TSTP Solution File: SEU235+1 by Zipperpin---2.1.9999

View Problem - Process Solution

%------------------------------------------------------------------------------
% File     : Zipperpin---2.1.9999
% Problem  : SEU235+1 : TPTP v8.1.2. Released v3.3.0.
% Transfm  : NO INFORMATION
% Format   : NO INFORMATION
% Command  : python3 /export/starexec/sandbox2/solver/bin/portfolio.lams.parallel.py %s %d /export/starexec/sandbox2/tmp/tmp.wDgYRVowtB true

% Computer : n018.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  : 300s
% DateTime : Thu Aug 31 19:11:29 EDT 2023

% Result   : Theorem 93.37s 14.11s
% Output   : Refutation 93.37s
% Verified : 
% SZS Type : Refutation
%            Derivation depth      :   59
%            Number of leaves      :   39
% Syntax   : Number of formulae    :  347 (  64 unt;  19 typ;   0 def)
%            Number of atoms       :  856 ( 121 equ;   0 cnn)
%            Maximal formula atoms :    8 (   2 avg)
%            Number of connectives : 2438 ( 469   ~; 474   |;  31   &;1441   @)
%                                         (   3 <=>;  20  =>;   0  <=;   0 <~>)
%            Maximal formula depth :   17 (   6 avg)
%            Number of types       :    2 (   0 usr)
%            Number of type conns  :   20 (  20   >;   0   *;   0   +;   0  <<)
%            Number of symbols     :   21 (  19 usr;   4 con; 0-2 aty)
%            Number of variables   :  343 (   0   ^; 342   !;   1   ?; 343   :)

% Comments : 
%------------------------------------------------------------------------------
thf(epsilon_transitive_type,type,
    epsilon_transitive: $i > $o ).

thf(ordinal_subset_type,type,
    ordinal_subset: $i > $i > $o ).

thf(powerset_type,type,
    powerset: $i > $i ).

thf(subset_type,type,
    subset: $i > $i > $o ).

thf(function_type,type,
    function: $i > $o ).

thf(sk__14_type,type,
    sk__14: $i ).

thf(sk__1_type,type,
    sk__1: $i > $i ).

thf(in_type,type,
    in: $i > $i > $o ).

thf(element_type,type,
    element: $i > $i > $o ).

thf(one_to_one_type,type,
    one_to_one: $i > $o ).

thf(sk__15_type,type,
    sk__15: $i > $i ).

thf(empty_set_type,type,
    empty_set: $i ).

thf(relation_empty_yielding_type,type,
    relation_empty_yielding: $i > $o ).

thf(epsilon_connected_type,type,
    epsilon_connected: $i > $o ).

thf(sk__16_type,type,
    sk__16: $i ).

thf(sk__17_type,type,
    sk__17: $i > $i ).

thf(ordinal_type,type,
    ordinal: $i > $o ).

thf(empty_type,type,
    empty: $i > $o ).

thf(relation_type,type,
    relation: $i > $o ).

thf(redefinition_r1_ordinal1,axiom,
    ! [A: $i,B: $i] :
      ( ( ( ordinal @ A )
        & ( ordinal @ B ) )
     => ( ( ordinal_subset @ A @ B )
      <=> ( subset @ A @ B ) ) ) ).

thf(zip_derived_cl68,plain,
    ! [X0: $i,X1: $i] :
      ( ~ ( ordinal @ X0 )
      | ~ ( ordinal @ X1 )
      | ( ordinal_subset @ X0 @ X1 )
      | ~ ( subset @ X0 @ X1 ) ),
    inference(cnf,[status(esa)],[redefinition_r1_ordinal1]) ).

thf(cc3_ordinal1,axiom,
    ! [A: $i] :
      ( ( empty @ A )
     => ( ( epsilon_transitive @ A )
        & ( epsilon_connected @ A )
        & ( ordinal @ A ) ) ) ).

thf(zip_derived_cl11,plain,
    ! [X0: $i] :
      ( ( ordinal @ X0 )
      | ~ ( empty @ X0 ) ),
    inference(cnf,[status(esa)],[cc3_ordinal1]) ).

thf(t24_ordinal1,axiom,
    ! [A: $i] :
      ( ( ordinal @ A )
     => ! [B: $i] :
          ( ( ordinal @ B )
         => ~ ( ~ ( in @ A @ B )
              & ( A != B )
              & ~ ( in @ B @ A ) ) ) ) ).

thf(zip_derived_cl73,plain,
    ! [X0: $i,X1: $i] :
      ( ~ ( ordinal @ X0 )
      | ( in @ X1 @ X0 )
      | ( X1 = X0 )
      | ( in @ X0 @ X1 )
      | ~ ( ordinal @ X1 ) ),
    inference(cnf,[status(esa)],[t24_ordinal1]) ).

thf(cc1_ordinal1,axiom,
    ! [A: $i] :
      ( ( ordinal @ A )
     => ( ( epsilon_transitive @ A )
        & ( epsilon_connected @ A ) ) ) ).

thf(zip_derived_cl2,plain,
    ! [X0: $i] :
      ( ( epsilon_transitive @ X0 )
      | ~ ( ordinal @ X0 ) ),
    inference(cnf,[status(esa)],[cc1_ordinal1]) ).

thf(zip_derived_cl11_001,plain,
    ! [X0: $i] :
      ( ( ordinal @ X0 )
      | ~ ( empty @ X0 ) ),
    inference(cnf,[status(esa)],[cc3_ordinal1]) ).

thf(zip_derived_cl73_002,plain,
    ! [X0: $i,X1: $i] :
      ( ~ ( ordinal @ X0 )
      | ( in @ X1 @ X0 )
      | ( X1 = X0 )
      | ( in @ X0 @ X1 )
      | ~ ( ordinal @ X1 ) ),
    inference(cnf,[status(esa)],[t24_ordinal1]) ).

thf(existence_m1_subset_1,axiom,
    ! [A: $i] :
    ? [B: $i] : ( element @ B @ A ) ).

thf(zip_derived_cl19,plain,
    ! [X0: $i] : ( element @ ( sk__1 @ X0 ) @ X0 ),
    inference(cnf,[status(esa)],[existence_m1_subset_1]) ).

thf(t2_subset,axiom,
    ! [A: $i,B: $i] :
      ( ( element @ A @ B )
     => ( ( empty @ B )
        | ( in @ A @ B ) ) ) ).

thf(zip_derived_cl74,plain,
    ! [X0: $i,X1: $i] :
      ( ( in @ X0 @ X1 )
      | ( empty @ X1 )
      | ~ ( element @ X0 @ X1 ) ),
    inference(cnf,[status(esa)],[t2_subset]) ).

thf(zip_derived_cl589,plain,
    ! [X0: $i] :
      ( ( in @ ( sk__1 @ X0 ) @ X0 )
      | ( empty @ X0 ) ),
    inference('s_sup-',[status(thm)],[zip_derived_cl19,zip_derived_cl74]) ).

thf(zip_derived_cl19_003,plain,
    ! [X0: $i] : ( element @ ( sk__1 @ X0 ) @ X0 ),
    inference(cnf,[status(esa)],[existence_m1_subset_1]) ).

thf(t5_subset,axiom,
    ! [A: $i,B: $i,C: $i] :
      ~ ( ( in @ A @ B )
        & ( element @ B @ ( powerset @ C ) )
        & ( empty @ C ) ) ).

thf(zip_derived_cl84,plain,
    ! [X0: $i,X1: $i,X2: $i] :
      ( ~ ( in @ X0 @ X1 )
      | ~ ( empty @ X2 )
      | ~ ( element @ X1 @ ( powerset @ X2 ) ) ),
    inference(cnf,[status(esa)],[t5_subset]) ).

thf(zip_derived_cl530,plain,
    ! [X0: $i,X1: $i] :
      ( ~ ( in @ X1 @ ( sk__1 @ ( powerset @ X0 ) ) )
      | ~ ( empty @ X0 ) ),
    inference('s_sup-',[status(thm)],[zip_derived_cl19,zip_derived_cl84]) ).

thf(zip_derived_cl760,plain,
    ! [X0: $i] :
      ( ( empty @ ( sk__1 @ ( powerset @ X0 ) ) )
      | ~ ( empty @ X0 ) ),
    inference('s_sup-',[status(thm)],[zip_derived_cl589,zip_derived_cl530]) ).

thf(t6_boole,axiom,
    ! [A: $i] :
      ( ( empty @ A )
     => ( A = empty_set ) ) ).

thf(zip_derived_cl85,plain,
    ! [X0: $i] :
      ( ( X0 = empty_set )
      | ~ ( empty @ X0 ) ),
    inference(cnf,[status(esa)],[t6_boole]) ).

thf(zip_derived_cl1470,plain,
    ! [X0: $i] :
      ( ~ ( empty @ X0 )
      | ( ( sk__1 @ ( powerset @ X0 ) )
        = empty_set ) ),
    inference('s_sup-',[status(thm)],[zip_derived_cl760,zip_derived_cl85]) ).

thf(zip_derived_cl530_004,plain,
    ! [X0: $i,X1: $i] :
      ( ~ ( in @ X1 @ ( sk__1 @ ( powerset @ X0 ) ) )
      | ~ ( empty @ X0 ) ),
    inference('s_sup-',[status(thm)],[zip_derived_cl19,zip_derived_cl84]) ).

thf(zip_derived_cl1492,plain,
    ! [X0: $i,X1: $i] :
      ( ~ ( empty @ X0 )
      | ~ ( in @ X1 @ empty_set )
      | ~ ( empty @ X0 ) ),
    inference('s_sup-',[status(thm)],[zip_derived_cl1470,zip_derived_cl530]) ).

thf(zip_derived_cl1500,plain,
    ! [X0: $i,X1: $i] :
      ( ~ ( in @ X1 @ empty_set )
      | ~ ( empty @ X0 ) ),
    inference(simplify,[status(thm)],[zip_derived_cl1492]) ).

thf(zip_derived_cl1503,plain,
    ! [X0: $i,X1: $i] :
      ( ~ ( ordinal @ empty_set )
      | ( empty_set = X0 )
      | ( in @ empty_set @ X0 )
      | ~ ( ordinal @ X0 )
      | ~ ( empty @ X1 ) ),
    inference('s_sup-',[status(thm)],[zip_derived_cl73,zip_derived_cl1500]) ).

thf(fc2_ordinal1,axiom,
    ( ( ordinal @ empty_set )
    & ( epsilon_connected @ empty_set )
    & ( epsilon_transitive @ empty_set )
    & ( empty @ empty_set )
    & ( one_to_one @ empty_set )
    & ( function @ empty_set )
    & ( relation_empty_yielding @ empty_set )
    & ( relation @ empty_set ) ) ).

thf(zip_derived_cl24,plain,
    ordinal @ empty_set,
    inference(cnf,[status(esa)],[fc2_ordinal1]) ).

thf(zip_derived_cl1510,plain,
    ! [X0: $i,X1: $i] :
      ( ( empty_set = X0 )
      | ( in @ empty_set @ X0 )
      | ~ ( ordinal @ X0 )
      | ~ ( empty @ X1 ) ),
    inference(demod,[status(thm)],[zip_derived_cl1503,zip_derived_cl24]) ).

thf(t32_ordinal1,conjecture,
    ! [A: $i,B: $i] :
      ( ( ordinal @ B )
     => ~ ( ( subset @ A @ B )
          & ( A != empty_set )
          & ! [C: $i] :
              ( ( ordinal @ C )
             => ~ ( ( in @ C @ A )
                  & ! [D: $i] :
                      ( ( ordinal @ D )
                     => ( ( in @ D @ A )
                       => ( ordinal_subset @ C @ D ) ) ) ) ) ) ) ).

thf(zf_stmt_0,negated_conjecture,
    ~ ! [A: $i,B: $i] :
        ( ( ordinal @ B )
       => ~ ( ( subset @ A @ B )
            & ( A != empty_set )
            & ! [C: $i] :
                ( ( ordinal @ C )
               => ~ ( ( in @ C @ A )
                    & ! [D: $i] :
                        ( ( ordinal @ D )
                       => ( ( in @ D @ A )
                         => ( ordinal_subset @ C @ D ) ) ) ) ) ) ),
    inference('cnf.neg',[status(esa)],[t32_ordinal1]) ).

thf(zip_derived_cl75,plain,
    subset @ sk__14 @ sk__16,
    inference(cnf,[status(esa)],[zf_stmt_0]) ).

thf(t3_subset,axiom,
    ! [A: $i,B: $i] :
      ( ( element @ A @ ( powerset @ B ) )
    <=> ( subset @ A @ B ) ) ).

thf(zip_derived_cl82,plain,
    ! [X0: $i,X1: $i] :
      ( ( element @ X0 @ ( powerset @ X1 ) )
      | ~ ( subset @ X0 @ X1 ) ),
    inference(cnf,[status(esa)],[t3_subset]) ).

thf(t4_subset,axiom,
    ! [A: $i,B: $i,C: $i] :
      ( ( ( in @ A @ B )
        & ( element @ B @ ( powerset @ C ) ) )
     => ( element @ A @ C ) ) ).

thf(zip_derived_cl83,plain,
    ! [X0: $i,X1: $i,X2: $i] :
      ( ~ ( in @ X0 @ X1 )
      | ~ ( element @ X1 @ ( powerset @ X2 ) )
      | ( element @ X0 @ X2 ) ),
    inference(cnf,[status(esa)],[t4_subset]) ).

thf(zip_derived_cl617,plain,
    ! [X0: $i,X1: $i,X2: $i] :
      ( ~ ( subset @ X1 @ X0 )
      | ~ ( in @ X2 @ X1 )
      | ( element @ X2 @ X0 ) ),
    inference('s_sup-',[status(thm)],[zip_derived_cl82,zip_derived_cl83]) ).

thf(zip_derived_cl699,plain,
    ! [X0: $i] :
      ( ~ ( in @ X0 @ sk__14 )
      | ( element @ X0 @ sk__16 ) ),
    inference('s_sup-',[status(thm)],[zip_derived_cl75,zip_derived_cl617]) ).

thf(zip_derived_cl74_005,plain,
    ! [X0: $i,X1: $i] :
      ( ( in @ X0 @ X1 )
      | ( empty @ X1 )
      | ~ ( element @ X0 @ X1 ) ),
    inference(cnf,[status(esa)],[t2_subset]) ).

thf(zip_derived_cl717,plain,
    ! [X0: $i] :
      ( ~ ( in @ X0 @ sk__14 )
      | ( in @ X0 @ sk__16 )
      | ( empty @ sk__16 ) ),
    inference('s_sup-',[status(thm)],[zip_derived_cl699,zip_derived_cl74]) ).

thf(zip_derived_cl75_006,plain,
    subset @ sk__14 @ sk__16,
    inference(cnf,[status(esa)],[zf_stmt_0]) ).

thf(zip_derived_cl82_007,plain,
    ! [X0: $i,X1: $i] :
      ( ( element @ X0 @ ( powerset @ X1 ) )
      | ~ ( subset @ X0 @ X1 ) ),
    inference(cnf,[status(esa)],[t3_subset]) ).

thf(zip_derived_cl84_008,plain,
    ! [X0: $i,X1: $i,X2: $i] :
      ( ~ ( in @ X0 @ X1 )
      | ~ ( empty @ X2 )
      | ~ ( element @ X1 @ ( powerset @ X2 ) ) ),
    inference(cnf,[status(esa)],[t5_subset]) ).

thf(zip_derived_cl608,plain,
    ! [X0: $i,X1: $i,X2: $i] :
      ( ~ ( subset @ X1 @ X0 )
      | ~ ( in @ X2 @ X1 )
      | ~ ( empty @ X0 ) ),
    inference('s_sup-',[status(thm)],[zip_derived_cl82,zip_derived_cl84]) ).

thf(zip_derived_cl615,plain,
    ! [X0: $i] :
      ( ~ ( in @ X0 @ sk__14 )
      | ~ ( empty @ sk__16 ) ),
    inference('s_sup-',[status(thm)],[zip_derived_cl75,zip_derived_cl608]) ).

thf(zip_derived_cl961,plain,
    ! [X0: $i] :
      ( ( in @ X0 @ sk__16 )
      | ~ ( in @ X0 @ sk__14 ) ),
    inference(clc,[status(thm)],[zip_derived_cl717,zip_derived_cl615]) ).

thf(t7_tarski,axiom,
    ! [A: $i,B: $i] :
      ~ ( ( in @ A @ B )
        & ! [C: $i] :
            ~ ( ( in @ C @ B )
              & ! [D: $i] :
                  ~ ( ( in @ D @ B )
                    & ( in @ D @ C ) ) ) ) ).

thf(zip_derived_cl87,plain,
    ! [X0: $i,X1: $i] :
      ( ~ ( in @ X0 @ X1 )
      | ( in @ ( sk__17 @ X1 ) @ X1 ) ),
    inference(cnf,[status(esa)],[t7_tarski]) ).

thf(zip_derived_cl965,plain,
    ! [X0: $i] :
      ( ~ ( in @ X0 @ sk__14 )
      | ( in @ ( sk__17 @ sk__16 ) @ sk__16 ) ),
    inference('s_sup-',[status(thm)],[zip_derived_cl961,zip_derived_cl87]) ).

thf(zip_derived_cl1625,plain,
    ! [X0: $i] :
      ( ~ ( empty @ X0 )
      | ~ ( ordinal @ sk__14 )
      | ( empty_set = sk__14 )
      | ( in @ ( sk__17 @ sk__16 ) @ sk__16 ) ),
    inference('s_sup-',[status(thm)],[zip_derived_cl1510,zip_derived_cl965]) ).

thf(zip_derived_cl77,plain,
    sk__14 != empty_set,
    inference(cnf,[status(esa)],[zf_stmt_0]) ).

thf(zip_derived_cl1673,plain,
    ! [X0: $i] :
      ( ~ ( empty @ X0 )
      | ~ ( ordinal @ sk__14 )
      | ( in @ ( sk__17 @ sk__16 ) @ sk__16 ) ),
    inference('simplify_reflect-',[status(thm)],[zip_derived_cl1625,zip_derived_cl77]) ).

thf(zip_derived_cl1791,plain,
    ! [X0: $i] :
      ( ~ ( empty @ sk__14 )
      | ~ ( empty @ X0 )
      | ( in @ ( sk__17 @ sk__16 ) @ sk__16 ) ),
    inference('s_sup-',[status(thm)],[zip_derived_cl11,zip_derived_cl1673]) ).

thf(zip_derived_cl1968,plain,
    ( ~ ( empty @ sk__14 )
    | ( in @ ( sk__17 @ sk__16 ) @ sk__16 ) ),
    inference(condensation,[status(thm)],[zip_derived_cl1791]) ).

thf(zip_derived_cl589_009,plain,
    ! [X0: $i] :
      ( ( in @ ( sk__1 @ X0 ) @ X0 )
      | ( empty @ X0 ) ),
    inference('s_sup-',[status(thm)],[zip_derived_cl19,zip_derived_cl74]) ).

thf(zip_derived_cl965_010,plain,
    ! [X0: $i] :
      ( ~ ( in @ X0 @ sk__14 )
      | ( in @ ( sk__17 @ sk__16 ) @ sk__16 ) ),
    inference('s_sup-',[status(thm)],[zip_derived_cl961,zip_derived_cl87]) ).

thf(zip_derived_cl1055,plain,
    ( ( empty @ sk__14 )
    | ( in @ ( sk__17 @ sk__16 ) @ sk__16 ) ),
    inference('s_sup-',[status(thm)],[zip_derived_cl589,zip_derived_cl965]) ).

thf(zip_derived_cl1969,plain,
    in @ ( sk__17 @ sk__16 ) @ sk__16,
    inference(clc,[status(thm)],[zip_derived_cl1968,zip_derived_cl1055]) ).

thf(d2_ordinal1,axiom,
    ! [A: $i] :
      ( ( epsilon_transitive @ A )
    <=> ! [B: $i] :
          ( ( in @ B @ A )
         => ( subset @ B @ A ) ) ) ).

thf(zip_derived_cl13,plain,
    ! [X0: $i,X1: $i] :
      ( ~ ( in @ X0 @ X1 )
      | ( subset @ X0 @ X1 )
      | ~ ( epsilon_transitive @ X1 ) ),
    inference(cnf,[status(esa)],[d2_ordinal1]) ).

thf(zip_derived_cl617_011,plain,
    ! [X0: $i,X1: $i,X2: $i] :
      ( ~ ( subset @ X1 @ X0 )
      | ~ ( in @ X2 @ X1 )
      | ( element @ X2 @ X0 ) ),
    inference('s_sup-',[status(thm)],[zip_derived_cl82,zip_derived_cl83]) ).

thf(zip_derived_cl696,plain,
    ! [X0: $i,X1: $i,X2: $i] :
      ( ~ ( epsilon_transitive @ X0 )
      | ~ ( in @ X1 @ X0 )
      | ~ ( in @ X2 @ X1 )
      | ( element @ X2 @ X0 ) ),
    inference('s_sup-',[status(thm)],[zip_derived_cl13,zip_derived_cl617]) ).

thf(zip_derived_cl1974,plain,
    ! [X0: $i] :
      ( ~ ( epsilon_transitive @ sk__16 )
      | ~ ( in @ X0 @ ( sk__17 @ sk__16 ) )
      | ( element @ X0 @ sk__16 ) ),
    inference('s_sup-',[status(thm)],[zip_derived_cl1969,zip_derived_cl696]) ).

thf(zip_derived_cl2861,plain,
    ! [X0: $i] :
      ( ~ ( ordinal @ sk__16 )
      | ~ ( in @ X0 @ ( sk__17 @ sk__16 ) )
      | ( element @ X0 @ sk__16 ) ),
    inference('s_sup-',[status(thm)],[zip_derived_cl2,zip_derived_cl1974]) ).

thf(zip_derived_cl76,plain,
    ordinal @ sk__16,
    inference(cnf,[status(esa)],[zf_stmt_0]) ).

thf(zip_derived_cl2863,plain,
    ! [X0: $i] :
      ( ~ ( in @ X0 @ ( sk__17 @ sk__16 ) )
      | ( element @ X0 @ sk__16 ) ),
    inference(demod,[status(thm)],[zip_derived_cl2861,zip_derived_cl76]) ).

thf(zip_derived_cl589_012,plain,
    ! [X0: $i] :
      ( ( in @ ( sk__1 @ X0 ) @ X0 )
      | ( empty @ X0 ) ),
    inference('s_sup-',[status(thm)],[zip_derived_cl19,zip_derived_cl74]) ).

thf(zip_derived_cl2863_013,plain,
    ! [X0: $i] :
      ( ~ ( in @ X0 @ ( sk__17 @ sk__16 ) )
      | ( element @ X0 @ sk__16 ) ),
    inference(demod,[status(thm)],[zip_derived_cl2861,zip_derived_cl76]) ).

thf(zip_derived_cl2870,plain,
    ( ( empty @ ( sk__17 @ sk__16 ) )
    | ( element @ ( sk__1 @ ( sk__17 @ sk__16 ) ) @ sk__16 ) ),
    inference('s_sup-',[status(thm)],[zip_derived_cl589,zip_derived_cl2863]) ).

thf(zip_derived_cl74_014,plain,
    ! [X0: $i,X1: $i] :
      ( ( in @ X0 @ X1 )
      | ( empty @ X1 )
      | ~ ( element @ X0 @ X1 ) ),
    inference(cnf,[status(esa)],[t2_subset]) ).

thf(zip_derived_cl2961,plain,
    ( ( empty @ ( sk__17 @ sk__16 ) )
    | ( in @ ( sk__1 @ ( sk__17 @ sk__16 ) ) @ sk__16 )
    | ( empty @ sk__16 ) ),
    inference('s_sup-',[status(thm)],[zip_derived_cl2870,zip_derived_cl74]) ).

thf(zip_derived_cl1969_015,plain,
    in @ ( sk__17 @ sk__16 ) @ sk__16,
    inference(clc,[status(thm)],[zip_derived_cl1968,zip_derived_cl1055]) ).

thf(t7_boole,axiom,
    ! [A: $i,B: $i] :
      ~ ( ( in @ A @ B )
        & ( empty @ B ) ) ).

thf(zip_derived_cl86,plain,
    ! [X0: $i,X1: $i] :
      ( ~ ( in @ X0 @ X1 )
      | ~ ( empty @ X1 ) ),
    inference(cnf,[status(esa)],[t7_boole]) ).

thf(zip_derived_cl1972,plain,
    ~ ( empty @ sk__16 ),
    inference('s_sup-',[status(thm)],[zip_derived_cl1969,zip_derived_cl86]) ).

thf(zip_derived_cl2972,plain,
    ( ( empty @ ( sk__17 @ sk__16 ) )
    | ( in @ ( sk__1 @ ( sk__17 @ sk__16 ) ) @ sk__16 ) ),
    inference(demod,[status(thm)],[zip_derived_cl2961,zip_derived_cl1972]) ).

thf(zip_derived_cl589_016,plain,
    ! [X0: $i] :
      ( ( in @ ( sk__1 @ X0 ) @ X0 )
      | ( empty @ X0 ) ),
    inference('s_sup-',[status(thm)],[zip_derived_cl19,zip_derived_cl74]) ).

thf(zip_derived_cl88,plain,
    ! [X0: $i,X1: $i,X2: $i] :
      ( ~ ( in @ X0 @ X1 )
      | ~ ( in @ X2 @ X1 )
      | ~ ( in @ X2 @ ( sk__17 @ X1 ) ) ),
    inference(cnf,[status(esa)],[t7_tarski]) ).

thf(zip_derived_cl637,plain,
    ! [X0: $i,X1: $i] :
      ( ~ ( in @ X1 @ ( sk__17 @ X0 ) )
      | ~ ( in @ X1 @ X0 ) ),
    inference(condensation,[status(thm)],[zip_derived_cl88]) ).

thf(zip_derived_cl767,plain,
    ! [X0: $i] :
      ( ( empty @ ( sk__17 @ X0 ) )
      | ~ ( in @ ( sk__1 @ ( sk__17 @ X0 ) ) @ X0 ) ),
    inference('s_sup-',[status(thm)],[zip_derived_cl589,zip_derived_cl637]) ).

thf(zip_derived_cl3150,plain,
    empty @ ( sk__17 @ sk__16 ),
    inference(clc,[status(thm)],[zip_derived_cl2972,zip_derived_cl767]) ).

thf(zip_derived_cl85_017,plain,
    ! [X0: $i] :
      ( ( X0 = empty_set )
      | ~ ( empty @ X0 ) ),
    inference(cnf,[status(esa)],[t6_boole]) ).

thf(zip_derived_cl3152,plain,
    ( ( sk__17 @ sk__16 )
    = empty_set ),
    inference('s_sup-',[status(thm)],[zip_derived_cl3150,zip_derived_cl85]) ).

thf(zip_derived_cl3196,plain,
    ! [X0: $i] :
      ( ~ ( in @ X0 @ empty_set )
      | ( element @ X0 @ sk__16 ) ),
    inference(demod,[status(thm)],[zip_derived_cl2863,zip_derived_cl3152]) ).

thf(zip_derived_cl74_018,plain,
    ! [X0: $i,X1: $i] :
      ( ( in @ X0 @ X1 )
      | ( empty @ X1 )
      | ~ ( element @ X0 @ X1 ) ),
    inference(cnf,[status(esa)],[t2_subset]) ).

thf(zip_derived_cl3789,plain,
    ! [X0: $i] :
      ( ~ ( in @ X0 @ empty_set )
      | ( in @ X0 @ sk__16 )
      | ( empty @ sk__16 ) ),
    inference('s_sup-',[status(thm)],[zip_derived_cl3196,zip_derived_cl74]) ).

thf(zip_derived_cl1972_019,plain,
    ~ ( empty @ sk__16 ),
    inference('s_sup-',[status(thm)],[zip_derived_cl1969,zip_derived_cl86]) ).

thf(zip_derived_cl3790,plain,
    ! [X0: $i] :
      ( ~ ( in @ X0 @ empty_set )
      | ( in @ X0 @ sk__16 ) ),
    inference(demod,[status(thm)],[zip_derived_cl3789,zip_derived_cl1972]) ).

thf(zip_derived_cl3152_020,plain,
    ( ( sk__17 @ sk__16 )
    = empty_set ),
    inference('s_sup-',[status(thm)],[zip_derived_cl3150,zip_derived_cl85]) ).

thf(zip_derived_cl637_021,plain,
    ! [X0: $i,X1: $i] :
      ( ~ ( in @ X1 @ ( sk__17 @ X0 ) )
      | ~ ( in @ X1 @ X0 ) ),
    inference(condensation,[status(thm)],[zip_derived_cl88]) ).

thf(zip_derived_cl3200,plain,
    ! [X0: $i] :
      ( ~ ( in @ X0 @ empty_set )
      | ~ ( in @ X0 @ sk__16 ) ),
    inference('s_sup-',[status(thm)],[zip_derived_cl3152,zip_derived_cl637]) ).

thf(zip_derived_cl3791,plain,
    ! [X0: $i] :
      ~ ( in @ X0 @ empty_set ),
    inference(clc,[status(thm)],[zip_derived_cl3790,zip_derived_cl3200]) ).

thf(zip_derived_cl3792,plain,
    ! [X0: $i] :
      ( ~ ( ordinal @ empty_set )
      | ( empty_set = X0 )
      | ( in @ empty_set @ X0 )
      | ~ ( ordinal @ X0 ) ),
    inference('s_sup-',[status(thm)],[zip_derived_cl73,zip_derived_cl3791]) ).

thf(zip_derived_cl24_022,plain,
    ordinal @ empty_set,
    inference(cnf,[status(esa)],[fc2_ordinal1]) ).

thf(zip_derived_cl3802,plain,
    ! [X0: $i] :
      ( ( empty_set = X0 )
      | ( in @ empty_set @ X0 )
      | ~ ( ordinal @ X0 ) ),
    inference(demod,[status(thm)],[zip_derived_cl3792,zip_derived_cl24]) ).

thf(zip_derived_cl87_023,plain,
    ! [X0: $i,X1: $i] :
      ( ~ ( in @ X0 @ X1 )
      | ( in @ ( sk__17 @ X1 ) @ X1 ) ),
    inference(cnf,[status(esa)],[t7_tarski]) ).

thf(zip_derived_cl3832,plain,
    ! [X0: $i] :
      ( ~ ( ordinal @ X0 )
      | ( empty_set = X0 )
      | ( in @ ( sk__17 @ X0 ) @ X0 ) ),
    inference('s_sup-',[status(thm)],[zip_derived_cl3802,zip_derived_cl87]) ).

thf(zip_derived_cl78,plain,
    ! [X0: $i] :
      ( ( in @ ( sk__15 @ X0 ) @ sk__14 )
      | ~ ( in @ X0 @ sk__14 )
      | ~ ( ordinal @ X0 ) ),
    inference(cnf,[status(esa)],[zf_stmt_0]) ).

thf(zip_derived_cl79,plain,
    ! [X0: $i] :
      ( ~ ( ordinal_subset @ X0 @ ( sk__15 @ X0 ) )
      | ~ ( in @ X0 @ sk__14 )
      | ~ ( ordinal @ X0 ) ),
    inference(cnf,[status(esa)],[zf_stmt_0]) ).

thf(zip_derived_cl602,plain,
    ! [X0: $i] :
      ( ~ ( ordinal @ X0 )
      | ~ ( in @ X0 @ sk__14 )
      | ~ ( ordinal_subset @ ( sk__15 @ X0 ) @ ( sk__15 @ ( sk__15 @ X0 ) ) )
      | ~ ( ordinal @ ( sk__15 @ X0 ) ) ),
    inference('s_sup-',[status(thm)],[zip_derived_cl78,zip_derived_cl79]) ).

thf(zip_derived_cl80,plain,
    ! [X0: $i] :
      ( ( ordinal @ ( sk__15 @ X0 ) )
      | ~ ( in @ X0 @ sk__14 )
      | ~ ( ordinal @ X0 ) ),
    inference(cnf,[status(esa)],[zf_stmt_0]) ).

thf(zip_derived_cl643,plain,
    ! [X0: $i] :
      ( ~ ( ordinal_subset @ ( sk__15 @ X0 ) @ ( sk__15 @ ( sk__15 @ X0 ) ) )
      | ~ ( in @ X0 @ sk__14 )
      | ~ ( ordinal @ X0 ) ),
    inference(clc,[status(thm)],[zip_derived_cl602,zip_derived_cl80]) ).

thf(zip_derived_cl4330,plain,
    ( ( empty_set = sk__14 )
    | ~ ( ordinal @ sk__14 )
    | ~ ( ordinal_subset @ ( sk__15 @ ( sk__17 @ sk__14 ) ) @ ( sk__15 @ ( sk__15 @ ( sk__17 @ sk__14 ) ) ) )
    | ~ ( ordinal @ ( sk__17 @ sk__14 ) ) ),
    inference('s_sup-',[status(thm)],[zip_derived_cl3832,zip_derived_cl643]) ).

thf(zip_derived_cl77_024,plain,
    sk__14 != empty_set,
    inference(cnf,[status(esa)],[zf_stmt_0]) ).

thf(zip_derived_cl4383,plain,
    ( ~ ( ordinal @ sk__14 )
    | ~ ( ordinal_subset @ ( sk__15 @ ( sk__17 @ sk__14 ) ) @ ( sk__15 @ ( sk__15 @ ( sk__17 @ sk__14 ) ) ) )
    | ~ ( ordinal @ ( sk__17 @ sk__14 ) ) ),
    inference('simplify_reflect-',[status(thm)],[zip_derived_cl4330,zip_derived_cl77]) ).

thf(zip_derived_cl11_025,plain,
    ! [X0: $i] :
      ( ( ordinal @ X0 )
      | ~ ( empty @ X0 ) ),
    inference(cnf,[status(esa)],[cc3_ordinal1]) ).

thf(zip_derived_cl3832_026,plain,
    ! [X0: $i] :
      ( ~ ( ordinal @ X0 )
      | ( empty_set = X0 )
      | ( in @ ( sk__17 @ X0 ) @ X0 ) ),
    inference('s_sup-',[status(thm)],[zip_derived_cl3802,zip_derived_cl87]) ).

thf(zip_derived_cl961_027,plain,
    ! [X0: $i] :
      ( ( in @ X0 @ sk__16 )
      | ~ ( in @ X0 @ sk__14 ) ),
    inference(clc,[status(thm)],[zip_derived_cl717,zip_derived_cl615]) ).

thf(t23_ordinal1,axiom,
    ! [A: $i,B: $i] :
      ( ( ordinal @ B )
     => ( ( in @ A @ B )
       => ( ordinal @ A ) ) ) ).

thf(zip_derived_cl72,plain,
    ! [X0: $i,X1: $i] :
      ( ( ordinal @ X0 )
      | ~ ( ordinal @ X1 )
      | ~ ( in @ X0 @ X1 ) ),
    inference(cnf,[status(esa)],[t23_ordinal1]) ).

thf(zip_derived_cl963,plain,
    ! [X0: $i] :
      ( ~ ( in @ X0 @ sk__14 )
      | ( ordinal @ X0 )
      | ~ ( ordinal @ sk__16 ) ),
    inference('s_sup-',[status(thm)],[zip_derived_cl961,zip_derived_cl72]) ).

thf(zip_derived_cl76_028,plain,
    ordinal @ sk__16,
    inference(cnf,[status(esa)],[zf_stmt_0]) ).

thf(zip_derived_cl972,plain,
    ! [X0: $i] :
      ( ~ ( in @ X0 @ sk__14 )
      | ( ordinal @ X0 ) ),
    inference(demod,[status(thm)],[zip_derived_cl963,zip_derived_cl76]) ).

thf(zip_derived_cl4339,plain,
    ( ( empty_set = sk__14 )
    | ~ ( ordinal @ sk__14 )
    | ( ordinal @ ( sk__17 @ sk__14 ) ) ),
    inference('s_sup-',[status(thm)],[zip_derived_cl3832,zip_derived_cl972]) ).

thf(zip_derived_cl77_029,plain,
    sk__14 != empty_set,
    inference(cnf,[status(esa)],[zf_stmt_0]) ).

thf(zip_derived_cl4392,plain,
    ( ~ ( ordinal @ sk__14 )
    | ( ordinal @ ( sk__17 @ sk__14 ) ) ),
    inference('simplify_reflect-',[status(thm)],[zip_derived_cl4339,zip_derived_cl77]) ).

thf(zip_derived_cl4428,plain,
    ( ~ ( empty @ sk__14 )
    | ( ordinal @ ( sk__17 @ sk__14 ) ) ),
    inference('s_sup-',[status(thm)],[zip_derived_cl11,zip_derived_cl4392]) ).

thf(zip_derived_cl589_030,plain,
    ! [X0: $i] :
      ( ( in @ ( sk__1 @ X0 ) @ X0 )
      | ( empty @ X0 ) ),
    inference('s_sup-',[status(thm)],[zip_derived_cl19,zip_derived_cl74]) ).

thf(zip_derived_cl87_031,plain,
    ! [X0: $i,X1: $i] :
      ( ~ ( in @ X0 @ X1 )
      | ( in @ ( sk__17 @ X1 ) @ X1 ) ),
    inference(cnf,[status(esa)],[t7_tarski]) ).

thf(zip_derived_cl757,plain,
    ! [X0: $i] :
      ( ( empty @ X0 )
      | ( in @ ( sk__17 @ X0 ) @ X0 ) ),
    inference('s_sup-',[status(thm)],[zip_derived_cl589,zip_derived_cl87]) ).

thf(zip_derived_cl972_032,plain,
    ! [X0: $i] :
      ( ~ ( in @ X0 @ sk__14 )
      | ( ordinal @ X0 ) ),
    inference(demod,[status(thm)],[zip_derived_cl963,zip_derived_cl76]) ).

thf(zip_derived_cl982,plain,
    ( ( empty @ sk__14 )
    | ( ordinal @ ( sk__17 @ sk__14 ) ) ),
    inference('s_sup-',[status(thm)],[zip_derived_cl757,zip_derived_cl972]) ).

thf(zip_derived_cl4437,plain,
    ordinal @ ( sk__17 @ sk__14 ),
    inference(clc,[status(thm)],[zip_derived_cl4428,zip_derived_cl982]) ).

thf(zip_derived_cl4973,plain,
    ( ~ ( ordinal @ sk__14 )
    | ~ ( ordinal_subset @ ( sk__15 @ ( sk__17 @ sk__14 ) ) @ ( sk__15 @ ( sk__15 @ ( sk__17 @ sk__14 ) ) ) ) ),
    inference(demod,[status(thm)],[zip_derived_cl4383,zip_derived_cl4437]) ).

thf(zip_derived_cl4974,plain,
    ( ~ ( empty @ sk__14 )
    | ~ ( ordinal_subset @ ( sk__15 @ ( sk__17 @ sk__14 ) ) @ ( sk__15 @ ( sk__15 @ ( sk__17 @ sk__14 ) ) ) ) ),
    inference('s_sup-',[status(thm)],[zip_derived_cl11,zip_derived_cl4973]) ).

thf(zip_derived_cl757_033,plain,
    ! [X0: $i] :
      ( ( empty @ X0 )
      | ( in @ ( sk__17 @ X0 ) @ X0 ) ),
    inference('s_sup-',[status(thm)],[zip_derived_cl589,zip_derived_cl87]) ).

thf(zip_derived_cl643_034,plain,
    ! [X0: $i] :
      ( ~ ( ordinal_subset @ ( sk__15 @ X0 ) @ ( sk__15 @ ( sk__15 @ X0 ) ) )
      | ~ ( in @ X0 @ sk__14 )
      | ~ ( ordinal @ X0 ) ),
    inference(clc,[status(thm)],[zip_derived_cl602,zip_derived_cl80]) ).

thf(zip_derived_cl805,plain,
    ( ( empty @ sk__14 )
    | ~ ( ordinal_subset @ ( sk__15 @ ( sk__17 @ sk__14 ) ) @ ( sk__15 @ ( sk__15 @ ( sk__17 @ sk__14 ) ) ) )
    | ~ ( ordinal @ ( sk__17 @ sk__14 ) ) ),
    inference('s_sup-',[status(thm)],[zip_derived_cl757,zip_derived_cl643]) ).

thf(zip_derived_cl982_035,plain,
    ( ( empty @ sk__14 )
    | ( ordinal @ ( sk__17 @ sk__14 ) ) ),
    inference('s_sup-',[status(thm)],[zip_derived_cl757,zip_derived_cl972]) ).

thf(zip_derived_cl1835,plain,
    ( ~ ( ordinal_subset @ ( sk__15 @ ( sk__17 @ sk__14 ) ) @ ( sk__15 @ ( sk__15 @ ( sk__17 @ sk__14 ) ) ) )
    | ( empty @ sk__14 ) ),
    inference(clc,[status(thm)],[zip_derived_cl805,zip_derived_cl982]) ).

thf(zip_derived_cl5093,plain,
    ~ ( ordinal_subset @ ( sk__15 @ ( sk__17 @ sk__14 ) ) @ ( sk__15 @ ( sk__15 @ ( sk__17 @ sk__14 ) ) ) ),
    inference(clc,[status(thm)],[zip_derived_cl4974,zip_derived_cl1835]) ).

thf(zip_derived_cl5094,plain,
    ( ~ ( subset @ ( sk__15 @ ( sk__17 @ sk__14 ) ) @ ( sk__15 @ ( sk__15 @ ( sk__17 @ sk__14 ) ) ) )
    | ~ ( ordinal @ ( sk__15 @ ( sk__15 @ ( sk__17 @ sk__14 ) ) ) )
    | ~ ( ordinal @ ( sk__15 @ ( sk__17 @ sk__14 ) ) ) ),
    inference('s_sup-',[status(thm)],[zip_derived_cl68,zip_derived_cl5093]) ).

thf(zip_derived_cl757_036,plain,
    ! [X0: $i] :
      ( ( empty @ X0 )
      | ( in @ ( sk__17 @ X0 ) @ X0 ) ),
    inference('s_sup-',[status(thm)],[zip_derived_cl589,zip_derived_cl87]) ).

thf(zip_derived_cl78_037,plain,
    ! [X0: $i] :
      ( ( in @ ( sk__15 @ X0 ) @ sk__14 )
      | ~ ( in @ X0 @ sk__14 )
      | ~ ( ordinal @ X0 ) ),
    inference(cnf,[status(esa)],[zf_stmt_0]) ).

thf(zip_derived_cl73_038,plain,
    ! [X0: $i,X1: $i] :
      ( ~ ( ordinal @ X0 )
      | ( in @ X1 @ X0 )
      | ( X1 = X0 )
      | ( in @ X0 @ X1 )
      | ~ ( ordinal @ X1 ) ),
    inference(cnf,[status(esa)],[t24_ordinal1]) ).

thf(zip_derived_cl637_039,plain,
    ! [X0: $i,X1: $i] :
      ( ~ ( in @ X1 @ ( sk__17 @ X0 ) )
      | ~ ( in @ X1 @ X0 ) ),
    inference(condensation,[status(thm)],[zip_derived_cl88]) ).

thf(zip_derived_cl639,plain,
    ! [X0: $i,X1: $i] :
      ( ~ ( ordinal @ X1 )
      | ( in @ ( sk__17 @ X0 ) @ X1 )
      | ( X1
        = ( sk__17 @ X0 ) )
      | ~ ( ordinal @ ( sk__17 @ X0 ) )
      | ~ ( in @ X1 @ X0 ) ),
    inference('s_sup-',[status(thm)],[zip_derived_cl73,zip_derived_cl637]) ).

thf(zip_derived_cl757_040,plain,
    ! [X0: $i] :
      ( ( empty @ X0 )
      | ( in @ ( sk__17 @ X0 ) @ X0 ) ),
    inference('s_sup-',[status(thm)],[zip_derived_cl589,zip_derived_cl87]) ).

thf(zip_derived_cl78_041,plain,
    ! [X0: $i] :
      ( ( in @ ( sk__15 @ X0 ) @ sk__14 )
      | ~ ( in @ X0 @ sk__14 )
      | ~ ( ordinal @ X0 ) ),
    inference(cnf,[status(esa)],[zf_stmt_0]) ).

thf(zip_derived_cl972_042,plain,
    ! [X0: $i] :
      ( ~ ( in @ X0 @ sk__14 )
      | ( ordinal @ X0 ) ),
    inference(demod,[status(thm)],[zip_derived_cl963,zip_derived_cl76]) ).

thf(zip_derived_cl980,plain,
    ! [X0: $i] :
      ( ~ ( ordinal @ X0 )
      | ~ ( in @ X0 @ sk__14 )
      | ( ordinal @ ( sk__15 @ X0 ) ) ),
    inference('s_sup-',[status(thm)],[zip_derived_cl78,zip_derived_cl972]) ).

thf(zip_derived_cl972_043,plain,
    ! [X0: $i] :
      ( ~ ( in @ X0 @ sk__14 )
      | ( ordinal @ X0 ) ),
    inference(demod,[status(thm)],[zip_derived_cl963,zip_derived_cl76]) ).

thf(zip_derived_cl1011,plain,
    ! [X0: $i] :
      ( ( ordinal @ ( sk__15 @ X0 ) )
      | ~ ( in @ X0 @ sk__14 ) ),
    inference(clc,[status(thm)],[zip_derived_cl980,zip_derived_cl972]) ).

thf(zip_derived_cl2_044,plain,
    ! [X0: $i] :
      ( ( epsilon_transitive @ X0 )
      | ~ ( ordinal @ X0 ) ),
    inference(cnf,[status(esa)],[cc1_ordinal1]) ).

thf(zip_derived_cl13_045,plain,
    ! [X0: $i,X1: $i] :
      ( ~ ( in @ X0 @ X1 )
      | ( subset @ X0 @ X1 )
      | ~ ( epsilon_transitive @ X1 ) ),
    inference(cnf,[status(esa)],[d2_ordinal1]) ).

thf(zip_derived_cl757_046,plain,
    ! [X0: $i] :
      ( ( empty @ X0 )
      | ( in @ ( sk__17 @ X0 ) @ X0 ) ),
    inference('s_sup-',[status(thm)],[zip_derived_cl589,zip_derived_cl87]) ).

thf(zip_derived_cl1011_047,plain,
    ! [X0: $i] :
      ( ( ordinal @ ( sk__15 @ X0 ) )
      | ~ ( in @ X0 @ sk__14 ) ),
    inference(clc,[status(thm)],[zip_derived_cl980,zip_derived_cl972]) ).

thf(zip_derived_cl68_048,plain,
    ! [X0: $i,X1: $i] :
      ( ~ ( ordinal @ X0 )
      | ~ ( ordinal @ X1 )
      | ( ordinal_subset @ X0 @ X1 )
      | ~ ( subset @ X0 @ X1 ) ),
    inference(cnf,[status(esa)],[redefinition_r1_ordinal1]) ).

thf(zip_derived_cl11_049,plain,
    ! [X0: $i] :
      ( ( ordinal @ X0 )
      | ~ ( empty @ X0 ) ),
    inference(cnf,[status(esa)],[cc3_ordinal1]) ).

thf(zip_derived_cl3832_050,plain,
    ! [X0: $i] :
      ( ~ ( ordinal @ X0 )
      | ( empty_set = X0 )
      | ( in @ ( sk__17 @ X0 ) @ X0 ) ),
    inference('s_sup-',[status(thm)],[zip_derived_cl3802,zip_derived_cl87]) ).

thf(zip_derived_cl79_051,plain,
    ! [X0: $i] :
      ( ~ ( ordinal_subset @ X0 @ ( sk__15 @ X0 ) )
      | ~ ( in @ X0 @ sk__14 )
      | ~ ( ordinal @ X0 ) ),
    inference(cnf,[status(esa)],[zf_stmt_0]) ).

thf(zip_derived_cl4328,plain,
    ( ( empty_set = sk__14 )
    | ~ ( ordinal @ sk__14 )
    | ~ ( ordinal_subset @ ( sk__17 @ sk__14 ) @ ( sk__15 @ ( sk__17 @ sk__14 ) ) )
    | ~ ( ordinal @ ( sk__17 @ sk__14 ) ) ),
    inference('s_sup-',[status(thm)],[zip_derived_cl3832,zip_derived_cl79]) ).

thf(zip_derived_cl77_052,plain,
    sk__14 != empty_set,
    inference(cnf,[status(esa)],[zf_stmt_0]) ).

thf(zip_derived_cl4381,plain,
    ( ~ ( ordinal @ sk__14 )
    | ~ ( ordinal_subset @ ( sk__17 @ sk__14 ) @ ( sk__15 @ ( sk__17 @ sk__14 ) ) )
    | ~ ( ordinal @ ( sk__17 @ sk__14 ) ) ),
    inference('simplify_reflect-',[status(thm)],[zip_derived_cl4328,zip_derived_cl77]) ).

thf(zip_derived_cl4437_053,plain,
    ordinal @ ( sk__17 @ sk__14 ),
    inference(clc,[status(thm)],[zip_derived_cl4428,zip_derived_cl982]) ).

thf(zip_derived_cl4638,plain,
    ( ~ ( ordinal @ sk__14 )
    | ~ ( ordinal_subset @ ( sk__17 @ sk__14 ) @ ( sk__15 @ ( sk__17 @ sk__14 ) ) ) ),
    inference(demod,[status(thm)],[zip_derived_cl4381,zip_derived_cl4437]) ).

thf(zip_derived_cl4639,plain,
    ( ~ ( empty @ sk__14 )
    | ~ ( ordinal_subset @ ( sk__17 @ sk__14 ) @ ( sk__15 @ ( sk__17 @ sk__14 ) ) ) ),
    inference('s_sup-',[status(thm)],[zip_derived_cl11,zip_derived_cl4638]) ).

thf(zip_derived_cl757_054,plain,
    ! [X0: $i] :
      ( ( empty @ X0 )
      | ( in @ ( sk__17 @ X0 ) @ X0 ) ),
    inference('s_sup-',[status(thm)],[zip_derived_cl589,zip_derived_cl87]) ).

thf(zip_derived_cl79_055,plain,
    ! [X0: $i] :
      ( ~ ( ordinal_subset @ X0 @ ( sk__15 @ X0 ) )
      | ~ ( in @ X0 @ sk__14 )
      | ~ ( ordinal @ X0 ) ),
    inference(cnf,[status(esa)],[zf_stmt_0]) ).

thf(zip_derived_cl803,plain,
    ( ( empty @ sk__14 )
    | ~ ( ordinal_subset @ ( sk__17 @ sk__14 ) @ ( sk__15 @ ( sk__17 @ sk__14 ) ) )
    | ~ ( ordinal @ ( sk__17 @ sk__14 ) ) ),
    inference('s_sup-',[status(thm)],[zip_derived_cl757,zip_derived_cl79]) ).

thf(zip_derived_cl982_056,plain,
    ( ( empty @ sk__14 )
    | ( ordinal @ ( sk__17 @ sk__14 ) ) ),
    inference('s_sup-',[status(thm)],[zip_derived_cl757,zip_derived_cl972]) ).

thf(zip_derived_cl1822,plain,
    ( ~ ( ordinal_subset @ ( sk__17 @ sk__14 ) @ ( sk__15 @ ( sk__17 @ sk__14 ) ) )
    | ( empty @ sk__14 ) ),
    inference(clc,[status(thm)],[zip_derived_cl803,zip_derived_cl982]) ).

thf(zip_derived_cl4762,plain,
    ~ ( ordinal_subset @ ( sk__17 @ sk__14 ) @ ( sk__15 @ ( sk__17 @ sk__14 ) ) ),
    inference(clc,[status(thm)],[zip_derived_cl4639,zip_derived_cl1822]) ).

thf(zip_derived_cl4763,plain,
    ( ~ ( subset @ ( sk__17 @ sk__14 ) @ ( sk__15 @ ( sk__17 @ sk__14 ) ) )
    | ~ ( ordinal @ ( sk__15 @ ( sk__17 @ sk__14 ) ) )
    | ~ ( ordinal @ ( sk__17 @ sk__14 ) ) ),
    inference('s_sup-',[status(thm)],[zip_derived_cl68,zip_derived_cl4762]) ).

thf(zip_derived_cl4437_057,plain,
    ordinal @ ( sk__17 @ sk__14 ),
    inference(clc,[status(thm)],[zip_derived_cl4428,zip_derived_cl982]) ).

thf(zip_derived_cl4774,plain,
    ( ~ ( subset @ ( sk__17 @ sk__14 ) @ ( sk__15 @ ( sk__17 @ sk__14 ) ) )
    | ~ ( ordinal @ ( sk__15 @ ( sk__17 @ sk__14 ) ) ) ),
    inference(demod,[status(thm)],[zip_derived_cl4763,zip_derived_cl4437]) ).

thf(zip_derived_cl5003,plain,
    ( ~ ( in @ ( sk__17 @ sk__14 ) @ sk__14 )
    | ~ ( subset @ ( sk__17 @ sk__14 ) @ ( sk__15 @ ( sk__17 @ sk__14 ) ) ) ),
    inference('s_sup-',[status(thm)],[zip_derived_cl1011,zip_derived_cl4774]) ).

thf(zip_derived_cl5016,plain,
    ( ( empty @ sk__14 )
    | ~ ( subset @ ( sk__17 @ sk__14 ) @ ( sk__15 @ ( sk__17 @ sk__14 ) ) ) ),
    inference('s_sup-',[status(thm)],[zip_derived_cl757,zip_derived_cl5003]) ).

thf(zip_derived_cl11_058,plain,
    ! [X0: $i] :
      ( ( ordinal @ X0 )
      | ~ ( empty @ X0 ) ),
    inference(cnf,[status(esa)],[cc3_ordinal1]) ).

thf(zip_derived_cl3832_059,plain,
    ! [X0: $i] :
      ( ~ ( ordinal @ X0 )
      | ( empty_set = X0 )
      | ( in @ ( sk__17 @ X0 ) @ X0 ) ),
    inference('s_sup-',[status(thm)],[zip_derived_cl3802,zip_derived_cl87]) ).

thf(zip_derived_cl5003_060,plain,
    ( ~ ( in @ ( sk__17 @ sk__14 ) @ sk__14 )
    | ~ ( subset @ ( sk__17 @ sk__14 ) @ ( sk__15 @ ( sk__17 @ sk__14 ) ) ) ),
    inference('s_sup-',[status(thm)],[zip_derived_cl1011,zip_derived_cl4774]) ).

thf(zip_derived_cl5017,plain,
    ( ( empty_set = sk__14 )
    | ~ ( ordinal @ sk__14 )
    | ~ ( subset @ ( sk__17 @ sk__14 ) @ ( sk__15 @ ( sk__17 @ sk__14 ) ) ) ),
    inference('s_sup-',[status(thm)],[zip_derived_cl3832,zip_derived_cl5003]) ).

thf(zip_derived_cl77_061,plain,
    sk__14 != empty_set,
    inference(cnf,[status(esa)],[zf_stmt_0]) ).

thf(zip_derived_cl5024,plain,
    ( ~ ( ordinal @ sk__14 )
    | ~ ( subset @ ( sk__17 @ sk__14 ) @ ( sk__15 @ ( sk__17 @ sk__14 ) ) ) ),
    inference('simplify_reflect-',[status(thm)],[zip_derived_cl5017,zip_derived_cl77]) ).

thf(zip_derived_cl5032,plain,
    ( ~ ( empty @ sk__14 )
    | ~ ( subset @ ( sk__17 @ sk__14 ) @ ( sk__15 @ ( sk__17 @ sk__14 ) ) ) ),
    inference('s_sup-',[status(thm)],[zip_derived_cl11,zip_derived_cl5024]) ).

thf(zip_derived_cl5831,plain,
    ~ ( subset @ ( sk__17 @ sk__14 ) @ ( sk__15 @ ( sk__17 @ sk__14 ) ) ),
    inference(clc,[status(thm)],[zip_derived_cl5016,zip_derived_cl5032]) ).

thf(zip_derived_cl5832,plain,
    ( ~ ( epsilon_transitive @ ( sk__15 @ ( sk__17 @ sk__14 ) ) )
    | ~ ( in @ ( sk__17 @ sk__14 ) @ ( sk__15 @ ( sk__17 @ sk__14 ) ) ) ),
    inference('s_sup-',[status(thm)],[zip_derived_cl13,zip_derived_cl5831]) ).

thf(zip_derived_cl6106,plain,
    ( ~ ( ordinal @ ( sk__15 @ ( sk__17 @ sk__14 ) ) )
    | ~ ( in @ ( sk__17 @ sk__14 ) @ ( sk__15 @ ( sk__17 @ sk__14 ) ) ) ),
    inference('s_sup-',[status(thm)],[zip_derived_cl2,zip_derived_cl5832]) ).

thf(zip_derived_cl6116,plain,
    ( ~ ( in @ ( sk__17 @ sk__14 ) @ sk__14 )
    | ~ ( in @ ( sk__17 @ sk__14 ) @ ( sk__15 @ ( sk__17 @ sk__14 ) ) ) ),
    inference('s_sup-',[status(thm)],[zip_derived_cl1011,zip_derived_cl6106]) ).

thf(zip_derived_cl6165,plain,
    ( ( empty @ sk__14 )
    | ~ ( in @ ( sk__17 @ sk__14 ) @ ( sk__15 @ ( sk__17 @ sk__14 ) ) ) ),
    inference('s_sup-',[status(thm)],[zip_derived_cl757,zip_derived_cl6116]) ).

thf(zip_derived_cl11_062,plain,
    ! [X0: $i] :
      ( ( ordinal @ X0 )
      | ~ ( empty @ X0 ) ),
    inference(cnf,[status(esa)],[cc3_ordinal1]) ).

thf(zip_derived_cl3832_063,plain,
    ! [X0: $i] :
      ( ~ ( ordinal @ X0 )
      | ( empty_set = X0 )
      | ( in @ ( sk__17 @ X0 ) @ X0 ) ),
    inference('s_sup-',[status(thm)],[zip_derived_cl3802,zip_derived_cl87]) ).

thf(zip_derived_cl6116_064,plain,
    ( ~ ( in @ ( sk__17 @ sk__14 ) @ sk__14 )
    | ~ ( in @ ( sk__17 @ sk__14 ) @ ( sk__15 @ ( sk__17 @ sk__14 ) ) ) ),
    inference('s_sup-',[status(thm)],[zip_derived_cl1011,zip_derived_cl6106]) ).

thf(zip_derived_cl6166,plain,
    ( ( empty_set = sk__14 )
    | ~ ( ordinal @ sk__14 )
    | ~ ( in @ ( sk__17 @ sk__14 ) @ ( sk__15 @ ( sk__17 @ sk__14 ) ) ) ),
    inference('s_sup-',[status(thm)],[zip_derived_cl3832,zip_derived_cl6116]) ).

thf(zip_derived_cl77_065,plain,
    sk__14 != empty_set,
    inference(cnf,[status(esa)],[zf_stmt_0]) ).

thf(zip_derived_cl6173,plain,
    ( ~ ( ordinal @ sk__14 )
    | ~ ( in @ ( sk__17 @ sk__14 ) @ ( sk__15 @ ( sk__17 @ sk__14 ) ) ) ),
    inference('simplify_reflect-',[status(thm)],[zip_derived_cl6166,zip_derived_cl77]) ).

thf(zip_derived_cl6180,plain,
    ( ~ ( empty @ sk__14 )
    | ~ ( in @ ( sk__17 @ sk__14 ) @ ( sk__15 @ ( sk__17 @ sk__14 ) ) ) ),
    inference('s_sup-',[status(thm)],[zip_derived_cl11,zip_derived_cl6173]) ).

thf(zip_derived_cl6222,plain,
    ~ ( in @ ( sk__17 @ sk__14 ) @ ( sk__15 @ ( sk__17 @ sk__14 ) ) ),
    inference(clc,[status(thm)],[zip_derived_cl6165,zip_derived_cl6180]) ).

thf(zip_derived_cl6224,plain,
    ( ~ ( in @ ( sk__15 @ ( sk__17 @ sk__14 ) ) @ sk__14 )
    | ~ ( ordinal @ ( sk__17 @ sk__14 ) )
    | ( ( sk__15 @ ( sk__17 @ sk__14 ) )
      = ( sk__17 @ sk__14 ) )
    | ~ ( ordinal @ ( sk__15 @ ( sk__17 @ sk__14 ) ) ) ),
    inference('s_sup-',[status(thm)],[zip_derived_cl639,zip_derived_cl6222]) ).

thf(zip_derived_cl4437_066,plain,
    ordinal @ ( sk__17 @ sk__14 ),
    inference(clc,[status(thm)],[zip_derived_cl4428,zip_derived_cl982]) ).

thf(zip_derived_cl6234,plain,
    ( ~ ( in @ ( sk__15 @ ( sk__17 @ sk__14 ) ) @ sk__14 )
    | ( ( sk__15 @ ( sk__17 @ sk__14 ) )
      = ( sk__17 @ sk__14 ) )
    | ~ ( ordinal @ ( sk__15 @ ( sk__17 @ sk__14 ) ) ) ),
    inference(demod,[status(thm)],[zip_derived_cl6224,zip_derived_cl4437]) ).

thf(zip_derived_cl972_067,plain,
    ! [X0: $i] :
      ( ~ ( in @ X0 @ sk__14 )
      | ( ordinal @ X0 ) ),
    inference(demod,[status(thm)],[zip_derived_cl963,zip_derived_cl76]) ).

thf(zip_derived_cl78085,plain,
    ( ( ( sk__15 @ ( sk__17 @ sk__14 ) )
      = ( sk__17 @ sk__14 ) )
    | ~ ( in @ ( sk__15 @ ( sk__17 @ sk__14 ) ) @ sk__14 ) ),
    inference(clc,[status(thm)],[zip_derived_cl6234,zip_derived_cl972]) ).

thf(zip_derived_cl78091,plain,
    ( ~ ( ordinal @ ( sk__17 @ sk__14 ) )
    | ~ ( in @ ( sk__17 @ sk__14 ) @ sk__14 )
    | ( ( sk__15 @ ( sk__17 @ sk__14 ) )
      = ( sk__17 @ sk__14 ) ) ),
    inference('s_sup-',[status(thm)],[zip_derived_cl78,zip_derived_cl78085]) ).

thf(zip_derived_cl4437_068,plain,
    ordinal @ ( sk__17 @ sk__14 ),
    inference(clc,[status(thm)],[zip_derived_cl4428,zip_derived_cl982]) ).

thf(zip_derived_cl78133,plain,
    ( ~ ( in @ ( sk__17 @ sk__14 ) @ sk__14 )
    | ( ( sk__15 @ ( sk__17 @ sk__14 ) )
      = ( sk__17 @ sk__14 ) ) ),
    inference(demod,[status(thm)],[zip_derived_cl78091,zip_derived_cl4437]) ).

thf(zip_derived_cl78234,plain,
    ( ( empty @ sk__14 )
    | ( ( sk__15 @ ( sk__17 @ sk__14 ) )
      = ( sk__17 @ sk__14 ) ) ),
    inference('s_sup-',[status(thm)],[zip_derived_cl757,zip_derived_cl78133]) ).

thf(zip_derived_cl11_069,plain,
    ! [X0: $i] :
      ( ( ordinal @ X0 )
      | ~ ( empty @ X0 ) ),
    inference(cnf,[status(esa)],[cc3_ordinal1]) ).

thf(zip_derived_cl3832_070,plain,
    ! [X0: $i] :
      ( ~ ( ordinal @ X0 )
      | ( empty_set = X0 )
      | ( in @ ( sk__17 @ X0 ) @ X0 ) ),
    inference('s_sup-',[status(thm)],[zip_derived_cl3802,zip_derived_cl87]) ).

thf(zip_derived_cl72_071,plain,
    ! [X0: $i,X1: $i] :
      ( ( ordinal @ X0 )
      | ~ ( ordinal @ X1 )
      | ~ ( in @ X0 @ X1 ) ),
    inference(cnf,[status(esa)],[t23_ordinal1]) ).

thf(zip_derived_cl4315,plain,
    ! [X0: $i] :
      ( ( empty_set = X0 )
      | ~ ( ordinal @ X0 )
      | ( ordinal @ ( sk__17 @ X0 ) )
      | ~ ( ordinal @ X0 ) ),
    inference('s_sup-',[status(thm)],[zip_derived_cl3832,zip_derived_cl72]) ).

thf(zip_derived_cl4377,plain,
    ! [X0: $i] :
      ( ( ordinal @ ( sk__17 @ X0 ) )
      | ~ ( ordinal @ X0 )
      | ( empty_set = X0 ) ),
    inference(simplify,[status(thm)],[zip_derived_cl4315]) ).

thf(zip_derived_cl3802_072,plain,
    ! [X0: $i] :
      ( ( empty_set = X0 )
      | ( in @ empty_set @ X0 )
      | ~ ( ordinal @ X0 ) ),
    inference(demod,[status(thm)],[zip_derived_cl3792,zip_derived_cl24]) ).

thf(zip_derived_cl639_073,plain,
    ! [X0: $i,X1: $i] :
      ( ~ ( ordinal @ X1 )
      | ( in @ ( sk__17 @ X0 ) @ X1 )
      | ( X1
        = ( sk__17 @ X0 ) )
      | ~ ( ordinal @ ( sk__17 @ X0 ) )
      | ~ ( in @ X1 @ X0 ) ),
    inference('s_sup-',[status(thm)],[zip_derived_cl73,zip_derived_cl637]) ).

thf(zip_derived_cl3791_074,plain,
    ! [X0: $i] :
      ~ ( in @ X0 @ empty_set ),
    inference(clc,[status(thm)],[zip_derived_cl3790,zip_derived_cl3200]) ).

thf(zip_derived_cl3801,plain,
    ! [X0: $i] :
      ( ~ ( in @ empty_set @ X0 )
      | ~ ( ordinal @ ( sk__17 @ X0 ) )
      | ( empty_set
        = ( sk__17 @ X0 ) )
      | ~ ( ordinal @ empty_set ) ),
    inference('s_sup-',[status(thm)],[zip_derived_cl639,zip_derived_cl3791]) ).

thf(zip_derived_cl24_075,plain,
    ordinal @ empty_set,
    inference(cnf,[status(esa)],[fc2_ordinal1]) ).

thf(zip_derived_cl3807,plain,
    ! [X0: $i] :
      ( ~ ( in @ empty_set @ X0 )
      | ~ ( ordinal @ ( sk__17 @ X0 ) )
      | ( empty_set
        = ( sk__17 @ X0 ) ) ),
    inference(demod,[status(thm)],[zip_derived_cl3801,zip_derived_cl24]) ).

thf(zip_derived_cl4100,plain,
    ! [X0: $i] :
      ( ~ ( ordinal @ X0 )
      | ( empty_set = X0 )
      | ~ ( ordinal @ ( sk__17 @ X0 ) )
      | ( empty_set
        = ( sk__17 @ X0 ) ) ),
    inference('s_sup-',[status(thm)],[zip_derived_cl3802,zip_derived_cl3807]) ).

thf(zip_derived_cl4505,plain,
    ! [X0: $i] :
      ( ( empty_set = X0 )
      | ~ ( ordinal @ X0 )
      | ~ ( ordinal @ X0 )
      | ( empty_set = X0 )
      | ( empty_set
        = ( sk__17 @ X0 ) ) ),
    inference('s_sup-',[status(thm)],[zip_derived_cl4377,zip_derived_cl4100]) ).

thf(zip_derived_cl4513,plain,
    ! [X0: $i] :
      ( ( empty_set
        = ( sk__17 @ X0 ) )
      | ~ ( ordinal @ X0 )
      | ( empty_set = X0 ) ),
    inference(simplify,[status(thm)],[zip_derived_cl4505]) ).

thf(zip_derived_cl757_076,plain,
    ! [X0: $i] :
      ( ( empty @ X0 )
      | ( in @ ( sk__17 @ X0 ) @ X0 ) ),
    inference('s_sup-',[status(thm)],[zip_derived_cl589,zip_derived_cl87]) ).

thf(zip_derived_cl1011_077,plain,
    ! [X0: $i] :
      ( ( ordinal @ ( sk__15 @ X0 ) )
      | ~ ( in @ X0 @ sk__14 ) ),
    inference(clc,[status(thm)],[zip_derived_cl980,zip_derived_cl972]) ).

thf(zip_derived_cl73_078,plain,
    ! [X0: $i,X1: $i] :
      ( ~ ( ordinal @ X0 )
      | ( in @ X1 @ X0 )
      | ( X1 = X0 )
      | ( in @ X0 @ X1 )
      | ~ ( ordinal @ X1 ) ),
    inference(cnf,[status(esa)],[t24_ordinal1]) ).

thf(zip_derived_cl86_079,plain,
    ! [X0: $i,X1: $i] :
      ( ~ ( in @ X0 @ X1 )
      | ~ ( empty @ X1 ) ),
    inference(cnf,[status(esa)],[t7_boole]) ).

thf(zip_derived_cl536,plain,
    ! [X0: $i,X1: $i] :
      ( ~ ( ordinal @ X1 )
      | ( in @ X0 @ X1 )
      | ( X1 = X0 )
      | ~ ( ordinal @ X0 )
      | ~ ( empty @ X0 ) ),
    inference('s_sup-',[status(thm)],[zip_derived_cl73,zip_derived_cl86]) ).

thf(zip_derived_cl11_080,plain,
    ! [X0: $i] :
      ( ( ordinal @ X0 )
      | ~ ( empty @ X0 ) ),
    inference(cnf,[status(esa)],[cc3_ordinal1]) ).

thf(zip_derived_cl666,plain,
    ! [X0: $i,X1: $i] :
      ( ~ ( empty @ X0 )
      | ( X1 = X0 )
      | ( in @ X0 @ X1 )
      | ~ ( ordinal @ X1 ) ),
    inference(clc,[status(thm)],[zip_derived_cl536,zip_derived_cl11]) ).

thf(zip_derived_cl757_081,plain,
    ! [X0: $i] :
      ( ( empty @ X0 )
      | ( in @ ( sk__17 @ X0 ) @ X0 ) ),
    inference('s_sup-',[status(thm)],[zip_derived_cl589,zip_derived_cl87]) ).

thf(zip_derived_cl72_082,plain,
    ! [X0: $i,X1: $i] :
      ( ( ordinal @ X0 )
      | ~ ( ordinal @ X1 )
      | ~ ( in @ X0 @ X1 ) ),
    inference(cnf,[status(esa)],[t23_ordinal1]) ).

thf(zip_derived_cl797,plain,
    ! [X0: $i] :
      ( ( empty @ X0 )
      | ( ordinal @ ( sk__17 @ X0 ) )
      | ~ ( ordinal @ X0 ) ),
    inference('s_sup-',[status(thm)],[zip_derived_cl757,zip_derived_cl72]) ).

thf(zip_derived_cl666_083,plain,
    ! [X0: $i,X1: $i] :
      ( ~ ( empty @ X0 )
      | ( X1 = X0 )
      | ( in @ X0 @ X1 )
      | ~ ( ordinal @ X1 ) ),
    inference(clc,[status(thm)],[zip_derived_cl536,zip_derived_cl11]) ).

thf(zip_derived_cl637_084,plain,
    ! [X0: $i,X1: $i] :
      ( ~ ( in @ X1 @ ( sk__17 @ X0 ) )
      | ~ ( in @ X1 @ X0 ) ),
    inference(condensation,[status(thm)],[zip_derived_cl88]) ).

thf(zip_derived_cl680,plain,
    ! [X0: $i,X1: $i] :
      ( ~ ( ordinal @ ( sk__17 @ X0 ) )
      | ( ( sk__17 @ X0 )
        = X1 )
      | ~ ( empty @ X1 )
      | ~ ( in @ X1 @ X0 ) ),
    inference('s_sup-',[status(thm)],[zip_derived_cl666,zip_derived_cl637]) ).

thf(zip_derived_cl846,plain,
    ! [X0: $i,X1: $i] :
      ( ~ ( ordinal @ X0 )
      | ( empty @ X0 )
      | ( ( sk__17 @ X0 )
        = X1 )
      | ~ ( empty @ X1 )
      | ~ ( in @ X1 @ X0 ) ),
    inference('s_sup-',[status(thm)],[zip_derived_cl797,zip_derived_cl680]) ).

thf(zip_derived_cl86_085,plain,
    ! [X0: $i,X1: $i] :
      ( ~ ( in @ X0 @ X1 )
      | ~ ( empty @ X1 ) ),
    inference(cnf,[status(esa)],[t7_boole]) ).

thf(zip_derived_cl7850,plain,
    ! [X0: $i,X1: $i] :
      ( ~ ( in @ X1 @ X0 )
      | ~ ( empty @ X1 )
      | ( ( sk__17 @ X0 )
        = X1 )
      | ~ ( ordinal @ X0 ) ),
    inference(clc,[status(thm)],[zip_derived_cl846,zip_derived_cl86]) ).

thf(zip_derived_cl7853,plain,
    ! [X0: $i,X1: $i] :
      ( ~ ( ordinal @ X0 )
      | ( X0 = X1 )
      | ~ ( empty @ X1 )
      | ~ ( empty @ X1 )
      | ( ( sk__17 @ X0 )
        = X1 )
      | ~ ( ordinal @ X0 ) ),
    inference('s_sup-',[status(thm)],[zip_derived_cl666,zip_derived_cl7850]) ).

thf(zip_derived_cl7876,plain,
    ! [X0: $i,X1: $i] :
      ( ( ( sk__17 @ X0 )
        = X1 )
      | ~ ( empty @ X1 )
      | ( X0 = X1 )
      | ~ ( ordinal @ X0 ) ),
    inference(simplify,[status(thm)],[zip_derived_cl7853]) ).

thf(t8_boole,axiom,
    ! [A: $i,B: $i] :
      ~ ( ( empty @ A )
        & ( A != B )
        & ( empty @ B ) ) ).

thf(zip_derived_cl89,plain,
    ! [X0: $i,X1: $i] :
      ( ~ ( empty @ X0 )
      | ~ ( empty @ X1 )
      | ( X0 = X1 ) ),
    inference(cnf,[status(esa)],[t8_boole]) ).

thf(zip_derived_cl1969_086,plain,
    in @ ( sk__17 @ sk__16 ) @ sk__16,
    inference(clc,[status(thm)],[zip_derived_cl1968,zip_derived_cl1055]) ).

thf(zip_derived_cl1977,plain,
    ! [X0: $i] :
      ( ~ ( empty @ X0 )
      | ~ ( empty @ ( sk__17 @ sk__16 ) )
      | ( in @ X0 @ sk__16 ) ),
    inference('s_sup+',[status(thm)],[zip_derived_cl89,zip_derived_cl1969]) ).

thf(zip_derived_cl3150_087,plain,
    empty @ ( sk__17 @ sk__16 ),
    inference(clc,[status(thm)],[zip_derived_cl2972,zip_derived_cl767]) ).

thf(zip_derived_cl3151,plain,
    ! [X0: $i] :
      ( ~ ( empty @ X0 )
      | ( in @ X0 @ sk__16 ) ),
    inference(demod,[status(thm)],[zip_derived_cl1977,zip_derived_cl3150]) ).

thf(zip_derived_cl1969_088,plain,
    in @ ( sk__17 @ sk__16 ) @ sk__16,
    inference(clc,[status(thm)],[zip_derived_cl1968,zip_derived_cl1055]) ).

thf(zip_derived_cl72_089,plain,
    ! [X0: $i,X1: $i] :
      ( ( ordinal @ X0 )
      | ~ ( ordinal @ X1 )
      | ~ ( in @ X0 @ X1 ) ),
    inference(cnf,[status(esa)],[t23_ordinal1]) ).

thf(zip_derived_cl1971,plain,
    ( ( ordinal @ ( sk__17 @ sk__16 ) )
    | ~ ( ordinal @ sk__16 ) ),
    inference('s_sup-',[status(thm)],[zip_derived_cl1969,zip_derived_cl72]) ).

thf(zip_derived_cl76_090,plain,
    ordinal @ sk__16,
    inference(cnf,[status(esa)],[zf_stmt_0]) ).

thf(zip_derived_cl1979,plain,
    ordinal @ ( sk__17 @ sk__16 ),
    inference(demod,[status(thm)],[zip_derived_cl1971,zip_derived_cl76]) ).

thf(zip_derived_cl680_091,plain,
    ! [X0: $i,X1: $i] :
      ( ~ ( ordinal @ ( sk__17 @ X0 ) )
      | ( ( sk__17 @ X0 )
        = X1 )
      | ~ ( empty @ X1 )
      | ~ ( in @ X1 @ X0 ) ),
    inference('s_sup-',[status(thm)],[zip_derived_cl666,zip_derived_cl637]) ).

thf(zip_derived_cl1986,plain,
    ! [X0: $i] :
      ( ( ( sk__17 @ sk__16 )
        = X0 )
      | ~ ( empty @ X0 )
      | ~ ( in @ X0 @ sk__16 ) ),
    inference('s_sup-',[status(thm)],[zip_derived_cl1979,zip_derived_cl680]) ).

thf(zip_derived_cl3473,plain,
    ! [X0: $i] :
      ( ~ ( empty @ X0 )
      | ( ( sk__17 @ sk__16 )
        = X0 )
      | ~ ( empty @ X0 ) ),
    inference('s_sup-',[status(thm)],[zip_derived_cl3151,zip_derived_cl1986]) ).

thf(zip_derived_cl3482,plain,
    ! [X0: $i] :
      ( ( ( sk__17 @ sk__16 )
        = X0 )
      | ~ ( empty @ X0 ) ),
    inference(simplify,[status(thm)],[zip_derived_cl3473]) ).

thf(zip_derived_cl9390,plain,
    ! [X0: $i,X1: $i] :
      ( ~ ( ordinal @ X0 )
      | ~ ( empty @ ( sk__17 @ sk__16 ) )
      | ( ( sk__17 @ X0 )
        = ( sk__17 @ sk__16 ) )
      | ( X0 = X1 )
      | ~ ( empty @ X1 ) ),
    inference('s_sup+',[status(thm)],[zip_derived_cl7876,zip_derived_cl3482]) ).

thf(zip_derived_cl3152_092,plain,
    ( ( sk__17 @ sk__16 )
    = empty_set ),
    inference('s_sup-',[status(thm)],[zip_derived_cl3150,zip_derived_cl85]) ).

thf(fc12_relat_1,axiom,
    ( ( relation_empty_yielding @ empty_set )
    & ( relation @ empty_set )
    & ( empty @ empty_set ) ) ).

thf(zip_derived_cl22,plain,
    empty @ empty_set,
    inference(cnf,[status(esa)],[fc12_relat_1]) ).

thf(zip_derived_cl3152_093,plain,
    ( ( sk__17 @ sk__16 )
    = empty_set ),
    inference('s_sup-',[status(thm)],[zip_derived_cl3150,zip_derived_cl85]) ).

thf(zip_derived_cl10181,plain,
    ! [X0: $i,X1: $i] :
      ( ~ ( ordinal @ X0 )
      | ( ( sk__17 @ X0 )
        = empty_set )
      | ( X0 = X1 )
      | ~ ( empty @ X1 ) ),
    inference(demod,[status(thm)],[zip_derived_cl9390,zip_derived_cl3152,zip_derived_cl22,zip_derived_cl3152]) ).

thf(zip_derived_cl3832_094,plain,
    ! [X0: $i] :
      ( ~ ( ordinal @ X0 )
      | ( empty_set = X0 )
      | ( in @ ( sk__17 @ X0 ) @ X0 ) ),
    inference('s_sup-',[status(thm)],[zip_derived_cl3802,zip_derived_cl87]) ).

thf(zip_derived_cl17801,plain,
    ! [X0: $i,X1: $i] :
      ( ~ ( empty @ X1 )
      | ( X0 = X1 )
      | ~ ( ordinal @ X0 )
      | ~ ( ordinal @ X0 )
      | ( empty_set = X0 )
      | ( in @ empty_set @ X0 ) ),
    inference('s_sup+',[status(thm)],[zip_derived_cl10181,zip_derived_cl3832]) ).

thf(zip_derived_cl20103,plain,
    ! [X0: $i,X1: $i] :
      ( ( in @ empty_set @ X0 )
      | ( empty_set = X0 )
      | ~ ( ordinal @ X0 )
      | ( X0 = X1 )
      | ~ ( empty @ X1 ) ),
    inference(simplify,[status(thm)],[zip_derived_cl17801]) ).

thf(zip_derived_cl1470_095,plain,
    ! [X0: $i] :
      ( ~ ( empty @ X0 )
      | ( ( sk__1 @ ( powerset @ X0 ) )
        = empty_set ) ),
    inference('s_sup-',[status(thm)],[zip_derived_cl760,zip_derived_cl85]) ).

thf(zip_derived_cl7876_096,plain,
    ! [X0: $i,X1: $i] :
      ( ( ( sk__17 @ X0 )
        = X1 )
      | ~ ( empty @ X1 )
      | ( X0 = X1 )
      | ~ ( ordinal @ X0 ) ),
    inference(simplify,[status(thm)],[zip_derived_cl7853]) ).

thf(zip_derived_cl760_097,plain,
    ! [X0: $i] :
      ( ( empty @ ( sk__1 @ ( powerset @ X0 ) ) )
      | ~ ( empty @ X0 ) ),
    inference('s_sup-',[status(thm)],[zip_derived_cl589,zip_derived_cl530]) ).

thf(zip_derived_cl89_098,plain,
    ! [X0: $i,X1: $i] :
      ( ~ ( empty @ X0 )
      | ~ ( empty @ X1 )
      | ( X0 = X1 ) ),
    inference(cnf,[status(esa)],[t8_boole]) ).

thf(zip_derived_cl1471,plain,
    ! [X0: $i,X1: $i] :
      ( ~ ( empty @ X0 )
      | ~ ( empty @ X1 )
      | ( ( sk__1 @ ( powerset @ X0 ) )
        = X1 ) ),
    inference('s_sup-',[status(thm)],[zip_derived_cl760,zip_derived_cl89]) ).

thf(zip_derived_cl7876_099,plain,
    ! [X0: $i,X1: $i] :
      ( ( ( sk__17 @ X0 )
        = X1 )
      | ~ ( empty @ X1 )
      | ( X0 = X1 )
      | ~ ( ordinal @ X0 ) ),
    inference(simplify,[status(thm)],[zip_derived_cl7853]) ).

thf(zip_derived_cl10116,plain,
    ! [X0: $i,X1: $i] :
      ( ( ( sk__17 @ X0 )
       != X0 )
      | ~ ( ordinal @ X0 )
      | ( X0 = X1 )
      | ~ ( empty @ X1 ) ),
    inference(eq_fact,[status(thm)],[zip_derived_cl7876]) ).

thf(zip_derived_cl10431,plain,
    ! [X0: $i,X1: $i,X2: $i] :
      ( ~ ( empty @ ( sk__17 @ X1 ) )
      | ~ ( empty @ X0 )
      | ( ( sk__1 @ ( powerset @ X0 ) )
       != X1 )
      | ~ ( ordinal @ X1 )
      | ( X1 = X2 )
      | ~ ( empty @ X2 ) ),
    inference('s_sup-',[status(thm)],[zip_derived_cl1471,zip_derived_cl10116]) ).

thf(zip_derived_cl16596,plain,
    ! [X0: $i,X1: $i] :
      ( ~ ( empty @ ( sk__17 @ X0 ) )
      | ( X0
        = ( sk__17 @ X0 ) )
      | ~ ( ordinal @ X0 )
      | ( ( sk__1 @ ( powerset @ X1 ) )
       != X0 )
      | ~ ( empty @ X1 ) ),
    inference(eq_fact,[status(thm)],[zip_derived_cl10431]) ).

thf(zip_derived_cl16667,plain,
    ! [X0: $i,X1: $i,X2: $i] :
      ( ~ ( ordinal @ X1 )
      | ( X1 = X0 )
      | ~ ( empty @ X0 )
      | ~ ( empty @ X0 )
      | ( X1 = X0 )
      | ~ ( ordinal @ X1 )
      | ( ( sk__1 @ ( powerset @ X2 ) )
       != X1 )
      | ~ ( empty @ X2 ) ),
    inference('s_sup-',[status(thm)],[zip_derived_cl7876,zip_derived_cl16596]) ).

thf(zip_derived_cl16681,plain,
    ! [X0: $i,X1: $i,X2: $i] :
      ( ~ ( empty @ X2 )
      | ( ( sk__1 @ ( powerset @ X2 ) )
       != X1 )
      | ~ ( empty @ X0 )
      | ( X1 = X0 )
      | ~ ( ordinal @ X1 ) ),
    inference(simplify,[status(thm)],[zip_derived_cl16667]) ).

thf(zip_derived_cl16806,plain,
    ! [X0: $i,X1: $i,X2: $i] :
      ( ~ ( empty @ X1 )
      | ~ ( empty @ X1 )
      | ( empty_set != X0 )
      | ~ ( empty @ X2 )
      | ( X0 = X2 )
      | ~ ( ordinal @ X0 ) ),
    inference('s_sup-',[status(thm)],[zip_derived_cl1470,zip_derived_cl16681]) ).

thf(zip_derived_cl16818,plain,
    ! [X0: $i,X1: $i,X2: $i] :
      ( ~ ( ordinal @ X0 )
      | ( X0 = X2 )
      | ~ ( empty @ X2 )
      | ( empty_set != X0 )
      | ~ ( empty @ X1 ) ),
    inference(simplify,[status(thm)],[zip_derived_cl16806]) ).

thf(zip_derived_cl16863,plain,
    ! [X0: $i,X1: $i] :
      ( ~ ( ordinal @ X0 )
      | ( X0 = X1 )
      | ~ ( empty @ X1 )
      | ( empty_set != X0 ) ),
    inference(condensation,[status(thm)],[zip_derived_cl16818]) ).

thf(zip_derived_cl29878,plain,
    ! [X0: $i,X1: $i] :
      ( ~ ( empty @ X1 )
      | ( X0 = X1 )
      | ~ ( ordinal @ X0 )
      | ( in @ empty_set @ X0 ) ),
    inference(clc,[status(thm)],[zip_derived_cl20103,zip_derived_cl16863]) ).

thf(zip_derived_cl589_100,plain,
    ! [X0: $i] :
      ( ( in @ ( sk__1 @ X0 ) @ X0 )
      | ( empty @ X0 ) ),
    inference('s_sup-',[status(thm)],[zip_derived_cl19,zip_derived_cl74]) ).

thf(connectedness_r1_ordinal1,axiom,
    ! [A: $i,B: $i] :
      ( ( ( ordinal @ A )
        & ( ordinal @ B ) )
     => ( ( ordinal_subset @ A @ B )
        | ( ordinal_subset @ B @ A ) ) ) ).

thf(zip_derived_cl12,plain,
    ! [X0: $i,X1: $i] :
      ( ~ ( ordinal @ X0 )
      | ~ ( ordinal @ X1 )
      | ( ordinal_subset @ X0 @ X1 )
      | ( ordinal_subset @ X1 @ X0 ) ),
    inference(cnf,[status(esa)],[connectedness_r1_ordinal1]) ).

thf(zip_derived_cl67,plain,
    ! [X0: $i,X1: $i] :
      ( ~ ( ordinal @ X0 )
      | ~ ( ordinal @ X1 )
      | ( subset @ X0 @ X1 )
      | ~ ( ordinal_subset @ X0 @ X1 ) ),
    inference(cnf,[status(esa)],[redefinition_r1_ordinal1]) ).

thf(zip_derived_cl509,plain,
    ! [X0: $i,X1: $i] :
      ( ( ordinal_subset @ X0 @ X1 )
      | ~ ( ordinal @ X0 )
      | ~ ( ordinal @ X1 )
      | ~ ( ordinal @ X1 )
      | ~ ( ordinal @ X0 )
      | ( subset @ X1 @ X0 ) ),
    inference('s_sup-',[status(thm)],[zip_derived_cl12,zip_derived_cl67]) ).

thf(zip_derived_cl512,plain,
    ! [X0: $i,X1: $i] :
      ( ( subset @ X1 @ X0 )
      | ~ ( ordinal @ X1 )
      | ~ ( ordinal @ X0 )
      | ( ordinal_subset @ X0 @ X1 ) ),
    inference(simplify,[status(thm)],[zip_derived_cl509]) ).

thf(zip_derived_cl67_101,plain,
    ! [X0: $i,X1: $i] :
      ( ~ ( ordinal @ X0 )
      | ~ ( ordinal @ X1 )
      | ( subset @ X0 @ X1 )
      | ~ ( ordinal_subset @ X0 @ X1 ) ),
    inference(cnf,[status(esa)],[redefinition_r1_ordinal1]) ).

thf(zip_derived_cl521,plain,
    ! [X0: $i,X1: $i] :
      ( ~ ( ordinal @ X1 )
      | ~ ( ordinal @ X0 )
      | ( subset @ X0 @ X1 )
      | ~ ( ordinal @ X1 )
      | ~ ( ordinal @ X0 )
      | ( subset @ X1 @ X0 ) ),
    inference('s_sup-',[status(thm)],[zip_derived_cl512,zip_derived_cl67]) ).

thf(zip_derived_cl522,plain,
    ! [X0: $i,X1: $i] :
      ( ( subset @ X1 @ X0 )
      | ( subset @ X0 @ X1 )
      | ~ ( ordinal @ X0 )
      | ~ ( ordinal @ X1 ) ),
    inference(simplify,[status(thm)],[zip_derived_cl521]) ).

thf(zip_derived_cl608_102,plain,
    ! [X0: $i,X1: $i,X2: $i] :
      ( ~ ( subset @ X1 @ X0 )
      | ~ ( in @ X2 @ X1 )
      | ~ ( empty @ X0 ) ),
    inference('s_sup-',[status(thm)],[zip_derived_cl82,zip_derived_cl84]) ).

thf(zip_derived_cl830,plain,
    ! [X0: $i,X1: $i,X2: $i] :
      ( ~ ( ordinal @ X1 )
      | ~ ( ordinal @ X0 )
      | ( subset @ X0 @ X1 )
      | ~ ( in @ X2 @ X1 )
      | ~ ( empty @ X0 ) ),
    inference('s_sup-',[status(thm)],[zip_derived_cl522,zip_derived_cl608]) ).

thf(zip_derived_cl11_103,plain,
    ! [X0: $i] :
      ( ( ordinal @ X0 )
      | ~ ( empty @ X0 ) ),
    inference(cnf,[status(esa)],[cc3_ordinal1]) ).

thf(zip_derived_cl860,plain,
    ! [X0: $i,X1: $i,X2: $i] :
      ( ~ ( empty @ X0 )
      | ~ ( in @ X2 @ X1 )
      | ( subset @ X0 @ X1 )
      | ~ ( ordinal @ X1 ) ),
    inference(clc,[status(thm)],[zip_derived_cl830,zip_derived_cl11]) ).

thf(zip_derived_cl865,plain,
    ! [X0: $i,X1: $i] :
      ( ( empty @ X0 )
      | ~ ( empty @ X1 )
      | ( subset @ X1 @ X0 )
      | ~ ( ordinal @ X0 ) ),
    inference('s_sup-',[status(thm)],[zip_derived_cl589,zip_derived_cl860]) ).

thf(zip_derived_cl760_104,plain,
    ! [X0: $i] :
      ( ( empty @ ( sk__1 @ ( powerset @ X0 ) ) )
      | ~ ( empty @ X0 ) ),
    inference('s_sup-',[status(thm)],[zip_derived_cl589,zip_derived_cl530]) ).

thf(zip_derived_cl89_105,plain,
    ! [X0: $i,X1: $i] :
      ( ~ ( empty @ X0 )
      | ~ ( empty @ X1 )
      | ( X0 = X1 ) ),
    inference(cnf,[status(esa)],[t8_boole]) ).

thf(zip_derived_cl19_106,plain,
    ! [X0: $i] : ( element @ ( sk__1 @ X0 ) @ X0 ),
    inference(cnf,[status(esa)],[existence_m1_subset_1]) ).

thf(zip_derived_cl81,plain,
    ! [X0: $i,X1: $i] :
      ( ( subset @ X0 @ X1 )
      | ~ ( element @ X0 @ ( powerset @ X1 ) ) ),
    inference(cnf,[status(esa)],[t3_subset]) ).

thf(zip_derived_cl591,plain,
    ! [X0: $i] : ( subset @ ( sk__1 @ ( powerset @ X0 ) ) @ X0 ),
    inference('s_sup-',[status(thm)],[zip_derived_cl19,zip_derived_cl81]) ).

thf(zip_derived_cl634,plain,
    ! [X0: $i,X1: $i] :
      ( ~ ( empty @ ( sk__1 @ ( powerset @ X1 ) ) )
      | ~ ( empty @ X0 )
      | ( subset @ X0 @ X1 ) ),
    inference('s_sup+',[status(thm)],[zip_derived_cl89,zip_derived_cl591]) ).

thf(zip_derived_cl2144,plain,
    ! [X0: $i,X1: $i] :
      ( ~ ( empty @ X0 )
      | ~ ( empty @ X1 )
      | ( subset @ X1 @ X0 ) ),
    inference('s_sup-',[status(thm)],[zip_derived_cl760,zip_derived_cl634]) ).

thf(zip_derived_cl5028,plain,
    ! [X0: $i,X1: $i] :
      ( ~ ( ordinal @ X0 )
      | ( subset @ X1 @ X0 )
      | ~ ( empty @ X1 ) ),
    inference(clc,[status(thm)],[zip_derived_cl865,zip_derived_cl2144]) ).

thf(zip_derived_cl5831_107,plain,
    ~ ( subset @ ( sk__17 @ sk__14 ) @ ( sk__15 @ ( sk__17 @ sk__14 ) ) ),
    inference(clc,[status(thm)],[zip_derived_cl5016,zip_derived_cl5032]) ).

thf(zip_derived_cl5834,plain,
    ( ~ ( empty @ ( sk__17 @ sk__14 ) )
    | ~ ( ordinal @ ( sk__15 @ ( sk__17 @ sk__14 ) ) ) ),
    inference('s_sup-',[status(thm)],[zip_derived_cl5028,zip_derived_cl5831]) ).

thf(zip_derived_cl32855,plain,
    ! [X0: $i] :
      ( ( in @ empty_set @ ( sk__17 @ sk__14 ) )
      | ~ ( ordinal @ ( sk__17 @ sk__14 ) )
      | ~ ( empty @ X0 )
      | ~ ( empty @ X0 )
      | ~ ( ordinal @ ( sk__15 @ X0 ) ) ),
    inference('s_sup-',[status(thm)],[zip_derived_cl29878,zip_derived_cl5834]) ).

thf(zip_derived_cl4437_108,plain,
    ordinal @ ( sk__17 @ sk__14 ),
    inference(clc,[status(thm)],[zip_derived_cl4428,zip_derived_cl982]) ).

thf(zip_derived_cl33426,plain,
    ! [X0: $i] :
      ( ( in @ empty_set @ ( sk__17 @ sk__14 ) )
      | ~ ( empty @ X0 )
      | ~ ( empty @ X0 )
      | ~ ( ordinal @ ( sk__15 @ X0 ) ) ),
    inference(demod,[status(thm)],[zip_derived_cl32855,zip_derived_cl4437]) ).

thf(zip_derived_cl33427,plain,
    ! [X0: $i] :
      ( ~ ( ordinal @ ( sk__15 @ X0 ) )
      | ~ ( empty @ X0 )
      | ( in @ empty_set @ ( sk__17 @ sk__14 ) ) ),
    inference(simplify,[status(thm)],[zip_derived_cl33426]) ).

thf(zip_derived_cl33887,plain,
    ! [X0: $i] :
      ( ~ ( in @ X0 @ sk__14 )
      | ~ ( empty @ X0 )
      | ( in @ empty_set @ ( sk__17 @ sk__14 ) ) ),
    inference('s_sup-',[status(thm)],[zip_derived_cl1011,zip_derived_cl33427]) ).

thf(zip_derived_cl33920,plain,
    ( ( empty @ sk__14 )
    | ~ ( empty @ ( sk__17 @ sk__14 ) )
    | ( in @ empty_set @ ( sk__17 @ sk__14 ) ) ),
    inference('s_sup-',[status(thm)],[zip_derived_cl757,zip_derived_cl33887]) ).

thf(zip_derived_cl11_109,plain,
    ! [X0: $i] :
      ( ( ordinal @ X0 )
      | ~ ( empty @ X0 ) ),
    inference(cnf,[status(esa)],[cc3_ordinal1]) ).

thf(zip_derived_cl3802_110,plain,
    ! [X0: $i] :
      ( ( empty_set = X0 )
      | ( in @ empty_set @ X0 )
      | ~ ( ordinal @ X0 ) ),
    inference(demod,[status(thm)],[zip_derived_cl3792,zip_derived_cl24]) ).

thf(zip_derived_cl33887_111,plain,
    ! [X0: $i] :
      ( ~ ( in @ X0 @ sk__14 )
      | ~ ( empty @ X0 )
      | ( in @ empty_set @ ( sk__17 @ sk__14 ) ) ),
    inference('s_sup-',[status(thm)],[zip_derived_cl1011,zip_derived_cl33427]) ).

thf(zip_derived_cl33910,plain,
    ( ~ ( ordinal @ sk__14 )
    | ( empty_set = sk__14 )
    | ~ ( empty @ empty_set )
    | ( in @ empty_set @ ( sk__17 @ sk__14 ) ) ),
    inference('s_sup-',[status(thm)],[zip_derived_cl3802,zip_derived_cl33887]) ).

thf(zip_derived_cl22_112,plain,
    empty @ empty_set,
    inference(cnf,[status(esa)],[fc12_relat_1]) ).

thf(zip_derived_cl33928,plain,
    ( ~ ( ordinal @ sk__14 )
    | ( empty_set = sk__14 )
    | ( in @ empty_set @ ( sk__17 @ sk__14 ) ) ),
    inference(demod,[status(thm)],[zip_derived_cl33910,zip_derived_cl22]) ).

thf(zip_derived_cl77_113,plain,
    sk__14 != empty_set,
    inference(cnf,[status(esa)],[zf_stmt_0]) ).

thf(zip_derived_cl33929,plain,
    ( ~ ( ordinal @ sk__14 )
    | ( in @ empty_set @ ( sk__17 @ sk__14 ) ) ),
    inference('simplify_reflect-',[status(thm)],[zip_derived_cl33928,zip_derived_cl77]) ).

thf(zip_derived_cl33937,plain,
    ( ~ ( empty @ sk__14 )
    | ( in @ empty_set @ ( sk__17 @ sk__14 ) ) ),
    inference('s_sup-',[status(thm)],[zip_derived_cl11,zip_derived_cl33929]) ).

thf(zip_derived_cl34293,plain,
    ( ( in @ empty_set @ ( sk__17 @ sk__14 ) )
    | ~ ( empty @ ( sk__17 @ sk__14 ) ) ),
    inference(clc,[status(thm)],[zip_derived_cl33920,zip_derived_cl33937]) ).

thf(zip_derived_cl86_114,plain,
    ! [X0: $i,X1: $i] :
      ( ~ ( in @ X0 @ X1 )
      | ~ ( empty @ X1 ) ),
    inference(cnf,[status(esa)],[t7_boole]) ).

thf(zip_derived_cl34294,plain,
    ~ ( empty @ ( sk__17 @ sk__14 ) ),
    inference(clc,[status(thm)],[zip_derived_cl34293,zip_derived_cl86]) ).

thf(zip_derived_cl34305,plain,
    ( ( empty_set = sk__14 )
    | ~ ( ordinal @ sk__14 )
    | ~ ( empty @ empty_set ) ),
    inference('s_sup-',[status(thm)],[zip_derived_cl4513,zip_derived_cl34294]) ).

thf(zip_derived_cl22_115,plain,
    empty @ empty_set,
    inference(cnf,[status(esa)],[fc12_relat_1]) ).

thf(zip_derived_cl34318,plain,
    ( ( empty_set = sk__14 )
    | ~ ( ordinal @ sk__14 ) ),
    inference(demod,[status(thm)],[zip_derived_cl34305,zip_derived_cl22]) ).

thf(zip_derived_cl77_116,plain,
    sk__14 != empty_set,
    inference(cnf,[status(esa)],[zf_stmt_0]) ).

thf(zip_derived_cl34319,plain,
    ~ ( ordinal @ sk__14 ),
    inference('simplify_reflect-',[status(thm)],[zip_derived_cl34318,zip_derived_cl77]) ).

thf(zip_derived_cl34326,plain,
    ~ ( empty @ sk__14 ),
    inference('s_sup-',[status(thm)],[zip_derived_cl11,zip_derived_cl34319]) ).

thf(zip_derived_cl78268,plain,
    ( ( sk__15 @ ( sk__17 @ sk__14 ) )
    = ( sk__17 @ sk__14 ) ),
    inference(demod,[status(thm)],[zip_derived_cl78234,zip_derived_cl34326]) ).

thf(zip_derived_cl78268_117,plain,
    ( ( sk__15 @ ( sk__17 @ sk__14 ) )
    = ( sk__17 @ sk__14 ) ),
    inference(demod,[status(thm)],[zip_derived_cl78234,zip_derived_cl34326]) ).

thf(zip_derived_cl78268_118,plain,
    ( ( sk__15 @ ( sk__17 @ sk__14 ) )
    = ( sk__17 @ sk__14 ) ),
    inference(demod,[status(thm)],[zip_derived_cl78234,zip_derived_cl34326]) ).

thf(reflexivity_r1_tarski,axiom,
    ! [A: $i,B: $i] : ( subset @ A @ A ) ).

thf(zip_derived_cl70,plain,
    ! [X0: $i] : ( subset @ X0 @ X0 ),
    inference(cnf,[status(esa)],[reflexivity_r1_tarski]) ).

thf(zip_derived_cl78268_119,plain,
    ( ( sk__15 @ ( sk__17 @ sk__14 ) )
    = ( sk__17 @ sk__14 ) ),
    inference(demod,[status(thm)],[zip_derived_cl78234,zip_derived_cl34326]) ).

thf(zip_derived_cl78268_120,plain,
    ( ( sk__15 @ ( sk__17 @ sk__14 ) )
    = ( sk__17 @ sk__14 ) ),
    inference(demod,[status(thm)],[zip_derived_cl78234,zip_derived_cl34326]) ).

thf(zip_derived_cl4437_121,plain,
    ordinal @ ( sk__17 @ sk__14 ),
    inference(clc,[status(thm)],[zip_derived_cl4428,zip_derived_cl982]) ).

thf(zip_derived_cl78268_122,plain,
    ( ( sk__15 @ ( sk__17 @ sk__14 ) )
    = ( sk__17 @ sk__14 ) ),
    inference(demod,[status(thm)],[zip_derived_cl78234,zip_derived_cl34326]) ).

thf(zip_derived_cl4437_123,plain,
    ordinal @ ( sk__17 @ sk__14 ),
    inference(clc,[status(thm)],[zip_derived_cl4428,zip_derived_cl982]) ).

thf(zip_derived_cl78322,plain,
    $false,
    inference(demod,[status(thm)],[zip_derived_cl5094,zip_derived_cl78268,zip_derived_cl78268,zip_derived_cl78268,zip_derived_cl70,zip_derived_cl78268,zip_derived_cl78268,zip_derived_cl4437,zip_derived_cl78268,zip_derived_cl4437]) ).


%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.00/0.14  % Problem  : SEU235+1 : TPTP v8.1.2. Released v3.3.0.
% 0.00/0.15  % Command  : python3 /export/starexec/sandbox2/solver/bin/portfolio.lams.parallel.py %s %d /export/starexec/sandbox2/tmp/tmp.wDgYRVowtB true
% 0.14/0.36  % Computer : n018.cluster.edu
% 0.14/0.36  % Model    : x86_64 x86_64
% 0.14/0.36  % CPU      : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.14/0.36  % Memory   : 8042.1875MB
% 0.14/0.36  % OS       : Linux 3.10.0-693.el7.x86_64
% 0.14/0.36  % CPULimit : 300
% 0.14/0.36  % WCLimit  : 300
% 0.14/0.36  % DateTime : Wed Aug 23 14:09:57 EDT 2023
% 0.14/0.37  % CPUTime  : 
% 0.14/0.37  % Running portfolio for 300 s
% 0.14/0.37  % File         : /export/starexec/sandbox2/benchmark/theBenchmark.p
% 0.14/0.37  % Number of cores: 8
% 0.14/0.37  % Python version: Python 3.6.8
% 0.14/0.37  % Running in FO mode
% 0.22/0.68  % Total configuration time : 435
% 0.22/0.68  % Estimated wc time : 1092
% 0.22/0.68  % Estimated cpu time (7 cpus) : 156.0
% 0.22/0.72  % /export/starexec/sandbox2/solver/bin/fo/fo6_bce.sh running for 75s
% 0.22/0.76  % /export/starexec/sandbox2/solver/bin/fo/fo3_bce.sh running for 75s
% 0.22/0.76  % /export/starexec/sandbox2/solver/bin/fo/fo1_av.sh running for 75s
% 0.22/0.77  % /export/starexec/sandbox2/solver/bin/fo/fo5.sh running for 50s
% 0.22/0.77  % /export/starexec/sandbox2/solver/bin/fo/fo7.sh running for 63s
% 0.22/0.78  % /export/starexec/sandbox2/solver/bin/fo/fo13.sh running for 50s
% 0.22/0.79  % /export/starexec/sandbox2/solver/bin/fo/fo4.sh running for 50s
% 93.37/14.11  % Solved by fo/fo6_bce.sh.
% 93.37/14.11  % BCE start: 90
% 93.37/14.11  % BCE eliminated: 8
% 93.37/14.11  % PE start: 82
% 93.37/14.11  logic: eq
% 93.37/14.11  % PE eliminated: 2
% 93.37/14.11  % done 5881 iterations in 13.356s
% 93.37/14.11  % SZS status Theorem for '/export/starexec/sandbox2/benchmark/theBenchmark.p'
% 93.37/14.11  % SZS output start Refutation
% See solution above
% 93.37/14.12  
% 93.37/14.12  
% 93.37/14.13  % /export/starexec/sandbox2/solver/bin/fo/fo1_lcnf.sh running for 50s
% 93.37/14.13  % Terminating...
% 94.56/14.21  % Runner terminated.
% 94.56/14.22  % Zipperpin 1.5 exiting
%------------------------------------------------------------------------------