TSTP Solution File: SEU203+1 by iProver---3.8

View Problem - Process Solution

%------------------------------------------------------------------------------
% File     : iProver---3.8
% Problem  : SEU203+1 : TPTP v8.1.2. Released v3.3.0.
% Transfm  : none
% Format   : tptp:raw
% Command  : run_iprover %s %d THM

% Computer : n021.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 : Thu Aug 31 17:04:39 EDT 2023

% Result   : Theorem 3.17s 1.16s
% Output   : CNFRefutation 3.17s
% Verified : 
% SZS Type : Refutation
%            Derivation depth      :   18
%            Number of leaves      :   13
% Syntax   : Number of formulae    :   73 (   9 unt;   0 def)
%            Number of atoms       :  334 (  30 equ)
%            Maximal formula atoms :   18 (   4 avg)
%            Number of connectives :  427 ( 166   ~; 167   |;  71   &)
%                                         (  10 <=>;  12  =>;   0  <=;   1 <~>)
%            Maximal formula depth :   13 (   6 avg)
%            Maximal term depth    :    4 (   1 avg)
%            Number of predicates  :    4 (   2 usr;   1 prp; 0-2 aty)
%            Number of functors    :   15 (  15 usr;   4 con; 0-3 aty)
%            Number of variables   :  225 (   4 sgn; 131   !;  50   ?)

% Comments : 
%------------------------------------------------------------------------------
fof(f3,axiom,
    ! [X0,X1] : unordered_pair(X0,X1) = unordered_pair(X1,X0),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',commutativity_k2_tarski) ).

fof(f4,axiom,
    ! [X0] :
      ( relation(X0)
     => ! [X1,X2] :
          ( relation_image(X0,X1) = X2
        <=> ! [X3] :
              ( in(X3,X2)
            <=> ? [X4] :
                  ( in(X4,X1)
                  & in(ordered_pair(X4,X3),X0) ) ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',d13_relat_1) ).

fof(f5,axiom,
    ! [X0] :
      ( relation(X0)
     => ! [X1] :
          ( relation_dom(X0) = X1
        <=> ! [X2] :
              ( in(X2,X1)
            <=> ? [X3] : in(ordered_pair(X2,X3),X0) ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',d4_relat_1) ).

fof(f6,axiom,
    ! [X0,X1] : ordered_pair(X0,X1) = unordered_pair(unordered_pair(X0,X1),singleton(X0)),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',d5_tarski) ).

fof(f26,conjecture,
    ! [X0,X1,X2] :
      ( relation(X2)
     => ( in(X0,relation_image(X2,X1))
      <=> ? [X3] :
            ( in(X3,X1)
            & in(ordered_pair(X3,X0),X2)
            & in(X3,relation_dom(X2)) ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',t143_relat_1) ).

fof(f27,negated_conjecture,
    ~ ! [X0,X1,X2] :
        ( relation(X2)
       => ( in(X0,relation_image(X2,X1))
        <=> ? [X3] :
              ( in(X3,X1)
              & in(ordered_pair(X3,X0),X2)
              & in(X3,relation_dom(X2)) ) ) ),
    inference(negated_conjecture,[],[f26]) ).

fof(f35,plain,
    ! [X0] :
      ( ! [X1,X2] :
          ( relation_image(X0,X1) = X2
        <=> ! [X3] :
              ( in(X3,X2)
            <=> ? [X4] :
                  ( in(X4,X1)
                  & in(ordered_pair(X4,X3),X0) ) ) )
      | ~ relation(X0) ),
    inference(ennf_transformation,[],[f4]) ).

fof(f36,plain,
    ! [X0] :
      ( ! [X1] :
          ( relation_dom(X0) = X1
        <=> ! [X2] :
              ( in(X2,X1)
            <=> ? [X3] : in(ordered_pair(X2,X3),X0) ) )
      | ~ relation(X0) ),
    inference(ennf_transformation,[],[f5]) ).

fof(f40,plain,
    ? [X0,X1,X2] :
      ( ( in(X0,relation_image(X2,X1))
      <~> ? [X3] :
            ( in(X3,X1)
            & in(ordered_pair(X3,X0),X2)
            & in(X3,relation_dom(X2)) ) )
      & relation(X2) ),
    inference(ennf_transformation,[],[f27]) ).

fof(f47,plain,
    ! [X0] :
      ( ! [X1,X2] :
          ( ( relation_image(X0,X1) = X2
            | ? [X3] :
                ( ( ! [X4] :
                      ( ~ in(X4,X1)
                      | ~ in(ordered_pair(X4,X3),X0) )
                  | ~ in(X3,X2) )
                & ( ? [X4] :
                      ( in(X4,X1)
                      & in(ordered_pair(X4,X3),X0) )
                  | in(X3,X2) ) ) )
          & ( ! [X3] :
                ( ( in(X3,X2)
                  | ! [X4] :
                      ( ~ in(X4,X1)
                      | ~ in(ordered_pair(X4,X3),X0) ) )
                & ( ? [X4] :
                      ( in(X4,X1)
                      & in(ordered_pair(X4,X3),X0) )
                  | ~ in(X3,X2) ) )
            | relation_image(X0,X1) != X2 ) )
      | ~ relation(X0) ),
    inference(nnf_transformation,[],[f35]) ).

fof(f48,plain,
    ! [X0] :
      ( ! [X1,X2] :
          ( ( relation_image(X0,X1) = X2
            | ? [X3] :
                ( ( ! [X4] :
                      ( ~ in(X4,X1)
                      | ~ in(ordered_pair(X4,X3),X0) )
                  | ~ in(X3,X2) )
                & ( ? [X5] :
                      ( in(X5,X1)
                      & in(ordered_pair(X5,X3),X0) )
                  | in(X3,X2) ) ) )
          & ( ! [X6] :
                ( ( in(X6,X2)
                  | ! [X7] :
                      ( ~ in(X7,X1)
                      | ~ in(ordered_pair(X7,X6),X0) ) )
                & ( ? [X8] :
                      ( in(X8,X1)
                      & in(ordered_pair(X8,X6),X0) )
                  | ~ in(X6,X2) ) )
            | relation_image(X0,X1) != X2 ) )
      | ~ relation(X0) ),
    inference(rectify,[],[f47]) ).

fof(f49,plain,
    ! [X0,X1,X2] :
      ( ? [X3] :
          ( ( ! [X4] :
                ( ~ in(X4,X1)
                | ~ in(ordered_pair(X4,X3),X0) )
            | ~ in(X3,X2) )
          & ( ? [X5] :
                ( in(X5,X1)
                & in(ordered_pair(X5,X3),X0) )
            | in(X3,X2) ) )
     => ( ( ! [X4] :
              ( ~ in(X4,X1)
              | ~ in(ordered_pair(X4,sK0(X0,X1,X2)),X0) )
          | ~ in(sK0(X0,X1,X2),X2) )
        & ( ? [X5] :
              ( in(X5,X1)
              & in(ordered_pair(X5,sK0(X0,X1,X2)),X0) )
          | in(sK0(X0,X1,X2),X2) ) ) ),
    introduced(choice_axiom,[]) ).

fof(f50,plain,
    ! [X0,X1,X2] :
      ( ? [X5] :
          ( in(X5,X1)
          & in(ordered_pair(X5,sK0(X0,X1,X2)),X0) )
     => ( in(sK1(X0,X1,X2),X1)
        & in(ordered_pair(sK1(X0,X1,X2),sK0(X0,X1,X2)),X0) ) ),
    introduced(choice_axiom,[]) ).

fof(f51,plain,
    ! [X0,X1,X6] :
      ( ? [X8] :
          ( in(X8,X1)
          & in(ordered_pair(X8,X6),X0) )
     => ( in(sK2(X0,X1,X6),X1)
        & in(ordered_pair(sK2(X0,X1,X6),X6),X0) ) ),
    introduced(choice_axiom,[]) ).

fof(f52,plain,
    ! [X0] :
      ( ! [X1,X2] :
          ( ( relation_image(X0,X1) = X2
            | ( ( ! [X4] :
                    ( ~ in(X4,X1)
                    | ~ in(ordered_pair(X4,sK0(X0,X1,X2)),X0) )
                | ~ in(sK0(X0,X1,X2),X2) )
              & ( ( in(sK1(X0,X1,X2),X1)
                  & in(ordered_pair(sK1(X0,X1,X2),sK0(X0,X1,X2)),X0) )
                | in(sK0(X0,X1,X2),X2) ) ) )
          & ( ! [X6] :
                ( ( in(X6,X2)
                  | ! [X7] :
                      ( ~ in(X7,X1)
                      | ~ in(ordered_pair(X7,X6),X0) ) )
                & ( ( in(sK2(X0,X1,X6),X1)
                    & in(ordered_pair(sK2(X0,X1,X6),X6),X0) )
                  | ~ in(X6,X2) ) )
            | relation_image(X0,X1) != X2 ) )
      | ~ relation(X0) ),
    inference(skolemisation,[status(esa),new_symbols(skolem,[sK0,sK1,sK2])],[f48,f51,f50,f49]) ).

fof(f53,plain,
    ! [X0] :
      ( ! [X1] :
          ( ( relation_dom(X0) = X1
            | ? [X2] :
                ( ( ! [X3] : ~ in(ordered_pair(X2,X3),X0)
                  | ~ in(X2,X1) )
                & ( ? [X3] : in(ordered_pair(X2,X3),X0)
                  | in(X2,X1) ) ) )
          & ( ! [X2] :
                ( ( in(X2,X1)
                  | ! [X3] : ~ in(ordered_pair(X2,X3),X0) )
                & ( ? [X3] : in(ordered_pair(X2,X3),X0)
                  | ~ in(X2,X1) ) )
            | relation_dom(X0) != X1 ) )
      | ~ relation(X0) ),
    inference(nnf_transformation,[],[f36]) ).

fof(f54,plain,
    ! [X0] :
      ( ! [X1] :
          ( ( relation_dom(X0) = X1
            | ? [X2] :
                ( ( ! [X3] : ~ in(ordered_pair(X2,X3),X0)
                  | ~ in(X2,X1) )
                & ( ? [X4] : in(ordered_pair(X2,X4),X0)
                  | in(X2,X1) ) ) )
          & ( ! [X5] :
                ( ( in(X5,X1)
                  | ! [X6] : ~ in(ordered_pair(X5,X6),X0) )
                & ( ? [X7] : in(ordered_pair(X5,X7),X0)
                  | ~ in(X5,X1) ) )
            | relation_dom(X0) != X1 ) )
      | ~ relation(X0) ),
    inference(rectify,[],[f53]) ).

fof(f55,plain,
    ! [X0,X1] :
      ( ? [X2] :
          ( ( ! [X3] : ~ in(ordered_pair(X2,X3),X0)
            | ~ in(X2,X1) )
          & ( ? [X4] : in(ordered_pair(X2,X4),X0)
            | in(X2,X1) ) )
     => ( ( ! [X3] : ~ in(ordered_pair(sK3(X0,X1),X3),X0)
          | ~ in(sK3(X0,X1),X1) )
        & ( ? [X4] : in(ordered_pair(sK3(X0,X1),X4),X0)
          | in(sK3(X0,X1),X1) ) ) ),
    introduced(choice_axiom,[]) ).

fof(f56,plain,
    ! [X0,X1] :
      ( ? [X4] : in(ordered_pair(sK3(X0,X1),X4),X0)
     => in(ordered_pair(sK3(X0,X1),sK4(X0,X1)),X0) ),
    introduced(choice_axiom,[]) ).

fof(f57,plain,
    ! [X0,X5] :
      ( ? [X7] : in(ordered_pair(X5,X7),X0)
     => in(ordered_pair(X5,sK5(X0,X5)),X0) ),
    introduced(choice_axiom,[]) ).

fof(f58,plain,
    ! [X0] :
      ( ! [X1] :
          ( ( relation_dom(X0) = X1
            | ( ( ! [X3] : ~ in(ordered_pair(sK3(X0,X1),X3),X0)
                | ~ in(sK3(X0,X1),X1) )
              & ( in(ordered_pair(sK3(X0,X1),sK4(X0,X1)),X0)
                | in(sK3(X0,X1),X1) ) ) )
          & ( ! [X5] :
                ( ( in(X5,X1)
                  | ! [X6] : ~ in(ordered_pair(X5,X6),X0) )
                & ( in(ordered_pair(X5,sK5(X0,X5)),X0)
                  | ~ in(X5,X1) ) )
            | relation_dom(X0) != X1 ) )
      | ~ relation(X0) ),
    inference(skolemisation,[status(esa),new_symbols(skolem,[sK3,sK4,sK5])],[f54,f57,f56,f55]) ).

fof(f69,plain,
    ? [X0,X1,X2] :
      ( ( ! [X3] :
            ( ~ in(X3,X1)
            | ~ in(ordered_pair(X3,X0),X2)
            | ~ in(X3,relation_dom(X2)) )
        | ~ in(X0,relation_image(X2,X1)) )
      & ( ? [X3] :
            ( in(X3,X1)
            & in(ordered_pair(X3,X0),X2)
            & in(X3,relation_dom(X2)) )
        | in(X0,relation_image(X2,X1)) )
      & relation(X2) ),
    inference(nnf_transformation,[],[f40]) ).

fof(f70,plain,
    ? [X0,X1,X2] :
      ( ( ! [X3] :
            ( ~ in(X3,X1)
            | ~ in(ordered_pair(X3,X0),X2)
            | ~ in(X3,relation_dom(X2)) )
        | ~ in(X0,relation_image(X2,X1)) )
      & ( ? [X3] :
            ( in(X3,X1)
            & in(ordered_pair(X3,X0),X2)
            & in(X3,relation_dom(X2)) )
        | in(X0,relation_image(X2,X1)) )
      & relation(X2) ),
    inference(flattening,[],[f69]) ).

fof(f71,plain,
    ? [X0,X1,X2] :
      ( ( ! [X3] :
            ( ~ in(X3,X1)
            | ~ in(ordered_pair(X3,X0),X2)
            | ~ in(X3,relation_dom(X2)) )
        | ~ in(X0,relation_image(X2,X1)) )
      & ( ? [X4] :
            ( in(X4,X1)
            & in(ordered_pair(X4,X0),X2)
            & in(X4,relation_dom(X2)) )
        | in(X0,relation_image(X2,X1)) )
      & relation(X2) ),
    inference(rectify,[],[f70]) ).

fof(f72,plain,
    ( ? [X0,X1,X2] :
        ( ( ! [X3] :
              ( ~ in(X3,X1)
              | ~ in(ordered_pair(X3,X0),X2)
              | ~ in(X3,relation_dom(X2)) )
          | ~ in(X0,relation_image(X2,X1)) )
        & ( ? [X4] :
              ( in(X4,X1)
              & in(ordered_pair(X4,X0),X2)
              & in(X4,relation_dom(X2)) )
          | in(X0,relation_image(X2,X1)) )
        & relation(X2) )
   => ( ( ! [X3] :
            ( ~ in(X3,sK12)
            | ~ in(ordered_pair(X3,sK11),sK13)
            | ~ in(X3,relation_dom(sK13)) )
        | ~ in(sK11,relation_image(sK13,sK12)) )
      & ( ? [X4] :
            ( in(X4,sK12)
            & in(ordered_pair(X4,sK11),sK13)
            & in(X4,relation_dom(sK13)) )
        | in(sK11,relation_image(sK13,sK12)) )
      & relation(sK13) ) ),
    introduced(choice_axiom,[]) ).

fof(f73,plain,
    ( ? [X4] :
        ( in(X4,sK12)
        & in(ordered_pair(X4,sK11),sK13)
        & in(X4,relation_dom(sK13)) )
   => ( in(sK14,sK12)
      & in(ordered_pair(sK14,sK11),sK13)
      & in(sK14,relation_dom(sK13)) ) ),
    introduced(choice_axiom,[]) ).

fof(f74,plain,
    ( ( ! [X3] :
          ( ~ in(X3,sK12)
          | ~ in(ordered_pair(X3,sK11),sK13)
          | ~ in(X3,relation_dom(sK13)) )
      | ~ in(sK11,relation_image(sK13,sK12)) )
    & ( ( in(sK14,sK12)
        & in(ordered_pair(sK14,sK11),sK13)
        & in(sK14,relation_dom(sK13)) )
      | in(sK11,relation_image(sK13,sK12)) )
    & relation(sK13) ),
    inference(skolemisation,[status(esa),new_symbols(skolem,[sK11,sK12,sK13,sK14])],[f71,f73,f72]) ).

fof(f77,plain,
    ! [X0,X1] : unordered_pair(X0,X1) = unordered_pair(X1,X0),
    inference(cnf_transformation,[],[f3]) ).

fof(f78,plain,
    ! [X2,X0,X1,X6] :
      ( in(ordered_pair(sK2(X0,X1,X6),X6),X0)
      | ~ in(X6,X2)
      | relation_image(X0,X1) != X2
      | ~ relation(X0) ),
    inference(cnf_transformation,[],[f52]) ).

fof(f79,plain,
    ! [X2,X0,X1,X6] :
      ( in(sK2(X0,X1,X6),X1)
      | ~ in(X6,X2)
      | relation_image(X0,X1) != X2
      | ~ relation(X0) ),
    inference(cnf_transformation,[],[f52]) ).

fof(f80,plain,
    ! [X2,X0,X1,X6,X7] :
      ( in(X6,X2)
      | ~ in(X7,X1)
      | ~ in(ordered_pair(X7,X6),X0)
      | relation_image(X0,X1) != X2
      | ~ relation(X0) ),
    inference(cnf_transformation,[],[f52]) ).

fof(f85,plain,
    ! [X0,X1,X6,X5] :
      ( in(X5,X1)
      | ~ in(ordered_pair(X5,X6),X0)
      | relation_dom(X0) != X1
      | ~ relation(X0) ),
    inference(cnf_transformation,[],[f58]) ).

fof(f88,plain,
    ! [X0,X1] : ordered_pair(X0,X1) = unordered_pair(unordered_pair(X0,X1),singleton(X0)),
    inference(cnf_transformation,[],[f6]) ).

fof(f105,plain,
    relation(sK13),
    inference(cnf_transformation,[],[f74]) ).

fof(f107,plain,
    ( in(ordered_pair(sK14,sK11),sK13)
    | in(sK11,relation_image(sK13,sK12)) ),
    inference(cnf_transformation,[],[f74]) ).

fof(f108,plain,
    ( in(sK14,sK12)
    | in(sK11,relation_image(sK13,sK12)) ),
    inference(cnf_transformation,[],[f74]) ).

fof(f109,plain,
    ! [X3] :
      ( ~ in(X3,sK12)
      | ~ in(ordered_pair(X3,sK11),sK13)
      | ~ in(X3,relation_dom(sK13))
      | ~ in(sK11,relation_image(sK13,sK12)) ),
    inference(cnf_transformation,[],[f74]) ).

fof(f117,plain,
    ! [X2,X0,X1,X6,X7] :
      ( in(X6,X2)
      | ~ in(X7,X1)
      | ~ in(unordered_pair(unordered_pair(X7,X6),singleton(X7)),X0)
      | relation_image(X0,X1) != X2
      | ~ relation(X0) ),
    inference(definition_unfolding,[],[f80,f88]) ).

fof(f118,plain,
    ! [X2,X0,X1,X6] :
      ( in(unordered_pair(unordered_pair(sK2(X0,X1,X6),X6),singleton(sK2(X0,X1,X6))),X0)
      | ~ in(X6,X2)
      | relation_image(X0,X1) != X2
      | ~ relation(X0) ),
    inference(definition_unfolding,[],[f78,f88]) ).

fof(f121,plain,
    ! [X0,X1,X6,X5] :
      ( in(X5,X1)
      | ~ in(unordered_pair(unordered_pair(X5,X6),singleton(X5)),X0)
      | relation_dom(X0) != X1
      | ~ relation(X0) ),
    inference(definition_unfolding,[],[f85,f88]) ).

fof(f124,plain,
    ! [X3] :
      ( ~ in(X3,sK12)
      | ~ in(unordered_pair(unordered_pair(X3,sK11),singleton(X3)),sK13)
      | ~ in(X3,relation_dom(sK13))
      | ~ in(sK11,relation_image(sK13,sK12)) ),
    inference(definition_unfolding,[],[f109,f88]) ).

fof(f125,plain,
    ( in(unordered_pair(unordered_pair(sK14,sK11),singleton(sK14)),sK13)
    | in(sK11,relation_image(sK13,sK12)) ),
    inference(definition_unfolding,[],[f107,f88]) ).

fof(f126,plain,
    ! [X0,X1,X6,X7] :
      ( in(X6,relation_image(X0,X1))
      | ~ in(X7,X1)
      | ~ in(unordered_pair(unordered_pair(X7,X6),singleton(X7)),X0)
      | ~ relation(X0) ),
    inference(equality_resolution,[],[f117]) ).

fof(f127,plain,
    ! [X0,X1,X6] :
      ( in(sK2(X0,X1,X6),X1)
      | ~ in(X6,relation_image(X0,X1))
      | ~ relation(X0) ),
    inference(equality_resolution,[],[f79]) ).

fof(f128,plain,
    ! [X0,X1,X6] :
      ( in(unordered_pair(unordered_pair(sK2(X0,X1,X6),X6),singleton(sK2(X0,X1,X6))),X0)
      | ~ in(X6,relation_image(X0,X1))
      | ~ relation(X0) ),
    inference(equality_resolution,[],[f118]) ).

fof(f129,plain,
    ! [X0,X6,X5] :
      ( in(X5,relation_dom(X0))
      | ~ in(unordered_pair(unordered_pair(X5,X6),singleton(X5)),X0)
      | ~ relation(X0) ),
    inference(equality_resolution,[],[f121]) ).

cnf(c_51,plain,
    unordered_pair(X0,X1) = unordered_pair(X1,X0),
    inference(cnf_transformation,[],[f77]) ).

cnf(c_55,plain,
    ( ~ in(unordered_pair(unordered_pair(X0,X1),singleton(X0)),X2)
    | ~ in(X0,X3)
    | ~ relation(X2)
    | in(X1,relation_image(X2,X3)) ),
    inference(cnf_transformation,[],[f126]) ).

cnf(c_56,plain,
    ( ~ in(X0,relation_image(X1,X2))
    | ~ relation(X1)
    | in(sK2(X1,X2,X0),X2) ),
    inference(cnf_transformation,[],[f127]) ).

cnf(c_57,plain,
    ( ~ in(X0,relation_image(X1,X2))
    | ~ relation(X1)
    | in(unordered_pair(unordered_pair(sK2(X1,X2,X0),X0),singleton(sK2(X1,X2,X0))),X1) ),
    inference(cnf_transformation,[],[f128]) ).

cnf(c_60,plain,
    ( ~ in(unordered_pair(unordered_pair(X0,X1),singleton(X0)),X2)
    | ~ relation(X2)
    | in(X0,relation_dom(X2)) ),
    inference(cnf_transformation,[],[f129]) ).

cnf(c_78,negated_conjecture,
    ( ~ in(unordered_pair(unordered_pair(X0,sK11),singleton(X0)),sK13)
    | ~ in(sK11,relation_image(sK13,sK12))
    | ~ in(X0,relation_dom(sK13))
    | ~ in(X0,sK12) ),
    inference(cnf_transformation,[],[f124]) ).

cnf(c_79,negated_conjecture,
    ( in(sK11,relation_image(sK13,sK12))
    | in(sK14,sK12) ),
    inference(cnf_transformation,[],[f108]) ).

cnf(c_80,negated_conjecture,
    ( in(unordered_pair(unordered_pair(sK14,sK11),singleton(sK14)),sK13)
    | in(sK11,relation_image(sK13,sK12)) ),
    inference(cnf_transformation,[],[f125]) ).

cnf(c_82,negated_conjecture,
    relation(sK13),
    inference(cnf_transformation,[],[f105]) ).

cnf(c_329,plain,
    ( in(unordered_pair(singleton(sK14),unordered_pair(sK11,sK14)),sK13)
    | in(sK11,relation_image(sK13,sK12)) ),
    inference(demodulation,[status(thm)],[c_80,c_51]) ).

cnf(c_340,plain,
    ( ~ in(unordered_pair(singleton(X0),unordered_pair(X0,X1)),X2)
    | ~ relation(X2)
    | in(X0,relation_dom(X2)) ),
    inference(demodulation,[status(thm)],[c_60,c_51]) ).

cnf(c_354,plain,
    ( ~ in(unordered_pair(singleton(X0),unordered_pair(X0,X1)),X2)
    | ~ in(X0,X3)
    | ~ relation(X2)
    | in(X1,relation_image(X2,X3)) ),
    inference(demodulation,[status(thm)],[c_55,c_51]) ).

cnf(c_371,plain,
    ( ~ in(X0,relation_image(X1,X2))
    | ~ relation(X1)
    | in(unordered_pair(singleton(sK2(X1,X2,X0)),unordered_pair(X0,sK2(X1,X2,X0))),X1) ),
    inference(demodulation,[status(thm)],[c_57,c_51]) ).

cnf(c_378,plain,
    ( ~ in(unordered_pair(singleton(X0),unordered_pair(X0,sK11)),sK13)
    | ~ in(sK11,relation_image(sK13,sK12))
    | ~ in(X0,relation_dom(sK13))
    | ~ in(X0,sK12) ),
    inference(demodulation,[status(thm)],[c_78,c_51]) ).

cnf(c_1035,plain,
    ( X0 != sK13
    | ~ in(unordered_pair(singleton(X1),unordered_pair(X1,X2)),X0)
    | ~ in(X1,X3)
    | in(X2,relation_image(X0,X3)) ),
    inference(resolution_lifted,[status(thm)],[c_354,c_82]) ).

cnf(c_1036,plain,
    ( ~ in(unordered_pair(singleton(X0),unordered_pair(X0,X1)),sK13)
    | ~ in(X0,X2)
    | in(X1,relation_image(sK13,X2)) ),
    inference(unflattening,[status(thm)],[c_1035]) ).

cnf(c_1046,plain,
    ( X0 != sK13
    | ~ in(unordered_pair(singleton(X1),unordered_pair(X1,X2)),X0)
    | in(X1,relation_dom(X0)) ),
    inference(resolution_lifted,[status(thm)],[c_340,c_82]) ).

cnf(c_1047,plain,
    ( ~ in(unordered_pair(singleton(X0),unordered_pair(X0,X1)),sK13)
    | in(X0,relation_dom(sK13)) ),
    inference(unflattening,[status(thm)],[c_1046]) ).

cnf(c_1184,plain,
    ( ~ in(unordered_pair(singleton(X0),unordered_pair(X0,sK11)),sK13)
    | ~ in(X0,relation_dom(sK13))
    | ~ in(X0,sK12) ),
    inference(backward_subsumption_resolution,[status(thm)],[c_378,c_1036]) ).

cnf(c_1188,plain,
    ( ~ in(unordered_pair(singleton(X0),unordered_pair(X0,sK11)),sK13)
    | ~ in(X0,sK12) ),
    inference(backward_subsumption_resolution,[status(thm)],[c_1184,c_1047]) ).

cnf(c_2690,plain,
    ( ~ in(unordered_pair(singleton(X0),unordered_pair(sK11,X0)),sK13)
    | ~ in(X0,sK12) ),
    inference(superposition,[status(thm)],[c_51,c_1188]) ).

cnf(c_2774,plain,
    ( ~ in(sK14,sK12)
    | in(sK11,relation_image(sK13,sK12)) ),
    inference(superposition,[status(thm)],[c_329,c_2690]) ).

cnf(c_2852,plain,
    ( ~ in(sK2(sK13,X0,sK11),sK12)
    | ~ in(sK11,relation_image(sK13,X0))
    | ~ relation(sK13) ),
    inference(superposition,[status(thm)],[c_371,c_2690]) ).

cnf(c_2856,plain,
    ( ~ in(sK2(sK13,X0,sK11),sK12)
    | ~ in(sK11,relation_image(sK13,X0)) ),
    inference(forward_subsumption_resolution,[status(thm)],[c_2852,c_82]) ).

cnf(c_2905,plain,
    in(sK11,relation_image(sK13,sK12)),
    inference(global_subsumption_just,[status(thm)],[c_2774,c_79,c_2774]) ).

cnf(c_2913,plain,
    ( ~ in(sK11,relation_image(sK13,sK12))
    | ~ relation(sK13) ),
    inference(superposition,[status(thm)],[c_56,c_2856]) ).

cnf(c_2914,plain,
    $false,
    inference(forward_subsumption_resolution,[status(thm)],[c_2913,c_82,c_2905]) ).


%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.00/0.12  % Problem  : SEU203+1 : TPTP v8.1.2. Released v3.3.0.
% 0.00/0.13  % Command  : run_iprover %s %d THM
% 0.13/0.34  % Computer : n021.cluster.edu
% 0.13/0.34  % Model    : x86_64 x86_64
% 0.13/0.34  % CPU      : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.13/0.34  % Memory   : 8042.1875MB
% 0.13/0.34  % OS       : Linux 3.10.0-693.el7.x86_64
% 0.13/0.34  % CPULimit : 300
% 0.13/0.34  % WCLimit  : 300
% 0.13/0.34  % DateTime : Wed Aug 23 12:35:40 EDT 2023
% 0.13/0.34  % CPUTime  : 
% 0.19/0.46  Running first-order theorem proving
% 0.19/0.46  Running: /export/starexec/sandbox/solver/bin/run_problem --schedule fof_schedule --no_cores 8 /export/starexec/sandbox/benchmark/theBenchmark.p 300
% 3.17/1.16  % SZS status Started for theBenchmark.p
% 3.17/1.16  % SZS status Theorem for theBenchmark.p
% 3.17/1.16  
% 3.17/1.16  %---------------- iProver v3.8 (pre SMT-COMP 2023/CASC 2023) ----------------%
% 3.17/1.16  
% 3.17/1.16  ------  iProver source info
% 3.17/1.16  
% 3.17/1.16  git: date: 2023-05-31 18:12:56 +0000
% 3.17/1.16  git: sha1: 8abddc1f627fd3ce0bcb8b4cbf113b3cc443d7b6
% 3.17/1.16  git: non_committed_changes: false
% 3.17/1.16  git: last_make_outside_of_git: false
% 3.17/1.16  
% 3.17/1.16  ------ Parsing...
% 3.17/1.16  ------ Clausification by vclausify_rel  & Parsing by iProver...
% 3.17/1.16  
% 3.17/1.16  ------ Preprocessing... sup_sim: 10  sf_s  rm: 1 0s  sf_e  pe_s  pe:1:0s pe_e  sup_sim: 0  sf_s  rm: 2 0s  sf_e  pe_s  pe_e 
% 3.17/1.16  
% 3.17/1.16  ------ Preprocessing... gs_s  sp: 0 0s  gs_e  snvd_s sp: 0 0s snvd_e 
% 3.17/1.16  
% 3.17/1.16  ------ Preprocessing... sf_s  rm: 1 0s  sf_e  sf_s  rm: 0 0s  sf_e 
% 3.17/1.16  ------ Proving...
% 3.17/1.16  ------ Problem Properties 
% 3.17/1.16  
% 3.17/1.16  
% 3.17/1.16  clauses                                 35
% 3.17/1.16  conjectures                             3
% 3.17/1.16  EPR                                     14
% 3.17/1.16  Horn                                    28
% 3.17/1.16  unary                                   12
% 3.17/1.16  binary                                  11
% 3.17/1.16  lits                                    77
% 3.17/1.16  lits eq                                 8
% 3.17/1.16  fd_pure                                 0
% 3.17/1.16  fd_pseudo                               0
% 3.17/1.16  fd_cond                                 1
% 3.17/1.16  fd_pseudo_cond                          6
% 3.17/1.16  AC symbols                              0
% 3.17/1.16  
% 3.17/1.16  ------ Schedule dynamic 5 is on 
% 3.17/1.16  
% 3.17/1.16  ------ Input Options "--resolution_flag false --inst_lit_sel_side none" Time Limit: 10.
% 3.17/1.16  
% 3.17/1.16  
% 3.17/1.16  ------ 
% 3.17/1.16  Current options:
% 3.17/1.16  ------ 
% 3.17/1.16  
% 3.17/1.16  
% 3.17/1.16  
% 3.17/1.16  
% 3.17/1.16  ------ Proving...
% 3.17/1.16  
% 3.17/1.16  
% 3.17/1.16  % SZS status Theorem for theBenchmark.p
% 3.17/1.16  
% 3.17/1.16  % SZS output start CNFRefutation for theBenchmark.p
% See solution above
% 3.17/1.16  
% 3.17/1.16  
%------------------------------------------------------------------------------