TSTP Solution File: SET802+4 by SnakeForV---1.0

View Problem - Process Solution

%------------------------------------------------------------------------------
% File     : SnakeForV---1.0
% Problem  : SET802+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 : n005.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 0.22s 0.53s
% Output   : Refutation 0.22s
% Verified : 
% SZS Type : Refutation
%            Derivation depth      :   14
%            Number of leaves      :   15
% Syntax   : Number of formulae    :   88 (   2 unt;   0 def)
%            Number of atoms       :  378 (   0 equ)
%            Maximal formula atoms :   16 (   4 avg)
%            Number of connectives :  439 ( 149   ~; 154   |;  99   &)
%                                         (  18 <=>;  18  =>;   0  <=;   1 <~>)
%            Maximal formula depth :   13 (   6 avg)
%            Maximal term depth    :    2 (   1 avg)
%            Number of predicates  :   13 (  12 usr;   6 prp; 0-4 aty)
%            Number of functors    :    7 (   7 usr;   4 con; 0-4 aty)
%            Number of variables   :  193 ( 156   !;  37   ?)

% Comments : 
%------------------------------------------------------------------------------
fof(f336,plain,
    $false,
    inference(avatar_sat_refutation,[],[f93,f95,f183,f214,f220,f284,f335]) ).

fof(f335,plain,
    ( ~ spl7_5
    | spl7_6 ),
    inference(avatar_contradiction_clause,[],[f334]) ).

fof(f334,plain,
    ( $false
    | ~ spl7_5
    | spl7_6 ),
    inference(subsumption_resolution,[],[f322,f219]) ).

fof(f219,plain,
    ( ~ apply(sK0,sK4(sK0,sK3,sK1,sK2),sK3)
    | spl7_6 ),
    inference(avatar_component_clause,[],[f217]) ).

fof(f217,plain,
    ( spl7_6
  <=> apply(sK0,sK4(sK0,sK3,sK1,sK2),sK3) ),
    introduced(avatar_definition,[new_symbols(naming,[spl7_6])]) ).

fof(f322,plain,
    ( apply(sK0,sK4(sK0,sK3,sK1,sK2),sK3)
    | ~ spl7_5 ),
    inference(unit_resulting_resolution,[],[f213,f112]) ).

fof(f112,plain,
    ! [X24,X25] :
      ( ~ lower_bound(X24,X25,sK2)
      | apply(X25,X24,sK3) ),
    inference(resolution,[],[f94,f79]) ).

fof(f79,plain,
    ! [X2,X3,X0,X1] :
      ( ~ lower_bound(X1,X0,X2)
      | ~ member(X3,X2)
      | apply(X0,X1,X3) ),
    inference(cnf_transformation,[],[f56]) ).

fof(f56,plain,
    ! [X0,X1,X2] :
      ( ( ! [X3] :
            ( apply(X0,X1,X3)
            | ~ member(X3,X2) )
        | ~ lower_bound(X1,X0,X2) )
      & ( lower_bound(X1,X0,X2)
        | ( ~ apply(X0,X1,sK5(X0,X1,X2))
          & member(sK5(X0,X1,X2),X2) ) ) ),
    inference(skolemisation,[status(esa),new_symbols(skolem,[sK5])],[f54,f55]) ).

fof(f55,plain,
    ! [X0,X1,X2] :
      ( ? [X4] :
          ( ~ apply(X0,X1,X4)
          & member(X4,X2) )
     => ( ~ apply(X0,X1,sK5(X0,X1,X2))
        & member(sK5(X0,X1,X2),X2) ) ),
    introduced(choice_axiom,[]) ).

fof(f54,plain,
    ! [X0,X1,X2] :
      ( ( ! [X3] :
            ( apply(X0,X1,X3)
            | ~ member(X3,X2) )
        | ~ lower_bound(X1,X0,X2) )
      & ( lower_bound(X1,X0,X2)
        | ? [X4] :
            ( ~ apply(X0,X1,X4)
            & member(X4,X2) ) ) ),
    inference(rectify,[],[f53]) ).

fof(f53,plain,
    ! [X0,X2,X1] :
      ( ( ! [X3] :
            ( apply(X0,X2,X3)
            | ~ member(X3,X1) )
        | ~ lower_bound(X2,X0,X1) )
      & ( lower_bound(X2,X0,X1)
        | ? [X3] :
            ( ~ apply(X0,X2,X3)
            & member(X3,X1) ) ) ),
    inference(nnf_transformation,[],[f34]) ).

fof(f34,plain,
    ! [X0,X2,X1] :
      ( ! [X3] :
          ( apply(X0,X2,X3)
          | ~ member(X3,X1) )
    <=> lower_bound(X2,X0,X1) ),
    inference(ennf_transformation,[],[f29]) ).

fof(f29,plain,
    ! [X1,X2,X0] :
      ( lower_bound(X2,X0,X1)
    <=> ! [X3] :
          ( member(X3,X1)
         => apply(X0,X2,X3) ) ),
    inference(rectify,[],[f15]) ).

fof(f15,axiom,
    ! [X5,X3,X7] :
      ( ! [X2] :
          ( member(X2,X3)
         => apply(X5,X7,X2) )
    <=> lower_bound(X7,X5,X3) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',lower_bound) ).

fof(f94,plain,
    member(sK3,sK2),
    inference(subsumption_resolution,[],[f67,f82]) ).

fof(f82,plain,
    ! [X2,X0,X1] :
      ( member(X1,X2)
      | ~ least(X1,X0,X2) ),
    inference(cnf_transformation,[],[f61]) ).

fof(f61,plain,
    ! [X0,X1,X2] :
      ( ( ( ! [X3] :
              ( apply(X0,X1,X3)
              | ~ member(X3,X2) )
          & member(X1,X2) )
        | ~ least(X1,X0,X2) )
      & ( least(X1,X0,X2)
        | ( ~ apply(X0,X1,sK6(X0,X1,X2))
          & member(sK6(X0,X1,X2),X2) )
        | ~ member(X1,X2) ) ),
    inference(skolemisation,[status(esa),new_symbols(skolem,[sK6])],[f59,f60]) ).

fof(f60,plain,
    ! [X0,X1,X2] :
      ( ? [X4] :
          ( ~ apply(X0,X1,X4)
          & member(X4,X2) )
     => ( ~ apply(X0,X1,sK6(X0,X1,X2))
        & member(sK6(X0,X1,X2),X2) ) ),
    introduced(choice_axiom,[]) ).

fof(f59,plain,
    ! [X0,X1,X2] :
      ( ( ( ! [X3] :
              ( apply(X0,X1,X3)
              | ~ member(X3,X2) )
          & member(X1,X2) )
        | ~ least(X1,X0,X2) )
      & ( least(X1,X0,X2)
        | ? [X4] :
            ( ~ apply(X0,X1,X4)
            & member(X4,X2) )
        | ~ member(X1,X2) ) ),
    inference(rectify,[],[f58]) ).

fof(f58,plain,
    ! [X2,X1,X0] :
      ( ( ( ! [X3] :
              ( apply(X2,X1,X3)
              | ~ member(X3,X0) )
          & member(X1,X0) )
        | ~ least(X1,X2,X0) )
      & ( least(X1,X2,X0)
        | ? [X3] :
            ( ~ apply(X2,X1,X3)
            & member(X3,X0) )
        | ~ member(X1,X0) ) ),
    inference(flattening,[],[f57]) ).

fof(f57,plain,
    ! [X2,X1,X0] :
      ( ( ( ! [X3] :
              ( apply(X2,X1,X3)
              | ~ member(X3,X0) )
          & member(X1,X0) )
        | ~ least(X1,X2,X0) )
      & ( least(X1,X2,X0)
        | ? [X3] :
            ( ~ apply(X2,X1,X3)
            & member(X3,X0) )
        | ~ member(X1,X0) ) ),
    inference(nnf_transformation,[],[f32]) ).

fof(f32,plain,
    ! [X2,X1,X0] :
      ( ( ! [X3] :
            ( apply(X2,X1,X3)
            | ~ member(X3,X0) )
        & member(X1,X0) )
    <=> least(X1,X2,X0) ),
    inference(ennf_transformation,[],[f25]) ).

fof(f25,plain,
    ! [X1,X2,X0] :
      ( ( member(X1,X0)
        & ! [X3] :
            ( member(X3,X0)
           => apply(X2,X1,X3) ) )
    <=> least(X1,X2,X0) ),
    inference(rectify,[],[f17]) ).

fof(f17,axiom,
    ! [X3,X7,X5] :
      ( least(X7,X5,X3)
    <=> ( member(X7,X3)
        & ! [X2] :
            ( member(X2,X3)
           => apply(X5,X7,X2) ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',least) ).

fof(f67,plain,
    ( least(sK3,sK0,sK2)
    | member(sK3,sK2) ),
    inference(cnf_transformation,[],[f47]) ).

fof(f47,plain,
    ( ( ~ greatest_lower_bound(sK3,sK2,sK0,sK1)
      | ~ member(sK3,sK2)
      | ~ least(sK3,sK0,sK2) )
    & ( ( greatest_lower_bound(sK3,sK2,sK0,sK1)
        & member(sK3,sK2) )
      | least(sK3,sK0,sK2) )
    & subset(sK2,sK1)
    & order(sK0,sK1) ),
    inference(skolemisation,[status(esa),new_symbols(skolem,[sK0,sK1,sK2,sK3])],[f43,f46,f45,f44]) ).

fof(f44,plain,
    ( ? [X0,X1] :
        ( ? [X2] :
            ( ? [X3] :
                ( ( ~ greatest_lower_bound(X3,X2,X0,X1)
                  | ~ member(X3,X2)
                  | ~ least(X3,X0,X2) )
                & ( ( greatest_lower_bound(X3,X2,X0,X1)
                    & member(X3,X2) )
                  | least(X3,X0,X2) ) )
            & subset(X2,X1) )
        & order(X0,X1) )
   => ( ? [X2] :
          ( ? [X3] :
              ( ( ~ greatest_lower_bound(X3,X2,sK0,sK1)
                | ~ member(X3,X2)
                | ~ least(X3,sK0,X2) )
              & ( ( greatest_lower_bound(X3,X2,sK0,sK1)
                  & member(X3,X2) )
                | least(X3,sK0,X2) ) )
          & subset(X2,sK1) )
      & order(sK0,sK1) ) ),
    introduced(choice_axiom,[]) ).

fof(f45,plain,
    ( ? [X2] :
        ( ? [X3] :
            ( ( ~ greatest_lower_bound(X3,X2,sK0,sK1)
              | ~ member(X3,X2)
              | ~ least(X3,sK0,X2) )
            & ( ( greatest_lower_bound(X3,X2,sK0,sK1)
                & member(X3,X2) )
              | least(X3,sK0,X2) ) )
        & subset(X2,sK1) )
   => ( ? [X3] :
          ( ( ~ greatest_lower_bound(X3,sK2,sK0,sK1)
            | ~ member(X3,sK2)
            | ~ least(X3,sK0,sK2) )
          & ( ( greatest_lower_bound(X3,sK2,sK0,sK1)
              & member(X3,sK2) )
            | least(X3,sK0,sK2) ) )
      & subset(sK2,sK1) ) ),
    introduced(choice_axiom,[]) ).

fof(f46,plain,
    ( ? [X3] :
        ( ( ~ greatest_lower_bound(X3,sK2,sK0,sK1)
          | ~ member(X3,sK2)
          | ~ least(X3,sK0,sK2) )
        & ( ( greatest_lower_bound(X3,sK2,sK0,sK1)
            & member(X3,sK2) )
          | least(X3,sK0,sK2) ) )
   => ( ( ~ greatest_lower_bound(sK3,sK2,sK0,sK1)
        | ~ member(sK3,sK2)
        | ~ least(sK3,sK0,sK2) )
      & ( ( greatest_lower_bound(sK3,sK2,sK0,sK1)
          & member(sK3,sK2) )
        | least(sK3,sK0,sK2) ) ) ),
    introduced(choice_axiom,[]) ).

fof(f43,plain,
    ? [X0,X1] :
      ( ? [X2] :
          ( ? [X3] :
              ( ( ~ greatest_lower_bound(X3,X2,X0,X1)
                | ~ member(X3,X2)
                | ~ least(X3,X0,X2) )
              & ( ( greatest_lower_bound(X3,X2,X0,X1)
                  & member(X3,X2) )
                | least(X3,X0,X2) ) )
          & subset(X2,X1) )
      & order(X0,X1) ),
    inference(rectify,[],[f42]) ).

fof(f42,plain,
    ? [X1,X0] :
      ( ? [X2] :
          ( ? [X3] :
              ( ( ~ greatest_lower_bound(X3,X2,X1,X0)
                | ~ member(X3,X2)
                | ~ least(X3,X1,X2) )
              & ( ( greatest_lower_bound(X3,X2,X1,X0)
                  & member(X3,X2) )
                | least(X3,X1,X2) ) )
          & subset(X2,X0) )
      & order(X1,X0) ),
    inference(flattening,[],[f41]) ).

fof(f41,plain,
    ? [X1,X0] :
      ( ? [X2] :
          ( ? [X3] :
              ( ( ~ greatest_lower_bound(X3,X2,X1,X0)
                | ~ member(X3,X2)
                | ~ least(X3,X1,X2) )
              & ( ( greatest_lower_bound(X3,X2,X1,X0)
                  & member(X3,X2) )
                | least(X3,X1,X2) ) )
          & subset(X2,X0) )
      & order(X1,X0) ),
    inference(nnf_transformation,[],[f33]) ).

fof(f33,plain,
    ? [X1,X0] :
      ( ? [X2] :
          ( ? [X3] :
              ( least(X3,X1,X2)
            <~> ( greatest_lower_bound(X3,X2,X1,X0)
                & member(X3,X2) ) )
          & subset(X2,X0) )
      & order(X1,X0) ),
    inference(ennf_transformation,[],[f24]) ).

fof(f24,plain,
    ~ ! [X1,X0] :
        ( order(X1,X0)
       => ! [X2] :
            ( subset(X2,X0)
           => ! [X3] :
                ( least(X3,X1,X2)
              <=> ( greatest_lower_bound(X3,X2,X1,X0)
                  & member(X3,X2) ) ) ) ),
    inference(rectify,[],[f23]) ).

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

fof(f22,conjecture,
    ! [X3,X5] :
      ( order(X5,X3)
     => ! [X2] :
          ( subset(X2,X3)
         => ! [X7] :
              ( ( member(X7,X2)
                & greatest_lower_bound(X7,X2,X5,X3) )
            <=> least(X7,X5,X2) ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',thIV14) ).

fof(f213,plain,
    ( lower_bound(sK4(sK0,sK3,sK1,sK2),sK0,sK2)
    | ~ spl7_5 ),
    inference(avatar_component_clause,[],[f211]) ).

fof(f211,plain,
    ( spl7_5
  <=> lower_bound(sK4(sK0,sK3,sK1,sK2),sK0,sK2) ),
    introduced(avatar_definition,[new_symbols(naming,[spl7_5])]) ).

fof(f284,plain,
    ( ~ spl7_1
    | spl7_3 ),
    inference(avatar_contradiction_clause,[],[f283]) ).

fof(f283,plain,
    ( $false
    | ~ spl7_1
    | spl7_3 ),
    inference(subsumption_resolution,[],[f259,f226]) ).

fof(f226,plain,
    ( ~ apply(sK0,sK3,sK5(sK0,sK3,sK2))
    | spl7_3 ),
    inference(resolution,[],[f203,f78]) ).

fof(f78,plain,
    ! [X2,X0,X1] :
      ( lower_bound(X1,X0,X2)
      | ~ apply(X0,X1,sK5(X0,X1,X2)) ),
    inference(cnf_transformation,[],[f56]) ).

fof(f203,plain,
    ( ~ lower_bound(sK3,sK0,sK2)
    | spl7_3 ),
    inference(avatar_component_clause,[],[f201]) ).

fof(f201,plain,
    ( spl7_3
  <=> lower_bound(sK3,sK0,sK2) ),
    introduced(avatar_definition,[new_symbols(naming,[spl7_3])]) ).

fof(f259,plain,
    ( apply(sK0,sK3,sK5(sK0,sK3,sK2))
    | ~ spl7_1
    | spl7_3 ),
    inference(unit_resulting_resolution,[],[f221,f187]) ).

fof(f187,plain,
    ( ! [X0] :
        ( ~ member(X0,sK2)
        | apply(sK0,sK3,X0) )
    | ~ spl7_1 ),
    inference(resolution,[],[f87,f83]) ).

fof(f83,plain,
    ! [X2,X3,X0,X1] :
      ( apply(X0,X1,X3)
      | ~ least(X1,X0,X2)
      | ~ member(X3,X2) ),
    inference(cnf_transformation,[],[f61]) ).

fof(f87,plain,
    ( least(sK3,sK0,sK2)
    | ~ spl7_1 ),
    inference(avatar_component_clause,[],[f86]) ).

fof(f86,plain,
    ( spl7_1
  <=> least(sK3,sK0,sK2) ),
    introduced(avatar_definition,[new_symbols(naming,[spl7_1])]) ).

fof(f221,plain,
    ( member(sK5(sK0,sK3,sK2),sK2)
    | spl7_3 ),
    inference(unit_resulting_resolution,[],[f203,f77]) ).

fof(f77,plain,
    ! [X2,X0,X1] :
      ( lower_bound(X1,X0,X2)
      | member(sK5(X0,X1,X2),X2) ),
    inference(cnf_transformation,[],[f56]) ).

fof(f220,plain,
    ( ~ spl7_6
    | ~ spl7_3
    | spl7_2 ),
    inference(avatar_split_clause,[],[f215,f90,f201,f217]) ).

fof(f90,plain,
    ( spl7_2
  <=> greatest_lower_bound(sK3,sK2,sK0,sK1) ),
    introduced(avatar_definition,[new_symbols(naming,[spl7_2])]) ).

fof(f215,plain,
    ( ~ lower_bound(sK3,sK0,sK2)
    | ~ apply(sK0,sK4(sK0,sK3,sK1,sK2),sK3)
    | spl7_2 ),
    inference(subsumption_resolution,[],[f196,f94]) ).

fof(f196,plain,
    ( ~ lower_bound(sK3,sK0,sK2)
    | ~ apply(sK0,sK4(sK0,sK3,sK1,sK2),sK3)
    | ~ member(sK3,sK2)
    | spl7_2 ),
    inference(resolution,[],[f92,f71]) ).

fof(f71,plain,
    ! [X2,X3,X0,X1] :
      ( ~ apply(X0,sK4(X0,X1,X2,X3),X1)
      | greatest_lower_bound(X1,X3,X0,X2)
      | ~ member(X1,X3)
      | ~ lower_bound(X1,X0,X3) ),
    inference(cnf_transformation,[],[f52]) ).

fof(f52,plain,
    ! [X0,X1,X2,X3] :
      ( ( ( lower_bound(X1,X0,X3)
          & member(X1,X3)
          & ! [X4] :
              ( ~ member(X4,X2)
              | ~ lower_bound(X4,X0,X3)
              | apply(X0,X4,X1) ) )
        | ~ greatest_lower_bound(X1,X3,X0,X2) )
      & ( greatest_lower_bound(X1,X3,X0,X2)
        | ~ lower_bound(X1,X0,X3)
        | ~ member(X1,X3)
        | ( member(sK4(X0,X1,X2,X3),X2)
          & lower_bound(sK4(X0,X1,X2,X3),X0,X3)
          & ~ apply(X0,sK4(X0,X1,X2,X3),X1) ) ) ),
    inference(skolemisation,[status(esa),new_symbols(skolem,[sK4])],[f50,f51]) ).

fof(f51,plain,
    ! [X0,X1,X2,X3] :
      ( ? [X5] :
          ( member(X5,X2)
          & lower_bound(X5,X0,X3)
          & ~ apply(X0,X5,X1) )
     => ( member(sK4(X0,X1,X2,X3),X2)
        & lower_bound(sK4(X0,X1,X2,X3),X0,X3)
        & ~ apply(X0,sK4(X0,X1,X2,X3),X1) ) ),
    introduced(choice_axiom,[]) ).

fof(f50,plain,
    ! [X0,X1,X2,X3] :
      ( ( ( lower_bound(X1,X0,X3)
          & member(X1,X3)
          & ! [X4] :
              ( ~ member(X4,X2)
              | ~ lower_bound(X4,X0,X3)
              | apply(X0,X4,X1) ) )
        | ~ greatest_lower_bound(X1,X3,X0,X2) )
      & ( greatest_lower_bound(X1,X3,X0,X2)
        | ~ lower_bound(X1,X0,X3)
        | ~ member(X1,X3)
        | ? [X5] :
            ( member(X5,X2)
            & lower_bound(X5,X0,X3)
            & ~ apply(X0,X5,X1) ) ) ),
    inference(rectify,[],[f49]) ).

fof(f49,plain,
    ! [X2,X1,X3,X0] :
      ( ( ( lower_bound(X1,X2,X0)
          & member(X1,X0)
          & ! [X4] :
              ( ~ member(X4,X3)
              | ~ lower_bound(X4,X2,X0)
              | apply(X2,X4,X1) ) )
        | ~ greatest_lower_bound(X1,X0,X2,X3) )
      & ( greatest_lower_bound(X1,X0,X2,X3)
        | ~ lower_bound(X1,X2,X0)
        | ~ member(X1,X0)
        | ? [X4] :
            ( member(X4,X3)
            & lower_bound(X4,X2,X0)
            & ~ apply(X2,X4,X1) ) ) ),
    inference(flattening,[],[f48]) ).

fof(f48,plain,
    ! [X2,X1,X3,X0] :
      ( ( ( lower_bound(X1,X2,X0)
          & member(X1,X0)
          & ! [X4] :
              ( ~ member(X4,X3)
              | ~ lower_bound(X4,X2,X0)
              | apply(X2,X4,X1) ) )
        | ~ greatest_lower_bound(X1,X0,X2,X3) )
      & ( greatest_lower_bound(X1,X0,X2,X3)
        | ~ lower_bound(X1,X2,X0)
        | ~ member(X1,X0)
        | ? [X4] :
            ( member(X4,X3)
            & lower_bound(X4,X2,X0)
            & ~ apply(X2,X4,X1) ) ) ),
    inference(nnf_transformation,[],[f39]) ).

fof(f39,plain,
    ! [X2,X1,X3,X0] :
      ( ( lower_bound(X1,X2,X0)
        & member(X1,X0)
        & ! [X4] :
            ( ~ member(X4,X3)
            | ~ lower_bound(X4,X2,X0)
            | apply(X2,X4,X1) ) )
    <=> greatest_lower_bound(X1,X0,X2,X3) ),
    inference(flattening,[],[f38]) ).

fof(f38,plain,
    ! [X3,X0,X2,X1] :
      ( greatest_lower_bound(X1,X0,X2,X3)
    <=> ( member(X1,X0)
        & ! [X4] :
            ( apply(X2,X4,X1)
            | ~ member(X4,X3)
            | ~ lower_bound(X4,X2,X0) )
        & lower_bound(X1,X2,X0) ) ),
    inference(ennf_transformation,[],[f26]) ).

fof(f26,plain,
    ! [X3,X0,X2,X1] :
      ( greatest_lower_bound(X1,X0,X2,X3)
    <=> ( member(X1,X0)
        & ! [X4] :
            ( ( member(X4,X3)
              & lower_bound(X4,X2,X0) )
           => apply(X2,X4,X1) )
        & lower_bound(X1,X2,X0) ) ),
    inference(rectify,[],[f21]) ).

fof(f21,axiom,
    ! [X2,X0,X5,X3] :
      ( ( ! [X7] :
            ( ( member(X7,X3)
              & lower_bound(X7,X5,X2) )
           => apply(X5,X7,X0) )
        & lower_bound(X0,X5,X2)
        & member(X0,X2) )
    <=> greatest_lower_bound(X0,X2,X5,X3) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',greatest_lower_bound) ).

fof(f92,plain,
    ( ~ greatest_lower_bound(sK3,sK2,sK0,sK1)
    | spl7_2 ),
    inference(avatar_component_clause,[],[f90]) ).

fof(f214,plain,
    ( ~ spl7_3
    | spl7_5
    | spl7_2 ),
    inference(avatar_split_clause,[],[f209,f90,f211,f201]) ).

fof(f209,plain,
    ( lower_bound(sK4(sK0,sK3,sK1,sK2),sK0,sK2)
    | ~ lower_bound(sK3,sK0,sK2)
    | spl7_2 ),
    inference(subsumption_resolution,[],[f198,f94]) ).

fof(f198,plain,
    ( ~ lower_bound(sK3,sK0,sK2)
    | lower_bound(sK4(sK0,sK3,sK1,sK2),sK0,sK2)
    | ~ member(sK3,sK2)
    | spl7_2 ),
    inference(resolution,[],[f92,f72]) ).

fof(f72,plain,
    ! [X2,X3,X0,X1] :
      ( ~ lower_bound(X1,X0,X3)
      | lower_bound(sK4(X0,X1,X2,X3),X0,X3)
      | ~ member(X1,X3)
      | greatest_lower_bound(X1,X3,X0,X2) ),
    inference(cnf_transformation,[],[f52]) ).

fof(f183,plain,
    ( spl7_1
    | ~ spl7_2 ),
    inference(avatar_contradiction_clause,[],[f182]) ).

fof(f182,plain,
    ( $false
    | spl7_1
    | ~ spl7_2 ),
    inference(subsumption_resolution,[],[f166,f116]) ).

fof(f116,plain,
    ( ~ apply(sK0,sK3,sK6(sK0,sK3,sK2))
    | spl7_1 ),
    inference(unit_resulting_resolution,[],[f94,f88,f81]) ).

fof(f81,plain,
    ! [X2,X0,X1] :
      ( ~ apply(X0,X1,sK6(X0,X1,X2))
      | ~ member(X1,X2)
      | least(X1,X0,X2) ),
    inference(cnf_transformation,[],[f61]) ).

fof(f88,plain,
    ( ~ least(sK3,sK0,sK2)
    | spl7_1 ),
    inference(avatar_component_clause,[],[f86]) ).

fof(f166,plain,
    ( apply(sK0,sK3,sK6(sK0,sK3,sK2))
    | spl7_1
    | ~ spl7_2 ),
    inference(unit_resulting_resolution,[],[f120,f117,f79]) ).

fof(f117,plain,
    ( member(sK6(sK0,sK3,sK2),sK2)
    | spl7_1 ),
    inference(unit_resulting_resolution,[],[f94,f88,f80]) ).

fof(f80,plain,
    ! [X2,X0,X1] :
      ( ~ member(X1,X2)
      | member(sK6(X0,X1,X2),X2)
      | least(X1,X0,X2) ),
    inference(cnf_transformation,[],[f61]) ).

fof(f120,plain,
    ( lower_bound(sK3,sK0,sK2)
    | ~ spl7_2 ),
    inference(unit_resulting_resolution,[],[f91,f76]) ).

fof(f76,plain,
    ! [X2,X3,X0,X1] :
      ( lower_bound(X1,X0,X3)
      | ~ greatest_lower_bound(X1,X3,X0,X2) ),
    inference(cnf_transformation,[],[f52]) ).

fof(f91,plain,
    ( greatest_lower_bound(sK3,sK2,sK0,sK1)
    | ~ spl7_2 ),
    inference(avatar_component_clause,[],[f90]) ).

fof(f95,plain,
    ( spl7_1
    | spl7_2 ),
    inference(avatar_split_clause,[],[f68,f90,f86]) ).

fof(f68,plain,
    ( greatest_lower_bound(sK3,sK2,sK0,sK1)
    | least(sK3,sK0,sK2) ),
    inference(cnf_transformation,[],[f47]) ).

fof(f93,plain,
    ( ~ spl7_1
    | ~ spl7_2 ),
    inference(avatar_split_clause,[],[f84,f90,f86]) ).

fof(f84,plain,
    ( ~ greatest_lower_bound(sK3,sK2,sK0,sK1)
    | ~ least(sK3,sK0,sK2) ),
    inference(subsumption_resolution,[],[f69,f75]) ).

fof(f75,plain,
    ! [X2,X3,X0,X1] :
      ( ~ greatest_lower_bound(X1,X3,X0,X2)
      | member(X1,X3) ),
    inference(cnf_transformation,[],[f52]) ).

fof(f69,plain,
    ( ~ least(sK3,sK0,sK2)
    | ~ member(sK3,sK2)
    | ~ greatest_lower_bound(sK3,sK2,sK0,sK1) ),
    inference(cnf_transformation,[],[f47]) ).

%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.03/0.13  % Problem    : SET802+4 : TPTP v8.1.0. Released v3.2.0.
% 0.13/0.14  % Command    : vampire --input_syntax tptp --proof tptp --output_axiom_names on --mode portfolio --schedule snake_tptp_uns --cores 0 -t %d %s
% 0.14/0.35  % Computer : n005.cluster.edu
% 0.14/0.35  % Model    : x86_64 x86_64
% 0.14/0.35  % CPU      : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.14/0.35  % Memory   : 8042.1875MB
% 0.14/0.35  % OS       : Linux 3.10.0-693.el7.x86_64
% 0.14/0.35  % CPULimit   : 300
% 0.14/0.35  % WCLimit    : 300
% 0.14/0.35  % DateTime   : Tue Aug 30 14:20:33 EDT 2022
% 0.21/0.35  % CPUTime    : 
% 0.22/0.51  % (32304)dis+10_1:1_av=off:sos=on:sp=reverse_arity:ss=included:st=2.0:to=lpo:urr=ec_only:i=45:si=on:rawr=on:rtra=on_0 on theBenchmark for (2999ds/45Mi)
% 0.22/0.51  % (32288)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)
% 0.22/0.51  % (32288)First to succeed.
% 0.22/0.52  % (32292)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)
% 0.22/0.52  % (32296)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)
% 0.22/0.52  % (32300)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)
% 0.22/0.52  % (32300)Refutation not found, incomplete strategy% (32300)------------------------------
% 0.22/0.52  % (32300)Version: Vampire 4.7 (commit 807e37dd9 on 2022-08-23 09:55:27 +0200)
% 0.22/0.53  % (32308)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)
% 0.22/0.53  % (32300)Linked with Z3 4.8.13.0 f03d756e086f81f2596157241e0decfb1c982299 z3-4.8.4-5390-gf03d756e0
% 0.22/0.53  % (32300)Termination reason: Refutation not found, incomplete strategy
% 0.22/0.53  
% 0.22/0.53  % (32300)Memory used [KB]: 6012
% 0.22/0.53  % (32300)Time elapsed: 0.110 s
% 0.22/0.53  % (32300)Instructions burned: 3 (million)
% 0.22/0.53  % (32300)------------------------------
% 0.22/0.53  % (32300)------------------------------
% 0.22/0.53  % (32289)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)
% 0.22/0.53  % (32288)Refutation found. Thanks to Tanya!
% 0.22/0.53  % SZS status Theorem for theBenchmark
% 0.22/0.53  % SZS output start Proof for theBenchmark
% See solution above
% 0.22/0.53  % (32288)------------------------------
% 0.22/0.53  % (32288)Version: Vampire 4.7 (commit 807e37dd9 on 2022-08-23 09:55:27 +0200)
% 0.22/0.53  % (32288)Linked with Z3 4.8.13.0 f03d756e086f81f2596157241e0decfb1c982299 z3-4.8.4-5390-gf03d756e0
% 0.22/0.53  % (32288)Termination reason: Refutation
% 0.22/0.53  
% 0.22/0.53  % (32288)Memory used [KB]: 6140
% 0.22/0.53  % (32288)Time elapsed: 0.110 s
% 0.22/0.53  % (32288)Instructions burned: 8 (million)
% 0.22/0.53  % (32288)------------------------------
% 0.22/0.53  % (32288)------------------------------
% 0.22/0.53  % (32280)Success in time 0.169 s
%------------------------------------------------------------------------------