TSTP Solution File: SEU242+1 by SnakeForV-SAT---1.0

View Problem - Process Solution

%------------------------------------------------------------------------------
% File     : SnakeForV-SAT---1.0
% Problem  : SEU242+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 : n027.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 18:32:47 EDT 2022

% Result   : Theorem 1.44s 0.58s
% Output   : Refutation 1.44s
% Verified : 
% SZS Type : Refutation
%            Derivation depth      :   52
%            Number of leaves      :    8
% Syntax   : Number of formulae    :  104 (  13 unt;   0 def)
%            Number of atoms       :  454 (  95 equ)
%            Maximal formula atoms :   26 (   4 avg)
%            Number of connectives :  564 ( 214   ~; 255   |;  81   &)
%                                         (   6 <=>;   7  =>;   0  <=;   1 <~>)
%            Maximal formula depth :   13 (   6 avg)
%            Maximal term depth    :    4 (   1 avg)
%            Number of predicates  :    6 (   4 usr;   1 prp; 0-2 aty)
%            Number of functors    :    9 (   9 usr;   3 con; 0-2 aty)
%            Number of variables   :  136 ( 113   !;  23   ?)

% Comments : 
%------------------------------------------------------------------------------
fof(f570,plain,
    $false,
    inference(subsumption_resolution,[],[f568,f509]) ).

fof(f509,plain,
    ~ connected(sK1),
    inference(trivial_inequality_removal,[],[f498]) ).

fof(f498,plain,
    ( ~ connected(sK1)
    | sK2 != sK2 ),
    inference(superposition,[],[f102,f493]) ).

fof(f493,plain,
    sK3 = sK2,
    inference(subsumption_resolution,[],[f492,f428]) ).

fof(f428,plain,
    ( connected(sK1)
    | sK3 = sK2 ),
    inference(resolution,[],[f427,f210]) ).

fof(f210,plain,
    ( ~ is_connected_in(sK1,relation_field(sK1))
    | connected(sK1) ),
    inference(resolution,[],[f124,f105]) ).

fof(f105,plain,
    relation(sK1),
    inference(cnf_transformation,[],[f71]) ).

fof(f71,plain,
    ( relation(sK1)
    & ( ~ connected(sK1)
      | ( ~ in(ordered_pair(sK3,sK2),sK1)
        & in(sK2,relation_field(sK1))
        & sK3 != sK2
        & in(sK3,relation_field(sK1))
        & ~ in(ordered_pair(sK2,sK3),sK1) ) )
    & ( connected(sK1)
      | ! [X3,X4] :
          ( in(ordered_pair(X4,X3),sK1)
          | ~ in(X3,relation_field(sK1))
          | X3 = X4
          | ~ in(X4,relation_field(sK1))
          | in(ordered_pair(X3,X4),sK1) ) ) ),
    inference(skolemisation,[status(esa),new_symbols(skolem,[sK1,sK2,sK3])],[f68,f70,f69]) ).

fof(f69,plain,
    ( ? [X0] :
        ( relation(X0)
        & ( ~ connected(X0)
          | ? [X1,X2] :
              ( ~ in(ordered_pair(X2,X1),X0)
              & in(X1,relation_field(X0))
              & X1 != X2
              & in(X2,relation_field(X0))
              & ~ in(ordered_pair(X1,X2),X0) ) )
        & ( connected(X0)
          | ! [X3,X4] :
              ( in(ordered_pair(X4,X3),X0)
              | ~ in(X3,relation_field(X0))
              | X3 = X4
              | ~ in(X4,relation_field(X0))
              | in(ordered_pair(X3,X4),X0) ) ) )
   => ( relation(sK1)
      & ( ~ connected(sK1)
        | ? [X2,X1] :
            ( ~ in(ordered_pair(X2,X1),sK1)
            & in(X1,relation_field(sK1))
            & X1 != X2
            & in(X2,relation_field(sK1))
            & ~ in(ordered_pair(X1,X2),sK1) ) )
      & ( connected(sK1)
        | ! [X4,X3] :
            ( in(ordered_pair(X4,X3),sK1)
            | ~ in(X3,relation_field(sK1))
            | X3 = X4
            | ~ in(X4,relation_field(sK1))
            | in(ordered_pair(X3,X4),sK1) ) ) ) ),
    introduced(choice_axiom,[]) ).

fof(f70,plain,
    ( ? [X2,X1] :
        ( ~ in(ordered_pair(X2,X1),sK1)
        & in(X1,relation_field(sK1))
        & X1 != X2
        & in(X2,relation_field(sK1))
        & ~ in(ordered_pair(X1,X2),sK1) )
   => ( ~ in(ordered_pair(sK3,sK2),sK1)
      & in(sK2,relation_field(sK1))
      & sK3 != sK2
      & in(sK3,relation_field(sK1))
      & ~ in(ordered_pair(sK2,sK3),sK1) ) ),
    introduced(choice_axiom,[]) ).

fof(f68,plain,
    ? [X0] :
      ( relation(X0)
      & ( ~ connected(X0)
        | ? [X1,X2] :
            ( ~ in(ordered_pair(X2,X1),X0)
            & in(X1,relation_field(X0))
            & X1 != X2
            & in(X2,relation_field(X0))
            & ~ in(ordered_pair(X1,X2),X0) ) )
      & ( connected(X0)
        | ! [X3,X4] :
            ( in(ordered_pair(X4,X3),X0)
            | ~ in(X3,relation_field(X0))
            | X3 = X4
            | ~ in(X4,relation_field(X0))
            | in(ordered_pair(X3,X4),X0) ) ) ),
    inference(rectify,[],[f67]) ).

fof(f67,plain,
    ? [X0] :
      ( relation(X0)
      & ( ~ connected(X0)
        | ? [X2,X1] :
            ( ~ in(ordered_pair(X1,X2),X0)
            & in(X2,relation_field(X0))
            & X1 != X2
            & in(X1,relation_field(X0))
            & ~ in(ordered_pair(X2,X1),X0) ) )
      & ( connected(X0)
        | ! [X2,X1] :
            ( in(ordered_pair(X1,X2),X0)
            | ~ in(X2,relation_field(X0))
            | X1 = X2
            | ~ in(X1,relation_field(X0))
            | in(ordered_pair(X2,X1),X0) ) ) ),
    inference(flattening,[],[f66]) ).

fof(f66,plain,
    ? [X0] :
      ( relation(X0)
      & ( ~ connected(X0)
        | ? [X2,X1] :
            ( ~ in(ordered_pair(X1,X2),X0)
            & in(X2,relation_field(X0))
            & X1 != X2
            & in(X1,relation_field(X0))
            & ~ in(ordered_pair(X2,X1),X0) ) )
      & ( connected(X0)
        | ! [X2,X1] :
            ( in(ordered_pair(X1,X2),X0)
            | ~ in(X2,relation_field(X0))
            | X1 = X2
            | ~ in(X1,relation_field(X0))
            | in(ordered_pair(X2,X1),X0) ) ) ),
    inference(nnf_transformation,[],[f53]) ).

fof(f53,plain,
    ? [X0] :
      ( relation(X0)
      & ( ! [X2,X1] :
            ( in(ordered_pair(X1,X2),X0)
            | ~ in(X2,relation_field(X0))
            | X1 = X2
            | ~ in(X1,relation_field(X0))
            | in(ordered_pair(X2,X1),X0) )
      <~> connected(X0) ) ),
    inference(ennf_transformation,[],[f26]) ).

fof(f26,negated_conjecture,
    ~ ! [X0] :
        ( relation(X0)
       => ( connected(X0)
        <=> ! [X2,X1] :
              ~ ( ~ in(ordered_pair(X2,X1),X0)
                & ~ in(ordered_pair(X1,X2),X0)
                & in(X1,relation_field(X0))
                & in(X2,relation_field(X0))
                & X1 != X2 ) ) ),
    inference(negated_conjecture,[],[f25]) ).

fof(f25,conjecture,
    ! [X0] :
      ( relation(X0)
     => ( connected(X0)
      <=> ! [X2,X1] :
            ~ ( ~ in(ordered_pair(X2,X1),X0)
              & ~ in(ordered_pair(X1,X2),X0)
              & in(X1,relation_field(X0))
              & in(X2,relation_field(X0))
              & X1 != X2 ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',l4_wellord1) ).

fof(f124,plain,
    ! [X0] :
      ( ~ relation(X0)
      | ~ is_connected_in(X0,relation_field(X0))
      | connected(X0) ),
    inference(cnf_transformation,[],[f86]) ).

fof(f86,plain,
    ! [X0] :
      ( ~ relation(X0)
      | ( ( connected(X0)
          | ~ is_connected_in(X0,relation_field(X0)) )
        & ( is_connected_in(X0,relation_field(X0))
          | ~ connected(X0) ) ) ),
    inference(nnf_transformation,[],[f57]) ).

fof(f57,plain,
    ! [X0] :
      ( ~ relation(X0)
      | ( connected(X0)
      <=> is_connected_in(X0,relation_field(X0)) ) ),
    inference(ennf_transformation,[],[f6]) ).

fof(f6,axiom,
    ! [X0] :
      ( relation(X0)
     => ( connected(X0)
      <=> is_connected_in(X0,relation_field(X0)) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',d14_relat_2) ).

fof(f427,plain,
    ( is_connected_in(sK1,relation_field(sK1))
    | sK3 = sK2 ),
    inference(subsumption_resolution,[],[f426,f105]) ).

fof(f426,plain,
    ( is_connected_in(sK1,relation_field(sK1))
    | ~ relation(sK1)
    | sK3 = sK2 ),
    inference(trivial_inequality_removal,[],[f425]) ).

fof(f425,plain,
    ( is_connected_in(sK1,relation_field(sK1))
    | sK3 = sK2
    | sK5(sK1,relation_field(sK1)) != sK5(sK1,relation_field(sK1))
    | ~ relation(sK1) ),
    inference(superposition,[],[f113,f416]) ).

fof(f416,plain,
    ( sK5(sK1,relation_field(sK1)) = sK6(sK1,relation_field(sK1))
    | sK3 = sK2 ),
    inference(subsumption_resolution,[],[f415,f354]) ).

fof(f354,plain,
    ( connected(sK1)
    | sK5(sK1,relation_field(sK1)) = sK6(sK1,relation_field(sK1)) ),
    inference(subsumption_resolution,[],[f353,f210]) ).

fof(f353,plain,
    ( connected(sK1)
    | sK5(sK1,relation_field(sK1)) = sK6(sK1,relation_field(sK1))
    | is_connected_in(sK1,relation_field(sK1)) ),
    inference(resolution,[],[f338,f223]) ).

fof(f223,plain,
    ! [X1] :
      ( in(sK5(sK1,X1),X1)
      | is_connected_in(sK1,X1) ),
    inference(resolution,[],[f115,f105]) ).

fof(f115,plain,
    ! [X0,X1] :
      ( ~ relation(X0)
      | in(sK5(X0,X1),X1)
      | is_connected_in(X0,X1) ),
    inference(cnf_transformation,[],[f79]) ).

fof(f79,plain,
    ! [X0] :
      ( ! [X1] :
          ( ( is_connected_in(X0,X1)
            | ( ~ in(ordered_pair(sK6(X0,X1),sK5(X0,X1)),X0)
              & in(sK5(X0,X1),X1)
              & ~ in(ordered_pair(sK5(X0,X1),sK6(X0,X1)),X0)
              & sK5(X0,X1) != sK6(X0,X1)
              & in(sK6(X0,X1),X1) ) )
          & ( ! [X4,X5] :
                ( in(ordered_pair(X5,X4),X0)
                | ~ in(X4,X1)
                | in(ordered_pair(X4,X5),X0)
                | X4 = X5
                | ~ in(X5,X1) )
            | ~ is_connected_in(X0,X1) ) )
      | ~ relation(X0) ),
    inference(skolemisation,[status(esa),new_symbols(skolem,[sK5,sK6])],[f77,f78]) ).

fof(f78,plain,
    ! [X0,X1] :
      ( ? [X2,X3] :
          ( ~ in(ordered_pair(X3,X2),X0)
          & in(X2,X1)
          & ~ in(ordered_pair(X2,X3),X0)
          & X2 != X3
          & in(X3,X1) )
     => ( ~ in(ordered_pair(sK6(X0,X1),sK5(X0,X1)),X0)
        & in(sK5(X0,X1),X1)
        & ~ in(ordered_pair(sK5(X0,X1),sK6(X0,X1)),X0)
        & sK5(X0,X1) != sK6(X0,X1)
        & in(sK6(X0,X1),X1) ) ),
    introduced(choice_axiom,[]) ).

fof(f77,plain,
    ! [X0] :
      ( ! [X1] :
          ( ( is_connected_in(X0,X1)
            | ? [X2,X3] :
                ( ~ in(ordered_pair(X3,X2),X0)
                & in(X2,X1)
                & ~ in(ordered_pair(X2,X3),X0)
                & X2 != X3
                & in(X3,X1) ) )
          & ( ! [X4,X5] :
                ( in(ordered_pair(X5,X4),X0)
                | ~ in(X4,X1)
                | in(ordered_pair(X4,X5),X0)
                | X4 = X5
                | ~ in(X5,X1) )
            | ~ is_connected_in(X0,X1) ) )
      | ~ relation(X0) ),
    inference(rectify,[],[f76]) ).

fof(f76,plain,
    ! [X0] :
      ( ! [X1] :
          ( ( is_connected_in(X0,X1)
            | ? [X3,X2] :
                ( ~ in(ordered_pair(X2,X3),X0)
                & in(X3,X1)
                & ~ in(ordered_pair(X3,X2),X0)
                & X2 != X3
                & in(X2,X1) ) )
          & ( ! [X3,X2] :
                ( in(ordered_pair(X2,X3),X0)
                | ~ in(X3,X1)
                | in(ordered_pair(X3,X2),X0)
                | X2 = X3
                | ~ in(X2,X1) )
            | ~ is_connected_in(X0,X1) ) )
      | ~ relation(X0) ),
    inference(nnf_transformation,[],[f46]) ).

fof(f46,plain,
    ! [X0] :
      ( ! [X1] :
          ( is_connected_in(X0,X1)
        <=> ! [X3,X2] :
              ( in(ordered_pair(X2,X3),X0)
              | ~ in(X3,X1)
              | in(ordered_pair(X3,X2),X0)
              | X2 = X3
              | ~ in(X2,X1) ) )
      | ~ relation(X0) ),
    inference(ennf_transformation,[],[f9]) ).

fof(f9,axiom,
    ! [X0] :
      ( relation(X0)
     => ! [X1] :
          ( ! [X3,X2] :
              ~ ( ~ in(ordered_pair(X2,X3),X0)
                & in(X3,X1)
                & X2 != X3
                & in(X2,X1)
                & ~ in(ordered_pair(X3,X2),X0) )
        <=> is_connected_in(X0,X1) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',d6_relat_2) ).

fof(f338,plain,
    ( ~ in(sK5(sK1,relation_field(sK1)),relation_field(sK1))
    | connected(sK1)
    | sK5(sK1,relation_field(sK1)) = sK6(sK1,relation_field(sK1)) ),
    inference(subsumption_resolution,[],[f337,f210]) ).

fof(f337,plain,
    ( connected(sK1)
    | is_connected_in(sK1,relation_field(sK1))
    | ~ in(sK5(sK1,relation_field(sK1)),relation_field(sK1))
    | sK5(sK1,relation_field(sK1)) = sK6(sK1,relation_field(sK1)) ),
    inference(duplicate_literal_removal,[],[f336]) ).

fof(f336,plain,
    ( sK5(sK1,relation_field(sK1)) = sK6(sK1,relation_field(sK1))
    | is_connected_in(sK1,relation_field(sK1))
    | is_connected_in(sK1,relation_field(sK1))
    | ~ in(sK5(sK1,relation_field(sK1)),relation_field(sK1))
    | connected(sK1) ),
    inference(resolution,[],[f335,f217]) ).

fof(f217,plain,
    ! [X1] :
      ( in(sK6(sK1,X1),X1)
      | is_connected_in(sK1,X1) ),
    inference(resolution,[],[f112,f105]) ).

fof(f112,plain,
    ! [X0,X1] :
      ( ~ relation(X0)
      | is_connected_in(X0,X1)
      | in(sK6(X0,X1),X1) ),
    inference(cnf_transformation,[],[f79]) ).

fof(f335,plain,
    ! [X0] :
      ( ~ in(sK6(sK1,X0),relation_field(sK1))
      | connected(sK1)
      | is_connected_in(sK1,X0)
      | ~ in(sK5(sK1,X0),relation_field(sK1))
      | sK5(sK1,X0) = sK6(sK1,X0) ),
    inference(subsumption_resolution,[],[f327,f250]) ).

fof(f250,plain,
    ! [X1] :
      ( ~ in(unordered_pair(singleton(sK5(sK1,X1)),unordered_pair(sK5(sK1,X1),sK6(sK1,X1))),sK1)
      | is_connected_in(sK1,X1) ),
    inference(forward_demodulation,[],[f243,f98]) ).

fof(f98,plain,
    ! [X0,X1] : unordered_pair(X0,X1) = unordered_pair(X1,X0),
    inference(cnf_transformation,[],[f65]) ).

fof(f65,plain,
    ! [X0,X1] : unordered_pair(X0,X1) = unordered_pair(X1,X0),
    inference(rectify,[],[f4]) ).

fof(f4,axiom,
    ! [X1,X0] : unordered_pair(X0,X1) = unordered_pair(X1,X0),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',commutativity_k2_tarski) ).

fof(f243,plain,
    ! [X1] :
      ( is_connected_in(sK1,X1)
      | ~ in(unordered_pair(unordered_pair(sK5(sK1,X1),sK6(sK1,X1)),singleton(sK5(sK1,X1))),sK1) ),
    inference(resolution,[],[f142,f105]) ).

fof(f142,plain,
    ! [X0,X1] :
      ( ~ relation(X0)
      | ~ in(unordered_pair(unordered_pair(sK5(X0,X1),sK6(X0,X1)),singleton(sK5(X0,X1))),X0)
      | is_connected_in(X0,X1) ),
    inference(definition_unfolding,[],[f114,f118]) ).

fof(f118,plain,
    ! [X0,X1] : unordered_pair(unordered_pair(X1,X0),singleton(X1)) = ordered_pair(X1,X0),
    inference(cnf_transformation,[],[f81]) ).

fof(f81,plain,
    ! [X0,X1] : unordered_pair(unordered_pair(X1,X0),singleton(X1)) = ordered_pair(X1,X0),
    inference(rectify,[],[f7]) ).

fof(f7,axiom,
    ! [X1,X0] : ordered_pair(X0,X1) = unordered_pair(unordered_pair(X0,X1),singleton(X0)),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',d5_tarski) ).

fof(f114,plain,
    ! [X0,X1] :
      ( is_connected_in(X0,X1)
      | ~ in(ordered_pair(sK5(X0,X1),sK6(X0,X1)),X0)
      | ~ relation(X0) ),
    inference(cnf_transformation,[],[f79]) ).

fof(f327,plain,
    ! [X0] :
      ( is_connected_in(sK1,X0)
      | sK5(sK1,X0) = sK6(sK1,X0)
      | connected(sK1)
      | in(unordered_pair(singleton(sK5(sK1,X0)),unordered_pair(sK5(sK1,X0),sK6(sK1,X0))),sK1)
      | ~ in(sK6(sK1,X0),relation_field(sK1))
      | ~ in(sK5(sK1,X0),relation_field(sK1)) ),
    inference(resolution,[],[f168,f241]) ).

fof(f241,plain,
    ! [X1] :
      ( ~ in(unordered_pair(singleton(sK6(sK1,X1)),unordered_pair(sK5(sK1,X1),sK6(sK1,X1))),sK1)
      | is_connected_in(sK1,X1) ),
    inference(forward_demodulation,[],[f240,f98]) ).

fof(f240,plain,
    ! [X1] :
      ( is_connected_in(sK1,X1)
      | ~ in(unordered_pair(singleton(sK6(sK1,X1)),unordered_pair(sK6(sK1,X1),sK5(sK1,X1))),sK1) ),
    inference(forward_demodulation,[],[f231,f98]) ).

fof(f231,plain,
    ! [X1] :
      ( is_connected_in(sK1,X1)
      | ~ in(unordered_pair(unordered_pair(sK6(sK1,X1),sK5(sK1,X1)),singleton(sK6(sK1,X1))),sK1) ),
    inference(resolution,[],[f141,f105]) ).

fof(f141,plain,
    ! [X0,X1] :
      ( ~ relation(X0)
      | is_connected_in(X0,X1)
      | ~ in(unordered_pair(unordered_pair(sK6(X0,X1),sK5(X0,X1)),singleton(sK6(X0,X1))),X0) ),
    inference(definition_unfolding,[],[f116,f118]) ).

fof(f116,plain,
    ! [X0,X1] :
      ( is_connected_in(X0,X1)
      | ~ in(ordered_pair(sK6(X0,X1),sK5(X0,X1)),X0)
      | ~ relation(X0) ),
    inference(cnf_transformation,[],[f79]) ).

fof(f168,plain,
    ! [X2,X3] :
      ( in(unordered_pair(singleton(X3),unordered_pair(X3,X2)),sK1)
      | in(unordered_pair(singleton(X2),unordered_pair(X3,X2)),sK1)
      | ~ in(X3,relation_field(sK1))
      | connected(sK1)
      | ~ in(X2,relation_field(sK1))
      | X2 = X3 ),
    inference(forward_demodulation,[],[f167,f98]) ).

fof(f167,plain,
    ! [X2,X3] :
      ( connected(sK1)
      | in(unordered_pair(singleton(X2),unordered_pair(X3,X2)),sK1)
      | X2 = X3
      | ~ in(X2,relation_field(sK1))
      | in(unordered_pair(unordered_pair(X3,X2),singleton(X3)),sK1)
      | ~ in(X3,relation_field(sK1)) ),
    inference(forward_demodulation,[],[f161,f98]) ).

fof(f161,plain,
    ! [X2,X3] :
      ( in(unordered_pair(unordered_pair(X3,X2),singleton(X2)),sK1)
      | in(unordered_pair(unordered_pair(X3,X2),singleton(X3)),sK1)
      | ~ in(X3,relation_field(sK1))
      | ~ in(X2,relation_field(sK1))
      | X2 = X3
      | connected(sK1) ),
    inference(superposition,[],[f139,f98]) ).

fof(f139,plain,
    ! [X3,X4] :
      ( in(unordered_pair(unordered_pair(X4,X3),singleton(X4)),sK1)
      | in(unordered_pair(unordered_pair(X3,X4),singleton(X3)),sK1)
      | ~ in(X3,relation_field(sK1))
      | ~ in(X4,relation_field(sK1))
      | connected(sK1)
      | X3 = X4 ),
    inference(definition_unfolding,[],[f99,f118,f118]) ).

fof(f99,plain,
    ! [X3,X4] :
      ( connected(sK1)
      | in(ordered_pair(X4,X3),sK1)
      | ~ in(X3,relation_field(sK1))
      | X3 = X4
      | ~ in(X4,relation_field(sK1))
      | in(ordered_pair(X3,X4),sK1) ),
    inference(cnf_transformation,[],[f71]) ).

fof(f415,plain,
    ( ~ connected(sK1)
    | sK3 = sK2
    | sK5(sK1,relation_field(sK1)) = sK6(sK1,relation_field(sK1)) ),
    inference(resolution,[],[f412,f103]) ).

fof(f103,plain,
    ( in(sK2,relation_field(sK1))
    | ~ connected(sK1) ),
    inference(cnf_transformation,[],[f71]) ).

fof(f412,plain,
    ( ~ in(sK2,relation_field(sK1))
    | sK5(sK1,relation_field(sK1)) = sK6(sK1,relation_field(sK1))
    | sK3 = sK2 ),
    inference(subsumption_resolution,[],[f411,f354]) ).

fof(f411,plain,
    ( sK5(sK1,relation_field(sK1)) = sK6(sK1,relation_field(sK1))
    | ~ connected(sK1)
    | sK3 = sK2
    | ~ in(sK2,relation_field(sK1)) ),
    inference(resolution,[],[f410,f101]) ).

fof(f101,plain,
    ( in(sK3,relation_field(sK1))
    | ~ connected(sK1) ),
    inference(cnf_transformation,[],[f71]) ).

fof(f410,plain,
    ( ~ in(sK3,relation_field(sK1))
    | sK3 = sK2
    | ~ in(sK2,relation_field(sK1))
    | sK5(sK1,relation_field(sK1)) = sK6(sK1,relation_field(sK1)) ),
    inference(subsumption_resolution,[],[f408,f354]) ).

fof(f408,plain,
    ( ~ connected(sK1)
    | sK5(sK1,relation_field(sK1)) = sK6(sK1,relation_field(sK1))
    | ~ in(sK2,relation_field(sK1))
    | ~ in(sK3,relation_field(sK1))
    | sK3 = sK2 ),
    inference(resolution,[],[f405,f170]) ).

fof(f170,plain,
    ( ~ in(unordered_pair(singleton(sK3),unordered_pair(sK2,sK3)),sK1)
    | ~ connected(sK1) ),
    inference(forward_demodulation,[],[f155,f98]) ).

fof(f155,plain,
    ( ~ connected(sK1)
    | ~ in(unordered_pair(singleton(sK3),unordered_pair(sK3,sK2)),sK1) ),
    inference(superposition,[],[f137,f98]) ).

fof(f137,plain,
    ( ~ in(unordered_pair(unordered_pair(sK3,sK2),singleton(sK3)),sK1)
    | ~ connected(sK1) ),
    inference(definition_unfolding,[],[f104,f118]) ).

fof(f104,plain,
    ( ~ connected(sK1)
    | ~ in(ordered_pair(sK3,sK2),sK1) ),
    inference(cnf_transformation,[],[f71]) ).

fof(f405,plain,
    ( in(unordered_pair(singleton(sK3),unordered_pair(sK2,sK3)),sK1)
    | ~ in(sK2,relation_field(sK1))
    | sK3 = sK2
    | ~ in(sK3,relation_field(sK1))
    | sK5(sK1,relation_field(sK1)) = sK6(sK1,relation_field(sK1)) ),
    inference(forward_demodulation,[],[f404,f98]) ).

fof(f404,plain,
    ( ~ in(sK3,relation_field(sK1))
    | ~ in(sK2,relation_field(sK1))
    | sK5(sK1,relation_field(sK1)) = sK6(sK1,relation_field(sK1))
    | in(unordered_pair(singleton(sK3),unordered_pair(sK3,sK2)),sK1)
    | sK3 = sK2 ),
    inference(subsumption_resolution,[],[f390,f354]) ).

fof(f390,plain,
    ( in(unordered_pair(singleton(sK3),unordered_pair(sK3,sK2)),sK1)
    | ~ in(sK3,relation_field(sK1))
    | ~ connected(sK1)
    | sK3 = sK2
    | sK5(sK1,relation_field(sK1)) = sK6(sK1,relation_field(sK1))
    | ~ in(sK2,relation_field(sK1)) ),
    inference(resolution,[],[f360,f156]) ).

fof(f156,plain,
    ( ~ in(unordered_pair(singleton(sK2),unordered_pair(sK2,sK3)),sK1)
    | ~ connected(sK1) ),
    inference(superposition,[],[f138,f98]) ).

fof(f138,plain,
    ( ~ in(unordered_pair(unordered_pair(sK2,sK3),singleton(sK2)),sK1)
    | ~ connected(sK1) ),
    inference(definition_unfolding,[],[f100,f118]) ).

fof(f100,plain,
    ( ~ connected(sK1)
    | ~ in(ordered_pair(sK2,sK3),sK1) ),
    inference(cnf_transformation,[],[f71]) ).

fof(f360,plain,
    ! [X0,X1] :
      ( in(unordered_pair(singleton(X1),unordered_pair(X1,X0)),sK1)
      | in(unordered_pair(singleton(X0),unordered_pair(X0,X1)),sK1)
      | sK5(sK1,relation_field(sK1)) = sK6(sK1,relation_field(sK1))
      | X0 = X1
      | ~ in(X1,relation_field(sK1))
      | ~ in(X0,relation_field(sK1)) ),
    inference(resolution,[],[f356,f262]) ).

fof(f262,plain,
    ! [X3,X4,X5] :
      ( ~ is_connected_in(sK1,X4)
      | X3 = X5
      | ~ in(X3,X4)
      | ~ in(X5,X4)
      | in(unordered_pair(singleton(X3),unordered_pair(X3,X5)),sK1)
      | in(unordered_pair(singleton(X5),unordered_pair(X5,X3)),sK1) ),
    inference(forward_demodulation,[],[f261,f98]) ).

fof(f261,plain,
    ! [X3,X4,X5] :
      ( ~ is_connected_in(sK1,X4)
      | in(unordered_pair(unordered_pair(X5,X3),singleton(X5)),sK1)
      | X3 = X5
      | ~ in(X5,X4)
      | ~ in(X3,X4)
      | in(unordered_pair(singleton(X3),unordered_pair(X3,X5)),sK1) ),
    inference(forward_demodulation,[],[f254,f98]) ).

fof(f254,plain,
    ! [X3,X4,X5] :
      ( in(unordered_pair(unordered_pair(X3,X5),singleton(X3)),sK1)
      | X3 = X5
      | ~ in(X5,X4)
      | in(unordered_pair(unordered_pair(X5,X3),singleton(X5)),sK1)
      | ~ in(X3,X4)
      | ~ is_connected_in(sK1,X4) ),
    inference(resolution,[],[f143,f105]) ).

fof(f143,plain,
    ! [X0,X1,X4,X5] :
      ( ~ relation(X0)
      | ~ in(X5,X1)
      | in(unordered_pair(unordered_pair(X5,X4),singleton(X5)),X0)
      | X4 = X5
      | ~ is_connected_in(X0,X1)
      | ~ in(X4,X1)
      | in(unordered_pair(unordered_pair(X4,X5),singleton(X4)),X0) ),
    inference(definition_unfolding,[],[f111,f118,f118]) ).

fof(f111,plain,
    ! [X0,X1,X4,X5] :
      ( in(ordered_pair(X5,X4),X0)
      | ~ in(X4,X1)
      | in(ordered_pair(X4,X5),X0)
      | X4 = X5
      | ~ in(X5,X1)
      | ~ is_connected_in(X0,X1)
      | ~ relation(X0) ),
    inference(cnf_transformation,[],[f79]) ).

fof(f356,plain,
    ( is_connected_in(sK1,relation_field(sK1))
    | sK5(sK1,relation_field(sK1)) = sK6(sK1,relation_field(sK1)) ),
    inference(subsumption_resolution,[],[f355,f105]) ).

fof(f355,plain,
    ( sK5(sK1,relation_field(sK1)) = sK6(sK1,relation_field(sK1))
    | ~ relation(sK1)
    | is_connected_in(sK1,relation_field(sK1)) ),
    inference(resolution,[],[f354,f123]) ).

fof(f123,plain,
    ! [X0] :
      ( ~ connected(X0)
      | ~ relation(X0)
      | is_connected_in(X0,relation_field(X0)) ),
    inference(cnf_transformation,[],[f86]) ).

fof(f113,plain,
    ! [X0,X1] :
      ( sK5(X0,X1) != sK6(X0,X1)
      | is_connected_in(X0,X1)
      | ~ relation(X0) ),
    inference(cnf_transformation,[],[f79]) ).

fof(f492,plain,
    ( sK3 = sK2
    | ~ connected(sK1) ),
    inference(resolution,[],[f487,f103]) ).

fof(f487,plain,
    ( ~ in(sK2,relation_field(sK1))
    | sK3 = sK2 ),
    inference(subsumption_resolution,[],[f486,f428]) ).

fof(f486,plain,
    ( ~ in(sK2,relation_field(sK1))
    | ~ connected(sK1)
    | sK3 = sK2 ),
    inference(resolution,[],[f485,f101]) ).

fof(f485,plain,
    ( ~ in(sK3,relation_field(sK1))
    | ~ in(sK2,relation_field(sK1))
    | sK3 = sK2 ),
    inference(subsumption_resolution,[],[f483,f428]) ).

fof(f483,plain,
    ( ~ connected(sK1)
    | ~ in(sK2,relation_field(sK1))
    | sK3 = sK2
    | ~ in(sK3,relation_field(sK1)) ),
    inference(resolution,[],[f478,f170]) ).

fof(f478,plain,
    ( in(unordered_pair(singleton(sK3),unordered_pair(sK2,sK3)),sK1)
    | ~ in(sK2,relation_field(sK1))
    | ~ in(sK3,relation_field(sK1))
    | sK3 = sK2 ),
    inference(forward_demodulation,[],[f477,f98]) ).

fof(f477,plain,
    ( ~ in(sK3,relation_field(sK1))
    | sK3 = sK2
    | ~ in(sK2,relation_field(sK1))
    | in(unordered_pair(singleton(sK3),unordered_pair(sK3,sK2)),sK1) ),
    inference(subsumption_resolution,[],[f475,f428]) ).

fof(f475,plain,
    ( sK3 = sK2
    | ~ connected(sK1)
    | ~ in(sK2,relation_field(sK1))
    | in(unordered_pair(singleton(sK3),unordered_pair(sK3,sK2)),sK1)
    | ~ in(sK3,relation_field(sK1)) ),
    inference(duplicate_literal_removal,[],[f463]) ).

fof(f463,plain,
    ( sK3 = sK2
    | ~ in(sK3,relation_field(sK1))
    | ~ connected(sK1)
    | sK3 = sK2
    | ~ in(sK2,relation_field(sK1))
    | in(unordered_pair(singleton(sK3),unordered_pair(sK3,sK2)),sK1) ),
    inference(resolution,[],[f429,f156]) ).

fof(f429,plain,
    ! [X0,X1] :
      ( in(unordered_pair(singleton(X1),unordered_pair(X1,X0)),sK1)
      | in(unordered_pair(singleton(X0),unordered_pair(X0,X1)),sK1)
      | X0 = X1
      | ~ in(X0,relation_field(sK1))
      | sK3 = sK2
      | ~ in(X1,relation_field(sK1)) ),
    inference(resolution,[],[f427,f262]) ).

fof(f102,plain,
    ( sK3 != sK2
    | ~ connected(sK1) ),
    inference(cnf_transformation,[],[f71]) ).

fof(f568,plain,
    connected(sK1),
    inference(resolution,[],[f567,f210]) ).

fof(f567,plain,
    is_connected_in(sK1,relation_field(sK1)),
    inference(subsumption_resolution,[],[f566,f105]) ).

fof(f566,plain,
    ( is_connected_in(sK1,relation_field(sK1))
    | ~ relation(sK1) ),
    inference(trivial_inequality_removal,[],[f565]) ).

fof(f565,plain,
    ( sK5(sK1,relation_field(sK1)) != sK5(sK1,relation_field(sK1))
    | is_connected_in(sK1,relation_field(sK1))
    | ~ relation(sK1) ),
    inference(superposition,[],[f113,f533]) ).

fof(f533,plain,
    sK5(sK1,relation_field(sK1)) = sK6(sK1,relation_field(sK1)),
    inference(resolution,[],[f509,f354]) ).

%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.07/0.12  % Problem    : SEU242+1 : TPTP v8.1.0. Released v3.3.0.
% 0.07/0.13  % Command    : vampire --input_syntax tptp --proof tptp --output_axiom_names on --mode portfolio --schedule snake_tptp_sat --cores 0 -t %d %s
% 0.12/0.35  % Computer : n027.cluster.edu
% 0.12/0.35  % Model    : x86_64 x86_64
% 0.12/0.35  % CPU      : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.12/0.35  % Memory   : 8042.1875MB
% 0.12/0.35  % OS       : Linux 3.10.0-693.el7.x86_64
% 0.12/0.35  % CPULimit   : 300
% 0.12/0.35  % WCLimit    : 300
% 0.12/0.35  % DateTime   : Tue Aug 30 15:11:46 EDT 2022
% 0.12/0.35  % CPUTime    : 
% 0.20/0.45  % (3117)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)
% 0.20/0.45  TRYING [1]
% 0.20/0.47  TRYING [2]
% 0.20/0.47  TRYING [3]
% 0.20/0.48  % (3140)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)
% 0.20/0.49  % (3127)dis+2_1:64_add=large:bce=on:bd=off:i=2:si=on:rawr=on:rtra=on_0 on theBenchmark for (2999ds/2Mi)
% 0.20/0.50  % (3118)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)
% 0.20/0.50  % (3127)Instruction limit reached!
% 0.20/0.50  % (3127)------------------------------
% 0.20/0.50  % (3127)Version: Vampire 4.7 (commit 807e37dd9 on 2022-08-23 09:55:27 +0200)
% 0.20/0.50  % (3127)Linked with Z3 4.8.13.0 f03d756e086f81f2596157241e0decfb1c982299 z3-4.8.4-5390-gf03d756e0
% 0.20/0.50  % (3127)Termination reason: Unknown
% 0.20/0.50  % (3127)Termination phase: Property scanning
% 0.20/0.50  
% 0.20/0.50  % (3127)Memory used [KB]: 895
% 0.20/0.50  % (3127)Time elapsed: 0.004 s
% 0.20/0.50  % (3127)Instructions burned: 3 (million)
% 0.20/0.50  % (3127)------------------------------
% 0.20/0.50  % (3127)------------------------------
% 0.20/0.51  % (3128)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)
% 0.20/0.51  % (3143)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)
% 0.20/0.51  % (3134)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)
% 0.20/0.51  % (3135)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)
% 0.20/0.51  % (3149)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)
% 1.28/0.52  TRYING [4]
% 1.28/0.52  % (3118)Refutation not found, incomplete strategy% (3118)------------------------------
% 1.28/0.52  % (3118)Version: Vampire 4.7 (commit 807e37dd9 on 2022-08-23 09:55:27 +0200)
% 1.28/0.52  % (3126)dis+10_1:1_fsd=on:sp=occurrence:i=7:si=on:rawr=on:rtra=on_0 on theBenchmark for (2999ds/7Mi)
% 1.28/0.52  % (3141)ott+3_1:1_gsp=on:lcm=predicate:i=138:si=on:rawr=on:rtra=on_0 on theBenchmark for (2999ds/138Mi)
% 1.28/0.53  % (3123)ott+33_1:4_s2a=on:tgt=ground:i=51:si=on:rawr=on:rtra=on_0 on theBenchmark for (2999ds/51Mi)
% 1.28/0.53  % (3120)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)
% 1.28/0.53  % (3121)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)
% 1.28/0.53  % (3125)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)
% 1.28/0.53  % (3146)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)
% 1.28/0.53  % (3118)Linked with Z3 4.8.13.0 f03d756e086f81f2596157241e0decfb1c982299 z3-4.8.4-5390-gf03d756e0
% 1.28/0.53  % (3118)Termination reason: Refutation not found, incomplete strategy
% 1.28/0.53  
% 1.28/0.53  % (3118)Memory used [KB]: 5500
% 1.28/0.53  % (3118)Time elapsed: 0.104 s
% 1.28/0.53  % (3118)Instructions burned: 6 (million)
% 1.28/0.53  % (3118)------------------------------
% 1.28/0.53  % (3118)------------------------------
% 1.28/0.53  TRYING [1]
% 1.44/0.53  % (3124)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)
% 1.44/0.54  % (3148)ott+33_1:4_s2a=on:tgt=ground:i=439:si=on:rawr=on:rtra=on_0 on theBenchmark for (2999ds/439Mi)
% 1.44/0.54  % (3132)ott+10_1:28_bd=off:bs=on:tgt=ground:i=101:si=on:rawr=on:rtra=on_0 on theBenchmark for (2999ds/101Mi)
% 1.44/0.54  % (3145)ott+10_1:5_bd=off:tgt=full:i=500:si=on:rawr=on:rtra=on_0 on theBenchmark for (2999ds/500Mi)
% 1.44/0.54  % (3142)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)
% 1.44/0.54  % (3147)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)
% 1.44/0.54  % (3126)Instruction limit reached!
% 1.44/0.54  % (3126)------------------------------
% 1.44/0.54  % (3126)Version: Vampire 4.7 (commit 807e37dd9 on 2022-08-23 09:55:27 +0200)
% 1.44/0.54  % (3126)Linked with Z3 4.8.13.0 f03d756e086f81f2596157241e0decfb1c982299 z3-4.8.4-5390-gf03d756e0
% 1.44/0.54  % (3126)Termination reason: Unknown
% 1.44/0.54  % (3126)Termination phase: Saturation
% 1.44/0.54  
% 1.44/0.54  % (3126)Memory used [KB]: 5500
% 1.44/0.54  % (3126)Time elapsed: 0.103 s
% 1.44/0.54  % (3126)Instructions burned: 7 (million)
% 1.44/0.54  % (3126)------------------------------
% 1.44/0.54  % (3126)------------------------------
% 1.44/0.54  % (3138)ott+10_1:1_tgt=ground:i=100:si=on:rawr=on:rtra=on_0 on theBenchmark for (2999ds/100Mi)
% 1.44/0.54  % (3144)ott+10_1:1_kws=precedence:tgt=ground:i=482:si=on:rawr=on:rtra=on_0 on theBenchmark for (2999ds/482Mi)
% 1.44/0.55  % (3137)fmb+10_1:1_bce=on:i=59:si=on:rawr=on:rtra=on_0 on theBenchmark for (2999ds/59Mi)
% 1.44/0.55  TRYING [2]
% 1.44/0.55  TRYING [3]
% 1.44/0.55  % (3129)ott+2_1:1_fsr=off:gsp=on:i=50:si=on:rawr=on:rtra=on_0 on theBenchmark for (2999ds/50Mi)
% 1.44/0.55  % (3131)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)
% 1.44/0.55  % (3133)ott+10_1:5_bd=off:tgt=full:i=99:si=on:rawr=on:rtra=on_0 on theBenchmark for (2999ds/99Mi)
% 1.44/0.55  % (3139)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)
% 1.44/0.56  % (3136)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)
% 1.44/0.57  % (3120)First to succeed.
% 1.44/0.57  TRYING [1]
% 1.44/0.57  TRYING [2]
% 1.44/0.57  TRYING [3]
% 1.44/0.58  TRYING [4]
% 1.44/0.58  % (3129)Also succeeded, but the first one will report.
% 1.44/0.58  % (3120)Refutation found. Thanks to Tanya!
% 1.44/0.58  % SZS status Theorem for theBenchmark
% 1.44/0.58  % SZS output start Proof for theBenchmark
% See solution above
% 1.44/0.58  % (3120)------------------------------
% 1.44/0.58  % (3120)Version: Vampire 4.7 (commit 807e37dd9 on 2022-08-23 09:55:27 +0200)
% 1.44/0.58  % (3120)Linked with Z3 4.8.13.0 f03d756e086f81f2596157241e0decfb1c982299 z3-4.8.4-5390-gf03d756e0
% 1.44/0.58  % (3120)Termination reason: Refutation
% 1.44/0.58  
% 1.44/0.58  % (3120)Memory used [KB]: 1151
% 1.44/0.58  % (3120)Time elapsed: 0.159 s
% 1.44/0.58  % (3120)Instructions burned: 24 (million)
% 1.44/0.58  % (3120)------------------------------
% 1.44/0.58  % (3120)------------------------------
% 1.44/0.58  % (3113)Success in time 0.226 s
%------------------------------------------------------------------------------