TSTP Solution File: SET102+1 by Vampire-SAT---4.8

View Problem - Process Solution

%------------------------------------------------------------------------------
% File     : Vampire-SAT---4.8
% Problem  : SET102+1 : TPTP v8.1.2. Bugfixed v5.4.0.
% Transfm  : none
% Format   : tptp:raw
% Command  : vampire --mode casc_sat -m 16384 --cores 7 -t %d %s

% 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 : Sun May  5 09:11:13 EDT 2024

% Result   : Theorem 0.20s 0.38s
% Output   : Refutation 0.20s
% Verified : 
% SZS Type : Refutation
%            Derivation depth      :    7
%            Number of leaves      :   83
% Syntax   : Number of formulae    :  247 (  76 unt;   0 def)
%            Number of atoms       :  657 (  60 equ)
%            Maximal formula atoms :    8 (   2 avg)
%            Number of connectives :  627 ( 217   ~; 212   |; 111   &)
%                                         (  70 <=>;  17  =>;   0  <=;   0 <~>)
%            Maximal formula depth :    9 (   4 avg)
%            Maximal term depth    :    4 (   1 avg)
%            Number of predicates  :   54 (  52 usr;  48 prp; 0-2 aty)
%            Number of functors    :   30 (  30 usr;   9 con; 0-3 aty)
%            Number of variables   :  348 ( 319   !;  29   ?)

% Comments : 
%------------------------------------------------------------------------------
fof(f534,plain,
    $false,
    inference(avatar_sat_refutation,[],[f271,f276,f280,f284,f289,f293,f298,f303,f308,f312,f316,f320,f326,f330,f334,f338,f342,f346,f350,f354,f358,f362,f366,f370,f374,f378,f393,f397,f401,f405,f413,f417,f421,f425,f429,f433,f437,f441,f467,f471,f476,f480,f484,f488,f527,f531,f533]) ).

fof(f533,plain,
    ( ~ spl8_11
    | spl8_42 ),
    inference(avatar_contradiction_clause,[],[f532]) ).

fof(f532,plain,
    ( $false
    | ~ spl8_11
    | spl8_42 ),
    inference(resolution,[],[f475,f315]) ).

fof(f315,plain,
    ( ! [X0,X1] : member(unordered_pair(X0,X1),universal_class)
    | ~ spl8_11 ),
    inference(avatar_component_clause,[],[f314]) ).

fof(f314,plain,
    ( spl8_11
  <=> ! [X0,X1] : member(unordered_pair(X0,X1),universal_class) ),
    introduced(avatar_definition,[new_symbols(naming,[spl8_11])]) ).

fof(f475,plain,
    ( ~ member(unordered_pair(sK0,unordered_pair(sK1,sK1)),universal_class)
    | spl8_42 ),
    inference(avatar_component_clause,[],[f473]) ).

fof(f473,plain,
    ( spl8_42
  <=> member(unordered_pair(sK0,unordered_pair(sK1,sK1)),universal_class) ),
    introduced(avatar_definition,[new_symbols(naming,[spl8_42])]) ).

fof(f531,plain,
    spl8_47,
    inference(avatar_split_clause,[],[f180,f529]) ).

fof(f529,plain,
    ( spl8_47
  <=> ! [X0,X1] :
        ( member(X0,power_class(X1))
        | ~ subclass(X0,X1)
        | ~ member(X0,universal_class) ) ),
    introduced(avatar_definition,[new_symbols(naming,[spl8_47])]) ).

fof(f180,plain,
    ! [X0,X1] :
      ( member(X0,power_class(X1))
      | ~ subclass(X0,X1)
      | ~ member(X0,universal_class) ),
    inference(cnf_transformation,[],[f106]) ).

fof(f106,plain,
    ! [X0,X1] :
      ( ( member(X0,power_class(X1))
        | ~ subclass(X0,X1)
        | ~ member(X0,universal_class) )
      & ( ( subclass(X0,X1)
          & member(X0,universal_class) )
        | ~ member(X0,power_class(X1)) ) ),
    inference(flattening,[],[f105]) ).

fof(f105,plain,
    ! [X0,X1] :
      ( ( member(X0,power_class(X1))
        | ~ subclass(X0,X1)
        | ~ member(X0,universal_class) )
      & ( ( subclass(X0,X1)
          & member(X0,universal_class) )
        | ~ member(X0,power_class(X1)) ) ),
    inference(nnf_transformation,[],[f57]) ).

fof(f57,plain,
    ! [X0,X1] :
      ( member(X0,power_class(X1))
    <=> ( subclass(X0,X1)
        & member(X0,universal_class) ) ),
    inference(rectify,[],[f33]) ).

fof(f33,axiom,
    ! [X2,X0] :
      ( member(X2,power_class(X0))
    <=> ( subclass(X2,X0)
        & member(X2,universal_class) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',power_class_defn) ).

fof(f527,plain,
    spl8_46,
    inference(avatar_split_clause,[],[f177,f525]) ).

fof(f525,plain,
    ( spl8_46
  <=> ! [X0,X1] :
        ( member(X1,complement(X0))
        | member(X1,X0)
        | ~ member(X1,universal_class) ) ),
    introduced(avatar_definition,[new_symbols(naming,[spl8_46])]) ).

fof(f177,plain,
    ! [X0,X1] :
      ( member(X1,complement(X0))
      | member(X1,X0)
      | ~ member(X1,universal_class) ),
    inference(cnf_transformation,[],[f104]) ).

fof(f104,plain,
    ! [X0,X1] :
      ( ( member(X1,complement(X0))
        | member(X1,X0)
        | ~ member(X1,universal_class) )
      & ( ( ~ member(X1,X0)
          & member(X1,universal_class) )
        | ~ member(X1,complement(X0)) ) ),
    inference(flattening,[],[f103]) ).

fof(f103,plain,
    ! [X0,X1] :
      ( ( member(X1,complement(X0))
        | member(X1,X0)
        | ~ member(X1,universal_class) )
      & ( ( ~ member(X1,X0)
          & member(X1,universal_class) )
        | ~ member(X1,complement(X0)) ) ),
    inference(nnf_transformation,[],[f56]) ).

fof(f56,plain,
    ! [X0,X1] :
      ( member(X1,complement(X0))
    <=> ( ~ member(X1,X0)
        & member(X1,universal_class) ) ),
    inference(rectify,[],[f14]) ).

fof(f14,axiom,
    ! [X0,X4] :
      ( member(X4,complement(X0))
    <=> ( ~ member(X4,X0)
        & member(X4,universal_class) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',complement) ).

fof(f488,plain,
    spl8_45,
    inference(avatar_split_clause,[],[f185,f486]) ).

fof(f486,plain,
    ( spl8_45
  <=> ! [X0,X1] :
        ( member(sK5(X0,X1),X1)
        | ~ member(X0,sum_class(X1)) ) ),
    introduced(avatar_definition,[new_symbols(naming,[spl8_45])]) ).

fof(f185,plain,
    ! [X0,X1] :
      ( member(sK5(X0,X1),X1)
      | ~ member(X0,sum_class(X1)) ),
    inference(cnf_transformation,[],[f112]) ).

fof(f112,plain,
    ! [X0,X1] :
      ( ( member(X0,sum_class(X1))
        | ! [X2] :
            ( ~ member(X2,X1)
            | ~ member(X0,X2) ) )
      & ( ( member(sK5(X0,X1),X1)
          & member(X0,sK5(X0,X1)) )
        | ~ member(X0,sum_class(X1)) ) ),
    inference(skolemisation,[status(esa),new_symbols(skolem,[sK5])],[f110,f111]) ).

fof(f111,plain,
    ! [X0,X1] :
      ( ? [X3] :
          ( member(X3,X1)
          & member(X0,X3) )
     => ( member(sK5(X0,X1),X1)
        & member(X0,sK5(X0,X1)) ) ),
    introduced(choice_axiom,[]) ).

fof(f110,plain,
    ! [X0,X1] :
      ( ( member(X0,sum_class(X1))
        | ! [X2] :
            ( ~ member(X2,X1)
            | ~ member(X0,X2) ) )
      & ( ? [X3] :
            ( member(X3,X1)
            & member(X0,X3) )
        | ~ member(X0,sum_class(X1)) ) ),
    inference(rectify,[],[f109]) ).

fof(f109,plain,
    ! [X0,X1] :
      ( ( member(X0,sum_class(X1))
        | ! [X2] :
            ( ~ member(X2,X1)
            | ~ member(X0,X2) ) )
      & ( ? [X2] :
            ( member(X2,X1)
            & member(X0,X2) )
        | ~ member(X0,sum_class(X1)) ) ),
    inference(nnf_transformation,[],[f59]) ).

fof(f59,plain,
    ! [X0,X1] :
      ( member(X0,sum_class(X1))
    <=> ? [X2] :
          ( member(X2,X1)
          & member(X0,X2) ) ),
    inference(rectify,[],[f31]) ).

fof(f31,axiom,
    ! [X2,X0] :
      ( member(X2,sum_class(X0))
    <=> ? [X1] :
          ( member(X1,X0)
          & member(X2,X1) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',sum_class_defn) ).

fof(f484,plain,
    spl8_44,
    inference(avatar_split_clause,[],[f184,f482]) ).

fof(f482,plain,
    ( spl8_44
  <=> ! [X0,X1] :
        ( member(X0,sK5(X0,X1))
        | ~ member(X0,sum_class(X1)) ) ),
    introduced(avatar_definition,[new_symbols(naming,[spl8_44])]) ).

fof(f184,plain,
    ! [X0,X1] :
      ( member(X0,sK5(X0,X1))
      | ~ member(X0,sum_class(X1)) ),
    inference(cnf_transformation,[],[f112]) ).

fof(f480,plain,
    spl8_43,
    inference(avatar_split_clause,[],[f172,f478]) ).

fof(f478,plain,
    ( spl8_43
  <=> ! [X0,X1,X3] :
        ( member(X3,X1)
        | ~ member(X3,X0)
        | ~ subclass(X0,X1) ) ),
    introduced(avatar_definition,[new_symbols(naming,[spl8_43])]) ).

fof(f172,plain,
    ! [X3,X0,X1] :
      ( member(X3,X1)
      | ~ member(X3,X0)
      | ~ subclass(X0,X1) ),
    inference(cnf_transformation,[],[f102]) ).

fof(f102,plain,
    ! [X0,X1] :
      ( ( subclass(X0,X1)
        | ( ~ member(sK4(X0,X1),X1)
          & member(sK4(X0,X1),X0) ) )
      & ( ! [X3] :
            ( member(X3,X1)
            | ~ member(X3,X0) )
        | ~ subclass(X0,X1) ) ),
    inference(skolemisation,[status(esa),new_symbols(skolem,[sK4])],[f100,f101]) ).

fof(f101,plain,
    ! [X0,X1] :
      ( ? [X2] :
          ( ~ member(X2,X1)
          & member(X2,X0) )
     => ( ~ member(sK4(X0,X1),X1)
        & member(sK4(X0,X1),X0) ) ),
    introduced(choice_axiom,[]) ).

fof(f100,plain,
    ! [X0,X1] :
      ( ( subclass(X0,X1)
        | ? [X2] :
            ( ~ member(X2,X1)
            & member(X2,X0) ) )
      & ( ! [X3] :
            ( member(X3,X1)
            | ~ member(X3,X0) )
        | ~ subclass(X0,X1) ) ),
    inference(rectify,[],[f99]) ).

fof(f99,plain,
    ! [X0,X1] :
      ( ( subclass(X0,X1)
        | ? [X2] :
            ( ~ member(X2,X1)
            & member(X2,X0) ) )
      & ( ! [X2] :
            ( member(X2,X1)
            | ~ member(X2,X0) )
        | ~ subclass(X0,X1) ) ),
    inference(nnf_transformation,[],[f80]) ).

fof(f80,plain,
    ! [X0,X1] :
      ( subclass(X0,X1)
    <=> ! [X2] :
          ( member(X2,X1)
          | ~ member(X2,X0) ) ),
    inference(ennf_transformation,[],[f1]) ).

fof(f1,axiom,
    ! [X0,X1] :
      ( subclass(X0,X1)
    <=> ! [X2] :
          ( member(X2,X0)
         => member(X2,X1) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',subclass_defn) ).

fof(f476,plain,
    ( ~ spl8_42
    | spl8_7
    | ~ spl8_38 ),
    inference(avatar_split_clause,[],[f462,f435,f295,f473]) ).

fof(f295,plain,
    ( spl8_7
  <=> member(unordered_pair(sK0,unordered_pair(sK1,sK1)),unordered_pair(unordered_pair(sK0,sK0),unordered_pair(sK0,unordered_pair(sK1,sK1)))) ),
    introduced(avatar_definition,[new_symbols(naming,[spl8_7])]) ).

fof(f435,plain,
    ( spl8_38
  <=> ! [X2,X1] :
        ( member(X2,unordered_pair(X1,X2))
        | ~ member(X2,universal_class) ) ),
    introduced(avatar_definition,[new_symbols(naming,[spl8_38])]) ).

fof(f462,plain,
    ( ~ member(unordered_pair(sK0,unordered_pair(sK1,sK1)),universal_class)
    | spl8_7
    | ~ spl8_38 ),
    inference(resolution,[],[f436,f297]) ).

fof(f297,plain,
    ( ~ member(unordered_pair(sK0,unordered_pair(sK1,sK1)),unordered_pair(unordered_pair(sK0,sK0),unordered_pair(sK0,unordered_pair(sK1,sK1))))
    | spl8_7 ),
    inference(avatar_component_clause,[],[f295]) ).

fof(f436,plain,
    ( ! [X2,X1] :
        ( member(X2,unordered_pair(X1,X2))
        | ~ member(X2,universal_class) )
    | ~ spl8_38 ),
    inference(avatar_component_clause,[],[f435]) ).

fof(f471,plain,
    spl8_41,
    inference(avatar_split_clause,[],[f171,f469]) ).

fof(f469,plain,
    ( spl8_41
  <=> ! [X2,X0,X1] :
        ( ~ member(X2,X1)
        | ~ member(X2,X0)
        | ~ disjoint(X0,X1) ) ),
    introduced(avatar_definition,[new_symbols(naming,[spl8_41])]) ).

fof(f171,plain,
    ! [X2,X0,X1] :
      ( ~ member(X2,X1)
      | ~ member(X2,X0)
      | ~ disjoint(X0,X1) ),
    inference(cnf_transformation,[],[f79]) ).

fof(f79,plain,
    ! [X0,X1] :
      ( ! [X2] :
          ( ~ member(X2,X1)
          | ~ member(X2,X0) )
      | ~ disjoint(X0,X1) ),
    inference(ennf_transformation,[],[f70]) ).

fof(f70,plain,
    ! [X0,X1] :
      ( disjoint(X0,X1)
     => ! [X2] :
          ~ ( member(X2,X1)
            & member(X2,X0) ) ),
    inference(unused_predicate_definition_removal,[],[f40]) ).

fof(f40,axiom,
    ! [X0,X1] :
      ( disjoint(X0,X1)
    <=> ! [X2] :
          ~ ( member(X2,X1)
            & member(X2,X0) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',disjoint_defn) ).

fof(f467,plain,
    spl8_40,
    inference(avatar_split_clause,[],[f170,f465]) ).

fof(f465,plain,
    ( spl8_40
  <=> ! [X0,X1] :
        ( X0 = X1
        | ~ subclass(X1,X0)
        | ~ subclass(X0,X1) ) ),
    introduced(avatar_definition,[new_symbols(naming,[spl8_40])]) ).

fof(f170,plain,
    ! [X0,X1] :
      ( X0 = X1
      | ~ subclass(X1,X0)
      | ~ subclass(X0,X1) ),
    inference(cnf_transformation,[],[f98]) ).

fof(f98,plain,
    ! [X0,X1] :
      ( ( X0 = X1
        | ~ subclass(X1,X0)
        | ~ subclass(X0,X1) )
      & ( ( subclass(X1,X0)
          & subclass(X0,X1) )
        | X0 != X1 ) ),
    inference(flattening,[],[f97]) ).

fof(f97,plain,
    ! [X0,X1] :
      ( ( X0 = X1
        | ~ subclass(X1,X0)
        | ~ subclass(X0,X1) )
      & ( ( subclass(X1,X0)
          & subclass(X0,X1) )
        | X0 != X1 ) ),
    inference(nnf_transformation,[],[f3]) ).

fof(f3,axiom,
    ! [X0,X1] :
      ( X0 = X1
    <=> ( subclass(X1,X0)
        & subclass(X0,X1) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',extensionality) ).

fof(f441,plain,
    spl8_39,
    inference(avatar_split_clause,[],[f266,f439]) ).

fof(f439,plain,
    ( spl8_39
  <=> ! [X2,X1] :
        ( member(X1,unordered_pair(X1,X2))
        | ~ member(X1,universal_class) ) ),
    introduced(avatar_definition,[new_symbols(naming,[spl8_39])]) ).

fof(f266,plain,
    ! [X2,X1] :
      ( member(X1,unordered_pair(X1,X2))
      | ~ member(X1,universal_class) ),
    inference(equality_resolution,[],[f204]) ).

fof(f204,plain,
    ! [X2,X0,X1] :
      ( member(X0,unordered_pair(X1,X2))
      | X0 != X1
      | ~ member(X0,universal_class) ),
    inference(cnf_transformation,[],[f122]) ).

fof(f122,plain,
    ! [X0,X1,X2] :
      ( ( member(X0,unordered_pair(X1,X2))
        | ( X0 != X2
          & X0 != X1 )
        | ~ member(X0,universal_class) )
      & ( ( ( X0 = X2
            | X0 = X1 )
          & member(X0,universal_class) )
        | ~ member(X0,unordered_pair(X1,X2)) ) ),
    inference(flattening,[],[f121]) ).

fof(f121,plain,
    ! [X0,X1,X2] :
      ( ( member(X0,unordered_pair(X1,X2))
        | ( X0 != X2
          & X0 != X1 )
        | ~ member(X0,universal_class) )
      & ( ( ( X0 = X2
            | X0 = X1 )
          & member(X0,universal_class) )
        | ~ member(X0,unordered_pair(X1,X2)) ) ),
    inference(nnf_transformation,[],[f64]) ).

fof(f64,plain,
    ! [X0,X1,X2] :
      ( member(X0,unordered_pair(X1,X2))
    <=> ( ( X0 = X2
          | X0 = X1 )
        & member(X0,universal_class) ) ),
    inference(rectify,[],[f4]) ).

fof(f4,axiom,
    ! [X2,X0,X1] :
      ( member(X2,unordered_pair(X0,X1))
    <=> ( ( X1 = X2
          | X0 = X2 )
        & member(X2,universal_class) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',unordered_pair_defn) ).

fof(f437,plain,
    spl8_38,
    inference(avatar_split_clause,[],[f265,f435]) ).

fof(f265,plain,
    ! [X2,X1] :
      ( member(X2,unordered_pair(X1,X2))
      | ~ member(X2,universal_class) ),
    inference(equality_resolution,[],[f205]) ).

fof(f205,plain,
    ! [X2,X0,X1] :
      ( member(X0,unordered_pair(X1,X2))
      | X0 != X2
      | ~ member(X0,universal_class) ),
    inference(cnf_transformation,[],[f122]) ).

fof(f433,plain,
    spl8_37,
    inference(avatar_split_clause,[],[f202,f431]) ).

fof(f431,plain,
    ( spl8_37
  <=> ! [X2,X0,X1] :
        ( member(X0,universal_class)
        | ~ member(X0,unordered_pair(X1,X2)) ) ),
    introduced(avatar_definition,[new_symbols(naming,[spl8_37])]) ).

fof(f202,plain,
    ! [X2,X0,X1] :
      ( member(X0,universal_class)
      | ~ member(X0,unordered_pair(X1,X2)) ),
    inference(cnf_transformation,[],[f122]) ).

fof(f429,plain,
    spl8_36,
    inference(avatar_split_clause,[],[f201,f427]) ).

fof(f427,plain,
    ( spl8_36
  <=> ! [X2,X0,X1] :
        ( member(X2,union(X0,X1))
        | ~ member(X2,X1) ) ),
    introduced(avatar_definition,[new_symbols(naming,[spl8_36])]) ).

fof(f201,plain,
    ! [X2,X0,X1] :
      ( member(X2,union(X0,X1))
      | ~ member(X2,X1) ),
    inference(cnf_transformation,[],[f120]) ).

fof(f120,plain,
    ! [X0,X1,X2] :
      ( ( member(X2,union(X0,X1))
        | ( ~ member(X2,X1)
          & ~ member(X2,X0) ) )
      & ( member(X2,X1)
        | member(X2,X0)
        | ~ member(X2,union(X0,X1)) ) ),
    inference(flattening,[],[f119]) ).

fof(f119,plain,
    ! [X0,X1,X2] :
      ( ( member(X2,union(X0,X1))
        | ( ~ member(X2,X1)
          & ~ member(X2,X0) ) )
      & ( member(X2,X1)
        | member(X2,X0)
        | ~ member(X2,union(X0,X1)) ) ),
    inference(nnf_transformation,[],[f63]) ).

fof(f63,plain,
    ! [X0,X1,X2] :
      ( member(X2,union(X0,X1))
    <=> ( member(X2,X1)
        | member(X2,X0) ) ),
    inference(rectify,[],[f22]) ).

fof(f22,axiom,
    ! [X0,X1,X4] :
      ( member(X4,union(X0,X1))
    <=> ( member(X4,X1)
        | member(X4,X0) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',union_defn) ).

fof(f425,plain,
    spl8_35,
    inference(avatar_split_clause,[],[f200,f423]) ).

fof(f423,plain,
    ( spl8_35
  <=> ! [X2,X0,X1] :
        ( member(X2,union(X0,X1))
        | ~ member(X2,X0) ) ),
    introduced(avatar_definition,[new_symbols(naming,[spl8_35])]) ).

fof(f200,plain,
    ! [X2,X0,X1] :
      ( member(X2,union(X0,X1))
      | ~ member(X2,X0) ),
    inference(cnf_transformation,[],[f120]) ).

fof(f421,plain,
    spl8_34,
    inference(avatar_split_clause,[],[f197,f419]) ).

fof(f419,plain,
    ( spl8_34
  <=> ! [X2,X0,X1] :
        ( member(X2,X1)
        | ~ member(X2,intersection(X0,X1)) ) ),
    introduced(avatar_definition,[new_symbols(naming,[spl8_34])]) ).

fof(f197,plain,
    ! [X2,X0,X1] :
      ( member(X2,X1)
      | ~ member(X2,intersection(X0,X1)) ),
    inference(cnf_transformation,[],[f118]) ).

fof(f118,plain,
    ! [X0,X1,X2] :
      ( ( member(X2,intersection(X0,X1))
        | ~ member(X2,X1)
        | ~ member(X2,X0) )
      & ( ( member(X2,X1)
          & member(X2,X0) )
        | ~ member(X2,intersection(X0,X1)) ) ),
    inference(flattening,[],[f117]) ).

fof(f117,plain,
    ! [X0,X1,X2] :
      ( ( member(X2,intersection(X0,X1))
        | ~ member(X2,X1)
        | ~ member(X2,X0) )
      & ( ( member(X2,X1)
          & member(X2,X0) )
        | ~ member(X2,intersection(X0,X1)) ) ),
    inference(nnf_transformation,[],[f62]) ).

fof(f62,plain,
    ! [X0,X1,X2] :
      ( member(X2,intersection(X0,X1))
    <=> ( member(X2,X1)
        & member(X2,X0) ) ),
    inference(rectify,[],[f13]) ).

fof(f13,axiom,
    ! [X0,X1,X4] :
      ( member(X4,intersection(X0,X1))
    <=> ( member(X4,X1)
        & member(X4,X0) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',intersection) ).

fof(f417,plain,
    spl8_33,
    inference(avatar_split_clause,[],[f196,f415]) ).

fof(f415,plain,
    ( spl8_33
  <=> ! [X2,X0,X1] :
        ( member(X2,X0)
        | ~ member(X2,intersection(X0,X1)) ) ),
    introduced(avatar_definition,[new_symbols(naming,[spl8_33])]) ).

fof(f196,plain,
    ! [X2,X0,X1] :
      ( member(X2,X0)
      | ~ member(X2,intersection(X0,X1)) ),
    inference(cnf_transformation,[],[f118]) ).

fof(f413,plain,
    ( spl8_31
    | spl8_32
    | ~ spl8_10
    | ~ spl8_22 ),
    inference(avatar_split_clause,[],[f380,f360,f310,f410,f407]) ).

fof(f407,plain,
    ( spl8_31
  <=> ! [X0] : ~ inductive(complement(X0)) ),
    introduced(avatar_definition,[new_symbols(naming,[spl8_31])]) ).

fof(f410,plain,
    ( spl8_32
  <=> member(null_class,universal_class) ),
    introduced(avatar_definition,[new_symbols(naming,[spl8_32])]) ).

fof(f310,plain,
    ( spl8_10
  <=> ! [X0] :
        ( member(null_class,X0)
        | ~ inductive(X0) ) ),
    introduced(avatar_definition,[new_symbols(naming,[spl8_10])]) ).

fof(f360,plain,
    ( spl8_22
  <=> ! [X0,X1] :
        ( member(X1,universal_class)
        | ~ member(X1,complement(X0)) ) ),
    introduced(avatar_definition,[new_symbols(naming,[spl8_22])]) ).

fof(f380,plain,
    ( ! [X0] :
        ( member(null_class,universal_class)
        | ~ inductive(complement(X0)) )
    | ~ spl8_10
    | ~ spl8_22 ),
    inference(resolution,[],[f361,f311]) ).

fof(f311,plain,
    ( ! [X0] :
        ( member(null_class,X0)
        | ~ inductive(X0) )
    | ~ spl8_10 ),
    inference(avatar_component_clause,[],[f310]) ).

fof(f361,plain,
    ( ! [X0,X1] :
        ( ~ member(X1,complement(X0))
        | member(X1,universal_class) )
    | ~ spl8_22 ),
    inference(avatar_component_clause,[],[f360]) ).

fof(f405,plain,
    spl8_30,
    inference(avatar_split_clause,[],[f174,f403]) ).

fof(f403,plain,
    ( spl8_30
  <=> ! [X0,X1] :
        ( subclass(X0,X1)
        | ~ member(sK4(X0,X1),X1) ) ),
    introduced(avatar_definition,[new_symbols(naming,[spl8_30])]) ).

fof(f174,plain,
    ! [X0,X1] :
      ( subclass(X0,X1)
      | ~ member(sK4(X0,X1),X1) ),
    inference(cnf_transformation,[],[f102]) ).

fof(f401,plain,
    spl8_29,
    inference(avatar_split_clause,[],[f173,f399]) ).

fof(f399,plain,
    ( spl8_29
  <=> ! [X0,X1] :
        ( subclass(X0,X1)
        | member(sK4(X0,X1),X0) ) ),
    introduced(avatar_definition,[new_symbols(naming,[spl8_29])]) ).

fof(f173,plain,
    ! [X0,X1] :
      ( subclass(X0,X1)
      | member(sK4(X0,X1),X0) ),
    inference(cnf_transformation,[],[f102]) ).

fof(f397,plain,
    spl8_28,
    inference(avatar_split_clause,[],[f145,f395]) ).

fof(f395,plain,
    ( spl8_28
  <=> ! [X0] : subclass(flip(X0),cross_product(cross_product(universal_class,universal_class),universal_class)) ),
    introduced(avatar_definition,[new_symbols(naming,[spl8_28])]) ).

fof(f145,plain,
    ! [X0] : subclass(flip(X0),cross_product(cross_product(universal_class,universal_class),universal_class)),
    inference(cnf_transformation,[],[f21]) ).

fof(f21,axiom,
    ! [X0] : subclass(flip(X0),cross_product(cross_product(universal_class,universal_class),universal_class)),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',flip) ).

fof(f393,plain,
    spl8_27,
    inference(avatar_split_clause,[],[f144,f391]) ).

fof(f391,plain,
    ( spl8_27
  <=> ! [X0] : subclass(rotate(X0),cross_product(cross_product(universal_class,universal_class),universal_class)) ),
    introduced(avatar_definition,[new_symbols(naming,[spl8_27])]) ).

fof(f144,plain,
    ! [X0] : subclass(rotate(X0),cross_product(cross_product(universal_class,universal_class),universal_class)),
    inference(cnf_transformation,[],[f19]) ).

fof(f19,axiom,
    ! [X0] : subclass(rotate(X0),cross_product(cross_product(universal_class,universal_class),universal_class)),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',rotate) ).

fof(f378,plain,
    spl8_26,
    inference(avatar_split_clause,[],[f181,f376]) ).

fof(f376,plain,
    ( spl8_26
  <=> ! [X0,X1] :
        ( member(X1,universal_class)
        | ~ member(X1,domain_of(X0)) ) ),
    introduced(avatar_definition,[new_symbols(naming,[spl8_26])]) ).

fof(f181,plain,
    ! [X0,X1] :
      ( member(X1,universal_class)
      | ~ member(X1,domain_of(X0)) ),
    inference(cnf_transformation,[],[f108]) ).

fof(f108,plain,
    ! [X0,X1] :
      ( ( member(X1,domain_of(X0))
        | null_class = restrict(X0,singleton(X1),universal_class)
        | ~ member(X1,universal_class) )
      & ( ( null_class != restrict(X0,singleton(X1),universal_class)
          & member(X1,universal_class) )
        | ~ member(X1,domain_of(X0)) ) ),
    inference(flattening,[],[f107]) ).

fof(f107,plain,
    ! [X0,X1] :
      ( ( member(X1,domain_of(X0))
        | null_class = restrict(X0,singleton(X1),universal_class)
        | ~ member(X1,universal_class) )
      & ( ( null_class != restrict(X0,singleton(X1),universal_class)
          & member(X1,universal_class) )
        | ~ member(X1,domain_of(X0)) ) ),
    inference(nnf_transformation,[],[f58]) ).

fof(f58,plain,
    ! [X0,X1] :
      ( member(X1,domain_of(X0))
    <=> ( null_class != restrict(X0,singleton(X1),universal_class)
        & member(X1,universal_class) ) ),
    inference(rectify,[],[f17]) ).

fof(f17,axiom,
    ! [X0,X4] :
      ( member(X4,domain_of(X0))
    <=> ( null_class != restrict(X0,singleton(X4),universal_class)
        & member(X4,universal_class) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',domain_of) ).

fof(f374,plain,
    spl8_25,
    inference(avatar_split_clause,[],[f179,f372]) ).

fof(f372,plain,
    ( spl8_25
  <=> ! [X0,X1] :
        ( subclass(X0,X1)
        | ~ member(X0,power_class(X1)) ) ),
    introduced(avatar_definition,[new_symbols(naming,[spl8_25])]) ).

fof(f179,plain,
    ! [X0,X1] :
      ( subclass(X0,X1)
      | ~ member(X0,power_class(X1)) ),
    inference(cnf_transformation,[],[f106]) ).

fof(f370,plain,
    spl8_24,
    inference(avatar_split_clause,[],[f178,f368]) ).

fof(f368,plain,
    ( spl8_24
  <=> ! [X0,X1] :
        ( member(X0,universal_class)
        | ~ member(X0,power_class(X1)) ) ),
    introduced(avatar_definition,[new_symbols(naming,[spl8_24])]) ).

fof(f178,plain,
    ! [X0,X1] :
      ( member(X0,universal_class)
      | ~ member(X0,power_class(X1)) ),
    inference(cnf_transformation,[],[f106]) ).

fof(f366,plain,
    spl8_23,
    inference(avatar_split_clause,[],[f176,f364]) ).

fof(f364,plain,
    ( spl8_23
  <=> ! [X0,X1] :
        ( ~ member(X1,X0)
        | ~ member(X1,complement(X0)) ) ),
    introduced(avatar_definition,[new_symbols(naming,[spl8_23])]) ).

fof(f176,plain,
    ! [X0,X1] :
      ( ~ member(X1,X0)
      | ~ member(X1,complement(X0)) ),
    inference(cnf_transformation,[],[f104]) ).

fof(f362,plain,
    spl8_22,
    inference(avatar_split_clause,[],[f175,f360]) ).

fof(f175,plain,
    ! [X0,X1] :
      ( member(X1,universal_class)
      | ~ member(X1,complement(X0)) ),
    inference(cnf_transformation,[],[f104]) ).

fof(f358,plain,
    spl8_21,
    inference(avatar_split_clause,[],[f161,f356]) ).

fof(f356,plain,
    ( spl8_21
  <=> ! [X0,X1] : subclass(compose(X1,X0),cross_product(universal_class,universal_class)) ),
    introduced(avatar_definition,[new_symbols(naming,[spl8_21])]) ).

fof(f161,plain,
    ! [X0,X1] : subclass(compose(X1,X0),cross_product(universal_class,universal_class)),
    inference(cnf_transformation,[],[f52]) ).

fof(f52,plain,
    ! [X0,X1] : subclass(compose(X1,X0),cross_product(universal_class,universal_class)),
    inference(rectify,[],[f35]) ).

fof(f35,axiom,
    ! [X5,X7] : subclass(compose(X7,X5),cross_product(universal_class,universal_class)),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',compose_defn1) ).

fof(f354,plain,
    spl8_20,
    inference(avatar_split_clause,[],[f157,f352]) ).

fof(f352,plain,
    ( spl8_20
  <=> ! [X0] :
        ( member(sK3(X0),universal_class)
        | ~ member(X0,identity_relation) ) ),
    introduced(avatar_definition,[new_symbols(naming,[spl8_20])]) ).

fof(f157,plain,
    ! [X0] :
      ( member(sK3(X0),universal_class)
      | ~ member(X0,identity_relation) ),
    inference(cnf_transformation,[],[f96]) ).

fof(f96,plain,
    ! [X0] :
      ( ( member(X0,identity_relation)
        | ! [X1] :
            ( ordered_pair(X1,X1) != X0
            | ~ member(X1,universal_class) ) )
      & ( ( ordered_pair(sK3(X0),sK3(X0)) = X0
          & member(sK3(X0),universal_class) )
        | ~ member(X0,identity_relation) ) ),
    inference(skolemisation,[status(esa),new_symbols(skolem,[sK3])],[f94,f95]) ).

fof(f95,plain,
    ! [X0] :
      ( ? [X2] :
          ( ordered_pair(X2,X2) = X0
          & member(X2,universal_class) )
     => ( ordered_pair(sK3(X0),sK3(X0)) = X0
        & member(sK3(X0),universal_class) ) ),
    introduced(choice_axiom,[]) ).

fof(f94,plain,
    ! [X0] :
      ( ( member(X0,identity_relation)
        | ! [X1] :
            ( ordered_pair(X1,X1) != X0
            | ~ member(X1,universal_class) ) )
      & ( ? [X2] :
            ( ordered_pair(X2,X2) = X0
            & member(X2,universal_class) )
        | ~ member(X0,identity_relation) ) ),
    inference(rectify,[],[f93]) ).

fof(f93,plain,
    ! [X0] :
      ( ( member(X0,identity_relation)
        | ! [X1] :
            ( ordered_pair(X1,X1) != X0
            | ~ member(X1,universal_class) ) )
      & ( ? [X1] :
            ( ordered_pair(X1,X1) = X0
            & member(X1,universal_class) )
        | ~ member(X0,identity_relation) ) ),
    inference(nnf_transformation,[],[f51]) ).

fof(f51,plain,
    ! [X0] :
      ( member(X0,identity_relation)
    <=> ? [X1] :
          ( ordered_pair(X1,X1) = X0
          & member(X1,universal_class) ) ),
    inference(rectify,[],[f37]) ).

fof(f37,axiom,
    ! [X4] :
      ( member(X4,identity_relation)
    <=> ? [X0] :
          ( ordered_pair(X0,X0) = X4
          & member(X0,universal_class) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',identity_relation) ).

fof(f350,plain,
    spl8_19,
    inference(avatar_split_clause,[],[f154,f348]) ).

fof(f348,plain,
    ( spl8_19
  <=> ! [X0] :
        ( subclass(X0,cross_product(universal_class,universal_class))
        | ~ function(X0) ) ),
    introduced(avatar_definition,[new_symbols(naming,[spl8_19])]) ).

fof(f154,plain,
    ! [X0] :
      ( subclass(X0,cross_product(universal_class,universal_class))
      | ~ function(X0) ),
    inference(cnf_transformation,[],[f92]) ).

fof(f92,plain,
    ! [X0] :
      ( ( function(X0)
        | ~ subclass(compose(X0,inverse(X0)),identity_relation)
        | ~ subclass(X0,cross_product(universal_class,universal_class)) )
      & ( ( subclass(compose(X0,inverse(X0)),identity_relation)
          & subclass(X0,cross_product(universal_class,universal_class)) )
        | ~ function(X0) ) ),
    inference(flattening,[],[f91]) ).

fof(f91,plain,
    ! [X0] :
      ( ( function(X0)
        | ~ subclass(compose(X0,inverse(X0)),identity_relation)
        | ~ subclass(X0,cross_product(universal_class,universal_class)) )
      & ( ( subclass(compose(X0,inverse(X0)),identity_relation)
          & subclass(X0,cross_product(universal_class,universal_class)) )
        | ~ function(X0) ) ),
    inference(nnf_transformation,[],[f50]) ).

fof(f50,plain,
    ! [X0] :
      ( function(X0)
    <=> ( subclass(compose(X0,inverse(X0)),identity_relation)
        & subclass(X0,cross_product(universal_class,universal_class)) ) ),
    inference(rectify,[],[f38]) ).

fof(f38,axiom,
    ! [X8] :
      ( function(X8)
    <=> ( subclass(compose(X8,inverse(X8)),identity_relation)
        & subclass(X8,cross_product(universal_class,universal_class)) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',function_defn) ).

fof(f346,plain,
    spl8_18,
    inference(avatar_split_clause,[],[f150,f344]) ).

fof(f344,plain,
    ( spl8_18
  <=> ! [X0] :
        ( member(sum_class(X0),universal_class)
        | ~ member(X0,universal_class) ) ),
    introduced(avatar_definition,[new_symbols(naming,[spl8_18])]) ).

fof(f150,plain,
    ! [X0] :
      ( member(sum_class(X0),universal_class)
      | ~ member(X0,universal_class) ),
    inference(cnf_transformation,[],[f74]) ).

fof(f74,plain,
    ! [X0] :
      ( member(sum_class(X0),universal_class)
      | ~ member(X0,universal_class) ),
    inference(ennf_transformation,[],[f32]) ).

fof(f32,axiom,
    ! [X0] :
      ( member(X0,universal_class)
     => member(sum_class(X0),universal_class) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',sum_class) ).

fof(f342,plain,
    spl8_17,
    inference(avatar_split_clause,[],[f149,f340]) ).

fof(f340,plain,
    ( spl8_17
  <=> ! [X0] :
        ( member(power_class(X0),universal_class)
        | ~ member(X0,universal_class) ) ),
    introduced(avatar_definition,[new_symbols(naming,[spl8_17])]) ).

fof(f149,plain,
    ! [X0] :
      ( member(power_class(X0),universal_class)
      | ~ member(X0,universal_class) ),
    inference(cnf_transformation,[],[f73]) ).

fof(f73,plain,
    ! [X0] :
      ( member(power_class(X0),universal_class)
      | ~ member(X0,universal_class) ),
    inference(ennf_transformation,[],[f49]) ).

fof(f49,plain,
    ! [X0] :
      ( member(X0,universal_class)
     => member(power_class(X0),universal_class) ),
    inference(rectify,[],[f34]) ).

fof(f34,axiom,
    ! [X2] :
      ( member(X2,universal_class)
     => member(power_class(X2),universal_class) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',power_class) ).

fof(f338,plain,
    spl8_16,
    inference(avatar_split_clause,[],[f148,f336]) ).

fof(f336,plain,
    ( spl8_16
  <=> ! [X0] :
        ( disjoint(sK2(X0),X0)
        | null_class = X0 ) ),
    introduced(avatar_definition,[new_symbols(naming,[spl8_16])]) ).

fof(f148,plain,
    ! [X0] :
      ( disjoint(sK2(X0),X0)
      | null_class = X0 ),
    inference(cnf_transformation,[],[f88]) ).

fof(f88,plain,
    ! [X0] :
      ( ( disjoint(sK2(X0),X0)
        & member(sK2(X0),X0)
        & member(sK2(X0),universal_class) )
      | null_class = X0 ),
    inference(skolemisation,[status(esa),new_symbols(skolem,[sK2])],[f72,f87]) ).

fof(f87,plain,
    ! [X0] :
      ( ? [X1] :
          ( disjoint(X1,X0)
          & member(X1,X0)
          & member(X1,universal_class) )
     => ( disjoint(sK2(X0),X0)
        & member(sK2(X0),X0)
        & member(sK2(X0),universal_class) ) ),
    introduced(choice_axiom,[]) ).

fof(f72,plain,
    ! [X0] :
      ( ? [X1] :
          ( disjoint(X1,X0)
          & member(X1,X0)
          & member(X1,universal_class) )
      | null_class = X0 ),
    inference(ennf_transformation,[],[f48]) ).

fof(f48,plain,
    ! [X0] :
      ( null_class != X0
     => ? [X1] :
          ( disjoint(X1,X0)
          & member(X1,X0)
          & member(X1,universal_class) ) ),
    inference(rectify,[],[f41]) ).

fof(f41,axiom,
    ! [X0] :
      ( null_class != X0
     => ? [X2] :
          ( disjoint(X2,X0)
          & member(X2,X0)
          & member(X2,universal_class) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',regularity) ).

fof(f334,plain,
    spl8_15,
    inference(avatar_split_clause,[],[f147,f332]) ).

fof(f332,plain,
    ( spl8_15
  <=> ! [X0] :
        ( member(sK2(X0),X0)
        | null_class = X0 ) ),
    introduced(avatar_definition,[new_symbols(naming,[spl8_15])]) ).

fof(f147,plain,
    ! [X0] :
      ( member(sK2(X0),X0)
      | null_class = X0 ),
    inference(cnf_transformation,[],[f88]) ).

fof(f330,plain,
    spl8_14,
    inference(avatar_split_clause,[],[f146,f328]) ).

fof(f328,plain,
    ( spl8_14
  <=> ! [X0] :
        ( member(sK2(X0),universal_class)
        | null_class = X0 ) ),
    introduced(avatar_definition,[new_symbols(naming,[spl8_14])]) ).

fof(f146,plain,
    ! [X0] :
      ( member(sK2(X0),universal_class)
      | null_class = X0 ),
    inference(cnf_transformation,[],[f88]) ).

fof(f326,plain,
    ( ~ spl8_13
    | ~ spl8_3
    | ~ spl8_10 ),
    inference(avatar_split_clause,[],[f321,f310,f278,f323]) ).

fof(f323,plain,
    ( spl8_13
  <=> inductive(null_class) ),
    introduced(avatar_definition,[new_symbols(naming,[spl8_13])]) ).

fof(f278,plain,
    ( spl8_3
  <=> ! [X0] : ~ member(X0,null_class) ),
    introduced(avatar_definition,[new_symbols(naming,[spl8_3])]) ).

fof(f321,plain,
    ( ~ inductive(null_class)
    | ~ spl8_3
    | ~ spl8_10 ),
    inference(resolution,[],[f311,f279]) ).

fof(f279,plain,
    ( ! [X0] : ~ member(X0,null_class)
    | ~ spl8_3 ),
    inference(avatar_component_clause,[],[f278]) ).

fof(f320,plain,
    spl8_12,
    inference(avatar_split_clause,[],[f222,f318]) ).

fof(f318,plain,
    ( spl8_12
  <=> ! [X1] :
        ( subclass(sK7,X1)
        | ~ inductive(X1) ) ),
    introduced(avatar_definition,[new_symbols(naming,[spl8_12])]) ).

fof(f222,plain,
    ! [X1] :
      ( subclass(sK7,X1)
      | ~ inductive(X1) ),
    inference(cnf_transformation,[],[f134]) ).

fof(f134,plain,
    ( ! [X1] :
        ( subclass(sK7,X1)
        | ~ inductive(X1) )
    & inductive(sK7)
    & member(sK7,universal_class) ),
    inference(skolemisation,[status(esa),new_symbols(skolem,[sK7])],[f84,f133]) ).

fof(f133,plain,
    ( ? [X0] :
        ( ! [X1] :
            ( subclass(X0,X1)
            | ~ inductive(X1) )
        & inductive(X0)
        & member(X0,universal_class) )
   => ( ! [X1] :
          ( subclass(sK7,X1)
          | ~ inductive(X1) )
      & inductive(sK7)
      & member(sK7,universal_class) ) ),
    introduced(choice_axiom,[]) ).

fof(f84,plain,
    ? [X0] :
      ( ! [X1] :
          ( subclass(X0,X1)
          | ~ inductive(X1) )
      & inductive(X0)
      & member(X0,universal_class) ),
    inference(ennf_transformation,[],[f30]) ).

fof(f30,axiom,
    ? [X0] :
      ( ! [X1] :
          ( inductive(X1)
         => subclass(X0,X1) )
      & inductive(X0)
      & member(X0,universal_class) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',infinity) ).

fof(f316,plain,
    spl8_11,
    inference(avatar_split_clause,[],[f160,f314]) ).

fof(f160,plain,
    ! [X0,X1] : member(unordered_pair(X0,X1),universal_class),
    inference(cnf_transformation,[],[f5]) ).

fof(f5,axiom,
    ! [X0,X1] : member(unordered_pair(X0,X1),universal_class),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',unordered_pair) ).

fof(f312,plain,
    spl8_10,
    inference(avatar_split_clause,[],[f151,f310]) ).

fof(f151,plain,
    ! [X0] :
      ( member(null_class,X0)
      | ~ inductive(X0) ),
    inference(cnf_transformation,[],[f90]) ).

fof(f90,plain,
    ! [X0] :
      ( ( inductive(X0)
        | ~ subclass(image(successor_relation,X0),X0)
        | ~ member(null_class,X0) )
      & ( ( subclass(image(successor_relation,X0),X0)
          & member(null_class,X0) )
        | ~ inductive(X0) ) ),
    inference(flattening,[],[f89]) ).

fof(f89,plain,
    ! [X0] :
      ( ( inductive(X0)
        | ~ subclass(image(successor_relation,X0),X0)
        | ~ member(null_class,X0) )
      & ( ( subclass(image(successor_relation,X0),X0)
          & member(null_class,X0) )
        | ~ inductive(X0) ) ),
    inference(nnf_transformation,[],[f29]) ).

fof(f29,axiom,
    ! [X0] :
      ( inductive(X0)
    <=> ( subclass(image(successor_relation,X0),X0)
        & member(null_class,X0) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',inductive_defn) ).

fof(f308,plain,
    spl8_9,
    inference(avatar_split_clause,[],[f137,f305]) ).

fof(f305,plain,
    ( spl8_9
  <=> subclass(successor_relation,cross_product(universal_class,universal_class)) ),
    introduced(avatar_definition,[new_symbols(naming,[spl8_9])]) ).

fof(f137,plain,
    subclass(successor_relation,cross_product(universal_class,universal_class)),
    inference(cnf_transformation,[],[f24]) ).

fof(f24,axiom,
    subclass(successor_relation,cross_product(universal_class,universal_class)),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',successor_relation_defn1) ).

fof(f303,plain,
    spl8_8,
    inference(avatar_split_clause,[],[f136,f300]) ).

fof(f300,plain,
    ( spl8_8
  <=> subclass(element_relation,cross_product(universal_class,universal_class)) ),
    introduced(avatar_definition,[new_symbols(naming,[spl8_8])]) ).

fof(f136,plain,
    subclass(element_relation,cross_product(universal_class,universal_class)),
    inference(cnf_transformation,[],[f12]) ).

fof(f12,axiom,
    subclass(element_relation,cross_product(universal_class,universal_class)),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',element_relation) ).

fof(f298,plain,
    ~ spl8_7,
    inference(avatar_split_clause,[],[f228,f295]) ).

fof(f228,plain,
    ~ member(unordered_pair(sK0,unordered_pair(sK1,sK1)),unordered_pair(unordered_pair(sK0,sK0),unordered_pair(sK0,unordered_pair(sK1,sK1)))),
    inference(definition_unfolding,[],[f135,f141,f226]) ).

fof(f226,plain,
    ! [X0,X1] : ordered_pair(X0,X1) = unordered_pair(unordered_pair(X0,X0),unordered_pair(X0,unordered_pair(X1,X1))),
    inference(definition_unfolding,[],[f164,f141,f141]) ).

fof(f164,plain,
    ! [X0,X1] : ordered_pair(X0,X1) = unordered_pair(singleton(X0),unordered_pair(X0,singleton(X1))),
    inference(cnf_transformation,[],[f7]) ).

fof(f7,axiom,
    ! [X0,X1] : ordered_pair(X0,X1) = unordered_pair(singleton(X0),unordered_pair(X0,singleton(X1))),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',ordered_pair_defn) ).

fof(f141,plain,
    ! [X0] : singleton(X0) = unordered_pair(X0,X0),
    inference(cnf_transformation,[],[f6]) ).

fof(f6,axiom,
    ! [X0] : singleton(X0) = unordered_pair(X0,X0),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',singleton_set_defn) ).

fof(f135,plain,
    ~ member(unordered_pair(sK0,singleton(sK1)),ordered_pair(sK0,sK1)),
    inference(cnf_transformation,[],[f86]) ).

fof(f86,plain,
    ~ member(unordered_pair(sK0,singleton(sK1)),ordered_pair(sK0,sK1)),
    inference(skolemisation,[status(esa),new_symbols(skolem,[sK0,sK1])],[f71,f85]) ).

fof(f85,plain,
    ( ? [X0,X1] : ~ member(unordered_pair(X0,singleton(X1)),ordered_pair(X0,X1))
   => ~ member(unordered_pair(sK0,singleton(sK1)),ordered_pair(sK0,sK1)) ),
    introduced(choice_axiom,[]) ).

fof(f71,plain,
    ? [X0,X1] : ~ member(unordered_pair(X0,singleton(X1)),ordered_pair(X0,X1)),
    inference(ennf_transformation,[],[f45]) ).

fof(f45,negated_conjecture,
    ~ ! [X0,X1] : member(unordered_pair(X0,singleton(X1)),ordered_pair(X0,X1)),
    inference(negated_conjecture,[],[f44]) ).

fof(f44,conjecture,
    ! [X0,X1] : member(unordered_pair(X0,singleton(X1)),ordered_pair(X0,X1)),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',unordered_pair_member_of_ordered_pair) ).

fof(f293,plain,
    spl8_6,
    inference(avatar_split_clause,[],[f262,f291]) ).

fof(f291,plain,
    ( spl8_6
  <=> ! [X1] : subclass(X1,X1) ),
    introduced(avatar_definition,[new_symbols(naming,[spl8_6])]) ).

fof(f262,plain,
    ! [X1] : subclass(X1,X1),
    inference(equality_resolution,[],[f169]) ).

fof(f169,plain,
    ! [X0,X1] :
      ( subclass(X1,X0)
      | X0 != X1 ),
    inference(cnf_transformation,[],[f98]) ).

fof(f289,plain,
    spl8_5,
    inference(avatar_split_clause,[],[f220,f286]) ).

fof(f286,plain,
    ( spl8_5
  <=> member(sK7,universal_class) ),
    introduced(avatar_definition,[new_symbols(naming,[spl8_5])]) ).

fof(f220,plain,
    member(sK7,universal_class),
    inference(cnf_transformation,[],[f134]) ).

fof(f284,plain,
    spl8_4,
    inference(avatar_split_clause,[],[f139,f282]) ).

fof(f282,plain,
    ( spl8_4
  <=> ! [X0] : subclass(X0,universal_class) ),
    introduced(avatar_definition,[new_symbols(naming,[spl8_4])]) ).

fof(f139,plain,
    ! [X0] : subclass(X0,universal_class),
    inference(cnf_transformation,[],[f2]) ).

fof(f2,axiom,
    ! [X0] : subclass(X0,universal_class),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',class_elements_are_sets) ).

fof(f280,plain,
    spl8_3,
    inference(avatar_split_clause,[],[f138,f278]) ).

fof(f138,plain,
    ! [X0] : ~ member(X0,null_class),
    inference(cnf_transformation,[],[f16]) ).

fof(f16,axiom,
    ! [X0] : ~ member(X0,null_class),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',null_class_defn) ).

fof(f276,plain,
    spl8_2,
    inference(avatar_split_clause,[],[f221,f273]) ).

fof(f273,plain,
    ( spl8_2
  <=> inductive(sK7) ),
    introduced(avatar_definition,[new_symbols(naming,[spl8_2])]) ).

fof(f221,plain,
    inductive(sK7),
    inference(cnf_transformation,[],[f134]) ).

fof(f271,plain,
    spl8_1,
    inference(avatar_split_clause,[],[f218,f268]) ).

fof(f268,plain,
    ( spl8_1
  <=> function(sK6) ),
    introduced(avatar_definition,[new_symbols(naming,[spl8_1])]) ).

fof(f218,plain,
    function(sK6),
    inference(cnf_transformation,[],[f132]) ).

fof(f132,plain,
    ( ! [X1] :
        ( member(apply(sK6,X1),X1)
        | null_class = X1
        | ~ member(X1,universal_class) )
    & function(sK6) ),
    inference(skolemisation,[status(esa),new_symbols(skolem,[sK6])],[f83,f131]) ).

fof(f131,plain,
    ( ? [X0] :
        ( ! [X1] :
            ( member(apply(X0,X1),X1)
            | null_class = X1
            | ~ member(X1,universal_class) )
        & function(X0) )
   => ( ! [X1] :
          ( member(apply(sK6,X1),X1)
          | null_class = X1
          | ~ member(X1,universal_class) )
      & function(sK6) ) ),
    introduced(choice_axiom,[]) ).

fof(f83,plain,
    ? [X0] :
      ( ! [X1] :
          ( member(apply(X0,X1),X1)
          | null_class = X1
          | ~ member(X1,universal_class) )
      & function(X0) ),
    inference(flattening,[],[f82]) ).

fof(f82,plain,
    ? [X0] :
      ( ! [X1] :
          ( member(apply(X0,X1),X1)
          | null_class = X1
          | ~ member(X1,universal_class) )
      & function(X0) ),
    inference(ennf_transformation,[],[f69]) ).

fof(f69,plain,
    ? [X0] :
      ( ! [X1] :
          ( member(X1,universal_class)
         => ( member(apply(X0,X1),X1)
            | null_class = X1 ) )
      & function(X0) ),
    inference(rectify,[],[f43]) ).

fof(f43,axiom,
    ? [X8] :
      ( ! [X1] :
          ( member(X1,universal_class)
         => ( member(apply(X8,X1),X1)
            | null_class = X1 ) )
      & function(X8) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',choice) ).

%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.03/0.12  % Problem    : SET102+1 : TPTP v8.1.2. Bugfixed v5.4.0.
% 0.03/0.14  % Command    : vampire --mode casc_sat -m 16384 --cores 7 -t %d %s
% 0.15/0.34  % Computer : n018.cluster.edu
% 0.15/0.34  % Model    : x86_64 x86_64
% 0.15/0.34  % CPU      : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.15/0.34  % Memory   : 8042.1875MB
% 0.15/0.34  % OS       : Linux 3.10.0-693.el7.x86_64
% 0.15/0.34  % CPULimit   : 300
% 0.15/0.34  % WCLimit    : 300
% 0.15/0.34  % DateTime   : Fri May  3 16:22:08 EDT 2024
% 0.15/0.35  % CPUTime    : 
% 0.15/0.35  % (32638)Running in auto input_syntax mode. Trying TPTP
% 0.15/0.36  % (32645)fmb+10_1_bce=on:fmbdsb=on:fmbes=contour:fmbswr=3:fde=none:nm=0_793 on theBenchmark for (793ds/0Mi)
% 0.15/0.37  % (32644)fmb+10_1_bce=on:fmbas=function:fmbsr=1.2:fde=unused:nm=0_846 on theBenchmark for (846ds/0Mi)
% 0.15/0.37  % (32649)ott-10_8_av=off:bd=preordered:bs=on:fsd=off:fsr=off:fde=unused:irw=on:lcm=predicate:lma=on:nm=4:nwc=1.7:sp=frequency_522 on theBenchmark for (522ds/0Mi)
% 0.15/0.37  % (32647)fmb+10_1_bce=on:fmbsr=1.5:nm=32_533 on theBenchmark for (533ds/0Mi)
% 0.15/0.37  % (32648)ott+10_10:1_add=off:afr=on:amm=off:anc=all:bd=off:bs=on:fsr=off:irw=on:lma=on:msp=off:nm=4:nwc=4.0:sac=on:sp=reverse_frequency_531 on theBenchmark for (531ds/0Mi)
% 0.20/0.37  % (32650)ott+1_64_av=off:bd=off:bce=on:fsd=off:fde=unused:gsp=on:irw=on:lcm=predicate:lma=on:nm=2:nwc=1.1:sims=off:urr=on_497 on theBenchmark for (497ds/0Mi)
% 0.20/0.37  % (32646)WARNING: value z3 for option sas not known
% 0.20/0.38  % (32646)dis+2_11_add=large:afr=on:amm=off:bd=off:bce=on:fsd=off:fde=none:gs=on:gsaa=full_model:gsem=off:irw=on:msp=off:nm=4:nwc=1.3:sas=z3:sims=off:sac=on:sp=reverse_arity_569 on theBenchmark for (569ds/0Mi)
% 0.20/0.38  % (32648)First to succeed.
% 0.20/0.38  TRYING [1]
% 0.20/0.38  TRYING [2]
% 0.20/0.38  % (32648)Solution written to "/export/starexec/sandbox2/tmp/vampire-proof-32638"
% 0.20/0.38  % (32648)Refutation found. Thanks to Tanya!
% 0.20/0.38  % SZS status Theorem for theBenchmark
% 0.20/0.38  % SZS output start Proof for theBenchmark
% See solution above
% 0.20/0.38  % (32648)------------------------------
% 0.20/0.38  % (32648)Version: Vampire 4.8 (commit 3a798227e on 2024-05-03 07:42:47 +0200)
% 0.20/0.38  % (32648)Termination reason: Refutation
% 0.20/0.38  
% 0.20/0.38  % (32648)Memory used [KB]: 1036
% 0.20/0.38  % (32648)Time elapsed: 0.014 s
% 0.20/0.38  % (32648)Instructions burned: 20 (million)
% 0.20/0.38  % (32638)Success in time 0.029 s
%------------------------------------------------------------------------------