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Drodi---4.1.1.THM-CRf.s

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%------------------------------------------------------------------------------
% File     : Drodi---4.1.1
% Problem  : SWB041+1 : TPTP v9.3.1. Released v5.2.0.
% Transfm  : none
% Format   : tptp:raw
% Command  : drodi -timeout(300) /export/starexec/sandbox2/benchmark/theBenchmark.p

% Computer : n026.cluster.edu
% Model    : x86_64 x86_64
% CPU      : Intel(R) Xeon(R) CPU E5-2620 v4 2.10GHz
% Memory   : 8046.5625MB
% OS       : Linux 6.8.0-71-generic
% CPULimit : 300s
% WCLimit  : 300s
% DateTime : Thu Sep 24 02:37:14 PM UTC 2026

% Result   : Theorem 42.58s 11.09s
% Output   : CNFRefutation 21.83s
% Verified : 
% SZS Type : Refutation
%            Derivation depth      :   31
%            Number of leaves      :    5
% Syntax   : Number of formulae    :   97 (  14 unt;   0 def)
%            Number of atoms       :  528 (   0 equ)
%            Maximal formula atoms :   24 (   5 avg)
%            Number of connectives :  753 ( 322   ~; 348   |;  75   &)
%                                         (   6 <=>;   2  =>;   0  <=;   0 <~>)
%            Maximal formula depth :   20 (   7 avg)
%            Maximal term depth    :    2 (   1 avg)
%            Number of predicates  :    4 (   3 usr;   1 prp; 0-3 aty)
%            Number of functors    :   13 (  13 usr;  11 con; 0-4 aty)
%            Number of variables   :  203 ( 189   !;  14   ?)

% Comments : 
%------------------------------------------------------------------------------
fof(f202,axiom,
    ! [X,Y] :
      ( iext(uri_owl_equivalentClass,X,Y)
     => ( ic(Y)
        & ic(X) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p') ).

fof(f289,axiom,
    ! [Z,S1,C1,S2,C2] :
      ( ( iext(uri_rdf_rest,S2,uri_rdf_nil)
        & iext(uri_rdf_first,S2,C2)
        & iext(uri_rdf_rest,S1,S2)
        & iext(uri_rdf_first,S1,C1) )
     => ( iext(uri_owl_unionOf,Z,S1)
      <=> ( ! [X] :
              ( icext(Z,X)
            <=> ( icext(C2,X)
                | icext(C1,X) ) )
          & ic(C2)
          & ic(C1)
          & ic(Z) ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p') ).

fof(f351,axiom,
    ! [C1,C2] :
      ( iext(uri_owl_equivalentClass,C1,C2)
    <=> ( ! [X] :
            ( icext(C1,X)
          <=> icext(C2,X) )
        & ic(C2)
        & ic(C1) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p') ).

fof(f559,conjecture,
    ? [X0,X1] :
      ( iext(uri_owl_unionOf,uri_ex_c,X0)
      & iext(uri_rdf_rest,X1,uri_rdf_nil)
      & iext(uri_rdf_first,X1,uri_ex_y)
      & iext(uri_rdf_rest,X0,X1)
      & iext(uri_rdf_first,X0,uri_ex_x) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p') ).

fof(f560,negated_conjecture,
    ~ ? [X0,X1] :
        ( iext(uri_owl_unionOf,uri_ex_c,X0)
        & iext(uri_rdf_rest,X1,uri_rdf_nil)
        & iext(uri_rdf_first,X1,uri_ex_y)
        & iext(uri_rdf_rest,X0,X1)
        & iext(uri_rdf_first,X0,uri_ex_x) ),
    inference(negated_conjecture,[status(cth)],[f559]) ).

fof(f561,axiom,
    ? [X2,X1,X0] :
      ( iext(uri_owl_equivalentClass,uri_ex_c,X0)
      & iext(uri_rdf_rest,X2,uri_rdf_nil)
      & iext(uri_rdf_first,X2,uri_ex_y)
      & iext(uri_rdf_rest,X1,X2)
      & iext(uri_rdf_first,X1,uri_ex_x)
      & iext(uri_owl_unionOf,X0,X1) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p') ).

fof(f932,plain,
    ! [X,Y] :
      ( ( ic(Y)
        & ic(X) )
      | ~ iext(uri_owl_equivalentClass,X,Y) ),
    inference(pre_NNF_transformation,[status(thm)],[f202]) ).

fof(f933,plain,
    ! [X0,X1] :
      ( ic(X0)
      | ~ iext(uri_owl_equivalentClass,X0,X1) ),
    inference(cnf_transformation,[status(thm)],[f932]) ).

fof(f1169,plain,
    ! [Z,S1,C1,S2,C2] :
      ( ( iext(uri_owl_unionOf,Z,S1)
      <=> ( ! [X] :
              ( icext(Z,X)
            <=> ( icext(C2,X)
                | icext(C1,X) ) )
          & ic(C2)
          & ic(C1)
          & ic(Z) ) )
      | ~ iext(uri_rdf_rest,S2,uri_rdf_nil)
      | ~ iext(uri_rdf_first,S2,C2)
      | ~ iext(uri_rdf_rest,S1,S2)
      | ~ iext(uri_rdf_first,S1,C1) ),
    inference(pre_NNF_transformation,[status(thm)],[f289]) ).

fof(f1170,plain,
    ! [Z,S1,C1,S2,C2] :
      ( ( ( ? [X] :
              ( ( icext(C2,X)
                | icext(C1,X)
                | icext(Z,X) )
              & ( ( ~ icext(C2,X)
                  & ~ icext(C1,X) )
                | ~ icext(Z,X) ) )
          | ~ ic(C2)
          | ~ ic(C1)
          | ~ ic(Z)
          | iext(uri_owl_unionOf,Z,S1) )
        & ( ( ! [X] :
                ( ( ( ~ icext(C2,X)
                    & ~ icext(C1,X) )
                  | icext(Z,X) )
                & ( icext(C2,X)
                  | icext(C1,X)
                  | ~ icext(Z,X) ) )
            & ic(C2)
            & ic(C1)
            & ic(Z) )
          | ~ iext(uri_owl_unionOf,Z,S1) ) )
      | ~ iext(uri_rdf_rest,S2,uri_rdf_nil)
      | ~ iext(uri_rdf_first,S2,C2)
      | ~ iext(uri_rdf_rest,S1,S2)
      | ~ iext(uri_rdf_first,S1,C1) ),
    inference(NNF_transformation,[status(thm)],[f1169]) ).

fof(f1171,plain,
    ! [S1,C1,C2] :
      ( ( ! [Z] :
            ( ? [X] :
                ( ( icext(C2,X)
                  | icext(C1,X)
                  | icext(Z,X) )
                & ( ( ~ icext(C2,X)
                    & ~ icext(C1,X) )
                  | ~ icext(Z,X) ) )
            | ~ ic(C2)
            | ~ ic(C1)
            | ~ ic(Z)
            | iext(uri_owl_unionOf,Z,S1) )
        & ! [Z] :
            ( ( ! [X] :
                  ( ( ~ icext(C2,X)
                    & ~ icext(C1,X) )
                  | icext(Z,X) )
              & ! [X] :
                  ( icext(C2,X)
                  | icext(C1,X)
                  | ~ icext(Z,X) )
              & ic(C2)
              & ic(C1)
              & ic(Z) )
            | ~ iext(uri_owl_unionOf,Z,S1) ) )
      | ! [S2] :
          ( ~ iext(uri_rdf_rest,S2,uri_rdf_nil)
          | ~ iext(uri_rdf_first,S2,C2)
          | ~ iext(uri_rdf_rest,S1,S2)
          | ~ iext(uri_rdf_first,S1,C1) ) ),
    inference(miniscoping,[status(thm)],[f1170]) ).

fof(f1172,plain,
    ! [S1,C1,C2] :
      ( ( ! [Z] :
            ( ( ( icext(C2,sK7_skl(Z,C2,C1,S1))
                | icext(C1,sK7_skl(Z,C2,C1,S1))
                | icext(Z,sK7_skl(Z,C2,C1,S1)) )
              & ( ( ~ icext(C2,sK7_skl(Z,C2,C1,S1))
                  & ~ icext(C1,sK7_skl(Z,C2,C1,S1)) )
                | ~ icext(Z,sK7_skl(Z,C2,C1,S1)) ) )
            | ~ ic(C2)
            | ~ ic(C1)
            | ~ ic(Z)
            | iext(uri_owl_unionOf,Z,S1) )
        & ! [Z] :
            ( ( ! [X] :
                  ( ( ~ icext(C2,X)
                    & ~ icext(C1,X) )
                  | icext(Z,X) )
              & ! [X] :
                  ( icext(C2,X)
                  | icext(C1,X)
                  | ~ icext(Z,X) )
              & ic(C2)
              & ic(C1)
              & ic(Z) )
            | ~ iext(uri_owl_unionOf,Z,S1) ) )
      | ! [S2] :
          ( ~ iext(uri_rdf_rest,S2,uri_rdf_nil)
          | ~ iext(uri_rdf_first,S2,C2)
          | ~ iext(uri_rdf_rest,S1,S2)
          | ~ iext(uri_rdf_first,S1,C1) ) ),
    inference(skolemize,[status(esa),new_symbols(skolem,[sK7_skl]),skolemize(X,sK7_skl(Z,C2,C1,S1))],[f1171]) ).

fof(f1174,plain,
    ! [X0,X1,X2,X3,X4] :
      ( ic(X1)
      | ~ iext(uri_owl_unionOf,X4,X0)
      | ~ iext(uri_rdf_rest,X2,uri_rdf_nil)
      | ~ iext(uri_rdf_first,X2,X3)
      | ~ iext(uri_rdf_rest,X0,X2)
      | ~ iext(uri_rdf_first,X0,X1) ),
    inference(cnf_transformation,[status(thm)],[f1172]) ).

fof(f1175,plain,
    ! [X0,X1,X2,X3,X4] :
      ( ic(X3)
      | ~ iext(uri_owl_unionOf,X4,X0)
      | ~ iext(uri_rdf_rest,X2,uri_rdf_nil)
      | ~ iext(uri_rdf_first,X2,X3)
      | ~ iext(uri_rdf_rest,X0,X2)
      | ~ iext(uri_rdf_first,X0,X1) ),
    inference(cnf_transformation,[status(thm)],[f1172]) ).

fof(f1176,plain,
    ! [X0,X1,X2,X3,X4,X5] :
      ( icext(X3,X5)
      | icext(X1,X5)
      | ~ icext(X4,X5)
      | ~ iext(uri_owl_unionOf,X4,X0)
      | ~ iext(uri_rdf_rest,X2,uri_rdf_nil)
      | ~ iext(uri_rdf_first,X2,X3)
      | ~ iext(uri_rdf_rest,X0,X2)
      | ~ iext(uri_rdf_first,X0,X1) ),
    inference(cnf_transformation,[status(thm)],[f1172]) ).

fof(f1177,plain,
    ! [X0,X1,X2,X3,X4,X5] :
      ( ~ icext(X1,X5)
      | icext(X4,X5)
      | ~ iext(uri_owl_unionOf,X4,X0)
      | ~ iext(uri_rdf_rest,X2,uri_rdf_nil)
      | ~ iext(uri_rdf_first,X2,X3)
      | ~ iext(uri_rdf_rest,X0,X2)
      | ~ iext(uri_rdf_first,X0,X1) ),
    inference(cnf_transformation,[status(thm)],[f1172]) ).

fof(f1178,plain,
    ! [X0,X1,X2,X3,X4,X5] :
      ( ~ icext(X3,X5)
      | icext(X4,X5)
      | ~ iext(uri_owl_unionOf,X4,X0)
      | ~ iext(uri_rdf_rest,X2,uri_rdf_nil)
      | ~ iext(uri_rdf_first,X2,X3)
      | ~ iext(uri_rdf_rest,X0,X2)
      | ~ iext(uri_rdf_first,X0,X1) ),
    inference(cnf_transformation,[status(thm)],[f1172]) ).

fof(f1179,plain,
    ! [X0,X1,X2,X3,X4] :
      ( ~ icext(X1,sK7_skl(X4,X3,X1,X0))
      | ~ icext(X4,sK7_skl(X4,X3,X1,X0))
      | ~ ic(X3)
      | ~ ic(X1)
      | ~ ic(X4)
      | iext(uri_owl_unionOf,X4,X0)
      | ~ iext(uri_rdf_rest,X2,uri_rdf_nil)
      | ~ iext(uri_rdf_first,X2,X3)
      | ~ iext(uri_rdf_rest,X0,X2)
      | ~ iext(uri_rdf_first,X0,X1) ),
    inference(cnf_transformation,[status(thm)],[f1172]) ).

fof(f1180,plain,
    ! [X0,X1,X2,X3,X4] :
      ( ~ icext(X3,sK7_skl(X4,X3,X1,X0))
      | ~ icext(X4,sK7_skl(X4,X3,X1,X0))
      | ~ ic(X3)
      | ~ ic(X1)
      | ~ ic(X4)
      | iext(uri_owl_unionOf,X4,X0)
      | ~ iext(uri_rdf_rest,X2,uri_rdf_nil)
      | ~ iext(uri_rdf_first,X2,X3)
      | ~ iext(uri_rdf_rest,X0,X2)
      | ~ iext(uri_rdf_first,X0,X1) ),
    inference(cnf_transformation,[status(thm)],[f1172]) ).

fof(f1181,plain,
    ! [X0,X1,X2,X3,X4] :
      ( icext(X3,sK7_skl(X4,X3,X1,X0))
      | icext(X1,sK7_skl(X4,X3,X1,X0))
      | icext(X4,sK7_skl(X4,X3,X1,X0))
      | ~ ic(X3)
      | ~ ic(X1)
      | ~ ic(X4)
      | iext(uri_owl_unionOf,X4,X0)
      | ~ iext(uri_rdf_rest,X2,uri_rdf_nil)
      | ~ iext(uri_rdf_first,X2,X3)
      | ~ iext(uri_rdf_rest,X0,X2)
      | ~ iext(uri_rdf_first,X0,X1) ),
    inference(cnf_transformation,[status(thm)],[f1172]) ).

fof(f1805,plain,
    ! [C1,C2] :
      ( ( ? [X] :
            ( ( icext(C2,X)
              | icext(C1,X) )
            & ( ~ icext(C2,X)
              | ~ icext(C1,X) ) )
        | ~ ic(C2)
        | ~ ic(C1)
        | iext(uri_owl_equivalentClass,C1,C2) )
      & ( ( ! [X] :
              ( ( ~ icext(C2,X)
                | icext(C1,X) )
              & ( icext(C2,X)
                | ~ icext(C1,X) ) )
          & ic(C2)
          & ic(C1) )
        | ~ iext(uri_owl_equivalentClass,C1,C2) ) ),
    inference(NNF_transformation,[status(thm)],[f351]) ).

fof(f1806,plain,
    ( ! [C1,C2] :
        ( ? [X] :
            ( ( icext(C2,X)
              | icext(C1,X) )
            & ( ~ icext(C2,X)
              | ~ icext(C1,X) ) )
        | ~ ic(C2)
        | ~ ic(C1)
        | iext(uri_owl_equivalentClass,C1,C2) )
    & ! [C1,C2] :
        ( ( ! [X] :
              ( ~ icext(C2,X)
              | icext(C1,X) )
          & ! [X] :
              ( icext(C2,X)
              | ~ icext(C1,X) )
          & ic(C2)
          & ic(C1) )
        | ~ iext(uri_owl_equivalentClass,C1,C2) ) ),
    inference(miniscoping,[status(thm)],[f1805]) ).

fof(f1807,plain,
    ( ! [C1,C2] :
        ( ( ( icext(C2,sK123_skl(C2,C1))
            | icext(C1,sK123_skl(C2,C1)) )
          & ( ~ icext(C2,sK123_skl(C2,C1))
            | ~ icext(C1,sK123_skl(C2,C1)) ) )
        | ~ ic(C2)
        | ~ ic(C1)
        | iext(uri_owl_equivalentClass,C1,C2) )
    & ! [C1,C2] :
        ( ( ! [X] :
              ( ~ icext(C2,X)
              | icext(C1,X) )
          & ! [X] :
              ( icext(C2,X)
              | ~ icext(C1,X) )
          & ic(C2)
          & ic(C1) )
        | ~ iext(uri_owl_equivalentClass,C1,C2) ) ),
    inference(skolemize,[status(esa),new_symbols(skolem,[sK123_skl]),skolemize(X,sK123_skl(C2,C1))],[f1806]) ).

fof(f1810,plain,
    ! [X0,X1,X2] :
      ( icext(X1,X2)
      | ~ icext(X0,X2)
      | ~ iext(uri_owl_equivalentClass,X0,X1) ),
    inference(cnf_transformation,[status(thm)],[f1807]) ).

fof(f1811,plain,
    ! [X0,X1,X2] :
      ( ~ icext(X1,X2)
      | icext(X0,X2)
      | ~ iext(uri_owl_equivalentClass,X0,X1) ),
    inference(cnf_transformation,[status(thm)],[f1807]) ).

fof(f2405,plain,
    ! [X0,X1] :
      ( ~ iext(uri_owl_unionOf,uri_ex_c,X0)
      | ~ iext(uri_rdf_rest,X1,uri_rdf_nil)
      | ~ iext(uri_rdf_first,X1,uri_ex_y)
      | ~ iext(uri_rdf_rest,X0,X1)
      | ~ iext(uri_rdf_first,X0,uri_ex_x) ),
    inference(pre_NNF_transformation,[status(thm)],[f560]) ).

fof(f2406,plain,
    ! [X0] :
      ( ~ iext(uri_owl_unionOf,uri_ex_c,X0)
      | ! [X1] :
          ( ~ iext(uri_rdf_rest,X1,uri_rdf_nil)
          | ~ iext(uri_rdf_first,X1,uri_ex_y)
          | ~ iext(uri_rdf_rest,X0,X1)
          | ~ iext(uri_rdf_first,X0,uri_ex_x) ) ),
    inference(miniscoping,[status(thm)],[f2405]) ).

fof(f2407,plain,
    ! [X0,X1] :
      ( ~ iext(uri_owl_unionOf,uri_ex_c,X0)
      | ~ iext(uri_rdf_rest,X1,uri_rdf_nil)
      | ~ iext(uri_rdf_first,X1,uri_ex_y)
      | ~ iext(uri_rdf_rest,X0,X1)
      | ~ iext(uri_rdf_first,X0,uri_ex_x) ),
    inference(cnf_transformation,[status(thm)],[f2406]) ).

fof(f2408,plain,
    ? [X0] :
      ( iext(uri_owl_equivalentClass,uri_ex_c,X0)
      & ? [X2] :
          ( iext(uri_rdf_rest,X2,uri_rdf_nil)
          & iext(uri_rdf_first,X2,uri_ex_y)
          & ? [X1] :
              ( iext(uri_rdf_rest,X1,X2)
              & iext(uri_rdf_first,X1,uri_ex_x)
              & iext(uri_owl_unionOf,X0,X1) ) ) ),
    inference(miniscoping,[status(thm)],[f561]) ).

fof(f2409,plain,
    ( iext(uri_owl_equivalentClass,uri_ex_c,sK199_skl)
    & iext(uri_rdf_rest,sK200_skl,uri_rdf_nil)
    & iext(uri_rdf_first,sK200_skl,uri_ex_y)
    & iext(uri_rdf_rest,sK201_skl,sK200_skl)
    & iext(uri_rdf_first,sK201_skl,uri_ex_x)
    & iext(uri_owl_unionOf,sK199_skl,sK201_skl) ),
    inference(skolemize,[status(esa),new_symbols(skolem,[sK199_skl,sK200_skl,sK201_skl]),skolemize(X0,sK199_skl),skolemize(X2,sK200_skl),skolemize(X1,sK201_skl)],[f2408]) ).

fof(f2410,plain,
    iext(uri_owl_unionOf,sK199_skl,sK201_skl),
    inference(cnf_transformation,[status(thm)],[f2409]) ).

fof(f2411,plain,
    iext(uri_rdf_first,sK201_skl,uri_ex_x),
    inference(cnf_transformation,[status(thm)],[f2409]) ).

fof(f2412,plain,
    iext(uri_rdf_rest,sK201_skl,sK200_skl),
    inference(cnf_transformation,[status(thm)],[f2409]) ).

fof(f2413,plain,
    iext(uri_rdf_first,sK200_skl,uri_ex_y),
    inference(cnf_transformation,[status(thm)],[f2409]) ).

fof(f2414,plain,
    iext(uri_rdf_rest,sK200_skl,uri_rdf_nil),
    inference(cnf_transformation,[status(thm)],[f2409]) ).

fof(f2415,plain,
    iext(uri_owl_equivalentClass,uri_ex_c,sK199_skl),
    inference(cnf_transformation,[status(thm)],[f2409]) ).

fof(f2529,plain,
    ! [X0] :
      ( ~ iext(uri_owl_unionOf,uri_ex_c,X0)
      | ~ iext(uri_rdf_rest,sK200_skl,uri_rdf_nil)
      | ~ iext(uri_rdf_rest,X0,sK200_skl)
      | ~ iext(uri_rdf_first,X0,uri_ex_x) ),
    inference(resolution,[status(thm)],[f2413,f2407]) ).

fof(f2537,plain,
    ! [X0,X1,X2] :
      ( ic(X1)
      | ~ iext(uri_owl_unionOf,X2,X0)
      | ~ iext(uri_rdf_rest,sK200_skl,uri_rdf_nil)
      | ~ iext(uri_rdf_rest,X0,sK200_skl)
      | ~ iext(uri_rdf_first,X0,X1) ),
    inference(resolution,[status(thm)],[f1174,f2413]) ).

fof(f2543,plain,
    ! [X0,X1,X2,X3] :
      ( icext(uri_ex_y,X3)
      | icext(X1,X3)
      | ~ icext(X2,X3)
      | ~ iext(uri_owl_unionOf,X2,X0)
      | ~ iext(uri_rdf_rest,sK200_skl,uri_rdf_nil)
      | ~ iext(uri_rdf_rest,X0,sK200_skl)
      | ~ iext(uri_rdf_first,X0,X1) ),
    inference(resolution,[status(thm)],[f1176,f2413]) ).

fof(f4305,plain,
    ic(uri_ex_c),
    inference(resolution,[status(thm)],[f933,f2415]) ).

fof(f5369,plain,
    ! [X0,X1,X2] :
      ( icext(uri_ex_y,sK7_skl(X2,uri_ex_y,X1,X0))
      | icext(X1,sK7_skl(X2,uri_ex_y,X1,X0))
      | icext(X2,sK7_skl(X2,uri_ex_y,X1,X0))
      | ~ ic(uri_ex_y)
      | ~ ic(X1)
      | ~ ic(X2)
      | iext(uri_owl_unionOf,X2,X0)
      | ~ iext(uri_rdf_rest,sK200_skl,uri_rdf_nil)
      | ~ iext(uri_rdf_rest,X0,sK200_skl)
      | ~ iext(uri_rdf_first,X0,X1) ),
    inference(resolution,[status(thm)],[f1181,f2413]) ).

fof(f5423,plain,
    ! [X0] :
      ( icext(uri_ex_y,sK7_skl(X0,uri_ex_y,uri_ex_x,sK201_skl))
      | icext(uri_ex_x,sK7_skl(X0,uri_ex_y,uri_ex_x,sK201_skl))
      | icext(X0,sK7_skl(X0,uri_ex_y,uri_ex_x,sK201_skl))
      | ~ ic(uri_ex_y)
      | ~ ic(uri_ex_x)
      | ~ ic(X0)
      | iext(uri_owl_unionOf,X0,sK201_skl)
      | ~ iext(uri_rdf_rest,sK200_skl,uri_rdf_nil)
      | ~ iext(uri_rdf_rest,sK201_skl,sK200_skl) ),
    inference(resolution,[status(thm)],[f5369,f2411]) ).

fof(f5825,plain,
    ! [X0,X1,X2,X3] :
      ( ~ icext(X2,X3)
      | icext(sK199_skl,X3)
      | ~ iext(uri_rdf_rest,X1,uri_rdf_nil)
      | ~ iext(uri_rdf_first,X1,X2)
      | ~ iext(uri_rdf_rest,sK201_skl,X1)
      | ~ iext(uri_rdf_first,sK201_skl,X0) ),
    inference(resolution,[status(thm)],[f2410,f1178]) ).

fof(f5828,plain,
    ! [X0,X1,X2,X3] :
      ( ~ icext(X0,X3)
      | icext(sK199_skl,X3)
      | ~ iext(uri_rdf_rest,X1,uri_rdf_nil)
      | ~ iext(uri_rdf_first,X1,X2)
      | ~ iext(uri_rdf_rest,sK201_skl,X1)
      | ~ iext(uri_rdf_first,sK201_skl,X0) ),
    inference(resolution,[status(thm)],[f2410,f1177]) ).

fof(f5834,plain,
    ! [X0,X1,X2] :
      ( ic(X2)
      | ~ iext(uri_rdf_rest,X1,uri_rdf_nil)
      | ~ iext(uri_rdf_first,X1,X2)
      | ~ iext(uri_rdf_rest,sK201_skl,X1)
      | ~ iext(uri_rdf_first,sK201_skl,X0) ),
    inference(resolution,[status(thm)],[f2410,f1175]) ).

fof(f5860,plain,
    ! [X0] :
      ( icext(uri_ex_y,sK7_skl(X0,uri_ex_y,uri_ex_x,sK201_skl))
      | icext(uri_ex_x,sK7_skl(X0,uri_ex_y,uri_ex_x,sK201_skl))
      | icext(X0,sK7_skl(X0,uri_ex_y,uri_ex_x,sK201_skl))
      | ~ ic(uri_ex_y)
      | ~ ic(uri_ex_x)
      | ~ ic(X0)
      | iext(uri_owl_unionOf,X0,sK201_skl)
      | ~ iext(uri_rdf_rest,sK200_skl,uri_rdf_nil) ),
    inference(backward_subsumption_resolution,[status(thm)],[f5423,f2412]) ).

fof(f5939,plain,
    ( ~ iext(uri_owl_unionOf,uri_ex_c,sK201_skl)
    | ~ iext(uri_rdf_rest,sK200_skl,uri_rdf_nil)
    | ~ iext(uri_rdf_first,sK201_skl,uri_ex_x) ),
    inference(resolution,[status(thm)],[f2412,f2529]) ).

fof(f6025,plain,
    ( ~ iext(uri_owl_unionOf,uri_ex_c,sK201_skl)
    | ~ iext(uri_rdf_rest,sK200_skl,uri_rdf_nil) ),
    inference(forward_subsumption_resolution,[status(thm)],[f5939,f2411]) ).

fof(f6039,plain,
    ~ iext(uri_owl_unionOf,uri_ex_c,sK201_skl),
    inference(backward_subsumption_resolution,[status(thm)],[f6025,f2414]) ).

fof(f6091,plain,
    ! [X0,X1,X2,X3] :
      ( icext(uri_ex_y,X3)
      | icext(X1,X3)
      | ~ icext(X2,X3)
      | ~ iext(uri_owl_unionOf,X2,X0)
      | ~ iext(uri_rdf_rest,X0,sK200_skl)
      | ~ iext(uri_rdf_first,X0,X1) ),
    inference(backward_subsumption_resolution,[status(thm)],[f2543,f2414]) ).

fof(f6096,plain,
    ! [X0,X1,X2] :
      ( ic(X1)
      | ~ iext(uri_owl_unionOf,X2,X0)
      | ~ iext(uri_rdf_rest,X0,sK200_skl)
      | ~ iext(uri_rdf_first,X0,X1) ),
    inference(backward_subsumption_resolution,[status(thm)],[f2537,f2414]) ).

fof(f6395,plain,
    ! [X0] :
      ( ic(X0)
      | ~ iext(uri_rdf_rest,sK201_skl,sK200_skl)
      | ~ iext(uri_rdf_first,sK201_skl,X0) ),
    inference(resolution,[status(thm)],[f6096,f2410]) ).

fof(f6396,plain,
    ! [X0] :
      ( ic(X0)
      | ~ iext(uri_rdf_first,sK201_skl,X0) ),
    inference(forward_subsumption_resolution,[status(thm)],[f6395,f2412]) ).

fof(f6397,plain,
    ! [X0,X1,X2] :
      ( ~ icext(X1,X2)
      | icext(sK199_skl,X2)
      | ~ iext(uri_rdf_rest,sK200_skl,uri_rdf_nil)
      | ~ iext(uri_rdf_first,sK200_skl,X1)
      | ~ iext(uri_rdf_first,sK201_skl,X0) ),
    inference(resolution,[status(thm)],[f5825,f2412]) ).

fof(f6399,plain,
    ! [X0,X1,X2] :
      ( ~ icext(X1,X2)
      | icext(sK199_skl,X2)
      | ~ iext(uri_rdf_first,sK200_skl,X1)
      | ~ iext(uri_rdf_first,sK201_skl,X0) ),
    inference(forward_subsumption_resolution,[status(thm)],[f6397,f2414]) ).

fof(f6401,plain,
    ic(uri_ex_x),
    inference(resolution,[status(thm)],[f6396,f2411]) ).

fof(f6438,plain,
    ! [X0,X1,X2] :
      ( ~ icext(X0,X2)
      | icext(sK199_skl,X2)
      | ~ iext(uri_rdf_rest,sK200_skl,uri_rdf_nil)
      | ~ iext(uri_rdf_first,sK200_skl,X1)
      | ~ iext(uri_rdf_first,sK201_skl,X0) ),
    inference(resolution,[status(thm)],[f5828,f2412]) ).

fof(f6440,plain,
    ! [X0,X1,X2] :
      ( ~ icext(X0,X2)
      | icext(sK199_skl,X2)
      | ~ iext(uri_rdf_first,sK200_skl,X1)
      | ~ iext(uri_rdf_first,sK201_skl,X0) ),
    inference(forward_subsumption_resolution,[status(thm)],[f6438,f2414]) ).

fof(f6504,plain,
    ! [X0,X1] :
      ( ic(X1)
      | ~ iext(uri_rdf_rest,sK200_skl,uri_rdf_nil)
      | ~ iext(uri_rdf_first,sK200_skl,X1)
      | ~ iext(uri_rdf_first,sK201_skl,X0) ),
    inference(resolution,[status(thm)],[f5834,f2412]) ).

fof(f6506,plain,
    ! [X0,X1] :
      ( ic(X1)
      | ~ iext(uri_rdf_first,sK200_skl,X1)
      | ~ iext(uri_rdf_first,sK201_skl,X0) ),
    inference(forward_subsumption_resolution,[status(thm)],[f6504,f2414]) ).

fof(f6636,plain,
    ! [X0] :
      ( ic(X0)
      | ~ iext(uri_rdf_first,sK200_skl,X0) ),
    inference(resolution,[status(thm)],[f6506,f2411]) ).

fof(f6637,plain,
    ic(uri_ex_y),
    inference(resolution,[status(thm)],[f6636,f2413]) ).

fof(f7005,plain,
    ! [X0,X1] :
      ( ~ icext(X0,X1)
      | icext(sK199_skl,X1)
      | ~ iext(uri_rdf_first,sK200_skl,X0) ),
    inference(resolution,[status(thm)],[f6399,f2411]) ).

fof(f7006,plain,
    ! [X0] :
      ( ~ icext(uri_ex_y,X0)
      | icext(sK199_skl,X0) ),
    inference(resolution,[status(thm)],[f7005,f2413]) ).

fof(f7132,plain,
    ! [X0,X1] :
      ( ~ icext(uri_ex_x,X1)
      | icext(sK199_skl,X1)
      | ~ iext(uri_rdf_first,sK200_skl,X0) ),
    inference(resolution,[status(thm)],[f6440,f2411]) ).

fof(f7133,plain,
    ! [X0] :
      ( ~ icext(uri_ex_x,X0)
      | icext(sK199_skl,X0) ),
    inference(resolution,[status(thm)],[f7132,f2413]) ).

fof(f7888,plain,
    ! [X0,X1] :
      ( icext(uri_ex_y,X1)
      | icext(X0,X1)
      | ~ icext(sK199_skl,X1)
      | ~ iext(uri_rdf_rest,sK201_skl,sK200_skl)
      | ~ iext(uri_rdf_first,sK201_skl,X0) ),
    inference(resolution,[status(thm)],[f6091,f2410]) ).

fof(f7889,plain,
    ! [X0,X1] :
      ( icext(uri_ex_y,X1)
      | icext(X0,X1)
      | ~ icext(sK199_skl,X1)
      | ~ iext(uri_rdf_first,sK201_skl,X0) ),
    inference(forward_subsumption_resolution,[status(thm)],[f7888,f2412]) ).

fof(f7890,plain,
    ! [X0] :
      ( icext(uri_ex_y,X0)
      | icext(uri_ex_x,X0)
      | ~ icext(sK199_skl,X0) ),
    inference(resolution,[status(thm)],[f7889,f2411]) ).

fof(f9252,plain,
    ! [X0] :
      ( icext(uri_ex_y,sK7_skl(X0,uri_ex_y,uri_ex_x,sK201_skl))
      | icext(uri_ex_x,sK7_skl(X0,uri_ex_y,uri_ex_x,sK201_skl))
      | icext(X0,sK7_skl(X0,uri_ex_y,uri_ex_x,sK201_skl))
      | ~ ic(uri_ex_y)
      | ~ ic(uri_ex_x)
      | ~ ic(X0)
      | iext(uri_owl_unionOf,X0,sK201_skl) ),
    inference(forward_subsumption_resolution,[status(thm)],[f5860,f2414]) ).

fof(f9256,plain,
    ( icext(uri_ex_y,sK7_skl(uri_ex_c,uri_ex_y,uri_ex_x,sK201_skl))
    | icext(uri_ex_x,sK7_skl(uri_ex_c,uri_ex_y,uri_ex_x,sK201_skl))
    | icext(uri_ex_c,sK7_skl(uri_ex_c,uri_ex_y,uri_ex_x,sK201_skl))
    | ~ ic(uri_ex_y)
    | ~ ic(uri_ex_x)
    | iext(uri_owl_unionOf,uri_ex_c,sK201_skl) ),
    inference(resolution,[status(thm)],[f9252,f4305]) ).

fof(f9330,plain,
    ( icext(uri_ex_y,sK7_skl(uri_ex_c,uri_ex_y,uri_ex_x,sK201_skl))
    | icext(uri_ex_x,sK7_skl(uri_ex_c,uri_ex_y,uri_ex_x,sK201_skl))
    | icext(uri_ex_c,sK7_skl(uri_ex_c,uri_ex_y,uri_ex_x,sK201_skl))
    | ~ ic(uri_ex_y)
    | ~ ic(uri_ex_x) ),
    inference(forward_subsumption_resolution,[status(thm)],[f9256,f6039]) ).

fof(f9398,plain,
    ( icext(uri_ex_y,sK7_skl(uri_ex_c,uri_ex_y,uri_ex_x,sK201_skl))
    | icext(uri_ex_x,sK7_skl(uri_ex_c,uri_ex_y,uri_ex_x,sK201_skl))
    | icext(uri_ex_c,sK7_skl(uri_ex_c,uri_ex_y,uri_ex_x,sK201_skl))
    | ~ ic(uri_ex_y) ),
    inference(forward_subsumption_resolution,[status(thm)],[f9330,f6401]) ).

fof(f9399,plain,
    ( icext(uri_ex_y,sK7_skl(uri_ex_c,uri_ex_y,uri_ex_x,sK201_skl))
    | icext(uri_ex_x,sK7_skl(uri_ex_c,uri_ex_y,uri_ex_x,sK201_skl))
    | icext(uri_ex_c,sK7_skl(uri_ex_c,uri_ex_y,uri_ex_x,sK201_skl)) ),
    inference(resolution,[status(thm)],[f9398,f6637]) ).

fof(f13819,plain,
    ! [X0] :
      ( icext(sK199_skl,X0)
      | ~ icext(uri_ex_c,X0) ),
    inference(resolution,[status(thm)],[f1810,f2415]) ).

fof(f13820,plain,
    ! [X0] :
      ( ~ icext(sK199_skl,X0)
      | icext(uri_ex_c,X0) ),
    inference(resolution,[status(thm)],[f1811,f2415]) ).

fof(f13823,plain,
    ( icext(uri_ex_y,sK7_skl(uri_ex_c,uri_ex_y,uri_ex_x,sK201_skl))
    | icext(uri_ex_x,sK7_skl(uri_ex_c,uri_ex_y,uri_ex_x,sK201_skl))
    | icext(sK199_skl,sK7_skl(uri_ex_c,uri_ex_y,uri_ex_x,sK201_skl)) ),
    inference(resolution,[status(thm)],[f13819,f9399]) ).

fof(f13828,plain,
    ( icext(uri_ex_y,sK7_skl(uri_ex_c,uri_ex_y,uri_ex_x,sK201_skl))
    | icext(uri_ex_x,sK7_skl(uri_ex_c,uri_ex_y,uri_ex_x,sK201_skl)) ),
    inference(forward_subsumption_resolution,[status(thm)],[f13823,f7890]) ).

fof(f13829,plain,
    ( icext(sK199_skl,sK7_skl(uri_ex_c,uri_ex_y,uri_ex_x,sK201_skl))
    | icext(uri_ex_x,sK7_skl(uri_ex_c,uri_ex_y,uri_ex_x,sK201_skl)) ),
    inference(resolution,[status(thm)],[f13828,f7006]) ).

fof(f13832,plain,
    icext(sK199_skl,sK7_skl(uri_ex_c,uri_ex_y,uri_ex_x,sK201_skl)),
    inference(forward_subsumption_resolution,[status(thm)],[f13829,f7133]) ).

fof(f13836,plain,
    icext(uri_ex_c,sK7_skl(uri_ex_c,uri_ex_y,uri_ex_x,sK201_skl)),
    inference(resolution,[status(thm)],[f13820,f13832]) ).

fof(f13859,plain,
    ! [X0] :
      ( ~ icext(uri_ex_y,sK7_skl(uri_ex_c,uri_ex_y,uri_ex_x,sK201_skl))
      | ~ ic(uri_ex_y)
      | ~ ic(uri_ex_x)
      | ~ ic(uri_ex_c)
      | iext(uri_owl_unionOf,uri_ex_c,sK201_skl)
      | ~ iext(uri_rdf_rest,X0,uri_rdf_nil)
      | ~ iext(uri_rdf_first,X0,uri_ex_y)
      | ~ iext(uri_rdf_rest,sK201_skl,X0)
      | ~ iext(uri_rdf_first,sK201_skl,uri_ex_x) ),
    inference(resolution,[status(thm)],[f13836,f1180]) ).

fof(f13860,plain,
    ! [X0] :
      ( ~ icext(uri_ex_x,sK7_skl(uri_ex_c,uri_ex_y,uri_ex_x,sK201_skl))
      | ~ ic(uri_ex_y)
      | ~ ic(uri_ex_x)
      | ~ ic(uri_ex_c)
      | iext(uri_owl_unionOf,uri_ex_c,sK201_skl)
      | ~ iext(uri_rdf_rest,X0,uri_rdf_nil)
      | ~ iext(uri_rdf_first,X0,uri_ex_y)
      | ~ iext(uri_rdf_rest,sK201_skl,X0)
      | ~ iext(uri_rdf_first,sK201_skl,uri_ex_x) ),
    inference(resolution,[status(thm)],[f13836,f1179]) ).

fof(f13863,plain,
    ! [X0] :
      ( ~ icext(uri_ex_y,sK7_skl(uri_ex_c,uri_ex_y,uri_ex_x,sK201_skl))
      | ~ ic(uri_ex_y)
      | ~ ic(uri_ex_x)
      | ~ ic(uri_ex_c)
      | iext(uri_owl_unionOf,uri_ex_c,sK201_skl)
      | ~ iext(uri_rdf_rest,X0,uri_rdf_nil)
      | ~ iext(uri_rdf_first,X0,uri_ex_y)
      | ~ iext(uri_rdf_rest,sK201_skl,X0) ),
    inference(forward_subsumption_resolution,[status(thm)],[f13859,f2411]) ).

fof(f13864,plain,
    ! [X0] :
      ( ~ icext(uri_ex_x,sK7_skl(uri_ex_c,uri_ex_y,uri_ex_x,sK201_skl))
      | ~ ic(uri_ex_y)
      | ~ ic(uri_ex_x)
      | ~ ic(uri_ex_c)
      | iext(uri_owl_unionOf,uri_ex_c,sK201_skl)
      | ~ iext(uri_rdf_rest,X0,uri_rdf_nil)
      | ~ iext(uri_rdf_first,X0,uri_ex_y)
      | ~ iext(uri_rdf_rest,sK201_skl,X0) ),
    inference(forward_subsumption_resolution,[status(thm)],[f13860,f2411]) ).

fof(f14124,plain,
    ! [X0] :
      ( ~ icext(uri_ex_y,sK7_skl(uri_ex_c,uri_ex_y,uri_ex_x,sK201_skl))
      | ~ ic(uri_ex_y)
      | ~ ic(uri_ex_x)
      | ~ ic(uri_ex_c)
      | ~ iext(uri_rdf_rest,X0,uri_rdf_nil)
      | ~ iext(uri_rdf_first,X0,uri_ex_y)
      | ~ iext(uri_rdf_rest,sK201_skl,X0) ),
    inference(forward_subsumption_resolution,[status(thm)],[f13863,f6039]) ).

fof(f14125,plain,
    ! [X0] :
      ( icext(uri_ex_x,sK7_skl(uri_ex_c,uri_ex_y,uri_ex_x,sK201_skl))
      | ~ ic(uri_ex_y)
      | ~ ic(uri_ex_x)
      | ~ ic(uri_ex_c)
      | ~ iext(uri_rdf_rest,X0,uri_rdf_nil)
      | ~ iext(uri_rdf_first,X0,uri_ex_y)
      | ~ iext(uri_rdf_rest,sK201_skl,X0) ),
    inference(resolution,[status(thm)],[f14124,f13828]) ).

fof(f14126,plain,
    ! [X0] :
      ( icext(uri_ex_x,sK7_skl(uri_ex_c,uri_ex_y,uri_ex_x,sK201_skl))
      | ~ ic(uri_ex_y)
      | ~ ic(uri_ex_x)
      | ~ iext(uri_rdf_rest,X0,uri_rdf_nil)
      | ~ iext(uri_rdf_first,X0,uri_ex_y)
      | ~ iext(uri_rdf_rest,sK201_skl,X0) ),
    inference(forward_subsumption_resolution,[status(thm)],[f14125,f4305]) ).

fof(f14127,plain,
    ! [X0] :
      ( ~ icext(uri_ex_x,sK7_skl(uri_ex_c,uri_ex_y,uri_ex_x,sK201_skl))
      | ~ ic(uri_ex_y)
      | ~ ic(uri_ex_x)
      | ~ ic(uri_ex_c)
      | ~ iext(uri_rdf_rest,X0,uri_rdf_nil)
      | ~ iext(uri_rdf_first,X0,uri_ex_y)
      | ~ iext(uri_rdf_rest,sK201_skl,X0) ),
    inference(forward_subsumption_resolution,[status(thm)],[f13864,f6039]) ).

fof(f14250,plain,
    ! [X0] :
      ( ~ ic(uri_ex_y)
      | ~ ic(uri_ex_x)
      | ~ ic(uri_ex_c)
      | ~ iext(uri_rdf_rest,X0,uri_rdf_nil)
      | ~ iext(uri_rdf_first,X0,uri_ex_y)
      | ~ iext(uri_rdf_rest,sK201_skl,X0) ),
    inference(backward_subsumption_resolution,[status(thm)],[f14127,f14251]) ).

fof(f14251,plain,
    ! [X0] :
      ( icext(uri_ex_x,sK7_skl(uri_ex_c,uri_ex_y,uri_ex_x,sK201_skl))
      | ~ ic(uri_ex_y)
      | ~ iext(uri_rdf_rest,X0,uri_rdf_nil)
      | ~ iext(uri_rdf_first,X0,uri_ex_y)
      | ~ iext(uri_rdf_rest,sK201_skl,X0) ),
    inference(forward_subsumption_resolution,[status(thm)],[f14126,f6401]) ).

fof(f14253,plain,
    ! [X0] :
      ( ~ ic(uri_ex_y)
      | ~ ic(uri_ex_x)
      | ~ iext(uri_rdf_rest,X0,uri_rdf_nil)
      | ~ iext(uri_rdf_first,X0,uri_ex_y)
      | ~ iext(uri_rdf_rest,sK201_skl,X0) ),
    inference(forward_subsumption_resolution,[status(thm)],[f14250,f4305]) ).

fof(f14257,plain,
    ! [X0] :
      ( ~ ic(uri_ex_y)
      | ~ iext(uri_rdf_rest,X0,uri_rdf_nil)
      | ~ iext(uri_rdf_first,X0,uri_ex_y)
      | ~ iext(uri_rdf_rest,sK201_skl,X0) ),
    inference(forward_subsumption_resolution,[status(thm)],[f14253,f6401]) ).

fof(f14258,plain,
    ( ~ ic(uri_ex_y)
    | ~ iext(uri_rdf_rest,sK200_skl,uri_rdf_nil)
    | ~ iext(uri_rdf_first,sK200_skl,uri_ex_y) ),
    inference(resolution,[status(thm)],[f14257,f2412]) ).

fof(f14259,plain,
    ( ~ ic(uri_ex_y)
    | ~ iext(uri_rdf_rest,sK200_skl,uri_rdf_nil) ),
    inference(forward_subsumption_resolution,[status(thm)],[f14258,f2413]) ).

fof(f14261,plain,
    ~ ic(uri_ex_y),
    inference(forward_subsumption_resolution,[status(thm)],[f14259,f2414]) ).

fof(f14262,plain,
    $false,
    inference(backward_subsumption_resolution,[status(thm)],[f6637,f14261]) ).

%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.00/0.02  % Problem  : SWB041+1 : TPTP v9.3.1. Released v5.2.0.
% 0.00/0.03  % Command  : drodi -timeout(300) /export/starexec/sandbox2/benchmark/theBenchmark.p
% 0.09/5.58  % Computer : n026.cluster.edu
% 0.09/5.58  % Model    : x86_64 x86_64
% 0.09/5.58  % CPU      : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.09/5.58  % Memory   : 8046.5625MB
% 0.09/5.58  % OS       : Linux 6.8.0-71-generic
% 0.09/5.58  % CPULimit : 300
% 0.09/5.58  % WCLimit  : 300
% 0.09/5.58  % DateTime : Mon Sep 21 07:46:13 UTC 2026
% 0.09/5.58  % CPUTime  : 
% 0.15/5.63  % Drodi V4.1.1
% 42.58/11.09  % Refutation found
% 42.58/11.09  % SZS status Theorem for theBenchmark: Theorem is valid
% 42.58/11.09  % SZS output start CNFRefutation for theBenchmark
% See solution above
% 21.83/11.14  % Elapsed time: 5.542601 seconds
% 21.83/11.14  % CPU time: 43.501954 seconds
% 21.83/11.14  % Total memory used: 281.808 MB
% 21.83/11.14  % Net memory used: 264.410 MB
%------------------------------------------------------------------------------