TSTP Solution File: SEU142+1 by LEO-II---1.7.0

View Problem - Process Solution

%------------------------------------------------------------------------------
% File     : LEO-II---1.7.0
% Problem  : SEU142+1 : TPTP v8.1.0. Released v3.3.0.
% Transfm  : none
% Format   : tptp
% Command  : leo --timeout %d --proofoutput 1 --foatp e --atp e=./eprover %s

% Computer : n010.cluster.edu
% Model    : x86_64 x86_64
% CPU      : Intel(R) Xeon(R) CPU E5-2620 v4 2.10GHz
% Memory   : 8042.1875MB
% OS       : Linux 3.10.0-693.el7.x86_64
% CPULimit : 300s
% WCLimit  : 600s
% DateTime : Tue Jul 19 12:07:03 EDT 2022

% Result   : Theorem 0.59s 0.78s
% Output   : CNFRefutation 0.59s
% Verified : 
% SZS Type : Refutation
%            Derivation depth      :   23
%            Number of leaves      :   15
% Syntax   : Number of formulae    :  146 (  58 unt;   7 typ;   0 def)
%            Number of atoms       : 1062 ( 577 equ;   0 cnn)
%            Maximal formula atoms :    4 (   7 avg)
%            Number of connectives : 2158 ( 458   ~; 419   |;  18   &;1249   @)
%                                         (  10 <=>;   4  =>;   0  <=;   0 <~>)
%            Maximal formula depth :    9 (   4 avg)
%            Number of types       :    2 (   0 usr)
%            Number of type conns  :   12 (  12   >;   0   *;   0   +;   0  <<)
%            Number of symbols     :   10 (   7 usr;   3 con; 0-3 aty)
%            Number of variables   :  421 (   0   ^ 421   !;   0   ?; 421   :)

% Comments : 
%------------------------------------------------------------------------------
thf(tp_in,type,
    in: $i > $i > $o ).

thf(tp_sK1_A,type,
    sK1_A: $i ).

thf(tp_sK2_C,type,
    sK2_C: $i > $i > $i ).

thf(tp_sK3_D,type,
    sK3_D: $i > $i > $i > $i ).

thf(tp_sK4_C,type,
    sK4_C: $i > $i > $i ).

thf(tp_singleton,type,
    singleton: $i > $i ).

thf(tp_unordered_pair,type,
    unordered_pair: $i > $i > $i ).

thf(1,axiom,
    ! [A: $i,B: $i] :
      ( ! [C: $i] :
          ( ( in @ C @ A )
        <=> ( in @ C @ B ) )
     => ( A = B ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',t2_tarski) ).

thf(2,axiom,
    $true,
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',dt_k2_tarski) ).

thf(3,axiom,
    $true,
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',dt_k1_tarski) ).

thf(4,axiom,
    ! [A: $i,B: $i,C: $i] :
      ( ( C
        = ( unordered_pair @ A @ B ) )
    <=> ! [D: $i] :
          ( ( in @ D @ C )
        <=> ( ( D = A )
            | ( D = B ) ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',d2_tarski) ).

thf(5,axiom,
    ! [A: $i,B: $i] :
      ( ( B
        = ( singleton @ A ) )
    <=> ! [C: $i] :
          ( ( in @ C @ B )
        <=> ( C = A ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',d1_tarski) ).

thf(6,axiom,
    ! [A: $i,B: $i] :
      ( ( unordered_pair @ A @ B )
      = ( unordered_pair @ B @ A ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',commutativity_k2_tarski) ).

thf(7,axiom,
    ! [A: $i,B: $i] :
      ( ( in @ A @ B )
     => ~ ( in @ B @ A ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',antisymmetry_r2_hidden) ).

thf(8,conjecture,
    ! [A: $i] :
      ( ( unordered_pair @ A @ A )
      = ( singleton @ A ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',t69_enumset1) ).

thf(9,negated_conjecture,
    ( ( ! [A: $i] :
          ( ( unordered_pair @ A @ A )
          = ( singleton @ A ) ) )
    = $false ),
    inference(negate_conjecture,[status(cth)],[8]) ).

thf(10,plain,
    ( ( ! [A: $i] :
          ( ( unordered_pair @ A @ A )
          = ( singleton @ A ) ) )
    = $false ),
    inference(unfold_def,[status(thm)],[9]) ).

thf(11,plain,
    ( ( ! [A: $i,B: $i] :
          ( ! [C: $i] :
              ( ( in @ C @ A )
            <=> ( in @ C @ B ) )
         => ( A = B ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[1]) ).

thf(12,plain,
    $true = $true,
    inference(unfold_def,[status(thm)],[2]) ).

thf(13,plain,
    $true = $true,
    inference(unfold_def,[status(thm)],[3]) ).

thf(14,plain,
    ( ( ! [A: $i,B: $i,C: $i] :
          ( ( C
            = ( unordered_pair @ A @ B ) )
        <=> ! [D: $i] :
              ( ( in @ D @ C )
            <=> ( ( D = A )
                | ( D = B ) ) ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[4]) ).

thf(15,plain,
    ( ( ! [A: $i,B: $i] :
          ( ( B
            = ( singleton @ A ) )
        <=> ! [C: $i] :
              ( ( in @ C @ B )
            <=> ( C = A ) ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[5]) ).

thf(16,plain,
    ( ( ! [A: $i,B: $i] :
          ( ( unordered_pair @ A @ B )
          = ( unordered_pair @ B @ A ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[6]) ).

thf(17,plain,
    ( ( ! [A: $i,B: $i] :
          ( ( in @ A @ B )
         => ~ ( in @ B @ A ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[7]) ).

thf(18,plain,
    ( ( ( unordered_pair @ sK1_A @ sK1_A )
      = ( singleton @ sK1_A ) )
    = $false ),
    inference(extcnf_forall_neg,[status(esa)],[10]) ).

thf(19,plain,
    ( ( ( ( unordered_pair @ sK1_A @ sK1_A )
       != ( singleton @ sK1_A ) ) )
    = $true ),
    inference(polarity_switch,[status(thm)],[18]) ).

thf(20,plain,
    ( ( ! [A: $i,B: $i] :
          ( ( ( ~ ( in @ ( sK2_C @ B @ A ) @ A )
              | ~ ( in @ ( sK2_C @ B @ A ) @ B ) )
            & ( ( in @ ( sK2_C @ B @ A ) @ A )
              | ( in @ ( sK2_C @ B @ A ) @ B ) ) )
          | ( A = B ) ) )
    = $true ),
    inference(extcnf_combined,[status(esa)],[11]) ).

thf(21,plain,
    ( ( ! [A: $i] :
          ( ! [B: $i,C: $i] :
              ( ( ( ~ ( in @ ( sK3_D @ C @ B @ A ) @ C )
                  | ( ( sK3_D @ C @ B @ A )
                   != A ) )
                & ( ~ ( in @ ( sK3_D @ C @ B @ A ) @ C )
                  | ( ( sK3_D @ C @ B @ A )
                   != B ) )
                & ( ( in @ ( sK3_D @ C @ B @ A ) @ C )
                  | ( ( sK3_D @ C @ B @ A )
                    = A )
                  | ( ( sK3_D @ C @ B @ A )
                    = B ) ) )
              | ( C
                = ( unordered_pair @ A @ B ) ) )
          & ! [B: $i,C: $i] :
              ( ( C
               != ( unordered_pair @ A @ B ) )
              | ( ! [D: $i] :
                    ( ~ ( in @ D @ C )
                    | ( D = A )
                    | ( D = B ) )
                & ! [D: $i] :
                    ( ( D != A )
                    | ( in @ D @ C ) )
                & ! [D: $i] :
                    ( ( D != B )
                    | ( in @ D @ C ) ) ) ) ) )
    = $true ),
    inference(extcnf_combined,[status(esa)],[14]) ).

thf(22,plain,
    ( ( ! [A: $i,B: $i] :
          ( ( ( ( ( sK4_C @ B @ A )
               != A )
              | ~ ( in @ ( sK4_C @ B @ A ) @ B ) )
            & ( ( ( sK4_C @ B @ A )
                = A )
              | ( in @ ( sK4_C @ B @ A ) @ B ) ) )
          | ( B
            = ( singleton @ A ) ) )
      & ! [A: $i,B: $i] :
          ( ( B
           != ( singleton @ A ) )
          | ( ! [C: $i] :
                ( ( C != A )
                | ( in @ C @ B ) )
            & ! [C: $i] :
                ( ~ ( in @ C @ B )
                | ( C = A ) ) ) ) )
    = $true ),
    inference(extcnf_combined,[status(esa)],[15]) ).

thf(23,plain,
    ( ( ! [A: $i,B: $i] :
          ( ~ ( in @ A @ B )
          | ~ ( in @ B @ A ) ) )
    = $true ),
    inference(extcnf_combined,[status(esa)],[17]) ).

thf(24,plain,
    ( ( ! [A: $i,B: $i] :
          ( ~ ( in @ A @ B )
          | ~ ( in @ B @ A ) ) )
    = $true ),
    inference(copy,[status(thm)],[23]) ).

thf(25,plain,
    ( ( ! [A: $i,B: $i] :
          ( ( unordered_pair @ A @ B )
          = ( unordered_pair @ B @ A ) ) )
    = $true ),
    inference(copy,[status(thm)],[16]) ).

thf(26,plain,
    ( ( ! [A: $i,B: $i] :
          ( ( ( ( ( sK4_C @ B @ A )
               != A )
              | ~ ( in @ ( sK4_C @ B @ A ) @ B ) )
            & ( ( ( sK4_C @ B @ A )
                = A )
              | ( in @ ( sK4_C @ B @ A ) @ B ) ) )
          | ( B
            = ( singleton @ A ) ) )
      & ! [A: $i,B: $i] :
          ( ( B
           != ( singleton @ A ) )
          | ( ! [C: $i] :
                ( ( C != A )
                | ( in @ C @ B ) )
            & ! [C: $i] :
                ( ~ ( in @ C @ B )
                | ( C = A ) ) ) ) )
    = $true ),
    inference(copy,[status(thm)],[22]) ).

thf(27,plain,
    ( ( ! [A: $i] :
          ( ! [B: $i,C: $i] :
              ( ( ( ~ ( in @ ( sK3_D @ C @ B @ A ) @ C )
                  | ( ( sK3_D @ C @ B @ A )
                   != A ) )
                & ( ~ ( in @ ( sK3_D @ C @ B @ A ) @ C )
                  | ( ( sK3_D @ C @ B @ A )
                   != B ) )
                & ( ( in @ ( sK3_D @ C @ B @ A ) @ C )
                  | ( ( sK3_D @ C @ B @ A )
                    = A )
                  | ( ( sK3_D @ C @ B @ A )
                    = B ) ) )
              | ( C
                = ( unordered_pair @ A @ B ) ) )
          & ! [B: $i,C: $i] :
              ( ( C
               != ( unordered_pair @ A @ B ) )
              | ( ! [D: $i] :
                    ( ~ ( in @ D @ C )
                    | ( D = A )
                    | ( D = B ) )
                & ! [D: $i] :
                    ( ( D != A )
                    | ( in @ D @ C ) )
                & ! [D: $i] :
                    ( ( D != B )
                    | ( in @ D @ C ) ) ) ) ) )
    = $true ),
    inference(copy,[status(thm)],[21]) ).

thf(28,plain,
    $true = $true,
    inference(copy,[status(thm)],[13]) ).

thf(29,plain,
    $true = $true,
    inference(copy,[status(thm)],[12]) ).

thf(30,plain,
    ( ( ! [A: $i,B: $i] :
          ( ( ( ~ ( in @ ( sK2_C @ B @ A ) @ A )
              | ~ ( in @ ( sK2_C @ B @ A ) @ B ) )
            & ( ( in @ ( sK2_C @ B @ A ) @ A )
              | ( in @ ( sK2_C @ B @ A ) @ B ) ) )
          | ( A = B ) ) )
    = $true ),
    inference(copy,[status(thm)],[20]) ).

thf(31,plain,
    ( ( ( ( unordered_pair @ sK1_A @ sK1_A )
       != ( singleton @ sK1_A ) ) )
    = $true ),
    inference(copy,[status(thm)],[19]) ).

thf(32,plain,
    ( ( ~ ( ~ ! [SX0: $i,SX1: $i] :
                ( ~ ( ~ ( ( ( sK4_C @ SX1 @ SX0 )
                         != SX0 )
                        | ~ ( in @ ( sK4_C @ SX1 @ SX0 ) @ SX1 ) )
                    | ~ ( ( ( sK4_C @ SX1 @ SX0 )
                          = SX0 )
                        | ( in @ ( sK4_C @ SX1 @ SX0 ) @ SX1 ) ) )
                | ( SX1
                  = ( singleton @ SX0 ) ) )
          | ~ ! [SX0: $i,SX1: $i] :
                ( ( SX1
                 != ( singleton @ SX0 ) )
                | ~ ( ~ ! [SX2: $i] :
                          ( ( SX2 != SX0 )
                          | ( in @ SX2 @ SX1 ) )
                    | ~ ! [SX2: $i] :
                          ( ~ ( in @ SX2 @ SX1 )
                          | ( SX2 = SX0 ) ) ) ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[26]) ).

thf(33,plain,
    ( ( ! [SX0: $i] :
          ~ ( ~ ! [SX1: $i,SX2: $i] :
                  ( ~ ( ~ ~ ( ~ ( ~ ( in @ ( sK3_D @ SX2 @ SX1 @ SX0 ) @ SX2 )
                                | ( ( sK3_D @ SX2 @ SX1 @ SX0 )
                                 != SX0 ) )
                            | ~ ( ~ ( in @ ( sK3_D @ SX2 @ SX1 @ SX0 ) @ SX2 )
                                | ( ( sK3_D @ SX2 @ SX1 @ SX0 )
                                 != SX1 ) ) )
                      | ~ ( ( in @ ( sK3_D @ SX2 @ SX1 @ SX0 ) @ SX2 )
                          | ( ( sK3_D @ SX2 @ SX1 @ SX0 )
                            = SX0 )
                          | ( ( sK3_D @ SX2 @ SX1 @ SX0 )
                            = SX1 ) ) )
                  | ( SX2
                    = ( unordered_pair @ SX0 @ SX1 ) ) )
            | ~ ! [SX1: $i,SX2: $i] :
                  ( ( SX2
                   != ( unordered_pair @ SX0 @ SX1 ) )
                  | ~ ( ~ ! [SX3: $i] :
                            ( ~ ( in @ SX3 @ SX2 )
                            | ( SX3 = SX0 )
                            | ( SX3 = SX1 ) )
                      | ~ ~ ( ~ ! [SX3: $i] :
                                  ( ( SX3 != SX0 )
                                  | ( in @ SX3 @ SX2 ) )
                            | ~ ! [SX3: $i] :
                                  ( ( SX3 != SX1 )
                                  | ( in @ SX3 @ SX2 ) ) ) ) ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[27]) ).

thf(34,plain,
    ( ( ! [SX0: $i,SX1: $i] :
          ( ~ ( ~ ( ~ ( in @ ( sK2_C @ SX1 @ SX0 ) @ SX0 )
                  | ~ ( in @ ( sK2_C @ SX1 @ SX0 ) @ SX1 ) )
              | ~ ( ( in @ ( sK2_C @ SX1 @ SX0 ) @ SX0 )
                  | ( in @ ( sK2_C @ SX1 @ SX0 ) @ SX1 ) ) )
          | ( SX0 = SX1 ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[30]) ).

thf(35,plain,
    ! [SV1: $i] :
      ( ( ! [SY15: $i] :
            ( ~ ( in @ SV1 @ SY15 )
            | ~ ( in @ SY15 @ SV1 ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[24]) ).

thf(36,plain,
    ! [SV2: $i] :
      ( ( ! [SY16: $i] :
            ( ( unordered_pair @ SV2 @ SY16 )
            = ( unordered_pair @ SY16 @ SV2 ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[25]) ).

thf(37,plain,
    ( ( ( unordered_pair @ sK1_A @ sK1_A )
      = ( singleton @ sK1_A ) )
    = $false ),
    inference(extcnf_not_pos,[status(thm)],[31]) ).

thf(38,plain,
    ( ( ~ ! [SX0: $i,SX1: $i] :
            ( ~ ( ~ ( ( ( sK4_C @ SX1 @ SX0 )
                     != SX0 )
                    | ~ ( in @ ( sK4_C @ SX1 @ SX0 ) @ SX1 ) )
                | ~ ( ( ( sK4_C @ SX1 @ SX0 )
                      = SX0 )
                    | ( in @ ( sK4_C @ SX1 @ SX0 ) @ SX1 ) ) )
            | ( SX1
              = ( singleton @ SX0 ) ) )
      | ~ ! [SX0: $i,SX1: $i] :
            ( ( SX1
             != ( singleton @ SX0 ) )
            | ~ ( ~ ! [SX2: $i] :
                      ( ( SX2 != SX0 )
                      | ( in @ SX2 @ SX1 ) )
                | ~ ! [SX2: $i] :
                      ( ~ ( in @ SX2 @ SX1 )
                      | ( SX2 = SX0 ) ) ) ) )
    = $false ),
    inference(extcnf_not_pos,[status(thm)],[32]) ).

thf(39,plain,
    ! [SV3: $i] :
      ( ( ~ ( ~ ! [SY17: $i,SY18: $i] :
                  ( ~ ( ~ ~ ( ~ ( ~ ( in @ ( sK3_D @ SY18 @ SY17 @ SV3 ) @ SY18 )
                                | ( ( sK3_D @ SY18 @ SY17 @ SV3 )
                                 != SV3 ) )
                            | ~ ( ~ ( in @ ( sK3_D @ SY18 @ SY17 @ SV3 ) @ SY18 )
                                | ( ( sK3_D @ SY18 @ SY17 @ SV3 )
                                 != SY17 ) ) )
                      | ~ ( ( in @ ( sK3_D @ SY18 @ SY17 @ SV3 ) @ SY18 )
                          | ( ( sK3_D @ SY18 @ SY17 @ SV3 )
                            = SV3 )
                          | ( ( sK3_D @ SY18 @ SY17 @ SV3 )
                            = SY17 ) ) )
                  | ( SY18
                    = ( unordered_pair @ SV3 @ SY17 ) ) )
            | ~ ! [SY19: $i,SY20: $i] :
                  ( ( SY20
                   != ( unordered_pair @ SV3 @ SY19 ) )
                  | ~ ( ~ ! [SY21: $i] :
                            ( ~ ( in @ SY21 @ SY20 )
                            | ( SY21 = SV3 )
                            | ( SY21 = SY19 ) )
                      | ~ ~ ( ~ ! [SY22: $i] :
                                  ( ( SY22 != SV3 )
                                  | ( in @ SY22 @ SY20 ) )
                            | ~ ! [SX3: $i] :
                                  ( ( SX3 != SY19 )
                                  | ( in @ SX3 @ SY20 ) ) ) ) ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[33]) ).

thf(40,plain,
    ! [SV4: $i] :
      ( ( ! [SY24: $i] :
            ( ~ ( ~ ( ~ ( in @ ( sK2_C @ SY24 @ SV4 ) @ SV4 )
                    | ~ ( in @ ( sK2_C @ SY24 @ SV4 ) @ SY24 ) )
                | ~ ( ( in @ ( sK2_C @ SY24 @ SV4 ) @ SV4 )
                    | ( in @ ( sK2_C @ SY24 @ SV4 ) @ SY24 ) ) )
            | ( SV4 = SY24 ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[34]) ).

thf(41,plain,
    ! [SV5: $i,SV1: $i] :
      ( ( ~ ( in @ SV1 @ SV5 )
        | ~ ( in @ SV5 @ SV1 ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[35]) ).

thf(42,plain,
    ! [SV6: $i,SV2: $i] :
      ( ( ( unordered_pair @ SV2 @ SV6 )
        = ( unordered_pair @ SV6 @ SV2 ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[36]) ).

thf(43,plain,
    ( ( ~ ! [SX0: $i,SX1: $i] :
            ( ~ ( ~ ( ( ( sK4_C @ SX1 @ SX0 )
                     != SX0 )
                    | ~ ( in @ ( sK4_C @ SX1 @ SX0 ) @ SX1 ) )
                | ~ ( ( ( sK4_C @ SX1 @ SX0 )
                      = SX0 )
                    | ( in @ ( sK4_C @ SX1 @ SX0 ) @ SX1 ) ) )
            | ( SX1
              = ( singleton @ SX0 ) ) ) )
    = $false ),
    inference(extcnf_or_neg,[status(thm)],[38]) ).

thf(44,plain,
    ( ( ~ ! [SX0: $i,SX1: $i] :
            ( ( SX1
             != ( singleton @ SX0 ) )
            | ~ ( ~ ! [SX2: $i] :
                      ( ( SX2 != SX0 )
                      | ( in @ SX2 @ SX1 ) )
                | ~ ! [SX2: $i] :
                      ( ~ ( in @ SX2 @ SX1 )
                      | ( SX2 = SX0 ) ) ) ) )
    = $false ),
    inference(extcnf_or_neg,[status(thm)],[38]) ).

thf(45,plain,
    ! [SV3: $i] :
      ( ( ~ ! [SY17: $i,SY18: $i] :
              ( ~ ( ~ ~ ( ~ ( ~ ( in @ ( sK3_D @ SY18 @ SY17 @ SV3 ) @ SY18 )
                            | ( ( sK3_D @ SY18 @ SY17 @ SV3 )
                             != SV3 ) )
                        | ~ ( ~ ( in @ ( sK3_D @ SY18 @ SY17 @ SV3 ) @ SY18 )
                            | ( ( sK3_D @ SY18 @ SY17 @ SV3 )
                             != SY17 ) ) )
                  | ~ ( ( in @ ( sK3_D @ SY18 @ SY17 @ SV3 ) @ SY18 )
                      | ( ( sK3_D @ SY18 @ SY17 @ SV3 )
                        = SV3 )
                      | ( ( sK3_D @ SY18 @ SY17 @ SV3 )
                        = SY17 ) ) )
              | ( SY18
                = ( unordered_pair @ SV3 @ SY17 ) ) )
        | ~ ! [SY19: $i,SY20: $i] :
              ( ( SY20
               != ( unordered_pair @ SV3 @ SY19 ) )
              | ~ ( ~ ! [SY21: $i] :
                        ( ~ ( in @ SY21 @ SY20 )
                        | ( SY21 = SV3 )
                        | ( SY21 = SY19 ) )
                  | ~ ~ ( ~ ! [SY22: $i] :
                              ( ( SY22 != SV3 )
                              | ( in @ SY22 @ SY20 ) )
                        | ~ ! [SX3: $i] :
                              ( ( SX3 != SY19 )
                              | ( in @ SX3 @ SY20 ) ) ) ) ) )
      = $false ),
    inference(extcnf_not_pos,[status(thm)],[39]) ).

thf(46,plain,
    ! [SV4: $i,SV7: $i] :
      ( ( ~ ( ~ ( ~ ( in @ ( sK2_C @ SV7 @ SV4 ) @ SV4 )
                | ~ ( in @ ( sK2_C @ SV7 @ SV4 ) @ SV7 ) )
            | ~ ( ( in @ ( sK2_C @ SV7 @ SV4 ) @ SV4 )
                | ( in @ ( sK2_C @ SV7 @ SV4 ) @ SV7 ) ) )
        | ( SV4 = SV7 ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[40]) ).

thf(47,plain,
    ! [SV5: $i,SV1: $i] :
      ( ( ( ~ ( in @ SV1 @ SV5 ) )
        = $true )
      | ( ( ~ ( in @ SV5 @ SV1 ) )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[41]) ).

thf(48,plain,
    ( ( ! [SX0: $i,SX1: $i] :
          ( ~ ( ~ ( ( ( sK4_C @ SX1 @ SX0 )
                   != SX0 )
                  | ~ ( in @ ( sK4_C @ SX1 @ SX0 ) @ SX1 ) )
              | ~ ( ( ( sK4_C @ SX1 @ SX0 )
                    = SX0 )
                  | ( in @ ( sK4_C @ SX1 @ SX0 ) @ SX1 ) ) )
          | ( SX1
            = ( singleton @ SX0 ) ) ) )
    = $true ),
    inference(extcnf_not_neg,[status(thm)],[43]) ).

thf(49,plain,
    ( ( ! [SX0: $i,SX1: $i] :
          ( ( SX1
           != ( singleton @ SX0 ) )
          | ~ ( ~ ! [SX2: $i] :
                    ( ( SX2 != SX0 )
                    | ( in @ SX2 @ SX1 ) )
              | ~ ! [SX2: $i] :
                    ( ~ ( in @ SX2 @ SX1 )
                    | ( SX2 = SX0 ) ) ) ) )
    = $true ),
    inference(extcnf_not_neg,[status(thm)],[44]) ).

thf(50,plain,
    ! [SV3: $i] :
      ( ( ~ ! [SY17: $i,SY18: $i] :
              ( ~ ( ~ ~ ( ~ ( ~ ( in @ ( sK3_D @ SY18 @ SY17 @ SV3 ) @ SY18 )
                            | ( ( sK3_D @ SY18 @ SY17 @ SV3 )
                             != SV3 ) )
                        | ~ ( ~ ( in @ ( sK3_D @ SY18 @ SY17 @ SV3 ) @ SY18 )
                            | ( ( sK3_D @ SY18 @ SY17 @ SV3 )
                             != SY17 ) ) )
                  | ~ ( ( in @ ( sK3_D @ SY18 @ SY17 @ SV3 ) @ SY18 )
                      | ( ( sK3_D @ SY18 @ SY17 @ SV3 )
                        = SV3 )
                      | ( ( sK3_D @ SY18 @ SY17 @ SV3 )
                        = SY17 ) ) )
              | ( SY18
                = ( unordered_pair @ SV3 @ SY17 ) ) ) )
      = $false ),
    inference(extcnf_or_neg,[status(thm)],[45]) ).

thf(51,plain,
    ! [SV3: $i] :
      ( ( ~ ! [SY19: $i,SY20: $i] :
              ( ( SY20
               != ( unordered_pair @ SV3 @ SY19 ) )
              | ~ ( ~ ! [SY21: $i] :
                        ( ~ ( in @ SY21 @ SY20 )
                        | ( SY21 = SV3 )
                        | ( SY21 = SY19 ) )
                  | ~ ~ ( ~ ! [SY22: $i] :
                              ( ( SY22 != SV3 )
                              | ( in @ SY22 @ SY20 ) )
                        | ~ ! [SX3: $i] :
                              ( ( SX3 != SY19 )
                              | ( in @ SX3 @ SY20 ) ) ) ) ) )
      = $false ),
    inference(extcnf_or_neg,[status(thm)],[45]) ).

thf(52,plain,
    ! [SV4: $i,SV7: $i] :
      ( ( ( ~ ( ~ ( ~ ( in @ ( sK2_C @ SV7 @ SV4 ) @ SV4 )
                  | ~ ( in @ ( sK2_C @ SV7 @ SV4 ) @ SV7 ) )
              | ~ ( ( in @ ( sK2_C @ SV7 @ SV4 ) @ SV4 )
                  | ( in @ ( sK2_C @ SV7 @ SV4 ) @ SV7 ) ) ) )
        = $true )
      | ( ( SV4 = SV7 )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[46]) ).

thf(53,plain,
    ! [SV5: $i,SV1: $i] :
      ( ( ( in @ SV1 @ SV5 )
        = $false )
      | ( ( ~ ( in @ SV5 @ SV1 ) )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[47]) ).

thf(54,plain,
    ! [SV8: $i] :
      ( ( ! [SY25: $i] :
            ( ~ ( ~ ( ( ( sK4_C @ SY25 @ SV8 )
                     != SV8 )
                    | ~ ( in @ ( sK4_C @ SY25 @ SV8 ) @ SY25 ) )
                | ~ ( ( ( sK4_C @ SY25 @ SV8 )
                      = SV8 )
                    | ( in @ ( sK4_C @ SY25 @ SV8 ) @ SY25 ) ) )
            | ( SY25
              = ( singleton @ SV8 ) ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[48]) ).

thf(55,plain,
    ! [SV9: $i] :
      ( ( ! [SY26: $i] :
            ( ( SY26
             != ( singleton @ SV9 ) )
            | ~ ( ~ ! [SY27: $i] :
                      ( ( SY27 != SV9 )
                      | ( in @ SY27 @ SY26 ) )
                | ~ ! [SY28: $i] :
                      ( ~ ( in @ SY28 @ SY26 )
                      | ( SY28 = SV9 ) ) ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[49]) ).

thf(56,plain,
    ! [SV3: $i] :
      ( ( ! [SY17: $i,SY18: $i] :
            ( ~ ( ~ ~ ( ~ ( ~ ( in @ ( sK3_D @ SY18 @ SY17 @ SV3 ) @ SY18 )
                          | ( ( sK3_D @ SY18 @ SY17 @ SV3 )
                           != SV3 ) )
                      | ~ ( ~ ( in @ ( sK3_D @ SY18 @ SY17 @ SV3 ) @ SY18 )
                          | ( ( sK3_D @ SY18 @ SY17 @ SV3 )
                           != SY17 ) ) )
                | ~ ( ( in @ ( sK3_D @ SY18 @ SY17 @ SV3 ) @ SY18 )
                    | ( ( sK3_D @ SY18 @ SY17 @ SV3 )
                      = SV3 )
                    | ( ( sK3_D @ SY18 @ SY17 @ SV3 )
                      = SY17 ) ) )
            | ( SY18
              = ( unordered_pair @ SV3 @ SY17 ) ) ) )
      = $true ),
    inference(extcnf_not_neg,[status(thm)],[50]) ).

thf(57,plain,
    ! [SV3: $i] :
      ( ( ! [SY19: $i,SY20: $i] :
            ( ( SY20
             != ( unordered_pair @ SV3 @ SY19 ) )
            | ~ ( ~ ! [SY21: $i] :
                      ( ~ ( in @ SY21 @ SY20 )
                      | ( SY21 = SV3 )
                      | ( SY21 = SY19 ) )
                | ~ ~ ( ~ ! [SY22: $i] :
                            ( ( SY22 != SV3 )
                            | ( in @ SY22 @ SY20 ) )
                      | ~ ! [SX3: $i] :
                            ( ( SX3 != SY19 )
                            | ( in @ SX3 @ SY20 ) ) ) ) ) )
      = $true ),
    inference(extcnf_not_neg,[status(thm)],[51]) ).

thf(58,plain,
    ! [SV4: $i,SV7: $i] :
      ( ( ( ~ ( ~ ( in @ ( sK2_C @ SV7 @ SV4 ) @ SV4 )
              | ~ ( in @ ( sK2_C @ SV7 @ SV4 ) @ SV7 ) )
          | ~ ( ( in @ ( sK2_C @ SV7 @ SV4 ) @ SV4 )
              | ( in @ ( sK2_C @ SV7 @ SV4 ) @ SV7 ) ) )
        = $false )
      | ( ( SV4 = SV7 )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[52]) ).

thf(59,plain,
    ! [SV1: $i,SV5: $i] :
      ( ( ( in @ SV5 @ SV1 )
        = $false )
      | ( ( in @ SV1 @ SV5 )
        = $false ) ),
    inference(extcnf_not_pos,[status(thm)],[53]) ).

thf(60,plain,
    ! [SV8: $i,SV10: $i] :
      ( ( ~ ( ~ ( ( ( sK4_C @ SV10 @ SV8 )
                 != SV8 )
                | ~ ( in @ ( sK4_C @ SV10 @ SV8 ) @ SV10 ) )
            | ~ ( ( ( sK4_C @ SV10 @ SV8 )
                  = SV8 )
                | ( in @ ( sK4_C @ SV10 @ SV8 ) @ SV10 ) ) )
        | ( SV10
          = ( singleton @ SV8 ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[54]) ).

thf(61,plain,
    ! [SV9: $i,SV11: $i] :
      ( ( ( SV11
         != ( singleton @ SV9 ) )
        | ~ ( ~ ! [SY29: $i] :
                  ( ( SY29 != SV9 )
                  | ( in @ SY29 @ SV11 ) )
            | ~ ! [SY30: $i] :
                  ( ~ ( in @ SY30 @ SV11 )
                  | ( SY30 = SV9 ) ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[55]) ).

thf(62,plain,
    ! [SV3: $i,SV12: $i] :
      ( ( ! [SY31: $i] :
            ( ~ ( ~ ~ ( ~ ( ~ ( in @ ( sK3_D @ SY31 @ SV12 @ SV3 ) @ SY31 )
                          | ( ( sK3_D @ SY31 @ SV12 @ SV3 )
                           != SV3 ) )
                      | ~ ( ~ ( in @ ( sK3_D @ SY31 @ SV12 @ SV3 ) @ SY31 )
                          | ( ( sK3_D @ SY31 @ SV12 @ SV3 )
                           != SV12 ) ) )
                | ~ ( ( in @ ( sK3_D @ SY31 @ SV12 @ SV3 ) @ SY31 )
                    | ( ( sK3_D @ SY31 @ SV12 @ SV3 )
                      = SV3 )
                    | ( ( sK3_D @ SY31 @ SV12 @ SV3 )
                      = SV12 ) ) )
            | ( SY31
              = ( unordered_pair @ SV3 @ SV12 ) ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[56]) ).

thf(63,plain,
    ! [SV13: $i,SV3: $i] :
      ( ( ! [SY32: $i] :
            ( ( SY32
             != ( unordered_pair @ SV3 @ SV13 ) )
            | ~ ( ~ ! [SY33: $i] :
                      ( ~ ( in @ SY33 @ SY32 )
                      | ( SY33 = SV3 )
                      | ( SY33 = SV13 ) )
                | ~ ~ ( ~ ! [SY22: $i] :
                            ( ( SY22 != SV3 )
                            | ( in @ SY22 @ SY32 ) )
                      | ~ ! [SY35: $i] :
                            ( ( SY35 != SV13 )
                            | ( in @ SY35 @ SY32 ) ) ) ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[57]) ).

thf(64,plain,
    ! [SV4: $i,SV7: $i] :
      ( ( ( ~ ( ~ ( in @ ( sK2_C @ SV7 @ SV4 ) @ SV4 )
              | ~ ( in @ ( sK2_C @ SV7 @ SV4 ) @ SV7 ) ) )
        = $false )
      | ( ( SV4 = SV7 )
        = $true ) ),
    inference(extcnf_or_neg,[status(thm)],[58]) ).

thf(65,plain,
    ! [SV4: $i,SV7: $i] :
      ( ( ( ~ ( ( in @ ( sK2_C @ SV7 @ SV4 ) @ SV4 )
              | ( in @ ( sK2_C @ SV7 @ SV4 ) @ SV7 ) ) )
        = $false )
      | ( ( SV4 = SV7 )
        = $true ) ),
    inference(extcnf_or_neg,[status(thm)],[58]) ).

thf(66,plain,
    ! [SV8: $i,SV10: $i] :
      ( ( ( ~ ( ~ ( ( ( sK4_C @ SV10 @ SV8 )
                   != SV8 )
                  | ~ ( in @ ( sK4_C @ SV10 @ SV8 ) @ SV10 ) )
              | ~ ( ( ( sK4_C @ SV10 @ SV8 )
                    = SV8 )
                  | ( in @ ( sK4_C @ SV10 @ SV8 ) @ SV10 ) ) ) )
        = $true )
      | ( ( SV10
          = ( singleton @ SV8 ) )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[60]) ).

thf(67,plain,
    ! [SV9: $i,SV11: $i] :
      ( ( ( ( SV11
           != ( singleton @ SV9 ) ) )
        = $true )
      | ( ( ~ ( ~ ! [SY29: $i] :
                    ( ( SY29 != SV9 )
                    | ( in @ SY29 @ SV11 ) )
              | ~ ! [SY30: $i] :
                    ( ~ ( in @ SY30 @ SV11 )
                    | ( SY30 = SV9 ) ) ) )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[61]) ).

thf(68,plain,
    ! [SV3: $i,SV12: $i,SV14: $i] :
      ( ( ~ ( ~ ~ ( ~ ( ~ ( in @ ( sK3_D @ SV14 @ SV12 @ SV3 ) @ SV14 )
                      | ( ( sK3_D @ SV14 @ SV12 @ SV3 )
                       != SV3 ) )
                  | ~ ( ~ ( in @ ( sK3_D @ SV14 @ SV12 @ SV3 ) @ SV14 )
                      | ( ( sK3_D @ SV14 @ SV12 @ SV3 )
                       != SV12 ) ) )
            | ~ ( ( in @ ( sK3_D @ SV14 @ SV12 @ SV3 ) @ SV14 )
                | ( ( sK3_D @ SV14 @ SV12 @ SV3 )
                  = SV3 )
                | ( ( sK3_D @ SV14 @ SV12 @ SV3 )
                  = SV12 ) ) )
        | ( SV14
          = ( unordered_pair @ SV3 @ SV12 ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[62]) ).

thf(69,plain,
    ! [SV13: $i,SV3: $i,SV15: $i] :
      ( ( ( SV15
         != ( unordered_pair @ SV3 @ SV13 ) )
        | ~ ( ~ ! [SY36: $i] :
                  ( ~ ( in @ SY36 @ SV15 )
                  | ( SY36 = SV3 )
                  | ( SY36 = SV13 ) )
            | ~ ~ ( ~ ! [SY37: $i] :
                        ( ( SY37 != SV3 )
                        | ( in @ SY37 @ SV15 ) )
                  | ~ ! [SY38: $i] :
                        ( ( SY38 != SV13 )
                        | ( in @ SY38 @ SV15 ) ) ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[63]) ).

thf(70,plain,
    ! [SV4: $i,SV7: $i] :
      ( ( ( ~ ( in @ ( sK2_C @ SV7 @ SV4 ) @ SV4 )
          | ~ ( in @ ( sK2_C @ SV7 @ SV4 ) @ SV7 ) )
        = $true )
      | ( ( SV4 = SV7 )
        = $true ) ),
    inference(extcnf_not_neg,[status(thm)],[64]) ).

thf(71,plain,
    ! [SV4: $i,SV7: $i] :
      ( ( ( ( in @ ( sK2_C @ SV7 @ SV4 ) @ SV4 )
          | ( in @ ( sK2_C @ SV7 @ SV4 ) @ SV7 ) )
        = $true )
      | ( ( SV4 = SV7 )
        = $true ) ),
    inference(extcnf_not_neg,[status(thm)],[65]) ).

thf(72,plain,
    ! [SV8: $i,SV10: $i] :
      ( ( ( ~ ( ( ( sK4_C @ SV10 @ SV8 )
               != SV8 )
              | ~ ( in @ ( sK4_C @ SV10 @ SV8 ) @ SV10 ) )
          | ~ ( ( ( sK4_C @ SV10 @ SV8 )
                = SV8 )
              | ( in @ ( sK4_C @ SV10 @ SV8 ) @ SV10 ) ) )
        = $false )
      | ( ( SV10
          = ( singleton @ SV8 ) )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[66]) ).

thf(73,plain,
    ! [SV9: $i,SV11: $i] :
      ( ( ( SV11
          = ( singleton @ SV9 ) )
        = $false )
      | ( ( ~ ( ~ ! [SY29: $i] :
                    ( ( SY29 != SV9 )
                    | ( in @ SY29 @ SV11 ) )
              | ~ ! [SY30: $i] :
                    ( ~ ( in @ SY30 @ SV11 )
                    | ( SY30 = SV9 ) ) ) )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[67]) ).

thf(74,plain,
    ! [SV3: $i,SV12: $i,SV14: $i] :
      ( ( ( ~ ( ~ ~ ( ~ ( ~ ( in @ ( sK3_D @ SV14 @ SV12 @ SV3 ) @ SV14 )
                        | ( ( sK3_D @ SV14 @ SV12 @ SV3 )
                         != SV3 ) )
                    | ~ ( ~ ( in @ ( sK3_D @ SV14 @ SV12 @ SV3 ) @ SV14 )
                        | ( ( sK3_D @ SV14 @ SV12 @ SV3 )
                         != SV12 ) ) )
              | ~ ( ( in @ ( sK3_D @ SV14 @ SV12 @ SV3 ) @ SV14 )
                  | ( ( sK3_D @ SV14 @ SV12 @ SV3 )
                    = SV3 )
                  | ( ( sK3_D @ SV14 @ SV12 @ SV3 )
                    = SV12 ) ) ) )
        = $true )
      | ( ( SV14
          = ( unordered_pair @ SV3 @ SV12 ) )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[68]) ).

thf(75,plain,
    ! [SV13: $i,SV3: $i,SV15: $i] :
      ( ( ( ( SV15
           != ( unordered_pair @ SV3 @ SV13 ) ) )
        = $true )
      | ( ( ~ ( ~ ! [SY36: $i] :
                    ( ~ ( in @ SY36 @ SV15 )
                    | ( SY36 = SV3 )
                    | ( SY36 = SV13 ) )
              | ~ ~ ( ~ ! [SY37: $i] :
                          ( ( SY37 != SV3 )
                          | ( in @ SY37 @ SV15 ) )
                    | ~ ! [SY38: $i] :
                          ( ( SY38 != SV13 )
                          | ( in @ SY38 @ SV15 ) ) ) ) )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[69]) ).

thf(76,plain,
    ! [SV4: $i,SV7: $i] :
      ( ( ( ~ ( in @ ( sK2_C @ SV7 @ SV4 ) @ SV4 ) )
        = $true )
      | ( ( ~ ( in @ ( sK2_C @ SV7 @ SV4 ) @ SV7 ) )
        = $true )
      | ( ( SV4 = SV7 )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[70]) ).

thf(77,plain,
    ! [SV4: $i,SV7: $i] :
      ( ( ( in @ ( sK2_C @ SV7 @ SV4 ) @ SV4 )
        = $true )
      | ( ( in @ ( sK2_C @ SV7 @ SV4 ) @ SV7 )
        = $true )
      | ( ( SV4 = SV7 )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[71]) ).

thf(78,plain,
    ! [SV8: $i,SV10: $i] :
      ( ( ( ~ ( ( ( sK4_C @ SV10 @ SV8 )
               != SV8 )
              | ~ ( in @ ( sK4_C @ SV10 @ SV8 ) @ SV10 ) ) )
        = $false )
      | ( ( SV10
          = ( singleton @ SV8 ) )
        = $true ) ),
    inference(extcnf_or_neg,[status(thm)],[72]) ).

thf(79,plain,
    ! [SV8: $i,SV10: $i] :
      ( ( ( ~ ( ( ( sK4_C @ SV10 @ SV8 )
                = SV8 )
              | ( in @ ( sK4_C @ SV10 @ SV8 ) @ SV10 ) ) )
        = $false )
      | ( ( SV10
          = ( singleton @ SV8 ) )
        = $true ) ),
    inference(extcnf_or_neg,[status(thm)],[72]) ).

thf(80,plain,
    ! [SV11: $i,SV9: $i] :
      ( ( ( ~ ! [SY29: $i] :
                ( ( SY29 != SV9 )
                | ( in @ SY29 @ SV11 ) )
          | ~ ! [SY30: $i] :
                ( ~ ( in @ SY30 @ SV11 )
                | ( SY30 = SV9 ) ) )
        = $false )
      | ( ( SV11
          = ( singleton @ SV9 ) )
        = $false ) ),
    inference(extcnf_not_pos,[status(thm)],[73]) ).

thf(81,plain,
    ! [SV3: $i,SV12: $i,SV14: $i] :
      ( ( ( ~ ~ ( ~ ( ~ ( in @ ( sK3_D @ SV14 @ SV12 @ SV3 ) @ SV14 )
                    | ( ( sK3_D @ SV14 @ SV12 @ SV3 )
                     != SV3 ) )
                | ~ ( ~ ( in @ ( sK3_D @ SV14 @ SV12 @ SV3 ) @ SV14 )
                    | ( ( sK3_D @ SV14 @ SV12 @ SV3 )
                     != SV12 ) ) )
          | ~ ( ( in @ ( sK3_D @ SV14 @ SV12 @ SV3 ) @ SV14 )
              | ( ( sK3_D @ SV14 @ SV12 @ SV3 )
                = SV3 )
              | ( ( sK3_D @ SV14 @ SV12 @ SV3 )
                = SV12 ) ) )
        = $false )
      | ( ( SV14
          = ( unordered_pair @ SV3 @ SV12 ) )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[74]) ).

thf(82,plain,
    ! [SV13: $i,SV3: $i,SV15: $i] :
      ( ( ( SV15
          = ( unordered_pair @ SV3 @ SV13 ) )
        = $false )
      | ( ( ~ ( ~ ! [SY36: $i] :
                    ( ~ ( in @ SY36 @ SV15 )
                    | ( SY36 = SV3 )
                    | ( SY36 = SV13 ) )
              | ~ ~ ( ~ ! [SY37: $i] :
                          ( ( SY37 != SV3 )
                          | ( in @ SY37 @ SV15 ) )
                    | ~ ! [SY38: $i] :
                          ( ( SY38 != SV13 )
                          | ( in @ SY38 @ SV15 ) ) ) ) )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[75]) ).

thf(83,plain,
    ! [SV4: $i,SV7: $i] :
      ( ( ( in @ ( sK2_C @ SV7 @ SV4 ) @ SV4 )
        = $false )
      | ( ( ~ ( in @ ( sK2_C @ SV7 @ SV4 ) @ SV7 ) )
        = $true )
      | ( ( SV4 = SV7 )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[76]) ).

thf(84,plain,
    ! [SV8: $i,SV10: $i] :
      ( ( ( ( ( sK4_C @ SV10 @ SV8 )
           != SV8 )
          | ~ ( in @ ( sK4_C @ SV10 @ SV8 ) @ SV10 ) )
        = $true )
      | ( ( SV10
          = ( singleton @ SV8 ) )
        = $true ) ),
    inference(extcnf_not_neg,[status(thm)],[78]) ).

thf(85,plain,
    ! [SV8: $i,SV10: $i] :
      ( ( ( ( ( sK4_C @ SV10 @ SV8 )
            = SV8 )
          | ( in @ ( sK4_C @ SV10 @ SV8 ) @ SV10 ) )
        = $true )
      | ( ( SV10
          = ( singleton @ SV8 ) )
        = $true ) ),
    inference(extcnf_not_neg,[status(thm)],[79]) ).

thf(86,plain,
    ! [SV11: $i,SV9: $i] :
      ( ( ( ~ ! [SY29: $i] :
                ( ( SY29 != SV9 )
                | ( in @ SY29 @ SV11 ) ) )
        = $false )
      | ( ( SV11
          = ( singleton @ SV9 ) )
        = $false ) ),
    inference(extcnf_or_neg,[status(thm)],[80]) ).

thf(87,plain,
    ! [SV9: $i,SV11: $i] :
      ( ( ( ~ ! [SY30: $i] :
                ( ~ ( in @ SY30 @ SV11 )
                | ( SY30 = SV9 ) ) )
        = $false )
      | ( ( SV11
          = ( singleton @ SV9 ) )
        = $false ) ),
    inference(extcnf_or_neg,[status(thm)],[80]) ).

thf(88,plain,
    ! [SV3: $i,SV12: $i,SV14: $i] :
      ( ( ( ~ ~ ( ~ ( ~ ( in @ ( sK3_D @ SV14 @ SV12 @ SV3 ) @ SV14 )
                    | ( ( sK3_D @ SV14 @ SV12 @ SV3 )
                     != SV3 ) )
                | ~ ( ~ ( in @ ( sK3_D @ SV14 @ SV12 @ SV3 ) @ SV14 )
                    | ( ( sK3_D @ SV14 @ SV12 @ SV3 )
                     != SV12 ) ) ) )
        = $false )
      | ( ( SV14
          = ( unordered_pair @ SV3 @ SV12 ) )
        = $true ) ),
    inference(extcnf_or_neg,[status(thm)],[81]) ).

thf(89,plain,
    ! [SV3: $i,SV12: $i,SV14: $i] :
      ( ( ( ~ ( ( in @ ( sK3_D @ SV14 @ SV12 @ SV3 ) @ SV14 )
              | ( ( sK3_D @ SV14 @ SV12 @ SV3 )
                = SV3 )
              | ( ( sK3_D @ SV14 @ SV12 @ SV3 )
                = SV12 ) ) )
        = $false )
      | ( ( SV14
          = ( unordered_pair @ SV3 @ SV12 ) )
        = $true ) ),
    inference(extcnf_or_neg,[status(thm)],[81]) ).

thf(90,plain,
    ! [SV13: $i,SV3: $i,SV15: $i] :
      ( ( ( ~ ! [SY36: $i] :
                ( ~ ( in @ SY36 @ SV15 )
                | ( SY36 = SV3 )
                | ( SY36 = SV13 ) )
          | ~ ~ ( ~ ! [SY37: $i] :
                      ( ( SY37 != SV3 )
                      | ( in @ SY37 @ SV15 ) )
                | ~ ! [SY38: $i] :
                      ( ( SY38 != SV13 )
                      | ( in @ SY38 @ SV15 ) ) ) )
        = $false )
      | ( ( SV15
          = ( unordered_pair @ SV3 @ SV13 ) )
        = $false ) ),
    inference(extcnf_not_pos,[status(thm)],[82]) ).

thf(91,plain,
    ! [SV4: $i,SV7: $i] :
      ( ( ( in @ ( sK2_C @ SV7 @ SV4 ) @ SV7 )
        = $false )
      | ( ( in @ ( sK2_C @ SV7 @ SV4 ) @ SV4 )
        = $false )
      | ( ( SV4 = SV7 )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[83]) ).

thf(92,plain,
    ! [SV8: $i,SV10: $i] :
      ( ( ( ( ( sK4_C @ SV10 @ SV8 )
           != SV8 ) )
        = $true )
      | ( ( ~ ( in @ ( sK4_C @ SV10 @ SV8 ) @ SV10 ) )
        = $true )
      | ( ( SV10
          = ( singleton @ SV8 ) )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[84]) ).

thf(93,plain,
    ! [SV8: $i,SV10: $i] :
      ( ( ( ( sK4_C @ SV10 @ SV8 )
          = SV8 )
        = $true )
      | ( ( in @ ( sK4_C @ SV10 @ SV8 ) @ SV10 )
        = $true )
      | ( ( SV10
          = ( singleton @ SV8 ) )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[85]) ).

thf(94,plain,
    ! [SV11: $i,SV9: $i] :
      ( ( ( ! [SY29: $i] :
              ( ( SY29 != SV9 )
              | ( in @ SY29 @ SV11 ) ) )
        = $true )
      | ( ( SV11
          = ( singleton @ SV9 ) )
        = $false ) ),
    inference(extcnf_not_neg,[status(thm)],[86]) ).

thf(95,plain,
    ! [SV9: $i,SV11: $i] :
      ( ( ( ! [SY30: $i] :
              ( ~ ( in @ SY30 @ SV11 )
              | ( SY30 = SV9 ) ) )
        = $true )
      | ( ( SV11
          = ( singleton @ SV9 ) )
        = $false ) ),
    inference(extcnf_not_neg,[status(thm)],[87]) ).

thf(96,plain,
    ! [SV3: $i,SV12: $i,SV14: $i] :
      ( ( ( ~ ( ~ ( ~ ( in @ ( sK3_D @ SV14 @ SV12 @ SV3 ) @ SV14 )
                  | ( ( sK3_D @ SV14 @ SV12 @ SV3 )
                   != SV3 ) )
              | ~ ( ~ ( in @ ( sK3_D @ SV14 @ SV12 @ SV3 ) @ SV14 )
                  | ( ( sK3_D @ SV14 @ SV12 @ SV3 )
                   != SV12 ) ) ) )
        = $true )
      | ( ( SV14
          = ( unordered_pair @ SV3 @ SV12 ) )
        = $true ) ),
    inference(extcnf_not_neg,[status(thm)],[88]) ).

thf(97,plain,
    ! [SV3: $i,SV12: $i,SV14: $i] :
      ( ( ( ( in @ ( sK3_D @ SV14 @ SV12 @ SV3 ) @ SV14 )
          | ( ( sK3_D @ SV14 @ SV12 @ SV3 )
            = SV3 )
          | ( ( sK3_D @ SV14 @ SV12 @ SV3 )
            = SV12 ) )
        = $true )
      | ( ( SV14
          = ( unordered_pair @ SV3 @ SV12 ) )
        = $true ) ),
    inference(extcnf_not_neg,[status(thm)],[89]) ).

thf(98,plain,
    ! [SV13: $i,SV3: $i,SV15: $i] :
      ( ( ( ~ ! [SY36: $i] :
                ( ~ ( in @ SY36 @ SV15 )
                | ( SY36 = SV3 )
                | ( SY36 = SV13 ) ) )
        = $false )
      | ( ( SV15
          = ( unordered_pair @ SV3 @ SV13 ) )
        = $false ) ),
    inference(extcnf_or_neg,[status(thm)],[90]) ).

thf(99,plain,
    ! [SV13: $i,SV15: $i,SV3: $i] :
      ( ( ( ~ ~ ( ~ ! [SY37: $i] :
                      ( ( SY37 != SV3 )
                      | ( in @ SY37 @ SV15 ) )
                | ~ ! [SY38: $i] :
                      ( ( SY38 != SV13 )
                      | ( in @ SY38 @ SV15 ) ) ) )
        = $false )
      | ( ( SV15
          = ( unordered_pair @ SV3 @ SV13 ) )
        = $false ) ),
    inference(extcnf_or_neg,[status(thm)],[90]) ).

thf(100,plain,
    ! [SV8: $i,SV10: $i] :
      ( ( ( ( sK4_C @ SV10 @ SV8 )
          = SV8 )
        = $false )
      | ( ( ~ ( in @ ( sK4_C @ SV10 @ SV8 ) @ SV10 ) )
        = $true )
      | ( ( SV10
          = ( singleton @ SV8 ) )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[92]) ).

thf(101,plain,
    ! [SV11: $i,SV9: $i,SV16: $i] :
      ( ( ( ( SV16 != SV9 )
          | ( in @ SV16 @ SV11 ) )
        = $true )
      | ( ( SV11
          = ( singleton @ SV9 ) )
        = $false ) ),
    inference(extcnf_forall_pos,[status(thm)],[94]) ).

thf(102,plain,
    ! [SV9: $i,SV11: $i,SV17: $i] :
      ( ( ( ~ ( in @ SV17 @ SV11 )
          | ( SV17 = SV9 ) )
        = $true )
      | ( ( SV11
          = ( singleton @ SV9 ) )
        = $false ) ),
    inference(extcnf_forall_pos,[status(thm)],[95]) ).

thf(103,plain,
    ! [SV3: $i,SV12: $i,SV14: $i] :
      ( ( ( ~ ( ~ ( in @ ( sK3_D @ SV14 @ SV12 @ SV3 ) @ SV14 )
              | ( ( sK3_D @ SV14 @ SV12 @ SV3 )
               != SV3 ) )
          | ~ ( ~ ( in @ ( sK3_D @ SV14 @ SV12 @ SV3 ) @ SV14 )
              | ( ( sK3_D @ SV14 @ SV12 @ SV3 )
               != SV12 ) ) )
        = $false )
      | ( ( SV14
          = ( unordered_pair @ SV3 @ SV12 ) )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[96]) ).

thf(104,plain,
    ! [SV3: $i,SV12: $i,SV14: $i] :
      ( ( ( in @ ( sK3_D @ SV14 @ SV12 @ SV3 ) @ SV14 )
        = $true )
      | ( ( ( ( sK3_D @ SV14 @ SV12 @ SV3 )
            = SV3 )
          | ( ( sK3_D @ SV14 @ SV12 @ SV3 )
            = SV12 ) )
        = $true )
      | ( ( SV14
          = ( unordered_pair @ SV3 @ SV12 ) )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[97]) ).

thf(105,plain,
    ! [SV13: $i,SV3: $i,SV15: $i] :
      ( ( ( ! [SY36: $i] :
              ( ~ ( in @ SY36 @ SV15 )
              | ( SY36 = SV3 )
              | ( SY36 = SV13 ) ) )
        = $true )
      | ( ( SV15
          = ( unordered_pair @ SV3 @ SV13 ) )
        = $false ) ),
    inference(extcnf_not_neg,[status(thm)],[98]) ).

thf(106,plain,
    ! [SV13: $i,SV15: $i,SV3: $i] :
      ( ( ( ~ ( ~ ! [SY37: $i] :
                    ( ( SY37 != SV3 )
                    | ( in @ SY37 @ SV15 ) )
              | ~ ! [SY38: $i] :
                    ( ( SY38 != SV13 )
                    | ( in @ SY38 @ SV15 ) ) ) )
        = $true )
      | ( ( SV15
          = ( unordered_pair @ SV3 @ SV13 ) )
        = $false ) ),
    inference(extcnf_not_neg,[status(thm)],[99]) ).

thf(107,plain,
    ! [SV8: $i,SV10: $i] :
      ( ( ( in @ ( sK4_C @ SV10 @ SV8 ) @ SV10 )
        = $false )
      | ( ( ( sK4_C @ SV10 @ SV8 )
          = SV8 )
        = $false )
      | ( ( SV10
          = ( singleton @ SV8 ) )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[100]) ).

thf(108,plain,
    ! [SV11: $i,SV9: $i,SV16: $i] :
      ( ( ( ( SV16 != SV9 ) )
        = $true )
      | ( ( in @ SV16 @ SV11 )
        = $true )
      | ( ( SV11
          = ( singleton @ SV9 ) )
        = $false ) ),
    inference(extcnf_or_pos,[status(thm)],[101]) ).

thf(109,plain,
    ! [SV9: $i,SV11: $i,SV17: $i] :
      ( ( ( ~ ( in @ SV17 @ SV11 ) )
        = $true )
      | ( ( SV17 = SV9 )
        = $true )
      | ( ( SV11
          = ( singleton @ SV9 ) )
        = $false ) ),
    inference(extcnf_or_pos,[status(thm)],[102]) ).

thf(110,plain,
    ! [SV3: $i,SV12: $i,SV14: $i] :
      ( ( ( ~ ( ~ ( in @ ( sK3_D @ SV14 @ SV12 @ SV3 ) @ SV14 )
              | ( ( sK3_D @ SV14 @ SV12 @ SV3 )
               != SV3 ) ) )
        = $false )
      | ( ( SV14
          = ( unordered_pair @ SV3 @ SV12 ) )
        = $true ) ),
    inference(extcnf_or_neg,[status(thm)],[103]) ).

thf(111,plain,
    ! [SV3: $i,SV12: $i,SV14: $i] :
      ( ( ( ~ ( ~ ( in @ ( sK3_D @ SV14 @ SV12 @ SV3 ) @ SV14 )
              | ( ( sK3_D @ SV14 @ SV12 @ SV3 )
               != SV12 ) ) )
        = $false )
      | ( ( SV14
          = ( unordered_pair @ SV3 @ SV12 ) )
        = $true ) ),
    inference(extcnf_or_neg,[status(thm)],[103]) ).

thf(112,plain,
    ! [SV3: $i,SV12: $i,SV14: $i] :
      ( ( ( ( sK3_D @ SV14 @ SV12 @ SV3 )
          = SV3 )
        = $true )
      | ( ( ( sK3_D @ SV14 @ SV12 @ SV3 )
          = SV12 )
        = $true )
      | ( ( in @ ( sK3_D @ SV14 @ SV12 @ SV3 ) @ SV14 )
        = $true )
      | ( ( SV14
          = ( unordered_pair @ SV3 @ SV12 ) )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[104]) ).

thf(113,plain,
    ! [SV13: $i,SV3: $i,SV15: $i,SV18: $i] :
      ( ( ( ~ ( in @ SV18 @ SV15 )
          | ( SV18 = SV3 )
          | ( SV18 = SV13 ) )
        = $true )
      | ( ( SV15
          = ( unordered_pair @ SV3 @ SV13 ) )
        = $false ) ),
    inference(extcnf_forall_pos,[status(thm)],[105]) ).

thf(114,plain,
    ! [SV13: $i,SV15: $i,SV3: $i] :
      ( ( ( ~ ! [SY37: $i] :
                ( ( SY37 != SV3 )
                | ( in @ SY37 @ SV15 ) )
          | ~ ! [SY38: $i] :
                ( ( SY38 != SV13 )
                | ( in @ SY38 @ SV15 ) ) )
        = $false )
      | ( ( SV15
          = ( unordered_pair @ SV3 @ SV13 ) )
        = $false ) ),
    inference(extcnf_not_pos,[status(thm)],[106]) ).

thf(115,plain,
    ! [SV11: $i,SV9: $i,SV16: $i] :
      ( ( ( SV16 = SV9 )
        = $false )
      | ( ( in @ SV16 @ SV11 )
        = $true )
      | ( ( SV11
          = ( singleton @ SV9 ) )
        = $false ) ),
    inference(extcnf_not_pos,[status(thm)],[108]) ).

thf(116,plain,
    ! [SV9: $i,SV11: $i,SV17: $i] :
      ( ( ( in @ SV17 @ SV11 )
        = $false )
      | ( ( SV17 = SV9 )
        = $true )
      | ( ( SV11
          = ( singleton @ SV9 ) )
        = $false ) ),
    inference(extcnf_not_pos,[status(thm)],[109]) ).

thf(117,plain,
    ! [SV3: $i,SV12: $i,SV14: $i] :
      ( ( ( ~ ( in @ ( sK3_D @ SV14 @ SV12 @ SV3 ) @ SV14 )
          | ( ( sK3_D @ SV14 @ SV12 @ SV3 )
           != SV3 ) )
        = $true )
      | ( ( SV14
          = ( unordered_pair @ SV3 @ SV12 ) )
        = $true ) ),
    inference(extcnf_not_neg,[status(thm)],[110]) ).

thf(118,plain,
    ! [SV3: $i,SV12: $i,SV14: $i] :
      ( ( ( ~ ( in @ ( sK3_D @ SV14 @ SV12 @ SV3 ) @ SV14 )
          | ( ( sK3_D @ SV14 @ SV12 @ SV3 )
           != SV12 ) )
        = $true )
      | ( ( SV14
          = ( unordered_pair @ SV3 @ SV12 ) )
        = $true ) ),
    inference(extcnf_not_neg,[status(thm)],[111]) ).

thf(119,plain,
    ! [SV13: $i,SV3: $i,SV15: $i,SV18: $i] :
      ( ( ( ~ ( in @ SV18 @ SV15 ) )
        = $true )
      | ( ( ( SV18 = SV3 )
          | ( SV18 = SV13 ) )
        = $true )
      | ( ( SV15
          = ( unordered_pair @ SV3 @ SV13 ) )
        = $false ) ),
    inference(extcnf_or_pos,[status(thm)],[113]) ).

thf(120,plain,
    ! [SV13: $i,SV15: $i,SV3: $i] :
      ( ( ( ~ ! [SY37: $i] :
                ( ( SY37 != SV3 )
                | ( in @ SY37 @ SV15 ) ) )
        = $false )
      | ( ( SV15
          = ( unordered_pair @ SV3 @ SV13 ) )
        = $false ) ),
    inference(extcnf_or_neg,[status(thm)],[114]) ).

thf(121,plain,
    ! [SV3: $i,SV15: $i,SV13: $i] :
      ( ( ( ~ ! [SY38: $i] :
                ( ( SY38 != SV13 )
                | ( in @ SY38 @ SV15 ) ) )
        = $false )
      | ( ( SV15
          = ( unordered_pair @ SV3 @ SV13 ) )
        = $false ) ),
    inference(extcnf_or_neg,[status(thm)],[114]) ).

thf(122,plain,
    ! [SV3: $i,SV12: $i,SV14: $i] :
      ( ( ( ~ ( in @ ( sK3_D @ SV14 @ SV12 @ SV3 ) @ SV14 ) )
        = $true )
      | ( ( ( ( sK3_D @ SV14 @ SV12 @ SV3 )
           != SV3 ) )
        = $true )
      | ( ( SV14
          = ( unordered_pair @ SV3 @ SV12 ) )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[117]) ).

thf(123,plain,
    ! [SV3: $i,SV12: $i,SV14: $i] :
      ( ( ( ~ ( in @ ( sK3_D @ SV14 @ SV12 @ SV3 ) @ SV14 ) )
        = $true )
      | ( ( ( ( sK3_D @ SV14 @ SV12 @ SV3 )
           != SV12 ) )
        = $true )
      | ( ( SV14
          = ( unordered_pair @ SV3 @ SV12 ) )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[118]) ).

thf(124,plain,
    ! [SV13: $i,SV3: $i,SV15: $i,SV18: $i] :
      ( ( ( in @ SV18 @ SV15 )
        = $false )
      | ( ( ( SV18 = SV3 )
          | ( SV18 = SV13 ) )
        = $true )
      | ( ( SV15
          = ( unordered_pair @ SV3 @ SV13 ) )
        = $false ) ),
    inference(extcnf_not_pos,[status(thm)],[119]) ).

thf(125,plain,
    ! [SV13: $i,SV15: $i,SV3: $i] :
      ( ( ( ! [SY37: $i] :
              ( ( SY37 != SV3 )
              | ( in @ SY37 @ SV15 ) ) )
        = $true )
      | ( ( SV15
          = ( unordered_pair @ SV3 @ SV13 ) )
        = $false ) ),
    inference(extcnf_not_neg,[status(thm)],[120]) ).

thf(126,plain,
    ! [SV3: $i,SV15: $i,SV13: $i] :
      ( ( ( ! [SY38: $i] :
              ( ( SY38 != SV13 )
              | ( in @ SY38 @ SV15 ) ) )
        = $true )
      | ( ( SV15
          = ( unordered_pair @ SV3 @ SV13 ) )
        = $false ) ),
    inference(extcnf_not_neg,[status(thm)],[121]) ).

thf(127,plain,
    ! [SV3: $i,SV12: $i,SV14: $i] :
      ( ( ( in @ ( sK3_D @ SV14 @ SV12 @ SV3 ) @ SV14 )
        = $false )
      | ( ( ( ( sK3_D @ SV14 @ SV12 @ SV3 )
           != SV3 ) )
        = $true )
      | ( ( SV14
          = ( unordered_pair @ SV3 @ SV12 ) )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[122]) ).

thf(128,plain,
    ! [SV3: $i,SV12: $i,SV14: $i] :
      ( ( ( in @ ( sK3_D @ SV14 @ SV12 @ SV3 ) @ SV14 )
        = $false )
      | ( ( ( ( sK3_D @ SV14 @ SV12 @ SV3 )
           != SV12 ) )
        = $true )
      | ( ( SV14
          = ( unordered_pair @ SV3 @ SV12 ) )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[123]) ).

thf(129,plain,
    ! [SV15: $i,SV13: $i,SV3: $i,SV18: $i] :
      ( ( ( SV18 = SV3 )
        = $true )
      | ( ( SV18 = SV13 )
        = $true )
      | ( ( in @ SV18 @ SV15 )
        = $false )
      | ( ( SV15
          = ( unordered_pair @ SV3 @ SV13 ) )
        = $false ) ),
    inference(extcnf_or_pos,[status(thm)],[124]) ).

thf(130,plain,
    ! [SV13: $i,SV15: $i,SV3: $i,SV19: $i] :
      ( ( ( ( SV19 != SV3 )
          | ( in @ SV19 @ SV15 ) )
        = $true )
      | ( ( SV15
          = ( unordered_pair @ SV3 @ SV13 ) )
        = $false ) ),
    inference(extcnf_forall_pos,[status(thm)],[125]) ).

thf(131,plain,
    ! [SV3: $i,SV15: $i,SV13: $i,SV20: $i] :
      ( ( ( ( SV20 != SV13 )
          | ( in @ SV20 @ SV15 ) )
        = $true )
      | ( ( SV15
          = ( unordered_pair @ SV3 @ SV13 ) )
        = $false ) ),
    inference(extcnf_forall_pos,[status(thm)],[126]) ).

thf(132,plain,
    ! [SV3: $i,SV12: $i,SV14: $i] :
      ( ( ( ( sK3_D @ SV14 @ SV12 @ SV3 )
          = SV3 )
        = $false )
      | ( ( in @ ( sK3_D @ SV14 @ SV12 @ SV3 ) @ SV14 )
        = $false )
      | ( ( SV14
          = ( unordered_pair @ SV3 @ SV12 ) )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[127]) ).

thf(133,plain,
    ! [SV3: $i,SV12: $i,SV14: $i] :
      ( ( ( ( sK3_D @ SV14 @ SV12 @ SV3 )
          = SV12 )
        = $false )
      | ( ( in @ ( sK3_D @ SV14 @ SV12 @ SV3 ) @ SV14 )
        = $false )
      | ( ( SV14
          = ( unordered_pair @ SV3 @ SV12 ) )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[128]) ).

thf(134,plain,
    ! [SV13: $i,SV15: $i,SV3: $i,SV19: $i] :
      ( ( ( ( SV19 != SV3 ) )
        = $true )
      | ( ( in @ SV19 @ SV15 )
        = $true )
      | ( ( SV15
          = ( unordered_pair @ SV3 @ SV13 ) )
        = $false ) ),
    inference(extcnf_or_pos,[status(thm)],[130]) ).

thf(135,plain,
    ! [SV3: $i,SV15: $i,SV13: $i,SV20: $i] :
      ( ( ( ( SV20 != SV13 ) )
        = $true )
      | ( ( in @ SV20 @ SV15 )
        = $true )
      | ( ( SV15
          = ( unordered_pair @ SV3 @ SV13 ) )
        = $false ) ),
    inference(extcnf_or_pos,[status(thm)],[131]) ).

thf(136,plain,
    ! [SV13: $i,SV15: $i,SV3: $i,SV19: $i] :
      ( ( ( SV19 = SV3 )
        = $false )
      | ( ( in @ SV19 @ SV15 )
        = $true )
      | ( ( SV15
          = ( unordered_pair @ SV3 @ SV13 ) )
        = $false ) ),
    inference(extcnf_not_pos,[status(thm)],[134]) ).

thf(137,plain,
    ! [SV3: $i,SV15: $i,SV13: $i,SV20: $i] :
      ( ( ( SV20 = SV13 )
        = $false )
      | ( ( in @ SV20 @ SV15 )
        = $true )
      | ( ( SV15
          = ( unordered_pair @ SV3 @ SV13 ) )
        = $false ) ),
    inference(extcnf_not_pos,[status(thm)],[135]) ).

thf(138,plain,
    $false = $true,
    inference(fo_atp_e,[status(thm)],[28,137,136,133,132,129,116,115,112,107,93,91,77,59,42,37,29]) ).

thf(139,plain,
    $false,
    inference(solved_all_splits,[solved_all_splits(join,[])],[138]) ).

%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.09/0.14  % Problem  : SEU142+1 : TPTP v8.1.0. Released v3.3.0.
% 0.09/0.15  % Command  : leo --timeout %d --proofoutput 1 --foatp e --atp e=./eprover %s
% 0.14/0.36  % Computer : n010.cluster.edu
% 0.14/0.36  % Model    : x86_64 x86_64
% 0.14/0.36  % CPU      : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.14/0.36  % Memory   : 8042.1875MB
% 0.14/0.36  % OS       : Linux 3.10.0-693.el7.x86_64
% 0.14/0.36  % CPULimit : 300
% 0.14/0.36  % WCLimit  : 600
% 0.14/0.36  % DateTime : Mon Jun 20 09:34:22 EDT 2022
% 0.14/0.36  % CPUTime  : 
% 0.14/0.37  
% 0.14/0.37   No.of.Axioms: 7
% 0.14/0.37  
% 0.14/0.37   Length.of.Defs: 0
% 0.14/0.37  
% 0.14/0.37   Contains.Choice.Funs: false
% 0.14/0.37  (rf:0,axioms:7,ps:3,u:6,ude:true,rLeibEQ:true,rAndEQ:true,use_choice:true,use_extuni:true,use_extcnf_combined:true,expand_extuni:false,foatp:e,atp_timeout:600,atp_calls_frequency:10,ordering:none,proof_output:1,protocol_output:false,clause_count:9,loop_count:0,foatp_calls:0,translation:fof_full)..........
% 0.59/0.78  
% 0.59/0.78  ********************************
% 0.59/0.78  *   All subproblems solved!    *
% 0.59/0.78  ********************************
% 0.59/0.78  % SZS status Theorem for /export/starexec/sandbox2/benchmark/theBenchmark.p : (rf:0,axioms:7,ps:3,u:6,ude:true,rLeibEQ:true,rAndEQ:true,use_choice:true,use_extuni:true,use_extcnf_combined:true,expand_extuni:false,foatp:e,atp_timeout:74,atp_calls_frequency:10,ordering:none,proof_output:1,protocol_output:false,clause_count:138,loop_count:0,foatp_calls:1,translation:fof_full)
% 0.59/0.79  
% 0.59/0.79  %**** Beginning of derivation protocol ****
% 0.59/0.79  % SZS output start CNFRefutation
% See solution above
% 0.59/0.79  
% 0.59/0.79  %**** End of derivation protocol ****
% 0.59/0.79  %**** no. of clauses in derivation: 139 ****
% 0.59/0.79  %**** clause counter: 138 ****
% 0.59/0.79  
% 0.59/0.79  % SZS status Theorem for /export/starexec/sandbox2/benchmark/theBenchmark.p : (rf:0,axioms:7,ps:3,u:6,ude:true,rLeibEQ:true,rAndEQ:true,use_choice:true,use_extuni:true,use_extcnf_combined:true,expand_extuni:false,foatp:e,atp_timeout:74,atp_calls_frequency:10,ordering:none,proof_output:1,protocol_output:false,clause_count:138,loop_count:0,foatp_calls:1,translation:fof_full)
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