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LEO-II---2.3.1.UNS-CRf.s

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%------------------------------------------------------------------------------
% File     : LEO-II---2.3.1
% Problem  : PUZ064-2 : TPTP v9.3.1. Released v3.2.0.
% Transfm  : none
% Format   : tptp:raw
% Command  : leo --cores 7 --timeout 300 --proofoutput 1 --foatp e --atp e=/export/starexec/sandbox/solver/bin/eprover /export/starexec/sandbox/benchmark/theBenchmark.p

% Computer : n019.cluster.edu
% Model    : x86_64 x86_64
% CPU      : Intel(R) Xeon(R) CPU E5-2620 v4 2.10GHz
% Memory   : 8046.5625MB
% OS       : Linux 6.8.0-71-generic
% CPULimit : 300s
% WCLimit  : 300s
% DateTime : Wed Oct  7 10:36:51 AM UTC 2026

% Result   : Unsatisfiable 127.66s 25.84s
% Output   : CNFRefutation 127.66s
% Verified : 
% SZS Type : Refutation
%            Derivation depth      :   15
%            Number of leaves      :   30
% Syntax   : Number of formulae    :  188 ( 155 unt;   0 typ;   0 def)
%            Number of atoms       :  712 ( 304 equ;   0 cnn)
%            Maximal formula atoms :    4 (   3 avg)
%            Number of connectives : 1970 ( 114   ~; 134   |;   0   &;1722   @)
%                                         (   0 <=>;   0  =>;   0  <=;   0 <~>)
%            Maximal formula depth :   13 (   3 avg)
%            Number of types       :    2 (   0 usr)
%            Number of type conns  :    0 (   0   >;   0   *;   0   +;   0  <<)
%            Number of symbols     :   21 (  18 usr;   9 con; 0-4 aty)
%            Number of variables   :  473 (   0   ^; 473   !;   0   ?; 473   :)

% Comments : 
%------------------------------------------------------------------------------
thf(tp_c_Main_OsubsetI__1,type,
    c_Main_OsubsetI__1: $i > $i > $i > $i ).

thf(tp_c_Mutil_Otiling,type,
    c_Mutil_Otiling: $i > $i > $i ).

thf(tp_c_Relation_OImage,type,
    c_Relation_OImage: $i > $i > $i > $i > $i ).

thf(tp_c_Relation_Odiag,type,
    c_Relation_Odiag: $i > $i > $i ).

thf(tp_c_UNIV,type,
    c_UNIV: $i ).

thf(tp_c_emptyset,type,
    c_emptyset: $i ).

thf(tp_c_in,type,
    c_in: $i > $i > $i > $o ).

thf(tp_c_inter,type,
    c_inter: $i > $i > $i > $i ).

thf(tp_c_lessequals,type,
    c_lessequals: $i > $i > $i > $o ).

thf(tp_c_minus,type,
    c_minus: $i > $i > $i > $i ).

thf(tp_c_uminus,type,
    c_uminus: $i > $i > $i ).

thf(tp_c_union,type,
    c_union: $i > $i > $i > $i ).

thf(tp_t_a,type,
    t_a: $i ).

thf(tp_tc_set,type,
    tc_set: $i > $i ).

thf(tp_v_A,type,
    v_A: $i ).

thf(tp_v_a,type,
    v_a: $i ).

thf(tp_v_t,type,
    v_t: $i ).

thf(tp_v_u,type,
    v_u: $i ).

thf(1,axiom,
    ! [V_A: $i,T_a: $i] : ( c_lessequals @ V_A @ V_A @ ( tc_set @ T_a ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',cls_Set_Osubset__refl_0) ).

thf(2,axiom,
    ! [V_B: $i,V_A: $i,T_a: $i] :
      ( ~ ( c_lessequals @ V_B @ V_A @ ( tc_set @ T_a ) )
      | ~ ( c_lessequals @ V_A @ V_B @ ( tc_set @ T_a ) )
      | ( V_A = V_B ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',cls_Set_Osubset__antisym_0) ).

thf(3,axiom,
    ! [V_A: $i,V_B: $i,T_a: $i] :
      ( ( c_in @ ( c_Main_OsubsetI__1 @ V_A @ V_B @ T_a ) @ V_A @ T_a )
      | ( c_lessequals @ V_A @ V_B @ ( tc_set @ T_a ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',cls_Set_OsubsetI_0) ).

thf(4,axiom,
    ! [V_A: $i,T_a: $i] : ( c_lessequals @ c_emptyset @ V_A @ ( tc_set @ T_a ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',cls_Set_Oempty__subsetI_0) ).

thf(5,axiom,
    ! [V_c: $i,T_a: $i] :
      ~ ( c_in @ V_c @ c_emptyset @ T_a ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',cls_Set_Oempty__iff_0) ).

thf(6,axiom,
    ! [V_y: $i,T_a: $i] :
      ( ( c_uminus @ ( c_uminus @ V_y @ ( tc_set @ T_a ) ) @ ( tc_set @ T_a ) )
      = V_y ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',cls_Set_Odouble__complement_0) ).

thf(7,axiom,
    ! [V_B: $i,V_C: $i,T_a: $i,V_A: $i] :
      ( ~ ( c_lessequals @ V_B @ V_C @ ( tc_set @ T_a ) )
      | ~ ( c_lessequals @ V_A @ V_C @ ( tc_set @ T_a ) )
      | ( c_lessequals @ ( c_union @ V_A @ V_B @ T_a ) @ V_C @ ( tc_set @ T_a ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',cls_Set_OUn__subset__iff_2) ).

thf(8,axiom,
    ! [V_A: $i,V_B: $i,T_a: $i,V_C: $i] :
      ( ~ ( c_lessequals @ ( c_union @ V_A @ V_B @ T_a ) @ V_C @ ( tc_set @ T_a ) )
      | ( c_lessequals @ V_B @ V_C @ ( tc_set @ T_a ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',cls_Set_OUn__subset__iff_1) ).

thf(9,axiom,
    ! [V_A: $i,V_B: $i,T_a: $i,V_C: $i] :
      ( ~ ( c_lessequals @ ( c_union @ V_A @ V_B @ T_a ) @ V_C @ ( tc_set @ T_a ) )
      | ( c_lessequals @ V_A @ V_C @ ( tc_set @ T_a ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',cls_Set_OUn__subset__iff_0) ).

thf(10,axiom,
    ! [V_y: $i,T_a: $i] :
      ( ( c_union @ V_y @ c_emptyset @ T_a )
      = V_y ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',cls_Set_OUn__empty__right_0) ).

thf(11,axiom,
    ! [V_y: $i,T_a: $i] :
      ( ( c_union @ c_emptyset @ V_y @ T_a )
      = V_y ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',cls_Set_OUn__empty__left_0) ).

thf(12,axiom,
    ! [V_A: $i,V_B: $i,T_a: $i,V_C: $i] :
      ( ( c_union @ ( c_union @ V_A @ V_B @ T_a ) @ V_C @ T_a )
      = ( c_union @ V_A @ ( c_union @ V_B @ V_C @ T_a ) @ T_a ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',cls_Set_OUn__assoc_0) ).

thf(13,axiom,
    ! [V_y: $i,T_a: $i] :
      ( ( c_union @ V_y @ V_y @ T_a )
      = V_y ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',cls_Set_OUn__absorb_0) ).

thf(14,axiom,
    ! [V_B: $i,T_a: $i] :
      ( ( c_union @ c_UNIV @ V_B @ T_a )
      = c_UNIV ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',cls_Set_OUn__UNIV__left_0) ).

thf(15,axiom,
    ! [V_A: $i,V_B: $i,T_a: $i] :
      ( ( c_union @ V_A @ ( c_minus @ V_B @ V_A @ ( tc_set @ T_a ) ) @ T_a )
      = ( c_union @ V_A @ V_B @ T_a ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',cls_Set_OUn__Diff__cancel_0) ).

thf(16,axiom,
    ! [V_B: $i,V_A: $i,T_a: $i] :
      ( ( c_union @ ( c_minus @ V_B @ V_A @ ( tc_set @ T_a ) ) @ V_A @ T_a )
      = ( c_union @ V_B @ V_A @ T_a ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',cls_Set_OUn__Diff__cancel2_0) ).

thf(17,axiom,
    ! [V_c: $i,V_A: $i,V_B: $i,T_a: $i] :
      ( ~ ( c_in @ V_c @ ( c_inter @ V_A @ V_B @ T_a ) @ T_a )
      | ( c_in @ V_c @ V_B @ T_a ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',cls_Set_OInt__iff_1) ).

thf(18,axiom,
    ! [V_y: $i,T_a: $i] :
      ( ( c_inter @ c_UNIV @ V_y @ T_a )
      = V_y ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',cls_Set_OInt__UNIV__left_0) ).

thf(19,axiom,
    ! [V_A: $i,V_B: $i,T_a: $i] :
      ( ( c_minus @ V_A @ ( c_uminus @ V_B @ ( tc_set @ T_a ) ) @ ( tc_set @ T_a ) )
      = ( c_inter @ V_A @ V_B @ T_a ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',cls_Set_ODiff__Compl_0) ).

thf(20,axiom,
    ! [T_a: $i] :
      ( ( c_uminus @ c_UNIV @ ( tc_set @ T_a ) )
      = c_emptyset ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',cls_Set_OCompl__UNIV__eq_0) ).

thf(21,axiom,
    ! [V_A: $i,V_B: $i,T_a: $i] :
      ( ( c_uminus @ ( c_minus @ V_A @ V_B @ ( tc_set @ T_a ) ) @ ( tc_set @ T_a ) )
      = ( c_union @ ( c_uminus @ V_A @ ( tc_set @ T_a ) ) @ V_B @ T_a ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',cls_Set_OCompl__Diff__eq_0) ).

thf(22,axiom,
    ! [V_A: $i,T_a: $i,V_B: $i] :
      ( ( c_Relation_OImage @ ( c_Relation_Odiag @ V_A @ T_a ) @ V_B @ T_a @ T_a )
      = ( c_inter @ V_A @ V_B @ T_a ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',cls_Relation_OImage__diag_0) ).

thf(23,axiom,
    ! [V_a: $i,V_A: $i,T_a: $i,V_t: $i] :
      ( ~ ( c_in @ V_a @ V_A @ ( tc_set @ T_a ) )
      | ~ ( c_in @ V_t @ ( c_Mutil_Otiling @ V_A @ T_a ) @ ( tc_set @ T_a ) )
      | ( ( c_inter @ V_a @ V_t @ T_a )
       != c_emptyset )
      | ( c_in @ ( c_union @ V_a @ V_t @ T_a ) @ ( c_Mutil_Otiling @ V_A @ T_a ) @ ( tc_set @ T_a ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',cls_Mutil_Otiling_OUn_0) ).

thf(24,conjecture,
    $false,
    file('no conjecture given, we try to refute the axioms',dummy_conjecture) ).

thf(25,negated_conjecture,
    $false = $false,
    inference(negate_conjecture,[status(cth)],[24]) ).

thf(26,negated_conjecture,
    ( ( c_in @ ( c_union @ v_t @ v_u @ t_a ) @ ( c_Mutil_Otiling @ v_A @ t_a ) @ ( tc_set @ t_a ) )
    | ( ( c_inter @ v_t @ v_u @ t_a )
     != c_emptyset )
    | ~ ( c_in @ v_u @ ( c_Mutil_Otiling @ v_A @ t_a ) @ ( tc_set @ t_a ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',cls_conjecture_6) ).

thf(27,negated_conjecture,
    ~ ( c_in @ ( c_union @ ( c_union @ v_a @ v_t @ t_a ) @ v_u @ t_a ) @ ( c_Mutil_Otiling @ v_A @ t_a ) @ ( tc_set @ t_a ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',cls_conjecture_5) ).

thf(28,negated_conjecture,
    ( ( c_inter @ ( c_union @ v_a @ v_t @ t_a ) @ v_u @ t_a )
    = c_emptyset ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',cls_conjecture_4) ).

thf(29,negated_conjecture,
    c_in @ v_u @ ( c_Mutil_Otiling @ v_A @ t_a ) @ ( tc_set @ t_a ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',cls_conjecture_3) ).

thf(30,negated_conjecture,
    ( ( c_inter @ v_a @ v_t @ t_a )
    = c_emptyset ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',cls_conjecture_2) ).

thf(31,negated_conjecture,
    c_in @ v_a @ v_A @ ( tc_set @ t_a ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',cls_conjecture_0) ).

thf(32,plain,
    $false = $false,
    inference(unfold_def,[status(thm)],[25]) ).

thf(33,plain,
    ( ( ! [V_A: $i,T_a: $i] : ( c_lessequals @ V_A @ V_A @ ( tc_set @ T_a ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[1]) ).

thf(34,plain,
    ( ( ! [V_B: $i,V_A: $i,T_a: $i] :
          ( ~ ( c_lessequals @ V_B @ V_A @ ( tc_set @ T_a ) )
          | ~ ( c_lessequals @ V_A @ V_B @ ( tc_set @ T_a ) )
          | ( V_A = V_B ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[2]) ).

thf(35,plain,
    ( ( ! [V_A: $i,V_B: $i,T_a: $i] :
          ( ( c_in @ ( c_Main_OsubsetI__1 @ V_A @ V_B @ T_a ) @ V_A @ T_a )
          | ( c_lessequals @ V_A @ V_B @ ( tc_set @ T_a ) ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[3]) ).

thf(36,plain,
    ( ( ! [V_A: $i,T_a: $i] : ( c_lessequals @ c_emptyset @ V_A @ ( tc_set @ T_a ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[4]) ).

thf(37,plain,
    ( ( ! [V_c: $i,T_a: $i] :
          ~ ( c_in @ V_c @ c_emptyset @ T_a ) )
    = $true ),
    inference(unfold_def,[status(thm)],[5]) ).

thf(38,plain,
    ( ( ! [V_y: $i,T_a: $i] :
          ( ( c_uminus @ ( c_uminus @ V_y @ ( tc_set @ T_a ) ) @ ( tc_set @ T_a ) )
          = V_y ) )
    = $true ),
    inference(unfold_def,[status(thm)],[6]) ).

thf(39,plain,
    ( ( ! [V_B: $i,V_C: $i,T_a: $i,V_A: $i] :
          ( ~ ( c_lessequals @ V_B @ V_C @ ( tc_set @ T_a ) )
          | ~ ( c_lessequals @ V_A @ V_C @ ( tc_set @ T_a ) )
          | ( c_lessequals @ ( c_union @ V_A @ V_B @ T_a ) @ V_C @ ( tc_set @ T_a ) ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[7]) ).

thf(40,plain,
    ( ( ! [V_A: $i,V_B: $i,T_a: $i,V_C: $i] :
          ( ~ ( c_lessequals @ ( c_union @ V_A @ V_B @ T_a ) @ V_C @ ( tc_set @ T_a ) )
          | ( c_lessequals @ V_B @ V_C @ ( tc_set @ T_a ) ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[8]) ).

thf(41,plain,
    ( ( ! [V_A: $i,V_B: $i,T_a: $i,V_C: $i] :
          ( ~ ( c_lessequals @ ( c_union @ V_A @ V_B @ T_a ) @ V_C @ ( tc_set @ T_a ) )
          | ( c_lessequals @ V_A @ V_C @ ( tc_set @ T_a ) ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[9]) ).

thf(42,plain,
    ( ( ! [V_y: $i,T_a: $i] :
          ( ( c_union @ V_y @ c_emptyset @ T_a )
          = V_y ) )
    = $true ),
    inference(unfold_def,[status(thm)],[10]) ).

thf(43,plain,
    ( ( ! [V_y: $i,T_a: $i] :
          ( ( c_union @ c_emptyset @ V_y @ T_a )
          = V_y ) )
    = $true ),
    inference(unfold_def,[status(thm)],[11]) ).

thf(44,plain,
    ( ( ! [V_A: $i,V_B: $i,T_a: $i,V_C: $i] :
          ( ( c_union @ ( c_union @ V_A @ V_B @ T_a ) @ V_C @ T_a )
          = ( c_union @ V_A @ ( c_union @ V_B @ V_C @ T_a ) @ T_a ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[12]) ).

thf(45,plain,
    ( ( ! [V_y: $i,T_a: $i] :
          ( ( c_union @ V_y @ V_y @ T_a )
          = V_y ) )
    = $true ),
    inference(unfold_def,[status(thm)],[13]) ).

thf(46,plain,
    ( ( ! [V_B: $i,T_a: $i] :
          ( ( c_union @ c_UNIV @ V_B @ T_a )
          = c_UNIV ) )
    = $true ),
    inference(unfold_def,[status(thm)],[14]) ).

thf(47,plain,
    ( ( ! [V_A: $i,V_B: $i,T_a: $i] :
          ( ( c_union @ V_A @ ( c_minus @ V_B @ V_A @ ( tc_set @ T_a ) ) @ T_a )
          = ( c_union @ V_A @ V_B @ T_a ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[15]) ).

thf(48,plain,
    ( ( ! [V_B: $i,V_A: $i,T_a: $i] :
          ( ( c_union @ ( c_minus @ V_B @ V_A @ ( tc_set @ T_a ) ) @ V_A @ T_a )
          = ( c_union @ V_B @ V_A @ T_a ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[16]) ).

thf(49,plain,
    ( ( ! [V_c: $i,V_A: $i,V_B: $i,T_a: $i] :
          ( ~ ( c_in @ V_c @ ( c_inter @ V_A @ V_B @ T_a ) @ T_a )
          | ( c_in @ V_c @ V_B @ T_a ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[17]) ).

thf(50,plain,
    ( ( ! [V_y: $i,T_a: $i] :
          ( ( c_inter @ c_UNIV @ V_y @ T_a )
          = V_y ) )
    = $true ),
    inference(unfold_def,[status(thm)],[18]) ).

thf(51,plain,
    ( ( ! [V_A: $i,V_B: $i,T_a: $i] :
          ( ( c_minus @ V_A @ ( c_uminus @ V_B @ ( tc_set @ T_a ) ) @ ( tc_set @ T_a ) )
          = ( c_inter @ V_A @ V_B @ T_a ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[19]) ).

thf(52,plain,
    ( ( ! [T_a: $i] :
          ( ( c_uminus @ c_UNIV @ ( tc_set @ T_a ) )
          = c_emptyset ) )
    = $true ),
    inference(unfold_def,[status(thm)],[20]) ).

thf(53,plain,
    ( ( ! [V_A: $i,V_B: $i,T_a: $i] :
          ( ( c_uminus @ ( c_minus @ V_A @ V_B @ ( tc_set @ T_a ) ) @ ( tc_set @ T_a ) )
          = ( c_union @ ( c_uminus @ V_A @ ( tc_set @ T_a ) ) @ V_B @ T_a ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[21]) ).

thf(54,plain,
    ( ( ! [V_A: $i,T_a: $i,V_B: $i] :
          ( ( c_Relation_OImage @ ( c_Relation_Odiag @ V_A @ T_a ) @ V_B @ T_a @ T_a )
          = ( c_inter @ V_A @ V_B @ T_a ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[22]) ).

thf(55,plain,
    ( ( ! [V_a: $i,V_A: $i,T_a: $i,V_t: $i] :
          ( ~ ( c_in @ V_a @ V_A @ ( tc_set @ T_a ) )
          | ~ ( c_in @ V_t @ ( c_Mutil_Otiling @ V_A @ T_a ) @ ( tc_set @ T_a ) )
          | ( ( c_inter @ V_a @ V_t @ T_a )
           != c_emptyset )
          | ( c_in @ ( c_union @ V_a @ V_t @ T_a ) @ ( c_Mutil_Otiling @ V_A @ T_a ) @ ( tc_set @ T_a ) ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[23]) ).

thf(56,plain,
    ( ( ( c_in @ ( c_union @ v_t @ v_u @ t_a ) @ ( c_Mutil_Otiling @ v_A @ t_a ) @ ( tc_set @ t_a ) )
      | ( ( c_inter @ v_t @ v_u @ t_a )
       != c_emptyset )
      | ~ ( c_in @ v_u @ ( c_Mutil_Otiling @ v_A @ t_a ) @ ( tc_set @ t_a ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[26]) ).

thf(57,plain,
    ( ( ~ ( c_in @ ( c_union @ ( c_union @ v_a @ v_t @ t_a ) @ v_u @ t_a ) @ ( c_Mutil_Otiling @ v_A @ t_a ) @ ( tc_set @ t_a ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[27]) ).

thf(58,plain,
    ( ( ( c_inter @ ( c_union @ v_a @ v_t @ t_a ) @ v_u @ t_a )
      = c_emptyset )
    = $true ),
    inference(unfold_def,[status(thm)],[28]) ).

thf(59,plain,
    ( ( c_in @ v_u @ ( c_Mutil_Otiling @ v_A @ t_a ) @ ( tc_set @ t_a ) )
    = $true ),
    inference(unfold_def,[status(thm)],[29]) ).

thf(60,plain,
    ( ( ( c_inter @ v_a @ v_t @ t_a )
      = c_emptyset )
    = $true ),
    inference(unfold_def,[status(thm)],[30]) ).

thf(61,plain,
    ( ( c_in @ v_a @ v_A @ ( tc_set @ t_a ) )
    = $true ),
    inference(unfold_def,[status(thm)],[31]) ).

thf(62,plain,
    ( ( ~ $false ) = $true ),
    inference(polarity_switch,[status(thm)],[32]) ).

thf(63,plain,
    ( ( c_in @ v_a @ v_A @ ( tc_set @ t_a ) )
    = $true ),
    inference(copy,[status(thm)],[61]) ).

thf(64,plain,
    ( ( ( c_inter @ v_a @ v_t @ t_a )
      = c_emptyset )
    = $true ),
    inference(copy,[status(thm)],[60]) ).

thf(65,plain,
    ( ( c_in @ v_u @ ( c_Mutil_Otiling @ v_A @ t_a ) @ ( tc_set @ t_a ) )
    = $true ),
    inference(copy,[status(thm)],[59]) ).

thf(66,plain,
    ( ( ( c_inter @ ( c_union @ v_a @ v_t @ t_a ) @ v_u @ t_a )
      = c_emptyset )
    = $true ),
    inference(copy,[status(thm)],[58]) ).

thf(67,plain,
    ( ( ~ ( c_in @ ( c_union @ ( c_union @ v_a @ v_t @ t_a ) @ v_u @ t_a ) @ ( c_Mutil_Otiling @ v_A @ t_a ) @ ( tc_set @ t_a ) ) )
    = $true ),
    inference(copy,[status(thm)],[57]) ).

thf(68,plain,
    ( ( ( c_in @ ( c_union @ v_t @ v_u @ t_a ) @ ( c_Mutil_Otiling @ v_A @ t_a ) @ ( tc_set @ t_a ) )
      | ( ( c_inter @ v_t @ v_u @ t_a )
       != c_emptyset )
      | ~ ( c_in @ v_u @ ( c_Mutil_Otiling @ v_A @ t_a ) @ ( tc_set @ t_a ) ) )
    = $true ),
    inference(copy,[status(thm)],[56]) ).

thf(69,plain,
    ( ( ! [V_a: $i,V_A: $i,T_a: $i,V_t: $i] :
          ( ~ ( c_in @ V_a @ V_A @ ( tc_set @ T_a ) )
          | ~ ( c_in @ V_t @ ( c_Mutil_Otiling @ V_A @ T_a ) @ ( tc_set @ T_a ) )
          | ( ( c_inter @ V_a @ V_t @ T_a )
           != c_emptyset )
          | ( c_in @ ( c_union @ V_a @ V_t @ T_a ) @ ( c_Mutil_Otiling @ V_A @ T_a ) @ ( tc_set @ T_a ) ) ) )
    = $true ),
    inference(copy,[status(thm)],[55]) ).

thf(70,plain,
    ( ( ! [V_A: $i,T_a: $i,V_B: $i] :
          ( ( c_Relation_OImage @ ( c_Relation_Odiag @ V_A @ T_a ) @ V_B @ T_a @ T_a )
          = ( c_inter @ V_A @ V_B @ T_a ) ) )
    = $true ),
    inference(copy,[status(thm)],[54]) ).

thf(71,plain,
    ( ( ! [V_A: $i,V_B: $i,T_a: $i] :
          ( ( c_uminus @ ( c_minus @ V_A @ V_B @ ( tc_set @ T_a ) ) @ ( tc_set @ T_a ) )
          = ( c_union @ ( c_uminus @ V_A @ ( tc_set @ T_a ) ) @ V_B @ T_a ) ) )
    = $true ),
    inference(copy,[status(thm)],[53]) ).

thf(72,plain,
    ( ( ! [T_a: $i] :
          ( ( c_uminus @ c_UNIV @ ( tc_set @ T_a ) )
          = c_emptyset ) )
    = $true ),
    inference(copy,[status(thm)],[52]) ).

thf(73,plain,
    ( ( ! [V_A: $i,V_B: $i,T_a: $i] :
          ( ( c_minus @ V_A @ ( c_uminus @ V_B @ ( tc_set @ T_a ) ) @ ( tc_set @ T_a ) )
          = ( c_inter @ V_A @ V_B @ T_a ) ) )
    = $true ),
    inference(copy,[status(thm)],[51]) ).

thf(74,plain,
    ( ( ! [V_y: $i,T_a: $i] :
          ( ( c_inter @ c_UNIV @ V_y @ T_a )
          = V_y ) )
    = $true ),
    inference(copy,[status(thm)],[50]) ).

thf(75,plain,
    ( ( ! [V_c: $i,V_A: $i,V_B: $i,T_a: $i] :
          ( ~ ( c_in @ V_c @ ( c_inter @ V_A @ V_B @ T_a ) @ T_a )
          | ( c_in @ V_c @ V_B @ T_a ) ) )
    = $true ),
    inference(copy,[status(thm)],[49]) ).

thf(76,plain,
    ( ( ! [V_B: $i,V_A: $i,T_a: $i] :
          ( ( c_union @ ( c_minus @ V_B @ V_A @ ( tc_set @ T_a ) ) @ V_A @ T_a )
          = ( c_union @ V_B @ V_A @ T_a ) ) )
    = $true ),
    inference(copy,[status(thm)],[48]) ).

thf(77,plain,
    ( ( ! [V_A: $i,V_B: $i,T_a: $i] :
          ( ( c_union @ V_A @ ( c_minus @ V_B @ V_A @ ( tc_set @ T_a ) ) @ T_a )
          = ( c_union @ V_A @ V_B @ T_a ) ) )
    = $true ),
    inference(copy,[status(thm)],[47]) ).

thf(78,plain,
    ( ( ! [V_B: $i,T_a: $i] :
          ( ( c_union @ c_UNIV @ V_B @ T_a )
          = c_UNIV ) )
    = $true ),
    inference(copy,[status(thm)],[46]) ).

thf(79,plain,
    ( ( ! [V_y: $i,T_a: $i] :
          ( ( c_union @ V_y @ V_y @ T_a )
          = V_y ) )
    = $true ),
    inference(copy,[status(thm)],[45]) ).

thf(80,plain,
    ( ( ! [V_A: $i,V_B: $i,T_a: $i,V_C: $i] :
          ( ( c_union @ ( c_union @ V_A @ V_B @ T_a ) @ V_C @ T_a )
          = ( c_union @ V_A @ ( c_union @ V_B @ V_C @ T_a ) @ T_a ) ) )
    = $true ),
    inference(copy,[status(thm)],[44]) ).

thf(81,plain,
    ( ( ! [V_y: $i,T_a: $i] :
          ( ( c_union @ c_emptyset @ V_y @ T_a )
          = V_y ) )
    = $true ),
    inference(copy,[status(thm)],[43]) ).

thf(82,plain,
    ( ( ! [V_y: $i,T_a: $i] :
          ( ( c_union @ V_y @ c_emptyset @ T_a )
          = V_y ) )
    = $true ),
    inference(copy,[status(thm)],[42]) ).

thf(83,plain,
    ( ( ! [V_A: $i,V_B: $i,T_a: $i,V_C: $i] :
          ( ~ ( c_lessequals @ ( c_union @ V_A @ V_B @ T_a ) @ V_C @ ( tc_set @ T_a ) )
          | ( c_lessequals @ V_A @ V_C @ ( tc_set @ T_a ) ) ) )
    = $true ),
    inference(copy,[status(thm)],[41]) ).

thf(84,plain,
    ( ( ! [V_A: $i,V_B: $i,T_a: $i,V_C: $i] :
          ( ~ ( c_lessequals @ ( c_union @ V_A @ V_B @ T_a ) @ V_C @ ( tc_set @ T_a ) )
          | ( c_lessequals @ V_B @ V_C @ ( tc_set @ T_a ) ) ) )
    = $true ),
    inference(copy,[status(thm)],[40]) ).

thf(85,plain,
    ( ( ! [V_B: $i,V_C: $i,T_a: $i,V_A: $i] :
          ( ~ ( c_lessequals @ V_B @ V_C @ ( tc_set @ T_a ) )
          | ~ ( c_lessequals @ V_A @ V_C @ ( tc_set @ T_a ) )
          | ( c_lessequals @ ( c_union @ V_A @ V_B @ T_a ) @ V_C @ ( tc_set @ T_a ) ) ) )
    = $true ),
    inference(copy,[status(thm)],[39]) ).

thf(86,plain,
    ( ( ! [V_y: $i,T_a: $i] :
          ( ( c_uminus @ ( c_uminus @ V_y @ ( tc_set @ T_a ) ) @ ( tc_set @ T_a ) )
          = V_y ) )
    = $true ),
    inference(copy,[status(thm)],[38]) ).

thf(87,plain,
    ( ( ! [V_c: $i,T_a: $i] :
          ~ ( c_in @ V_c @ c_emptyset @ T_a ) )
    = $true ),
    inference(copy,[status(thm)],[37]) ).

thf(88,plain,
    ( ( ! [V_A: $i,T_a: $i] : ( c_lessequals @ c_emptyset @ V_A @ ( tc_set @ T_a ) ) )
    = $true ),
    inference(copy,[status(thm)],[36]) ).

thf(89,plain,
    ( ( ! [V_A: $i,V_B: $i,T_a: $i] :
          ( ( c_in @ ( c_Main_OsubsetI__1 @ V_A @ V_B @ T_a ) @ V_A @ T_a )
          | ( c_lessequals @ V_A @ V_B @ ( tc_set @ T_a ) ) ) )
    = $true ),
    inference(copy,[status(thm)],[35]) ).

thf(90,plain,
    ( ( ! [V_B: $i,V_A: $i,T_a: $i] :
          ( ~ ( c_lessequals @ V_B @ V_A @ ( tc_set @ T_a ) )
          | ~ ( c_lessequals @ V_A @ V_B @ ( tc_set @ T_a ) )
          | ( V_A = V_B ) ) )
    = $true ),
    inference(copy,[status(thm)],[34]) ).

thf(91,plain,
    ( ( ! [V_A: $i,T_a: $i] : ( c_lessequals @ V_A @ V_A @ ( tc_set @ T_a ) ) )
    = $true ),
    inference(copy,[status(thm)],[33]) ).

thf(92,plain,
    ( ( ~ $false ) = $true ),
    inference(copy,[status(thm)],[62]) ).

thf(93,plain,
    ( ( ( c_in @ ( c_union @ v_t @ v_u @ t_a ) @ ( c_Mutil_Otiling @ v_A @ t_a ) @ ( tc_set @ t_a ) )
      | ( ( c_inter @ v_t @ v_u @ t_a )
       != c_emptyset )
      | ~ ( c_in @ v_u @ ( c_Mutil_Otiling @ v_A @ t_a ) @ ( tc_set @ t_a ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[68]) ).

thf(94,plain,
    ( ( ! [SX0: $i,SX1: $i,SX2: $i,SX3: $i] :
          ( ~ ( c_in @ SX0 @ SX1 @ ( tc_set @ SX2 ) )
          | ~ ( c_in @ SX3 @ ( c_Mutil_Otiling @ SX1 @ SX2 ) @ ( tc_set @ SX2 ) )
          | ( ( c_inter @ SX0 @ SX3 @ SX2 )
           != c_emptyset )
          | ( c_in @ ( c_union @ SX0 @ SX3 @ SX2 ) @ ( c_Mutil_Otiling @ SX1 @ SX2 ) @ ( tc_set @ SX2 ) ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[69]) ).

thf(95,plain,
    ( ( c_in @ ( c_union @ ( c_union @ v_a @ v_t @ t_a ) @ v_u @ t_a ) @ ( c_Mutil_Otiling @ v_A @ t_a ) @ ( tc_set @ t_a ) )
    = $false ),
    inference(extcnf_not_pos,[status(thm)],[67]) ).

thf(96,plain,
    ! [SV1: $i] :
      ( ( ! [SY64: $i,SY65: $i] :
            ( ( c_Relation_OImage @ ( c_Relation_Odiag @ SV1 @ SY64 ) @ SY65 @ SY64 @ SY64 )
            = ( c_inter @ SV1 @ SY65 @ SY64 ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[70]) ).

thf(97,plain,
    ! [SV2: $i] :
      ( ( ! [SY66: $i,SY67: $i] :
            ( ( c_uminus @ ( c_minus @ SV2 @ SY66 @ ( tc_set @ SY67 ) ) @ ( tc_set @ SY67 ) )
            = ( c_union @ ( c_uminus @ SV2 @ ( tc_set @ SY67 ) ) @ SY66 @ SY67 ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[71]) ).

thf(98,plain,
    ! [SV3: $i] :
      ( ( ( c_uminus @ c_UNIV @ ( tc_set @ SV3 ) )
        = c_emptyset )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[72]) ).

thf(99,plain,
    ! [SV4: $i] :
      ( ( ! [SY68: $i,SY69: $i] :
            ( ( c_minus @ SV4 @ ( c_uminus @ SY68 @ ( tc_set @ SY69 ) ) @ ( tc_set @ SY69 ) )
            = ( c_inter @ SV4 @ SY68 @ SY69 ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[73]) ).

thf(100,plain,
    ! [SV5: $i] :
      ( ( ! [SY70: $i] :
            ( ( c_inter @ c_UNIV @ SV5 @ SY70 )
            = SV5 ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[74]) ).

thf(101,plain,
    ! [SV6: $i] :
      ( ( ! [SY71: $i,SY72: $i,SY73: $i] :
            ( ~ ( c_in @ SV6 @ ( c_inter @ SY71 @ SY72 @ SY73 ) @ SY73 )
            | ( c_in @ SV6 @ SY72 @ SY73 ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[75]) ).

thf(102,plain,
    ! [SV7: $i] :
      ( ( ! [SY74: $i,SY75: $i] :
            ( ( c_union @ ( c_minus @ SV7 @ SY74 @ ( tc_set @ SY75 ) ) @ SY74 @ SY75 )
            = ( c_union @ SV7 @ SY74 @ SY75 ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[76]) ).

thf(103,plain,
    ! [SV8: $i] :
      ( ( ! [SY76: $i,SY77: $i] :
            ( ( c_union @ SV8 @ ( c_minus @ SY76 @ SV8 @ ( tc_set @ SY77 ) ) @ SY77 )
            = ( c_union @ SV8 @ SY76 @ SY77 ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[77]) ).

thf(104,plain,
    ! [SV9: $i] :
      ( ( ! [SY78: $i] :
            ( ( c_union @ c_UNIV @ SV9 @ SY78 )
            = c_UNIV ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[78]) ).

thf(105,plain,
    ! [SV10: $i] :
      ( ( ! [SY79: $i] :
            ( ( c_union @ SV10 @ SV10 @ SY79 )
            = SV10 ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[79]) ).

thf(106,plain,
    ! [SV11: $i] :
      ( ( ! [SY80: $i,SY81: $i,SY82: $i] :
            ( ( c_union @ ( c_union @ SV11 @ SY80 @ SY81 ) @ SY82 @ SY81 )
            = ( c_union @ SV11 @ ( c_union @ SY80 @ SY82 @ SY81 ) @ SY81 ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[80]) ).

thf(107,plain,
    ! [SV12: $i] :
      ( ( ! [SY83: $i] :
            ( ( c_union @ c_emptyset @ SV12 @ SY83 )
            = SV12 ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[81]) ).

thf(108,plain,
    ! [SV13: $i] :
      ( ( ! [SY84: $i] :
            ( ( c_union @ SV13 @ c_emptyset @ SY84 )
            = SV13 ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[82]) ).

thf(109,plain,
    ! [SV14: $i] :
      ( ( ! [SY85: $i,SY86: $i,SY87: $i] :
            ( ~ ( c_lessequals @ ( c_union @ SV14 @ SY85 @ SY86 ) @ SY87 @ ( tc_set @ SY86 ) )
            | ( c_lessequals @ SV14 @ SY87 @ ( tc_set @ SY86 ) ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[83]) ).

thf(110,plain,
    ! [SV15: $i] :
      ( ( ! [SY88: $i,SY89: $i,SY90: $i] :
            ( ~ ( c_lessequals @ ( c_union @ SV15 @ SY88 @ SY89 ) @ SY90 @ ( tc_set @ SY89 ) )
            | ( c_lessequals @ SY88 @ SY90 @ ( tc_set @ SY89 ) ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[84]) ).

thf(111,plain,
    ! [SV16: $i] :
      ( ( ! [SY91: $i,SY92: $i,SY93: $i] :
            ( ~ ( c_lessequals @ SV16 @ SY91 @ ( tc_set @ SY92 ) )
            | ~ ( c_lessequals @ SY93 @ SY91 @ ( tc_set @ SY92 ) )
            | ( c_lessequals @ ( c_union @ SY93 @ SV16 @ SY92 ) @ SY91 @ ( tc_set @ SY92 ) ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[85]) ).

thf(112,plain,
    ! [SV17: $i] :
      ( ( ! [SY94: $i] :
            ( ( c_uminus @ ( c_uminus @ SV17 @ ( tc_set @ SY94 ) ) @ ( tc_set @ SY94 ) )
            = SV17 ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[86]) ).

thf(113,plain,
    ! [SV18: $i] :
      ( ( ! [SY95: $i] :
            ~ ( c_in @ SV18 @ c_emptyset @ SY95 ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[87]) ).

thf(114,plain,
    ! [SV19: $i] :
      ( ( ! [SY96: $i] : ( c_lessequals @ c_emptyset @ SV19 @ ( tc_set @ SY96 ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[88]) ).

thf(115,plain,
    ! [SV20: $i] :
      ( ( ! [SY97: $i,SY98: $i] :
            ( ( c_in @ ( c_Main_OsubsetI__1 @ SV20 @ SY97 @ SY98 ) @ SV20 @ SY98 )
            | ( c_lessequals @ SV20 @ SY97 @ ( tc_set @ SY98 ) ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[89]) ).

thf(116,plain,
    ! [SV21: $i] :
      ( ( ! [SY99: $i,SY100: $i] :
            ( ~ ( c_lessequals @ SV21 @ SY99 @ ( tc_set @ SY100 ) )
            | ~ ( c_lessequals @ SY99 @ SV21 @ ( tc_set @ SY100 ) )
            | ( SY99 = SV21 ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[90]) ).

thf(117,plain,
    ! [SV22: $i] :
      ( ( ! [SY101: $i] : ( c_lessequals @ SV22 @ SV22 @ ( tc_set @ SY101 ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[91]) ).

thf(118,plain,
    $false = $false,
    inference(extcnf_not_pos,[status(thm)],[92]) ).

thf(119,plain,
    ( ( ( c_in @ ( c_union @ v_t @ v_u @ t_a ) @ ( c_Mutil_Otiling @ v_A @ t_a ) @ ( tc_set @ t_a ) )
      = $true )
    | ( ( ( ( c_inter @ v_t @ v_u @ t_a )
         != c_emptyset )
        | ~ ( c_in @ v_u @ ( c_Mutil_Otiling @ v_A @ t_a ) @ ( tc_set @ t_a ) ) )
      = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[93]) ).

thf(120,plain,
    ! [SV23: $i] :
      ( ( ! [SY102: $i,SY103: $i,SY104: $i] :
            ( ~ ( c_in @ SV23 @ SY102 @ ( tc_set @ SY103 ) )
            | ~ ( c_in @ SY104 @ ( c_Mutil_Otiling @ SY102 @ SY103 ) @ ( tc_set @ SY103 ) )
            | ( ( c_inter @ SV23 @ SY104 @ SY103 )
             != c_emptyset )
            | ( c_in @ ( c_union @ SV23 @ SY104 @ SY103 ) @ ( c_Mutil_Otiling @ SY102 @ SY103 ) @ ( tc_set @ SY103 ) ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[94]) ).

thf(121,plain,
    ! [SV24: $i,SV1: $i] :
      ( ( ! [SY105: $i] :
            ( ( c_Relation_OImage @ ( c_Relation_Odiag @ SV1 @ SV24 ) @ SY105 @ SV24 @ SV24 )
            = ( c_inter @ SV1 @ SY105 @ SV24 ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[96]) ).

thf(122,plain,
    ! [SV25: $i,SV2: $i] :
      ( ( ! [SY106: $i] :
            ( ( c_uminus @ ( c_minus @ SV2 @ SV25 @ ( tc_set @ SY106 ) ) @ ( tc_set @ SY106 ) )
            = ( c_union @ ( c_uminus @ SV2 @ ( tc_set @ SY106 ) ) @ SV25 @ SY106 ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[97]) ).

thf(123,plain,
    ! [SV26: $i,SV4: $i] :
      ( ( ! [SY107: $i] :
            ( ( c_minus @ SV4 @ ( c_uminus @ SV26 @ ( tc_set @ SY107 ) ) @ ( tc_set @ SY107 ) )
            = ( c_inter @ SV4 @ SV26 @ SY107 ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[99]) ).

thf(124,plain,
    ! [SV27: $i,SV5: $i] :
      ( ( ( c_inter @ c_UNIV @ SV5 @ SV27 )
        = SV5 )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[100]) ).

thf(125,plain,
    ! [SV28: $i,SV6: $i] :
      ( ( ! [SY108: $i,SY109: $i] :
            ( ~ ( c_in @ SV6 @ ( c_inter @ SV28 @ SY108 @ SY109 ) @ SY109 )
            | ( c_in @ SV6 @ SY108 @ SY109 ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[101]) ).

thf(126,plain,
    ! [SV29: $i,SV7: $i] :
      ( ( ! [SY110: $i] :
            ( ( c_union @ ( c_minus @ SV7 @ SV29 @ ( tc_set @ SY110 ) ) @ SV29 @ SY110 )
            = ( c_union @ SV7 @ SV29 @ SY110 ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[102]) ).

thf(127,plain,
    ! [SV30: $i,SV8: $i] :
      ( ( ! [SY111: $i] :
            ( ( c_union @ SV8 @ ( c_minus @ SV30 @ SV8 @ ( tc_set @ SY111 ) ) @ SY111 )
            = ( c_union @ SV8 @ SV30 @ SY111 ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[103]) ).

thf(128,plain,
    ! [SV31: $i,SV9: $i] :
      ( ( ( c_union @ c_UNIV @ SV9 @ SV31 )
        = c_UNIV )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[104]) ).

thf(129,plain,
    ! [SV32: $i,SV10: $i] :
      ( ( ( c_union @ SV10 @ SV10 @ SV32 )
        = SV10 )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[105]) ).

thf(130,plain,
    ! [SV33: $i,SV11: $i] :
      ( ( ! [SY112: $i,SY113: $i] :
            ( ( c_union @ ( c_union @ SV11 @ SV33 @ SY112 ) @ SY113 @ SY112 )
            = ( c_union @ SV11 @ ( c_union @ SV33 @ SY113 @ SY112 ) @ SY112 ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[106]) ).

thf(131,plain,
    ! [SV34: $i,SV12: $i] :
      ( ( ( c_union @ c_emptyset @ SV12 @ SV34 )
        = SV12 )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[107]) ).

thf(132,plain,
    ! [SV35: $i,SV13: $i] :
      ( ( ( c_union @ SV13 @ c_emptyset @ SV35 )
        = SV13 )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[108]) ).

thf(133,plain,
    ! [SV36: $i,SV14: $i] :
      ( ( ! [SY114: $i,SY115: $i] :
            ( ~ ( c_lessequals @ ( c_union @ SV14 @ SV36 @ SY114 ) @ SY115 @ ( tc_set @ SY114 ) )
            | ( c_lessequals @ SV14 @ SY115 @ ( tc_set @ SY114 ) ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[109]) ).

thf(134,plain,
    ! [SV37: $i,SV15: $i] :
      ( ( ! [SY116: $i,SY117: $i] :
            ( ~ ( c_lessequals @ ( c_union @ SV15 @ SV37 @ SY116 ) @ SY117 @ ( tc_set @ SY116 ) )
            | ( c_lessequals @ SV37 @ SY117 @ ( tc_set @ SY116 ) ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[110]) ).

thf(135,plain,
    ! [SV38: $i,SV16: $i] :
      ( ( ! [SY118: $i,SY119: $i] :
            ( ~ ( c_lessequals @ SV16 @ SV38 @ ( tc_set @ SY118 ) )
            | ~ ( c_lessequals @ SY119 @ SV38 @ ( tc_set @ SY118 ) )
            | ( c_lessequals @ ( c_union @ SY119 @ SV16 @ SY118 ) @ SV38 @ ( tc_set @ SY118 ) ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[111]) ).

thf(136,plain,
    ! [SV39: $i,SV17: $i] :
      ( ( ( c_uminus @ ( c_uminus @ SV17 @ ( tc_set @ SV39 ) ) @ ( tc_set @ SV39 ) )
        = SV17 )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[112]) ).

thf(137,plain,
    ! [SV40: $i,SV18: $i] :
      ( ( ~ ( c_in @ SV18 @ c_emptyset @ SV40 ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[113]) ).

thf(138,plain,
    ! [SV41: $i,SV19: $i] :
      ( ( c_lessequals @ c_emptyset @ SV19 @ ( tc_set @ SV41 ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[114]) ).

thf(139,plain,
    ! [SV42: $i,SV20: $i] :
      ( ( ! [SY120: $i] :
            ( ( c_in @ ( c_Main_OsubsetI__1 @ SV20 @ SV42 @ SY120 ) @ SV20 @ SY120 )
            | ( c_lessequals @ SV20 @ SV42 @ ( tc_set @ SY120 ) ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[115]) ).

thf(140,plain,
    ! [SV43: $i,SV21: $i] :
      ( ( ! [SY121: $i] :
            ( ~ ( c_lessequals @ SV21 @ SV43 @ ( tc_set @ SY121 ) )
            | ~ ( c_lessequals @ SV43 @ SV21 @ ( tc_set @ SY121 ) )
            | ( SV43 = SV21 ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[116]) ).

thf(141,plain,
    ! [SV44: $i,SV22: $i] :
      ( ( c_lessequals @ SV22 @ SV22 @ ( tc_set @ SV44 ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[117]) ).

thf(142,plain,
    ( ( ( ( c_inter @ v_t @ v_u @ t_a )
       != c_emptyset )
      = $true )
    | ( ( ~ ( c_in @ v_u @ ( c_Mutil_Otiling @ v_A @ t_a ) @ ( tc_set @ t_a ) ) )
      = $true )
    | ( ( c_in @ ( c_union @ v_t @ v_u @ t_a ) @ ( c_Mutil_Otiling @ v_A @ t_a ) @ ( tc_set @ t_a ) )
      = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[119]) ).

thf(143,plain,
    ! [SV45: $i,SV23: $i] :
      ( ( ! [SY122: $i,SY123: $i] :
            ( ~ ( c_in @ SV23 @ SV45 @ ( tc_set @ SY122 ) )
            | ~ ( c_in @ SY123 @ ( c_Mutil_Otiling @ SV45 @ SY122 ) @ ( tc_set @ SY122 ) )
            | ( ( c_inter @ SV23 @ SY123 @ SY122 )
             != c_emptyset )
            | ( c_in @ ( c_union @ SV23 @ SY123 @ SY122 ) @ ( c_Mutil_Otiling @ SV45 @ SY122 ) @ ( tc_set @ SY122 ) ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[120]) ).

thf(144,plain,
    ! [SV46: $i,SV24: $i,SV1: $i] :
      ( ( ( c_Relation_OImage @ ( c_Relation_Odiag @ SV1 @ SV24 ) @ SV46 @ SV24 @ SV24 )
        = ( c_inter @ SV1 @ SV46 @ SV24 ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[121]) ).

thf(145,plain,
    ! [SV47: $i,SV25: $i,SV2: $i] :
      ( ( ( c_uminus @ ( c_minus @ SV2 @ SV25 @ ( tc_set @ SV47 ) ) @ ( tc_set @ SV47 ) )
        = ( c_union @ ( c_uminus @ SV2 @ ( tc_set @ SV47 ) ) @ SV25 @ SV47 ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[122]) ).

thf(146,plain,
    ! [SV48: $i,SV26: $i,SV4: $i] :
      ( ( ( c_minus @ SV4 @ ( c_uminus @ SV26 @ ( tc_set @ SV48 ) ) @ ( tc_set @ SV48 ) )
        = ( c_inter @ SV4 @ SV26 @ SV48 ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[123]) ).

thf(147,plain,
    ! [SV49: $i,SV28: $i,SV6: $i] :
      ( ( ! [SY124: $i] :
            ( ~ ( c_in @ SV6 @ ( c_inter @ SV28 @ SV49 @ SY124 ) @ SY124 )
            | ( c_in @ SV6 @ SV49 @ SY124 ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[125]) ).

thf(148,plain,
    ! [SV50: $i,SV29: $i,SV7: $i] :
      ( ( ( c_union @ ( c_minus @ SV7 @ SV29 @ ( tc_set @ SV50 ) ) @ SV29 @ SV50 )
        = ( c_union @ SV7 @ SV29 @ SV50 ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[126]) ).

thf(149,plain,
    ! [SV51: $i,SV30: $i,SV8: $i] :
      ( ( ( c_union @ SV8 @ ( c_minus @ SV30 @ SV8 @ ( tc_set @ SV51 ) ) @ SV51 )
        = ( c_union @ SV8 @ SV30 @ SV51 ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[127]) ).

thf(150,plain,
    ! [SV52: $i,SV33: $i,SV11: $i] :
      ( ( ! [SY125: $i] :
            ( ( c_union @ ( c_union @ SV11 @ SV33 @ SV52 ) @ SY125 @ SV52 )
            = ( c_union @ SV11 @ ( c_union @ SV33 @ SY125 @ SV52 ) @ SV52 ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[130]) ).

thf(151,plain,
    ! [SV53: $i,SV36: $i,SV14: $i] :
      ( ( ! [SY126: $i] :
            ( ~ ( c_lessequals @ ( c_union @ SV14 @ SV36 @ SV53 ) @ SY126 @ ( tc_set @ SV53 ) )
            | ( c_lessequals @ SV14 @ SY126 @ ( tc_set @ SV53 ) ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[133]) ).

thf(152,plain,
    ! [SV54: $i,SV37: $i,SV15: $i] :
      ( ( ! [SY127: $i] :
            ( ~ ( c_lessequals @ ( c_union @ SV15 @ SV37 @ SV54 ) @ SY127 @ ( tc_set @ SV54 ) )
            | ( c_lessequals @ SV37 @ SY127 @ ( tc_set @ SV54 ) ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[134]) ).

thf(153,plain,
    ! [SV55: $i,SV38: $i,SV16: $i] :
      ( ( ! [SY128: $i] :
            ( ~ ( c_lessequals @ SV16 @ SV38 @ ( tc_set @ SV55 ) )
            | ~ ( c_lessequals @ SY128 @ SV38 @ ( tc_set @ SV55 ) )
            | ( c_lessequals @ ( c_union @ SY128 @ SV16 @ SV55 ) @ SV38 @ ( tc_set @ SV55 ) ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[135]) ).

thf(154,plain,
    ! [SV40: $i,SV18: $i] :
      ( ( c_in @ SV18 @ c_emptyset @ SV40 )
      = $false ),
    inference(extcnf_not_pos,[status(thm)],[137]) ).

thf(155,plain,
    ! [SV56: $i,SV42: $i,SV20: $i] :
      ( ( ( c_in @ ( c_Main_OsubsetI__1 @ SV20 @ SV42 @ SV56 ) @ SV20 @ SV56 )
        | ( c_lessequals @ SV20 @ SV42 @ ( tc_set @ SV56 ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[139]) ).

thf(156,plain,
    ! [SV57: $i,SV43: $i,SV21: $i] :
      ( ( ~ ( c_lessequals @ SV21 @ SV43 @ ( tc_set @ SV57 ) )
        | ~ ( c_lessequals @ SV43 @ SV21 @ ( tc_set @ SV57 ) )
        | ( SV43 = SV21 ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[140]) ).

thf(157,plain,
    ( ( ( ( c_inter @ v_t @ v_u @ t_a )
        = c_emptyset )
      = $false )
    | ( ( ~ ( c_in @ v_u @ ( c_Mutil_Otiling @ v_A @ t_a ) @ ( tc_set @ t_a ) ) )
      = $true )
    | ( ( c_in @ ( c_union @ v_t @ v_u @ t_a ) @ ( c_Mutil_Otiling @ v_A @ t_a ) @ ( tc_set @ t_a ) )
      = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[142]) ).

thf(158,plain,
    ! [SV58: $i,SV45: $i,SV23: $i] :
      ( ( ! [SY129: $i] :
            ( ~ ( c_in @ SV23 @ SV45 @ ( tc_set @ SV58 ) )
            | ~ ( c_in @ SY129 @ ( c_Mutil_Otiling @ SV45 @ SV58 ) @ ( tc_set @ SV58 ) )
            | ( ( c_inter @ SV23 @ SY129 @ SV58 )
             != c_emptyset )
            | ( c_in @ ( c_union @ SV23 @ SY129 @ SV58 ) @ ( c_Mutil_Otiling @ SV45 @ SV58 ) @ ( tc_set @ SV58 ) ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[143]) ).

thf(159,plain,
    ! [SV59: $i,SV49: $i,SV28: $i,SV6: $i] :
      ( ( ~ ( c_in @ SV6 @ ( c_inter @ SV28 @ SV49 @ SV59 ) @ SV59 )
        | ( c_in @ SV6 @ SV49 @ SV59 ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[147]) ).

thf(160,plain,
    ! [SV60: $i,SV52: $i,SV33: $i,SV11: $i] :
      ( ( ( c_union @ ( c_union @ SV11 @ SV33 @ SV52 ) @ SV60 @ SV52 )
        = ( c_union @ SV11 @ ( c_union @ SV33 @ SV60 @ SV52 ) @ SV52 ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[150]) ).

thf(161,plain,
    ! [SV61: $i,SV53: $i,SV36: $i,SV14: $i] :
      ( ( ~ ( c_lessequals @ ( c_union @ SV14 @ SV36 @ SV53 ) @ SV61 @ ( tc_set @ SV53 ) )
        | ( c_lessequals @ SV14 @ SV61 @ ( tc_set @ SV53 ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[151]) ).

thf(162,plain,
    ! [SV62: $i,SV54: $i,SV37: $i,SV15: $i] :
      ( ( ~ ( c_lessequals @ ( c_union @ SV15 @ SV37 @ SV54 ) @ SV62 @ ( tc_set @ SV54 ) )
        | ( c_lessequals @ SV37 @ SV62 @ ( tc_set @ SV54 ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[152]) ).

thf(163,plain,
    ! [SV63: $i,SV55: $i,SV38: $i,SV16: $i] :
      ( ( ~ ( c_lessequals @ SV16 @ SV38 @ ( tc_set @ SV55 ) )
        | ~ ( c_lessequals @ SV63 @ SV38 @ ( tc_set @ SV55 ) )
        | ( c_lessequals @ ( c_union @ SV63 @ SV16 @ SV55 ) @ SV38 @ ( tc_set @ SV55 ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[153]) ).

thf(164,plain,
    ! [SV56: $i,SV42: $i,SV20: $i] :
      ( ( ( c_in @ ( c_Main_OsubsetI__1 @ SV20 @ SV42 @ SV56 ) @ SV20 @ SV56 )
        = $true )
      | ( ( c_lessequals @ SV20 @ SV42 @ ( tc_set @ SV56 ) )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[155]) ).

thf(165,plain,
    ! [SV57: $i,SV43: $i,SV21: $i] :
      ( ( ( ~ ( c_lessequals @ SV21 @ SV43 @ ( tc_set @ SV57 ) ) )
        = $true )
      | ( ( ~ ( c_lessequals @ SV43 @ SV21 @ ( tc_set @ SV57 ) )
          | ( SV43 = SV21 ) )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[156]) ).

thf(166,plain,
    ( ( ( c_in @ v_u @ ( c_Mutil_Otiling @ v_A @ t_a ) @ ( tc_set @ t_a ) )
      = $false )
    | ( ( ( c_inter @ v_t @ v_u @ t_a )
        = c_emptyset )
      = $false )
    | ( ( c_in @ ( c_union @ v_t @ v_u @ t_a ) @ ( c_Mutil_Otiling @ v_A @ t_a ) @ ( tc_set @ t_a ) )
      = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[157]) ).

thf(167,plain,
    ! [SV64: $i,SV58: $i,SV45: $i,SV23: $i] :
      ( ( ~ ( c_in @ SV23 @ SV45 @ ( tc_set @ SV58 ) )
        | ~ ( c_in @ SV64 @ ( c_Mutil_Otiling @ SV45 @ SV58 ) @ ( tc_set @ SV58 ) )
        | ( ( c_inter @ SV23 @ SV64 @ SV58 )
         != c_emptyset )
        | ( c_in @ ( c_union @ SV23 @ SV64 @ SV58 ) @ ( c_Mutil_Otiling @ SV45 @ SV58 ) @ ( tc_set @ SV58 ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[158]) ).

thf(168,plain,
    ! [SV59: $i,SV49: $i,SV28: $i,SV6: $i] :
      ( ( ( ~ ( c_in @ SV6 @ ( c_inter @ SV28 @ SV49 @ SV59 ) @ SV59 ) )
        = $true )
      | ( ( c_in @ SV6 @ SV49 @ SV59 )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[159]) ).

thf(169,plain,
    ! [SV61: $i,SV53: $i,SV36: $i,SV14: $i] :
      ( ( ( ~ ( c_lessequals @ ( c_union @ SV14 @ SV36 @ SV53 ) @ SV61 @ ( tc_set @ SV53 ) ) )
        = $true )
      | ( ( c_lessequals @ SV14 @ SV61 @ ( tc_set @ SV53 ) )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[161]) ).

thf(170,plain,
    ! [SV62: $i,SV54: $i,SV37: $i,SV15: $i] :
      ( ( ( ~ ( c_lessequals @ ( c_union @ SV15 @ SV37 @ SV54 ) @ SV62 @ ( tc_set @ SV54 ) ) )
        = $true )
      | ( ( c_lessequals @ SV37 @ SV62 @ ( tc_set @ SV54 ) )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[162]) ).

thf(171,plain,
    ! [SV63: $i,SV55: $i,SV38: $i,SV16: $i] :
      ( ( ( ~ ( c_lessequals @ SV16 @ SV38 @ ( tc_set @ SV55 ) ) )
        = $true )
      | ( ( ~ ( c_lessequals @ SV63 @ SV38 @ ( tc_set @ SV55 ) )
          | ( c_lessequals @ ( c_union @ SV63 @ SV16 @ SV55 ) @ SV38 @ ( tc_set @ SV55 ) ) )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[163]) ).

thf(172,plain,
    ! [SV57: $i,SV43: $i,SV21: $i] :
      ( ( ( c_lessequals @ SV21 @ SV43 @ ( tc_set @ SV57 ) )
        = $false )
      | ( ( ~ ( c_lessequals @ SV43 @ SV21 @ ( tc_set @ SV57 ) )
          | ( SV43 = SV21 ) )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[165]) ).

thf(173,plain,
    ! [SV64: $i,SV58: $i,SV45: $i,SV23: $i] :
      ( ( ( ~ ( c_in @ SV23 @ SV45 @ ( tc_set @ SV58 ) ) )
        = $true )
      | ( ( ~ ( c_in @ SV64 @ ( c_Mutil_Otiling @ SV45 @ SV58 ) @ ( tc_set @ SV58 ) )
          | ( ( c_inter @ SV23 @ SV64 @ SV58 )
           != c_emptyset )
          | ( c_in @ ( c_union @ SV23 @ SV64 @ SV58 ) @ ( c_Mutil_Otiling @ SV45 @ SV58 ) @ ( tc_set @ SV58 ) ) )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[167]) ).

thf(174,plain,
    ! [SV59: $i,SV49: $i,SV28: $i,SV6: $i] :
      ( ( ( c_in @ SV6 @ ( c_inter @ SV28 @ SV49 @ SV59 ) @ SV59 )
        = $false )
      | ( ( c_in @ SV6 @ SV49 @ SV59 )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[168]) ).

thf(175,plain,
    ! [SV61: $i,SV53: $i,SV36: $i,SV14: $i] :
      ( ( ( c_lessequals @ ( c_union @ SV14 @ SV36 @ SV53 ) @ SV61 @ ( tc_set @ SV53 ) )
        = $false )
      | ( ( c_lessequals @ SV14 @ SV61 @ ( tc_set @ SV53 ) )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[169]) ).

thf(176,plain,
    ! [SV62: $i,SV54: $i,SV37: $i,SV15: $i] :
      ( ( ( c_lessequals @ ( c_union @ SV15 @ SV37 @ SV54 ) @ SV62 @ ( tc_set @ SV54 ) )
        = $false )
      | ( ( c_lessequals @ SV37 @ SV62 @ ( tc_set @ SV54 ) )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[170]) ).

thf(177,plain,
    ! [SV63: $i,SV55: $i,SV38: $i,SV16: $i] :
      ( ( ( c_lessequals @ SV16 @ SV38 @ ( tc_set @ SV55 ) )
        = $false )
      | ( ( ~ ( c_lessequals @ SV63 @ SV38 @ ( tc_set @ SV55 ) )
          | ( c_lessequals @ ( c_union @ SV63 @ SV16 @ SV55 ) @ SV38 @ ( tc_set @ SV55 ) ) )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[171]) ).

thf(178,plain,
    ! [SV57: $i,SV21: $i,SV43: $i] :
      ( ( ( ~ ( c_lessequals @ SV43 @ SV21 @ ( tc_set @ SV57 ) ) )
        = $true )
      | ( ( SV43 = SV21 )
        = $true )
      | ( ( c_lessequals @ SV21 @ SV43 @ ( tc_set @ SV57 ) )
        = $false ) ),
    inference(extcnf_or_pos,[status(thm)],[172]) ).

thf(179,plain,
    ! [SV64: $i,SV58: $i,SV45: $i,SV23: $i] :
      ( ( ( c_in @ SV23 @ SV45 @ ( tc_set @ SV58 ) )
        = $false )
      | ( ( ~ ( c_in @ SV64 @ ( c_Mutil_Otiling @ SV45 @ SV58 ) @ ( tc_set @ SV58 ) )
          | ( ( c_inter @ SV23 @ SV64 @ SV58 )
           != c_emptyset )
          | ( c_in @ ( c_union @ SV23 @ SV64 @ SV58 ) @ ( c_Mutil_Otiling @ SV45 @ SV58 ) @ ( tc_set @ SV58 ) ) )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[173]) ).

thf(180,plain,
    ! [SV16: $i,SV55: $i,SV38: $i,SV63: $i] :
      ( ( ( ~ ( c_lessequals @ SV63 @ SV38 @ ( tc_set @ SV55 ) ) )
        = $true )
      | ( ( c_lessequals @ ( c_union @ SV63 @ SV16 @ SV55 ) @ SV38 @ ( tc_set @ SV55 ) )
        = $true )
      | ( ( c_lessequals @ SV16 @ SV38 @ ( tc_set @ SV55 ) )
        = $false ) ),
    inference(extcnf_or_pos,[status(thm)],[177]) ).

thf(181,plain,
    ! [SV57: $i,SV21: $i,SV43: $i] :
      ( ( ( c_lessequals @ SV43 @ SV21 @ ( tc_set @ SV57 ) )
        = $false )
      | ( ( SV43 = SV21 )
        = $true )
      | ( ( c_lessequals @ SV21 @ SV43 @ ( tc_set @ SV57 ) )
        = $false ) ),
    inference(extcnf_not_pos,[status(thm)],[178]) ).

thf(182,plain,
    ! [SV23: $i,SV58: $i,SV45: $i,SV64: $i] :
      ( ( ( ~ ( c_in @ SV64 @ ( c_Mutil_Otiling @ SV45 @ SV58 ) @ ( tc_set @ SV58 ) ) )
        = $true )
      | ( ( ( ( c_inter @ SV23 @ SV64 @ SV58 )
           != c_emptyset )
          | ( c_in @ ( c_union @ SV23 @ SV64 @ SV58 ) @ ( c_Mutil_Otiling @ SV45 @ SV58 ) @ ( tc_set @ SV58 ) ) )
        = $true )
      | ( ( c_in @ SV23 @ SV45 @ ( tc_set @ SV58 ) )
        = $false ) ),
    inference(extcnf_or_pos,[status(thm)],[179]) ).

thf(183,plain,
    ! [SV16: $i,SV55: $i,SV38: $i,SV63: $i] :
      ( ( ( c_lessequals @ SV63 @ SV38 @ ( tc_set @ SV55 ) )
        = $false )
      | ( ( c_lessequals @ ( c_union @ SV63 @ SV16 @ SV55 ) @ SV38 @ ( tc_set @ SV55 ) )
        = $true )
      | ( ( c_lessequals @ SV16 @ SV38 @ ( tc_set @ SV55 ) )
        = $false ) ),
    inference(extcnf_not_pos,[status(thm)],[180]) ).

thf(184,plain,
    ! [SV23: $i,SV58: $i,SV45: $i,SV64: $i] :
      ( ( ( c_in @ SV64 @ ( c_Mutil_Otiling @ SV45 @ SV58 ) @ ( tc_set @ SV58 ) )
        = $false )
      | ( ( ( ( c_inter @ SV23 @ SV64 @ SV58 )
           != c_emptyset )
          | ( c_in @ ( c_union @ SV23 @ SV64 @ SV58 ) @ ( c_Mutil_Otiling @ SV45 @ SV58 ) @ ( tc_set @ SV58 ) ) )
        = $true )
      | ( ( c_in @ SV23 @ SV45 @ ( tc_set @ SV58 ) )
        = $false ) ),
    inference(extcnf_not_pos,[status(thm)],[182]) ).

thf(185,plain,
    ! [SV45: $i,SV58: $i,SV64: $i,SV23: $i] :
      ( ( ( ( c_inter @ SV23 @ SV64 @ SV58 )
         != c_emptyset )
        = $true )
      | ( ( c_in @ ( c_union @ SV23 @ SV64 @ SV58 ) @ ( c_Mutil_Otiling @ SV45 @ SV58 ) @ ( tc_set @ SV58 ) )
        = $true )
      | ( ( c_in @ SV64 @ ( c_Mutil_Otiling @ SV45 @ SV58 ) @ ( tc_set @ SV58 ) )
        = $false )
      | ( ( c_in @ SV23 @ SV45 @ ( tc_set @ SV58 ) )
        = $false ) ),
    inference(extcnf_or_pos,[status(thm)],[184]) ).

thf(186,plain,
    ! [SV45: $i,SV58: $i,SV64: $i,SV23: $i] :
      ( ( ( ( c_inter @ SV23 @ SV64 @ SV58 )
          = c_emptyset )
        = $false )
      | ( ( c_in @ ( c_union @ SV23 @ SV64 @ SV58 ) @ ( c_Mutil_Otiling @ SV45 @ SV58 ) @ ( tc_set @ SV58 ) )
        = $true )
      | ( ( c_in @ SV64 @ ( c_Mutil_Otiling @ SV45 @ SV58 ) @ ( tc_set @ SV58 ) )
        = $false )
      | ( ( c_in @ SV23 @ SV45 @ ( tc_set @ SV58 ) )
        = $false ) ),
    inference(extcnf_not_pos,[status(thm)],[185]) ).

thf(187,plain,
    $false = $true,
    inference(fo_atp_e,[status(thm)],[63,186,183,181,176,175,174,166,164,160,154,149,148,146,145,144,141,138,136,132,131,129,128,124,118,98,95,66,65,64]) ).

thf(188,plain,
    $false,
    inference(solved_all_splits,[solved_all_splits(join,[])],[187]) ).

%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.00/0.02  % Problem  : PUZ064-2 : TPTP v9.3.1. Released v3.2.0.
% 0.00/0.04  % Command  : leo --cores 7 --timeout 300 --proofoutput 1 --foatp e --atp e=/export/starexec/sandbox/solver/bin/eprover /export/starexec/sandbox/benchmark/theBenchmark.p
% 0.09/0.17  % Computer : n019.cluster.edu
% 0.09/0.17  % Model    : x86_64 x86_64
% 0.09/0.17  % CPU      : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.09/0.17  % Memory   : 8046.5625MB
% 0.09/0.17  % OS       : Linux 6.8.0-71-generic
% 0.09/0.17  % CPULimit : 300
% 0.09/0.17  % WCLimit  : 300
% 0.09/0.17  % DateTime : Tue Oct  6 13:59:01 UTC 2026
% 0.09/0.17  % CPUTime  : 
% 0.09/0.18  Running leo --cores 7 --timeout 300 --proofoutput 1 --foatp e --atp e=/export/starexec/sandbox/solver/bin/eprover /export/starexec/sandbox/benchmark/theBenchmark.p
% 127.66/25.84  
% 127.66/25.84   No.of.Axioms: 29
% 127.66/25.84  
% 127.66/25.84   Length.of.Defs: 0
% 127.66/25.84  
% 127.66/25.84   Contains.Choice.Funs: false
% 127.66/25.84  .....
% 127.66/25.84  
% 127.66/25.84  ********************************
% 127.66/25.84  *   All subproblems solved!    *
% 127.66/25.84  ********************************
% 127.66/25.84  % SZS status Unsatisfiable for /export/starexec/sandbox/benchmark/theBenchmark.p : (rf:1,axioms:29,ps:0,u:6,ude:true,rLeibEQ:true,rAndEQ:true,use_choice:true,use_extuni:true,use_extcnf_combined:false,expand_extuni:false,foatp:e,atp_timeout:299,atp_calls_frequency:5,ordering:none,proof_output:1,protocol_output:false,clause_count:187,loop_count:0,foatp_calls:1,translation:fof_full)
% 127.66/25.84  
% 127.66/25.84  %**** Beginning of derivation protocol ****
% 127.66/25.84  % SZS output start CNFRefutation
% See solution above
% 127.66/25.84  
% 127.66/25.84  %**** End of derivation protocol ****
% 127.66/25.84  %**** no. of clauses in derivation: 188 ****
% 127.66/25.84  %**** clause counter: 187 ****
% 127.66/25.84  
% 127.66/25.84  % SZS status Unsatisfiable for /export/starexec/sandbox/benchmark/theBenchmark.p : (rf:1,axioms:29,ps:0,u:6,ude:true,rLeibEQ:true,rAndEQ:true,use_choice:true,use_extuni:true,use_extcnf_combined:false,expand_extuni:false,foatp:e,atp_timeout:299,atp_calls_frequency:5,ordering:none,proof_output:1,protocol_output:false,clause_count:187,loop_count:0,foatp_calls:1,translation:fof_full)
%------------------------------------------------------------------------------