TSTP Solution File: SET801+4 by SnakeForV---1.0

View Problem - Process Solution

%------------------------------------------------------------------------------
% File     : SnakeForV---1.0
% Problem  : SET801+4 : TPTP v8.1.0. Released v3.2.0.
% Transfm  : none
% Format   : tptp:raw
% Command  : vampire --input_syntax tptp --proof tptp --output_axiom_names on --mode portfolio --schedule snake_tptp_uns --cores 0 -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 : Wed Aug 31 18:22:18 EDT 2022

% Result   : Theorem 0.19s 0.53s
% Output   : Refutation 0.19s
% Verified : 
% SZS Type : Refutation
%            Derivation depth      :   12
%            Number of leaves      :   18
% Syntax   : Number of formulae    :   89 (   1 unt;   0 def)
%            Number of atoms       :  382 (   0 equ)
%            Maximal formula atoms :   16 (   4 avg)
%            Number of connectives :  446 ( 153   ~; 158   |;  95   &)
%                                         (  21 <=>;  18  =>;   0  <=;   1 <~>)
%            Maximal formula depth :   13 (   6 avg)
%            Maximal term depth    :    2 (   1 avg)
%            Number of predicates  :   16 (  15 usr;   9 prp; 0-4 aty)
%            Number of functors    :    7 (   7 usr;   4 con; 0-4 aty)
%            Number of variables   :  183 ( 150   !;  33   ?)

% Comments : 
%------------------------------------------------------------------------------
fof(f315,plain,
    $false,
    inference(avatar_sat_refutation,[],[f159,f162,f164,f183,f190,f254,f268,f272,f309,f313,f314]) ).

fof(f314,plain,
    ( spl10_2
    | ~ spl10_1 ),
    inference(avatar_split_clause,[],[f257,f151,f154]) ).

fof(f154,plain,
    ( spl10_2
  <=> member(sK8,sK7) ),
    introduced(avatar_definition,[new_symbols(naming,[spl10_2])]) ).

fof(f151,plain,
    ( spl10_1
  <=> greatest(sK8,sK5,sK7) ),
    introduced(avatar_definition,[new_symbols(naming,[spl10_1])]) ).

fof(f257,plain,
    ( member(sK8,sK7)
    | ~ spl10_1 ),
    inference(resolution,[],[f161,f103]) ).

fof(f103,plain,
    ! [X2,X0,X1] :
      ( ~ greatest(X2,X0,X1)
      | member(X2,X1) ),
    inference(cnf_transformation,[],[f57]) ).

fof(f57,plain,
    ! [X0,X1,X2] :
      ( ( ( member(X2,X1)
          & ! [X3] :
              ( ~ member(X3,X1)
              | apply(X0,X3,X2) ) )
        | ~ greatest(X2,X0,X1) )
      & ( greatest(X2,X0,X1)
        | ~ member(X2,X1)
        | ( member(sK0(X0,X1,X2),X1)
          & ~ apply(X0,sK0(X0,X1,X2),X2) ) ) ),
    inference(skolemisation,[status(esa),new_symbols(skolem,[sK0])],[f55,f56]) ).

fof(f56,plain,
    ! [X0,X1,X2] :
      ( ? [X4] :
          ( member(X4,X1)
          & ~ apply(X0,X4,X2) )
     => ( member(sK0(X0,X1,X2),X1)
        & ~ apply(X0,sK0(X0,X1,X2),X2) ) ),
    introduced(choice_axiom,[]) ).

fof(f55,plain,
    ! [X0,X1,X2] :
      ( ( ( member(X2,X1)
          & ! [X3] :
              ( ~ member(X3,X1)
              | apply(X0,X3,X2) ) )
        | ~ greatest(X2,X0,X1) )
      & ( greatest(X2,X0,X1)
        | ~ member(X2,X1)
        | ? [X4] :
            ( member(X4,X1)
            & ~ apply(X0,X4,X2) ) ) ),
    inference(rectify,[],[f54]) ).

fof(f54,plain,
    ! [X2,X1,X0] :
      ( ( ( member(X0,X1)
          & ! [X3] :
              ( ~ member(X3,X1)
              | apply(X2,X3,X0) ) )
        | ~ greatest(X0,X2,X1) )
      & ( greatest(X0,X2,X1)
        | ~ member(X0,X1)
        | ? [X3] :
            ( member(X3,X1)
            & ~ apply(X2,X3,X0) ) ) ),
    inference(flattening,[],[f53]) ).

fof(f53,plain,
    ! [X2,X1,X0] :
      ( ( ( member(X0,X1)
          & ! [X3] :
              ( ~ member(X3,X1)
              | apply(X2,X3,X0) ) )
        | ~ greatest(X0,X2,X1) )
      & ( greatest(X0,X2,X1)
        | ~ member(X0,X1)
        | ? [X3] :
            ( member(X3,X1)
            & ~ apply(X2,X3,X0) ) ) ),
    inference(nnf_transformation,[],[f49]) ).

fof(f49,plain,
    ! [X2,X1,X0] :
      ( ( member(X0,X1)
        & ! [X3] :
            ( ~ member(X3,X1)
            | apply(X2,X3,X0) ) )
    <=> greatest(X0,X2,X1) ),
    inference(ennf_transformation,[],[f42]) ).

fof(f42,plain,
    ! [X0,X1,X2] :
      ( ( member(X0,X1)
        & ! [X3] :
            ( member(X3,X1)
           => apply(X2,X3,X0) ) )
    <=> greatest(X0,X2,X1) ),
    inference(rectify,[],[f16]) ).

fof(f16,axiom,
    ! [X7,X3,X5] :
      ( ( ! [X2] :
            ( member(X2,X3)
           => apply(X5,X2,X7) )
        & member(X7,X3) )
    <=> greatest(X7,X5,X3) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',greatest) ).

fof(f161,plain,
    ( greatest(sK8,sK5,sK7)
    | ~ spl10_1 ),
    inference(avatar_component_clause,[],[f151]) ).

fof(f313,plain,
    ( ~ spl10_2
    | spl10_10
    | ~ spl10_11 ),
    inference(avatar_contradiction_clause,[],[f311]) ).

fof(f311,plain,
    ( $false
    | ~ spl10_2
    | spl10_10
    | ~ spl10_11 ),
    inference(unit_resulting_resolution,[],[f160,f267,f271,f123]) ).

fof(f123,plain,
    ! [X2,X3,X0,X1] :
      ( ~ upper_bound(X2,X0,X1)
      | apply(X0,X3,X2)
      | ~ member(X3,X1) ),
    inference(cnf_transformation,[],[f81]) ).

fof(f81,plain,
    ! [X0,X1,X2] :
      ( ( ! [X3] :
            ( ~ member(X3,X1)
            | apply(X0,X3,X2) )
        | ~ upper_bound(X2,X0,X1) )
      & ( upper_bound(X2,X0,X1)
        | ( member(sK4(X0,X1,X2),X1)
          & ~ apply(X0,sK4(X0,X1,X2),X2) ) ) ),
    inference(skolemisation,[status(esa),new_symbols(skolem,[sK4])],[f79,f80]) ).

fof(f80,plain,
    ! [X0,X1,X2] :
      ( ? [X4] :
          ( member(X4,X1)
          & ~ apply(X0,X4,X2) )
     => ( member(sK4(X0,X1,X2),X1)
        & ~ apply(X0,sK4(X0,X1,X2),X2) ) ),
    introduced(choice_axiom,[]) ).

fof(f79,plain,
    ! [X0,X1,X2] :
      ( ( ! [X3] :
            ( ~ member(X3,X1)
            | apply(X0,X3,X2) )
        | ~ upper_bound(X2,X0,X1) )
      & ( upper_bound(X2,X0,X1)
        | ? [X4] :
            ( member(X4,X1)
            & ~ apply(X0,X4,X2) ) ) ),
    inference(rectify,[],[f78]) ).

fof(f78,plain,
    ! [X1,X2,X0] :
      ( ( ! [X3] :
            ( ~ member(X3,X2)
            | apply(X1,X3,X0) )
        | ~ upper_bound(X0,X1,X2) )
      & ( upper_bound(X0,X1,X2)
        | ? [X3] :
            ( member(X3,X2)
            & ~ apply(X1,X3,X0) ) ) ),
    inference(nnf_transformation,[],[f48]) ).

fof(f48,plain,
    ! [X1,X2,X0] :
      ( ! [X3] :
          ( ~ member(X3,X2)
          | apply(X1,X3,X0) )
    <=> upper_bound(X0,X1,X2) ),
    inference(ennf_transformation,[],[f26]) ).

fof(f26,plain,
    ! [X1,X0,X2] :
      ( ! [X3] :
          ( member(X3,X2)
         => apply(X1,X3,X0) )
    <=> upper_bound(X0,X1,X2) ),
    inference(rectify,[],[f14]) ).

fof(f14,axiom,
    ! [X7,X5,X3] :
      ( ! [X2] :
          ( member(X2,X3)
         => apply(X5,X2,X7) )
    <=> upper_bound(X7,X5,X3) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',upper_bound) ).

fof(f271,plain,
    ( upper_bound(sK9(sK8,sK7,sK6,sK5),sK5,sK7)
    | ~ spl10_11 ),
    inference(avatar_component_clause,[],[f270]) ).

fof(f270,plain,
    ( spl10_11
  <=> upper_bound(sK9(sK8,sK7,sK6,sK5),sK5,sK7) ),
    introduced(avatar_definition,[new_symbols(naming,[spl10_11])]) ).

fof(f267,plain,
    ( ~ apply(sK5,sK8,sK9(sK8,sK7,sK6,sK5))
    | spl10_10 ),
    inference(avatar_component_clause,[],[f266]) ).

fof(f266,plain,
    ( spl10_10
  <=> apply(sK5,sK8,sK9(sK8,sK7,sK6,sK5)) ),
    introduced(avatar_definition,[new_symbols(naming,[spl10_10])]) ).

fof(f160,plain,
    ( member(sK8,sK7)
    | ~ spl10_2 ),
    inference(avatar_component_clause,[],[f154]) ).

fof(f309,plain,
    ( ~ spl10_1
    | spl10_9 ),
    inference(avatar_contradiction_clause,[],[f305]) ).

fof(f305,plain,
    ( $false
    | ~ spl10_1
    | spl10_9 ),
    inference(unit_resulting_resolution,[],[f278,f277,f256]) ).

fof(f256,plain,
    ( ! [X0] :
        ( apply(sK5,X0,sK8)
        | ~ member(X0,sK7) )
    | ~ spl10_1 ),
    inference(resolution,[],[f161,f102]) ).

fof(f102,plain,
    ! [X2,X3,X0,X1] :
      ( ~ greatest(X2,X0,X1)
      | apply(X0,X3,X2)
      | ~ member(X3,X1) ),
    inference(cnf_transformation,[],[f57]) ).

fof(f277,plain,
    ( ~ apply(sK5,sK4(sK5,sK7,sK8),sK8)
    | spl10_9 ),
    inference(resolution,[],[f264,f121]) ).

fof(f121,plain,
    ! [X2,X0,X1] :
      ( upper_bound(X2,X0,X1)
      | ~ apply(X0,sK4(X0,X1,X2),X2) ),
    inference(cnf_transformation,[],[f81]) ).

fof(f264,plain,
    ( ~ upper_bound(sK8,sK5,sK7)
    | spl10_9 ),
    inference(avatar_component_clause,[],[f263]) ).

fof(f263,plain,
    ( spl10_9
  <=> upper_bound(sK8,sK5,sK7) ),
    introduced(avatar_definition,[new_symbols(naming,[spl10_9])]) ).

fof(f278,plain,
    ( member(sK4(sK5,sK7,sK8),sK7)
    | spl10_9 ),
    inference(resolution,[],[f264,f122]) ).

fof(f122,plain,
    ! [X2,X0,X1] :
      ( upper_bound(X2,X0,X1)
      | member(sK4(X0,X1,X2),X1) ),
    inference(cnf_transformation,[],[f81]) ).

fof(f272,plain,
    ( ~ spl10_2
    | spl10_11
    | ~ spl10_9
    | spl10_3 ),
    inference(avatar_split_clause,[],[f260,f157,f263,f270,f154]) ).

fof(f157,plain,
    ( spl10_3
  <=> least_upper_bound(sK8,sK7,sK5,sK6) ),
    introduced(avatar_definition,[new_symbols(naming,[spl10_3])]) ).

fof(f260,plain,
    ( ~ upper_bound(sK8,sK5,sK7)
    | upper_bound(sK9(sK8,sK7,sK6,sK5),sK5,sK7)
    | ~ member(sK8,sK7)
    | spl10_3 ),
    inference(resolution,[],[f158,f141]) ).

fof(f141,plain,
    ! [X2,X3,X0,X1] :
      ( least_upper_bound(X0,X1,X3,X2)
      | upper_bound(sK9(X0,X1,X2,X3),X3,X1)
      | ~ member(X0,X1)
      | ~ upper_bound(X0,X3,X1) ),
    inference(cnf_transformation,[],[f98]) ).

fof(f98,plain,
    ! [X0,X1,X2,X3] :
      ( ( least_upper_bound(X0,X1,X3,X2)
        | ~ member(X0,X1)
        | ( ~ apply(X3,X0,sK9(X0,X1,X2,X3))
          & member(sK9(X0,X1,X2,X3),X2)
          & upper_bound(sK9(X0,X1,X2,X3),X3,X1) )
        | ~ upper_bound(X0,X3,X1) )
      & ( ( member(X0,X1)
          & ! [X5] :
              ( apply(X3,X0,X5)
              | ~ member(X5,X2)
              | ~ upper_bound(X5,X3,X1) )
          & upper_bound(X0,X3,X1) )
        | ~ least_upper_bound(X0,X1,X3,X2) ) ),
    inference(skolemisation,[status(esa),new_symbols(skolem,[sK9])],[f96,f97]) ).

fof(f97,plain,
    ! [X0,X1,X2,X3] :
      ( ? [X4] :
          ( ~ apply(X3,X0,X4)
          & member(X4,X2)
          & upper_bound(X4,X3,X1) )
     => ( ~ apply(X3,X0,sK9(X0,X1,X2,X3))
        & member(sK9(X0,X1,X2,X3),X2)
        & upper_bound(sK9(X0,X1,X2,X3),X3,X1) ) ),
    introduced(choice_axiom,[]) ).

fof(f96,plain,
    ! [X0,X1,X2,X3] :
      ( ( least_upper_bound(X0,X1,X3,X2)
        | ~ member(X0,X1)
        | ? [X4] :
            ( ~ apply(X3,X0,X4)
            & member(X4,X2)
            & upper_bound(X4,X3,X1) )
        | ~ upper_bound(X0,X3,X1) )
      & ( ( member(X0,X1)
          & ! [X5] :
              ( apply(X3,X0,X5)
              | ~ member(X5,X2)
              | ~ upper_bound(X5,X3,X1) )
          & upper_bound(X0,X3,X1) )
        | ~ least_upper_bound(X0,X1,X3,X2) ) ),
    inference(rectify,[],[f95]) ).

fof(f95,plain,
    ! [X3,X0,X1,X2] :
      ( ( least_upper_bound(X3,X0,X2,X1)
        | ~ member(X3,X0)
        | ? [X4] :
            ( ~ apply(X2,X3,X4)
            & member(X4,X1)
            & upper_bound(X4,X2,X0) )
        | ~ upper_bound(X3,X2,X0) )
      & ( ( member(X3,X0)
          & ! [X4] :
              ( apply(X2,X3,X4)
              | ~ member(X4,X1)
              | ~ upper_bound(X4,X2,X0) )
          & upper_bound(X3,X2,X0) )
        | ~ least_upper_bound(X3,X0,X2,X1) ) ),
    inference(flattening,[],[f94]) ).

fof(f94,plain,
    ! [X3,X0,X1,X2] :
      ( ( least_upper_bound(X3,X0,X2,X1)
        | ~ member(X3,X0)
        | ? [X4] :
            ( ~ apply(X2,X3,X4)
            & member(X4,X1)
            & upper_bound(X4,X2,X0) )
        | ~ upper_bound(X3,X2,X0) )
      & ( ( member(X3,X0)
          & ! [X4] :
              ( apply(X2,X3,X4)
              | ~ member(X4,X1)
              | ~ upper_bound(X4,X2,X0) )
          & upper_bound(X3,X2,X0) )
        | ~ least_upper_bound(X3,X0,X2,X1) ) ),
    inference(nnf_transformation,[],[f51]) ).

fof(f51,plain,
    ! [X3,X0,X1,X2] :
      ( least_upper_bound(X3,X0,X2,X1)
    <=> ( member(X3,X0)
        & ! [X4] :
            ( apply(X2,X3,X4)
            | ~ member(X4,X1)
            | ~ upper_bound(X4,X2,X0) )
        & upper_bound(X3,X2,X0) ) ),
    inference(flattening,[],[f50]) ).

fof(f50,plain,
    ! [X2,X3,X0,X1] :
      ( ( member(X3,X0)
        & upper_bound(X3,X2,X0)
        & ! [X4] :
            ( apply(X2,X3,X4)
            | ~ upper_bound(X4,X2,X0)
            | ~ member(X4,X1) ) )
    <=> least_upper_bound(X3,X0,X2,X1) ),
    inference(ennf_transformation,[],[f37]) ).

fof(f37,plain,
    ! [X2,X3,X0,X1] :
      ( ( member(X3,X0)
        & upper_bound(X3,X2,X0)
        & ! [X4] :
            ( ( upper_bound(X4,X2,X0)
              & member(X4,X1) )
           => apply(X2,X3,X4) ) )
    <=> least_upper_bound(X3,X0,X2,X1) ),
    inference(rectify,[],[f20]) ).

fof(f20,axiom,
    ! [X2,X3,X5,X0] :
      ( least_upper_bound(X0,X2,X5,X3)
    <=> ( member(X0,X2)
        & upper_bound(X0,X5,X2)
        & ! [X7] :
            ( ( member(X7,X3)
              & upper_bound(X7,X5,X2) )
           => apply(X5,X0,X7) ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',least_upper_bound) ).

fof(f158,plain,
    ( ~ least_upper_bound(sK8,sK7,sK5,sK6)
    | spl10_3 ),
    inference(avatar_component_clause,[],[f157]) ).

fof(f268,plain,
    ( ~ spl10_9
    | ~ spl10_10
    | ~ spl10_2
    | spl10_3 ),
    inference(avatar_split_clause,[],[f259,f157,f154,f266,f263]) ).

fof(f259,plain,
    ( ~ member(sK8,sK7)
    | ~ apply(sK5,sK8,sK9(sK8,sK7,sK6,sK5))
    | ~ upper_bound(sK8,sK5,sK7)
    | spl10_3 ),
    inference(resolution,[],[f158,f143]) ).

fof(f143,plain,
    ! [X2,X3,X0,X1] :
      ( least_upper_bound(X0,X1,X3,X2)
      | ~ apply(X3,X0,sK9(X0,X1,X2,X3))
      | ~ member(X0,X1)
      | ~ upper_bound(X0,X3,X1) ),
    inference(cnf_transformation,[],[f98]) ).

fof(f254,plain,
    ( ~ spl10_3
    | ~ spl10_4
    | spl10_5 ),
    inference(avatar_contradiction_clause,[],[f250]) ).

fof(f250,plain,
    ( $false
    | ~ spl10_3
    | ~ spl10_4
    | spl10_5 ),
    inference(unit_resulting_resolution,[],[f182,f189,f175,f123]) ).

fof(f175,plain,
    ( upper_bound(sK8,sK5,sK7)
    | ~ spl10_3 ),
    inference(resolution,[],[f138,f163]) ).

fof(f163,plain,
    ( least_upper_bound(sK8,sK7,sK5,sK6)
    | ~ spl10_3 ),
    inference(avatar_component_clause,[],[f157]) ).

fof(f138,plain,
    ! [X2,X3,X0,X1] :
      ( ~ least_upper_bound(X0,X1,X3,X2)
      | upper_bound(X0,X3,X1) ),
    inference(cnf_transformation,[],[f98]) ).

fof(f189,plain,
    ( ~ apply(sK5,sK0(sK5,sK7,sK8),sK8)
    | spl10_5 ),
    inference(avatar_component_clause,[],[f188]) ).

fof(f188,plain,
    ( spl10_5
  <=> apply(sK5,sK0(sK5,sK7,sK8),sK8) ),
    introduced(avatar_definition,[new_symbols(naming,[spl10_5])]) ).

fof(f182,plain,
    ( member(sK0(sK5,sK7,sK8),sK7)
    | ~ spl10_4 ),
    inference(avatar_component_clause,[],[f181]) ).

fof(f181,plain,
    ( spl10_4
  <=> member(sK0(sK5,sK7,sK8),sK7) ),
    introduced(avatar_definition,[new_symbols(naming,[spl10_4])]) ).

fof(f190,plain,
    ( ~ spl10_5
    | ~ spl10_2
    | spl10_1 ),
    inference(avatar_split_clause,[],[f184,f151,f154,f188]) ).

fof(f184,plain,
    ( ~ member(sK8,sK7)
    | ~ apply(sK5,sK0(sK5,sK7,sK8),sK8)
    | spl10_1 ),
    inference(resolution,[],[f100,f152]) ).

fof(f152,plain,
    ( ~ greatest(sK8,sK5,sK7)
    | spl10_1 ),
    inference(avatar_component_clause,[],[f151]) ).

fof(f100,plain,
    ! [X2,X0,X1] :
      ( greatest(X2,X0,X1)
      | ~ apply(X0,sK0(X0,X1,X2),X2)
      | ~ member(X2,X1) ),
    inference(cnf_transformation,[],[f57]) ).

fof(f183,plain,
    ( spl10_4
    | ~ spl10_2
    | spl10_1 ),
    inference(avatar_split_clause,[],[f177,f151,f154,f181]) ).

fof(f177,plain,
    ( ~ member(sK8,sK7)
    | member(sK0(sK5,sK7,sK8),sK7)
    | spl10_1 ),
    inference(resolution,[],[f101,f152]) ).

fof(f101,plain,
    ! [X2,X0,X1] :
      ( greatest(X2,X0,X1)
      | ~ member(X2,X1)
      | member(sK0(X0,X1,X2),X1) ),
    inference(cnf_transformation,[],[f57]) ).

fof(f164,plain,
    ( spl10_1
    | spl10_3 ),
    inference(avatar_split_clause,[],[f128,f157,f151]) ).

fof(f128,plain,
    ( least_upper_bound(sK8,sK7,sK5,sK6)
    | greatest(sK8,sK5,sK7) ),
    inference(cnf_transformation,[],[f90]) ).

fof(f90,plain,
    ( subset(sK7,sK6)
    & ( ~ greatest(sK8,sK5,sK7)
      | ~ member(sK8,sK7)
      | ~ least_upper_bound(sK8,sK7,sK5,sK6) )
    & ( greatest(sK8,sK5,sK7)
      | ( member(sK8,sK7)
        & least_upper_bound(sK8,sK7,sK5,sK6) ) )
    & order(sK5,sK6) ),
    inference(skolemisation,[status(esa),new_symbols(skolem,[sK5,sK6,sK7,sK8])],[f86,f89,f88,f87]) ).

fof(f87,plain,
    ( ? [X0,X1] :
        ( ? [X2] :
            ( subset(X2,X1)
            & ? [X3] :
                ( ( ~ greatest(X3,X0,X2)
                  | ~ member(X3,X2)
                  | ~ least_upper_bound(X3,X2,X0,X1) )
                & ( greatest(X3,X0,X2)
                  | ( member(X3,X2)
                    & least_upper_bound(X3,X2,X0,X1) ) ) ) )
        & order(X0,X1) )
   => ( ? [X2] :
          ( subset(X2,sK6)
          & ? [X3] :
              ( ( ~ greatest(X3,sK5,X2)
                | ~ member(X3,X2)
                | ~ least_upper_bound(X3,X2,sK5,sK6) )
              & ( greatest(X3,sK5,X2)
                | ( member(X3,X2)
                  & least_upper_bound(X3,X2,sK5,sK6) ) ) ) )
      & order(sK5,sK6) ) ),
    introduced(choice_axiom,[]) ).

fof(f88,plain,
    ( ? [X2] :
        ( subset(X2,sK6)
        & ? [X3] :
            ( ( ~ greatest(X3,sK5,X2)
              | ~ member(X3,X2)
              | ~ least_upper_bound(X3,X2,sK5,sK6) )
            & ( greatest(X3,sK5,X2)
              | ( member(X3,X2)
                & least_upper_bound(X3,X2,sK5,sK6) ) ) ) )
   => ( subset(sK7,sK6)
      & ? [X3] :
          ( ( ~ greatest(X3,sK5,sK7)
            | ~ member(X3,sK7)
            | ~ least_upper_bound(X3,sK7,sK5,sK6) )
          & ( greatest(X3,sK5,sK7)
            | ( member(X3,sK7)
              & least_upper_bound(X3,sK7,sK5,sK6) ) ) ) ) ),
    introduced(choice_axiom,[]) ).

fof(f89,plain,
    ( ? [X3] :
        ( ( ~ greatest(X3,sK5,sK7)
          | ~ member(X3,sK7)
          | ~ least_upper_bound(X3,sK7,sK5,sK6) )
        & ( greatest(X3,sK5,sK7)
          | ( member(X3,sK7)
            & least_upper_bound(X3,sK7,sK5,sK6) ) ) )
   => ( ( ~ greatest(sK8,sK5,sK7)
        | ~ member(sK8,sK7)
        | ~ least_upper_bound(sK8,sK7,sK5,sK6) )
      & ( greatest(sK8,sK5,sK7)
        | ( member(sK8,sK7)
          & least_upper_bound(sK8,sK7,sK5,sK6) ) ) ) ),
    introduced(choice_axiom,[]) ).

fof(f86,plain,
    ? [X0,X1] :
      ( ? [X2] :
          ( subset(X2,X1)
          & ? [X3] :
              ( ( ~ greatest(X3,X0,X2)
                | ~ member(X3,X2)
                | ~ least_upper_bound(X3,X2,X0,X1) )
              & ( greatest(X3,X0,X2)
                | ( member(X3,X2)
                  & least_upper_bound(X3,X2,X0,X1) ) ) ) )
      & order(X0,X1) ),
    inference(flattening,[],[f85]) ).

fof(f85,plain,
    ? [X0,X1] :
      ( ? [X2] :
          ( subset(X2,X1)
          & ? [X3] :
              ( ( ~ greatest(X3,X0,X2)
                | ~ member(X3,X2)
                | ~ least_upper_bound(X3,X2,X0,X1) )
              & ( greatest(X3,X0,X2)
                | ( member(X3,X2)
                  & least_upper_bound(X3,X2,X0,X1) ) ) ) )
      & order(X0,X1) ),
    inference(nnf_transformation,[],[f52]) ).

fof(f52,plain,
    ? [X0,X1] :
      ( ? [X2] :
          ( subset(X2,X1)
          & ? [X3] :
              ( ( member(X3,X2)
                & least_upper_bound(X3,X2,X0,X1) )
            <~> greatest(X3,X0,X2) ) )
      & order(X0,X1) ),
    inference(ennf_transformation,[],[f36]) ).

fof(f36,plain,
    ~ ! [X0,X1] :
        ( order(X0,X1)
       => ! [X2] :
            ( subset(X2,X1)
           => ! [X3] :
                ( greatest(X3,X0,X2)
              <=> ( member(X3,X2)
                  & least_upper_bound(X3,X2,X0,X1) ) ) ) ),
    inference(rectify,[],[f23]) ).

fof(f23,negated_conjecture,
    ~ ! [X5,X3] :
        ( order(X5,X3)
       => ! [X2] :
            ( subset(X2,X3)
           => ! [X7] :
                ( greatest(X7,X5,X2)
              <=> ( member(X7,X2)
                  & least_upper_bound(X7,X2,X5,X3) ) ) ) ),
    inference(negated_conjecture,[],[f22]) ).

fof(f22,conjecture,
    ! [X5,X3] :
      ( order(X5,X3)
     => ! [X2] :
          ( subset(X2,X3)
         => ! [X7] :
              ( greatest(X7,X5,X2)
            <=> ( member(X7,X2)
                & least_upper_bound(X7,X2,X5,X3) ) ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',thIV13) ).

fof(f162,plain,
    ( spl10_2
    | spl10_1 ),
    inference(avatar_split_clause,[],[f129,f151,f154]) ).

fof(f129,plain,
    ( greatest(sK8,sK5,sK7)
    | member(sK8,sK7) ),
    inference(cnf_transformation,[],[f90]) ).

fof(f159,plain,
    ( ~ spl10_1
    | ~ spl10_2
    | ~ spl10_3 ),
    inference(avatar_split_clause,[],[f130,f157,f154,f151]) ).

fof(f130,plain,
    ( ~ least_upper_bound(sK8,sK7,sK5,sK6)
    | ~ member(sK8,sK7)
    | ~ greatest(sK8,sK5,sK7) ),
    inference(cnf_transformation,[],[f90]) ).

%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.06/0.11  % Problem    : SET801+4 : TPTP v8.1.0. Released v3.2.0.
% 0.06/0.12  % Command    : vampire --input_syntax tptp --proof tptp --output_axiom_names on --mode portfolio --schedule snake_tptp_uns --cores 0 -t %d %s
% 0.13/0.33  % Computer : n018.cluster.edu
% 0.13/0.33  % Model    : x86_64 x86_64
% 0.13/0.33  % CPU      : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.13/0.33  % Memory   : 8042.1875MB
% 0.13/0.33  % OS       : Linux 3.10.0-693.el7.x86_64
% 0.13/0.33  % CPULimit   : 300
% 0.13/0.33  % WCLimit    : 300
% 0.13/0.33  % DateTime   : Tue Aug 30 14:24:40 EDT 2022
% 0.13/0.33  % CPUTime    : 
% 0.19/0.49  % (29129)lrs+1011_1:1_fd=preordered:fsd=on:sos=on:thsq=on:thsqc=64:thsqd=32:uwa=ground:i=50:si=on:rawr=on:rtra=on_0 on theBenchmark for (2999ds/50Mi)
% 0.19/0.50  % (29114)lrs+10_1:1_gsp=on:sd=1:sgt=32:sos=on:ss=axioms:i=13:si=on:rawr=on:rtra=on_0 on theBenchmark for (2999ds/13Mi)
% 0.19/0.50  % (29113)dis+1002_1:12_drc=off:fd=preordered:tgt=full:i=99978:si=on:rawr=on:rtra=on_0 on theBenchmark for (2999ds/99978Mi)
% 0.19/0.50  % (29115)dis+1002_1:1_aac=none:bd=off:sac=on:sos=on:spb=units:i=3:si=on:rawr=on:rtra=on_0 on theBenchmark for (2999ds/3Mi)
% 0.19/0.50  % (29115)Instruction limit reached!
% 0.19/0.50  % (29115)------------------------------
% 0.19/0.50  % (29115)Version: Vampire 4.7 (commit 807e37dd9 on 2022-08-23 09:55:27 +0200)
% 0.19/0.50  % (29115)Linked with Z3 4.8.13.0 f03d756e086f81f2596157241e0decfb1c982299 z3-4.8.4-5390-gf03d756e0
% 0.19/0.50  % (29115)Termination reason: Unknown
% 0.19/0.50  % (29115)Termination phase: Property scanning
% 0.19/0.50  
% 0.19/0.50  % (29115)Memory used [KB]: 1535
% 0.19/0.50  % (29115)Time elapsed: 0.002 s
% 0.19/0.50  % (29115)Instructions burned: 3 (million)
% 0.19/0.50  % (29115)------------------------------
% 0.19/0.50  % (29115)------------------------------
% 0.19/0.51  % (29127)lrs+10_1:1_ins=3:sp=reverse_frequency:spb=goal:to=lpo:i=3:si=on:rawr=on:rtra=on_0 on theBenchmark for (2999ds/3Mi)
% 0.19/0.51  % (29121)dis+10_1:1_newcnf=on:sgt=8:sos=on:ss=axioms:to=lpo:urr=on:i=49:si=on:rawr=on:rtra=on_0 on theBenchmark for (2999ds/49Mi)
% 0.19/0.51  % (29127)Instruction limit reached!
% 0.19/0.51  % (29127)------------------------------
% 0.19/0.51  % (29127)Version: Vampire 4.7 (commit 807e37dd9 on 2022-08-23 09:55:27 +0200)
% 0.19/0.51  % (29127)Linked with Z3 4.8.13.0 f03d756e086f81f2596157241e0decfb1c982299 z3-4.8.4-5390-gf03d756e0
% 0.19/0.51  % (29127)Termination reason: Unknown
% 0.19/0.51  % (29127)Termination phase: Saturation
% 0.19/0.51  
% 0.19/0.51  % (29127)Memory used [KB]: 6012
% 0.19/0.51  % (29127)Time elapsed: 0.003 s
% 0.19/0.51  % (29127)Instructions burned: 4 (million)
% 0.19/0.51  % (29127)------------------------------
% 0.19/0.51  % (29127)------------------------------
% 0.19/0.51  % (29117)lrs+10_1:1024_nm=0:nwc=5.0:ss=axioms:i=13:si=on:rawr=on:rtra=on_0 on theBenchmark for (2999ds/13Mi)
% 0.19/0.51  % (29124)lrs+10_1:2_br=off:nm=4:ss=included:urr=on:i=7:si=on:rawr=on:rtra=on_0 on theBenchmark for (2999ds/7Mi)
% 0.19/0.51  % (29116)lrs+10_5:1_br=off:fde=none:nwc=3.0:sd=1:sgt=10:sos=on:ss=axioms:urr=on:i=51:si=on:rawr=on:rtra=on_0 on theBenchmark for (2999ds/51Mi)
% 0.19/0.51  % (29124)Refutation not found, incomplete strategy% (29124)------------------------------
% 0.19/0.51  % (29124)Version: Vampire 4.7 (commit 807e37dd9 on 2022-08-23 09:55:27 +0200)
% 0.19/0.51  % (29119)dis+1010_1:50_awrs=decay:awrsf=128:nwc=10.0:s2pl=no:sp=frequency:ss=axioms:i=39:si=on:rawr=on:rtra=on_0 on theBenchmark for (2999ds/39Mi)
% 0.19/0.51  % (29116)Refutation not found, incomplete strategy% (29116)------------------------------
% 0.19/0.51  % (29116)Version: Vampire 4.7 (commit 807e37dd9 on 2022-08-23 09:55:27 +0200)
% 0.19/0.51  % (29132)dis-10_3:2_amm=sco:ep=RS:fsr=off:nm=10:sd=2:sos=on:ss=axioms:st=3.0:i=11:si=on:rawr=on:rtra=on_0 on theBenchmark for (2999ds/11Mi)
% 0.19/0.52  % (29130)fmb+10_1:1_nm=2:i=3:si=on:rawr=on:rtra=on_0 on theBenchmark for (2999ds/3Mi)
% 0.19/0.52  % (29137)dis+21_1:1_ep=RS:nwc=10.0:s2a=on:s2at=1.5:i=50:si=on:rawr=on:rtra=on_0 on theBenchmark for (2999ds/50Mi)
% 0.19/0.52  % (29135)dis+1010_2:3_fs=off:fsr=off:nm=0:nwc=5.0:s2a=on:s2agt=32:i=82:si=on:rawr=on:rtra=on_0 on theBenchmark for (2999ds/82Mi)
% 0.19/0.52  % (29122)lrs+10_1:1_br=off:sos=on:ss=axioms:st=2.0:urr=on:i=33:si=on:rawr=on:rtra=on_0 on theBenchmark for (2999ds/33Mi)
% 0.19/0.52  % (29116)Linked with Z3 4.8.13.0 f03d756e086f81f2596157241e0decfb1c982299 z3-4.8.4-5390-gf03d756e0
% 0.19/0.52  % (29116)Termination reason: Refutation not found, incomplete strategy
% 0.19/0.52  
% 0.19/0.52  % (29116)Memory used [KB]: 6140
% 0.19/0.52  % (29116)Time elapsed: 0.116 s
% 0.19/0.52  % (29116)Instructions burned: 6 (million)
% 0.19/0.52  % (29116)------------------------------
% 0.19/0.52  % (29116)------------------------------
% 0.19/0.52  % (29133)dis+1010_1:1_bs=on:ep=RS:erd=off:newcnf=on:nwc=10.0:s2a=on:sgt=32:ss=axioms:i=30:si=on:rawr=on:rtra=on_0 on theBenchmark for (2999ds/30Mi)
% 0.19/0.52  % (29118)dis+21_1:1_av=off:sos=on:sp=frequency:ss=included:to=lpo:i=15:si=on:rawr=on:rtra=on_0 on theBenchmark for (2999ds/15Mi)
% 0.19/0.52  % (29132)Refutation not found, incomplete strategy% (29132)------------------------------
% 0.19/0.52  % (29132)Version: Vampire 4.7 (commit 807e37dd9 on 2022-08-23 09:55:27 +0200)
% 0.19/0.52  % (29140)dis+21_1:1_aac=none:abs=on:er=known:fde=none:fsr=off:nwc=5.0:s2a=on:s2at=4.0:sp=const_frequency:to=lpo:urr=ec_only:i=25:si=on:rawr=on:rtra=on_0 on theBenchmark for (2999ds/25Mi)
% 0.19/0.52  % (29130)Instruction limit reached!
% 0.19/0.52  % (29130)------------------------------
% 0.19/0.52  % (29130)Version: Vampire 4.7 (commit 807e37dd9 on 2022-08-23 09:55:27 +0200)
% 0.19/0.52  % (29142)lrs-11_1:1_nm=0:sac=on:sd=4:ss=axioms:st=3.0:i=24:si=on:rawr=on:rtra=on_0 on theBenchmark for (2999ds/24Mi)
% 0.19/0.52  % (29120)lrs+2_1:1_lcm=reverse:lma=on:sos=all:spb=goal_then_units:ss=included:urr=on:i=39:si=on:rawr=on:rtra=on_0 on theBenchmark for (2999ds/39Mi)
% 0.19/0.52  % (29130)Linked with Z3 4.8.13.0 f03d756e086f81f2596157241e0decfb1c982299 z3-4.8.4-5390-gf03d756e0
% 0.19/0.52  % (29130)Termination reason: Unknown
% 0.19/0.52  % (29130)Termination phase: Property scanning
% 0.19/0.52  
% 0.19/0.52  % (29130)Memory used [KB]: 1535
% 0.19/0.52  % (29130)Time elapsed: 0.004 s
% 0.19/0.52  % (29130)Instructions burned: 3 (million)
% 0.19/0.52  % (29130)------------------------------
% 0.19/0.52  % (29130)------------------------------
% 0.19/0.52  % (29138)lrs+11_1:1_plsq=on:plsqc=1:plsqr=32,1:ss=included:i=95:si=on:rawr=on:rtra=on_0 on theBenchmark for (2999ds/95Mi)
% 0.19/0.52  % (29139)lrs+1011_1:1_fd=preordered:fsd=on:sos=on:thsq=on:thsqc=64:thsqd=32:uwa=ground:i=99:si=on:rawr=on:rtra=on_0 on theBenchmark for (2999ds/99Mi)
% 0.19/0.52  % (29114)Instruction limit reached!
% 0.19/0.52  % (29114)------------------------------
% 0.19/0.52  % (29114)Version: Vampire 4.7 (commit 807e37dd9 on 2022-08-23 09:55:27 +0200)
% 0.19/0.52  % (29114)Linked with Z3 4.8.13.0 f03d756e086f81f2596157241e0decfb1c982299 z3-4.8.4-5390-gf03d756e0
% 0.19/0.52  % (29114)Termination reason: Unknown
% 0.19/0.52  % (29114)Termination phase: Saturation
% 0.19/0.52  
% 0.19/0.52  % (29114)Memory used [KB]: 6268
% 0.19/0.52  % (29114)Time elapsed: 0.101 s
% 0.19/0.52  % (29114)Instructions burned: 14 (million)
% 0.19/0.52  % (29114)------------------------------
% 0.19/0.52  % (29114)------------------------------
% 0.19/0.52  % (29122)Refutation not found, incomplete strategy% (29122)------------------------------
% 0.19/0.52  % (29122)Version: Vampire 4.7 (commit 807e37dd9 on 2022-08-23 09:55:27 +0200)
% 0.19/0.52  % (29122)Linked with Z3 4.8.13.0 f03d756e086f81f2596157241e0decfb1c982299 z3-4.8.4-5390-gf03d756e0
% 0.19/0.52  % (29122)Termination reason: Refutation not found, incomplete strategy
% 0.19/0.52  
% 0.19/0.52  % (29122)Memory used [KB]: 6012
% 0.19/0.52  % (29122)Time elapsed: 0.129 s
% 0.19/0.52  % (29122)Instructions burned: 3 (million)
% 0.19/0.52  % (29122)------------------------------
% 0.19/0.52  % (29122)------------------------------
% 0.19/0.53  % (29140)First to succeed.
% 0.19/0.53  % (29128)lrs+10_1:1_drc=off:sp=reverse_frequency:spb=goal:to=lpo:i=7:si=on:rawr=on:rtra=on_0 on theBenchmark for (2999ds/7Mi)
% 0.19/0.53  % (29132)Linked with Z3 4.8.13.0 f03d756e086f81f2596157241e0decfb1c982299 z3-4.8.4-5390-gf03d756e0
% 0.19/0.53  % (29132)Termination reason: Refutation not found, incomplete strategy
% 0.19/0.53  
% 0.19/0.53  % (29132)Memory used [KB]: 6012
% 0.19/0.53  % (29132)Time elapsed: 0.129 s
% 0.19/0.53  % (29132)Instructions burned: 3 (million)
% 0.19/0.53  % (29132)------------------------------
% 0.19/0.53  % (29132)------------------------------
% 0.19/0.53  % (29134)ott+21_1:1_erd=off:s2a=on:sac=on:sd=1:sgt=64:sos=on:ss=included:st=3.0:to=lpo:urr=on:i=99:si=on:rawr=on:rtra=on_0 on theBenchmark for (2999ds/99Mi)
% 0.19/0.53  % (29124)Linked with Z3 4.8.13.0 f03d756e086f81f2596157241e0decfb1c982299 z3-4.8.4-5390-gf03d756e0
% 0.19/0.53  % (29124)Termination reason: Refutation not found, incomplete strategy
% 0.19/0.53  
% 0.19/0.53  % (29124)Memory used [KB]: 6012
% 0.19/0.53  % (29124)Time elapsed: 0.120 s
% 0.19/0.53  % (29124)Instructions burned: 3 (million)
% 0.19/0.53  % (29124)------------------------------
% 0.19/0.53  % (29124)------------------------------
% 0.19/0.53  % (29131)ott+1010_1:1_sd=2:sos=on:sp=occurrence:ss=axioms:urr=on:i=2:si=on:rawr=on:rtra=on_0 on theBenchmark for (2999ds/2Mi)
% 0.19/0.53  % (29131)Instruction limit reached!
% 0.19/0.53  % (29131)------------------------------
% 0.19/0.53  % (29131)Version: Vampire 4.7 (commit 807e37dd9 on 2022-08-23 09:55:27 +0200)
% 0.19/0.53  % (29131)Linked with Z3 4.8.13.0 f03d756e086f81f2596157241e0decfb1c982299 z3-4.8.4-5390-gf03d756e0
% 0.19/0.53  % (29131)Termination reason: Unknown
% 0.19/0.53  % (29131)Termination phase: Saturation
% 0.19/0.53  
% 0.19/0.53  % (29131)Memory used [KB]: 1535
% 0.19/0.53  % (29131)Time elapsed: 0.002 s
% 0.19/0.53  % (29131)Instructions burned: 3 (million)
% 0.19/0.53  % (29131)------------------------------
% 0.19/0.53  % (29131)------------------------------
% 0.19/0.53  % (29121)Also succeeded, but the first one will report.
% 0.19/0.53  % (29140)Refutation found. Thanks to Tanya!
% 0.19/0.53  % SZS status Theorem for theBenchmark
% 0.19/0.53  % SZS output start Proof for theBenchmark
% See solution above
% 0.19/0.53  % (29140)------------------------------
% 0.19/0.53  % (29140)Version: Vampire 4.7 (commit 807e37dd9 on 2022-08-23 09:55:27 +0200)
% 0.19/0.53  % (29140)Linked with Z3 4.8.13.0 f03d756e086f81f2596157241e0decfb1c982299 z3-4.8.4-5390-gf03d756e0
% 0.19/0.53  % (29140)Termination reason: Refutation
% 0.19/0.53  
% 0.19/0.53  % (29140)Memory used [KB]: 6140
% 0.19/0.53  % (29140)Time elapsed: 0.131 s
% 0.19/0.53  % (29140)Instructions burned: 11 (million)
% 0.19/0.53  % (29140)------------------------------
% 0.19/0.53  % (29140)------------------------------
% 0.19/0.53  % (29112)Success in time 0.181 s
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