TSTP Solution File: SEU277+1 by SnakeForV-SAT---1.0

View Problem - Process Solution

%------------------------------------------------------------------------------
% File     : SnakeForV-SAT---1.0
% Problem  : SEU277+1 : TPTP v8.1.0. Released v3.3.0.
% Transfm  : none
% Format   : tptp:raw
% Command  : vampire --input_syntax tptp --proof tptp --output_axiom_names on --mode portfolio --schedule snake_tptp_sat --cores 0 -t %d %s

% Computer : n023.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 18:32:58 EDT 2022

% Result   : Theorem 2.21s 0.62s
% Output   : Refutation 2.21s
% Verified : 
% SZS Type : Refutation
%            Derivation depth      :   20
%            Number of leaves      :   17
% Syntax   : Number of formulae    :  125 (   6 unt;   0 def)
%            Number of atoms       :  703 ( 157 equ)
%            Maximal formula atoms :   22 (   5 avg)
%            Number of connectives :  878 ( 300   ~; 371   |; 175   &)
%                                         (  12 <=>;  18  =>;   0  <=;   2 <~>)
%            Maximal formula depth :   19 (   8 avg)
%            Maximal term depth    :    6 (   1 avg)
%            Number of predicates  :   10 (   8 usr;   5 prp; 0-2 aty)
%            Number of functors    :   21 (  21 usr;   4 con; 0-4 aty)
%            Number of variables   :  349 ( 194   !; 155   ?)

% Comments : 
%------------------------------------------------------------------------------
fof(f407,plain,
    $false,
    inference(avatar_sat_refutation,[],[f198,f234,f293,f306,f365,f389]) ).

fof(f389,plain,
    ( spl27_1
    | ~ spl27_2
    | ~ spl27_6
    | spl27_7 ),
    inference(avatar_contradiction_clause,[],[f388]) ).

fof(f388,plain,
    ( $false
    | spl27_1
    | ~ spl27_2
    | ~ spl27_6
    | spl27_7 ),
    inference(subsumption_resolution,[],[f387,f373]) ).

fof(f373,plain,
    ( in(sK21(sK12(sK19,sK18,sK20)),sF26)
    | spl27_1
    | ~ spl27_6 ),
    inference(subsumption_resolution,[],[f372,f132]) ).

fof(f132,plain,
    ! [X3] :
      ( in(sK21(X3),sF26)
      | in(sK21(X3),X3) ),
    inference(definition_folding,[],[f111,f130]) ).

fof(f130,plain,
    sF26 = cartesian_product2(sK18,sK18),
    introduced(function_definition,[]) ).

fof(f111,plain,
    ! [X3] :
      ( in(sK21(X3),X3)
      | in(sK21(X3),cartesian_product2(sK18,sK18)) ),
    inference(cnf_transformation,[],[f71]) ).

fof(f71,plain,
    ( function(sK19)
    & relation(sK19)
    & relation(sK20)
    & ! [X3] :
        ( ( ~ in(sK21(X3),X3)
          | ! [X5,X6] :
              ( sK21(X3) != ordered_pair(X6,X5)
              | ~ in(ordered_pair(apply(sK19,X6),apply(sK19,X5)),sK20) )
          | ~ in(sK21(X3),cartesian_product2(sK18,sK18)) )
        & ( in(sK21(X3),X3)
          | ( sK21(X3) = ordered_pair(sK23(X3),sK22(X3))
            & in(ordered_pair(apply(sK19,sK23(X3)),apply(sK19,sK22(X3))),sK20)
            & in(sK21(X3),cartesian_product2(sK18,sK18)) ) ) ) ),
    inference(skolemisation,[status(esa),new_symbols(skolem,[sK18,sK19,sK20,sK21,sK22,sK23])],[f67,f70,f69,f68]) ).

fof(f68,plain,
    ( ? [X0,X1,X2] :
        ( function(X1)
        & relation(X1)
        & relation(X2)
        & ! [X3] :
          ? [X4] :
            ( ( ~ in(X4,X3)
              | ! [X5,X6] :
                  ( ordered_pair(X6,X5) != X4
                  | ~ in(ordered_pair(apply(X1,X6),apply(X1,X5)),X2) )
              | ~ in(X4,cartesian_product2(X0,X0)) )
            & ( in(X4,X3)
              | ( ? [X7,X8] :
                    ( ordered_pair(X8,X7) = X4
                    & in(ordered_pair(apply(X1,X8),apply(X1,X7)),X2) )
                & in(X4,cartesian_product2(X0,X0)) ) ) ) )
   => ( function(sK19)
      & relation(sK19)
      & relation(sK20)
      & ! [X3] :
        ? [X4] :
          ( ( ~ in(X4,X3)
            | ! [X6,X5] :
                ( ordered_pair(X6,X5) != X4
                | ~ in(ordered_pair(apply(sK19,X6),apply(sK19,X5)),sK20) )
            | ~ in(X4,cartesian_product2(sK18,sK18)) )
          & ( in(X4,X3)
            | ( ? [X8,X7] :
                  ( ordered_pair(X8,X7) = X4
                  & in(ordered_pair(apply(sK19,X8),apply(sK19,X7)),sK20) )
              & in(X4,cartesian_product2(sK18,sK18)) ) ) ) ) ),
    introduced(choice_axiom,[]) ).

fof(f69,plain,
    ! [X3] :
      ( ? [X4] :
          ( ( ~ in(X4,X3)
            | ! [X6,X5] :
                ( ordered_pair(X6,X5) != X4
                | ~ in(ordered_pair(apply(sK19,X6),apply(sK19,X5)),sK20) )
            | ~ in(X4,cartesian_product2(sK18,sK18)) )
          & ( in(X4,X3)
            | ( ? [X8,X7] :
                  ( ordered_pair(X8,X7) = X4
                  & in(ordered_pair(apply(sK19,X8),apply(sK19,X7)),sK20) )
              & in(X4,cartesian_product2(sK18,sK18)) ) ) )
     => ( ( ~ in(sK21(X3),X3)
          | ! [X6,X5] :
              ( sK21(X3) != ordered_pair(X6,X5)
              | ~ in(ordered_pair(apply(sK19,X6),apply(sK19,X5)),sK20) )
          | ~ in(sK21(X3),cartesian_product2(sK18,sK18)) )
        & ( in(sK21(X3),X3)
          | ( ? [X8,X7] :
                ( ordered_pair(X8,X7) = sK21(X3)
                & in(ordered_pair(apply(sK19,X8),apply(sK19,X7)),sK20) )
            & in(sK21(X3),cartesian_product2(sK18,sK18)) ) ) ) ),
    introduced(choice_axiom,[]) ).

fof(f70,plain,
    ! [X3] :
      ( ? [X8,X7] :
          ( ordered_pair(X8,X7) = sK21(X3)
          & in(ordered_pair(apply(sK19,X8),apply(sK19,X7)),sK20) )
     => ( sK21(X3) = ordered_pair(sK23(X3),sK22(X3))
        & in(ordered_pair(apply(sK19,sK23(X3)),apply(sK19,sK22(X3))),sK20) ) ),
    introduced(choice_axiom,[]) ).

fof(f67,plain,
    ? [X0,X1,X2] :
      ( function(X1)
      & relation(X1)
      & relation(X2)
      & ! [X3] :
        ? [X4] :
          ( ( ~ in(X4,X3)
            | ! [X5,X6] :
                ( ordered_pair(X6,X5) != X4
                | ~ in(ordered_pair(apply(X1,X6),apply(X1,X5)),X2) )
            | ~ in(X4,cartesian_product2(X0,X0)) )
          & ( in(X4,X3)
            | ( ? [X7,X8] :
                  ( ordered_pair(X8,X7) = X4
                  & in(ordered_pair(apply(X1,X8),apply(X1,X7)),X2) )
              & in(X4,cartesian_product2(X0,X0)) ) ) ) ),
    inference(rectify,[],[f66]) ).

fof(f66,plain,
    ? [X2,X1,X0] :
      ( function(X1)
      & relation(X1)
      & relation(X0)
      & ! [X3] :
        ? [X4] :
          ( ( ~ in(X4,X3)
            | ! [X5,X6] :
                ( ordered_pair(X6,X5) != X4
                | ~ in(ordered_pair(apply(X1,X6),apply(X1,X5)),X0) )
            | ~ in(X4,cartesian_product2(X2,X2)) )
          & ( in(X4,X3)
            | ( ? [X5,X6] :
                  ( ordered_pair(X6,X5) = X4
                  & in(ordered_pair(apply(X1,X6),apply(X1,X5)),X0) )
              & in(X4,cartesian_product2(X2,X2)) ) ) ) ),
    inference(flattening,[],[f65]) ).

fof(f65,plain,
    ? [X2,X1,X0] :
      ( function(X1)
      & relation(X1)
      & relation(X0)
      & ! [X3] :
        ? [X4] :
          ( ( ~ in(X4,X3)
            | ! [X5,X6] :
                ( ordered_pair(X6,X5) != X4
                | ~ in(ordered_pair(apply(X1,X6),apply(X1,X5)),X0) )
            | ~ in(X4,cartesian_product2(X2,X2)) )
          & ( in(X4,X3)
            | ( ? [X5,X6] :
                  ( ordered_pair(X6,X5) = X4
                  & in(ordered_pair(apply(X1,X6),apply(X1,X5)),X0) )
              & in(X4,cartesian_product2(X2,X2)) ) ) ) ),
    inference(nnf_transformation,[],[f34]) ).

fof(f34,plain,
    ? [X2,X1,X0] :
      ( function(X1)
      & relation(X1)
      & relation(X0)
      & ! [X3] :
        ? [X4] :
          ( ( ? [X5,X6] :
                ( ordered_pair(X6,X5) = X4
                & in(ordered_pair(apply(X1,X6),apply(X1,X5)),X0) )
            & in(X4,cartesian_product2(X2,X2)) )
        <~> in(X4,X3) ) ),
    inference(flattening,[],[f33]) ).

fof(f33,plain,
    ? [X0,X1,X2] :
      ( ! [X3] :
        ? [X4] :
          ( ( ? [X5,X6] :
                ( ordered_pair(X6,X5) = X4
                & in(ordered_pair(apply(X1,X6),apply(X1,X5)),X0) )
            & in(X4,cartesian_product2(X2,X2)) )
        <~> in(X4,X3) )
      & relation(X1)
      & relation(X0)
      & function(X1) ),
    inference(ennf_transformation,[],[f22]) ).

fof(f22,plain,
    ~ ! [X0,X1,X2] :
        ( ( relation(X1)
          & relation(X0)
          & function(X1) )
       => ? [X3] :
          ! [X4] :
            ( in(X4,X3)
          <=> ( ? [X5,X6] :
                  ( ordered_pair(X6,X5) = X4
                  & in(ordered_pair(apply(X1,X6),apply(X1,X5)),X0) )
              & in(X4,cartesian_product2(X2,X2)) ) ) ),
    inference(rectify,[],[f2]) ).

fof(f2,negated_conjecture,
    ~ ! [X1,X2,X0] :
        ( ( relation(X1)
          & function(X2)
          & relation(X2) )
       => ? [X3] :
          ! [X4] :
            ( ( ? [X6,X5] :
                  ( in(ordered_pair(apply(X2,X5),apply(X2,X6)),X1)
                  & ordered_pair(X5,X6) = X4 )
              & in(X4,cartesian_product2(X0,X0)) )
          <=> in(X4,X3) ) ),
    inference(negated_conjecture,[],[f1]) ).

fof(f1,conjecture,
    ! [X1,X2,X0] :
      ( ( relation(X1)
        & function(X2)
        & relation(X2) )
     => ? [X3] :
        ! [X4] :
          ( ( ? [X6,X5] :
                ( in(ordered_pair(apply(X2,X5),apply(X2,X6)),X1)
                & ordered_pair(X5,X6) = X4 )
            & in(X4,cartesian_product2(X0,X0)) )
        <=> in(X4,X3) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',s1_xboole_0__e6_21__wellord2__1) ).

fof(f372,plain,
    ( in(sK21(sK12(sK19,sK18,sK20)),sF26)
    | ~ in(sK21(sK12(sK19,sK18,sK20)),sK12(sK19,sK18,sK20))
    | spl27_1
    | ~ spl27_6 ),
    inference(forward_demodulation,[],[f371,f130]) ).

fof(f371,plain,
    ( in(sK21(sK12(sK19,sK18,sK20)),cartesian_product2(sK18,sK18))
    | ~ in(sK21(sK12(sK19,sK18,sK20)),sK12(sK19,sK18,sK20))
    | spl27_1
    | ~ spl27_6 ),
    inference(subsumption_resolution,[],[f345,f115]) ).

fof(f115,plain,
    relation(sK20),
    inference(cnf_transformation,[],[f71]) ).

fof(f345,plain,
    ( ~ in(sK21(sK12(sK19,sK18,sK20)),sK12(sK19,sK18,sK20))
    | in(sK21(sK12(sK19,sK18,sK20)),cartesian_product2(sK18,sK18))
    | ~ relation(sK20)
    | spl27_1
    | ~ spl27_6 ),
    inference(subsumption_resolution,[],[f344,f116]) ).

fof(f116,plain,
    relation(sK19),
    inference(cnf_transformation,[],[f71]) ).

fof(f344,plain,
    ( ~ relation(sK19)
    | in(sK21(sK12(sK19,sK18,sK20)),cartesian_product2(sK18,sK18))
    | ~ in(sK21(sK12(sK19,sK18,sK20)),sK12(sK19,sK18,sK20))
    | ~ relation(sK20)
    | spl27_1
    | ~ spl27_6 ),
    inference(subsumption_resolution,[],[f343,f193]) ).

fof(f193,plain,
    ( ~ sP0(sK20,sK19)
    | spl27_1 ),
    inference(avatar_component_clause,[],[f192]) ).

fof(f192,plain,
    ( spl27_1
  <=> sP0(sK20,sK19) ),
    introduced(avatar_definition,[new_symbols(naming,[spl27_1])]) ).

fof(f343,plain,
    ( sP0(sK20,sK19)
    | in(sK21(sK12(sK19,sK18,sK20)),cartesian_product2(sK18,sK18))
    | ~ relation(sK19)
    | ~ in(sK21(sK12(sK19,sK18,sK20)),sK12(sK19,sK18,sK20))
    | ~ relation(sK20)
    | ~ spl27_6 ),
    inference(subsumption_resolution,[],[f326,f117]) ).

fof(f117,plain,
    function(sK19),
    inference(cnf_transformation,[],[f71]) ).

fof(f326,plain,
    ( in(sK21(sK12(sK19,sK18,sK20)),cartesian_product2(sK18,sK18))
    | ~ function(sK19)
    | ~ relation(sK19)
    | ~ relation(sK20)
    | sP0(sK20,sK19)
    | ~ in(sK21(sK12(sK19,sK18,sK20)),sK12(sK19,sK18,sK20))
    | ~ spl27_6 ),
    inference(superposition,[],[f97,f288]) ).

fof(f288,plain,
    ( sK13(sK19,sK18,sK20,sK21(sK12(sK19,sK18,sK20))) = sK21(sK12(sK19,sK18,sK20))
    | ~ spl27_6 ),
    inference(avatar_component_clause,[],[f286]) ).

fof(f286,plain,
    ( spl27_6
  <=> sK13(sK19,sK18,sK20,sK21(sK12(sK19,sK18,sK20))) = sK21(sK12(sK19,sK18,sK20)) ),
    introduced(avatar_definition,[new_symbols(naming,[spl27_6])]) ).

fof(f97,plain,
    ! [X2,X0,X1,X4] :
      ( in(sK13(X0,X1,X2,X4),cartesian_product2(X1,X1))
      | sP0(X2,X0)
      | ~ function(X0)
      | ~ relation(X0)
      | ~ in(X4,sK12(X0,X1,X2))
      | ~ relation(X2) ),
    inference(cnf_transformation,[],[f60]) ).

fof(f60,plain,
    ! [X0,X1,X2] :
      ( ~ function(X0)
      | ~ relation(X0)
      | sP0(X2,X0)
      | ! [X4] :
          ( ( ( sK13(X0,X1,X2,X4) = X4
              & in(sK13(X0,X1,X2,X4),cartesian_product2(X1,X1))
              & in(ordered_pair(apply(X0,sK15(X0,X2,X4)),apply(X0,sK14(X0,X2,X4))),X2)
              & ordered_pair(sK15(X0,X2,X4),sK14(X0,X2,X4)) = X4 )
            | ~ in(X4,sK12(X0,X1,X2)) )
          & ( in(X4,sK12(X0,X1,X2))
            | ! [X8] :
                ( X4 != X8
                | ~ in(X8,cartesian_product2(X1,X1))
                | ! [X9,X10] :
                    ( ~ in(ordered_pair(apply(X0,X10),apply(X0,X9)),X2)
                    | ordered_pair(X10,X9) != X4 ) ) ) )
      | ~ relation(X2) ),
    inference(skolemisation,[status(esa),new_symbols(skolem,[sK12,sK13,sK14,sK15])],[f56,f59,f58,f57]) ).

fof(f57,plain,
    ! [X0,X1,X2] :
      ( ? [X3] :
        ! [X4] :
          ( ( ? [X5] :
                ( X4 = X5
                & in(X5,cartesian_product2(X1,X1))
                & ? [X6,X7] :
                    ( in(ordered_pair(apply(X0,X7),apply(X0,X6)),X2)
                    & ordered_pair(X7,X6) = X4 ) )
            | ~ in(X4,X3) )
          & ( in(X4,X3)
            | ! [X8] :
                ( X4 != X8
                | ~ in(X8,cartesian_product2(X1,X1))
                | ! [X9,X10] :
                    ( ~ in(ordered_pair(apply(X0,X10),apply(X0,X9)),X2)
                    | ordered_pair(X10,X9) != X4 ) ) ) )
     => ! [X4] :
          ( ( ? [X5] :
                ( X4 = X5
                & in(X5,cartesian_product2(X1,X1))
                & ? [X6,X7] :
                    ( in(ordered_pair(apply(X0,X7),apply(X0,X6)),X2)
                    & ordered_pair(X7,X6) = X4 ) )
            | ~ in(X4,sK12(X0,X1,X2)) )
          & ( in(X4,sK12(X0,X1,X2))
            | ! [X8] :
                ( X4 != X8
                | ~ in(X8,cartesian_product2(X1,X1))
                | ! [X9,X10] :
                    ( ~ in(ordered_pair(apply(X0,X10),apply(X0,X9)),X2)
                    | ordered_pair(X10,X9) != X4 ) ) ) ) ),
    introduced(choice_axiom,[]) ).

fof(f58,plain,
    ! [X0,X1,X2,X4] :
      ( ? [X5] :
          ( X4 = X5
          & in(X5,cartesian_product2(X1,X1))
          & ? [X6,X7] :
              ( in(ordered_pair(apply(X0,X7),apply(X0,X6)),X2)
              & ordered_pair(X7,X6) = X4 ) )
     => ( sK13(X0,X1,X2,X4) = X4
        & in(sK13(X0,X1,X2,X4),cartesian_product2(X1,X1))
        & ? [X6,X7] :
            ( in(ordered_pair(apply(X0,X7),apply(X0,X6)),X2)
            & ordered_pair(X7,X6) = X4 ) ) ),
    introduced(choice_axiom,[]) ).

fof(f59,plain,
    ! [X0,X2,X4] :
      ( ? [X6,X7] :
          ( in(ordered_pair(apply(X0,X7),apply(X0,X6)),X2)
          & ordered_pair(X7,X6) = X4 )
     => ( in(ordered_pair(apply(X0,sK15(X0,X2,X4)),apply(X0,sK14(X0,X2,X4))),X2)
        & ordered_pair(sK15(X0,X2,X4),sK14(X0,X2,X4)) = X4 ) ),
    introduced(choice_axiom,[]) ).

fof(f56,plain,
    ! [X0,X1,X2] :
      ( ~ function(X0)
      | ~ relation(X0)
      | sP0(X2,X0)
      | ? [X3] :
        ! [X4] :
          ( ( ? [X5] :
                ( X4 = X5
                & in(X5,cartesian_product2(X1,X1))
                & ? [X6,X7] :
                    ( in(ordered_pair(apply(X0,X7),apply(X0,X6)),X2)
                    & ordered_pair(X7,X6) = X4 ) )
            | ~ in(X4,X3) )
          & ( in(X4,X3)
            | ! [X8] :
                ( X4 != X8
                | ~ in(X8,cartesian_product2(X1,X1))
                | ! [X9,X10] :
                    ( ~ in(ordered_pair(apply(X0,X10),apply(X0,X9)),X2)
                    | ordered_pair(X10,X9) != X4 ) ) ) )
      | ~ relation(X2) ),
    inference(rectify,[],[f55]) ).

fof(f55,plain,
    ! [X1,X2,X0] :
      ( ~ function(X1)
      | ~ relation(X1)
      | sP0(X0,X1)
      | ? [X10] :
        ! [X11] :
          ( ( ? [X12] :
                ( X11 = X12
                & in(X12,cartesian_product2(X2,X2))
                & ? [X14,X13] :
                    ( in(ordered_pair(apply(X1,X13),apply(X1,X14)),X0)
                    & ordered_pair(X13,X14) = X11 ) )
            | ~ in(X11,X10) )
          & ( in(X11,X10)
            | ! [X12] :
                ( X11 != X12
                | ~ in(X12,cartesian_product2(X2,X2))
                | ! [X14,X13] :
                    ( ~ in(ordered_pair(apply(X1,X13),apply(X1,X14)),X0)
                    | ordered_pair(X13,X14) != X11 ) ) ) )
      | ~ relation(X0) ),
    inference(nnf_transformation,[],[f40]) ).

fof(f40,plain,
    ! [X1,X2,X0] :
      ( ~ function(X1)
      | ~ relation(X1)
      | sP0(X0,X1)
      | ? [X10] :
        ! [X11] :
          ( ? [X12] :
              ( X11 = X12
              & in(X12,cartesian_product2(X2,X2))
              & ? [X14,X13] :
                  ( in(ordered_pair(apply(X1,X13),apply(X1,X14)),X0)
                  & ordered_pair(X13,X14) = X11 ) )
        <=> in(X11,X10) )
      | ~ relation(X0) ),
    inference(definition_folding,[],[f32,f39]) ).

fof(f39,plain,
    ! [X0,X1] :
      ( ? [X3,X4,X5] :
          ( ? [X6,X7] :
              ( in(ordered_pair(apply(X1,X7),apply(X1,X6)),X0)
              & ordered_pair(X7,X6) = X4 )
          & X4 = X5
          & X3 != X4
          & ? [X9,X8] :
              ( in(ordered_pair(apply(X1,X9),apply(X1,X8)),X0)
              & ordered_pair(X9,X8) = X3 )
          & X3 = X5 )
      | ~ sP0(X0,X1) ),
    introduced(predicate_definition_introduction,[new_symbols(naming,[sP0])]) ).

fof(f32,plain,
    ! [X1,X2,X0] :
      ( ~ function(X1)
      | ~ relation(X1)
      | ? [X3,X4,X5] :
          ( ? [X6,X7] :
              ( in(ordered_pair(apply(X1,X7),apply(X1,X6)),X0)
              & ordered_pair(X7,X6) = X4 )
          & X4 = X5
          & X3 != X4
          & ? [X9,X8] :
              ( in(ordered_pair(apply(X1,X9),apply(X1,X8)),X0)
              & ordered_pair(X9,X8) = X3 )
          & X3 = X5 )
      | ? [X10] :
        ! [X11] :
          ( ? [X12] :
              ( X11 = X12
              & in(X12,cartesian_product2(X2,X2))
              & ? [X14,X13] :
                  ( in(ordered_pair(apply(X1,X13),apply(X1,X14)),X0)
                  & ordered_pair(X13,X14) = X11 ) )
        <=> in(X11,X10) )
      | ~ relation(X0) ),
    inference(flattening,[],[f31]) ).

fof(f31,plain,
    ! [X1,X0,X2] :
      ( ? [X10] :
        ! [X11] :
          ( ? [X12] :
              ( X11 = X12
              & in(X12,cartesian_product2(X2,X2))
              & ? [X14,X13] :
                  ( in(ordered_pair(apply(X1,X13),apply(X1,X14)),X0)
                  & ordered_pair(X13,X14) = X11 ) )
        <=> in(X11,X10) )
      | ? [X3,X5,X4] :
          ( X3 != X4
          & ? [X6,X7] :
              ( in(ordered_pair(apply(X1,X7),apply(X1,X6)),X0)
              & ordered_pair(X7,X6) = X4 )
          & X3 = X5
          & ? [X9,X8] :
              ( in(ordered_pair(apply(X1,X9),apply(X1,X8)),X0)
              & ordered_pair(X9,X8) = X3 )
          & X4 = X5 )
      | ~ function(X1)
      | ~ relation(X0)
      | ~ relation(X1) ),
    inference(ennf_transformation,[],[f23]) ).

fof(f23,plain,
    ! [X1,X0,X2] :
      ( ( function(X1)
        & relation(X0)
        & relation(X1) )
     => ( ! [X3,X5,X4] :
            ( ( ? [X6,X7] :
                  ( in(ordered_pair(apply(X1,X7),apply(X1,X6)),X0)
                  & ordered_pair(X7,X6) = X4 )
              & X3 = X5
              & ? [X9,X8] :
                  ( in(ordered_pair(apply(X1,X9),apply(X1,X8)),X0)
                  & ordered_pair(X9,X8) = X3 )
              & X4 = X5 )
           => X3 = X4 )
       => ? [X10] :
          ! [X11] :
            ( ? [X12] :
                ( X11 = X12
                & in(X12,cartesian_product2(X2,X2))
                & ? [X14,X13] :
                    ( in(ordered_pair(apply(X1,X13),apply(X1,X14)),X0)
                    & ordered_pair(X13,X14) = X11 ) )
          <=> in(X11,X10) ) ) ),
    inference(rectify,[],[f21]) ).

fof(f21,axiom,
    ! [X1,X2,X0] :
      ( ( relation(X2)
        & function(X2)
        & relation(X1) )
     => ( ! [X4,X5,X3] :
            ( ( X3 = X4
              & ? [X9,X8] :
                  ( in(ordered_pair(apply(X2,X8),apply(X2,X9)),X1)
                  & ordered_pair(X8,X9) = X5 )
              & X3 = X5
              & ? [X7,X6] :
                  ( ordered_pair(X6,X7) = X4
                  & in(ordered_pair(apply(X2,X6),apply(X2,X7)),X1) ) )
           => X4 = X5 )
       => ? [X3] :
          ! [X4] :
            ( ? [X5] :
                ( X4 = X5
                & in(X5,cartesian_product2(X0,X0))
                & ? [X10,X11] :
                    ( in(ordered_pair(apply(X2,X10),apply(X2,X11)),X1)
                    & ordered_pair(X10,X11) = X4 ) )
          <=> in(X4,X3) ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',s1_tarski__e6_21__wellord2__1) ).

fof(f387,plain,
    ( ~ in(sK21(sK12(sK19,sK18,sK20)),sF26)
    | ~ spl27_2
    | spl27_7 ),
    inference(subsumption_resolution,[],[f386,f291]) ).

fof(f291,plain,
    ( ~ in(sK21(sK12(sK19,sK18,sK20)),sK12(sK19,sK18,sK20))
    | spl27_7 ),
    inference(avatar_component_clause,[],[f290]) ).

fof(f290,plain,
    ( spl27_7
  <=> in(sK21(sK12(sK19,sK18,sK20)),sK12(sK19,sK18,sK20)) ),
    introduced(avatar_definition,[new_symbols(naming,[spl27_7])]) ).

fof(f386,plain,
    ( in(sK21(sK12(sK19,sK18,sK20)),sK12(sK19,sK18,sK20))
    | ~ in(sK21(sK12(sK19,sK18,sK20)),sF26)
    | ~ spl27_2
    | spl27_7 ),
    inference(duplicate_literal_removal,[],[f378]) ).

fof(f378,plain,
    ( in(sK21(sK12(sK19,sK18,sK20)),sK12(sK19,sK18,sK20))
    | in(sK21(sK12(sK19,sK18,sK20)),sK12(sK19,sK18,sK20))
    | ~ in(sK21(sK12(sK19,sK18,sK20)),sF26)
    | ~ spl27_2
    | spl27_7 ),
    inference(superposition,[],[f199,f375]) ).

fof(f375,plain,
    ( ordered_pair(sK23(sK12(sK19,sK18,sK20)),sK22(sK12(sK19,sK18,sK20))) = sK21(sK12(sK19,sK18,sK20))
    | spl27_7 ),
    inference(resolution,[],[f291,f113]) ).

fof(f113,plain,
    ! [X3] :
      ( in(sK21(X3),X3)
      | sK21(X3) = ordered_pair(sK23(X3),sK22(X3)) ),
    inference(cnf_transformation,[],[f71]) ).

fof(f199,plain,
    ( ! [X0] :
        ( in(ordered_pair(sK23(X0),sK22(X0)),sK12(sK19,sK18,sK20))
        | in(sK21(X0),X0)
        | ~ in(ordered_pair(sK23(X0),sK22(X0)),sF26) )
    | ~ spl27_2 ),
    inference(superposition,[],[f197,f130]) ).

fof(f197,plain,
    ( ! [X0,X1] :
        ( ~ in(ordered_pair(sK23(X0),sK22(X0)),cartesian_product2(X1,X1))
        | in(sK21(X0),X0)
        | in(ordered_pair(sK23(X0),sK22(X0)),sK12(sK19,X1,sK20)) )
    | ~ spl27_2 ),
    inference(avatar_component_clause,[],[f196]) ).

fof(f196,plain,
    ( spl27_2
  <=> ! [X0,X1] :
        ( ~ in(ordered_pair(sK23(X0),sK22(X0)),cartesian_product2(X1,X1))
        | in(ordered_pair(sK23(X0),sK22(X0)),sK12(sK19,X1,sK20))
        | in(sK21(X0),X0) ) ),
    introduced(avatar_definition,[new_symbols(naming,[spl27_2])]) ).

fof(f365,plain,
    ( spl27_1
    | ~ spl27_6
    | ~ spl27_7 ),
    inference(avatar_contradiction_clause,[],[f364]) ).

fof(f364,plain,
    ( $false
    | spl27_1
    | ~ spl27_6
    | ~ spl27_7 ),
    inference(subsumption_resolution,[],[f363,f292]) ).

fof(f292,plain,
    ( in(sK21(sK12(sK19,sK18,sK20)),sK12(sK19,sK18,sK20))
    | ~ spl27_7 ),
    inference(avatar_component_clause,[],[f290]) ).

fof(f363,plain,
    ( ~ in(sK21(sK12(sK19,sK18,sK20)),sK12(sK19,sK18,sK20))
    | spl27_1
    | ~ spl27_6
    | ~ spl27_7 ),
    inference(subsumption_resolution,[],[f362,f342]) ).

fof(f342,plain,
    ( in(sK21(sK12(sK19,sK18,sK20)),sF26)
    | spl27_1
    | ~ spl27_6
    | ~ spl27_7 ),
    inference(subsumption_resolution,[],[f341,f117]) ).

fof(f341,plain,
    ( ~ function(sK19)
    | in(sK21(sK12(sK19,sK18,sK20)),sF26)
    | spl27_1
    | ~ spl27_6
    | ~ spl27_7 ),
    inference(subsumption_resolution,[],[f340,f116]) ).

fof(f340,plain,
    ( ~ relation(sK19)
    | in(sK21(sK12(sK19,sK18,sK20)),sF26)
    | ~ function(sK19)
    | spl27_1
    | ~ spl27_6
    | ~ spl27_7 ),
    inference(subsumption_resolution,[],[f339,f115]) ).

fof(f339,plain,
    ( ~ relation(sK20)
    | in(sK21(sK12(sK19,sK18,sK20)),sF26)
    | ~ function(sK19)
    | ~ relation(sK19)
    | spl27_1
    | ~ spl27_6
    | ~ spl27_7 ),
    inference(subsumption_resolution,[],[f338,f193]) ).

fof(f338,plain,
    ( sP0(sK20,sK19)
    | ~ function(sK19)
    | ~ relation(sK20)
    | ~ relation(sK19)
    | in(sK21(sK12(sK19,sK18,sK20)),sF26)
    | ~ spl27_6
    | ~ spl27_7 ),
    inference(subsumption_resolution,[],[f324,f292]) ).

fof(f324,plain,
    ( ~ function(sK19)
    | in(sK21(sK12(sK19,sK18,sK20)),sF26)
    | ~ relation(sK19)
    | ~ relation(sK20)
    | ~ in(sK21(sK12(sK19,sK18,sK20)),sK12(sK19,sK18,sK20))
    | sP0(sK20,sK19)
    | ~ spl27_6 ),
    inference(superposition,[],[f173,f288]) ).

fof(f173,plain,
    ! [X2,X0,X1] :
      ( in(sK13(X0,sK18,X1,X2),sF26)
      | sP0(X1,X0)
      | ~ relation(X0)
      | ~ relation(X1)
      | ~ function(X0)
      | ~ in(X2,sK12(X0,sK18,X1)) ),
    inference(superposition,[],[f97,f130]) ).

fof(f362,plain,
    ( ~ in(sK21(sK12(sK19,sK18,sK20)),sF26)
    | ~ in(sK21(sK12(sK19,sK18,sK20)),sK12(sK19,sK18,sK20))
    | spl27_1
    | ~ spl27_7 ),
    inference(equality_resolution,[],[f361]) ).

fof(f361,plain,
    ( ! [X0] :
        ( sK21(sK12(sK19,sK18,sK20)) != sK21(X0)
        | ~ in(sK21(X0),X0)
        | ~ in(sK21(X0),sF26) )
    | spl27_1
    | ~ spl27_7 ),
    inference(subsumption_resolution,[],[f359,f310]) ).

fof(f310,plain,
    ( in(ordered_pair(apply(sK19,sK15(sK19,sK20,sK21(sK12(sK19,sK18,sK20)))),apply(sK19,sK14(sK19,sK20,sK21(sK12(sK19,sK18,sK20))))),sK20)
    | spl27_1
    | ~ spl27_7 ),
    inference(subsumption_resolution,[],[f309,f115]) ).

fof(f309,plain,
    ( in(ordered_pair(apply(sK19,sK15(sK19,sK20,sK21(sK12(sK19,sK18,sK20)))),apply(sK19,sK14(sK19,sK20,sK21(sK12(sK19,sK18,sK20))))),sK20)
    | ~ relation(sK20)
    | spl27_1
    | ~ spl27_7 ),
    inference(subsumption_resolution,[],[f308,f116]) ).

fof(f308,plain,
    ( ~ relation(sK19)
    | ~ relation(sK20)
    | in(ordered_pair(apply(sK19,sK15(sK19,sK20,sK21(sK12(sK19,sK18,sK20)))),apply(sK19,sK14(sK19,sK20,sK21(sK12(sK19,sK18,sK20))))),sK20)
    | spl27_1
    | ~ spl27_7 ),
    inference(subsumption_resolution,[],[f307,f117]) ).

fof(f307,plain,
    ( ~ function(sK19)
    | ~ relation(sK20)
    | ~ relation(sK19)
    | in(ordered_pair(apply(sK19,sK15(sK19,sK20,sK21(sK12(sK19,sK18,sK20)))),apply(sK19,sK14(sK19,sK20,sK21(sK12(sK19,sK18,sK20))))),sK20)
    | spl27_1
    | ~ spl27_7 ),
    inference(subsumption_resolution,[],[f298,f193]) ).

fof(f298,plain,
    ( sP0(sK20,sK19)
    | ~ relation(sK19)
    | ~ function(sK19)
    | in(ordered_pair(apply(sK19,sK15(sK19,sK20,sK21(sK12(sK19,sK18,sK20)))),apply(sK19,sK14(sK19,sK20,sK21(sK12(sK19,sK18,sK20))))),sK20)
    | ~ relation(sK20)
    | ~ spl27_7 ),
    inference(resolution,[],[f292,f96]) ).

fof(f96,plain,
    ! [X2,X0,X1,X4] :
      ( ~ in(X4,sK12(X0,X1,X2))
      | ~ function(X0)
      | ~ relation(X0)
      | ~ relation(X2)
      | in(ordered_pair(apply(X0,sK15(X0,X2,X4)),apply(X0,sK14(X0,X2,X4))),X2)
      | sP0(X2,X0) ),
    inference(cnf_transformation,[],[f60]) ).

fof(f359,plain,
    ( ! [X0] :
        ( ~ in(sK21(X0),sF26)
        | sK21(sK12(sK19,sK18,sK20)) != sK21(X0)
        | ~ in(sK21(X0),X0)
        | ~ in(ordered_pair(apply(sK19,sK15(sK19,sK20,sK21(sK12(sK19,sK18,sK20)))),apply(sK19,sK14(sK19,sK20,sK21(sK12(sK19,sK18,sK20))))),sK20) )
    | spl27_1
    | ~ spl27_7 ),
    inference(superposition,[],[f131,f314]) ).

fof(f314,plain,
    ( sK21(sK12(sK19,sK18,sK20)) = ordered_pair(sK15(sK19,sK20,sK21(sK12(sK19,sK18,sK20))),sK14(sK19,sK20,sK21(sK12(sK19,sK18,sK20))))
    | spl27_1
    | ~ spl27_7 ),
    inference(subsumption_resolution,[],[f313,f116]) ).

fof(f313,plain,
    ( ~ relation(sK19)
    | sK21(sK12(sK19,sK18,sK20)) = ordered_pair(sK15(sK19,sK20,sK21(sK12(sK19,sK18,sK20))),sK14(sK19,sK20,sK21(sK12(sK19,sK18,sK20))))
    | spl27_1
    | ~ spl27_7 ),
    inference(subsumption_resolution,[],[f312,f117]) ).

fof(f312,plain,
    ( sK21(sK12(sK19,sK18,sK20)) = ordered_pair(sK15(sK19,sK20,sK21(sK12(sK19,sK18,sK20))),sK14(sK19,sK20,sK21(sK12(sK19,sK18,sK20))))
    | ~ function(sK19)
    | ~ relation(sK19)
    | spl27_1
    | ~ spl27_7 ),
    inference(subsumption_resolution,[],[f311,f115]) ).

fof(f311,plain,
    ( ~ relation(sK20)
    | ~ relation(sK19)
    | ~ function(sK19)
    | sK21(sK12(sK19,sK18,sK20)) = ordered_pair(sK15(sK19,sK20,sK21(sK12(sK19,sK18,sK20))),sK14(sK19,sK20,sK21(sK12(sK19,sK18,sK20))))
    | spl27_1
    | ~ spl27_7 ),
    inference(subsumption_resolution,[],[f299,f193]) ).

fof(f299,plain,
    ( sP0(sK20,sK19)
    | ~ relation(sK19)
    | ~ function(sK19)
    | ~ relation(sK20)
    | sK21(sK12(sK19,sK18,sK20)) = ordered_pair(sK15(sK19,sK20,sK21(sK12(sK19,sK18,sK20))),sK14(sK19,sK20,sK21(sK12(sK19,sK18,sK20))))
    | ~ spl27_7 ),
    inference(resolution,[],[f292,f95]) ).

fof(f95,plain,
    ! [X2,X0,X1,X4] :
      ( ~ in(X4,sK12(X0,X1,X2))
      | ~ relation(X0)
      | ~ relation(X2)
      | ordered_pair(sK15(X0,X2,X4),sK14(X0,X2,X4)) = X4
      | sP0(X2,X0)
      | ~ function(X0) ),
    inference(cnf_transformation,[],[f60]) ).

fof(f131,plain,
    ! [X3,X6,X5] :
      ( sK21(X3) != ordered_pair(X6,X5)
      | ~ in(sK21(X3),sF26)
      | ~ in(sK21(X3),X3)
      | ~ in(ordered_pair(apply(sK19,X6),apply(sK19,X5)),sK20) ),
    inference(definition_folding,[],[f114,f130]) ).

fof(f114,plain,
    ! [X3,X6,X5] :
      ( ~ in(sK21(X3),X3)
      | sK21(X3) != ordered_pair(X6,X5)
      | ~ in(ordered_pair(apply(sK19,X6),apply(sK19,X5)),sK20)
      | ~ in(sK21(X3),cartesian_product2(sK18,sK18)) ),
    inference(cnf_transformation,[],[f71]) ).

fof(f306,plain,
    ( spl27_6
    | spl27_1
    | ~ spl27_7 ),
    inference(avatar_split_clause,[],[f305,f290,f192,f286]) ).

fof(f305,plain,
    ( sK13(sK19,sK18,sK20,sK21(sK12(sK19,sK18,sK20))) = sK21(sK12(sK19,sK18,sK20))
    | spl27_1
    | ~ spl27_7 ),
    inference(subsumption_resolution,[],[f304,f115]) ).

fof(f304,plain,
    ( sK13(sK19,sK18,sK20,sK21(sK12(sK19,sK18,sK20))) = sK21(sK12(sK19,sK18,sK20))
    | ~ relation(sK20)
    | spl27_1
    | ~ spl27_7 ),
    inference(subsumption_resolution,[],[f303,f116]) ).

fof(f303,plain,
    ( sK13(sK19,sK18,sK20,sK21(sK12(sK19,sK18,sK20))) = sK21(sK12(sK19,sK18,sK20))
    | ~ relation(sK19)
    | ~ relation(sK20)
    | spl27_1
    | ~ spl27_7 ),
    inference(subsumption_resolution,[],[f302,f117]) ).

fof(f302,plain,
    ( sK13(sK19,sK18,sK20,sK21(sK12(sK19,sK18,sK20))) = sK21(sK12(sK19,sK18,sK20))
    | ~ function(sK19)
    | ~ relation(sK19)
    | ~ relation(sK20)
    | spl27_1
    | ~ spl27_7 ),
    inference(subsumption_resolution,[],[f300,f193]) ).

fof(f300,plain,
    ( sP0(sK20,sK19)
    | ~ relation(sK20)
    | ~ function(sK19)
    | sK13(sK19,sK18,sK20,sK21(sK12(sK19,sK18,sK20))) = sK21(sK12(sK19,sK18,sK20))
    | ~ relation(sK19)
    | ~ spl27_7 ),
    inference(resolution,[],[f292,f98]) ).

fof(f98,plain,
    ! [X2,X0,X1,X4] :
      ( ~ in(X4,sK12(X0,X1,X2))
      | ~ function(X0)
      | ~ relation(X2)
      | sP0(X2,X0)
      | sK13(X0,X1,X2,X4) = X4
      | ~ relation(X0) ),
    inference(cnf_transformation,[],[f60]) ).

fof(f293,plain,
    ( spl27_6
    | spl27_7
    | spl27_1
    | ~ spl27_2 ),
    inference(avatar_split_clause,[],[f279,f196,f192,f290,f286]) ).

fof(f279,plain,
    ( in(sK21(sK12(sK19,sK18,sK20)),sK12(sK19,sK18,sK20))
    | sK13(sK19,sK18,sK20,sK21(sK12(sK19,sK18,sK20))) = sK21(sK12(sK19,sK18,sK20))
    | spl27_1
    | ~ spl27_2 ),
    inference(factoring,[],[f269]) ).

fof(f269,plain,
    ( ! [X2] :
        ( in(sK21(sK12(sK19,X2,sK20)),sK12(sK19,sK18,sK20))
        | in(sK21(sK12(sK19,X2,sK20)),sK12(sK19,X2,sK20))
        | sK21(sK12(sK19,X2,sK20)) = sK13(sK19,X2,sK20,sK21(sK12(sK19,X2,sK20))) )
    | spl27_1
    | ~ spl27_2 ),
    inference(subsumption_resolution,[],[f257,f132]) ).

fof(f257,plain,
    ( ! [X2] :
        ( in(sK21(sK12(sK19,X2,sK20)),sK12(sK19,sK18,sK20))
        | ~ in(sK21(sK12(sK19,X2,sK20)),sF26)
        | sK21(sK12(sK19,X2,sK20)) = sK13(sK19,X2,sK20,sK21(sK12(sK19,X2,sK20)))
        | in(sK21(sK12(sK19,X2,sK20)),sK12(sK19,X2,sK20)) )
    | spl27_1
    | ~ spl27_2 ),
    inference(superposition,[],[f199,f255]) ).

fof(f255,plain,
    ( ! [X12] :
        ( ordered_pair(sK23(sK12(sK19,X12,sK20)),sK22(sK12(sK19,X12,sK20))) = sK21(sK12(sK19,X12,sK20))
        | sK13(sK19,X12,sK20,sK21(sK12(sK19,X12,sK20))) = sK21(sK12(sK19,X12,sK20)) )
    | spl27_1 ),
    inference(subsumption_resolution,[],[f254,f116]) ).

fof(f254,plain,
    ( ! [X12] :
        ( ~ relation(sK19)
        | ordered_pair(sK23(sK12(sK19,X12,sK20)),sK22(sK12(sK19,X12,sK20))) = sK21(sK12(sK19,X12,sK20))
        | sK13(sK19,X12,sK20,sK21(sK12(sK19,X12,sK20))) = sK21(sK12(sK19,X12,sK20)) )
    | spl27_1 ),
    inference(subsumption_resolution,[],[f253,f117]) ).

fof(f253,plain,
    ( ! [X12] :
        ( sK13(sK19,X12,sK20,sK21(sK12(sK19,X12,sK20))) = sK21(sK12(sK19,X12,sK20))
        | ~ function(sK19)
        | ordered_pair(sK23(sK12(sK19,X12,sK20)),sK22(sK12(sK19,X12,sK20))) = sK21(sK12(sK19,X12,sK20))
        | ~ relation(sK19) )
    | spl27_1 ),
    inference(subsumption_resolution,[],[f252,f115]) ).

fof(f252,plain,
    ( ! [X12] :
        ( ordered_pair(sK23(sK12(sK19,X12,sK20)),sK22(sK12(sK19,X12,sK20))) = sK21(sK12(sK19,X12,sK20))
        | ~ relation(sK20)
        | ~ function(sK19)
        | sK13(sK19,X12,sK20,sK21(sK12(sK19,X12,sK20))) = sK21(sK12(sK19,X12,sK20))
        | ~ relation(sK19) )
    | spl27_1 ),
    inference(resolution,[],[f168,f193]) ).

fof(f168,plain,
    ! [X2,X0,X1] :
      ( sP0(X1,X0)
      | ~ relation(X1)
      | ordered_pair(sK23(sK12(X0,X2,X1)),sK22(sK12(X0,X2,X1))) = sK21(sK12(X0,X2,X1))
      | ~ function(X0)
      | sK13(X0,X2,X1,sK21(sK12(X0,X2,X1))) = sK21(sK12(X0,X2,X1))
      | ~ relation(X0) ),
    inference(resolution,[],[f98,f113]) ).

fof(f234,plain,
    ~ spl27_1,
    inference(avatar_contradiction_clause,[],[f233]) ).

fof(f233,plain,
    ( $false
    | ~ spl27_1 ),
    inference(subsumption_resolution,[],[f232,f194]) ).

fof(f194,plain,
    ( sP0(sK20,sK19)
    | ~ spl27_1 ),
    inference(avatar_component_clause,[],[f192]) ).

fof(f232,plain,
    ( ~ sP0(sK20,sK19)
    | ~ spl27_1 ),
    inference(trivial_inequality_removal,[],[f231]) ).

fof(f231,plain,
    ( sK5(sK20,sK19) != sK5(sK20,sK19)
    | ~ sP0(sK20,sK19)
    | ~ spl27_1 ),
    inference(superposition,[],[f90,f229]) ).

fof(f229,plain,
    ( sK5(sK20,sK19) = sK6(sK20,sK19)
    | ~ spl27_1 ),
    inference(superposition,[],[f228,f227]) ).

fof(f227,plain,
    ( sK6(sK20,sK19) = sK7(sK20,sK19)
    | ~ spl27_1 ),
    inference(resolution,[],[f194,f91]) ).

fof(f91,plain,
    ! [X0,X1] :
      ( ~ sP0(X0,X1)
      | sK6(X0,X1) = sK7(X0,X1) ),
    inference(cnf_transformation,[],[f54]) ).

fof(f54,plain,
    ! [X0,X1] :
      ( ( in(ordered_pair(apply(X1,sK9(X0,X1)),apply(X1,sK8(X0,X1))),X0)
        & ordered_pair(sK9(X0,X1),sK8(X0,X1)) = sK6(X0,X1)
        & sK6(X0,X1) = sK7(X0,X1)
        & sK5(X0,X1) != sK6(X0,X1)
        & in(ordered_pair(apply(X1,sK10(X0,X1)),apply(X1,sK11(X0,X1))),X0)
        & sK5(X0,X1) = ordered_pair(sK10(X0,X1),sK11(X0,X1))
        & sK5(X0,X1) = sK7(X0,X1) )
      | ~ sP0(X0,X1) ),
    inference(skolemisation,[status(esa),new_symbols(skolem,[sK5,sK6,sK7,sK8,sK9,sK10,sK11])],[f50,f53,f52,f51]) ).

fof(f51,plain,
    ! [X0,X1] :
      ( ? [X2,X3,X4] :
          ( ? [X5,X6] :
              ( in(ordered_pair(apply(X1,X6),apply(X1,X5)),X0)
              & ordered_pair(X6,X5) = X3 )
          & X3 = X4
          & X2 != X3
          & ? [X7,X8] :
              ( in(ordered_pair(apply(X1,X7),apply(X1,X8)),X0)
              & ordered_pair(X7,X8) = X2 )
          & X2 = X4 )
     => ( ? [X6,X5] :
            ( in(ordered_pair(apply(X1,X6),apply(X1,X5)),X0)
            & ordered_pair(X6,X5) = sK6(X0,X1) )
        & sK6(X0,X1) = sK7(X0,X1)
        & sK5(X0,X1) != sK6(X0,X1)
        & ? [X8,X7] :
            ( in(ordered_pair(apply(X1,X7),apply(X1,X8)),X0)
            & sK5(X0,X1) = ordered_pair(X7,X8) )
        & sK5(X0,X1) = sK7(X0,X1) ) ),
    introduced(choice_axiom,[]) ).

fof(f52,plain,
    ! [X0,X1] :
      ( ? [X6,X5] :
          ( in(ordered_pair(apply(X1,X6),apply(X1,X5)),X0)
          & ordered_pair(X6,X5) = sK6(X0,X1) )
     => ( in(ordered_pair(apply(X1,sK9(X0,X1)),apply(X1,sK8(X0,X1))),X0)
        & ordered_pair(sK9(X0,X1),sK8(X0,X1)) = sK6(X0,X1) ) ),
    introduced(choice_axiom,[]) ).

fof(f53,plain,
    ! [X0,X1] :
      ( ? [X8,X7] :
          ( in(ordered_pair(apply(X1,X7),apply(X1,X8)),X0)
          & sK5(X0,X1) = ordered_pair(X7,X8) )
     => ( in(ordered_pair(apply(X1,sK10(X0,X1)),apply(X1,sK11(X0,X1))),X0)
        & sK5(X0,X1) = ordered_pair(sK10(X0,X1),sK11(X0,X1)) ) ),
    introduced(choice_axiom,[]) ).

fof(f50,plain,
    ! [X0,X1] :
      ( ? [X2,X3,X4] :
          ( ? [X5,X6] :
              ( in(ordered_pair(apply(X1,X6),apply(X1,X5)),X0)
              & ordered_pair(X6,X5) = X3 )
          & X3 = X4
          & X2 != X3
          & ? [X7,X8] :
              ( in(ordered_pair(apply(X1,X7),apply(X1,X8)),X0)
              & ordered_pair(X7,X8) = X2 )
          & X2 = X4 )
      | ~ sP0(X0,X1) ),
    inference(rectify,[],[f49]) ).

fof(f49,plain,
    ! [X0,X1] :
      ( ? [X3,X4,X5] :
          ( ? [X6,X7] :
              ( in(ordered_pair(apply(X1,X7),apply(X1,X6)),X0)
              & ordered_pair(X7,X6) = X4 )
          & X4 = X5
          & X3 != X4
          & ? [X9,X8] :
              ( in(ordered_pair(apply(X1,X9),apply(X1,X8)),X0)
              & ordered_pair(X9,X8) = X3 )
          & X3 = X5 )
      | ~ sP0(X0,X1) ),
    inference(nnf_transformation,[],[f39]) ).

fof(f228,plain,
    ( sK5(sK20,sK19) = sK7(sK20,sK19)
    | ~ spl27_1 ),
    inference(resolution,[],[f194,f87]) ).

fof(f87,plain,
    ! [X0,X1] :
      ( ~ sP0(X0,X1)
      | sK5(X0,X1) = sK7(X0,X1) ),
    inference(cnf_transformation,[],[f54]) ).

fof(f90,plain,
    ! [X0,X1] :
      ( sK5(X0,X1) != sK6(X0,X1)
      | ~ sP0(X0,X1) ),
    inference(cnf_transformation,[],[f54]) ).

fof(f198,plain,
    ( spl27_1
    | spl27_2 ),
    inference(avatar_split_clause,[],[f190,f196,f192]) ).

fof(f190,plain,
    ! [X0,X1] :
      ( ~ in(ordered_pair(sK23(X0),sK22(X0)),cartesian_product2(X1,X1))
      | sP0(sK20,sK19)
      | in(sK21(X0),X0)
      | in(ordered_pair(sK23(X0),sK22(X0)),sK12(sK19,X1,sK20)) ),
    inference(subsumption_resolution,[],[f189,f117]) ).

fof(f189,plain,
    ! [X0,X1] :
      ( in(ordered_pair(sK23(X0),sK22(X0)),sK12(sK19,X1,sK20))
      | in(sK21(X0),X0)
      | ~ in(ordered_pair(sK23(X0),sK22(X0)),cartesian_product2(X1,X1))
      | ~ function(sK19)
      | sP0(sK20,sK19) ),
    inference(subsumption_resolution,[],[f188,f116]) ).

fof(f188,plain,
    ! [X0,X1] :
      ( in(ordered_pair(sK23(X0),sK22(X0)),sK12(sK19,X1,sK20))
      | ~ in(ordered_pair(sK23(X0),sK22(X0)),cartesian_product2(X1,X1))
      | ~ relation(sK19)
      | sP0(sK20,sK19)
      | in(sK21(X0),X0)
      | ~ function(sK19) ),
    inference(subsumption_resolution,[],[f185,f115]) ).

fof(f185,plain,
    ! [X0,X1] :
      ( ~ relation(sK20)
      | sP0(sK20,sK19)
      | ~ relation(sK19)
      | ~ in(ordered_pair(sK23(X0),sK22(X0)),cartesian_product2(X1,X1))
      | in(ordered_pair(sK23(X0),sK22(X0)),sK12(sK19,X1,sK20))
      | ~ function(sK19)
      | in(sK21(X0),X0) ),
    inference(resolution,[],[f129,f112]) ).

fof(f112,plain,
    ! [X3] :
      ( in(ordered_pair(apply(sK19,sK23(X3)),apply(sK19,sK22(X3))),sK20)
      | in(sK21(X3),X3) ),
    inference(cnf_transformation,[],[f71]) ).

fof(f129,plain,
    ! [X2,X10,X0,X1,X9] :
      ( ~ in(ordered_pair(apply(X0,X10),apply(X0,X9)),X2)
      | ~ relation(X0)
      | ~ function(X0)
      | in(ordered_pair(X10,X9),sK12(X0,X1,X2))
      | ~ relation(X2)
      | ~ in(ordered_pair(X10,X9),cartesian_product2(X1,X1))
      | sP0(X2,X0) ),
    inference(equality_resolution,[],[f128]) ).

fof(f128,plain,
    ! [X2,X10,X0,X1,X8,X9] :
      ( ~ function(X0)
      | ~ relation(X0)
      | sP0(X2,X0)
      | in(X8,sK12(X0,X1,X2))
      | ~ in(X8,cartesian_product2(X1,X1))
      | ~ in(ordered_pair(apply(X0,X10),apply(X0,X9)),X2)
      | ordered_pair(X10,X9) != X8
      | ~ relation(X2) ),
    inference(equality_resolution,[],[f94]) ).

fof(f94,plain,
    ! [X2,X10,X0,X1,X8,X9,X4] :
      ( ~ function(X0)
      | ~ relation(X0)
      | sP0(X2,X0)
      | in(X4,sK12(X0,X1,X2))
      | X4 != X8
      | ~ in(X8,cartesian_product2(X1,X1))
      | ~ in(ordered_pair(apply(X0,X10),apply(X0,X9)),X2)
      | ordered_pair(X10,X9) != X4
      | ~ relation(X2) ),
    inference(cnf_transformation,[],[f60]) ).

%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.10/0.11  % Problem    : SEU277+1 : TPTP v8.1.0. Released v3.3.0.
% 0.10/0.11  % Command    : vampire --input_syntax tptp --proof tptp --output_axiom_names on --mode portfolio --schedule snake_tptp_sat --cores 0 -t %d %s
% 0.11/0.32  % Computer : n023.cluster.edu
% 0.11/0.32  % Model    : x86_64 x86_64
% 0.11/0.32  % CPU      : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.11/0.32  % Memory   : 8042.1875MB
% 0.11/0.32  % OS       : Linux 3.10.0-693.el7.x86_64
% 0.11/0.32  % CPULimit   : 300
% 0.11/0.32  % WCLimit    : 300
% 0.11/0.32  % DateTime   : Tue Aug 30 15:23:35 EDT 2022
% 0.11/0.32  % CPUTime    : 
% 0.17/0.47  % (32690)fmb+10_1:1_fmbsr=2.0:nm=4:skr=on:i=51:si=on:rawr=on:rtra=on_0 on theBenchmark for (2999ds/51Mi)
% 0.17/0.48  % (32708)ott+10_1:1_kws=precedence:tgt=ground:i=482:si=on:rawr=on:rtra=on_0 on theBenchmark for (2999ds/482Mi)
% 0.17/0.49  % (32698)ins+10_1:1_awrs=decay:awrsf=30:bsr=unit_only:foolp=on:igrr=8/457:igs=10:igwr=on:nwc=1.5:sp=weighted_frequency:to=lpo:uhcvi=on:i=68:si=on:rawr=on:rtra=on_0 on theBenchmark for (2999ds/68Mi)
% 0.17/0.49  % (32699)ott+11_2:3_av=off:fde=unused:nwc=5.0:tgt=ground:i=75:si=on:rawr=on:rtra=on_0 on theBenchmark for (2999ds/75Mi)
% 0.17/0.49  TRYING [1]
% 0.17/0.49  TRYING [2]
% 0.17/0.49  % (32705)ott+3_1:1_gsp=on:lcm=predicate:i=138:si=on:rawr=on:rtra=on_0 on theBenchmark for (2999ds/138Mi)
% 0.17/0.50  TRYING [3]
% 0.17/0.50  % (32691)dis+10_1:1_fsd=on:sp=occurrence:i=7:si=on:rawr=on:rtra=on_0 on theBenchmark for (2999ds/7Mi)
% 0.17/0.51  % (32688)ott+33_1:4_s2a=on:tgt=ground:i=51:si=on:rawr=on:rtra=on_0 on theBenchmark for (2999ds/51Mi)
% 0.17/0.51  % (32685)ott+10_1:32_abs=on:br=off:urr=ec_only:i=50:si=on:rawr=on:rtra=on_0 on theBenchmark for (2999ds/50Mi)
% 0.17/0.51  % (32685)Refutation not found, incomplete strategy% (32685)------------------------------
% 0.17/0.51  % (32685)Version: Vampire 4.7 (commit 807e37dd9 on 2022-08-23 09:55:27 +0200)
% 0.17/0.51  % (32685)Linked with Z3 4.8.13.0 f03d756e086f81f2596157241e0decfb1c982299 z3-4.8.4-5390-gf03d756e0
% 0.17/0.51  % (32685)Termination reason: Refutation not found, incomplete strategy
% 0.17/0.51  
% 0.17/0.51  % (32685)Memory used [KB]: 5500
% 0.17/0.51  % (32685)Time elapsed: 0.131 s
% 0.17/0.51  % (32685)Instructions burned: 5 (million)
% 0.17/0.51  % (32685)------------------------------
% 0.17/0.51  % (32685)------------------------------
% 0.17/0.51  % (32687)ott+10_1:32_bd=off:fsr=off:newcnf=on:tgt=full:i=51:si=on:rawr=on:rtra=on_0 on theBenchmark for (2999ds/51Mi)
% 0.17/0.51  % (32686)ott+4_1:1_av=off:bd=off:nwc=5.0:s2a=on:s2at=2.0:slsq=on:slsqc=2:slsql=off:slsqr=1,2:sp=frequency:i=37:si=on:rawr=on:rtra=on_0 on theBenchmark for (2999ds/37Mi)
% 0.17/0.51  % (32684)fmb+10_1:1_bce=on:fmbsr=1.5:nm=4:skr=on:i=191324:si=on:rawr=on:rtra=on_0 on theBenchmark for (2999ds/191324Mi)
% 0.17/0.51  % (32691)Instruction limit reached!
% 0.17/0.51  % (32691)------------------------------
% 0.17/0.51  % (32691)Version: Vampire 4.7 (commit 807e37dd9 on 2022-08-23 09:55:27 +0200)
% 0.17/0.51  % (32691)Linked with Z3 4.8.13.0 f03d756e086f81f2596157241e0decfb1c982299 z3-4.8.4-5390-gf03d756e0
% 0.17/0.51  % (32691)Termination reason: Unknown
% 0.17/0.51  % (32691)Termination phase: Saturation
% 0.17/0.51  
% 0.17/0.51  % (32691)Memory used [KB]: 5500
% 0.17/0.51  % (32691)Time elapsed: 0.080 s
% 0.17/0.51  % (32691)Instructions burned: 7 (million)
% 0.17/0.51  % (32691)------------------------------
% 0.17/0.51  % (32691)------------------------------
% 0.17/0.52  TRYING [1]
% 0.17/0.52  % (32689)dis+34_1:32_abs=on:add=off:bsr=on:gsp=on:sp=weighted_frequency:i=48:si=on:rawr=on:rtra=on_0 on theBenchmark for (2999ds/48Mi)
% 0.17/0.52  % (32701)fmb+10_1:1_bce=on:i=59:si=on:rawr=on:rtra=on_0 on theBenchmark for (2999ds/59Mi)
% 0.17/0.53  TRYING [2]
% 0.17/0.54  % (32693)ott-1_1:6_av=off:cond=on:fsr=off:nwc=3.0:i=51:si=on:rawr=on:rtra=on_0 on theBenchmark for (2999ds/51Mi)
% 0.17/0.54  % (32692)dis+2_1:64_add=large:bce=on:bd=off:i=2:si=on:rawr=on:rtra=on_0 on theBenchmark for (2999ds/2Mi)
% 0.17/0.54  % (32695)ott+10_1:32_bd=off:fsr=off:newcnf=on:tgt=full:i=100:si=on:rawr=on:rtra=on_0 on theBenchmark for (2999ds/100Mi)
% 0.17/0.54  % (32692)Instruction limit reached!
% 0.17/0.54  % (32692)------------------------------
% 0.17/0.54  % (32692)Version: Vampire 4.7 (commit 807e37dd9 on 2022-08-23 09:55:27 +0200)
% 0.17/0.54  % (32694)ott+2_1:1_fsr=off:gsp=on:i=50:si=on:rawr=on:rtra=on_0 on theBenchmark for (2999ds/50Mi)
% 0.17/0.54  % (32697)ott+10_1:5_bd=off:tgt=full:i=99:si=on:rawr=on:rtra=on_0 on theBenchmark for (2999ds/99Mi)
% 0.17/0.54  % (32702)ott+10_1:1_tgt=ground:i=100:si=on:rawr=on:rtra=on_0 on theBenchmark for (2999ds/100Mi)
% 0.17/0.54  TRYING [1]
% 0.17/0.54  % (32706)dis+21_1:1_av=off:er=filter:slsq=on:slsqc=0:slsqr=1,1:sp=frequency:to=lpo:i=498:si=on:rawr=on:rtra=on_0 on theBenchmark for (2999ds/498Mi)
% 0.17/0.54  % (32696)ott+10_1:28_bd=off:bs=on:tgt=ground:i=101:si=on:rawr=on:rtra=on_0 on theBenchmark for (2999ds/101Mi)
% 0.17/0.54  % (32713)ott+10_7:2_awrs=decay:awrsf=8:bd=preordered:drc=off:fd=preordered:fde=unused:fsr=off:slsq=on:slsqc=2:slsqr=5,8:sp=const_min:spb=units:to=lpo:i=355:si=on:rawr=on:rtra=on_0 on theBenchmark for (2999ds/355Mi)
% 0.17/0.54  TRYING [3]
% 0.17/0.54  % (32710)ins+10_1:1_awrs=decay:awrsf=30:bsr=unit_only:foolp=on:igrr=8/457:igs=10:igwr=on:nwc=1.5:sp=weighted_frequency:to=lpo:uhcvi=on:i=68:si=on:rawr=on:rtra=on_0 on theBenchmark for (2999ds/68Mi)
% 0.17/0.54  % (32703)ott+4_1:1_av=off:bd=off:nwc=5.0:rp=on:s2a=on:s2at=2.0:slsq=on:slsqc=2:slsql=off:slsqr=1,2:sp=frequency:i=100:si=on:rawr=on:rtra=on_0 on theBenchmark for (2999ds/100Mi)
% 0.17/0.54  % (32704)ott+10_1:8_bsd=on:fsd=on:lcm=predicate:nwc=5.0:s2a=on:s2at=1.5:spb=goal_then_units:i=176:si=on:rawr=on:rtra=on_0 on theBenchmark for (2999ds/176Mi)
% 0.17/0.54  % (32700)dis+34_1:32_abs=on:add=off:bsr=on:gsp=on:sp=weighted_frequency:i=99:si=on:rawr=on:rtra=on_0 on theBenchmark for (2999ds/99Mi)
% 0.17/0.55  % (32690)Instruction limit reached!
% 0.17/0.55  % (32690)------------------------------
% 0.17/0.55  % (32690)Version: Vampire 4.7 (commit 807e37dd9 on 2022-08-23 09:55:27 +0200)
% 0.17/0.55  % (32707)ott+11_1:1_drc=off:nwc=5.0:slsq=on:slsqc=1:spb=goal_then_units:to=lpo:i=467:si=on:rawr=on:rtra=on_0 on theBenchmark for (2999ds/467Mi)
% 0.17/0.55  % (32690)Linked with Z3 4.8.13.0 f03d756e086f81f2596157241e0decfb1c982299 z3-4.8.4-5390-gf03d756e0
% 0.17/0.55  % (32690)Termination reason: Unknown
% 0.17/0.55  % (32690)Termination phase: Finite model building SAT solving
% 0.17/0.55  
% 0.17/0.55  % (32690)Memory used [KB]: 7419
% 0.17/0.55  % (32690)Time elapsed: 0.136 s
% 0.17/0.55  % (32690)Instructions burned: 52 (million)
% 0.17/0.55  % (32690)------------------------------
% 0.17/0.55  % (32690)------------------------------
% 0.17/0.55  % (32711)ott+11_2:3_av=off:fde=unused:nwc=5.0:tgt=ground:i=177:si=on:rawr=on:rtra=on_0 on theBenchmark for (2999ds/177Mi)
% 0.17/0.55  % (32712)ott+33_1:4_s2a=on:tgt=ground:i=439:si=on:rawr=on:rtra=on_0 on theBenchmark for (2999ds/439Mi)
% 0.17/0.55  % (32709)ott+10_1:5_bd=off:tgt=full:i=500:si=on:rawr=on:rtra=on_0 on theBenchmark for (2999ds/500Mi)
% 0.17/0.56  % (32692)Linked with Z3 4.8.13.0 f03d756e086f81f2596157241e0decfb1c982299 z3-4.8.4-5390-gf03d756e0
% 0.17/0.56  % (32692)Termination reason: Unknown
% 0.17/0.56  % (32692)Termination phase: Preprocessing 3
% 0.17/0.56  
% 0.17/0.56  % (32692)Memory used [KB]: 895
% 0.17/0.56  % (32692)Time elapsed: 0.003 s
% 0.17/0.56  % (32692)Instructions burned: 2 (million)
% 0.17/0.56  % (32692)------------------------------
% 0.17/0.56  % (32692)------------------------------
% 0.17/0.56  TRYING [2]
% 0.17/0.59  TRYING [3]
% 0.17/0.59  % (32696)First to succeed.
% 0.17/0.60  % (32686)Instruction limit reached!
% 0.17/0.60  % (32686)------------------------------
% 0.17/0.60  % (32686)Version: Vampire 4.7 (commit 807e37dd9 on 2022-08-23 09:55:27 +0200)
% 0.17/0.60  % (32686)Linked with Z3 4.8.13.0 f03d756e086f81f2596157241e0decfb1c982299 z3-4.8.4-5390-gf03d756e0
% 0.17/0.60  % (32686)Termination reason: Unknown
% 0.17/0.60  % (32686)Termination phase: Saturation
% 0.17/0.60  
% 0.17/0.60  % (32686)Memory used [KB]: 1663
% 0.17/0.60  % (32686)Time elapsed: 0.225 s
% 0.17/0.60  % (32686)Instructions burned: 37 (million)
% 0.17/0.60  % (32686)------------------------------
% 0.17/0.60  % (32686)------------------------------
% 2.21/0.62  % (32708)Also succeeded, but the first one will report.
% 2.21/0.62  % (32696)Refutation found. Thanks to Tanya!
% 2.21/0.62  % SZS status Theorem for theBenchmark
% 2.21/0.62  % SZS output start Proof for theBenchmark
% See solution above
% 2.21/0.62  % (32696)------------------------------
% 2.21/0.62  % (32696)Version: Vampire 4.7 (commit 807e37dd9 on 2022-08-23 09:55:27 +0200)
% 2.21/0.62  % (32696)Linked with Z3 4.8.13.0 f03d756e086f81f2596157241e0decfb1c982299 z3-4.8.4-5390-gf03d756e0
% 2.21/0.62  % (32696)Termination reason: Refutation
% 2.21/0.62  
% 2.21/0.62  % (32696)Memory used [KB]: 5884
% 2.21/0.62  % (32696)Time elapsed: 0.218 s
% 2.21/0.62  % (32696)Instructions burned: 20 (million)
% 2.21/0.62  % (32696)------------------------------
% 2.21/0.62  % (32696)------------------------------
% 2.21/0.62  % (32683)Success in time 0.289 s
%------------------------------------------------------------------------------