ SV10 ) @ empty ) )
        = $true )
      | ( ( path @ SV10 @ SV24 @ SV38 )
        = $false ) ),
    inference(extcnf_not_neg,[status(thm)],[562]) ).

thf(575,plain,
    ! [SV10: $i,SV24: $i,SV38: $i] :
      ( ( ( SV38
          = ( path_cons @ ( sK6_SY169 @ SV38 @ SV24 @ SV10 ) @ empty ) )
        = $false )
      | ( ( SV24
          = ( head_of @ ( sK6_SY169 @ SV38 @ SV24 @ SV10 ) ) )
        = $false )
      | ( ( SV38
          = ( path_cons @ ( sK6_SY169 @ SV38 @ SV24 @ SV10 ) @ empty ) )
        = $true )
      | ( ( path @ SV10 @ SV24 @ SV38 )
        = $false ) ),
    inference(extcnf_not_pos,[status(thm)],[563]) ).

thf(576,plain,
    ! [SV60: $i,SV10: $i,SV24: $i,SV38: $i] :
      ( ( ( ~ ! [SY209: $i] :
                ~ ~ ( ~ ( path @ ( head_of @ ( sK6_SY169 @ SV38 @ SV24 @ SV10 ) ) @ SV24 @ SY209 )
                    | ( SV38
                     != ( path_cons @ ( sK6_SY169 @ SV38 @ SV24 @ SV10 ) @ SY209 ) ) ) )
        = $true )
      | ( ( path @ ( head_of @ ( sK6_SY169 @ SV38 @ SV24 @ SV10 ) ) @ SV24 @ SV60 )
        = $false )
      | ( ( SV38
          = ( path_cons @ ( sK6_SY169 @ SV38 @ SV24 @ SV10 ) @ SV60 ) )
        = $false )
      | ( ( path @ SV10 @ SV24 @ SV38 )
        = $false ) ),
    inference(extcnf_not_neg,[status(thm)],[564]) ).

thf(577,plain,
    ! [SV60: $i,SV10: $i,SV38: $i,SV24: $i] :
      ( ( ( ( SV24
           != ( head_of @ ( sK6_SY169 @ SV38 @ SV24 @ SV10 ) ) )
          | ( SV38
           != ( path_cons @ ( sK6_SY169 @ SV38 @ SV24 @ SV10 ) @ empty ) ) )
        = $true )
      | ( ( path @ ( head_of @ ( sK6_SY169 @ SV38 @ SV24 @ SV10 ) ) @ SV24 @ SV60 )
        = $false )
      | ( ( SV38
          = ( path_cons @ ( sK6_SY169 @ SV38 @ SV24 @ SV10 ) @ SV60 ) )
        = $false )
      | ( ( path @ SV10 @ SV24 @ SV38 )
        = $false ) ),
    inference(extcnf_not_neg,[status(thm)],[565]) ).

thf(578,plain,
    ! [SV52: $i,SV16: $i,SV58: $i,SV30: $i,SV43: $i,SV50: $i] :
      ( ( ( ~ ~ ( ~ ( sequential @ SV50 @ ( sK15_SY207 @ SV43 @ SV30 @ SV58 @ SV16 @ SV52 @ SV50 ) )
                | ~ ( precedes @ ( sK15_SY207 @ SV43 @ SV30 @ SV58 @ SV16 @ SV52 @ SV50 ) @ SV52 @ SV16 ) ) )
        = $false )
      | ( ( sequential @ SV50 @ SV58 )
        = $false )
      | ( ( precedes @ SV58 @ SV52 @ SV16 )
        = $false )
      | ( ( precedes @ SV50 @ SV52 @ SV16 )
        = $false )
      | ( ( path @ SV30 @ SV43 @ SV16 )
        = $false ) ),
    inference(extcnf_forall_neg,[status(esa)],[566]) ).

thf(579,plain,
    ! [SV44: $i,SV31: $i] :
      ( ( ( SV31
          = ( head_of @ ( sK10_SY189 @ SV44 @ SV31 ) ) )
        = $true )
      | ( ( ~ ( ~ ~ ( ( SV44
                     != ( head_of @ ( sK10_SY189 @ SV44 @ SV31 ) ) )
                    | ( SV31
                     != ( tail_of @ ( sK10_SY189 @ SV44 @ SV31 ) ) ) )
              | ~ ( ( SV31
                   != ( head_of @ ( sK10_SY189 @ SV44 @ SV31 ) ) )
                  | ( SV44
                   != ( tail_of @ ( sK10_SY189 @ SV44 @ SV31 ) ) ) ) ) )
        = $true )
      | ( ( vertex @ SV44 )
        = $false )
      | ( ( vertex @ SV31 )
        = $false )
      | ( ( SV31 = SV44 )
        = $true )
      | ( complete = $false ) ),
    inference(extcnf_not_neg,[status(thm)],[567]) ).

thf(580,plain,
    ! [SV31: $i,SV44: $i] :
      ( ( ( SV44
          = ( tail_of @ ( sK10_SY189 @ SV44 @ SV31 ) ) )
        = $true )
      | ( ( ~ ( ~ ~ ( ( SV44
                     != ( head_of @ ( sK10_SY189 @ SV44 @ SV31 ) ) )
                    | ( SV31
                     != ( tail_of @ ( sK10_SY189 @ SV44 @ SV31 ) ) ) )
              | ~ ( ( SV31
                   != ( head_of @ ( sK10_SY189 @ SV44 @ SV31 ) ) )
                  | ( SV44
                   != ( tail_of @ ( sK10_SY189 @ SV44 @ SV31 ) ) ) ) ) )
        = $true )
      | ( ( vertex @ SV44 )
        = $false )
      | ( ( vertex @ SV31 )
        = $false )
      | ( ( SV31 = SV44 )
        = $true )
      | ( complete = $false ) ),
    inference(extcnf_not_neg,[status(thm)],[568]) ).

thf(581,plain,
    ! [SV44: $i,SV31: $i] :
      ( ( ( SV31
          = ( tail_of @ ( sK10_SY189 @ SV44 @ SV31 ) ) )
        = $false )
      | ( ( SV44
          = ( head_of @ ( sK10_SY189 @ SV44 @ SV31 ) ) )
        = $false )
      | ( ( ~ ( ~ ~ ( ( SV44
                     != ( head_of @ ( sK10_SY189 @ SV44 @ SV31 ) ) )
                    | ( SV31
                     != ( tail_of @ ( sK10_SY189 @ SV44 @ SV31 ) ) ) )
              | ~ ( ( SV31
                   != ( head_of @ ( sK10_SY189 @ SV44 @ SV31 ) ) )
                  | ( SV44
                   != ( tail_of @ ( sK10_SY189 @ SV44 @ SV31 ) ) ) ) ) )
        = $true )
      | ( ( vertex @ SV44 )
        = $false )
      | ( ( vertex @ SV31 )
        = $false )
      | ( ( SV31 = SV44 )
        = $true )
      | ( complete = $false ) ),
    inference(extcnf_not_pos,[status(thm)],[569]) ).

thf(582,plain,
    ! [SV6: $i,SV34: $i,SV61: $i,SV20: $i,SV56: $i] :
      ( ( ( ~ ( path @ ( head_of @ SV56 ) @ SV20 @ SV61 ) )
        = $true )
      | ( ( SV34
         != ( path_cons @ SV56 @ SV61 ) )
        = $true )
      | ( ( edge @ SV56 )
        = $false )
      | ( ( SV6
          = ( tail_of @ SV56 ) )
        = $false )
      | ( ( vertex @ SV6 )
        = $false )
      | ( ( vertex @ SV20 )
        = $false )
      | ( ( path @ SV6 @ SV20 @ SV34 )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[571]) ).

thf(583,plain,
    ! [SV10: $i,SV24: $i,SV38: $i] :
      ( ( ( ~ ( path @ ( head_of @ ( sK6_SY169 @ SV38 @ SV24 @ SV10 ) ) @ SV24 @ ( sK13_SY209 @ SV10 @ SV24 @ SV38 ) )
          | ( SV38
           != ( path_cons @ ( sK6_SY169 @ SV38 @ SV24 @ SV10 ) @ ( sK13_SY209 @ SV10 @ SV24 @ SV38 ) ) ) )
        = $false )
      | ( ( SV24
          = ( head_of @ ( sK6_SY169 @ SV38 @ SV24 @ SV10 ) ) )
        = $true )
      | ( ( path @ SV10 @ SV24 @ SV38 )
        = $false ) ),
    inference(extcnf_not_pos,[status(thm)],[572]) ).

thf(584,plain,
    ! [SV10: $i,SV24: $i,SV38: $i] :
      ( ( ( ~ ( path @ ( head_of @ ( sK6_SY169 @ SV38 @ SV24 @ SV10 ) ) @ SV24 @ ( sK14_SY209 @ SV10 @ SV24 @ SV38 ) )
          | ( SV38
           != ( path_cons @ ( sK6_SY169 @ SV38 @ SV24 @ SV10 ) @ ( sK14_SY209 @ SV10 @ SV24 @ SV38 ) ) ) )
        = $false )
      | ( ( SV38
          = ( path_cons @ ( sK6_SY169 @ SV38 @ SV24 @ SV10 ) @ empty ) )
        = $true )
      | ( ( path @ SV10 @ SV24 @ SV38 )
        = $false ) ),
    inference(extcnf_not_pos,[status(thm)],[574]) ).

thf(585,plain,
    ! [SV60: $i,SV10: $i,SV24: $i,SV38: $i] :
      ( ( ( ! [SY209: $i] :
              ~ ~ ( ~ ( path @ ( head_of @ ( sK6_SY169 @ SV38 @ SV24 @ SV10 ) ) @ SV24 @ SY209 )
                  | ( SV38
                   != ( path_cons @ ( sK6_SY169 @ SV38 @ SV24 @ SV10 ) @ SY209 ) ) ) )
        = $false )
      | ( ( path @ ( head_of @ ( sK6_SY169 @ SV38 @ SV24 @ SV10 ) ) @ SV24 @ SV60 )
        = $false )
      | ( ( SV38
          = ( path_cons @ ( sK6_SY169 @ SV38 @ SV24 @ SV10 ) @ SV60 ) )
        = $false )
      | ( ( path @ SV10 @ SV24 @ SV38 )
        = $false ) ),
    inference(extcnf_not_pos,[status(thm)],[576]) ).

thf(586,plain,
    ! [SV60: $i,SV10: $i,SV38: $i,SV24: $i] :
      ( ( ( SV24
         != ( head_of @ ( sK6_SY169 @ SV38 @ SV24 @ SV10 ) ) )
        = $true )
      | ( ( SV38
         != ( path_cons @ ( sK6_SY169 @ SV38 @ SV24 @ SV10 ) @ empty ) )
        = $true )
      | ( ( path @ ( head_of @ ( sK6_SY169 @ SV38 @ SV24 @ SV10 ) ) @ SV24 @ SV60 )
        = $false )
      | ( ( SV38
          = ( path_cons @ ( sK6_SY169 @ SV38 @ SV24 @ SV10 ) @ SV60 ) )
        = $false )
      | ( ( path @ SV10 @ SV24 @ SV38 )
        = $false ) ),
    inference(extcnf_or_pos,[status(thm)],[577]) ).

thf(587,plain,
    ! [SV52: $i,SV16: $i,SV58: $i,SV30: $i,SV43: $i,SV50: $i] :
      ( ( ( ~ ( ~ ( sequential @ SV50 @ ( sK15_SY207 @ SV43 @ SV30 @ SV58 @ SV16 @ SV52 @ SV50 ) )
              | ~ ( precedes @ ( sK15_SY207 @ SV43 @ SV30 @ SV58 @ SV16 @ SV52 @ SV50 ) @ SV52 @ SV16 ) ) )
        = $true )
      | ( ( sequential @ SV50 @ SV58 )
        = $false )
      | ( ( precedes @ SV58 @ SV52 @ SV16 )
        = $false )
      | ( ( precedes @ SV50 @ SV52 @ SV16 )
        = $false )
      | ( ( path @ SV30 @ SV43 @ SV16 )
        = $false ) ),
    inference(extcnf_not_neg,[status(thm)],[578]) ).

thf(588,plain,
    ! [SV31: $i,SV44: $i] :
      ( ( ( ~ ~ ( ( SV44
                 != ( head_of @ ( sK10_SY189 @ SV44 @ SV31 ) ) )
                | ( SV31
                 != ( tail_of @ ( sK10_SY189 @ SV44 @ SV31 ) ) ) )
          | ~ ( ( SV31
               != ( head_of @ ( sK10_SY189 @ SV44 @ SV31 ) ) )
              | ( SV44
               != ( tail_of @ ( sK10_SY189 @ SV44 @ SV31 ) ) ) ) )
        = $false )
      | ( ( SV31
          = ( head_of @ ( sK10_SY189 @ SV44 @ SV31 ) ) )
        = $true )
      | ( ( vertex @ SV44 )
        = $false )
      | ( ( vertex @ SV31 )
        = $false )
      | ( ( SV31 = SV44 )
        = $true )
      | ( complete = $false ) ),
    inference(extcnf_not_pos,[status(thm)],[579]) ).

thf(589,plain,
    ! [SV31: $i,SV44: $i] :
      ( ( ( ~ ~ ( ( SV44
                 != ( head_of @ ( sK10_SY189 @ SV44 @ SV31 ) ) )
                | ( SV31
                 != ( tail_of @ ( sK10_SY189 @ SV44 @ SV31 ) ) ) )
          | ~ ( ( SV31
               != ( head_of @ ( sK10_SY189 @ SV44 @ SV31 ) ) )
              | ( SV44
               != ( tail_of @ ( sK10_SY189 @ SV44 @ SV31 ) ) ) ) )
        = $false )
      | ( ( SV44
          = ( tail_of @ ( sK10_SY189 @ SV44 @ SV31 ) ) )
        = $true )
      | ( ( vertex @ SV44 )
        = $false )
      | ( ( vertex @ SV31 )
        = $false )
      | ( ( SV31 = SV44 )
        = $true )
      | ( complete = $false ) ),
    inference(extcnf_not_pos,[status(thm)],[580]) ).

thf(590,plain,
    ! [SV31: $i,SV44: $i] :
      ( ( ( ~ ~ ( ( SV44
                 != ( head_of @ ( sK10_SY189 @ SV44 @ SV31 ) ) )
                | ( SV31
                 != ( tail_of @ ( sK10_SY189 @ SV44 @ SV31 ) ) ) )
          | ~ ( ( SV31
               != ( head_of @ ( sK10_SY189 @ SV44 @ SV31 ) ) )
              | ( SV44
               != ( tail_of @ ( sK10_SY189 @ SV44 @ SV31 ) ) ) ) )
        = $false )
      | ( ( SV44
          = ( head_of @ ( sK10_SY189 @ SV44 @ SV31 ) ) )
        = $false )
      | ( ( SV31
          = ( tail_of @ ( sK10_SY189 @ SV44 @ SV31 ) ) )
        = $false )
      | ( ( vertex @ SV44 )
        = $false )
      | ( ( vertex @ SV31 )
        = $false )
      | ( ( SV31 = SV44 )
        = $true )
      | ( complete = $false ) ),
    inference(extcnf_not_pos,[status(thm)],[581]) ).

thf(591,plain,
    ! [SV6: $i,SV34: $i,SV61: $i,SV20: $i,SV56: $i] :
      ( ( ( path @ ( head_of @ SV56 ) @ SV20 @ SV61 )
        = $false )
      | ( ( SV34
         != ( path_cons @ SV56 @ SV61 ) )
        = $true )
      | ( ( edge @ SV56 )
        = $false )
      | ( ( SV6
          = ( tail_of @ SV56 ) )
        = $false )
      | ( ( vertex @ SV6 )
        = $false )
      | ( ( vertex @ SV20 )
        = $false )
      | ( ( path @ SV6 @ SV20 @ SV34 )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[582]) ).

thf(592,plain,
    ! [SV10: $i,SV24: $i,SV38: $i] :
      ( ( ( ~ ( path @ ( head_of @ ( sK6_SY169 @ SV38 @ SV24 @ SV10 ) ) @ SV24 @ ( sK13_SY209 @ SV10 @ SV24 @ SV38 ) ) )
        = $false )
      | ( ( SV24
          = ( head_of @ ( sK6_SY169 @ SV38 @ SV24 @ SV10 ) ) )
        = $true )
      | ( ( path @ SV10 @ SV24 @ SV38 )
        = $false ) ),
    inference(extcnf_or_neg,[status(thm)],[583]) ).

thf(593,plain,
    ! [SV10: $i,SV24: $i,SV38: $i] :
      ( ( ( SV38
         != ( path_cons @ ( sK6_SY169 @ SV38 @ SV24 @ SV10 ) @ ( sK13_SY209 @ SV10 @ SV24 @ SV38 ) ) )
        = $false )
      | ( ( SV24
          = ( head_of @ ( sK6_SY169 @ SV38 @ SV24 @ SV10 ) ) )
        = $true )
      | ( ( path @ SV10 @ SV24 @ SV38 )
        = $false ) ),
    inference(extcnf_or_neg,[status(thm)],[583]) ).

thf(594,plain,
    ! [SV10: $i,SV24: $i,SV38: $i] :
      ( ( ( ~ ( path @ ( head_of @ ( sK6_SY169 @ SV38 @ SV24 @ SV10 ) ) @ SV24 @ ( sK14_SY209 @ SV10 @ SV24 @ SV38 ) ) )
        = $false )
      | ( ( SV38
          = ( path_cons @ ( sK6_SY169 @ SV38 @ SV24 @ SV10 ) @ empty ) )
        = $true )
      | ( ( path @ SV10 @ SV24 @ SV38 )
        = $false ) ),
    inference(extcnf_or_neg,[status(thm)],[584]) ).

thf(595,plain,
    ! [SV10: $i,SV24: $i,SV38: $i] :
      ( ( ( SV38
         != ( path_cons @ ( sK6_SY169 @ SV38 @ SV24 @ SV10 ) @ ( sK14_SY209 @ SV10 @ SV24 @ SV38 ) ) )
        = $false )
      | ( ( SV38
          = ( path_cons @ ( sK6_SY169 @ SV38 @ SV24 @ SV10 ) @ empty ) )
        = $true )
      | ( ( path @ SV10 @ SV24 @ SV38 )
        = $false ) ),
    inference(extcnf_or_neg,[status(thm)],[584]) ).

thf(596,plain,
    ! [SV60: $i,SV10: $i,SV24: $i,SV38: $i] :
      ( ( ( ~ ~ ( ~ ( path @ ( head_of @ ( sK6_SY169 @ SV38 @ SV24 @ SV10 ) ) @ SV24 @ ( sK16_SY209 @ SV60 @ SV10 @ SV24 @ SV38 ) )
                | ( SV38
                 != ( path_cons @ ( sK6_SY169 @ SV38 @ SV24 @ SV10 ) @ ( sK16_SY209 @ SV60 @ SV10 @ SV24 @ SV38 ) ) ) ) )
        = $false )
      | ( ( path @ ( head_of @ ( sK6_SY169 @ SV38 @ SV24 @ SV10 ) ) @ SV24 @ SV60 )
        = $false )
      | ( ( SV38
          = ( path_cons @ ( sK6_SY169 @ SV38 @ SV24 @ SV10 ) @ SV60 ) )
        = $false )
      | ( ( path @ SV10 @ SV24 @ SV38 )
        = $false ) ),
    inference(extcnf_forall_neg,[status(esa)],[585]) ).

thf(597,plain,
    ! [SV60: $i,SV10: $i,SV38: $i,SV24: $i] :
      ( ( ( SV24
          = ( head_of @ ( sK6_SY169 @ SV38 @ SV24 @ SV10 ) ) )
        = $false )
      | ( ( SV38
         != ( path_cons @ ( sK6_SY169 @ SV38 @ SV24 @ SV10 ) @ empty ) )
        = $true )
      | ( ( path @ ( head_of @ ( sK6_SY169 @ SV38 @ SV24 @ SV10 ) ) @ SV24 @ SV60 )
        = $false )
      | ( ( SV38
          = ( path_cons @ ( sK6_SY169 @ SV38 @ SV24 @ SV10 ) @ SV60 ) )
        = $false )
      | ( ( path @ SV10 @ SV24 @ SV38 )
        = $false ) ),
    inference(extcnf_not_pos,[status(thm)],[586]) ).

thf(598,plain,
    ! [SV52: $i,SV16: $i,SV58: $i,SV30: $i,SV43: $i,SV50: $i] :
      ( ( ( ~ ( sequential @ SV50 @ ( sK15_SY207 @ SV43 @ SV30 @ SV58 @ SV16 @ SV52 @ SV50 ) )
          | ~ ( precedes @ ( sK15_SY207 @ SV43 @ SV30 @ SV58 @ SV16 @ SV52 @ SV50 ) @ SV52 @ SV16 ) )
        = $false )
      | ( ( sequential @ SV50 @ SV58 )
        = $false )
      | ( ( precedes @ SV58 @ SV52 @ SV16 )
        = $false )
      | ( ( precedes @ SV50 @ SV52 @ SV16 )
        = $false )
      | ( ( path @ SV30 @ SV43 @ SV16 )
        = $false ) ),
    inference(extcnf_not_pos,[status(thm)],[587]) ).

thf(599,plain,
    ! [SV31: $i,SV44: $i] :
      ( ( ( ~ ~ ( ( SV44
                 != ( head_of @ ( sK10_SY189 @ SV44 @ SV31 ) ) )
                | ( SV31
                 != ( tail_of @ ( sK10_SY189 @ SV44 @ SV31 ) ) ) ) )
        = $false )
      | ( ( SV31
          = ( head_of @ ( sK10_SY189 @ SV44 @ SV31 ) ) )
        = $true )
      | ( ( vertex @ SV44 )
        = $false )
      | ( ( vertex @ SV31 )
        = $false )
      | ( ( SV31 = SV44 )
        = $true )
      | ( complete = $false ) ),
    inference(extcnf_or_neg,[status(thm)],[588]) ).

thf(600,plain,
    ! [SV44: $i,SV31: $i] :
      ( ( ( ~ ( ( SV31
               != ( head_of @ ( sK10_SY189 @ SV44 @ SV31 ) ) )
              | ( SV44
               != ( tail_of @ ( sK10_SY189 @ SV44 @ SV31 ) ) ) ) )
        = $false )
      | ( ( SV31
          = ( head_of @ ( sK10_SY189 @ SV44 @ SV31 ) ) )
        = $true )
      | ( ( vertex @ SV44 )
        = $false )
      | ( ( vertex @ SV31 )
        = $false )
      | ( ( SV31 = SV44 )
        = $true )
      | ( complete = $false ) ),
    inference(extcnf_or_neg,[status(thm)],[588]) ).

thf(601,plain,
    ! [SV31: $i,SV44: $i] :
      ( ( ( ~ ~ ( ( SV44
                 != ( head_of @ ( sK10_SY189 @ SV44 @ SV31 ) ) )
                | ( SV31
                 != ( tail_of @ ( sK10_SY189 @ SV44 @ SV31 ) ) ) ) )
        = $false )
      | ( ( SV44
          = ( tail_of @ ( sK10_SY189 @ SV44 @ SV31 ) ) )
        = $true )
      | ( ( vertex @ SV44 )
        = $false )
      | ( ( vertex @ SV31 )
        = $false )
      | ( ( SV31 = SV44 )
        = $true )
      | ( complete = $false ) ),
    inference(extcnf_or_neg,[status(thm)],[589]) ).

thf(602,plain,
    ! [SV44: $i,SV31: $i] :
      ( ( ( ~ ( ( SV31
               != ( head_of @ ( sK10_SY189 @ SV44 @ SV31 ) ) )
              | ( SV44
               != ( tail_of @ ( sK10_SY189 @ SV44 @ SV31 ) ) ) ) )
        = $false )
      | ( ( SV44
          = ( tail_of @ ( sK10_SY189 @ SV44 @ SV31 ) ) )
        = $true )
      | ( ( vertex @ SV44 )
        = $false )
      | ( ( vertex @ SV31 )
        = $false )
      | ( ( SV31 = SV44 )
        = $true )
      | ( complete = $false ) ),
    inference(extcnf_or_neg,[status(thm)],[589]) ).

thf(603,plain,
    ! [SV31: $i,SV44: $i] :
      ( ( ( ~ ~ ( ( SV44
                 != ( head_of @ ( sK10_SY189 @ SV44 @ SV31 ) ) )
                | ( SV31
                 != ( tail_of @ ( sK10_SY189 @ SV44 @ SV31 ) ) ) ) )
        = $false )
      | ( ( SV44
          = ( head_of @ ( sK10_SY189 @ SV44 @ SV31 ) ) )
        = $false )
      | ( ( SV31
          = ( tail_of @ ( sK10_SY189 @ SV44 @ SV31 ) ) )
        = $false )
      | ( ( vertex @ SV44 )
        = $false )
      | ( ( vertex @ SV31 )
        = $false )
      | ( ( SV31 = SV44 )
        = $true )
      | ( complete = $false ) ),
    inference(extcnf_or_neg,[status(thm)],[590]) ).

thf(604,plain,
    ! [SV44: $i,SV31: $i] :
      ( ( ( ~ ( ( SV31
               != ( head_of @ ( sK10_SY189 @ SV44 @ SV31 ) ) )
              | ( SV44
               != ( tail_of @ ( sK10_SY189 @ SV44 @ SV31 ) ) ) ) )
        = $false )
      | ( ( SV44
          = ( head_of @ ( sK10_SY189 @ SV44 @ SV31 ) ) )
        = $false )
      | ( ( SV31
          = ( tail_of @ ( sK10_SY189 @ SV44 @ SV31 ) ) )
        = $false )
      | ( ( vertex @ SV44 )
        = $false )
      | ( ( vertex @ SV31 )
        = $false )
      | ( ( SV31 = SV44 )
        = $true )
      | ( complete = $false ) ),
    inference(extcnf_or_neg,[status(thm)],[590]) ).

thf(605,plain,
    ! [SV6: $i,SV20: $i,SV61: $i,SV56: $i,SV34: $i] :
      ( ( ( SV34
          = ( path_cons @ SV56 @ SV61 ) )
        = $false )
      | ( ( path @ ( head_of @ SV56 ) @ SV20 @ SV61 )
        = $false )
      | ( ( edge @ SV56 )
        = $false )
      | ( ( SV6
          = ( tail_of @ SV56 ) )
        = $false )
      | ( ( vertex @ SV6 )
        = $false )
      | ( ( vertex @ SV20 )
        = $false )
      | ( ( path @ SV6 @ SV20 @ SV34 )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[591]) ).

thf(606,plain,
    ! [SV10: $i,SV24: $i,SV38: $i] :
      ( ( ( path @ ( head_of @ ( sK6_SY169 @ SV38 @ SV24 @ SV10 ) ) @ SV24 @ ( sK13_SY209 @ SV10 @ SV24 @ SV38 ) )
        = $true )
      | ( ( SV24
          = ( head_of @ ( sK6_SY169 @ SV38 @ SV24 @ SV10 ) ) )
        = $true )
      | ( ( path @ SV10 @ SV24 @ SV38 )
        = $false ) ),
    inference(extcnf_not_neg,[status(thm)],[592]) ).

thf(607,plain,
    ! [SV10: $i,SV24: $i,SV38: $i] :
      ( ( ( SV38
          = ( path_cons @ ( sK6_SY169 @ SV38 @ SV24 @ SV10 ) @ ( sK13_SY209 @ SV10 @ SV24 @ SV38 ) ) )
        = $true )
      | ( ( SV24
          = ( head_of @ ( sK6_SY169 @ SV38 @ SV24 @ SV10 ) ) )
        = $true )
      | ( ( path @ SV10 @ SV24 @ SV38 )
        = $false ) ),
    inference(extcnf_not_neg,[status(thm)],[593]) ).

thf(608,plain,
    ! [SV10: $i,SV24: $i,SV38: $i] :
      ( ( ( path @ ( head_of @ ( sK6_SY169 @ SV38 @ SV24 @ SV10 ) ) @ SV24 @ ( sK14_SY209 @ SV10 @ SV24 @ SV38 ) )
        = $true )
      | ( ( SV38
          = ( path_cons @ ( sK6_SY169 @ SV38 @ SV24 @ SV10 ) @ empty ) )
        = $true )
      | ( ( path @ SV10 @ SV24 @ SV38 )
        = $false ) ),
    inference(extcnf_not_neg,[status(thm)],[594]) ).

thf(609,plain,
    ! [SV10: $i,SV24: $i,SV38: $i] :
      ( ( ( SV38
          = ( path_cons @ ( sK6_SY169 @ SV38 @ SV24 @ SV10 ) @ ( sK14_SY209 @ SV10 @ SV24 @ SV38 ) ) )
        = $true )
      | ( ( SV38
          = ( path_cons @ ( sK6_SY169 @ SV38 @ SV24 @ SV10 ) @ empty ) )
        = $true )
      | ( ( path @ SV10 @ SV24 @ SV38 )
        = $false ) ),
    inference(extcnf_not_neg,[status(thm)],[595]) ).

thf(610,plain,
    ! [SV60: $i,SV10: $i,SV24: $i,SV38: $i] :
      ( ( ( ~ ( ~ ( path @ ( head_of @ ( sK6_SY169 @ SV38 @ SV24 @ SV10 ) ) @ SV24 @ ( sK16_SY209 @ SV60 @ SV10 @ SV24 @ SV38 ) )
              | ( SV38
               != ( path_cons @ ( sK6_SY169 @ SV38 @ SV24 @ SV10 ) @ ( sK16_SY209 @ SV60 @ SV10 @ SV24 @ SV38 ) ) ) ) )
        = $true )
      | ( ( path @ ( head_of @ ( sK6_SY169 @ SV38 @ SV24 @ SV10 ) ) @ SV24 @ SV60 )
        = $false )
      | ( ( SV38
          = ( path_cons @ ( sK6_SY169 @ SV38 @ SV24 @ SV10 ) @ SV60 ) )
        = $false )
      | ( ( path @ SV10 @ SV24 @ SV38 )
        = $false ) ),
    inference(extcnf_not_neg,[status(thm)],[596]) ).

thf(611,plain,
    ! [SV60: $i,SV10: $i,SV24: $i,SV38: $i] :
      ( ( ( SV38
          = ( path_cons @ ( sK6_SY169 @ SV38 @ SV24 @ SV10 ) @ empty ) )
        = $false )
      | ( ( SV24
          = ( head_of @ ( sK6_SY169 @ SV38 @ SV24 @ SV10 ) ) )
        = $false )
      | ( ( path @ ( head_of @ ( sK6_SY169 @ SV38 @ SV24 @ SV10 ) ) @ SV24 @ SV60 )
        = $false )
      | ( ( SV38
          = ( path_cons @ ( sK6_SY169 @ SV38 @ SV24 @ SV10 ) @ SV60 ) )
        = $false )
      | ( ( path @ SV10 @ SV24 @ SV38 )
        = $false ) ),
    inference(extcnf_not_pos,[status(thm)],[597]) ).

thf(612,plain,
    ! [SV52: $i,SV16: $i,SV58: $i,SV30: $i,SV43: $i,SV50: $i] :
      ( ( ( ~ ( sequential @ SV50 @ ( sK15_SY207 @ SV43 @ SV30 @ SV58 @ SV16 @ SV52 @ SV50 ) ) )
        = $false )
      | ( ( sequential @ SV50 @ SV58 )
        = $false )
      | ( ( precedes @ SV58 @ SV52 @ SV16 )
        = $false )
      | ( ( precedes @ SV50 @ SV52 @ SV16 )
        = $false )
      | ( ( path @ SV30 @ SV43 @ SV16 )
        = $false ) ),
    inference(extcnf_or_neg,[status(thm)],[598]) ).

thf(613,plain,
    ! [SV50: $i,SV52: $i,SV16: $i,SV58: $i,SV30: $i,SV43: $i] :
      ( ( ( ~ ( precedes @ ( sK15_SY207 @ SV43 @ SV30 @ SV58 @ SV16 @ SV52 @ SV50 ) @ SV52 @ SV16 ) )
        = $false )
      | ( ( sequential @ SV50 @ SV58 )
        = $false )
      | ( ( precedes @ SV58 @ SV52 @ SV16 )
        = $false )
      | ( ( precedes @ SV50 @ SV52 @ SV16 )
        = $false )
      | ( ( path @ SV30 @ SV43 @ SV16 )
        = $false ) ),
    inference(extcnf_or_neg,[status(thm)],[598]) ).

thf(614,plain,
    ! [SV31: $i,SV44: $i] :
      ( ( ( ~ ( ( SV44
               != ( head_of @ ( sK10_SY189 @ SV44 @ SV31 ) ) )
              | ( SV31
               != ( tail_of @ ( sK10_SY189 @ SV44 @ SV31 ) ) ) ) )
        = $true )
      | ( ( SV31
          = ( head_of @ ( sK10_SY189 @ SV44 @ SV31 ) ) )
        = $true )
      | ( ( vertex @ SV44 )
        = $false )
      | ( ( vertex @ SV31 )
        = $false )
      | ( ( SV31 = SV44 )
        = $true )
      | ( complete = $false ) ),
    inference(extcnf_not_neg,[status(thm)],[599]) ).

thf(615,plain,
    ! [SV44: $i,SV31: $i] :
      ( ( ( ( SV31
           != ( head_of @ ( sK10_SY189 @ SV44 @ SV31 ) ) )
          | ( SV44
           != ( tail_of @ ( sK10_SY189 @ SV44 @ SV31 ) ) ) )
        = $true )
      | ( ( SV31
          = ( head_of @ ( sK10_SY189 @ SV44 @ SV31 ) ) )
        = $true )
      | ( ( vertex @ SV44 )
        = $false )
      | ( ( vertex @ SV31 )
        = $false )
      | ( ( SV31 = SV44 )
        = $true )
      | ( complete = $false ) ),
    inference(extcnf_not_neg,[status(thm)],[600]) ).

thf(616,plain,
    ! [SV31: $i,SV44: $i] :
      ( ( ( ~ ( ( SV44
               != ( head_of @ ( sK10_SY189 @ SV44 @ SV31 ) ) )
              | ( SV31
               != ( tail_of @ ( sK10_SY189 @ SV44 @ SV31 ) ) ) ) )
        = $true )
      | ( ( SV44
          = ( tail_of @ ( sK10_SY189 @ SV44 @ SV31 ) ) )
        = $true )
      | ( ( vertex @ SV44 )
        = $false )
      | ( ( vertex @ SV31 )
        = $false )
      | ( ( SV31 = SV44 )
        = $true )
      | ( complete = $false ) ),
    inference(extcnf_not_neg,[status(thm)],[601]) ).

thf(617,plain,
    ! [SV44: $i,SV31: $i] :
      ( ( ( ( SV31
           != ( head_of @ ( sK10_SY189 @ SV44 @ SV31 ) ) )
          | ( SV44
           != ( tail_of @ ( sK10_SY189 @ SV44 @ SV31 ) ) ) )
        = $true )
      | ( ( SV44
          = ( tail_of @ ( sK10_SY189 @ SV44 @ SV31 ) ) )
        = $true )
      | ( ( vertex @ SV44 )
        = $false )
      | ( ( vertex @ SV31 )
        = $false )
      | ( ( SV31 = SV44 )
        = $true )
      | ( complete = $false ) ),
    inference(extcnf_not_neg,[status(thm)],[602]) ).

thf(618,plain,
    ! [SV31: $i,SV44: $i] :
      ( ( ( ~ ( ( SV44
               != ( head_of @ ( sK10_SY189 @ SV44 @ SV31 ) ) )
              | ( SV31
               != ( tail_of @ ( sK10_SY189 @ SV44 @ SV31 ) ) ) ) )
        = $true )
      | ( ( SV44
          = ( head_of @ ( sK10_SY189 @ SV44 @ SV31 ) ) )
        = $false )
      | ( ( SV31
          = ( tail_of @ ( sK10_SY189 @ SV44 @ SV31 ) ) )
        = $false )
      | ( ( vertex @ SV44 )
        = $false )
      | ( ( vertex @ SV31 )
        = $false )
      | ( ( SV31 = SV44 )
        = $true )
      | ( complete = $false ) ),
    inference(extcnf_not_neg,[status(thm)],[603]) ).

thf(619,plain,
    ! [SV44: $i,SV31: $i] :
      ( ( ( ( SV31
           != ( head_of @ ( sK10_SY189 @ SV44 @ SV31 ) ) )
          | ( SV44
           != ( tail_of @ ( sK10_SY189 @ SV44 @ SV31 ) ) ) )
        = $true )
      | ( ( SV44
          = ( head_of @ ( sK10_SY189 @ SV44 @ SV31 ) ) )
        = $false )
      | ( ( SV31
          = ( tail_of @ ( sK10_SY189 @ SV44 @ SV31 ) ) )
        = $false )
      | ( ( vertex @ SV44 )
        = $false )
      | ( ( vertex @ SV31 )
        = $false )
      | ( ( SV31 = SV44 )
        = $true )
      | ( complete = $false ) ),
    inference(extcnf_not_neg,[status(thm)],[604]) ).

thf(620,plain,
    ! [SV60: $i,SV10: $i,SV24: $i,SV38: $i] :
      ( ( ( ~ ( path @ ( head_of @ ( sK6_SY169 @ SV38 @ SV24 @ SV10 ) ) @ SV24 @ ( sK16_SY209 @ SV60 @ SV10 @ SV24 @ SV38 ) )
          | ( SV38
           != ( path_cons @ ( sK6_SY169 @ SV38 @ SV24 @ SV10 ) @ ( sK16_SY209 @ SV60 @ SV10 @ SV24 @ SV38 ) ) ) )
        = $false )
      | ( ( path @ ( head_of @ ( sK6_SY169 @ SV38 @ SV24 @ SV10 ) ) @ SV24 @ SV60 )
        = $false )
      | ( ( SV38
          = ( path_cons @ ( sK6_SY169 @ SV38 @ SV24 @ SV10 ) @ SV60 ) )
        = $false )
      | ( ( path @ SV10 @ SV24 @ SV38 )
        = $false ) ),
    inference(extcnf_not_pos,[status(thm)],[610]) ).

thf(621,plain,
    ! [SV52: $i,SV16: $i,SV58: $i,SV30: $i,SV43: $i,SV50: $i] :
      ( ( ( sequential @ SV50 @ ( sK15_SY207 @ SV43 @ SV30 @ SV58 @ SV16 @ SV52 @ SV50 ) )
        = $true )
      | ( ( sequential @ SV50 @ SV58 )
        = $false )
      | ( ( precedes @ SV58 @ SV52 @ SV16 )
        = $false )
      | ( ( precedes @ SV50 @ SV52 @ SV16 )
        = $false )
      | ( ( path @ SV30 @ SV43 @ SV16 )
        = $false ) ),
    inference(extcnf_not_neg,[status(thm)],[612]) ).

thf(622,plain,
    ! [SV50: $i,SV52: $i,SV16: $i,SV58: $i,SV30: $i,SV43: $i] :
      ( ( ( precedes @ ( sK15_SY207 @ SV43 @ SV30 @ SV58 @ SV16 @ SV52 @ SV50 ) @ SV52 @ SV16 )
        = $true )
      | ( ( sequential @ SV50 @ SV58 )
        = $false )
      | ( ( precedes @ SV58 @ SV52 @ SV16 )
        = $false )
      | ( ( precedes @ SV50 @ SV52 @ SV16 )
        = $false )
      | ( ( path @ SV30 @ SV43 @ SV16 )
        = $false ) ),
    inference(extcnf_not_neg,[status(thm)],[613]) ).

thf(623,plain,
    ! [SV31: $i,SV44: $i] :
      ( ( ( ( SV44
           != ( head_of @ ( sK10_SY189 @ SV44 @ SV31 ) ) )
          | ( SV31
           != ( tail_of @ ( sK10_SY189 @ SV44 @ SV31 ) ) ) )
        = $false )
      | ( ( SV31
          = ( head_of @ ( sK10_SY189 @ SV44 @ SV31 ) ) )
        = $true )
      | ( ( vertex @ SV44 )
        = $false )
      | ( ( vertex @ SV31 )
        = $false )
      | ( ( SV31 = SV44 )
        = $true )
      | ( complete = $false ) ),
    inference(extcnf_not_pos,[status(thm)],[614]) ).

thf(624,plain,
    ! [SV44: $i,SV31: $i] :
      ( ( ( SV31
         != ( head_of @ ( sK10_SY189 @ SV44 @ SV31 ) ) )
        = $true )
      | ( ( SV44
         != ( tail_of @ ( sK10_SY189 @ SV44 @ SV31 ) ) )
        = $true )
      | ( ( SV31
          = ( head_of @ ( sK10_SY189 @ SV44 @ SV31 ) ) )
        = $true )
      | ( ( vertex @ SV44 )
        = $false )
      | ( ( vertex @ SV31 )
        = $false )
      | ( ( SV31 = SV44 )
        = $true )
      | ( complete = $false ) ),
    inference(extcnf_or_pos,[status(thm)],[615]) ).

thf(625,plain,
    ! [SV31: $i,SV44: $i] :
      ( ( ( ( SV44
           != ( head_of @ ( sK10_SY189 @ SV44 @ SV31 ) ) )
          | ( SV31
           != ( tail_of @ ( sK10_SY189 @ SV44 @ SV31 ) ) ) )
        = $false )
      | ( ( SV44
          = ( tail_of @ ( sK10_SY189 @ SV44 @ SV31 ) ) )
        = $true )
      | ( ( vertex @ SV44 )
        = $false )
      | ( ( vertex @ SV31 )
        = $false )
      | ( ( SV31 = SV44 )
        = $true )
      | ( complete = $false ) ),
    inference(extcnf_not_pos,[status(thm)],[616]) ).

thf(626,plain,
    ! [SV44: $i,SV31: $i] :
      ( ( ( SV31
         != ( head_of @ ( sK10_SY189 @ SV44 @ SV31 ) ) )
        = $true )
      | ( ( SV44
         != ( tail_of @ ( sK10_SY189 @ SV44 @ SV31 ) ) )
        = $true )
      | ( ( SV44
          = ( tail_of @ ( sK10_SY189 @ SV44 @ SV31 ) ) )
        = $true )
      | ( ( vertex @ SV44 )
        = $false )
      | ( ( vertex @ SV31 )
        = $false )
      | ( ( SV31 = SV44 )
        = $true )
      | ( complete = $false ) ),
    inference(extcnf_or_pos,[status(thm)],[617]) ).

thf(627,plain,
    ! [SV31: $i,SV44: $i] :
      ( ( ( ( SV44
           != ( head_of @ ( sK10_SY189 @ SV44 @ SV31 ) ) )
          | ( SV31
           != ( tail_of @ ( sK10_SY189 @ SV44 @ SV31 ) ) ) )
        = $false )
      | ( ( SV44
          = ( head_of @ ( sK10_SY189 @ SV44 @ SV31 ) ) )
        = $false )
      | ( ( SV31
          = ( tail_of @ ( sK10_SY189 @ SV44 @ SV31 ) ) )
        = $false )
      | ( ( vertex @ SV44 )
        = $false )
      | ( ( vertex @ SV31 )
        = $false )
      | ( ( SV31 = SV44 )
        = $true )
      | ( complete = $false ) ),
    inference(extcnf_not_pos,[status(thm)],[618]) ).

thf(628,plain,
    ! [SV44: $i,SV31: $i] :
      ( ( ( SV31
         != ( head_of @ ( sK10_SY189 @ SV44 @ SV31 ) ) )
        = $true )
      | ( ( SV44
         != ( tail_of @ ( sK10_SY189 @ SV44 @ SV31 ) ) )
        = $true )
      | ( ( SV44
          = ( head_of @ ( sK10_SY189 @ SV44 @ SV31 ) ) )
        = $false )
      | ( ( SV31
          = ( tail_of @ ( sK10_SY189 @ SV44 @ SV31 ) ) )
        = $false )
      | ( ( vertex @ SV44 )
        = $false )
      | ( ( vertex @ SV31 )
        = $false )
      | ( ( SV31 = SV44 )
        = $true )
      | ( complete = $false ) ),
    inference(extcnf_or_pos,[status(thm)],[619]) ).

thf(629,plain,
    ! [SV60: $i,SV10: $i,SV24: $i,SV38: $i] :
      ( ( ( ~ ( path @ ( head_of @ ( sK6_SY169 @ SV38 @ SV24 @ SV10 ) ) @ SV24 @ ( sK16_SY209 @ SV60 @ SV10 @ SV24 @ SV38 ) ) )
        = $false )
      | ( ( path @ ( head_of @ ( sK6_SY169 @ SV38 @ SV24 @ SV10 ) ) @ SV24 @ SV60 )
        = $false )
      | ( ( SV38
          = ( path_cons @ ( sK6_SY169 @ SV38 @ SV24 @ SV10 ) @ SV60 ) )
        = $false )
      | ( ( path @ SV10 @ SV24 @ SV38 )
        = $false ) ),
    inference(extcnf_or_neg,[status(thm)],[620]) ).

thf(630,plain,
    ! [SV60: $i,SV10: $i,SV24: $i,SV38: $i] :
      ( ( ( SV38
         != ( path_cons @ ( sK6_SY169 @ SV38 @ SV24 @ SV10 ) @ ( sK16_SY209 @ SV60 @ SV10 @ SV24 @ SV38 ) ) )
        = $false )
      | ( ( path @ ( head_of @ ( sK6_SY169 @ SV38 @ SV24 @ SV10 ) ) @ SV24 @ SV60 )
        = $false )
      | ( ( SV38
          = ( path_cons @ ( sK6_SY169 @ SV38 @ SV24 @ SV10 ) @ SV60 ) )
        = $false )
      | ( ( path @ SV10 @ SV24 @ SV38 )
        = $false ) ),
    inference(extcnf_or_neg,[status(thm)],[620]) ).

thf(631,plain,
    ! [SV31: $i,SV44: $i] :
      ( ( ( SV44
         != ( head_of @ ( sK10_SY189 @ SV44 @ SV31 ) ) )
        = $false )
      | ( ( SV31
          = ( head_of @ ( sK10_SY189 @ SV44 @ SV31 ) ) )
        = $true )
      | ( ( vertex @ SV44 )
        = $false )
      | ( ( vertex @ SV31 )
        = $false )
      | ( ( SV31 = SV44 )
        = $true )
      | ( complete = $false ) ),
    inference(extcnf_or_neg,[status(thm)],[623]) ).

thf(632,plain,
    ! [SV44: $i,SV31: $i] :
      ( ( ( SV31
         != ( tail_of @ ( sK10_SY189 @ SV44 @ SV31 ) ) )
        = $false )
      | ( ( SV31
          = ( head_of @ ( sK10_SY189 @ SV44 @ SV31 ) ) )
        = $true )
      | ( ( vertex @ SV44 )
        = $false )
      | ( ( vertex @ SV31 )
        = $false )
      | ( ( SV31 = SV44 )
        = $true )
      | ( complete = $false ) ),
    inference(extcnf_or_neg,[status(thm)],[623]) ).

thf(633,plain,
    ! [SV44: $i,SV31: $i] :
      ( ( ( SV31
          = ( head_of @ ( sK10_SY189 @ SV44 @ SV31 ) ) )
        = $false )
      | ( ( SV44
         != ( tail_of @ ( sK10_SY189 @ SV44 @ SV31 ) ) )
        = $true )
      | ( ( SV31
          = ( head_of @ ( sK10_SY189 @ SV44 @ SV31 ) ) )
        = $true )
      | ( ( vertex @ SV44 )
        = $false )
      | ( ( vertex @ SV31 )
        = $false )
      | ( ( SV31 = SV44 )
        = $true )
      | ( complete = $false ) ),
    inference(extcnf_not_pos,[status(thm)],[624]) ).

thf(634,plain,
    ! [SV31: $i,SV44: $i] :
      ( ( ( SV44
         != ( head_of @ ( sK10_SY189 @ SV44 @ SV31 ) ) )
        = $false )
      | ( ( SV44
          = ( tail_of @ ( sK10_SY189 @ SV44 @ SV31 ) ) )
        = $true )
      | ( ( vertex @ SV44 )
        = $false )
      | ( ( vertex @ SV31 )
        = $false )
      | ( ( SV31 = SV44 )
        = $true )
      | ( complete = $false ) ),
    inference(extcnf_or_neg,[status(thm)],[625]) ).

thf(635,plain,
    ! [SV44: $i,SV31: $i] :
      ( ( ( SV31
         != ( tail_of @ ( sK10_SY189 @ SV44 @ SV31 ) ) )
        = $false )
      | ( ( SV44
          = ( tail_of @ ( sK10_SY189 @ SV44 @ SV31 ) ) )
        = $true )
      | ( ( vertex @ SV44 )
        = $false )
      | ( ( vertex @ SV31 )
        = $false )
      | ( ( SV31 = SV44 )
        = $true )
      | ( complete = $false ) ),
    inference(extcnf_or_neg,[status(thm)],[625]) ).

thf(636,plain,
    ! [SV44: $i,SV31: $i] :
      ( ( ( SV31
          = ( head_of @ ( sK10_SY189 @ SV44 @ SV31 ) ) )
        = $false )
      | ( ( SV44
         != ( tail_of @ ( sK10_SY189 @ SV44 @ SV31 ) ) )
        = $true )
      | ( ( SV44
          = ( tail_of @ ( sK10_SY189 @ SV44 @ SV31 ) ) )
        = $true )
      | ( ( vertex @ SV44 )
        = $false )
      | ( ( vertex @ SV31 )
        = $false )
      | ( ( SV31 = SV44 )
        = $true )
      | ( complete = $false ) ),
    inference(extcnf_not_pos,[status(thm)],[626]) ).

thf(637,plain,
    ! [SV31: $i,SV44: $i] :
      ( ( ( SV44
         != ( head_of @ ( sK10_SY189 @ SV44 @ SV31 ) ) )
        = $false )
      | ( ( SV44
          = ( head_of @ ( sK10_SY189 @ SV44 @ SV31 ) ) )
        = $false )
      | ( ( SV31
          = ( tail_of @ ( sK10_SY189 @ SV44 @ SV31 ) ) )
        = $false )
      | ( ( vertex @ SV44 )
        = $false )
      | ( ( vertex @ SV31 )
        = $false )
      | ( ( SV31 = SV44 )
        = $true )
      | ( complete = $false ) ),
    inference(extcnf_or_neg,[status(thm)],[627]) ).

thf(638,plain,
    ! [SV44: $i,SV31: $i] :
      ( ( ( SV31
         != ( tail_of @ ( sK10_SY189 @ SV44 @ SV31 ) ) )
        = $false )
      | ( ( SV44
          = ( head_of @ ( sK10_SY189 @ SV44 @ SV31 ) ) )
        = $false )
      | ( ( SV31
          = ( tail_of @ ( sK10_SY189 @ SV44 @ SV31 ) ) )
        = $false )
      | ( ( vertex @ SV44 )
        = $false )
      | ( ( vertex @ SV31 )
        = $false )
      | ( ( SV31 = SV44 )
        = $true )
      | ( complete = $false ) ),
    inference(extcnf_or_neg,[status(thm)],[627]) ).

thf(639,plain,
    ! [SV44: $i,SV31: $i] :
      ( ( ( SV31
          = ( head_of @ ( sK10_SY189 @ SV44 @ SV31 ) ) )
        = $false )
      | ( ( SV44
         != ( tail_of @ ( sK10_SY189 @ SV44 @ SV31 ) ) )
        = $true )
      | ( ( SV44
          = ( head_of @ ( sK10_SY189 @ SV44 @ SV31 ) ) )
        = $false )
      | ( ( SV31
          = ( tail_of @ ( sK10_SY189 @ SV44 @ SV31 ) ) )
        = $false )
      | ( ( vertex @ SV44 )
        = $false )
      | ( ( vertex @ SV31 )
        = $false )
      | ( ( SV31 = SV44 )
        = $true )
      | ( complete = $false ) ),
    inference(extcnf_not_pos,[status(thm)],[628]) ).

thf(640,plain,
    ! [SV60: $i,SV10: $i,SV24: $i,SV38: $i] :
      ( ( ( path @ ( head_of @ ( sK6_SY169 @ SV38 @ SV24 @ SV10 ) ) @ SV24 @ ( sK16_SY209 @ SV60 @ SV10 @ SV24 @ SV38 ) )
        = $true )
      | ( ( path @ ( head_of @ ( sK6_SY169 @ SV38 @ SV24 @ SV10 ) ) @ SV24 @ SV60 )
        = $false )
      | ( ( SV38
          = ( path_cons @ ( sK6_SY169 @ SV38 @ SV24 @ SV10 ) @ SV60 ) )
        = $false )
      | ( ( path @ SV10 @ SV24 @ SV38 )
        = $false ) ),
    inference(extcnf_not_neg,[status(thm)],[629]) ).

thf(641,plain,
    ! [SV60: $i,SV10: $i,SV24: $i,SV38: $i] :
      ( ( ( SV38
          = ( path_cons @ ( sK6_SY169 @ SV38 @ SV24 @ SV10 ) @ ( sK16_SY209 @ SV60 @ SV10 @ SV24 @ SV38 ) ) )
        = $true )
      | ( ( path @ ( head_of @ ( sK6_SY169 @ SV38 @ SV24 @ SV10 ) ) @ SV24 @ SV60 )
        = $false )
      | ( ( SV38
          = ( path_cons @ ( sK6_SY169 @ SV38 @ SV24 @ SV10 ) @ SV60 ) )
        = $false )
      | ( ( path @ SV10 @ SV24 @ SV38 )
        = $false ) ),
    inference(extcnf_not_neg,[status(thm)],[630]) ).

thf(642,plain,
    ! [SV31: $i,SV44: $i] :
      ( ( ( SV44
          = ( head_of @ ( sK10_SY189 @ SV44 @ SV31 ) ) )
        = $true )
      | ( ( SV31
          = ( head_of @ ( sK10_SY189 @ SV44 @ SV31 ) ) )
        = $true )
      | ( ( vertex @ SV44 )
        = $false )
      | ( ( vertex @ SV31 )
        = $false )
      | ( ( SV31 = SV44 )
        = $true )
      | ( complete = $false ) ),
    inference(extcnf_not_neg,[status(thm)],[631]) ).

thf(643,plain,
    ! [SV44: $i,SV31: $i] :
      ( ( ( SV31
          = ( tail_of @ ( sK10_SY189 @ SV44 @ SV31 ) ) )
        = $true )
      | ( ( SV31
          = ( head_of @ ( sK10_SY189 @ SV44 @ SV31 ) ) )
        = $true )
      | ( ( vertex @ SV44 )
        = $false )
      | ( ( vertex @ SV31 )
        = $false )
      | ( ( SV31 = SV44 )
        = $true )
      | ( complete = $false ) ),
    inference(extcnf_not_neg,[status(thm)],[632]) ).

thf(644,plain,
    ! [SV31: $i,SV44: $i] :
      ( ( ( SV44
          = ( tail_of @ ( sK10_SY189 @ SV44 @ SV31 ) ) )
        = $false )
      | ( ( SV31
          = ( head_of @ ( sK10_SY189 @ SV44 @ SV31 ) ) )
        = $false )
      | ( ( SV31
          = ( head_of @ ( sK10_SY189 @ SV44 @ SV31 ) ) )
        = $true )
      | ( ( vertex @ SV44 )
        = $false )
      | ( ( vertex @ SV31 )
        = $false )
      | ( ( SV31 = SV44 )
        = $true )
      | ( complete = $false ) ),
    inference(extcnf_not_pos,[status(thm)],[633]) ).

thf(645,plain,
    ! [SV31: $i,SV44: $i] :
      ( ( ( SV44
          = ( head_of @ ( sK10_SY189 @ SV44 @ SV31 ) ) )
        = $true )
      | ( ( SV44
          = ( tail_of @ ( sK10_SY189 @ SV44 @ SV31 ) ) )
        = $true )
      | ( ( vertex @ SV44 )
        = $false )
      | ( ( vertex @ SV31 )
        = $false )
      | ( ( SV31 = SV44 )
        = $true )
      | ( complete = $false ) ),
    inference(extcnf_not_neg,[status(thm)],[634]) ).

thf(646,plain,
    ! [SV44: $i,SV31: $i] :
      ( ( ( SV31
          = ( tail_of @ ( sK10_SY189 @ SV44 @ SV31 ) ) )
        = $true )
      | ( ( SV44
          = ( tail_of @ ( sK10_SY189 @ SV44 @ SV31 ) ) )
        = $true )
      | ( ( vertex @ SV44 )
        = $false )
      | ( ( vertex @ SV31 )
        = $false )
      | ( ( SV31 = SV44 )
        = $true )
      | ( complete = $false ) ),
    inference(extcnf_not_neg,[status(thm)],[635]) ).

thf(647,plain,
    ! [SV31: $i,SV44: $i] :
      ( ( ( SV44
          = ( tail_of @ ( sK10_SY189 @ SV44 @ SV31 ) ) )
        = $false )
      | ( ( SV31
          = ( head_of @ ( sK10_SY189 @ SV44 @ SV31 ) ) )
        = $false )
      | ( ( SV44
          = ( tail_of @ ( sK10_SY189 @ SV44 @ SV31 ) ) )
        = $true )
      | ( ( vertex @ SV44 )
        = $false )
      | ( ( vertex @ SV31 )
        = $false )
      | ( ( SV31 = SV44 )
        = $true )
      | ( complete = $false ) ),
    inference(extcnf_not_pos,[status(thm)],[636]) ).

thf(648,plain,
    ! [SV31: $i,SV44: $i] :
      ( ( ( SV44
          = ( head_of @ ( sK10_SY189 @ SV44 @ SV31 ) ) )
        = $true )
      | ( ( SV44
          = ( head_of @ ( sK10_SY189 @ SV44 @ SV31 ) ) )
        = $false )
      | ( ( SV31
          = ( tail_of @ ( sK10_SY189 @ SV44 @ SV31 ) ) )
        = $false )
      | ( ( vertex @ SV44 )
        = $false )
      | ( ( vertex @ SV31 )
        = $false )
      | ( ( SV31 = SV44 )
        = $true )
      | ( complete = $false ) ),
    inference(extcnf_not_neg,[status(thm)],[637]) ).

thf(649,plain,
    ! [SV44: $i,SV31: $i] :
      ( ( ( SV31
          = ( tail_of @ ( sK10_SY189 @ SV44 @ SV31 ) ) )
        = $true )
      | ( ( SV44
          = ( head_of @ ( sK10_SY189 @ SV44 @ SV31 ) ) )
        = $false )
      | ( ( SV31
          = ( tail_of @ ( sK10_SY189 @ SV44 @ SV31 ) ) )
        = $false )
      | ( ( vertex @ SV44 )
        = $false )
      | ( ( vertex @ SV31 )
        = $false )
      | ( ( SV31 = SV44 )
        = $true )
      | ( complete = $false ) ),
    inference(extcnf_not_neg,[status(thm)],[638]) ).

thf(650,plain,
    ! [SV31: $i,SV44: $i] :
      ( ( ( SV44
          = ( tail_of @ ( sK10_SY189 @ SV44 @ SV31 ) ) )
        = $false )
      | ( ( SV31
          = ( head_of @ ( sK10_SY189 @ SV44 @ SV31 ) ) )
        = $false )
      | ( ( SV44
          = ( head_of @ ( sK10_SY189 @ SV44 @ SV31 ) ) )
        = $false )
      | ( ( SV31
          = ( tail_of @ ( sK10_SY189 @ SV44 @ SV31 ) ) )
        = $false )
      | ( ( vertex @ SV44 )
        = $false )
      | ( ( vertex @ SV31 )
        = $false )
      | ( ( SV31 = SV44 )
        = $true )
      | ( complete = $false ) ),
    inference(extcnf_not_pos,[status(thm)],[639]) ).

thf(651,plain,
    $false = $true,
    inference(fo_atp_e,[status(thm)],[58,650,649,648,647,646,645,644,643,642,641,640,622,621,611,609,608,607,606,605,575,573,570,559,553,552,541,525,499,498,492,473,471,467,463,461,459,452,451,443,441,435,415,414,412,403,400,399,390,389,385,384,382,380,379,378,363,350,345,339,337,318,316,305,282,275,274,272,256,183,174,173,165,158,134,95]) ).

thf(652,plain,
    $false,
    inference(solved_all_splits,[solved_all_splits(join,[])],[651]) ).

%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.00/0.03  % Problem  : GRA009+2 : TPTP v9.3.1. Bugfixed v3.2.0.
% 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
% 0.10/0.16  % Computer : n017.cluster.edu
% 0.10/0.16  % Model    : x86_64 x86_64
% 0.10/0.16  % CPU      : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.10/0.16  % Memory   : 8046.5625MB
% 0.10/0.16  % OS       : Linux 6.8.0-71-generic
% 0.10/0.16  % CPULimit : 300
% 0.10/0.16  % WCLimit  : 300
% 0.10/0.16  % DateTime : Tue Oct  6 10:17:45 UTC 2026
% 0.10/0.17  % CPUTime  : 
% 0.10/0.17  Running leo --cores 7 --timeout 300 --proofoutput 1 --foatp e --atp e=/export/starexec/sandbox2/solver/bin/eprover /export/starexec/sandbox2/benchmark/theBenchmark.p
% 9.62/1.86  
% 9.62/1.86   No.of.Axioms: 17
% 9.62/1.86  
% 9.62/1.86   Length.of.Defs: 0
% 9.62/1.86  
% 9.62/1.86   Contains.Choice.Funs: false
% 9.62/1.86  ......................
% 9.62/1.86  
% 9.62/1.86  ********************************
% 9.62/1.86  *   All subproblems solved!    *
% 9.62/1.86  ********************************
% 9.62/1.86  % SZS status Theorem for /export/starexec/sandbox2/benchmark/theBenchmark.p : (rf:0,axioms:18,ps:3,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:651,loop_count:0,foatp_calls:1,translation:fof_full)
% 9.62/1.86  
% 9.62/1.86  %**** Beginning of derivation protocol ****
% 9.62/1.86  % SZS output start CNFRefutation
% See solution above
% 9.62/1.87  
% 9.62/1.87  %**** End of derivation protocol ****
% 9.62/1.87  %**** no. of clauses in derivation: 652 ****
% 9.62/1.87  %**** clause counter: 651 ****
% 9.62/1.87  
% 9.62/1.87  % SZS status Theorem for /export/starexec/sandbox2/benchmark/theBenchmark.p : (rf:0,axioms:18,ps:3,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:651,loop_count:0,foatp_calls:1,translation:fof_full)
%------------------------------------------------------------------------------