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Leo-III---1.8.0.UNS-Ref.s

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%------------------------------------------------------------------------------
% File     : Leo-III---1.8.0
% Problem  : SET857-2 : TPTP v9.3.1. Released v3.2.0.
% Transfm  : none
% Format   : tptp:raw
% Command  : java -Xss128m -Xmx2g -Xms1g -jar /export/starexec/sandbox2/solver/bin/leo3.jar /export/starexec/sandbox2/benchmark/theBenchmark.p -t 300 -p  --atp eprover=/export/starexec/sandbox2/solver/bin/externals/eprover --instantiate 39

% Computer : n020.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 : Sun Sep 27 08:31:11 AM UTC 2026

% Result   : Unsatisfiable 47.49s 11.27s
% Output   : Refutation 39.81s
% Verified : 
% SZS Type : Refutation
%            Derivation depth      :   14
%            Number of leaves      :   14
% Syntax   : Number of formulae    :  104 (  29 unt;   0 typ;   0 def)
%            Number of atoms       :  340 ( 112 equ;   0 cnn)
%            Maximal formula atoms :    9 (   3 avg)
%            Number of connectives : 1802 ( 196   ~; 180   |;   0   &;1426   @)
%                                         (   0 <=>;   0  =>;   0  <=;   0 <~>)
%            Maximal formula depth :   17 (   8 avg)
%            Number of types       :    2 (   0 usr)
%            Number of type conns  :    0 (   0   >;   0   *;   0   +;   0  <<)
%            Number of symbols     :   15 (  12 usr;   7 con; 0-3 aty)
%            Number of variables   :  210 (   0   ^; 210   !;   0   ?; 210   :)

% Comments : 
%------------------------------------------------------------------------------
thf(c_lessequals_decl,type,
    c_lessequals: $i > $i > $i > $o ).

thf(v_Y_decl,type,
    v_Y: $i ).

thf(c_Zorn_OTFin_decl,type,
    c_Zorn_OTFin: $i > $i > $i ).

thf(v_S_decl,type,
    v_S: $i ).

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

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

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

thf(v_n_decl,type,
    v_n: $i ).

thf(v_x_decl,type,
    v_x: $i ).

thf(c_Zorn_Osucc_decl,type,
    c_Zorn_Osucc: $i > $i > $i > $i ).

thf(c_Main_OsubsetI__1_decl,type,
    c_Main_OsubsetI__1: $i > $i > $i > $i ).

thf(c_Zorn_OTFin__linear__lemma1__1_decl,type,
    c_Zorn_OTFin__linear__lemma1__1: $i > $i > $i > $i ).

thf(1,negated_conjecture,
    t_a @ tc_set @ tc_set @ tc_set @ ( t_a @ ( v_S @ c_Zorn_OTFin ) @ ( v_Y @ c_lessequals ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',cls_conjecture_0) ).

thf(16,plain,
    t_a @ tc_set @ tc_set @ tc_set @ ( t_a @ ( v_S @ c_Zorn_OTFin ) @ ( v_Y @ c_lessequals ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[1]) ).

thf(4,negated_conjecture,
    ~ ( t_a @ tc_set @ tc_set @ ( v_n @ ( v_x @ c_lessequals ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',cls_conjecture_4) ).

thf(20,plain,
    ~ ( t_a @ tc_set @ tc_set @ ( v_n @ ( v_x @ c_lessequals ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[4]) ).

thf(21,plain,
    ~ ( t_a @ tc_set @ tc_set @ ( v_n @ ( v_x @ c_lessequals ) ) ),
    inference(polarity_switch,[status(thm)],[20]) ).

thf(41,plain,
    ( ( ( t_a @ tc_set @ tc_set @ ( v_n @ ( v_x @ c_lessequals ) ) )
     != ( t_a @ tc_set @ tc_set @ tc_set @ ( t_a @ ( v_S @ c_Zorn_OTFin ) @ ( v_Y @ c_lessequals ) ) ) )
    | ~ $true ),
    inference(paramod_ordered,[status(thm)],[16,21]) ).

thf(42,plain,
    ( ( t_a @ tc_set @ tc_set @ ( v_n @ ( v_x @ c_lessequals ) ) )
   != ( t_a @ tc_set @ tc_set @ tc_set @ ( t_a @ ( v_S @ c_Zorn_OTFin ) @ ( v_Y @ c_lessequals ) ) ) ),
    inference(simp,[status(thm)],[41]) ).

thf(43,plain,
    ( ( ( t_a @ tc_set @ tc_set @ tc_set )
     != ( t_a @ tc_set @ tc_set ) )
    | ( ( t_a @ ( v_S @ c_Zorn_OTFin ) )
     != v_n )
    | ( v_x != v_Y ) ),
    inference(simp,[status(thm)],[42]) ).

thf(47,plain,
    ( ( ( t_a @ tc_set @ tc_set )
     != ( t_a @ tc_set ) )
    | ( ( t_a @ ( v_S @ c_Zorn_OTFin ) )
     != v_n )
    | ( v_x != v_Y ) ),
    inference(simp,[status(thm)],[43]) ).

thf(56,plain,
    ( ( ( t_a @ tc_set )
     != t_a )
    | ( ( t_a @ ( v_S @ c_Zorn_OTFin ) )
     != v_n )
    | ( v_x != v_Y ) ),
    inference(simp,[status(thm)],[47]) ).

thf(6,negated_conjecture,
    ! [B: $i,A: $i] :
      ( ~ ( t_a @ tc_set @ tc_set @ ( v_Y @ ( B @ c_in ) ) )
      | ~ ( t_a @ tc_set @ tc_set @ ( t_a @ ( v_S @ c_Zorn_OTFin ) @ ( A @ c_in ) ) )
      | ~ ( t_a @ tc_set @ tc_set @ ( B @ ( A @ c_lessequals ) ) )
      | ( A = B )
      | ( t_a @ tc_set @ tc_set @ ( B @ ( t_a @ ( A @ ( v_S @ c_Zorn_Osucc ) ) @ c_lessequals ) ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',cls_conjecture_6) ).

thf(17,plain,
    ! [B: $i,A: $i] :
      ( ~ ( t_a @ tc_set @ tc_set @ ( v_Y @ ( B @ c_in ) ) )
      | ~ ( t_a @ tc_set @ tc_set @ ( t_a @ ( v_S @ c_Zorn_OTFin ) @ ( A @ c_in ) ) )
      | ~ ( t_a @ tc_set @ tc_set @ ( B @ ( A @ c_lessequals ) ) )
      | ( A = B )
      | ( t_a @ tc_set @ tc_set @ ( B @ ( t_a @ ( A @ ( v_S @ c_Zorn_Osucc ) ) @ c_lessequals ) ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[6]) ).

thf(22,plain,
    ! [B: $i,A: $i] :
      ( ~ ( t_a @ tc_set @ tc_set @ ( v_Y @ ( B @ c_in ) ) )
      | ~ ( t_a @ tc_set @ tc_set @ ( t_a @ ( v_S @ c_Zorn_OTFin ) @ ( A @ c_in ) ) )
      | ~ ( t_a @ tc_set @ tc_set @ ( B @ ( A @ c_lessequals ) ) )
      | ( A = B )
      | ( t_a @ tc_set @ tc_set @ ( B @ ( t_a @ ( A @ ( v_S @ c_Zorn_Osucc ) ) @ c_lessequals ) ) ) ),
    inference(cnf,[status(esa)],[17]) ).

thf(23,plain,
    ! [B: $i,A: $i] :
      ( ~ ( t_a @ tc_set @ tc_set @ ( v_Y @ ( B @ c_in ) ) )
      | ~ ( t_a @ tc_set @ tc_set @ ( t_a @ ( v_S @ c_Zorn_OTFin ) @ ( A @ c_in ) ) )
      | ~ ( t_a @ tc_set @ tc_set @ ( B @ ( A @ c_lessequals ) ) )
      | ( t_a @ tc_set @ tc_set @ ( B @ ( t_a @ ( A @ ( v_S @ c_Zorn_Osucc ) ) @ c_lessequals ) ) )
      | ( A = B ) ),
    inference(lifteq,[status(thm)],[22]) ).

thf(73,plain,
    ! [B: $i,A: $i] :
      ( ( B != v_S )
      | ( ( t_a @ tc_set )
       != t_a )
      | ( ( t_a @ ( A @ c_Zorn_OTFin ) )
       != v_n )
      | ( v_x != v_Y )
      | ~ ( t_a @ tc_set @ tc_set @ ( v_Y @ ( B @ c_in ) ) )
      | ~ ( t_a @ tc_set @ tc_set @ ( t_a @ ( v_S @ c_Zorn_OTFin ) @ ( A @ c_in ) ) )
      | ~ ( t_a @ tc_set @ tc_set @ ( B @ ( A @ c_lessequals ) ) )
      | ( t_a @ tc_set @ tc_set @ ( B @ ( t_a @ ( A @ ( v_S @ c_Zorn_Osucc ) ) @ c_lessequals ) ) ) ),
    inference(paramod_ordered,[status(thm)],[23,56]) ).

thf(74,plain,
    ! [A: $i] :
      ( ( ( t_a @ tc_set )
       != t_a )
      | ( ( t_a @ ( A @ c_Zorn_OTFin ) )
       != v_n )
      | ( v_x != v_Y )
      | ~ ( t_a @ tc_set @ tc_set @ ( v_Y @ ( v_S @ c_in ) ) )
      | ~ ( t_a @ tc_set @ tc_set @ ( t_a @ ( v_S @ c_Zorn_OTFin ) @ ( A @ c_in ) ) )
      | ~ ( t_a @ tc_set @ tc_set @ ( v_S @ ( A @ c_lessequals ) ) )
      | ( t_a @ tc_set @ tc_set @ ( v_S @ ( t_a @ ( A @ ( v_S @ c_Zorn_Osucc ) ) @ c_lessequals ) ) ) ),
    inference(pattern_uni,[status(thm)],[73:[bind(A,$thf( A )),bind(B,$thf( v_S ))]]) ).

thf(3,negated_conjecture,
    t_a @ tc_set @ tc_set @ ( v_Y @ ( v_x @ c_in ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',cls_conjecture_3) ).

thf(19,plain,
    t_a @ tc_set @ tc_set @ ( v_Y @ ( v_x @ c_in ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[3]) ).

thf(7,axiom,
    ! [D: $i,C: $i,B: $i,A: $i] :
      ( ( C @ ( D @ ( A @ c_in ) ) )
      | ~ ( C @ tc_set @ ( D @ ( B @ c_lessequals ) ) )
      | ~ ( C @ ( B @ ( A @ c_in ) ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',cls_Set_OsubsetD_0) ).

thf(25,plain,
    ! [D: $i,C: $i,B: $i,A: $i] :
      ( ( C @ ( D @ ( A @ c_in ) ) )
      | ~ ( C @ tc_set @ ( D @ ( B @ c_lessequals ) ) )
      | ~ ( C @ ( B @ ( A @ c_in ) ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[7]) ).

thf(26,plain,
    ! [D: $i,C: $i,B: $i,A: $i] :
      ( ( C @ ( D @ ( A @ c_in ) ) )
      | ~ ( C @ tc_set @ ( D @ ( B @ c_lessequals ) ) )
      | ~ ( C @ ( B @ ( A @ c_in ) ) ) ),
    inference(cnf,[status(esa)],[25]) ).

thf(887,plain,
    ! [D: $i,C: $i,B: $i,A: $i] :
      ( ( ( t_a @ tc_set @ tc_set @ ( v_Y @ ( v_x @ c_in ) ) )
       != ( C @ ( B @ ( A @ c_in ) ) ) )
      | ( C @ ( D @ ( A @ c_in ) ) )
      | ~ ( C @ tc_set @ ( D @ ( B @ c_lessequals ) ) )
      | ~ $true ),
    inference(paramod_ordered,[status(thm)],[19,26]) ).

thf(888,plain,
    ! [D: $i,C: $i,B: $i,A: $i] :
      ( ( ( t_a @ tc_set @ tc_set @ ( v_Y @ ( v_x @ c_in ) ) )
       != ( C @ ( B @ ( A @ c_in ) ) ) )
      | ( C @ ( D @ ( A @ c_in ) ) )
      | ~ ( C @ tc_set @ ( D @ ( B @ c_lessequals ) ) ) ),
    inference(simp,[status(thm)],[887]) ).

thf(889,plain,
    ! [A: $i] :
      ( ( t_a @ tc_set @ tc_set @ ( A @ ( v_x @ c_in ) ) )
      | ~ ( t_a @ tc_set @ tc_set @ tc_set @ ( A @ ( v_Y @ c_lessequals ) ) ) ),
    inference(pattern_uni,[status(thm)],[888:[bind(A,$thf( v_x )),bind(B,$thf( v_Y )),bind(C,$thf( t_a @ tc_set @ tc_set )),bind(D,$thf( D ))]]) ).

thf(920,plain,
    ! [A: $i] :
      ( ( t_a @ tc_set @ tc_set @ ( A @ ( v_x @ c_in ) ) )
      | ~ ( t_a @ tc_set @ tc_set @ tc_set @ ( A @ ( v_Y @ c_lessequals ) ) ) ),
    inference(simp,[status(thm)],[889]) ).

thf(8,axiom,
    ! [C: $i,B: $i,A: $i] :
      ( ( C @ tc_set @ ( B @ ( A @ c_lessequals ) ) )
      | ( C @ ( A @ ( C @ ( B @ ( A @ c_Main_OsubsetI__1 ) ) @ c_in ) ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',cls_Set_OsubsetI_0) ).

thf(27,plain,
    ! [C: $i,B: $i,A: $i] :
      ( ( C @ tc_set @ ( B @ ( A @ c_lessequals ) ) )
      | ( C @ ( A @ ( C @ ( B @ ( A @ c_Main_OsubsetI__1 ) ) @ c_in ) ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[8]) ).

thf(28,plain,
    ! [C: $i,B: $i,A: $i] :
      ( ( C @ tc_set @ ( B @ ( A @ c_lessequals ) ) )
      | ( C @ ( A @ ( C @ ( B @ ( A @ c_Main_OsubsetI__1 ) ) @ c_in ) ) ) ),
    inference(cnf,[status(esa)],[27]) ).

thf(9,axiom,
    ! [C: $i,B: $i,A: $i] :
      ( ( C @ tc_set @ ( B @ ( A @ c_lessequals ) ) )
      | ~ ( C @ ( B @ ( C @ ( B @ ( A @ c_Main_OsubsetI__1 ) ) @ c_in ) ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',cls_Set_OsubsetI_1) ).

thf(29,plain,
    ! [C: $i,B: $i,A: $i] :
      ( ( C @ tc_set @ ( B @ ( A @ c_lessequals ) ) )
      | ~ ( C @ ( B @ ( C @ ( B @ ( A @ c_Main_OsubsetI__1 ) ) @ c_in ) ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[9]) ).

thf(30,plain,
    ! [C: $i,B: $i,A: $i] :
      ( ( C @ tc_set @ ( B @ ( A @ c_lessequals ) ) )
      | ~ ( C @ ( B @ ( C @ ( B @ ( A @ c_Main_OsubsetI__1 ) ) @ c_in ) ) ) ),
    inference(cnf,[status(esa)],[29]) ).

thf(1796,plain,
    ! [F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( ( C @ ( A @ ( C @ ( B @ ( A @ c_Main_OsubsetI__1 ) ) @ c_in ) ) )
       != ( F @ ( E @ ( F @ ( E @ ( D @ c_Main_OsubsetI__1 ) ) @ c_in ) ) ) )
      | ( F @ tc_set @ ( E @ ( D @ c_lessequals ) ) )
      | ~ $true
      | ( C @ tc_set @ ( B @ ( A @ c_lessequals ) ) ) ),
    inference(paramod_ordered,[status(thm)],[28,30]) ).

thf(1797,plain,
    ! [F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( ( C @ ( A @ ( C @ ( B @ ( A @ c_Main_OsubsetI__1 ) ) @ c_in ) ) )
       != ( F @ ( E @ ( F @ ( E @ ( D @ c_Main_OsubsetI__1 ) ) @ c_in ) ) ) )
      | ( F @ tc_set @ ( E @ ( D @ c_lessequals ) ) )
      | ( C @ tc_set @ ( B @ ( A @ c_lessequals ) ) ) ),
    inference(simp,[status(thm)],[1796]) ).

thf(1798,plain,
    ! [B: $i,A: $i] :
      ( ( B @ tc_set @ ( A @ ( A @ c_lessequals ) ) )
      | ( B @ tc_set @ ( A @ ( A @ c_lessequals ) ) ) ),
    inference(pattern_uni,[status(thm)],[1797:[bind(A,$thf( A )),bind(B,$thf( A )),bind(C,$thf( C )),bind(D,$thf( A )),bind(E,$thf( A )),bind(F,$thf( C ))]]) ).

thf(1824,plain,
    ! [B: $i,A: $i] : ( B @ tc_set @ ( A @ ( A @ c_lessequals ) ) ),
    inference(simp,[status(thm)],[1798]) ).

thf(5,negated_conjecture,
    ~ ( t_a @ tc_set @ tc_set @ ( v_x @ ( t_a @ ( v_n @ ( v_S @ c_Zorn_Osucc ) ) @ c_lessequals ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',cls_conjecture_5) ).

thf(15,plain,
    ~ ( t_a @ tc_set @ tc_set @ ( v_x @ ( t_a @ ( v_n @ ( v_S @ c_Zorn_Osucc ) ) @ c_lessequals ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[5]) ).

thf(24,plain,
    ~ ( t_a @ tc_set @ tc_set @ ( v_x @ ( t_a @ ( v_n @ ( v_S @ c_Zorn_Osucc ) ) @ c_lessequals ) ) ),
    inference(polarity_switch,[status(thm)],[15]) ).

thf(1830,plain,
    ! [B: $i,A: $i] :
      ( ( ( B @ tc_set @ ( A @ ( A @ c_lessequals ) ) )
       != ( t_a @ tc_set @ tc_set @ ( v_x @ ( t_a @ ( v_n @ ( v_S @ c_Zorn_Osucc ) ) @ c_lessequals ) ) ) )
      | ~ $true ),
    inference(paramod_ordered,[status(thm)],[1824,24]) ).

thf(1831,plain,
    ! [B: $i,A: $i] :
      ( ( B @ tc_set @ ( A @ ( A @ c_lessequals ) ) )
     != ( t_a @ tc_set @ tc_set @ ( v_x @ ( t_a @ ( v_n @ ( v_S @ c_Zorn_Osucc ) ) @ c_lessequals ) ) ) ),
    inference(simp,[status(thm)],[1830]) ).

thf(1856,plain,
    ! [B: $i,A: $i] :
      ( ( ( B @ tc_set )
       != ( t_a @ tc_set @ tc_set ) )
      | ( A != v_x )
      | ( A
       != ( t_a @ ( v_n @ ( v_S @ c_Zorn_Osucc ) ) ) ) ),
    inference(simp,[status(thm)],[1831]) ).

thf(1858,plain,
    ! [A: $i] :
      ( ( ( A @ tc_set )
       != ( t_a @ tc_set @ tc_set ) )
      | ( ( t_a @ ( v_n @ ( v_S @ c_Zorn_Osucc ) ) )
       != v_x ) ),
    inference(simp,[status(thm)],[1856]) ).

thf(1902,plain,
    ! [A: $i] :
      ( ( A
       != ( t_a @ tc_set ) )
      | ( ( t_a @ ( v_n @ ( v_S @ c_Zorn_Osucc ) ) )
       != v_x ) ),
    inference(simp,[status(thm)],[1858]) ).

thf(1942,plain,
    ( ( t_a @ ( v_n @ ( v_S @ c_Zorn_Osucc ) ) )
   != v_x ),
    inference(simp,[status(thm)],[1902]) ).

thf(44,plain,
    ( ( ( t_a @ tc_set @ tc_set @ ( v_x @ ( t_a @ ( v_n @ ( v_S @ c_Zorn_Osucc ) ) @ c_lessequals ) ) )
     != ( t_a @ tc_set @ tc_set @ tc_set @ ( t_a @ ( v_S @ c_Zorn_OTFin ) @ ( v_Y @ c_lessequals ) ) ) )
    | ~ $true ),
    inference(paramod_ordered,[status(thm)],[16,24]) ).

thf(45,plain,
    ( ( t_a @ tc_set @ tc_set @ ( v_x @ ( t_a @ ( v_n @ ( v_S @ c_Zorn_Osucc ) ) @ c_lessequals ) ) )
   != ( t_a @ tc_set @ tc_set @ tc_set @ ( t_a @ ( v_S @ c_Zorn_OTFin ) @ ( v_Y @ c_lessequals ) ) ) ),
    inference(simp,[status(thm)],[44]) ).

thf(46,plain,
    ( ( ( t_a @ tc_set @ tc_set @ tc_set )
     != ( t_a @ tc_set @ tc_set ) )
    | ( ( t_a @ ( v_S @ c_Zorn_OTFin ) )
     != v_x )
    | ( ( t_a @ ( v_n @ ( v_S @ c_Zorn_Osucc ) ) )
     != v_Y ) ),
    inference(simp,[status(thm)],[45]) ).

thf(659,plain,
    ( ( ( t_a @ tc_set @ tc_set )
     != ( t_a @ tc_set ) )
    | ( ( t_a @ ( v_S @ c_Zorn_OTFin ) )
     != v_x )
    | ( ( t_a @ ( v_n @ ( v_S @ c_Zorn_Osucc ) ) )
     != v_Y ) ),
    inference(simp,[status(thm)],[46]) ).

thf(718,plain,
    ( ( ( t_a @ tc_set )
     != t_a )
    | ( ( t_a @ ( v_S @ c_Zorn_OTFin ) )
     != v_x )
    | ( ( t_a @ ( v_n @ ( v_S @ c_Zorn_Osucc ) ) )
     != v_Y ) ),
    inference(simp,[status(thm)],[659]) ).

thf(14,axiom,
    ! [D: $i,C: $i,B: $i,A: $i] :
      ( ( C @ tc_set @ tc_set @ ( D @ ( C @ ( A @ ( B @ c_Zorn_Osucc ) ) @ c_lessequals ) ) )
      | ( C @ tc_set @ tc_set @ ( A @ ( D @ c_lessequals ) ) )
      | ~ ( C @ tc_set @ tc_set @ ( A @ ( C @ ( C @ ( A @ ( B @ c_Zorn_OTFin__linear__lemma1__1 ) ) @ ( B @ c_Zorn_Osucc ) ) @ c_lessequals ) ) )
      | ~ ( C @ tc_set @ tc_set @ ( C @ ( B @ c_Zorn_OTFin ) @ ( D @ c_in ) ) )
      | ~ ( C @ tc_set @ tc_set @ ( C @ ( B @ c_Zorn_OTFin ) @ ( A @ c_in ) ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',cls_Zorn_OTFin__linear__lemma1_3) ).

thf(39,plain,
    ! [D: $i,C: $i,B: $i,A: $i] :
      ( ( C @ tc_set @ tc_set @ ( D @ ( C @ ( A @ ( B @ c_Zorn_Osucc ) ) @ c_lessequals ) ) )
      | ( C @ tc_set @ tc_set @ ( A @ ( D @ c_lessequals ) ) )
      | ~ ( C @ tc_set @ tc_set @ ( A @ ( C @ ( C @ ( A @ ( B @ c_Zorn_OTFin__linear__lemma1__1 ) ) @ ( B @ c_Zorn_Osucc ) ) @ c_lessequals ) ) )
      | ~ ( C @ tc_set @ tc_set @ ( C @ ( B @ c_Zorn_OTFin ) @ ( D @ c_in ) ) )
      | ~ ( C @ tc_set @ tc_set @ ( C @ ( B @ c_Zorn_OTFin ) @ ( A @ c_in ) ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[14]) ).

thf(2,negated_conjecture,
    t_a @ tc_set @ tc_set @ ( t_a @ ( v_S @ c_Zorn_OTFin ) @ ( v_n @ c_in ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',cls_conjecture_1) ).

thf(18,plain,
    t_a @ tc_set @ tc_set @ ( t_a @ ( v_S @ c_Zorn_OTFin ) @ ( v_n @ c_in ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[2]) ).

thf(1838,plain,
    ! [B: $i,A: $i] :
      ( ( ( B @ tc_set @ ( A @ ( A @ c_lessequals ) ) )
       != ( t_a @ tc_set @ tc_set @ ( v_n @ ( v_x @ c_lessequals ) ) ) )
      | ~ $true ),
    inference(paramod_ordered,[status(thm)],[1824,21]) ).

thf(1839,plain,
    ! [B: $i,A: $i] :
      ( ( B @ tc_set @ ( A @ ( A @ c_lessequals ) ) )
     != ( t_a @ tc_set @ tc_set @ ( v_n @ ( v_x @ c_lessequals ) ) ) ),
    inference(simp,[status(thm)],[1838]) ).

thf(1857,plain,
    ! [B: $i,A: $i] :
      ( ( ( B @ tc_set )
       != ( t_a @ tc_set @ tc_set ) )
      | ( A != v_n )
      | ( A != v_x ) ),
    inference(simp,[status(thm)],[1839]) ).

thf(1859,plain,
    ! [A: $i] :
      ( ( ( A @ tc_set )
       != ( t_a @ tc_set @ tc_set ) )
      | ( v_x != v_n ) ),
    inference(simp,[status(thm)],[1857]) ).

thf(1863,plain,
    ! [A: $i] :
      ( ( A
       != ( t_a @ tc_set ) )
      | ( v_x != v_n ) ),
    inference(simp,[status(thm)],[1859]) ).

thf(1887,plain,
    v_x != v_n,
    inference(simp,[status(thm)],[1863]) ).

thf(10,axiom,
    ! [C: $i,B: $i,A: $i] : ( C @ tc_set @ tc_set @ ( C @ ( A @ ( B @ c_Zorn_Osucc ) ) @ ( A @ c_lessequals ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',cls_Zorn_OAbrial__axiom1_0) ).

thf(31,plain,
    ! [C: $i,B: $i,A: $i] : ( C @ tc_set @ tc_set @ ( C @ ( A @ ( B @ c_Zorn_Osucc ) ) @ ( A @ c_lessequals ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[10]) ).

thf(48,plain,
    ! [C: $i,B: $i,A: $i] :
      ( ( ( C @ tc_set @ tc_set @ ( C @ ( A @ ( B @ c_Zorn_Osucc ) ) @ ( A @ c_lessequals ) ) )
       != ( t_a @ tc_set @ tc_set @ ( v_x @ ( t_a @ ( v_n @ ( v_S @ c_Zorn_Osucc ) ) @ c_lessequals ) ) ) )
      | ~ $true ),
    inference(paramod_ordered,[status(thm)],[31,24]) ).

thf(49,plain,
    ! [C: $i,B: $i,A: $i] :
      ( ( C @ tc_set @ tc_set @ ( C @ ( A @ ( B @ c_Zorn_Osucc ) ) @ ( A @ c_lessequals ) ) )
     != ( t_a @ tc_set @ tc_set @ ( v_x @ ( t_a @ ( v_n @ ( v_S @ c_Zorn_Osucc ) ) @ c_lessequals ) ) ) ),
    inference(simp,[status(thm)],[48]) ).

thf(52,plain,
    ! [C: $i,B: $i,A: $i] :
      ( ( ( C @ tc_set @ tc_set )
       != ( t_a @ tc_set @ tc_set ) )
      | ( ( C @ ( A @ ( B @ c_Zorn_Osucc ) ) )
       != v_x )
      | ( A
       != ( t_a @ ( v_n @ ( v_S @ c_Zorn_Osucc ) ) ) ) ),
    inference(simp,[status(thm)],[49]) ).

thf(54,plain,
    ! [B: $i,A: $i] :
      ( ( ( B @ tc_set @ tc_set )
       != ( t_a @ tc_set @ tc_set ) )
      | ( ( B @ ( t_a @ ( v_n @ ( v_S @ c_Zorn_Osucc ) ) @ ( A @ c_Zorn_Osucc ) ) )
       != v_x ) ),
    inference(simp,[status(thm)],[52]) ).

thf(598,plain,
    ! [B: $i,A: $i] :
      ( ( ( B @ tc_set )
       != ( t_a @ tc_set ) )
      | ( ( B @ ( t_a @ ( v_n @ ( v_S @ c_Zorn_Osucc ) ) @ ( A @ c_Zorn_Osucc ) ) )
       != v_x ) ),
    inference(simp,[status(thm)],[54]) ).

thf(11,axiom,
    ! [D: $i,C: $i,B: $i,A: $i] :
      ( ( C @ tc_set @ tc_set @ ( D @ ( C @ ( A @ ( B @ c_Zorn_Osucc ) ) @ c_lessequals ) ) )
      | ( C @ tc_set @ tc_set @ ( A @ ( D @ c_lessequals ) ) )
      | ( C @ tc_set @ tc_set @ ( C @ ( B @ c_Zorn_OTFin ) @ ( C @ ( A @ ( B @ c_Zorn_OTFin__linear__lemma1__1 ) ) @ c_in ) ) )
      | ~ ( C @ tc_set @ tc_set @ ( C @ ( B @ c_Zorn_OTFin ) @ ( D @ c_in ) ) )
      | ~ ( C @ tc_set @ tc_set @ ( C @ ( B @ c_Zorn_OTFin ) @ ( A @ c_in ) ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',cls_Zorn_OTFin__linear__lemma1_0) ).

thf(32,plain,
    ! [D: $i,C: $i,B: $i,A: $i] :
      ( ( C @ tc_set @ tc_set @ ( D @ ( C @ ( A @ ( B @ c_Zorn_Osucc ) ) @ c_lessequals ) ) )
      | ( C @ tc_set @ tc_set @ ( A @ ( D @ c_lessequals ) ) )
      | ( C @ tc_set @ tc_set @ ( C @ ( B @ c_Zorn_OTFin ) @ ( C @ ( A @ ( B @ c_Zorn_OTFin__linear__lemma1__1 ) ) @ c_in ) ) )
      | ~ ( C @ tc_set @ tc_set @ ( C @ ( B @ c_Zorn_OTFin ) @ ( D @ c_in ) ) )
      | ~ ( C @ tc_set @ tc_set @ ( C @ ( B @ c_Zorn_OTFin ) @ ( A @ c_in ) ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[11]) ).

thf(12,axiom,
    ! [D: $i,C: $i,B: $i,A: $i] :
      ( ( C @ tc_set @ tc_set @ ( D @ ( C @ ( A @ ( B @ c_Zorn_Osucc ) ) @ c_lessequals ) ) )
      | ( C @ tc_set @ tc_set @ ( A @ ( C @ ( A @ ( B @ c_Zorn_OTFin__linear__lemma1__1 ) ) @ c_lessequals ) ) )
      | ( C @ tc_set @ tc_set @ ( A @ ( D @ c_lessequals ) ) )
      | ~ ( C @ tc_set @ tc_set @ ( C @ ( B @ c_Zorn_OTFin ) @ ( D @ c_in ) ) )
      | ~ ( C @ tc_set @ tc_set @ ( C @ ( B @ c_Zorn_OTFin ) @ ( A @ c_in ) ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',cls_Zorn_OTFin__linear__lemma1_1) ).

thf(34,plain,
    ! [D: $i,C: $i,B: $i,A: $i] :
      ( ( C @ tc_set @ tc_set @ ( D @ ( C @ ( A @ ( B @ c_Zorn_Osucc ) ) @ c_lessequals ) ) )
      | ( C @ tc_set @ tc_set @ ( A @ ( C @ ( A @ ( B @ c_Zorn_OTFin__linear__lemma1__1 ) ) @ c_lessequals ) ) )
      | ( C @ tc_set @ tc_set @ ( A @ ( D @ c_lessequals ) ) )
      | ~ ( C @ tc_set @ tc_set @ ( C @ ( B @ c_Zorn_OTFin ) @ ( D @ c_in ) ) )
      | ~ ( C @ tc_set @ tc_set @ ( C @ ( B @ c_Zorn_OTFin ) @ ( A @ c_in ) ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[12]) ).

thf(1171,plain,
    ! [A: $i] :
      ( ( ( t_a @ tc_set @ tc_set @ ( v_S @ ( t_a @ ( A @ ( v_S @ c_Zorn_Osucc ) ) @ c_lessequals ) ) )
       != ( t_a @ tc_set @ tc_set @ ( v_n @ ( v_x @ c_lessequals ) ) ) )
      | ~ $true
      | ( ( t_a @ tc_set )
       != t_a )
      | ( ( t_a @ ( A @ c_Zorn_OTFin ) )
       != v_n )
      | ( v_x != v_Y )
      | ~ ( t_a @ tc_set @ tc_set @ ( v_Y @ ( v_S @ c_in ) ) )
      | ~ ( t_a @ tc_set @ tc_set @ ( t_a @ ( v_S @ c_Zorn_OTFin ) @ ( A @ c_in ) ) )
      | ~ ( t_a @ tc_set @ tc_set @ ( v_S @ ( A @ c_lessequals ) ) ) ),
    inference(paramod_ordered,[status(thm)],[74,21]) ).

thf(1172,plain,
    ! [A: $i] :
      ( ( ( t_a @ tc_set @ tc_set @ ( v_S @ ( t_a @ ( A @ ( v_S @ c_Zorn_Osucc ) ) @ c_lessequals ) ) )
       != ( t_a @ tc_set @ tc_set @ ( v_n @ ( v_x @ c_lessequals ) ) ) )
      | ( ( t_a @ tc_set )
       != t_a )
      | ( ( t_a @ ( A @ c_Zorn_OTFin ) )
       != v_n )
      | ( v_x != v_Y )
      | ~ ( t_a @ tc_set @ tc_set @ ( v_Y @ ( v_S @ c_in ) ) )
      | ~ ( t_a @ tc_set @ tc_set @ ( t_a @ ( v_S @ c_Zorn_OTFin ) @ ( A @ c_in ) ) )
      | ~ ( t_a @ tc_set @ tc_set @ ( v_S @ ( A @ c_lessequals ) ) ) ),
    inference(simp,[status(thm)],[1171]) ).

thf(1324,plain,
    ! [A: $i] :
      ( ( ( t_a @ tc_set @ tc_set )
       != ( t_a @ tc_set @ tc_set ) )
      | ( v_n != v_S )
      | ( ( t_a @ ( A @ ( v_S @ c_Zorn_Osucc ) ) )
       != v_x )
      | ( ( t_a @ tc_set )
       != t_a )
      | ( ( t_a @ ( A @ c_Zorn_OTFin ) )
       != v_n )
      | ( v_x != v_Y )
      | ~ ( t_a @ tc_set @ tc_set @ ( v_Y @ ( v_S @ c_in ) ) )
      | ~ ( t_a @ tc_set @ tc_set @ ( t_a @ ( v_S @ c_Zorn_OTFin ) @ ( A @ c_in ) ) )
      | ~ ( t_a @ tc_set @ tc_set @ ( v_S @ ( A @ c_lessequals ) ) ) ),
    inference(simp,[status(thm)],[1172]) ).

thf(1356,plain,
    ! [A: $i] :
      ( ( v_n != v_S )
      | ( ( t_a @ ( A @ ( v_S @ c_Zorn_Osucc ) ) )
       != v_x )
      | ( ( t_a @ tc_set )
       != t_a )
      | ( ( t_a @ ( A @ c_Zorn_OTFin ) )
       != v_n )
      | ( v_x != v_Y )
      | ~ ( t_a @ tc_set @ tc_set @ ( v_Y @ ( v_S @ c_in ) ) )
      | ~ ( t_a @ tc_set @ tc_set @ ( t_a @ ( v_S @ c_Zorn_OTFin ) @ ( A @ c_in ) ) )
      | ~ ( t_a @ tc_set @ tc_set @ ( v_S @ ( A @ c_lessequals ) ) ) ),
    inference(simp,[status(thm)],[1324]) ).

thf(890,plain,
    ! [G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( ( C @ ( A @ ( C @ ( B @ ( A @ c_Main_OsubsetI__1 ) ) @ c_in ) ) )
       != ( F @ ( E @ ( D @ c_in ) ) ) )
      | ( F @ ( G @ ( D @ c_in ) ) )
      | ~ ( F @ tc_set @ ( G @ ( E @ c_lessequals ) ) )
      | ~ $true
      | ( C @ tc_set @ ( B @ ( A @ c_lessequals ) ) ) ),
    inference(paramod_ordered,[status(thm)],[28,26]) ).

thf(891,plain,
    ! [G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( ( C @ ( A @ ( C @ ( B @ ( A @ c_Main_OsubsetI__1 ) ) @ c_in ) ) )
       != ( F @ ( E @ ( D @ c_in ) ) ) )
      | ( F @ ( G @ ( D @ c_in ) ) )
      | ~ ( F @ tc_set @ ( G @ ( E @ c_lessequals ) ) )
      | ( C @ tc_set @ ( B @ ( A @ c_lessequals ) ) ) ),
    inference(simp,[status(thm)],[890]) ).

thf(892,plain,
    ! [D: $i,C: $i,B: $i,A: $i] :
      ( ( D @ ( A @ ( D @ ( C @ ( B @ c_Main_OsubsetI__1 ) ) @ c_in ) ) )
      | ~ ( D @ tc_set @ ( A @ ( B @ c_lessequals ) ) )
      | ( D @ tc_set @ ( C @ ( B @ c_lessequals ) ) ) ),
    inference(pattern_uni,[status(thm)],[891:[bind(A,$thf( H )),bind(B,$thf( I )),bind(C,$thf( J )),bind(D,$thf( J @ ( I @ ( H @ c_Main_OsubsetI__1 ) ) )),bind(E,$thf( H )),bind(F,$thf( J ))]]) ).

thf(922,plain,
    ! [D: $i,C: $i,B: $i,A: $i] :
      ( ( D @ ( A @ ( D @ ( C @ ( B @ c_Main_OsubsetI__1 ) ) @ c_in ) ) )
      | ~ ( D @ tc_set @ ( A @ ( B @ c_lessequals ) ) )
      | ( D @ tc_set @ ( C @ ( B @ c_lessequals ) ) ) ),
    inference(simp,[status(thm)],[892]) ).

thf(1626,plain,
    ! [D: $i,C: $i,B: $i,A: $i] :
      ( ( ( t_a @ tc_set @ tc_set @ tc_set @ ( t_a @ ( v_S @ c_Zorn_OTFin ) @ ( v_Y @ c_lessequals ) ) )
       != ( D @ tc_set @ ( A @ ( B @ c_lessequals ) ) ) )
      | ( D @ ( A @ ( D @ ( C @ ( B @ c_Main_OsubsetI__1 ) ) @ c_in ) ) )
      | ~ $true
      | ( D @ tc_set @ ( C @ ( B @ c_lessequals ) ) ) ),
    inference(paramod_ordered,[status(thm)],[16,922]) ).

thf(1627,plain,
    ! [D: $i,C: $i,B: $i,A: $i] :
      ( ( ( t_a @ tc_set @ tc_set @ tc_set @ ( t_a @ ( v_S @ c_Zorn_OTFin ) @ ( v_Y @ c_lessequals ) ) )
       != ( D @ tc_set @ ( A @ ( B @ c_lessequals ) ) ) )
      | ( D @ ( A @ ( D @ ( C @ ( B @ c_Main_OsubsetI__1 ) ) @ c_in ) ) )
      | ( D @ tc_set @ ( C @ ( B @ c_lessequals ) ) ) ),
    inference(simp,[status(thm)],[1626]) ).

thf(1628,plain,
    ! [A: $i] :
      ( ( t_a @ tc_set @ tc_set @ ( t_a @ ( v_S @ c_Zorn_OTFin ) @ ( t_a @ tc_set @ tc_set @ ( A @ ( v_Y @ c_Main_OsubsetI__1 ) ) @ c_in ) ) )
      | ( t_a @ tc_set @ tc_set @ tc_set @ ( A @ ( v_Y @ c_lessequals ) ) ) ),
    inference(pattern_uni,[status(thm)],[1627:[bind(A,$thf( t_a @ ( v_S @ c_Zorn_OTFin ) )),bind(B,$thf( v_Y )),bind(C,$thf( C )),bind(D,$thf( t_a @ tc_set @ tc_set ))]]) ).

thf(1667,plain,
    ! [A: $i] :
      ( ( t_a @ tc_set @ tc_set @ ( t_a @ ( v_S @ c_Zorn_OTFin ) @ ( t_a @ tc_set @ tc_set @ ( A @ ( v_Y @ c_Main_OsubsetI__1 ) ) @ c_in ) ) )
      | ( t_a @ tc_set @ tc_set @ tc_set @ ( A @ ( v_Y @ c_lessequals ) ) ) ),
    inference(simp,[status(thm)],[1628]) ).

thf(893,plain,
    ! [D: $i,C: $i,B: $i,A: $i] :
      ( ( ( t_a @ tc_set @ tc_set @ tc_set @ ( t_a @ ( v_S @ c_Zorn_OTFin ) @ ( v_Y @ c_lessequals ) ) )
       != ( C @ tc_set @ ( D @ ( B @ c_lessequals ) ) ) )
      | ( C @ ( D @ ( A @ c_in ) ) )
      | ~ $true
      | ~ ( C @ ( B @ ( A @ c_in ) ) ) ),
    inference(paramod_ordered,[status(thm)],[16,26]) ).

thf(894,plain,
    ! [D: $i,C: $i,B: $i,A: $i] :
      ( ( ( t_a @ tc_set @ tc_set @ tc_set @ ( t_a @ ( v_S @ c_Zorn_OTFin ) @ ( v_Y @ c_lessequals ) ) )
       != ( C @ tc_set @ ( D @ ( B @ c_lessequals ) ) ) )
      | ( C @ ( D @ ( A @ c_in ) ) )
      | ~ ( C @ ( B @ ( A @ c_in ) ) ) ),
    inference(simp,[status(thm)],[893]) ).

thf(895,plain,
    ! [A: $i] :
      ( ( t_a @ tc_set @ tc_set @ ( t_a @ ( v_S @ c_Zorn_OTFin ) @ ( A @ c_in ) ) )
      | ~ ( t_a @ tc_set @ tc_set @ ( v_Y @ ( A @ c_in ) ) ) ),
    inference(pattern_uni,[status(thm)],[894:[bind(A,$thf( A )),bind(B,$thf( v_Y )),bind(C,$thf( t_a @ tc_set @ tc_set )),bind(D,$thf( t_a @ ( v_S @ c_Zorn_OTFin ) ))]]) ).

thf(834,plain,
    ! [B: $i,A: $i] :
      ( ( B != t_a )
      | ( ( B @ ( t_a @ ( v_n @ ( v_S @ c_Zorn_Osucc ) ) @ ( A @ c_Zorn_Osucc ) ) )
       != v_x ) ),
    inference(simp,[status(thm)],[598]) ).

thf(868,plain,
    ! [A: $i] :
      ( ( t_a @ ( t_a @ ( v_n @ ( v_S @ c_Zorn_Osucc ) ) @ ( A @ c_Zorn_Osucc ) ) )
     != v_x ),
    inference(simp,[status(thm)],[834]) ).

thf(964,plain,
    ! [D: $i,C: $i,B: $i,A: $i] :
      ( ( ( C @ tc_set @ tc_set @ ( C @ ( A @ ( B @ c_Zorn_Osucc ) ) @ ( A @ c_lessequals ) ) )
       != ( t_a @ tc_set @ tc_set @ tc_set @ ( D @ ( v_Y @ c_lessequals ) ) ) )
      | ( t_a @ tc_set @ tc_set @ ( D @ ( v_x @ c_in ) ) )
      | ~ $true ),
    inference(paramod_ordered,[status(thm)],[31,920]) ).

thf(965,plain,
    ! [D: $i,C: $i,B: $i,A: $i] :
      ( ( ( C @ tc_set @ tc_set @ ( C @ ( A @ ( B @ c_Zorn_Osucc ) ) @ ( A @ c_lessequals ) ) )
       != ( t_a @ tc_set @ tc_set @ tc_set @ ( D @ ( v_Y @ c_lessequals ) ) ) )
      | ( t_a @ tc_set @ tc_set @ ( D @ ( v_x @ c_in ) ) ) ),
    inference(simp,[status(thm)],[964]) ).

thf(966,plain,
    ! [A: $i] : ( t_a @ tc_set @ tc_set @ ( t_a @ tc_set @ ( v_Y @ ( A @ c_Zorn_Osucc ) ) @ ( v_x @ c_in ) ) ),
    inference(pattern_uni,[status(thm)],[965:[bind(A,$thf( v_Y )),bind(B,$thf( E )),bind(C,$thf( t_a @ tc_set )),bind(D,$thf( t_a @ tc_set @ ( v_Y @ ( E @ c_Zorn_Osucc ) ) ))]]) ).

thf(1015,plain,
    ! [A: $i] : ( t_a @ tc_set @ tc_set @ ( t_a @ tc_set @ ( v_Y @ ( A @ c_Zorn_Osucc ) ) @ ( v_x @ c_in ) ) ),
    inference(simp,[status(thm)],[966]) ).

thf(50,plain,
    ! [C: $i,B: $i,A: $i] :
      ( ( ( C @ tc_set @ tc_set @ ( C @ ( A @ ( B @ c_Zorn_Osucc ) ) @ ( A @ c_lessequals ) ) )
       != ( t_a @ tc_set @ tc_set @ ( v_n @ ( v_x @ c_lessequals ) ) ) )
      | ~ $true ),
    inference(paramod_ordered,[status(thm)],[31,21]) ).

thf(51,plain,
    ! [C: $i,B: $i,A: $i] :
      ( ( C @ tc_set @ tc_set @ ( C @ ( A @ ( B @ c_Zorn_Osucc ) ) @ ( A @ c_lessequals ) ) )
     != ( t_a @ tc_set @ tc_set @ ( v_n @ ( v_x @ c_lessequals ) ) ) ),
    inference(simp,[status(thm)],[50]) ).

thf(53,plain,
    ! [C: $i,B: $i,A: $i] :
      ( ( ( C @ tc_set @ tc_set )
       != ( t_a @ tc_set @ tc_set ) )
      | ( ( C @ ( A @ ( B @ c_Zorn_Osucc ) ) )
       != v_n )
      | ( A != v_x ) ),
    inference(simp,[status(thm)],[51]) ).

thf(55,plain,
    ! [B: $i,A: $i] :
      ( ( ( B @ tc_set @ tc_set )
       != ( t_a @ tc_set @ tc_set ) )
      | ( ( B @ ( v_x @ ( A @ c_Zorn_Osucc ) ) )
       != v_n ) ),
    inference(simp,[status(thm)],[53]) ).

thf(505,plain,
    ! [B: $i,A: $i] :
      ( ( ( B @ tc_set )
       != ( t_a @ tc_set ) )
      | ( ( B @ ( v_x @ ( A @ c_Zorn_Osucc ) ) )
       != v_n ) ),
    inference(simp,[status(thm)],[55]) ).

thf(548,plain,
    ! [B: $i,A: $i] :
      ( ( B != t_a )
      | ( ( B @ ( v_x @ ( A @ c_Zorn_Osucc ) ) )
       != v_n ) ),
    inference(simp,[status(thm)],[505]) ).

thf(571,plain,
    ! [A: $i] :
      ( ( t_a @ ( v_x @ ( A @ c_Zorn_Osucc ) ) )
     != v_n ),
    inference(simp,[status(thm)],[548]) ).

thf(961,plain,
    ! [A: $i] :
      ( ( ( t_a @ tc_set @ tc_set @ tc_set @ ( t_a @ ( v_S @ c_Zorn_OTFin ) @ ( v_Y @ c_lessequals ) ) )
       != ( t_a @ tc_set @ tc_set @ tc_set @ ( A @ ( v_Y @ c_lessequals ) ) ) )
      | ( t_a @ tc_set @ tc_set @ ( A @ ( v_x @ c_in ) ) )
      | ~ $true ),
    inference(paramod_ordered,[status(thm)],[16,920]) ).

thf(962,plain,
    ! [A: $i] :
      ( ( ( t_a @ tc_set @ tc_set @ tc_set @ ( t_a @ ( v_S @ c_Zorn_OTFin ) @ ( v_Y @ c_lessequals ) ) )
       != ( t_a @ tc_set @ tc_set @ tc_set @ ( A @ ( v_Y @ c_lessequals ) ) ) )
      | ( t_a @ tc_set @ tc_set @ ( A @ ( v_x @ c_in ) ) ) ),
    inference(simp,[status(thm)],[961]) ).

thf(963,plain,
    t_a @ tc_set @ tc_set @ ( t_a @ ( v_S @ c_Zorn_OTFin ) @ ( v_x @ c_in ) ),
    inference(pattern_uni,[status(thm)],[962:[bind(A,$thf( t_a @ ( v_S @ c_Zorn_OTFin ) ))]]) ).

thf(13,axiom,
    ! [D: $i,C: $i,B: $i,A: $i] :
      ( ( C @ tc_set @ tc_set @ ( D @ ( C @ ( A @ ( B @ c_Zorn_Osucc ) ) @ c_lessequals ) ) )
      | ( C @ tc_set @ tc_set @ ( A @ ( D @ c_lessequals ) ) )
      | ( ( C @ ( A @ ( B @ c_Zorn_OTFin__linear__lemma1__1 ) ) )
       != A )
      | ~ ( C @ tc_set @ tc_set @ ( C @ ( B @ c_Zorn_OTFin ) @ ( D @ c_in ) ) )
      | ~ ( C @ tc_set @ tc_set @ ( C @ ( B @ c_Zorn_OTFin ) @ ( A @ c_in ) ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',cls_Zorn_OTFin__linear__lemma1_2) ).

thf(36,plain,
    ! [D: $i,C: $i,B: $i,A: $i] :
      ( ( C @ tc_set @ tc_set @ ( D @ ( C @ ( A @ ( B @ c_Zorn_Osucc ) ) @ c_lessequals ) ) )
      | ( C @ tc_set @ tc_set @ ( A @ ( D @ c_lessequals ) ) )
      | ( ( C @ ( A @ ( B @ c_Zorn_OTFin__linear__lemma1__1 ) ) )
       != A )
      | ~ ( C @ tc_set @ tc_set @ ( C @ ( B @ c_Zorn_OTFin ) @ ( D @ c_in ) ) )
      | ~ ( C @ tc_set @ tc_set @ ( C @ ( B @ c_Zorn_OTFin ) @ ( A @ c_in ) ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[13]) ).

thf(5216,plain,
    $false,
    inference(e,[status(thm)],[56,74,920,1942,718,27,39,18,659,24,25,1887,20,46,29,28,598,1824,21,17,32,34,54,1356,1667,895,868,1015,505,922,16,31,571,43,963,26,55,23,36,30,19,47,15]) ).

%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.00/0.05  % Problem  : SET857-2 : TPTP v9.3.1. Released v3.2.0.
% 0.00/0.11  % Command  : java -Xss128m -Xmx2g -Xms1g -jar /export/starexec/sandbox2/solver/bin/leo3.jar /export/starexec/sandbox2/benchmark/theBenchmark.p -t 300 -p  --atp eprover=/export/starexec/sandbox2/solver/bin/externals/eprover --instantiate 39
% 0.23/0.48  % Computer : n020.cluster.edu
% 0.23/0.48  % Model    : x86_64 x86_64
% 0.23/0.48  % CPU      : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.23/0.48  % Memory   : 8046.5625MB
% 0.23/0.48  % OS       : Linux 6.8.0-71-generic
% 0.23/0.48  % CPULimit : 300
% 0.23/0.48  % WCLimit  : 300
% 0.23/0.48  % DateTime : Sat Sep 26 08:22:49 UTC 2026
% 0.23/0.48  % CPUTime  : 
% 0.23/0.48  Running java -Xss128m -Xmx2g -Xms1g -jar /export/starexec/sandbox2/solver/bin/leo3.jar /export/starexec/sandbox2/benchmark/theBenchmark.p -t 300 -p  --atp eprover=/export/starexec/sandbox2/solver/bin/externals/eprover --instantiate 39
% 1.44/1.30  % [INFO] 	 Parsing problem /export/starexec/sandbox2/benchmark/theBenchmark.p ... 
% 1.81/1.59  % [INFO] 	 Parsing done (276ms). 
% 2.07/1.61  % [INFO] 	 Running in sequential loop mode. 
% 2.87/2.12  % [INFO] 	 eprover registered as external prover. 
% 2.87/2.12  % [INFO] 	 Scanning for conjecture ... 
% 3.22/2.24  % [INFO] 	 Found a conjecture (or negated_conjecture) and 8 axioms. Running axiom selection ... 
% 3.22/2.29  % [INFO] 	 Axiom selection finished. Selected 8 axioms (removed 0 axioms). 
% 3.41/2.32  % [INFO] 	 Problem is propositional (TPTP CNF). 
% 3.41/2.32  % [INFO] 	 Type checking passed. 
% 3.41/2.32  % [CONFIG] 	 Using configuration: timeout(300) with strategy<name(default),share(1.0),primSubst(3),sos(false),unifierCount(4),uniDepth(8),boolExt(true),choice(true),renaming(true),funcspec(false), domConstr(0),specialInstances(39),restrictUniAttempts(true),termOrdering(CPO)>.  Searching for refutation ... 
% 47.49/11.26  % External prover 'e' found a proof!
% 47.49/11.27  % [INFO] 	 Killing All external provers ... 
% 47.49/11.27  % Time passed: 10583ms (effective reasoning time: 9653ms)
% 47.49/11.27  % Axioms used in derivation (8): cls_Set_OsubsetI_1, cls_Zorn_OTFin__linear__lemma1_0, cls_Set_OsubsetI_0, cls_Zorn_OTFin__linear__lemma1_3, cls_Set_OsubsetD_0, cls_Zorn_OTFin__linear__lemma1_2, cls_Zorn_OAbrial__axiom1_0, cls_Zorn_OTFin__linear__lemma1_1
% 47.49/11.27  % No. of inferences in proof: 104
% 47.49/11.27  % SZS status Unsatisfiable for /export/starexec/sandbox2/benchmark/theBenchmark.p : 10583 ms resp. 9653 ms w/o parsing
% 39.81/11.39  % SZS output start Refutation for /export/starexec/sandbox2/benchmark/theBenchmark.p
% See solution above
% 39.81/11.39  % [INFO] 	 Killing All external provers ... 
%------------------------------------------------------------------------------