TSTP Solution File: SEU270+1 by Vampire-SAT---4.8

View Problem - Process Solution

%------------------------------------------------------------------------------
% File     : Vampire-SAT---4.8
% Problem  : SEU270+1 : TPTP v8.1.2. Released v3.3.0.
% Transfm  : none
% Format   : tptp:raw
% Command  : vampire --ignore_missing on --mode portfolio/casc [--schedule casc_hol_2020] -p tptp -om szs -t %d %s

% Computer : n025.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 : Sat Sep  2 00:12:05 EDT 2023

% Result   : Theorem 5.91s 1.22s
% Output   : Refutation 5.91s
% Verified : 
% SZS Type : Refutation
%            Derivation depth      :   16
%            Number of leaves      :   17
% Syntax   : Number of formulae    :   91 (  28 unt;   0 def)
%            Number of atoms       :  319 (  31 equ)
%            Maximal formula atoms :   12 (   3 avg)
%            Number of connectives :  371 ( 143   ~; 129   |;  66   &)
%                                         (  20 <=>;  13  =>;   0  <=;   0 <~>)
%            Maximal formula depth :   12 (   5 avg)
%            Maximal term depth    :    4 (   1 avg)
%            Number of predicates  :   15 (  13 usr;   1 prp; 0-3 aty)
%            Number of functors    :    8 (   8 usr;   1 con; 0-2 aty)
%            Number of variables   :  166 (; 152   !;  14   ?)

% Comments : 
%------------------------------------------------------------------------------
fof(f53481,plain,
    $false,
    inference(subsumption_resolution,[],[f53463,f14659]) ).

fof(f14659,plain,
    sP4(sK9(inclusion_relation(sK8),sK8),sK10(inclusion_relation(sK8),sK8),inclusion_relation(sK8)),
    inference(unit_resulting_resolution,[],[f3101,f3102,f3096,f198]) ).

fof(f198,plain,
    ! [X0,X1,X4,X5] :
      ( ~ sP5(X0,X1)
      | ~ in(X5,X1)
      | ~ in(X4,X1)
      | sP4(X5,X4,X0) ),
    inference(cnf_transformation,[],[f123]) ).

fof(f123,plain,
    ! [X0,X1] :
      ( ( sP5(X0,X1)
        | ( ~ sP4(sK13(X0,X1),sK12(X0,X1),X0)
          & in(sK13(X0,X1),X1)
          & in(sK12(X0,X1),X1) ) )
      & ( ! [X4,X5] :
            ( sP4(X5,X4,X0)
            | ~ in(X5,X1)
            | ~ in(X4,X1) )
        | ~ sP5(X0,X1) ) ),
    inference(skolemisation,[status(esa),new_symbols(skolem,[sK12,sK13])],[f121,f122]) ).

fof(f122,plain,
    ! [X0,X1] :
      ( ? [X2,X3] :
          ( ~ sP4(X3,X2,X0)
          & in(X3,X1)
          & in(X2,X1) )
     => ( ~ sP4(sK13(X0,X1),sK12(X0,X1),X0)
        & in(sK13(X0,X1),X1)
        & in(sK12(X0,X1),X1) ) ),
    introduced(choice_axiom,[]) ).

fof(f121,plain,
    ! [X0,X1] :
      ( ( sP5(X0,X1)
        | ? [X2,X3] :
            ( ~ sP4(X3,X2,X0)
            & in(X3,X1)
            & in(X2,X1) ) )
      & ( ! [X4,X5] :
            ( sP4(X5,X4,X0)
            | ~ in(X5,X1)
            | ~ in(X4,X1) )
        | ~ sP5(X0,X1) ) ),
    inference(rectify,[],[f120]) ).

fof(f120,plain,
    ! [X1,X0] :
      ( ( sP5(X1,X0)
        | ? [X2,X3] :
            ( ~ sP4(X3,X2,X1)
            & in(X3,X0)
            & in(X2,X0) ) )
      & ( ! [X2,X3] :
            ( sP4(X3,X2,X1)
            | ~ in(X3,X0)
            | ~ in(X2,X0) )
        | ~ sP5(X1,X0) ) ),
    inference(nnf_transformation,[],[f100]) ).

fof(f100,plain,
    ! [X1,X0] :
      ( sP5(X1,X0)
    <=> ! [X2,X3] :
          ( sP4(X3,X2,X1)
          | ~ in(X3,X0)
          | ~ in(X2,X0) ) ),
    introduced(predicate_definition_introduction,[new_symbols(naming,[sP5])]) ).

fof(f3096,plain,
    ! [X0] : sP5(inclusion_relation(X0),X0),
    inference(unit_resulting_resolution,[],[f3094,f196]) ).

fof(f196,plain,
    ! [X0,X1] :
      ( ~ sP6(X0,X1)
      | sP5(X1,X0) ),
    inference(cnf_transformation,[],[f119]) ).

fof(f119,plain,
    ! [X0,X1] :
      ( ( sP6(X0,X1)
        | ~ sP5(X1,X0)
        | relation_field(X1) != X0 )
      & ( ( sP5(X1,X0)
          & relation_field(X1) = X0 )
        | ~ sP6(X0,X1) ) ),
    inference(flattening,[],[f118]) ).

fof(f118,plain,
    ! [X0,X1] :
      ( ( sP6(X0,X1)
        | ~ sP5(X1,X0)
        | relation_field(X1) != X0 )
      & ( ( sP5(X1,X0)
          & relation_field(X1) = X0 )
        | ~ sP6(X0,X1) ) ),
    inference(nnf_transformation,[],[f101]) ).

fof(f101,plain,
    ! [X0,X1] :
      ( sP6(X0,X1)
    <=> ( sP5(X1,X0)
        & relation_field(X1) = X0 ) ),
    introduced(predicate_definition_introduction,[new_symbols(naming,[sP6])]) ).

fof(f3094,plain,
    ! [X0] : sP6(X0,inclusion_relation(X0)),
    inference(equality_resolution,[],[f3093]) ).

fof(f3093,plain,
    ! [X4,X5] :
      ( inclusion_relation(X4) != inclusion_relation(X5)
      | sP6(X4,inclusion_relation(X5)) ),
    inference(resolution,[],[f193,f377]) ).

fof(f377,plain,
    ! [X0,X1] : sP7(inclusion_relation(X0),X1),
    inference(unit_resulting_resolution,[],[f157,f206]) ).

fof(f206,plain,
    ! [X0,X1] :
      ( ~ relation(X1)
      | sP7(X1,X0) ),
    inference(cnf_transformation,[],[f103]) ).

fof(f103,plain,
    ! [X0,X1] :
      ( sP7(X1,X0)
      | ~ relation(X1) ),
    inference(definition_folding,[],[f74,f102,f101,f100,f99]) ).

fof(f99,plain,
    ! [X3,X2,X1] :
      ( sP4(X3,X2,X1)
    <=> ( in(ordered_pair(X2,X3),X1)
      <=> subset(X2,X3) ) ),
    introduced(predicate_definition_introduction,[new_symbols(naming,[sP4])]) ).

fof(f102,plain,
    ! [X1,X0] :
      ( ( inclusion_relation(X0) = X1
      <=> sP6(X0,X1) )
      | ~ sP7(X1,X0) ),
    introduced(predicate_definition_introduction,[new_symbols(naming,[sP7])]) ).

fof(f74,plain,
    ! [X0,X1] :
      ( ( inclusion_relation(X0) = X1
      <=> ( ! [X2,X3] :
              ( ( in(ordered_pair(X2,X3),X1)
              <=> subset(X2,X3) )
              | ~ in(X3,X0)
              | ~ in(X2,X0) )
          & relation_field(X1) = X0 ) )
      | ~ relation(X1) ),
    inference(flattening,[],[f73]) ).

fof(f73,plain,
    ! [X0,X1] :
      ( ( inclusion_relation(X0) = X1
      <=> ( ! [X2,X3] :
              ( ( in(ordered_pair(X2,X3),X1)
              <=> subset(X2,X3) )
              | ~ in(X3,X0)
              | ~ in(X2,X0) )
          & relation_field(X1) = X0 ) )
      | ~ relation(X1) ),
    inference(ennf_transformation,[],[f11]) ).

fof(f11,axiom,
    ! [X0,X1] :
      ( relation(X1)
     => ( inclusion_relation(X0) = X1
      <=> ( ! [X2,X3] :
              ( ( in(X3,X0)
                & in(X2,X0) )
             => ( in(ordered_pair(X2,X3),X1)
              <=> subset(X2,X3) ) )
          & relation_field(X1) = X0 ) ) ),
    file('/export/starexec/sandbox2/tmp/tmp.R9HTAfzW35/Vampire---4.8_17221',d1_wellord2) ).

fof(f157,plain,
    ! [X0] : relation(inclusion_relation(X0)),
    inference(cnf_transformation,[],[f17]) ).

fof(f17,axiom,
    ! [X0] : relation(inclusion_relation(X0)),
    file('/export/starexec/sandbox2/tmp/tmp.R9HTAfzW35/Vampire---4.8_17221',dt_k1_wellord2) ).

fof(f193,plain,
    ! [X0,X1] :
      ( ~ sP7(X0,X1)
      | inclusion_relation(X1) != X0
      | sP6(X1,X0) ),
    inference(cnf_transformation,[],[f117]) ).

fof(f117,plain,
    ! [X0,X1] :
      ( ( ( inclusion_relation(X1) = X0
          | ~ sP6(X1,X0) )
        & ( sP6(X1,X0)
          | inclusion_relation(X1) != X0 ) )
      | ~ sP7(X0,X1) ),
    inference(rectify,[],[f116]) ).

fof(f116,plain,
    ! [X1,X0] :
      ( ( ( inclusion_relation(X0) = X1
          | ~ sP6(X0,X1) )
        & ( sP6(X0,X1)
          | inclusion_relation(X0) != X1 ) )
      | ~ sP7(X1,X0) ),
    inference(nnf_transformation,[],[f102]) ).

fof(f3102,plain,
    in(sK10(inclusion_relation(sK8),sK8),sK8),
    inference(superposition,[],[f681,f3095]) ).

fof(f3095,plain,
    ! [X0] : relation_field(inclusion_relation(X0)) = X0,
    inference(unit_resulting_resolution,[],[f3094,f195]) ).

fof(f195,plain,
    ! [X0,X1] :
      ( ~ sP6(X0,X1)
      | relation_field(X1) = X0 ),
    inference(cnf_transformation,[],[f119]) ).

fof(f681,plain,
    in(sK10(inclusion_relation(sK8),relation_field(inclusion_relation(sK8))),relation_field(inclusion_relation(sK8))),
    inference(unit_resulting_resolution,[],[f637,f166]) ).

fof(f166,plain,
    ! [X0,X1] :
      ( sP0(X0,X1)
      | in(sK10(X0,X1),X1) ),
    inference(cnf_transformation,[],[f111]) ).

fof(f111,plain,
    ! [X0,X1] :
      ( ( sP0(X0,X1)
        | ( ~ in(ordered_pair(sK10(X0,X1),sK9(X0,X1)),X0)
          & ~ in(ordered_pair(sK9(X0,X1),sK10(X0,X1)),X0)
          & sK9(X0,X1) != sK10(X0,X1)
          & in(sK10(X0,X1),X1)
          & in(sK9(X0,X1),X1) ) )
      & ( ! [X4,X5] :
            ( in(ordered_pair(X5,X4),X0)
            | in(ordered_pair(X4,X5),X0)
            | X4 = X5
            | ~ in(X5,X1)
            | ~ in(X4,X1) )
        | ~ sP0(X0,X1) ) ),
    inference(skolemisation,[status(esa),new_symbols(skolem,[sK9,sK10])],[f109,f110]) ).

fof(f110,plain,
    ! [X0,X1] :
      ( ? [X2,X3] :
          ( ~ in(ordered_pair(X3,X2),X0)
          & ~ in(ordered_pair(X2,X3),X0)
          & X2 != X3
          & in(X3,X1)
          & in(X2,X1) )
     => ( ~ in(ordered_pair(sK10(X0,X1),sK9(X0,X1)),X0)
        & ~ in(ordered_pair(sK9(X0,X1),sK10(X0,X1)),X0)
        & sK9(X0,X1) != sK10(X0,X1)
        & in(sK10(X0,X1),X1)
        & in(sK9(X0,X1),X1) ) ),
    introduced(choice_axiom,[]) ).

fof(f109,plain,
    ! [X0,X1] :
      ( ( sP0(X0,X1)
        | ? [X2,X3] :
            ( ~ in(ordered_pair(X3,X2),X0)
            & ~ in(ordered_pair(X2,X3),X0)
            & X2 != X3
            & in(X3,X1)
            & in(X2,X1) ) )
      & ( ! [X4,X5] :
            ( in(ordered_pair(X5,X4),X0)
            | in(ordered_pair(X4,X5),X0)
            | X4 = X5
            | ~ in(X5,X1)
            | ~ in(X4,X1) )
        | ~ sP0(X0,X1) ) ),
    inference(rectify,[],[f108]) ).

fof(f108,plain,
    ! [X0,X1] :
      ( ( sP0(X0,X1)
        | ? [X2,X3] :
            ( ~ in(ordered_pair(X3,X2),X0)
            & ~ in(ordered_pair(X2,X3),X0)
            & X2 != X3
            & in(X3,X1)
            & in(X2,X1) ) )
      & ( ! [X2,X3] :
            ( in(ordered_pair(X3,X2),X0)
            | in(ordered_pair(X2,X3),X0)
            | X2 = X3
            | ~ in(X3,X1)
            | ~ in(X2,X1) )
        | ~ sP0(X0,X1) ) ),
    inference(nnf_transformation,[],[f92]) ).

fof(f92,plain,
    ! [X0,X1] :
      ( sP0(X0,X1)
    <=> ! [X2,X3] :
          ( in(ordered_pair(X3,X2),X0)
          | in(ordered_pair(X2,X3),X0)
          | X2 = X3
          | ~ in(X3,X1)
          | ~ in(X2,X1) ) ),
    introduced(predicate_definition_introduction,[new_symbols(naming,[sP0])]) ).

fof(f637,plain,
    ~ sP0(inclusion_relation(sK8),relation_field(inclusion_relation(sK8))),
    inference(unit_resulting_resolution,[],[f260,f635,f163]) ).

fof(f163,plain,
    ! [X0,X1] :
      ( ~ sP0(X0,X1)
      | is_connected_in(X0,X1)
      | ~ sP1(X0) ),
    inference(cnf_transformation,[],[f107]) ).

fof(f107,plain,
    ! [X0] :
      ( ! [X1] :
          ( ( is_connected_in(X0,X1)
            | ~ sP0(X0,X1) )
          & ( sP0(X0,X1)
            | ~ is_connected_in(X0,X1) ) )
      | ~ sP1(X0) ),
    inference(nnf_transformation,[],[f93]) ).

fof(f93,plain,
    ! [X0] :
      ( ! [X1] :
          ( is_connected_in(X0,X1)
        <=> sP0(X0,X1) )
      | ~ sP1(X0) ),
    introduced(predicate_definition_introduction,[new_symbols(naming,[sP1])]) ).

fof(f635,plain,
    ~ is_connected_in(inclusion_relation(sK8),relation_field(inclusion_relation(sK8))),
    inference(unit_resulting_resolution,[],[f157,f147,f161]) ).

fof(f161,plain,
    ! [X0] :
      ( ~ is_connected_in(X0,relation_field(X0))
      | connected(X0)
      | ~ relation(X0) ),
    inference(cnf_transformation,[],[f106]) ).

fof(f106,plain,
    ! [X0] :
      ( ( ( connected(X0)
          | ~ is_connected_in(X0,relation_field(X0)) )
        & ( is_connected_in(X0,relation_field(X0))
          | ~ connected(X0) ) )
      | ~ relation(X0) ),
    inference(nnf_transformation,[],[f61]) ).

fof(f61,plain,
    ! [X0] :
      ( ( connected(X0)
      <=> is_connected_in(X0,relation_field(X0)) )
      | ~ relation(X0) ),
    inference(ennf_transformation,[],[f10]) ).

fof(f10,axiom,
    ! [X0] :
      ( relation(X0)
     => ( connected(X0)
      <=> is_connected_in(X0,relation_field(X0)) ) ),
    file('/export/starexec/sandbox2/tmp/tmp.R9HTAfzW35/Vampire---4.8_17221',d14_relat_2) ).

fof(f147,plain,
    ~ connected(inclusion_relation(sK8)),
    inference(cnf_transformation,[],[f105]) ).

fof(f105,plain,
    ( ~ connected(inclusion_relation(sK8))
    & ordinal(sK8) ),
    inference(skolemisation,[status(esa),new_symbols(skolem,[sK8])],[f59,f104]) ).

fof(f104,plain,
    ( ? [X0] :
        ( ~ connected(inclusion_relation(X0))
        & ordinal(X0) )
   => ( ~ connected(inclusion_relation(sK8))
      & ordinal(sK8) ) ),
    introduced(choice_axiom,[]) ).

fof(f59,plain,
    ? [X0] :
      ( ~ connected(inclusion_relation(X0))
      & ordinal(X0) ),
    inference(ennf_transformation,[],[f52]) ).

fof(f52,negated_conjecture,
    ~ ! [X0] :
        ( ordinal(X0)
       => connected(inclusion_relation(X0)) ),
    inference(negated_conjecture,[],[f51]) ).

fof(f51,conjecture,
    ! [X0] :
      ( ordinal(X0)
     => connected(inclusion_relation(X0)) ),
    file('/export/starexec/sandbox2/tmp/tmp.R9HTAfzW35/Vampire---4.8_17221',t4_wellord2) ).

fof(f260,plain,
    ! [X0] : sP1(inclusion_relation(X0)),
    inference(unit_resulting_resolution,[],[f157,f170]) ).

fof(f170,plain,
    ! [X0] :
      ( ~ relation(X0)
      | sP1(X0) ),
    inference(cnf_transformation,[],[f94]) ).

fof(f94,plain,
    ! [X0] :
      ( sP1(X0)
      | ~ relation(X0) ),
    inference(definition_folding,[],[f62,f93,f92]) ).

fof(f62,plain,
    ! [X0] :
      ( ! [X1] :
          ( is_connected_in(X0,X1)
        <=> ! [X2,X3] :
              ( in(ordered_pair(X3,X2),X0)
              | in(ordered_pair(X2,X3),X0)
              | X2 = X3
              | ~ in(X3,X1)
              | ~ in(X2,X1) ) )
      | ~ relation(X0) ),
    inference(ennf_transformation,[],[f14]) ).

fof(f14,axiom,
    ! [X0] :
      ( relation(X0)
     => ! [X1] :
          ( is_connected_in(X0,X1)
        <=> ! [X2,X3] :
              ~ ( ~ in(ordered_pair(X3,X2),X0)
                & ~ in(ordered_pair(X2,X3),X0)
                & X2 != X3
                & in(X3,X1)
                & in(X2,X1) ) ) ),
    file('/export/starexec/sandbox2/tmp/tmp.R9HTAfzW35/Vampire---4.8_17221',d6_relat_2) ).

fof(f3101,plain,
    in(sK9(inclusion_relation(sK8),sK8),sK8),
    inference(superposition,[],[f639,f3095]) ).

fof(f639,plain,
    in(sK9(inclusion_relation(sK8),relation_field(inclusion_relation(sK8))),relation_field(inclusion_relation(sK8))),
    inference(unit_resulting_resolution,[],[f637,f165]) ).

fof(f165,plain,
    ! [X0,X1] :
      ( sP0(X0,X1)
      | in(sK9(X0,X1),X1) ),
    inference(cnf_transformation,[],[f111]) ).

fof(f53463,plain,
    ~ sP4(sK9(inclusion_relation(sK8),sK8),sK10(inclusion_relation(sK8),sK8),inclusion_relation(sK8)),
    inference(unit_resulting_resolution,[],[f7125,f53461,f203]) ).

fof(f203,plain,
    ! [X2,X0,X1] :
      ( ~ sP4(X0,X1,X2)
      | ~ subset(X1,X0)
      | in(ordered_pair(X1,X0),X2) ),
    inference(cnf_transformation,[],[f125]) ).

fof(f125,plain,
    ! [X0,X1,X2] :
      ( ( sP4(X0,X1,X2)
        | ( ( ~ subset(X1,X0)
            | ~ in(ordered_pair(X1,X0),X2) )
          & ( subset(X1,X0)
            | in(ordered_pair(X1,X0),X2) ) ) )
      & ( ( ( in(ordered_pair(X1,X0),X2)
            | ~ subset(X1,X0) )
          & ( subset(X1,X0)
            | ~ in(ordered_pair(X1,X0),X2) ) )
        | ~ sP4(X0,X1,X2) ) ),
    inference(rectify,[],[f124]) ).

fof(f124,plain,
    ! [X3,X2,X1] :
      ( ( sP4(X3,X2,X1)
        | ( ( ~ subset(X2,X3)
            | ~ in(ordered_pair(X2,X3),X1) )
          & ( subset(X2,X3)
            | in(ordered_pair(X2,X3),X1) ) ) )
      & ( ( ( in(ordered_pair(X2,X3),X1)
            | ~ subset(X2,X3) )
          & ( subset(X2,X3)
            | ~ in(ordered_pair(X2,X3),X1) ) )
        | ~ sP4(X3,X2,X1) ) ),
    inference(nnf_transformation,[],[f99]) ).

fof(f53461,plain,
    subset(sK10(inclusion_relation(sK8),sK8),sK9(inclusion_relation(sK8),sK8)),
    inference(unit_resulting_resolution,[],[f3292,f3270,f53460,f213]) ).

fof(f213,plain,
    ! [X0,X1] :
      ( ~ ordinal_subset(X0,X1)
      | subset(X0,X1)
      | ~ ordinal(X1)
      | ~ ordinal(X0) ),
    inference(cnf_transformation,[],[f126]) ).

fof(f126,plain,
    ! [X0,X1] :
      ( ( ( ordinal_subset(X0,X1)
          | ~ subset(X0,X1) )
        & ( subset(X0,X1)
          | ~ ordinal_subset(X0,X1) ) )
      | ~ ordinal(X1)
      | ~ ordinal(X0) ),
    inference(nnf_transformation,[],[f86]) ).

fof(f86,plain,
    ! [X0,X1] :
      ( ( ordinal_subset(X0,X1)
      <=> subset(X0,X1) )
      | ~ ordinal(X1)
      | ~ ordinal(X0) ),
    inference(flattening,[],[f85]) ).

fof(f85,plain,
    ! [X0,X1] :
      ( ( ordinal_subset(X0,X1)
      <=> subset(X0,X1) )
      | ~ ordinal(X1)
      | ~ ordinal(X0) ),
    inference(ennf_transformation,[],[f42]) ).

fof(f42,axiom,
    ! [X0,X1] :
      ( ( ordinal(X1)
        & ordinal(X0) )
     => ( ordinal_subset(X0,X1)
      <=> subset(X0,X1) ) ),
    file('/export/starexec/sandbox2/tmp/tmp.R9HTAfzW35/Vampire---4.8_17221',redefinition_r1_ordinal1) ).

fof(f53460,plain,
    ordinal_subset(sK10(inclusion_relation(sK8),sK8),sK9(inclusion_relation(sK8),sK8)),
    inference(unit_resulting_resolution,[],[f3270,f3292,f53453,f212]) ).

fof(f212,plain,
    ! [X0,X1] :
      ( ~ ordinal(X1)
      | ordinal_subset(X0,X1)
      | ordinal_subset(X1,X0)
      | ~ ordinal(X0) ),
    inference(cnf_transformation,[],[f84]) ).

fof(f84,plain,
    ! [X0,X1] :
      ( ordinal_subset(X1,X0)
      | ordinal_subset(X0,X1)
      | ~ ordinal(X1)
      | ~ ordinal(X0) ),
    inference(flattening,[],[f83]) ).

fof(f83,plain,
    ! [X0,X1] :
      ( ordinal_subset(X1,X0)
      | ordinal_subset(X0,X1)
      | ~ ordinal(X1)
      | ~ ordinal(X0) ),
    inference(ennf_transformation,[],[f9]) ).

fof(f9,axiom,
    ! [X0,X1] :
      ( ( ordinal(X1)
        & ordinal(X0) )
     => ( ordinal_subset(X1,X0)
        | ordinal_subset(X0,X1) ) ),
    file('/export/starexec/sandbox2/tmp/tmp.R9HTAfzW35/Vampire---4.8_17221',connectedness_r1_ordinal1) ).

fof(f53453,plain,
    ~ ordinal_subset(sK9(inclusion_relation(sK8),sK8),sK10(inclusion_relation(sK8),sK8)),
    inference(unit_resulting_resolution,[],[f3270,f3292,f53439,f213]) ).

fof(f53439,plain,
    ~ subset(sK9(inclusion_relation(sK8),sK8),sK10(inclusion_relation(sK8),sK8)),
    inference(unit_resulting_resolution,[],[f6186,f14654,f203]) ).

fof(f14654,plain,
    sP4(sK10(inclusion_relation(sK8),sK8),sK9(inclusion_relation(sK8),sK8),inclusion_relation(sK8)),
    inference(unit_resulting_resolution,[],[f3102,f3101,f3096,f198]) ).

fof(f6186,plain,
    ~ in(ordered_pair(sK9(inclusion_relation(sK8),sK8),sK10(inclusion_relation(sK8),sK8)),inclusion_relation(sK8)),
    inference(unit_resulting_resolution,[],[f3100,f168]) ).

fof(f168,plain,
    ! [X0,X1] :
      ( ~ in(ordered_pair(sK9(X0,X1),sK10(X0,X1)),X0)
      | sP0(X0,X1) ),
    inference(cnf_transformation,[],[f111]) ).

fof(f3100,plain,
    ~ sP0(inclusion_relation(sK8),sK8),
    inference(superposition,[],[f637,f3095]) ).

fof(f3270,plain,
    ordinal(sK9(inclusion_relation(sK8),sK8)),
    inference(unit_resulting_resolution,[],[f146,f3101,f207]) ).

fof(f207,plain,
    ! [X0,X1] :
      ( ~ in(X0,X1)
      | ordinal(X0)
      | ~ ordinal(X1) ),
    inference(cnf_transformation,[],[f76]) ).

fof(f76,plain,
    ! [X0,X1] :
      ( ordinal(X0)
      | ~ in(X0,X1)
      | ~ ordinal(X1) ),
    inference(flattening,[],[f75]) ).

fof(f75,plain,
    ! [X0,X1] :
      ( ordinal(X0)
      | ~ in(X0,X1)
      | ~ ordinal(X1) ),
    inference(ennf_transformation,[],[f47]) ).

fof(f47,axiom,
    ! [X0,X1] :
      ( ordinal(X1)
     => ( in(X0,X1)
       => ordinal(X0) ) ),
    file('/export/starexec/sandbox2/tmp/tmp.R9HTAfzW35/Vampire---4.8_17221',t23_ordinal1) ).

fof(f146,plain,
    ordinal(sK8),
    inference(cnf_transformation,[],[f105]) ).

fof(f3292,plain,
    ordinal(sK10(inclusion_relation(sK8),sK8)),
    inference(unit_resulting_resolution,[],[f146,f3102,f207]) ).

fof(f7125,plain,
    ~ in(ordered_pair(sK10(inclusion_relation(sK8),sK8),sK9(inclusion_relation(sK8),sK8)),inclusion_relation(sK8)),
    inference(unit_resulting_resolution,[],[f3100,f169]) ).

fof(f169,plain,
    ! [X0,X1] :
      ( ~ in(ordered_pair(sK10(X0,X1),sK9(X0,X1)),X0)
      | sP0(X0,X1) ),
    inference(cnf_transformation,[],[f111]) ).

%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.05/0.12  % Problem    : SEU270+1 : TPTP v8.1.2. Released v3.3.0.
% 0.05/0.13  % Command    : vampire --ignore_missing on --mode portfolio/casc [--schedule casc_hol_2020] -p tptp -om szs -t %d %s
% 0.09/0.33  % Computer : n025.cluster.edu
% 0.09/0.33  % Model    : x86_64 x86_64
% 0.09/0.33  % CPU      : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.09/0.33  % Memory   : 8042.1875MB
% 0.09/0.33  % OS       : Linux 3.10.0-693.el7.x86_64
% 0.09/0.33  % CPULimit   : 300
% 0.09/0.33  % WCLimit    : 300
% 0.09/0.33  % DateTime   : Wed Aug 30 14:24:26 EDT 2023
% 0.09/0.33  % CPUTime    : 
% 0.09/0.36  % (18575)Running in auto input_syntax mode. Trying TPTP
% 0.09/0.37  % (18735)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 Vampire---4 for (497ds/0Mi)
% 0.09/0.37  % (18730)fmb+10_1_bce=on:fmbdsb=on:fmbes=contour:fmbswr=3:fde=none:nm=0_793 on Vampire---4 for (793ds/0Mi)
% 0.09/0.37  % (18732)fmb+10_1_bce=on:fmbsr=1.5:nm=32_533 on Vampire---4 for (533ds/0Mi)
% 0.09/0.37  % (18733)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 Vampire---4 for (531ds/0Mi)
% 0.09/0.37  % (18734)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 Vampire---4 for (522ds/0Mi)
% 0.09/0.37  % (18729)fmb+10_1_bce=on:fmbas=function:fmbsr=1.2:fde=unused:nm=0_846 on Vampire---4 for (846ds/0Mi)
% 0.09/0.37  % (18731)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 Vampire---4 for (569ds/0Mi)
% 0.09/0.37  TRYING [1]
% 0.09/0.37  TRYING [2]
% 0.09/0.37  TRYING [3]
% 0.09/0.38  TRYING [1]
% 0.09/0.38  TRYING [2]
% 0.14/0.38  TRYING [4]
% 0.14/0.40  TRYING [3]
% 0.14/0.40  TRYING [5]
% 0.14/0.43  TRYING [4]
% 0.14/0.47  TRYING [6]
% 0.14/0.55  TRYING [5]
% 0.14/0.75  TRYING [7]
% 5.08/1.12  TRYING [6]
% 5.81/1.21  % (18735)First to succeed.
% 5.91/1.22  % (18735)Refutation found. Thanks to Tanya!
% 5.91/1.22  % SZS status Theorem for Vampire---4
% 5.91/1.22  % SZS output start Proof for Vampire---4
% See solution above
% 5.91/1.22  % (18735)------------------------------
% 5.91/1.22  % (18735)Version: Vampire 4.7 (commit 05ef610bd on 2023-06-21 19:03:17 +0100)
% 5.91/1.22  % (18735)Linked with Z3 4.9.1.0 6ed071b44407cf6623b8d3c0dceb2a8fb7040cee z3-4.8.4-6427-g6ed071b44
% 5.91/1.22  % (18735)Termination reason: Refutation
% 5.91/1.22  
% 5.91/1.22  % (18735)Memory used [KB]: 22387
% 5.91/1.22  % (18735)Time elapsed: 0.847 s
% 5.91/1.22  % (18735)------------------------------
% 5.91/1.22  % (18735)------------------------------
% 5.91/1.22  % (18575)Success in time 0.886 s
% 5.91/1.22  % Vampire---4.8 exiting
%------------------------------------------------------------------------------