TSTP Solution File: SET624+3 by LEO-II---1.7.0

View Problem - Process Solution

%------------------------------------------------------------------------------
% File     : LEO-II---1.7.0
% Problem  : SET624+3 : TPTP v8.1.0. Released v2.2.0.
% Transfm  : none
% Format   : tptp
% Command  : leo --timeout %d --proofoutput 1 --foatp e --atp e=./eprover %s

% Computer : n027.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 03:03:40 EDT 2022

% Result   : Theorem 21.84s 22.05s
% Output   : CNFRefutation 21.84s
% Verified : 
% SZS Type : Refutation
%            Derivation depth      :   19
%            Number of leaves      :   14
% Syntax   : Number of formulae    :  242 ( 140 unt;   8 typ;   0 def)
%            Number of atoms       : 1451 ( 426 equ;   0 cnn)
%            Maximal formula atoms :    3 (   6 avg)
%            Number of connectives : 3023 ( 570   ~; 488   |;  29   &;1916   @)
%                                         (  14 <=>;   6  =>;   0  <=;   0 <~>)
%            Maximal formula depth :    8 (   3 avg)
%            Number of types       :    2 (   0 usr)
%            Number of type conns  :   10 (  10   >;   0   *;   0   +;   0  <<)
%            Number of symbols     :   11 (   8 usr;   5 con; 0-2 aty)
%            Number of variables   :  626 (   0   ^ 624   !;   2   ?; 626   :)

% Comments : 
%------------------------------------------------------------------------------
thf(tp_intersect,type,
    intersect: $i > $i > $o ).

thf(tp_member,type,
    member: $i > $i > $o ).

thf(tp_sK1_B,type,
    sK1_B: $i ).

thf(tp_sK2_SY16,type,
    sK2_SY16: $i ).

thf(tp_sK3_SY18,type,
    sK3_SY18: $i ).

thf(tp_sK4_D,type,
    sK4_D: $i > $i > $i ).

thf(tp_sK5_D,type,
    sK5_D: $i > $i > $i ).

thf(tp_union,type,
    union: $i > $i > $i ).

thf(1,axiom,
    ! [B: $i,C: $i] :
      ( ( B = C )
    <=> ! [D: $i] :
          ( ( member @ D @ B )
        <=> ( member @ D @ C ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',equal_member_defn) ).

thf(2,axiom,
    ! [B: $i,C: $i] :
      ( ( intersect @ B @ C )
     => ( intersect @ C @ B ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',symmetry_of_intersect) ).

thf(3,axiom,
    ! [B: $i,C: $i] :
      ( ( union @ B @ C )
      = ( union @ C @ B ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',commutativity_of_union) ).

thf(4,axiom,
    ! [B: $i,C: $i] :
      ( ( intersect @ B @ C )
    <=> ? [D: $i] :
          ( ( member @ D @ B )
          & ( member @ D @ C ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',intersect_defn) ).

thf(5,axiom,
    ! [B: $i,C: $i,D: $i] :
      ( ( member @ D @ ( union @ B @ C ) )
    <=> ( ( member @ D @ B )
        | ( member @ D @ C ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',union_defn) ).

thf(6,conjecture,
    ! [B: $i,C: $i,D: $i] :
      ( ( intersect @ B @ ( union @ C @ D ) )
    <=> ( ( intersect @ B @ C )
        | ( intersect @ B @ D ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',prove_intersect_with_union) ).

thf(7,negated_conjecture,
    ( ( ! [B: $i,C: $i,D: $i] :
          ( ( intersect @ B @ ( union @ C @ D ) )
        <=> ( ( intersect @ B @ C )
            | ( intersect @ B @ D ) ) ) )
    = $false ),
    inference(negate_conjecture,[status(cth)],[6]) ).

thf(8,plain,
    ( ( ! [B: $i,C: $i,D: $i] :
          ( ( intersect @ B @ ( union @ C @ D ) )
        <=> ( ( intersect @ B @ C )
            | ( intersect @ B @ D ) ) ) )
    = $false ),
    inference(unfold_def,[status(thm)],[7]) ).

thf(9,plain,
    ( ( ! [B: $i,C: $i] :
          ( ( B = C )
        <=> ! [D: $i] :
              ( ( member @ D @ B )
            <=> ( member @ D @ C ) ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[1]) ).

thf(10,plain,
    ( ( ! [B: $i,C: $i] :
          ( ( intersect @ B @ C )
         => ( intersect @ C @ B ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[2]) ).

thf(11,plain,
    ( ( ! [B: $i,C: $i] :
          ( ( union @ B @ C )
          = ( union @ C @ B ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[3]) ).

thf(12,plain,
    ( ( ! [B: $i,C: $i] :
          ( ( intersect @ B @ C )
        <=> ? [D: $i] :
              ( ( member @ D @ B )
              & ( member @ D @ C ) ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[4]) ).

thf(13,plain,
    ( ( ! [B: $i,C: $i,D: $i] :
          ( ( member @ D @ ( union @ B @ C ) )
        <=> ( ( member @ D @ B )
            | ( member @ D @ C ) ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[5]) ).

thf(14,plain,
    ( ( ! [SY16: $i,SY17: $i] :
          ( ( intersect @ sK1_B @ ( union @ SY16 @ SY17 ) )
        <=> ( ( intersect @ sK1_B @ SY16 )
            | ( intersect @ sK1_B @ SY17 ) ) ) )
    = $false ),
    inference(extcnf_forall_neg,[status(esa)],[8]) ).

thf(15,plain,
    ( ( ! [SY18: $i] :
          ( ( intersect @ sK1_B @ ( union @ sK2_SY16 @ SY18 ) )
        <=> ( ( intersect @ sK1_B @ sK2_SY16 )
            | ( intersect @ sK1_B @ SY18 ) ) ) )
    = $false ),
    inference(extcnf_forall_neg,[status(esa)],[14]) ).

thf(16,plain,
    ( ( ( intersect @ sK1_B @ ( union @ sK2_SY16 @ sK3_SY18 ) )
    <=> ( ( intersect @ sK1_B @ sK2_SY16 )
        | ( intersect @ sK1_B @ sK3_SY18 ) ) )
    = $false ),
    inference(extcnf_forall_neg,[status(esa)],[15]) ).

thf(17,plain,
    ( ( ( intersect @ sK1_B @ ( union @ sK2_SY16 @ sK3_SY18 ) )
     => ( ( intersect @ sK1_B @ sK2_SY16 )
        | ( intersect @ sK1_B @ sK3_SY18 ) ) )
    = $false ),
    inference(split_conjecture,[split_conjecture(split,[])],[16]) ).

thf(18,plain,
    ( ( ( ( intersect @ sK1_B @ sK2_SY16 )
        | ( intersect @ sK1_B @ sK3_SY18 ) )
     => ( intersect @ sK1_B @ ( union @ sK2_SY16 @ sK3_SY18 ) ) )
    = $false ),
    inference(split_conjecture,[split_conjecture(split,[])],[16]) ).

thf(19,plain,
    ( ( ~ ( ( intersect @ sK1_B @ ( union @ sK2_SY16 @ sK3_SY18 ) )
         => ( ( intersect @ sK1_B @ sK2_SY16 )
            | ( intersect @ sK1_B @ sK3_SY18 ) ) ) )
    = $true ),
    inference(polarity_switch,[status(thm)],[17]) ).

thf(20,plain,
    ( ( ~ ( ( ( intersect @ sK1_B @ sK2_SY16 )
            | ( intersect @ sK1_B @ sK3_SY18 ) )
         => ( intersect @ sK1_B @ ( union @ sK2_SY16 @ sK3_SY18 ) ) ) )
    = $true ),
    inference(polarity_switch,[status(thm)],[18]) ).

thf(21,plain,
    ( ( ( intersect @ sK1_B @ ( union @ sK2_SY16 @ sK3_SY18 ) )
      & ~ ( intersect @ sK1_B @ sK2_SY16 )
      & ~ ( intersect @ sK1_B @ sK3_SY18 ) )
    = $true ),
    inference(extcnf_combined,[status(esa)],[19]) ).

thf(22,plain,
    ( ( ( ( intersect @ sK1_B @ sK2_SY16 )
        | ( intersect @ sK1_B @ sK3_SY18 ) )
      & ~ ( intersect @ sK1_B @ ( union @ sK2_SY16 @ sK3_SY18 ) ) )
    = $true ),
    inference(extcnf_combined,[status(esa)],[20]) ).

thf(23,plain,
    ( ( ! [B: $i,C: $i] :
          ( ( ( ~ ( member @ ( sK4_D @ C @ B ) @ B )
              | ~ ( member @ ( sK4_D @ C @ B ) @ C ) )
            & ( ( member @ ( sK4_D @ C @ B ) @ B )
              | ( member @ ( sK4_D @ C @ B ) @ C ) ) )
          | ( B = C ) )
      & ! [B: $i,C: $i] :
          ( ( B != C )
          | ( ! [D: $i] :
                ( ~ ( member @ D @ B )
                | ( member @ D @ C ) )
            & ! [D: $i] :
                ( ~ ( member @ D @ C )
                | ( member @ D @ B ) ) ) ) )
    = $true ),
    inference(extcnf_combined,[status(esa)],[9]) ).

thf(24,plain,
    ( ( ! [B: $i,C: $i] :
          ( ~ ( intersect @ B @ C )
          | ( intersect @ C @ B ) ) )
    = $true ),
    inference(extcnf_combined,[status(esa)],[10]) ).

thf(25,plain,
    ( ( ! [B: $i,C: $i] :
          ( ! [D: $i] :
              ( ~ ( member @ D @ B )
              | ~ ( member @ D @ C ) )
          | ( intersect @ B @ C ) )
      & ! [B: $i,C: $i] :
          ( ~ ( intersect @ B @ C )
          | ( ( member @ ( sK5_D @ C @ B ) @ B )
            & ( member @ ( sK5_D @ C @ B ) @ C ) ) ) )
    = $true ),
    inference(extcnf_combined,[status(esa)],[12]) ).

thf(26,plain,
    ( ( ! [B: $i] :
          ( ! [C: $i,D: $i] :
              ( ~ ( member @ D @ ( union @ B @ C ) )
              | ( member @ D @ B )
              | ( member @ D @ C ) )
          & ! [C: $i,D: $i] :
              ( ~ ( member @ D @ B )
              | ( member @ D @ ( union @ B @ C ) ) )
          & ! [C: $i,D: $i] :
              ( ~ ( member @ D @ C )
              | ( member @ D @ ( union @ B @ C ) ) ) ) )
    = $true ),
    inference(extcnf_combined,[status(esa)],[13]) ).

thf(27,plain,
    ( ( ! [B: $i] :
          ( ! [C: $i,D: $i] :
              ( ~ ( member @ D @ ( union @ B @ C ) )
              | ( member @ D @ B )
              | ( member @ D @ C ) )
          & ! [C: $i,D: $i] :
              ( ~ ( member @ D @ B )
              | ( member @ D @ ( union @ B @ C ) ) )
          & ! [C: $i,D: $i] :
              ( ~ ( member @ D @ C )
              | ( member @ D @ ( union @ B @ C ) ) ) ) )
    = $true ),
    inference(copy,[status(thm)],[26]) ).

thf(28,plain,
    ( ( ! [B: $i,C: $i] :
          ( ! [D: $i] :
              ( ~ ( member @ D @ B )
              | ~ ( member @ D @ C ) )
          | ( intersect @ B @ C ) )
      & ! [B: $i,C: $i] :
          ( ~ ( intersect @ B @ C )
          | ( ( member @ ( sK5_D @ C @ B ) @ B )
            & ( member @ ( sK5_D @ C @ B ) @ C ) ) ) )
    = $true ),
    inference(copy,[status(thm)],[25]) ).

thf(29,plain,
    ( ( ! [B: $i,C: $i] :
          ( ( union @ B @ C )
          = ( union @ C @ B ) ) )
    = $true ),
    inference(copy,[status(thm)],[11]) ).

thf(30,plain,
    ( ( ! [B: $i,C: $i] :
          ( ~ ( intersect @ B @ C )
          | ( intersect @ C @ B ) ) )
    = $true ),
    inference(copy,[status(thm)],[24]) ).

thf(31,plain,
    ( ( ! [B: $i,C: $i] :
          ( ( ( ~ ( member @ ( sK4_D @ C @ B ) @ B )
              | ~ ( member @ ( sK4_D @ C @ B ) @ C ) )
            & ( ( member @ ( sK4_D @ C @ B ) @ B )
              | ( member @ ( sK4_D @ C @ B ) @ C ) ) )
          | ( B = C ) )
      & ! [B: $i,C: $i] :
          ( ( B != C )
          | ( ! [D: $i] :
                ( ~ ( member @ D @ B )
                | ( member @ D @ C ) )
            & ! [D: $i] :
                ( ~ ( member @ D @ C )
                | ( member @ D @ B ) ) ) ) )
    = $true ),
    inference(copy,[status(thm)],[23]) ).

thf(32,plain,
    ( ( ( intersect @ sK1_B @ ( union @ sK2_SY16 @ sK3_SY18 ) )
      & ~ ( intersect @ sK1_B @ sK2_SY16 )
      & ~ ( intersect @ sK1_B @ sK3_SY18 ) )
    = $true ),
    inference(copy,[status(thm)],[21]) ).

thf(33,plain,
    ( ( ~ ( ~ ! [SX0: $i,SX1: $i] :
                ( ~ ( ~ ( ~ ( member @ ( sK4_D @ SX1 @ SX0 ) @ SX0 )
                        | ~ ( member @ ( sK4_D @ SX1 @ SX0 ) @ SX1 ) )
                    | ~ ( ( member @ ( sK4_D @ SX1 @ SX0 ) @ SX0 )
                        | ( member @ ( sK4_D @ SX1 @ SX0 ) @ SX1 ) ) )
                | ( SX0 = SX1 ) )
          | ~ ! [SX0: $i,SX1: $i] :
                ( ( SX0 != SX1 )
                | ~ ( ~ ! [SX2: $i] :
                          ( ~ ( member @ SX2 @ SX0 )
                          | ( member @ SX2 @ SX1 ) )
                    | ~ ! [SX2: $i] :
                          ( ~ ( member @ SX2 @ SX1 )
                          | ( member @ SX2 @ SX0 ) ) ) ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[31]) ).

thf(34,plain,
    ( ( ! [SX0: $i] :
          ~ ( ~ ! [SX1: $i,SX2: $i] :
                  ( ~ ( member @ SX2 @ ( union @ SX0 @ SX1 ) )
                  | ( member @ SX2 @ SX0 )
                  | ( member @ SX2 @ SX1 ) )
            | ~ ~ ( ~ ! [SX1: $i,SX2: $i] :
                        ( ~ ( member @ SX2 @ SX0 )
                        | ( member @ SX2 @ ( union @ SX0 @ SX1 ) ) )
                  | ~ ! [SX1: $i,SX2: $i] :
                        ( ~ ( member @ SX2 @ SX1 )
                        | ( member @ SX2 @ ( union @ SX0 @ SX1 ) ) ) ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[27]) ).

thf(35,plain,
    ( ( ~ ( ~ ! [SX0: $i,SX1: $i] :
                ( ! [SX2: $i] :
                    ( ~ ( member @ SX2 @ SX0 )
                    | ~ ( member @ SX2 @ SX1 ) )
                | ( intersect @ SX0 @ SX1 ) )
          | ~ ! [SX0: $i,SX1: $i] :
                ( ~ ( intersect @ SX0 @ SX1 )
                | ~ ( ~ ( member @ ( sK5_D @ SX1 @ SX0 ) @ SX0 )
                    | ~ ( member @ ( sK5_D @ SX1 @ SX0 ) @ SX1 ) ) ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[28]) ).

thf(36,plain,
    ( ( ~ ( ~ ( intersect @ sK1_B @ ( union @ sK2_SY16 @ sK3_SY18 ) )
          | ~ ~ ( ~ ~ ( intersect @ sK1_B @ sK2_SY16 )
                | ~ ~ ( intersect @ sK1_B @ sK3_SY18 ) ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[32]) ).

thf(37,plain,
    ! [SV1: $i] :
      ( ( ! [SY19: $i] :
            ( ( union @ SV1 @ SY19 )
            = ( union @ SY19 @ SV1 ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[29]) ).

thf(38,plain,
    ! [SV2: $i] :
      ( ( ! [SY20: $i] :
            ( ~ ( intersect @ SV2 @ SY20 )
            | ( intersect @ SY20 @ SV2 ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[30]) ).

thf(39,plain,
    ( ( ~ ! [SX0: $i,SX1: $i] :
            ( ~ ( ~ ( ~ ( member @ ( sK4_D @ SX1 @ SX0 ) @ SX0 )
                    | ~ ( member @ ( sK4_D @ SX1 @ SX0 ) @ SX1 ) )
                | ~ ( ( member @ ( sK4_D @ SX1 @ SX0 ) @ SX0 )
                    | ( member @ ( sK4_D @ SX1 @ SX0 ) @ SX1 ) ) )
            | ( SX0 = SX1 ) )
      | ~ ! [SX0: $i,SX1: $i] :
            ( ( SX0 != SX1 )
            | ~ ( ~ ! [SX2: $i] :
                      ( ~ ( member @ SX2 @ SX0 )
                      | ( member @ SX2 @ SX1 ) )
                | ~ ! [SX2: $i] :
                      ( ~ ( member @ SX2 @ SX1 )
                      | ( member @ SX2 @ SX0 ) ) ) ) )
    = $false ),
    inference(extcnf_not_pos,[status(thm)],[33]) ).

thf(40,plain,
    ! [SV3: $i] :
      ( ( ~ ( ~ ! [SY21: $i,SY22: $i] :
                  ( ~ ( member @ SY22 @ ( union @ SV3 @ SY21 ) )
                  | ( member @ SY22 @ SV3 )
                  | ( member @ SY22 @ SY21 ) )
            | ~ ~ ( ~ ! [SY23: $i,SY24: $i] :
                        ( ~ ( member @ SY24 @ SV3 )
                        | ( member @ SY24 @ ( union @ SV3 @ SY23 ) ) )
                  | ~ ! [SY25: $i,SY26: $i] :
                        ( ~ ( member @ SY26 @ SY25 )
                        | ( member @ SY26 @ ( union @ SV3 @ SY25 ) ) ) ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[34]) ).

thf(41,plain,
    ( ( ~ ! [SX0: $i,SX1: $i] :
            ( ! [SX2: $i] :
                ( ~ ( member @ SX2 @ SX0 )
                | ~ ( member @ SX2 @ SX1 ) )
            | ( intersect @ SX0 @ SX1 ) )
      | ~ ! [SX0: $i,SX1: $i] :
            ( ~ ( intersect @ SX0 @ SX1 )
            | ~ ( ~ ( member @ ( sK5_D @ SX1 @ SX0 ) @ SX0 )
                | ~ ( member @ ( sK5_D @ SX1 @ SX0 ) @ SX1 ) ) ) )
    = $false ),
    inference(extcnf_not_pos,[status(thm)],[35]) ).

thf(42,plain,
    ( ( ~ ( intersect @ sK1_B @ ( union @ sK2_SY16 @ sK3_SY18 ) )
      | ~ ~ ( ~ ~ ( intersect @ sK1_B @ sK2_SY16 )
            | ~ ~ ( intersect @ sK1_B @ sK3_SY18 ) ) )
    = $false ),
    inference(extcnf_not_pos,[status(thm)],[36]) ).

thf(43,plain,
    ! [SV4: $i,SV1: $i] :
      ( ( ( union @ SV1 @ SV4 )
        = ( union @ SV4 @ SV1 ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[37]) ).

thf(44,plain,
    ! [SV5: $i,SV2: $i] :
      ( ( ~ ( intersect @ SV2 @ SV5 )
        | ( intersect @ SV5 @ SV2 ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[38]) ).

thf(45,plain,
    ( ( ~ ! [SX0: $i,SX1: $i] :
            ( ~ ( ~ ( ~ ( member @ ( sK4_D @ SX1 @ SX0 ) @ SX0 )
                    | ~ ( member @ ( sK4_D @ SX1 @ SX0 ) @ SX1 ) )
                | ~ ( ( member @ ( sK4_D @ SX1 @ SX0 ) @ SX0 )
                    | ( member @ ( sK4_D @ SX1 @ SX0 ) @ SX1 ) ) )
            | ( SX0 = SX1 ) ) )
    = $false ),
    inference(extcnf_or_neg,[status(thm)],[39]) ).

thf(46,plain,
    ( ( ~ ! [SX0: $i,SX1: $i] :
            ( ( SX0 != SX1 )
            | ~ ( ~ ! [SX2: $i] :
                      ( ~ ( member @ SX2 @ SX0 )
                      | ( member @ SX2 @ SX1 ) )
                | ~ ! [SX2: $i] :
                      ( ~ ( member @ SX2 @ SX1 )
                      | ( member @ SX2 @ SX0 ) ) ) ) )
    = $false ),
    inference(extcnf_or_neg,[status(thm)],[39]) ).

thf(47,plain,
    ! [SV3: $i] :
      ( ( ~ ! [SY21: $i,SY22: $i] :
              ( ~ ( member @ SY22 @ ( union @ SV3 @ SY21 ) )
              | ( member @ SY22 @ SV3 )
              | ( member @ SY22 @ SY21 ) )
        | ~ ~ ( ~ ! [SY23: $i,SY24: $i] :
                    ( ~ ( member @ SY24 @ SV3 )
                    | ( member @ SY24 @ ( union @ SV3 @ SY23 ) ) )
              | ~ ! [SY25: $i,SY26: $i] :
                    ( ~ ( member @ SY26 @ SY25 )
                    | ( member @ SY26 @ ( union @ SV3 @ SY25 ) ) ) ) )
      = $false ),
    inference(extcnf_not_pos,[status(thm)],[40]) ).

thf(48,plain,
    ( ( ~ ! [SX0: $i,SX1: $i] :
            ( ! [SX2: $i] :
                ( ~ ( member @ SX2 @ SX0 )
                | ~ ( member @ SX2 @ SX1 ) )
            | ( intersect @ SX0 @ SX1 ) ) )
    = $false ),
    inference(extcnf_or_neg,[status(thm)],[41]) ).

thf(49,plain,
    ( ( ~ ! [SX0: $i,SX1: $i] :
            ( ~ ( intersect @ SX0 @ SX1 )
            | ~ ( ~ ( member @ ( sK5_D @ SX1 @ SX0 ) @ SX0 )
                | ~ ( member @ ( sK5_D @ SX1 @ SX0 ) @ SX1 ) ) ) )
    = $false ),
    inference(extcnf_or_neg,[status(thm)],[41]) ).

thf(50,plain,
    ( ( ~ ( intersect @ sK1_B @ ( union @ sK2_SY16 @ sK3_SY18 ) ) )
    = $false ),
    inference(extcnf_or_neg,[status(thm)],[42]) ).

thf(51,plain,
    ( ( ~ ~ ( ~ ~ ( intersect @ sK1_B @ sK2_SY16 )
            | ~ ~ ( intersect @ sK1_B @ sK3_SY18 ) ) )
    = $false ),
    inference(extcnf_or_neg,[status(thm)],[42]) ).

thf(52,plain,
    ! [SV5: $i,SV2: $i] :
      ( ( ( ~ ( intersect @ SV2 @ SV5 ) )
        = $true )
      | ( ( intersect @ SV5 @ SV2 )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[44]) ).

thf(53,plain,
    ( ( ! [SX0: $i,SX1: $i] :
          ( ~ ( ~ ( ~ ( member @ ( sK4_D @ SX1 @ SX0 ) @ SX0 )
                  | ~ ( member @ ( sK4_D @ SX1 @ SX0 ) @ SX1 ) )
              | ~ ( ( member @ ( sK4_D @ SX1 @ SX0 ) @ SX0 )
                  | ( member @ ( sK4_D @ SX1 @ SX0 ) @ SX1 ) ) )
          | ( SX0 = SX1 ) ) )
    = $true ),
    inference(extcnf_not_neg,[status(thm)],[45]) ).

thf(54,plain,
    ( ( ! [SX0: $i,SX1: $i] :
          ( ( SX0 != SX1 )
          | ~ ( ~ ! [SX2: $i] :
                    ( ~ ( member @ SX2 @ SX0 )
                    | ( member @ SX2 @ SX1 ) )
              | ~ ! [SX2: $i] :
                    ( ~ ( member @ SX2 @ SX1 )
                    | ( member @ SX2 @ SX0 ) ) ) ) )
    = $true ),
    inference(extcnf_not_neg,[status(thm)],[46]) ).

thf(55,plain,
    ! [SV3: $i] :
      ( ( ~ ! [SY21: $i,SY22: $i] :
              ( ~ ( member @ SY22 @ ( union @ SV3 @ SY21 ) )
              | ( member @ SY22 @ SV3 )
              | ( member @ SY22 @ SY21 ) ) )
      = $false ),
    inference(extcnf_or_neg,[status(thm)],[47]) ).

thf(56,plain,
    ! [SV3: $i] :
      ( ( ~ ~ ( ~ ! [SY23: $i,SY24: $i] :
                    ( ~ ( member @ SY24 @ SV3 )
                    | ( member @ SY24 @ ( union @ SV3 @ SY23 ) ) )
              | ~ ! [SY25: $i,SY26: $i] :
                    ( ~ ( member @ SY26 @ SY25 )
                    | ( member @ SY26 @ ( union @ SV3 @ SY25 ) ) ) ) )
      = $false ),
    inference(extcnf_or_neg,[status(thm)],[47]) ).

thf(57,plain,
    ( ( ! [SX0: $i,SX1: $i] :
          ( ! [SX2: $i] :
              ( ~ ( member @ SX2 @ SX0 )
              | ~ ( member @ SX2 @ SX1 ) )
          | ( intersect @ SX0 @ SX1 ) ) )
    = $true ),
    inference(extcnf_not_neg,[status(thm)],[48]) ).

thf(58,plain,
    ( ( ! [SX0: $i,SX1: $i] :
          ( ~ ( intersect @ SX0 @ SX1 )
          | ~ ( ~ ( member @ ( sK5_D @ SX1 @ SX0 ) @ SX0 )
              | ~ ( member @ ( sK5_D @ SX1 @ SX0 ) @ SX1 ) ) ) )
    = $true ),
    inference(extcnf_not_neg,[status(thm)],[49]) ).

thf(59,plain,
    ( ( intersect @ sK1_B @ ( union @ sK2_SY16 @ sK3_SY18 ) )
    = $true ),
    inference(extcnf_not_neg,[status(thm)],[50]) ).

thf(60,plain,
    ( ( ~ ( ~ ~ ( intersect @ sK1_B @ sK2_SY16 )
          | ~ ~ ( intersect @ sK1_B @ sK3_SY18 ) ) )
    = $true ),
    inference(extcnf_not_neg,[status(thm)],[51]) ).

thf(61,plain,
    ! [SV5: $i,SV2: $i] :
      ( ( ( intersect @ SV2 @ SV5 )
        = $false )
      | ( ( intersect @ SV5 @ SV2 )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[52]) ).

thf(62,plain,
    ! [SV6: $i] :
      ( ( ! [SY27: $i] :
            ( ~ ( ~ ( ~ ( member @ ( sK4_D @ SY27 @ SV6 ) @ SV6 )
                    | ~ ( member @ ( sK4_D @ SY27 @ SV6 ) @ SY27 ) )
                | ~ ( ( member @ ( sK4_D @ SY27 @ SV6 ) @ SV6 )
                    | ( member @ ( sK4_D @ SY27 @ SV6 ) @ SY27 ) ) )
            | ( SV6 = SY27 ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[53]) ).

thf(63,plain,
    ! [SV7: $i] :
      ( ( ! [SY28: $i] :
            ( ( SV7 != SY28 )
            | ~ ( ~ ! [SY29: $i] :
                      ( ~ ( member @ SY29 @ SV7 )
                      | ( member @ SY29 @ SY28 ) )
                | ~ ! [SY30: $i] :
                      ( ~ ( member @ SY30 @ SY28 )
                      | ( member @ SY30 @ SV7 ) ) ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[54]) ).

thf(64,plain,
    ! [SV3: $i] :
      ( ( ! [SY21: $i,SY22: $i] :
            ( ~ ( member @ SY22 @ ( union @ SV3 @ SY21 ) )
            | ( member @ SY22 @ SV3 )
            | ( member @ SY22 @ SY21 ) ) )
      = $true ),
    inference(extcnf_not_neg,[status(thm)],[55]) ).

thf(65,plain,
    ! [SV3: $i] :
      ( ( ~ ( ~ ! [SY23: $i,SY24: $i] :
                  ( ~ ( member @ SY24 @ SV3 )
                  | ( member @ SY24 @ ( union @ SV3 @ SY23 ) ) )
            | ~ ! [SY25: $i,SY26: $i] :
                  ( ~ ( member @ SY26 @ SY25 )
                  | ( member @ SY26 @ ( union @ SV3 @ SY25 ) ) ) ) )
      = $true ),
    inference(extcnf_not_neg,[status(thm)],[56]) ).

thf(66,plain,
    ! [SV8: $i] :
      ( ( ! [SY31: $i] :
            ( ! [SY32: $i] :
                ( ~ ( member @ SY32 @ SV8 )
                | ~ ( member @ SY32 @ SY31 ) )
            | ( intersect @ SV8 @ SY31 ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[57]) ).

thf(67,plain,
    ! [SV9: $i] :
      ( ( ! [SY33: $i] :
            ( ~ ( intersect @ SV9 @ SY33 )
            | ~ ( ~ ( member @ ( sK5_D @ SY33 @ SV9 ) @ SV9 )
                | ~ ( member @ ( sK5_D @ SY33 @ SV9 ) @ SY33 ) ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[58]) ).

thf(68,plain,
    ( ( ~ ~ ( intersect @ sK1_B @ sK2_SY16 )
      | ~ ~ ( intersect @ sK1_B @ sK3_SY18 ) )
    = $false ),
    inference(extcnf_not_pos,[status(thm)],[60]) ).

thf(69,plain,
    ! [SV6: $i,SV10: $i] :
      ( ( ~ ( ~ ( ~ ( member @ ( sK4_D @ SV10 @ SV6 ) @ SV6 )
                | ~ ( member @ ( sK4_D @ SV10 @ SV6 ) @ SV10 ) )
            | ~ ( ( member @ ( sK4_D @ SV10 @ SV6 ) @ SV6 )
                | ( member @ ( sK4_D @ SV10 @ SV6 ) @ SV10 ) ) )
        | ( SV6 = SV10 ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[62]) ).

thf(70,plain,
    ! [SV11: $i,SV7: $i] :
      ( ( ( SV7 != SV11 )
        | ~ ( ~ ! [SY34: $i] :
                  ( ~ ( member @ SY34 @ SV7 )
                  | ( member @ SY34 @ SV11 ) )
            | ~ ! [SY35: $i] :
                  ( ~ ( member @ SY35 @ SV11 )
                  | ( member @ SY35 @ SV7 ) ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[63]) ).

thf(71,plain,
    ! [SV12: $i,SV3: $i] :
      ( ( ! [SY36: $i] :
            ( ~ ( member @ SY36 @ ( union @ SV3 @ SV12 ) )
            | ( member @ SY36 @ SV3 )
            | ( member @ SY36 @ SV12 ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[64]) ).

thf(72,plain,
    ! [SV3: $i] :
      ( ( ~ ! [SY23: $i,SY24: $i] :
              ( ~ ( member @ SY24 @ SV3 )
              | ( member @ SY24 @ ( union @ SV3 @ SY23 ) ) )
        | ~ ! [SY25: $i,SY26: $i] :
              ( ~ ( member @ SY26 @ SY25 )
              | ( member @ SY26 @ ( union @ SV3 @ SY25 ) ) ) )
      = $false ),
    inference(extcnf_not_pos,[status(thm)],[65]) ).

thf(73,plain,
    ! [SV13: $i,SV8: $i] :
      ( ( ! [SY37: $i] :
            ( ~ ( member @ SY37 @ SV8 )
            | ~ ( member @ SY37 @ SV13 ) )
        | ( intersect @ SV8 @ SV13 ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[66]) ).

thf(74,plain,
    ! [SV14: $i,SV9: $i] :
      ( ( ~ ( intersect @ SV9 @ SV14 )
        | ~ ( ~ ( member @ ( sK5_D @ SV14 @ SV9 ) @ SV9 )
            | ~ ( member @ ( sK5_D @ SV14 @ SV9 ) @ SV14 ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[67]) ).

thf(75,plain,
    ( ( ~ ~ ( intersect @ sK1_B @ sK2_SY16 ) )
    = $false ),
    inference(extcnf_or_neg,[status(thm)],[68]) ).

thf(76,plain,
    ( ( ~ ~ ( intersect @ sK1_B @ sK3_SY18 ) )
    = $false ),
    inference(extcnf_or_neg,[status(thm)],[68]) ).

thf(77,plain,
    ! [SV6: $i,SV10: $i] :
      ( ( ( ~ ( ~ ( ~ ( member @ ( sK4_D @ SV10 @ SV6 ) @ SV6 )
                  | ~ ( member @ ( sK4_D @ SV10 @ SV6 ) @ SV10 ) )
              | ~ ( ( member @ ( sK4_D @ SV10 @ SV6 ) @ SV6 )
                  | ( member @ ( sK4_D @ SV10 @ SV6 ) @ SV10 ) ) ) )
        = $true )
      | ( ( SV6 = SV10 )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[69]) ).

thf(78,plain,
    ! [SV11: $i,SV7: $i] :
      ( ( ( ( SV7 != SV11 ) )
        = $true )
      | ( ( ~ ( ~ ! [SY34: $i] :
                    ( ~ ( member @ SY34 @ SV7 )
                    | ( member @ SY34 @ SV11 ) )
              | ~ ! [SY35: $i] :
                    ( ~ ( member @ SY35 @ SV11 )
                    | ( member @ SY35 @ SV7 ) ) ) )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[70]) ).

thf(79,plain,
    ! [SV12: $i,SV3: $i,SV15: $i] :
      ( ( ~ ( member @ SV15 @ ( union @ SV3 @ SV12 ) )
        | ( member @ SV15 @ SV3 )
        | ( member @ SV15 @ SV12 ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[71]) ).

thf(80,plain,
    ! [SV3: $i] :
      ( ( ~ ! [SY23: $i,SY24: $i] :
              ( ~ ( member @ SY24 @ SV3 )
              | ( member @ SY24 @ ( union @ SV3 @ SY23 ) ) ) )
      = $false ),
    inference(extcnf_or_neg,[status(thm)],[72]) ).

thf(81,plain,
    ! [SV3: $i] :
      ( ( ~ ! [SY25: $i,SY26: $i] :
              ( ~ ( member @ SY26 @ SY25 )
              | ( member @ SY26 @ ( union @ SV3 @ SY25 ) ) ) )
      = $false ),
    inference(extcnf_or_neg,[status(thm)],[72]) ).

thf(82,plain,
    ! [SV13: $i,SV8: $i] :
      ( ( ( ! [SY37: $i] :
              ( ~ ( member @ SY37 @ SV8 )
              | ~ ( member @ SY37 @ SV13 ) ) )
        = $true )
      | ( ( intersect @ SV8 @ SV13 )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[73]) ).

thf(83,plain,
    ! [SV14: $i,SV9: $i] :
      ( ( ( ~ ( intersect @ SV9 @ SV14 ) )
        = $true )
      | ( ( ~ ( ~ ( member @ ( sK5_D @ SV14 @ SV9 ) @ SV9 )
              | ~ ( member @ ( sK5_D @ SV14 @ SV9 ) @ SV14 ) ) )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[74]) ).

thf(84,plain,
    ( ( ~ ( intersect @ sK1_B @ sK2_SY16 ) )
    = $true ),
    inference(extcnf_not_neg,[status(thm)],[75]) ).

thf(85,plain,
    ( ( ~ ( intersect @ sK1_B @ sK3_SY18 ) )
    = $true ),
    inference(extcnf_not_neg,[status(thm)],[76]) ).

thf(86,plain,
    ! [SV6: $i,SV10: $i] :
      ( ( ( ~ ( ~ ( member @ ( sK4_D @ SV10 @ SV6 ) @ SV6 )
              | ~ ( member @ ( sK4_D @ SV10 @ SV6 ) @ SV10 ) )
          | ~ ( ( member @ ( sK4_D @ SV10 @ SV6 ) @ SV6 )
              | ( member @ ( sK4_D @ SV10 @ SV6 ) @ SV10 ) ) )
        = $false )
      | ( ( SV6 = SV10 )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[77]) ).

thf(87,plain,
    ! [SV11: $i,SV7: $i] :
      ( ( ( SV7 = SV11 )
        = $false )
      | ( ( ~ ( ~ ! [SY34: $i] :
                    ( ~ ( member @ SY34 @ SV7 )
                    | ( member @ SY34 @ SV11 ) )
              | ~ ! [SY35: $i] :
                    ( ~ ( member @ SY35 @ SV11 )
                    | ( member @ SY35 @ SV7 ) ) ) )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[78]) ).

thf(88,plain,
    ! [SV12: $i,SV3: $i,SV15: $i] :
      ( ( ( ~ ( member @ SV15 @ ( union @ SV3 @ SV12 ) ) )
        = $true )
      | ( ( ( member @ SV15 @ SV3 )
          | ( member @ SV15 @ SV12 ) )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[79]) ).

thf(89,plain,
    ! [SV3: $i] :
      ( ( ! [SY23: $i,SY24: $i] :
            ( ~ ( member @ SY24 @ SV3 )
            | ( member @ SY24 @ ( union @ SV3 @ SY23 ) ) ) )
      = $true ),
    inference(extcnf_not_neg,[status(thm)],[80]) ).

thf(90,plain,
    ! [SV3: $i] :
      ( ( ! [SY25: $i,SY26: $i] :
            ( ~ ( member @ SY26 @ SY25 )
            | ( member @ SY26 @ ( union @ SV3 @ SY25 ) ) ) )
      = $true ),
    inference(extcnf_not_neg,[status(thm)],[81]) ).

thf(91,plain,
    ! [SV13: $i,SV8: $i,SV16: $i] :
      ( ( ( ~ ( member @ SV16 @ SV8 )
          | ~ ( member @ SV16 @ SV13 ) )
        = $true )
      | ( ( intersect @ SV8 @ SV13 )
        = $true ) ),
    inference(extcnf_forall_pos,[status(thm)],[82]) ).

thf(92,plain,
    ! [SV14: $i,SV9: $i] :
      ( ( ( intersect @ SV9 @ SV14 )
        = $false )
      | ( ( ~ ( ~ ( member @ ( sK5_D @ SV14 @ SV9 ) @ SV9 )
              | ~ ( member @ ( sK5_D @ SV14 @ SV9 ) @ SV14 ) ) )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[83]) ).

thf(93,plain,
    ( ( intersect @ sK1_B @ sK2_SY16 )
    = $false ),
    inference(extcnf_not_pos,[status(thm)],[84]) ).

thf(94,plain,
    ( ( intersect @ sK1_B @ sK3_SY18 )
    = $false ),
    inference(extcnf_not_pos,[status(thm)],[85]) ).

thf(95,plain,
    ! [SV6: $i,SV10: $i] :
      ( ( ( ~ ( ~ ( member @ ( sK4_D @ SV10 @ SV6 ) @ SV6 )
              | ~ ( member @ ( sK4_D @ SV10 @ SV6 ) @ SV10 ) ) )
        = $false )
      | ( ( SV6 = SV10 )
        = $true ) ),
    inference(extcnf_or_neg,[status(thm)],[86]) ).

thf(96,plain,
    ! [SV6: $i,SV10: $i] :
      ( ( ( ~ ( ( member @ ( sK4_D @ SV10 @ SV6 ) @ SV6 )
              | ( member @ ( sK4_D @ SV10 @ SV6 ) @ SV10 ) ) )
        = $false )
      | ( ( SV6 = SV10 )
        = $true ) ),
    inference(extcnf_or_neg,[status(thm)],[86]) ).

thf(97,plain,
    ! [SV11: $i,SV7: $i] :
      ( ( ( ~ ! [SY34: $i] :
                ( ~ ( member @ SY34 @ SV7 )
                | ( member @ SY34 @ SV11 ) )
          | ~ ! [SY35: $i] :
                ( ~ ( member @ SY35 @ SV11 )
                | ( member @ SY35 @ SV7 ) ) )
        = $false )
      | ( ( SV7 = SV11 )
        = $false ) ),
    inference(extcnf_not_pos,[status(thm)],[87]) ).

thf(98,plain,
    ! [SV12: $i,SV3: $i,SV15: $i] :
      ( ( ( member @ SV15 @ ( union @ SV3 @ SV12 ) )
        = $false )
      | ( ( ( member @ SV15 @ SV3 )
          | ( member @ SV15 @ SV12 ) )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[88]) ).

thf(99,plain,
    ! [SV17: $i,SV3: $i] :
      ( ( ! [SY38: $i] :
            ( ~ ( member @ SY38 @ SV3 )
            | ( member @ SY38 @ ( union @ SV3 @ SV17 ) ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[89]) ).

thf(100,plain,
    ! [SV3: $i,SV18: $i] :
      ( ( ! [SY39: $i] :
            ( ~ ( member @ SY39 @ SV18 )
            | ( member @ SY39 @ ( union @ SV3 @ SV18 ) ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[90]) ).

thf(101,plain,
    ! [SV13: $i,SV8: $i,SV16: $i] :
      ( ( ( ~ ( member @ SV16 @ SV8 ) )
        = $true )
      | ( ( ~ ( member @ SV16 @ SV13 ) )
        = $true )
      | ( ( intersect @ SV8 @ SV13 )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[91]) ).

thf(102,plain,
    ! [SV9: $i,SV14: $i] :
      ( ( ( ~ ( member @ ( sK5_D @ SV14 @ SV9 ) @ SV9 )
          | ~ ( member @ ( sK5_D @ SV14 @ SV9 ) @ SV14 ) )
        = $false )
      | ( ( intersect @ SV9 @ SV14 )
        = $false ) ),
    inference(extcnf_not_pos,[status(thm)],[92]) ).

thf(103,plain,
    ! [SV6: $i,SV10: $i] :
      ( ( ( ~ ( member @ ( sK4_D @ SV10 @ SV6 ) @ SV6 )
          | ~ ( member @ ( sK4_D @ SV10 @ SV6 ) @ SV10 ) )
        = $true )
      | ( ( SV6 = SV10 )
        = $true ) ),
    inference(extcnf_not_neg,[status(thm)],[95]) ).

thf(104,plain,
    ! [SV6: $i,SV10: $i] :
      ( ( ( ( member @ ( sK4_D @ SV10 @ SV6 ) @ SV6 )
          | ( member @ ( sK4_D @ SV10 @ SV6 ) @ SV10 ) )
        = $true )
      | ( ( SV6 = SV10 )
        = $true ) ),
    inference(extcnf_not_neg,[status(thm)],[96]) ).

thf(105,plain,
    ! [SV11: $i,SV7: $i] :
      ( ( ( ~ ! [SY34: $i] :
                ( ~ ( member @ SY34 @ SV7 )
                | ( member @ SY34 @ SV11 ) ) )
        = $false )
      | ( ( SV7 = SV11 )
        = $false ) ),
    inference(extcnf_or_neg,[status(thm)],[97]) ).

thf(106,plain,
    ! [SV7: $i,SV11: $i] :
      ( ( ( ~ ! [SY35: $i] :
                ( ~ ( member @ SY35 @ SV11 )
                | ( member @ SY35 @ SV7 ) ) )
        = $false )
      | ( ( SV7 = SV11 )
        = $false ) ),
    inference(extcnf_or_neg,[status(thm)],[97]) ).

thf(107,plain,
    ! [SV12: $i,SV3: $i,SV15: $i] :
      ( ( ( member @ SV15 @ SV3 )
        = $true )
      | ( ( member @ SV15 @ SV12 )
        = $true )
      | ( ( member @ SV15 @ ( union @ SV3 @ SV12 ) )
        = $false ) ),
    inference(extcnf_or_pos,[status(thm)],[98]) ).

thf(108,plain,
    ! [SV17: $i,SV3: $i,SV19: $i] :
      ( ( ~ ( member @ SV19 @ SV3 )
        | ( member @ SV19 @ ( union @ SV3 @ SV17 ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[99]) ).

thf(109,plain,
    ! [SV3: $i,SV18: $i,SV20: $i] :
      ( ( ~ ( member @ SV20 @ SV18 )
        | ( member @ SV20 @ ( union @ SV3 @ SV18 ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[100]) ).

thf(110,plain,
    ! [SV13: $i,SV8: $i,SV16: $i] :
      ( ( ( member @ SV16 @ SV8 )
        = $false )
      | ( ( ~ ( member @ SV16 @ SV13 ) )
        = $true )
      | ( ( intersect @ SV8 @ SV13 )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[101]) ).

thf(111,plain,
    ! [SV9: $i,SV14: $i] :
      ( ( ( ~ ( member @ ( sK5_D @ SV14 @ SV9 ) @ SV9 ) )
        = $false )
      | ( ( intersect @ SV9 @ SV14 )
        = $false ) ),
    inference(extcnf_or_neg,[status(thm)],[102]) ).

thf(112,plain,
    ! [SV9: $i,SV14: $i] :
      ( ( ( ~ ( member @ ( sK5_D @ SV14 @ SV9 ) @ SV14 ) )
        = $false )
      | ( ( intersect @ SV9 @ SV14 )
        = $false ) ),
    inference(extcnf_or_neg,[status(thm)],[102]) ).

thf(113,plain,
    ! [SV6: $i,SV10: $i] :
      ( ( ( ~ ( member @ ( sK4_D @ SV10 @ SV6 ) @ SV6 ) )
        = $true )
      | ( ( ~ ( member @ ( sK4_D @ SV10 @ SV6 ) @ SV10 ) )
        = $true )
      | ( ( SV6 = SV10 )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[103]) ).

thf(114,plain,
    ! [SV6: $i,SV10: $i] :
      ( ( ( member @ ( sK4_D @ SV10 @ SV6 ) @ SV6 )
        = $true )
      | ( ( member @ ( sK4_D @ SV10 @ SV6 ) @ SV10 )
        = $true )
      | ( ( SV6 = SV10 )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[104]) ).

thf(115,plain,
    ! [SV11: $i,SV7: $i] :
      ( ( ( ! [SY34: $i] :
              ( ~ ( member @ SY34 @ SV7 )
              | ( member @ SY34 @ SV11 ) ) )
        = $true )
      | ( ( SV7 = SV11 )
        = $false ) ),
    inference(extcnf_not_neg,[status(thm)],[105]) ).

thf(116,plain,
    ! [SV7: $i,SV11: $i] :
      ( ( ( ! [SY35: $i] :
              ( ~ ( member @ SY35 @ SV11 )
              | ( member @ SY35 @ SV7 ) ) )
        = $true )
      | ( ( SV7 = SV11 )
        = $false ) ),
    inference(extcnf_not_neg,[status(thm)],[106]) ).

thf(117,plain,
    ! [SV17: $i,SV3: $i,SV19: $i] :
      ( ( ( ~ ( member @ SV19 @ SV3 ) )
        = $true )
      | ( ( member @ SV19 @ ( union @ SV3 @ SV17 ) )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[108]) ).

thf(118,plain,
    ! [SV3: $i,SV18: $i,SV20: $i] :
      ( ( ( ~ ( member @ SV20 @ SV18 ) )
        = $true )
      | ( ( member @ SV20 @ ( union @ SV3 @ SV18 ) )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[109]) ).

thf(119,plain,
    ! [SV8: $i,SV13: $i,SV16: $i] :
      ( ( ( member @ SV16 @ SV13 )
        = $false )
      | ( ( member @ SV16 @ SV8 )
        = $false )
      | ( ( intersect @ SV8 @ SV13 )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[110]) ).

thf(120,plain,
    ! [SV9: $i,SV14: $i] :
      ( ( ( member @ ( sK5_D @ SV14 @ SV9 ) @ SV9 )
        = $true )
      | ( ( intersect @ SV9 @ SV14 )
        = $false ) ),
    inference(extcnf_not_neg,[status(thm)],[111]) ).

thf(121,plain,
    ! [SV9: $i,SV14: $i] :
      ( ( ( member @ ( sK5_D @ SV14 @ SV9 ) @ SV14 )
        = $true )
      | ( ( intersect @ SV9 @ SV14 )
        = $false ) ),
    inference(extcnf_not_neg,[status(thm)],[112]) ).

thf(122,plain,
    ! [SV6: $i,SV10: $i] :
      ( ( ( member @ ( sK4_D @ SV10 @ SV6 ) @ SV6 )
        = $false )
      | ( ( ~ ( member @ ( sK4_D @ SV10 @ SV6 ) @ SV10 ) )
        = $true )
      | ( ( SV6 = SV10 )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[113]) ).

thf(123,plain,
    ! [SV11: $i,SV7: $i,SV21: $i] :
      ( ( ( ~ ( member @ SV21 @ SV7 )
          | ( member @ SV21 @ SV11 ) )
        = $true )
      | ( ( SV7 = SV11 )
        = $false ) ),
    inference(extcnf_forall_pos,[status(thm)],[115]) ).

thf(124,plain,
    ! [SV7: $i,SV11: $i,SV22: $i] :
      ( ( ( ~ ( member @ SV22 @ SV11 )
          | ( member @ SV22 @ SV7 ) )
        = $true )
      | ( ( SV7 = SV11 )
        = $false ) ),
    inference(extcnf_forall_pos,[status(thm)],[116]) ).

thf(125,plain,
    ! [SV17: $i,SV3: $i,SV19: $i] :
      ( ( ( member @ SV19 @ SV3 )
        = $false )
      | ( ( member @ SV19 @ ( union @ SV3 @ SV17 ) )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[117]) ).

thf(126,plain,
    ! [SV3: $i,SV18: $i,SV20: $i] :
      ( ( ( member @ SV20 @ SV18 )
        = $false )
      | ( ( member @ SV20 @ ( union @ SV3 @ SV18 ) )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[118]) ).

thf(127,plain,
    ! [SV6: $i,SV10: $i] :
      ( ( ( member @ ( sK4_D @ SV10 @ SV6 ) @ SV10 )
        = $false )
      | ( ( member @ ( sK4_D @ SV10 @ SV6 ) @ SV6 )
        = $false )
      | ( ( SV6 = SV10 )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[122]) ).

thf(128,plain,
    ! [SV11: $i,SV7: $i,SV21: $i] :
      ( ( ( ~ ( member @ SV21 @ SV7 ) )
        = $true )
      | ( ( member @ SV21 @ SV11 )
        = $true )
      | ( ( SV7 = SV11 )
        = $false ) ),
    inference(extcnf_or_pos,[status(thm)],[123]) ).

thf(129,plain,
    ! [SV7: $i,SV11: $i,SV22: $i] :
      ( ( ( ~ ( member @ SV22 @ SV11 ) )
        = $true )
      | ( ( member @ SV22 @ SV7 )
        = $true )
      | ( ( SV7 = SV11 )
        = $false ) ),
    inference(extcnf_or_pos,[status(thm)],[124]) ).

thf(130,plain,
    ! [SV11: $i,SV7: $i,SV21: $i] :
      ( ( ( member @ SV21 @ SV7 )
        = $false )
      | ( ( member @ SV21 @ SV11 )
        = $true )
      | ( ( SV7 = SV11 )
        = $false ) ),
    inference(extcnf_not_pos,[status(thm)],[128]) ).

thf(131,plain,
    ! [SV7: $i,SV11: $i,SV22: $i] :
      ( ( ( member @ SV22 @ SV11 )
        = $false )
      | ( ( member @ SV22 @ SV7 )
        = $true )
      | ( ( SV7 = SV11 )
        = $false ) ),
    inference(extcnf_not_pos,[status(thm)],[129]) ).

thf(132,plain,
    $false = $true,
    inference(fo_atp_e,[status(thm)],[43,131,130,127,126,125,121,120,119,114,107,94,93,61,59]) ).

thf(133,plain,
    ( ( ! [B: $i] :
          ( ! [C: $i,D: $i] :
              ( ~ ( member @ D @ ( union @ B @ C ) )
              | ( member @ D @ B )
              | ( member @ D @ C ) )
          & ! [C: $i,D: $i] :
              ( ~ ( member @ D @ B )
              | ( member @ D @ ( union @ B @ C ) ) )
          & ! [C: $i,D: $i] :
              ( ~ ( member @ D @ C )
              | ( member @ D @ ( union @ B @ C ) ) ) ) )
    = $true ),
    inference(copy,[status(thm)],[26]) ).

thf(134,plain,
    ( ( ! [B: $i,C: $i] :
          ( ! [D: $i] :
              ( ~ ( member @ D @ B )
              | ~ ( member @ D @ C ) )
          | ( intersect @ B @ C ) )
      & ! [B: $i,C: $i] :
          ( ~ ( intersect @ B @ C )
          | ( ( member @ ( sK5_D @ C @ B ) @ B )
            & ( member @ ( sK5_D @ C @ B ) @ C ) ) ) )
    = $true ),
    inference(copy,[status(thm)],[25]) ).

thf(135,plain,
    ( ( ! [B: $i,C: $i] :
          ( ( union @ B @ C )
          = ( union @ C @ B ) ) )
    = $true ),
    inference(copy,[status(thm)],[11]) ).

thf(136,plain,
    ( ( ! [B: $i,C: $i] :
          ( ~ ( intersect @ B @ C )
          | ( intersect @ C @ B ) ) )
    = $true ),
    inference(copy,[status(thm)],[24]) ).

thf(137,plain,
    ( ( ! [B: $i,C: $i] :
          ( ( ( ~ ( member @ ( sK4_D @ C @ B ) @ B )
              | ~ ( member @ ( sK4_D @ C @ B ) @ C ) )
            & ( ( member @ ( sK4_D @ C @ B ) @ B )
              | ( member @ ( sK4_D @ C @ B ) @ C ) ) )
          | ( B = C ) )
      & ! [B: $i,C: $i] :
          ( ( B != C )
          | ( ! [D: $i] :
                ( ~ ( member @ D @ B )
                | ( member @ D @ C ) )
            & ! [D: $i] :
                ( ~ ( member @ D @ C )
                | ( member @ D @ B ) ) ) ) )
    = $true ),
    inference(copy,[status(thm)],[23]) ).

thf(138,plain,
    ( ( ( ( intersect @ sK1_B @ sK2_SY16 )
        | ( intersect @ sK1_B @ sK3_SY18 ) )
      & ~ ( intersect @ sK1_B @ ( union @ sK2_SY16 @ sK3_SY18 ) ) )
    = $true ),
    inference(copy,[status(thm)],[22]) ).

thf(139,plain,
    ( ( ~ ( ~ ( ( intersect @ sK1_B @ sK2_SY16 )
              | ( intersect @ sK1_B @ sK3_SY18 ) )
          | ~ ~ ( intersect @ sK1_B @ ( union @ sK2_SY16 @ sK3_SY18 ) ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[138]) ).

thf(140,plain,
    ( ( ~ ( ~ ! [SX0: $i,SX1: $i] :
                ( ! [SX2: $i] :
                    ( ~ ( member @ SX2 @ SX0 )
                    | ~ ( member @ SX2 @ SX1 ) )
                | ( intersect @ SX0 @ SX1 ) )
          | ~ ! [SX0: $i,SX1: $i] :
                ( ~ ( intersect @ SX0 @ SX1 )
                | ~ ( ~ ( member @ ( sK5_D @ SX1 @ SX0 ) @ SX0 )
                    | ~ ( member @ ( sK5_D @ SX1 @ SX0 ) @ SX1 ) ) ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[134]) ).

thf(141,plain,
    ( ( ! [SX0: $i] :
          ~ ( ~ ! [SX1: $i,SX2: $i] :
                  ( ~ ( member @ SX2 @ ( union @ SX0 @ SX1 ) )
                  | ( member @ SX2 @ SX0 )
                  | ( member @ SX2 @ SX1 ) )
            | ~ ~ ( ~ ! [SX1: $i,SX2: $i] :
                        ( ~ ( member @ SX2 @ SX0 )
                        | ( member @ SX2 @ ( union @ SX0 @ SX1 ) ) )
                  | ~ ! [SX1: $i,SX2: $i] :
                        ( ~ ( member @ SX2 @ SX1 )
                        | ( member @ SX2 @ ( union @ SX0 @ SX1 ) ) ) ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[133]) ).

thf(142,plain,
    ( ( ~ ( ~ ! [SX0: $i,SX1: $i] :
                ( ~ ( ~ ( ~ ( member @ ( sK4_D @ SX1 @ SX0 ) @ SX0 )
                        | ~ ( member @ ( sK4_D @ SX1 @ SX0 ) @ SX1 ) )
                    | ~ ( ( member @ ( sK4_D @ SX1 @ SX0 ) @ SX0 )
                        | ( member @ ( sK4_D @ SX1 @ SX0 ) @ SX1 ) ) )
                | ( SX0 = SX1 ) )
          | ~ ! [SX0: $i,SX1: $i] :
                ( ( SX0 != SX1 )
                | ~ ( ~ ! [SX2: $i] :
                          ( ~ ( member @ SX2 @ SX0 )
                          | ( member @ SX2 @ SX1 ) )
                    | ~ ! [SX2: $i] :
                          ( ~ ( member @ SX2 @ SX1 )
                          | ( member @ SX2 @ SX0 ) ) ) ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[137]) ).

thf(143,plain,
    ! [SV23: $i] :
      ( ( ! [SY40: $i] :
            ( ( union @ SV23 @ SY40 )
            = ( union @ SY40 @ SV23 ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[135]) ).

thf(144,plain,
    ! [SV24: $i] :
      ( ( ! [SY41: $i] :
            ( ~ ( intersect @ SV24 @ SY41 )
            | ( intersect @ SY41 @ SV24 ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[136]) ).

thf(145,plain,
    ( ( ~ ( ( intersect @ sK1_B @ sK2_SY16 )
          | ( intersect @ sK1_B @ sK3_SY18 ) )
      | ~ ~ ( intersect @ sK1_B @ ( union @ sK2_SY16 @ sK3_SY18 ) ) )
    = $false ),
    inference(extcnf_not_pos,[status(thm)],[139]) ).

thf(146,plain,
    ( ( ~ ! [SX0: $i,SX1: $i] :
            ( ! [SX2: $i] :
                ( ~ ( member @ SX2 @ SX0 )
                | ~ ( member @ SX2 @ SX1 ) )
            | ( intersect @ SX0 @ SX1 ) )
      | ~ ! [SX0: $i,SX1: $i] :
            ( ~ ( intersect @ SX0 @ SX1 )
            | ~ ( ~ ( member @ ( sK5_D @ SX1 @ SX0 ) @ SX0 )
                | ~ ( member @ ( sK5_D @ SX1 @ SX0 ) @ SX1 ) ) ) )
    = $false ),
    inference(extcnf_not_pos,[status(thm)],[140]) ).

thf(147,plain,
    ! [SV25: $i] :
      ( ( ~ ( ~ ! [SY42: $i,SY43: $i] :
                  ( ~ ( member @ SY43 @ ( union @ SV25 @ SY42 ) )
                  | ( member @ SY43 @ SV25 )
                  | ( member @ SY43 @ SY42 ) )
            | ~ ~ ( ~ ! [SY44: $i,SY45: $i] :
                        ( ~ ( member @ SY45 @ SV25 )
                        | ( member @ SY45 @ ( union @ SV25 @ SY44 ) ) )
                  | ~ ! [SY46: $i,SY47: $i] :
                        ( ~ ( member @ SY47 @ SY46 )
                        | ( member @ SY47 @ ( union @ SV25 @ SY46 ) ) ) ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[141]) ).

thf(148,plain,
    ( ( ~ ! [SX0: $i,SX1: $i] :
            ( ~ ( ~ ( ~ ( member @ ( sK4_D @ SX1 @ SX0 ) @ SX0 )
                    | ~ ( member @ ( sK4_D @ SX1 @ SX0 ) @ SX1 ) )
                | ~ ( ( member @ ( sK4_D @ SX1 @ SX0 ) @ SX0 )
                    | ( member @ ( sK4_D @ SX1 @ SX0 ) @ SX1 ) ) )
            | ( SX0 = SX1 ) )
      | ~ ! [SX0: $i,SX1: $i] :
            ( ( SX0 != SX1 )
            | ~ ( ~ ! [SX2: $i] :
                      ( ~ ( member @ SX2 @ SX0 )
                      | ( member @ SX2 @ SX1 ) )
                | ~ ! [SX2: $i] :
                      ( ~ ( member @ SX2 @ SX1 )
                      | ( member @ SX2 @ SX0 ) ) ) ) )
    = $false ),
    inference(extcnf_not_pos,[status(thm)],[142]) ).

thf(149,plain,
    ! [SV26: $i,SV23: $i] :
      ( ( ( union @ SV23 @ SV26 )
        = ( union @ SV26 @ SV23 ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[143]) ).

thf(150,plain,
    ! [SV27: $i,SV24: $i] :
      ( ( ~ ( intersect @ SV24 @ SV27 )
        | ( intersect @ SV27 @ SV24 ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[144]) ).

thf(151,plain,
    ( ( ~ ( ( intersect @ sK1_B @ sK2_SY16 )
          | ( intersect @ sK1_B @ sK3_SY18 ) ) )
    = $false ),
    inference(extcnf_or_neg,[status(thm)],[145]) ).

thf(152,plain,
    ( ( ~ ~ ( intersect @ sK1_B @ ( union @ sK2_SY16 @ sK3_SY18 ) ) )
    = $false ),
    inference(extcnf_or_neg,[status(thm)],[145]) ).

thf(153,plain,
    ( ( ~ ! [SX0: $i,SX1: $i] :
            ( ! [SX2: $i] :
                ( ~ ( member @ SX2 @ SX0 )
                | ~ ( member @ SX2 @ SX1 ) )
            | ( intersect @ SX0 @ SX1 ) ) )
    = $false ),
    inference(extcnf_or_neg,[status(thm)],[146]) ).

thf(154,plain,
    ( ( ~ ! [SX0: $i,SX1: $i] :
            ( ~ ( intersect @ SX0 @ SX1 )
            | ~ ( ~ ( member @ ( sK5_D @ SX1 @ SX0 ) @ SX0 )
                | ~ ( member @ ( sK5_D @ SX1 @ SX0 ) @ SX1 ) ) ) )
    = $false ),
    inference(extcnf_or_neg,[status(thm)],[146]) ).

thf(155,plain,
    ! [SV25: $i] :
      ( ( ~ ! [SY42: $i,SY43: $i] :
              ( ~ ( member @ SY43 @ ( union @ SV25 @ SY42 ) )
              | ( member @ SY43 @ SV25 )
              | ( member @ SY43 @ SY42 ) )
        | ~ ~ ( ~ ! [SY44: $i,SY45: $i] :
                    ( ~ ( member @ SY45 @ SV25 )
                    | ( member @ SY45 @ ( union @ SV25 @ SY44 ) ) )
              | ~ ! [SY46: $i,SY47: $i] :
                    ( ~ ( member @ SY47 @ SY46 )
                    | ( member @ SY47 @ ( union @ SV25 @ SY46 ) ) ) ) )
      = $false ),
    inference(extcnf_not_pos,[status(thm)],[147]) ).

thf(156,plain,
    ( ( ~ ! [SX0: $i,SX1: $i] :
            ( ~ ( ~ ( ~ ( member @ ( sK4_D @ SX1 @ SX0 ) @ SX0 )
                    | ~ ( member @ ( sK4_D @ SX1 @ SX0 ) @ SX1 ) )
                | ~ ( ( member @ ( sK4_D @ SX1 @ SX0 ) @ SX0 )
                    | ( member @ ( sK4_D @ SX1 @ SX0 ) @ SX1 ) ) )
            | ( SX0 = SX1 ) ) )
    = $false ),
    inference(extcnf_or_neg,[status(thm)],[148]) ).

thf(157,plain,
    ( ( ~ ! [SX0: $i,SX1: $i] :
            ( ( SX0 != SX1 )
            | ~ ( ~ ! [SX2: $i] :
                      ( ~ ( member @ SX2 @ SX0 )
                      | ( member @ SX2 @ SX1 ) )
                | ~ ! [SX2: $i] :
                      ( ~ ( member @ SX2 @ SX1 )
                      | ( member @ SX2 @ SX0 ) ) ) ) )
    = $false ),
    inference(extcnf_or_neg,[status(thm)],[148]) ).

thf(158,plain,
    ! [SV27: $i,SV24: $i] :
      ( ( ( ~ ( intersect @ SV24 @ SV27 ) )
        = $true )
      | ( ( intersect @ SV27 @ SV24 )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[150]) ).

thf(159,plain,
    ( ( ( intersect @ sK1_B @ sK2_SY16 )
      | ( intersect @ sK1_B @ sK3_SY18 ) )
    = $true ),
    inference(extcnf_not_neg,[status(thm)],[151]) ).

thf(160,plain,
    ( ( ~ ( intersect @ sK1_B @ ( union @ sK2_SY16 @ sK3_SY18 ) ) )
    = $true ),
    inference(extcnf_not_neg,[status(thm)],[152]) ).

thf(161,plain,
    ( ( ! [SX0: $i,SX1: $i] :
          ( ! [SX2: $i] :
              ( ~ ( member @ SX2 @ SX0 )
              | ~ ( member @ SX2 @ SX1 ) )
          | ( intersect @ SX0 @ SX1 ) ) )
    = $true ),
    inference(extcnf_not_neg,[status(thm)],[153]) ).

thf(162,plain,
    ( ( ! [SX0: $i,SX1: $i] :
          ( ~ ( intersect @ SX0 @ SX1 )
          | ~ ( ~ ( member @ ( sK5_D @ SX1 @ SX0 ) @ SX0 )
              | ~ ( member @ ( sK5_D @ SX1 @ SX0 ) @ SX1 ) ) ) )
    = $true ),
    inference(extcnf_not_neg,[status(thm)],[154]) ).

thf(163,plain,
    ! [SV25: $i] :
      ( ( ~ ! [SY42: $i,SY43: $i] :
              ( ~ ( member @ SY43 @ ( union @ SV25 @ SY42 ) )
              | ( member @ SY43 @ SV25 )
              | ( member @ SY43 @ SY42 ) ) )
      = $false ),
    inference(extcnf_or_neg,[status(thm)],[155]) ).

thf(164,plain,
    ! [SV25: $i] :
      ( ( ~ ~ ( ~ ! [SY44: $i,SY45: $i] :
                    ( ~ ( member @ SY45 @ SV25 )
                    | ( member @ SY45 @ ( union @ SV25 @ SY44 ) ) )
              | ~ ! [SY46: $i,SY47: $i] :
                    ( ~ ( member @ SY47 @ SY46 )
                    | ( member @ SY47 @ ( union @ SV25 @ SY46 ) ) ) ) )
      = $false ),
    inference(extcnf_or_neg,[status(thm)],[155]) ).

thf(165,plain,
    ( ( ! [SX0: $i,SX1: $i] :
          ( ~ ( ~ ( ~ ( member @ ( sK4_D @ SX1 @ SX0 ) @ SX0 )
                  | ~ ( member @ ( sK4_D @ SX1 @ SX0 ) @ SX1 ) )
              | ~ ( ( member @ ( sK4_D @ SX1 @ SX0 ) @ SX0 )
                  | ( member @ ( sK4_D @ SX1 @ SX0 ) @ SX1 ) ) )
          | ( SX0 = SX1 ) ) )
    = $true ),
    inference(extcnf_not_neg,[status(thm)],[156]) ).

thf(166,plain,
    ( ( ! [SX0: $i,SX1: $i] :
          ( ( SX0 != SX1 )
          | ~ ( ~ ! [SX2: $i] :
                    ( ~ ( member @ SX2 @ SX0 )
                    | ( member @ SX2 @ SX1 ) )
              | ~ ! [SX2: $i] :
                    ( ~ ( member @ SX2 @ SX1 )
                    | ( member @ SX2 @ SX0 ) ) ) ) )
    = $true ),
    inference(extcnf_not_neg,[status(thm)],[157]) ).

thf(167,plain,
    ! [SV27: $i,SV24: $i] :
      ( ( ( intersect @ SV24 @ SV27 )
        = $false )
      | ( ( intersect @ SV27 @ SV24 )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[158]) ).

thf(168,plain,
    ( ( ( intersect @ sK1_B @ sK2_SY16 )
      = $true )
    | ( ( intersect @ sK1_B @ sK3_SY18 )
      = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[159]) ).

thf(169,plain,
    ( ( intersect @ sK1_B @ ( union @ sK2_SY16 @ sK3_SY18 ) )
    = $false ),
    inference(extcnf_not_pos,[status(thm)],[160]) ).

thf(170,plain,
    ! [SV28: $i] :
      ( ( ! [SY48: $i] :
            ( ! [SY49: $i] :
                ( ~ ( member @ SY49 @ SV28 )
                | ~ ( member @ SY49 @ SY48 ) )
            | ( intersect @ SV28 @ SY48 ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[161]) ).

thf(171,plain,
    ! [SV29: $i] :
      ( ( ! [SY50: $i] :
            ( ~ ( intersect @ SV29 @ SY50 )
            | ~ ( ~ ( member @ ( sK5_D @ SY50 @ SV29 ) @ SV29 )
                | ~ ( member @ ( sK5_D @ SY50 @ SV29 ) @ SY50 ) ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[162]) ).

thf(172,plain,
    ! [SV25: $i] :
      ( ( ! [SY42: $i,SY43: $i] :
            ( ~ ( member @ SY43 @ ( union @ SV25 @ SY42 ) )
            | ( member @ SY43 @ SV25 )
            | ( member @ SY43 @ SY42 ) ) )
      = $true ),
    inference(extcnf_not_neg,[status(thm)],[163]) ).

thf(173,plain,
    ! [SV25: $i] :
      ( ( ~ ( ~ ! [SY44: $i,SY45: $i] :
                  ( ~ ( member @ SY45 @ SV25 )
                  | ( member @ SY45 @ ( union @ SV25 @ SY44 ) ) )
            | ~ ! [SY46: $i,SY47: $i] :
                  ( ~ ( member @ SY47 @ SY46 )
                  | ( member @ SY47 @ ( union @ SV25 @ SY46 ) ) ) ) )
      = $true ),
    inference(extcnf_not_neg,[status(thm)],[164]) ).

thf(174,plain,
    ! [SV30: $i] :
      ( ( ! [SY51: $i] :
            ( ~ ( ~ ( ~ ( member @ ( sK4_D @ SY51 @ SV30 ) @ SV30 )
                    | ~ ( member @ ( sK4_D @ SY51 @ SV30 ) @ SY51 ) )
                | ~ ( ( member @ ( sK4_D @ SY51 @ SV30 ) @ SV30 )
                    | ( member @ ( sK4_D @ SY51 @ SV30 ) @ SY51 ) ) )
            | ( SV30 = SY51 ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[165]) ).

thf(175,plain,
    ! [SV31: $i] :
      ( ( ! [SY52: $i] :
            ( ( SV31 != SY52 )
            | ~ ( ~ ! [SY53: $i] :
                      ( ~ ( member @ SY53 @ SV31 )
                      | ( member @ SY53 @ SY52 ) )
                | ~ ! [SY54: $i] :
                      ( ~ ( member @ SY54 @ SY52 )
                      | ( member @ SY54 @ SV31 ) ) ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[166]) ).

thf(176,plain,
    ! [SV32: $i,SV28: $i] :
      ( ( ! [SY55: $i] :
            ( ~ ( member @ SY55 @ SV28 )
            | ~ ( member @ SY55 @ SV32 ) )
        | ( intersect @ SV28 @ SV32 ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[170]) ).

thf(177,plain,
    ! [SV33: $i,SV29: $i] :
      ( ( ~ ( intersect @ SV29 @ SV33 )
        | ~ ( ~ ( member @ ( sK5_D @ SV33 @ SV29 ) @ SV29 )
            | ~ ( member @ ( sK5_D @ SV33 @ SV29 ) @ SV33 ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[171]) ).

thf(178,plain,
    ! [SV34: $i,SV25: $i] :
      ( ( ! [SY56: $i] :
            ( ~ ( member @ SY56 @ ( union @ SV25 @ SV34 ) )
            | ( member @ SY56 @ SV25 )
            | ( member @ SY56 @ SV34 ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[172]) ).

thf(179,plain,
    ! [SV25: $i] :
      ( ( ~ ! [SY44: $i,SY45: $i] :
              ( ~ ( member @ SY45 @ SV25 )
              | ( member @ SY45 @ ( union @ SV25 @ SY44 ) ) )
        | ~ ! [SY46: $i,SY47: $i] :
              ( ~ ( member @ SY47 @ SY46 )
              | ( member @ SY47 @ ( union @ SV25 @ SY46 ) ) ) )
      = $false ),
    inference(extcnf_not_pos,[status(thm)],[173]) ).

thf(180,plain,
    ! [SV30: $i,SV35: $i] :
      ( ( ~ ( ~ ( ~ ( member @ ( sK4_D @ SV35 @ SV30 ) @ SV30 )
                | ~ ( member @ ( sK4_D @ SV35 @ SV30 ) @ SV35 ) )
            | ~ ( ( member @ ( sK4_D @ SV35 @ SV30 ) @ SV30 )
                | ( member @ ( sK4_D @ SV35 @ SV30 ) @ SV35 ) ) )
        | ( SV30 = SV35 ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[174]) ).

thf(181,plain,
    ! [SV36: $i,SV31: $i] :
      ( ( ( SV31 != SV36 )
        | ~ ( ~ ! [SY57: $i] :
                  ( ~ ( member @ SY57 @ SV31 )
                  | ( member @ SY57 @ SV36 ) )
            | ~ ! [SY58: $i] :
                  ( ~ ( member @ SY58 @ SV36 )
                  | ( member @ SY58 @ SV31 ) ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[175]) ).

thf(182,plain,
    ! [SV32: $i,SV28: $i] :
      ( ( ( ! [SY55: $i] :
              ( ~ ( member @ SY55 @ SV28 )
              | ~ ( member @ SY55 @ SV32 ) ) )
        = $true )
      | ( ( intersect @ SV28 @ SV32 )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[176]) ).

thf(183,plain,
    ! [SV33: $i,SV29: $i] :
      ( ( ( ~ ( intersect @ SV29 @ SV33 ) )
        = $true )
      | ( ( ~ ( ~ ( member @ ( sK5_D @ SV33 @ SV29 ) @ SV29 )
              | ~ ( member @ ( sK5_D @ SV33 @ SV29 ) @ SV33 ) ) )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[177]) ).

thf(184,plain,
    ! [SV34: $i,SV25: $i,SV37: $i] :
      ( ( ~ ( member @ SV37 @ ( union @ SV25 @ SV34 ) )
        | ( member @ SV37 @ SV25 )
        | ( member @ SV37 @ SV34 ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[178]) ).

thf(185,plain,
    ! [SV25: $i] :
      ( ( ~ ! [SY44: $i,SY45: $i] :
              ( ~ ( member @ SY45 @ SV25 )
              | ( member @ SY45 @ ( union @ SV25 @ SY44 ) ) ) )
      = $false ),
    inference(extcnf_or_neg,[status(thm)],[179]) ).

thf(186,plain,
    ! [SV25: $i] :
      ( ( ~ ! [SY46: $i,SY47: $i] :
              ( ~ ( member @ SY47 @ SY46 )
              | ( member @ SY47 @ ( union @ SV25 @ SY46 ) ) ) )
      = $false ),
    inference(extcnf_or_neg,[status(thm)],[179]) ).

thf(187,plain,
    ! [SV30: $i,SV35: $i] :
      ( ( ( ~ ( ~ ( ~ ( member @ ( sK4_D @ SV35 @ SV30 ) @ SV30 )
                  | ~ ( member @ ( sK4_D @ SV35 @ SV30 ) @ SV35 ) )
              | ~ ( ( member @ ( sK4_D @ SV35 @ SV30 ) @ SV30 )
                  | ( member @ ( sK4_D @ SV35 @ SV30 ) @ SV35 ) ) ) )
        = $true )
      | ( ( SV30 = SV35 )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[180]) ).

thf(188,plain,
    ! [SV36: $i,SV31: $i] :
      ( ( ( ( SV31 != SV36 ) )
        = $true )
      | ( ( ~ ( ~ ! [SY57: $i] :
                    ( ~ ( member @ SY57 @ SV31 )
                    | ( member @ SY57 @ SV36 ) )
              | ~ ! [SY58: $i] :
                    ( ~ ( member @ SY58 @ SV36 )
                    | ( member @ SY58 @ SV31 ) ) ) )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[181]) ).

thf(189,plain,
    ! [SV32: $i,SV28: $i,SV38: $i] :
      ( ( ( ~ ( member @ SV38 @ SV28 )
          | ~ ( member @ SV38 @ SV32 ) )
        = $true )
      | ( ( intersect @ SV28 @ SV32 )
        = $true ) ),
    inference(extcnf_forall_pos,[status(thm)],[182]) ).

thf(190,plain,
    ! [SV33: $i,SV29: $i] :
      ( ( ( intersect @ SV29 @ SV33 )
        = $false )
      | ( ( ~ ( ~ ( member @ ( sK5_D @ SV33 @ SV29 ) @ SV29 )
              | ~ ( member @ ( sK5_D @ SV33 @ SV29 ) @ SV33 ) ) )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[183]) ).

thf(191,plain,
    ! [SV34: $i,SV25: $i,SV37: $i] :
      ( ( ( ~ ( member @ SV37 @ ( union @ SV25 @ SV34 ) ) )
        = $true )
      | ( ( ( member @ SV37 @ SV25 )
          | ( member @ SV37 @ SV34 ) )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[184]) ).

thf(192,plain,
    ! [SV25: $i] :
      ( ( ! [SY44: $i,SY45: $i] :
            ( ~ ( member @ SY45 @ SV25 )
            | ( member @ SY45 @ ( union @ SV25 @ SY44 ) ) ) )
      = $true ),
    inference(extcnf_not_neg,[status(thm)],[185]) ).

thf(193,plain,
    ! [SV25: $i] :
      ( ( ! [SY46: $i,SY47: $i] :
            ( ~ ( member @ SY47 @ SY46 )
            | ( member @ SY47 @ ( union @ SV25 @ SY46 ) ) ) )
      = $true ),
    inference(extcnf_not_neg,[status(thm)],[186]) ).

thf(194,plain,
    ! [SV30: $i,SV35: $i] :
      ( ( ( ~ ( ~ ( member @ ( sK4_D @ SV35 @ SV30 ) @ SV30 )
              | ~ ( member @ ( sK4_D @ SV35 @ SV30 ) @ SV35 ) )
          | ~ ( ( member @ ( sK4_D @ SV35 @ SV30 ) @ SV30 )
              | ( member @ ( sK4_D @ SV35 @ SV30 ) @ SV35 ) ) )
        = $false )
      | ( ( SV30 = SV35 )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[187]) ).

thf(195,plain,
    ! [SV36: $i,SV31: $i] :
      ( ( ( SV31 = SV36 )
        = $false )
      | ( ( ~ ( ~ ! [SY57: $i] :
                    ( ~ ( member @ SY57 @ SV31 )
                    | ( member @ SY57 @ SV36 ) )
              | ~ ! [SY58: $i] :
                    ( ~ ( member @ SY58 @ SV36 )
                    | ( member @ SY58 @ SV31 ) ) ) )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[188]) ).

thf(196,plain,
    ! [SV32: $i,SV28: $i,SV38: $i] :
      ( ( ( ~ ( member @ SV38 @ SV28 ) )
        = $true )
      | ( ( ~ ( member @ SV38 @ SV32 ) )
        = $true )
      | ( ( intersect @ SV28 @ SV32 )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[189]) ).

thf(197,plain,
    ! [SV29: $i,SV33: $i] :
      ( ( ( ~ ( member @ ( sK5_D @ SV33 @ SV29 ) @ SV29 )
          | ~ ( member @ ( sK5_D @ SV33 @ SV29 ) @ SV33 ) )
        = $false )
      | ( ( intersect @ SV29 @ SV33 )
        = $false ) ),
    inference(extcnf_not_pos,[status(thm)],[190]) ).

thf(198,plain,
    ! [SV34: $i,SV25: $i,SV37: $i] :
      ( ( ( member @ SV37 @ ( union @ SV25 @ SV34 ) )
        = $false )
      | ( ( ( member @ SV37 @ SV25 )
          | ( member @ SV37 @ SV34 ) )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[191]) ).

thf(199,plain,
    ! [SV39: $i,SV25: $i] :
      ( ( ! [SY59: $i] :
            ( ~ ( member @ SY59 @ SV25 )
            | ( member @ SY59 @ ( union @ SV25 @ SV39 ) ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[192]) ).

thf(200,plain,
    ! [SV25: $i,SV40: $i] :
      ( ( ! [SY60: $i] :
            ( ~ ( member @ SY60 @ SV40 )
            | ( member @ SY60 @ ( union @ SV25 @ SV40 ) ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[193]) ).

thf(201,plain,
    ! [SV30: $i,SV35: $i] :
      ( ( ( ~ ( ~ ( member @ ( sK4_D @ SV35 @ SV30 ) @ SV30 )
              | ~ ( member @ ( sK4_D @ SV35 @ SV30 ) @ SV35 ) ) )
        = $false )
      | ( ( SV30 = SV35 )
        = $true ) ),
    inference(extcnf_or_neg,[status(thm)],[194]) ).

thf(202,plain,
    ! [SV30: $i,SV35: $i] :
      ( ( ( ~ ( ( member @ ( sK4_D @ SV35 @ SV30 ) @ SV30 )
              | ( member @ ( sK4_D @ SV35 @ SV30 ) @ SV35 ) ) )
        = $false )
      | ( ( SV30 = SV35 )
        = $true ) ),
    inference(extcnf_or_neg,[status(thm)],[194]) ).

thf(203,plain,
    ! [SV36: $i,SV31: $i] :
      ( ( ( ~ ! [SY57: $i] :
                ( ~ ( member @ SY57 @ SV31 )
                | ( member @ SY57 @ SV36 ) )
          | ~ ! [SY58: $i] :
                ( ~ ( member @ SY58 @ SV36 )
                | ( member @ SY58 @ SV31 ) ) )
        = $false )
      | ( ( SV31 = SV36 )
        = $false ) ),
    inference(extcnf_not_pos,[status(thm)],[195]) ).

thf(204,plain,
    ! [SV32: $i,SV28: $i,SV38: $i] :
      ( ( ( member @ SV38 @ SV28 )
        = $false )
      | ( ( ~ ( member @ SV38 @ SV32 ) )
        = $true )
      | ( ( intersect @ SV28 @ SV32 )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[196]) ).

thf(205,plain,
    ! [SV29: $i,SV33: $i] :
      ( ( ( ~ ( member @ ( sK5_D @ SV33 @ SV29 ) @ SV29 ) )
        = $false )
      | ( ( intersect @ SV29 @ SV33 )
        = $false ) ),
    inference(extcnf_or_neg,[status(thm)],[197]) ).

thf(206,plain,
    ! [SV29: $i,SV33: $i] :
      ( ( ( ~ ( member @ ( sK5_D @ SV33 @ SV29 ) @ SV33 ) )
        = $false )
      | ( ( intersect @ SV29 @ SV33 )
        = $false ) ),
    inference(extcnf_or_neg,[status(thm)],[197]) ).

thf(207,plain,
    ! [SV34: $i,SV25: $i,SV37: $i] :
      ( ( ( member @ SV37 @ SV25 )
        = $true )
      | ( ( member @ SV37 @ SV34 )
        = $true )
      | ( ( member @ SV37 @ ( union @ SV25 @ SV34 ) )
        = $false ) ),
    inference(extcnf_or_pos,[status(thm)],[198]) ).

thf(208,plain,
    ! [SV39: $i,SV25: $i,SV41: $i] :
      ( ( ~ ( member @ SV41 @ SV25 )
        | ( member @ SV41 @ ( union @ SV25 @ SV39 ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[199]) ).

thf(209,plain,
    ! [SV25: $i,SV40: $i,SV42: $i] :
      ( ( ~ ( member @ SV42 @ SV40 )
        | ( member @ SV42 @ ( union @ SV25 @ SV40 ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[200]) ).

thf(210,plain,
    ! [SV30: $i,SV35: $i] :
      ( ( ( ~ ( member @ ( sK4_D @ SV35 @ SV30 ) @ SV30 )
          | ~ ( member @ ( sK4_D @ SV35 @ SV30 ) @ SV35 ) )
        = $true )
      | ( ( SV30 = SV35 )
        = $true ) ),
    inference(extcnf_not_neg,[status(thm)],[201]) ).

thf(211,plain,
    ! [SV30: $i,SV35: $i] :
      ( ( ( ( member @ ( sK4_D @ SV35 @ SV30 ) @ SV30 )
          | ( member @ ( sK4_D @ SV35 @ SV30 ) @ SV35 ) )
        = $true )
      | ( ( SV30 = SV35 )
        = $true ) ),
    inference(extcnf_not_neg,[status(thm)],[202]) ).

thf(212,plain,
    ! [SV36: $i,SV31: $i] :
      ( ( ( ~ ! [SY57: $i] :
                ( ~ ( member @ SY57 @ SV31 )
                | ( member @ SY57 @ SV36 ) ) )
        = $false )
      | ( ( SV31 = SV36 )
        = $false ) ),
    inference(extcnf_or_neg,[status(thm)],[203]) ).

thf(213,plain,
    ! [SV31: $i,SV36: $i] :
      ( ( ( ~ ! [SY58: $i] :
                ( ~ ( member @ SY58 @ SV36 )
                | ( member @ SY58 @ SV31 ) ) )
        = $false )
      | ( ( SV31 = SV36 )
        = $false ) ),
    inference(extcnf_or_neg,[status(thm)],[203]) ).

thf(214,plain,
    ! [SV28: $i,SV32: $i,SV38: $i] :
      ( ( ( member @ SV38 @ SV32 )
        = $false )
      | ( ( member @ SV38 @ SV28 )
        = $false )
      | ( ( intersect @ SV28 @ SV32 )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[204]) ).

thf(215,plain,
    ! [SV29: $i,SV33: $i] :
      ( ( ( member @ ( sK5_D @ SV33 @ SV29 ) @ SV29 )
        = $true )
      | ( ( intersect @ SV29 @ SV33 )
        = $false ) ),
    inference(extcnf_not_neg,[status(thm)],[205]) ).

thf(216,plain,
    ! [SV29: $i,SV33: $i] :
      ( ( ( member @ ( sK5_D @ SV33 @ SV29 ) @ SV33 )
        = $true )
      | ( ( intersect @ SV29 @ SV33 )
        = $false ) ),
    inference(extcnf_not_neg,[status(thm)],[206]) ).

thf(217,plain,
    ! [SV39: $i,SV25: $i,SV41: $i] :
      ( ( ( ~ ( member @ SV41 @ SV25 ) )
        = $true )
      | ( ( member @ SV41 @ ( union @ SV25 @ SV39 ) )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[208]) ).

thf(218,plain,
    ! [SV25: $i,SV40: $i,SV42: $i] :
      ( ( ( ~ ( member @ SV42 @ SV40 ) )
        = $true )
      | ( ( member @ SV42 @ ( union @ SV25 @ SV40 ) )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[209]) ).

thf(219,plain,
    ! [SV30: $i,SV35: $i] :
      ( ( ( ~ ( member @ ( sK4_D @ SV35 @ SV30 ) @ SV30 ) )
        = $true )
      | ( ( ~ ( member @ ( sK4_D @ SV35 @ SV30 ) @ SV35 ) )
        = $true )
      | ( ( SV30 = SV35 )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[210]) ).

thf(220,plain,
    ! [SV30: $i,SV35: $i] :
      ( ( ( member @ ( sK4_D @ SV35 @ SV30 ) @ SV30 )
        = $true )
      | ( ( member @ ( sK4_D @ SV35 @ SV30 ) @ SV35 )
        = $true )
      | ( ( SV30 = SV35 )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[211]) ).

thf(221,plain,
    ! [SV36: $i,SV31: $i] :
      ( ( ( ! [SY57: $i] :
              ( ~ ( member @ SY57 @ SV31 )
              | ( member @ SY57 @ SV36 ) ) )
        = $true )
      | ( ( SV31 = SV36 )
        = $false ) ),
    inference(extcnf_not_neg,[status(thm)],[212]) ).

thf(222,plain,
    ! [SV31: $i,SV36: $i] :
      ( ( ( ! [SY58: $i] :
              ( ~ ( member @ SY58 @ SV36 )
              | ( member @ SY58 @ SV31 ) ) )
        = $true )
      | ( ( SV31 = SV36 )
        = $false ) ),
    inference(extcnf_not_neg,[status(thm)],[213]) ).

thf(223,plain,
    ! [SV39: $i,SV25: $i,SV41: $i] :
      ( ( ( member @ SV41 @ SV25 )
        = $false )
      | ( ( member @ SV41 @ ( union @ SV25 @ SV39 ) )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[217]) ).

thf(224,plain,
    ! [SV25: $i,SV40: $i,SV42: $i] :
      ( ( ( member @ SV42 @ SV40 )
        = $false )
      | ( ( member @ SV42 @ ( union @ SV25 @ SV40 ) )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[218]) ).

thf(225,plain,
    ! [SV30: $i,SV35: $i] :
      ( ( ( member @ ( sK4_D @ SV35 @ SV30 ) @ SV30 )
        = $false )
      | ( ( ~ ( member @ ( sK4_D @ SV35 @ SV30 ) @ SV35 ) )
        = $true )
      | ( ( SV30 = SV35 )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[219]) ).

thf(226,plain,
    ! [SV36: $i,SV31: $i,SV43: $i] :
      ( ( ( ~ ( member @ SV43 @ SV31 )
          | ( member @ SV43 @ SV36 ) )
        = $true )
      | ( ( SV31 = SV36 )
        = $false ) ),
    inference(extcnf_forall_pos,[status(thm)],[221]) ).

thf(227,plain,
    ! [SV31: $i,SV36: $i,SV44: $i] :
      ( ( ( ~ ( member @ SV44 @ SV36 )
          | ( member @ SV44 @ SV31 ) )
        = $true )
      | ( ( SV31 = SV36 )
        = $false ) ),
    inference(extcnf_forall_pos,[status(thm)],[222]) ).

thf(228,plain,
    ! [SV30: $i,SV35: $i] :
      ( ( ( member @ ( sK4_D @ SV35 @ SV30 ) @ SV35 )
        = $false )
      | ( ( member @ ( sK4_D @ SV35 @ SV30 ) @ SV30 )
        = $false )
      | ( ( SV30 = SV35 )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[225]) ).

thf(229,plain,
    ! [SV36: $i,SV31: $i,SV43: $i] :
      ( ( ( ~ ( member @ SV43 @ SV31 ) )
        = $true )
      | ( ( member @ SV43 @ SV36 )
        = $true )
      | ( ( SV31 = SV36 )
        = $false ) ),
    inference(extcnf_or_pos,[status(thm)],[226]) ).

thf(230,plain,
    ! [SV31: $i,SV36: $i,SV44: $i] :
      ( ( ( ~ ( member @ SV44 @ SV36 ) )
        = $true )
      | ( ( member @ SV44 @ SV31 )
        = $true )
      | ( ( SV31 = SV36 )
        = $false ) ),
    inference(extcnf_or_pos,[status(thm)],[227]) ).

thf(231,plain,
    ! [SV36: $i,SV31: $i,SV43: $i] :
      ( ( ( member @ SV43 @ SV31 )
        = $false )
      | ( ( member @ SV43 @ SV36 )
        = $true )
      | ( ( SV31 = SV36 )
        = $false ) ),
    inference(extcnf_not_pos,[status(thm)],[229]) ).

thf(232,plain,
    ! [SV31: $i,SV36: $i,SV44: $i] :
      ( ( ( member @ SV44 @ SV36 )
        = $false )
      | ( ( member @ SV44 @ SV31 )
        = $true )
      | ( ( SV31 = SV36 )
        = $false ) ),
    inference(extcnf_not_pos,[status(thm)],[230]) ).

thf(233,plain,
    $false = $true,
    inference(fo_atp_e,[status(thm)],[149,232,231,228,224,223,220,216,215,214,207,169,168,167]) ).

thf(234,plain,
    $false,
    inference(solved_all_splits,[solved_all_splits(join,[])],[233,132]) ).

%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.12/0.12  % Problem  : SET624+3 : TPTP v8.1.0. Released v2.2.0.
% 0.12/0.13  % Command  : leo --timeout %d --proofoutput 1 --foatp e --atp e=./eprover %s
% 0.13/0.34  % Computer : n027.cluster.edu
% 0.13/0.34  % Model    : x86_64 x86_64
% 0.13/0.34  % CPU      : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.13/0.34  % Memory   : 8042.1875MB
% 0.13/0.34  % OS       : Linux 3.10.0-693.el7.x86_64
% 0.13/0.34  % CPULimit : 300
% 0.13/0.34  % WCLimit  : 600
% 0.13/0.34  % DateTime : Sun Jul 10 21:28:48 EDT 2022
% 0.13/0.34  % CPUTime  : 
% 0.13/0.35  
% 0.13/0.35   No.of.Axioms: 5
% 0.13/0.35  
% 0.13/0.35   Length.of.Defs: 0
% 0.13/0.35  
% 0.13/0.35   Contains.Choice.Funs: false
% 0.13/0.35  (rf:0,axioms:5,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:7,loop_count:0,foatp_calls:0,translation:fof_full).............
% 21.84/22.05  
% 21.84/22.05  ********************************
% 21.84/22.05  *   All subproblems solved!    *
% 21.84/22.05  ********************************
% 21.84/22.05  % SZS status Theorem for /export/starexec/sandbox/benchmark/theBenchmark.p : (rf:0,axioms:5,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:53,atp_calls_frequency:10,ordering:none,proof_output:1,protocol_output:false,clause_count:233,loop_count:0,foatp_calls:1,translation:fof_full)
% 21.84/22.07  
% 21.84/22.07  %**** Beginning of derivation protocol ****
% 21.84/22.07  % SZS output start CNFRefutation
% See solution above
% 21.84/22.07  
% 21.84/22.07  %**** End of derivation protocol ****
% 21.84/22.07  %**** no. of clauses in derivation: 234 ****
% 21.84/22.07  %**** clause counter: 233 ****
% 21.84/22.07  
% 21.84/22.07  % SZS status Theorem for /export/starexec/sandbox/benchmark/theBenchmark.p : (rf:0,axioms:5,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:53,atp_calls_frequency:10,ordering:none,proof_output:1,protocol_output:false,clause_count:233,loop_count:0,foatp_calls:1,translation:fof_full)
%------------------------------------------------------------------------------