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Drodi---4.1.1.THM-CRf.s

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%------------------------------------------------------------------------------
% File     : Drodi---4.1.1
% Problem  : SEU412+1 : TPTP v9.3.1. Released v3.4.0.
% Transfm  : none
% Format   : tptp:raw
% Command  : drodi -timeout(300) /export/starexec/sandbox2/benchmark/theBenchmark.p

% Computer : n004.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 02:20:28 PM UTC 2026

% Result   : Theorem 107.08s 18.94s
% Output   : CNFRefutation 107.08s
% Verified : 
% SZS Type : Refutation
%            Derivation depth      :   25
%            Number of leaves      :   15
% Syntax   : Number of formulae    :  122 (  13 unt;   0 def)
%            Number of atoms       :  517 (  37 equ)
%            Maximal formula atoms :   14 (   4 avg)
%            Number of connectives :  691 ( 296   ~; 284   |;  88   &)
%                                         (   7 <=>;  16  =>;   0  <=;   0 <~>)
%            Maximal formula depth :   16 (   6 avg)
%            Maximal term depth    :    4 (   1 avg)
%            Number of predicates  :    9 (   7 usr;   1 prp; 0-3 aty)
%            Number of functors    :   16 (  16 usr;   4 con; 0-6 aty)
%            Number of variables   :  263 ( 251   !;  12   ?)

% Comments : 
%------------------------------------------------------------------------------
fof(f1,conjecture,
    ! [A,B,C] :
      ( l1_orders_2(C)
     => ! [D] :
          ( l1_orders_2(D)
         => ~ ( ~ ( r2_hidden(B,k4_xboole_0(u1_struct_0(D),u1_struct_0(C)))
                  & r2_hidden(A,k4_xboole_0(u1_struct_0(C),u1_struct_0(D))) )
              & ~ ( r2_hidden(B,u1_struct_0(D))
                  & r2_hidden(A,u1_struct_0(D)) )
              & ~ ( r2_hidden(B,u1_struct_0(C))
                  & r2_hidden(A,u1_struct_0(C)) )
              & m1_subset_1(k3_xboole_0(u1_struct_0(C),u1_struct_0(D)),k1_zfmisc_1(u1_struct_0(C)))
              & v13_waybel_0(k3_xboole_0(u1_struct_0(C),u1_struct_0(D)),C)
              & r2_hidden(k4_tarski(A,B),u1_orders_2(k1_latsum_1(C,D))) ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p') ).

fof(f2,negated_conjecture,
    ~ ! [A,B,C] :
        ( l1_orders_2(C)
       => ! [D] :
            ( l1_orders_2(D)
           => ~ ( ~ ( r2_hidden(B,k4_xboole_0(u1_struct_0(D),u1_struct_0(C)))
                    & r2_hidden(A,k4_xboole_0(u1_struct_0(C),u1_struct_0(D))) )
                & ~ ( r2_hidden(B,u1_struct_0(D))
                    & r2_hidden(A,u1_struct_0(D)) )
                & ~ ( r2_hidden(B,u1_struct_0(C))
                    & r2_hidden(A,u1_struct_0(C)) )
                & m1_subset_1(k3_xboole_0(u1_struct_0(C),u1_struct_0(D)),k1_zfmisc_1(u1_struct_0(C)))
                & v13_waybel_0(k3_xboole_0(u1_struct_0(C),u1_struct_0(D)),C)
                & r2_hidden(k4_tarski(A,B),u1_orders_2(k1_latsum_1(C,D))) ) ) ),
    inference(negated_conjecture,[status(cth)],[f1]) ).

fof(f7,axiom,
    ! [A,B] : k3_xboole_0(A,B) = k3_xboole_0(B,A),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p') ).

fof(f8,axiom,
    ! [A] :
      ( l1_orders_2(A)
     => ! [B] :
          ( l1_orders_2(B)
         => ! [C] :
              ( ( l1_orders_2(C)
                & v1_orders_2(C) )
             => ( C = k1_latsum_1(A,B)
              <=> ( u1_orders_2(C) = k2_xboole_0(k2_xboole_0(u1_orders_2(A),u1_orders_2(B)),k7_relset_1(u1_struct_0(A),u1_struct_0(A),u1_struct_0(B),u1_struct_0(B),u1_orders_2(A),u1_orders_2(B)))
                  & u1_struct_0(C) = k2_xboole_0(u1_struct_0(A),u1_struct_0(B)) ) ) ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p') ).

fof(f9,axiom,
    ! [A,B,C] :
      ( C = k2_xboole_0(A,B)
    <=> ! [D] :
          ( r2_hidden(D,C)
        <=> ( r2_hidden(D,B)
            | r2_hidden(D,A) ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p') ).

fof(f10,axiom,
    ! [A,B,C] :
      ( C = k4_xboole_0(A,B)
    <=> ! [D] :
          ( r2_hidden(D,C)
        <=> ( ~ r2_hidden(D,B)
            & r2_hidden(D,A) ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p') ).

fof(f12,axiom,
    ! [A,B] :
      ( ( l1_orders_2(B)
        & l1_orders_2(A) )
     => ( l1_orders_2(k1_latsum_1(A,B))
        & v1_orders_2(k1_latsum_1(A,B)) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p') ).

fof(f26,axiom,
    ! [A,B,C] :
      ( m2_relset_1(C,A,B)
     => m1_subset_1(C,k1_zfmisc_1(k2_zfmisc_1(A,B))) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p') ).

fof(f27,axiom,
    ! [A] :
      ( l1_orders_2(A)
     => m2_relset_1(u1_orders_2(A),u1_struct_0(A),u1_struct_0(A)) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p') ).

fof(f45,axiom,
    ! [A,B,C,D] :
      ( r2_hidden(k4_tarski(A,B),k2_zfmisc_1(C,D))
    <=> ( r2_hidden(B,D)
        & r2_hidden(A,C) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p') ).

fof(f46,axiom,
    ! [A] :
      ( l1_orders_2(A)
     => ! [B] :
          ( l1_orders_2(B)
         => ! [C,D] :
              ( ( r2_hidden(C,u1_struct_0(B))
                & r2_hidden(k4_tarski(C,D),u1_orders_2(k1_latsum_1(A,B)))
                & m1_subset_1(k3_xboole_0(u1_struct_0(A),u1_struct_0(B)),k1_zfmisc_1(u1_struct_0(A)))
                & v13_waybel_0(k3_xboole_0(u1_struct_0(A),u1_struct_0(B)),A) )
             => r2_hidden(D,u1_struct_0(B)) ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p') ).

fof(f48,axiom,
    ! [A,B] :
      ( r2_hidden(A,B)
     => m1_subset_1(A,B) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p') ).

fof(f50,axiom,
    ! [A,B] :
      ( m1_subset_1(A,B)
     => ( r2_hidden(A,B)
        | v1_xboole_0(B) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p') ).

fof(f54,axiom,
    ! [A,B,C] :
      ( ( m1_subset_1(B,k1_zfmisc_1(C))
        & r2_hidden(A,B) )
     => m1_subset_1(A,C) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p') ).

fof(f55,axiom,
    ! [A,B,C] :
      ~ ( v1_xboole_0(C)
        & m1_subset_1(B,k1_zfmisc_1(C))
        & r2_hidden(A,B) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p') ).

fof(f57,axiom,
    ! [A,B] :
      ~ ( v1_xboole_0(B)
        & r2_hidden(A,B) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p') ).

fof(f59,plain,
    ? [A,B,C] :
      ( ? [D] :
          ( ( ~ r2_hidden(B,k4_xboole_0(u1_struct_0(D),u1_struct_0(C)))
            | ~ r2_hidden(A,k4_xboole_0(u1_struct_0(C),u1_struct_0(D))) )
          & ( ~ r2_hidden(B,u1_struct_0(D))
            | ~ r2_hidden(A,u1_struct_0(D)) )
          & ( ~ r2_hidden(B,u1_struct_0(C))
            | ~ r2_hidden(A,u1_struct_0(C)) )
          & m1_subset_1(k3_xboole_0(u1_struct_0(C),u1_struct_0(D)),k1_zfmisc_1(u1_struct_0(C)))
          & v13_waybel_0(k3_xboole_0(u1_struct_0(C),u1_struct_0(D)),C)
          & r2_hidden(k4_tarski(A,B),u1_orders_2(k1_latsum_1(C,D)))
          & l1_orders_2(D) )
      & l1_orders_2(C) ),
    inference(pre_NNF_transformation,[status(thm)],[f2]) ).

fof(f60,plain,
    ? [C] :
      ( ? [D] :
          ( ? [A,B] :
              ( ( ~ r2_hidden(B,k4_xboole_0(u1_struct_0(D),u1_struct_0(C)))
                | ~ r2_hidden(A,k4_xboole_0(u1_struct_0(C),u1_struct_0(D))) )
              & ( ~ r2_hidden(B,u1_struct_0(D))
                | ~ r2_hidden(A,u1_struct_0(D)) )
              & ( ~ r2_hidden(B,u1_struct_0(C))
                | ~ r2_hidden(A,u1_struct_0(C)) )
              & m1_subset_1(k3_xboole_0(u1_struct_0(C),u1_struct_0(D)),k1_zfmisc_1(u1_struct_0(C)))
              & v13_waybel_0(k3_xboole_0(u1_struct_0(C),u1_struct_0(D)),C)
              & r2_hidden(k4_tarski(A,B),u1_orders_2(k1_latsum_1(C,D))) )
          & l1_orders_2(D) )
      & l1_orders_2(C) ),
    inference(miniscoping,[status(thm)],[f59]) ).

fof(f61,plain,
    ( ( ~ r2_hidden(sK3_skl,k4_xboole_0(u1_struct_0(sK1_skl),u1_struct_0(sK0_skl)))
      | ~ r2_hidden(sK2_skl,k4_xboole_0(u1_struct_0(sK0_skl),u1_struct_0(sK1_skl))) )
    & ( ~ r2_hidden(sK3_skl,u1_struct_0(sK1_skl))
      | ~ r2_hidden(sK2_skl,u1_struct_0(sK1_skl)) )
    & ( ~ r2_hidden(sK3_skl,u1_struct_0(sK0_skl))
      | ~ r2_hidden(sK2_skl,u1_struct_0(sK0_skl)) )
    & m1_subset_1(k3_xboole_0(u1_struct_0(sK0_skl),u1_struct_0(sK1_skl)),k1_zfmisc_1(u1_struct_0(sK0_skl)))
    & v13_waybel_0(k3_xboole_0(u1_struct_0(sK0_skl),u1_struct_0(sK1_skl)),sK0_skl)
    & r2_hidden(k4_tarski(sK2_skl,sK3_skl),u1_orders_2(k1_latsum_1(sK0_skl,sK1_skl)))
    & l1_orders_2(sK1_skl)
    & l1_orders_2(sK0_skl) ),
    inference(skolemize,[status(esa),new_symbols(skolem,[sK0_skl,sK1_skl,sK2_skl,sK3_skl]),skolemize(C,sK0_skl),skolemize(D,sK1_skl),skolemize(A,sK2_skl),skolemize(B,sK3_skl)],[f60]) ).

fof(f62,plain,
    l1_orders_2(sK0_skl),
    inference(cnf_transformation,[status(thm)],[f61]) ).

fof(f63,plain,
    l1_orders_2(sK1_skl),
    inference(cnf_transformation,[status(thm)],[f61]) ).

fof(f64,plain,
    r2_hidden(k4_tarski(sK2_skl,sK3_skl),u1_orders_2(k1_latsum_1(sK0_skl,sK1_skl))),
    inference(cnf_transformation,[status(thm)],[f61]) ).

fof(f65,plain,
    v13_waybel_0(k3_xboole_0(u1_struct_0(sK0_skl),u1_struct_0(sK1_skl)),sK0_skl),
    inference(cnf_transformation,[status(thm)],[f61]) ).

fof(f66,plain,
    m1_subset_1(k3_xboole_0(u1_struct_0(sK0_skl),u1_struct_0(sK1_skl)),k1_zfmisc_1(u1_struct_0(sK0_skl))),
    inference(cnf_transformation,[status(thm)],[f61]) ).

fof(f67,plain,
    ( ~ r2_hidden(sK2_skl,u1_struct_0(sK0_skl))
    | ~ r2_hidden(sK3_skl,u1_struct_0(sK0_skl)) ),
    inference(cnf_transformation,[status(thm)],[f61]) ).

fof(f68,plain,
    ( ~ r2_hidden(sK3_skl,u1_struct_0(sK1_skl))
    | ~ r2_hidden(sK2_skl,u1_struct_0(sK1_skl)) ),
    inference(cnf_transformation,[status(thm)],[f61]) ).

fof(f69,plain,
    ( ~ r2_hidden(sK2_skl,k4_xboole_0(u1_struct_0(sK0_skl),u1_struct_0(sK1_skl)))
    | ~ r2_hidden(sK3_skl,k4_xboole_0(u1_struct_0(sK1_skl),u1_struct_0(sK0_skl))) ),
    inference(cnf_transformation,[status(thm)],[f61]) ).

fof(f78,plain,
    ! [X0,X1] : k3_xboole_0(X0,X1) = k3_xboole_0(X1,X0),
    inference(cnf_transformation,[status(thm)],[f7]) ).

fof(f79,plain,
    ! [A] :
      ( ! [B] :
          ( ! [C] :
              ( ( C = k1_latsum_1(A,B)
              <=> ( u1_orders_2(C) = k2_xboole_0(k2_xboole_0(u1_orders_2(A),u1_orders_2(B)),k7_relset_1(u1_struct_0(A),u1_struct_0(A),u1_struct_0(B),u1_struct_0(B),u1_orders_2(A),u1_orders_2(B)))
                  & u1_struct_0(C) = k2_xboole_0(u1_struct_0(A),u1_struct_0(B)) ) )
              | ~ l1_orders_2(C)
              | ~ v1_orders_2(C) )
          | ~ l1_orders_2(B) )
      | ~ l1_orders_2(A) ),
    inference(pre_NNF_transformation,[status(thm)],[f8]) ).

fof(f80,plain,
    ! [A] :
      ( ! [B] :
          ( ! [C] :
              ( ( ( u1_orders_2(C) != k2_xboole_0(k2_xboole_0(u1_orders_2(A),u1_orders_2(B)),k7_relset_1(u1_struct_0(A),u1_struct_0(A),u1_struct_0(B),u1_struct_0(B),u1_orders_2(A),u1_orders_2(B)))
                  | u1_struct_0(C) != k2_xboole_0(u1_struct_0(A),u1_struct_0(B))
                  | C = k1_latsum_1(A,B) )
                & ( ( u1_orders_2(C) = k2_xboole_0(k2_xboole_0(u1_orders_2(A),u1_orders_2(B)),k7_relset_1(u1_struct_0(A),u1_struct_0(A),u1_struct_0(B),u1_struct_0(B),u1_orders_2(A),u1_orders_2(B)))
                    & u1_struct_0(C) = k2_xboole_0(u1_struct_0(A),u1_struct_0(B)) )
                  | C != k1_latsum_1(A,B) ) )
              | ~ l1_orders_2(C)
              | ~ v1_orders_2(C) )
          | ~ l1_orders_2(B) )
      | ~ l1_orders_2(A) ),
    inference(NNF_transformation,[status(thm)],[f79]) ).

fof(f81,plain,
    ! [X0,X1,X2] :
      ( ~ l1_orders_2(X1)
      | X0 != k1_latsum_1(X1,X2)
      | ~ l1_orders_2(X2)
      | ~ v1_orders_2(X0)
      | u1_struct_0(X0) = k2_xboole_0(u1_struct_0(X1),u1_struct_0(X2))
      | ~ l1_orders_2(X0) ),
    inference(cnf_transformation,[status(thm)],[f80]) ).

fof(f84,plain,
    ! [A,B,C] :
      ( ( ? [D] :
            ( ( r2_hidden(D,B)
              | r2_hidden(D,A)
              | r2_hidden(D,C) )
            & ( ( ~ r2_hidden(D,B)
                & ~ r2_hidden(D,A) )
              | ~ r2_hidden(D,C) ) )
        | C = k2_xboole_0(A,B) )
      & ( ! [D] :
            ( ( ( ~ r2_hidden(D,B)
                & ~ r2_hidden(D,A) )
              | r2_hidden(D,C) )
            & ( r2_hidden(D,B)
              | r2_hidden(D,A)
              | ~ r2_hidden(D,C) ) )
        | C != k2_xboole_0(A,B) ) ),
    inference(NNF_transformation,[status(thm)],[f9]) ).

fof(f85,plain,
    ( ! [A,B,C] :
        ( ? [D] :
            ( ( r2_hidden(D,B)
              | r2_hidden(D,A)
              | r2_hidden(D,C) )
            & ( ( ~ r2_hidden(D,B)
                & ~ r2_hidden(D,A) )
              | ~ r2_hidden(D,C) ) )
        | C = k2_xboole_0(A,B) )
    & ! [A,B,C] :
        ( ( ! [D] :
              ( ( ~ r2_hidden(D,B)
                & ~ r2_hidden(D,A) )
              | r2_hidden(D,C) )
          & ! [D] :
              ( r2_hidden(D,B)
              | r2_hidden(D,A)
              | ~ r2_hidden(D,C) ) )
        | C != k2_xboole_0(A,B) ) ),
    inference(miniscoping,[status(thm)],[f84]) ).

fof(f86,plain,
    ( ! [A,B,C] :
        ( ( ( r2_hidden(sK4_skl(C,B,A),B)
            | r2_hidden(sK4_skl(C,B,A),A)
            | r2_hidden(sK4_skl(C,B,A),C) )
          & ( ( ~ r2_hidden(sK4_skl(C,B,A),B)
              & ~ r2_hidden(sK4_skl(C,B,A),A) )
            | ~ r2_hidden(sK4_skl(C,B,A),C) ) )
        | C = k2_xboole_0(A,B) )
    & ! [A,B,C] :
        ( ( ! [D] :
              ( ( ~ r2_hidden(D,B)
                & ~ r2_hidden(D,A) )
              | r2_hidden(D,C) )
          & ! [D] :
              ( r2_hidden(D,B)
              | r2_hidden(D,A)
              | ~ r2_hidden(D,C) ) )
        | C != k2_xboole_0(A,B) ) ),
    inference(skolemize,[status(esa),new_symbols(skolem,[sK4_skl]),skolemize(D,sK4_skl(C,B,A))],[f85]) ).

fof(f87,plain,
    ! [X0,X1,X2,X3] :
      ( X2 != k2_xboole_0(X3,X1)
      | r2_hidden(X0,X3)
      | ~ r2_hidden(X0,X2)
      | r2_hidden(X0,X1) ),
    inference(cnf_transformation,[status(thm)],[f86]) ).

fof(f93,plain,
    ! [A,B,C] :
      ( ( ? [D] :
            ( ( ( ~ r2_hidden(D,B)
                & r2_hidden(D,A) )
              | r2_hidden(D,C) )
            & ( r2_hidden(D,B)
              | ~ r2_hidden(D,A)
              | ~ r2_hidden(D,C) ) )
        | C = k4_xboole_0(A,B) )
      & ( ! [D] :
            ( ( r2_hidden(D,B)
              | ~ r2_hidden(D,A)
              | r2_hidden(D,C) )
            & ( ( ~ r2_hidden(D,B)
                & r2_hidden(D,A) )
              | ~ r2_hidden(D,C) ) )
        | C != k4_xboole_0(A,B) ) ),
    inference(NNF_transformation,[status(thm)],[f10]) ).

fof(f94,plain,
    ( ! [A,B,C] :
        ( ? [D] :
            ( ( ( ~ r2_hidden(D,B)
                & r2_hidden(D,A) )
              | r2_hidden(D,C) )
            & ( r2_hidden(D,B)
              | ~ r2_hidden(D,A)
              | ~ r2_hidden(D,C) ) )
        | C = k4_xboole_0(A,B) )
    & ! [A,B,C] :
        ( ( ! [D] :
              ( r2_hidden(D,B)
              | ~ r2_hidden(D,A)
              | r2_hidden(D,C) )
          & ! [D] :
              ( ( ~ r2_hidden(D,B)
                & r2_hidden(D,A) )
              | ~ r2_hidden(D,C) ) )
        | C != k4_xboole_0(A,B) ) ),
    inference(miniscoping,[status(thm)],[f93]) ).

fof(f95,plain,
    ( ! [A,B,C] :
        ( ( ( ( ~ r2_hidden(sK5_skl(C,B,A),B)
              & r2_hidden(sK5_skl(C,B,A),A) )
            | r2_hidden(sK5_skl(C,B,A),C) )
          & ( r2_hidden(sK5_skl(C,B,A),B)
            | ~ r2_hidden(sK5_skl(C,B,A),A)
            | ~ r2_hidden(sK5_skl(C,B,A),C) ) )
        | C = k4_xboole_0(A,B) )
    & ! [A,B,C] :
        ( ( ! [D] :
              ( r2_hidden(D,B)
              | ~ r2_hidden(D,A)
              | r2_hidden(D,C) )
          & ! [D] :
              ( ( ~ r2_hidden(D,B)
                & r2_hidden(D,A) )
              | ~ r2_hidden(D,C) ) )
        | C != k4_xboole_0(A,B) ) ),
    inference(skolemize,[status(esa),new_symbols(skolem,[sK5_skl]),skolemize(D,sK5_skl(C,B,A))],[f94]) ).

fof(f98,plain,
    ! [X0,X1,X2,X3] :
      ( ~ r2_hidden(X3,X1)
      | r2_hidden(X3,X2)
      | r2_hidden(X3,X0)
      | X0 != k4_xboole_0(X1,X2) ),
    inference(cnf_transformation,[status(thm)],[f95]) ).

fof(f105,plain,
    ! [A,B] :
      ( ( l1_orders_2(k1_latsum_1(A,B))
        & v1_orders_2(k1_latsum_1(A,B)) )
      | ~ l1_orders_2(B)
      | ~ l1_orders_2(A) ),
    inference(pre_NNF_transformation,[status(thm)],[f12]) ).

fof(f106,plain,
    ! [X0,X1] :
      ( v1_orders_2(k1_latsum_1(X0,X1))
      | ~ l1_orders_2(X1)
      | ~ l1_orders_2(X0) ),
    inference(cnf_transformation,[status(thm)],[f105]) ).

fof(f107,plain,
    ! [X0,X1] :
      ( ~ l1_orders_2(X1)
      | l1_orders_2(k1_latsum_1(X1,X0))
      | ~ l1_orders_2(X0) ),
    inference(cnf_transformation,[status(thm)],[f105]) ).

fof(f114,plain,
    ! [A,B,C] :
      ( m1_subset_1(C,k1_zfmisc_1(k2_zfmisc_1(A,B)))
      | ~ m2_relset_1(C,A,B) ),
    inference(pre_NNF_transformation,[status(thm)],[f26]) ).

fof(f115,plain,
    ! [X0,X1,X2] :
      ( ~ m2_relset_1(X0,X1,X2)
      | m1_subset_1(X0,k1_zfmisc_1(k2_zfmisc_1(X1,X2))) ),
    inference(cnf_transformation,[status(thm)],[f114]) ).

fof(f116,plain,
    ! [A] :
      ( m2_relset_1(u1_orders_2(A),u1_struct_0(A),u1_struct_0(A))
      | ~ l1_orders_2(A) ),
    inference(pre_NNF_transformation,[status(thm)],[f27]) ).

fof(f117,plain,
    ! [X0] :
      ( ~ l1_orders_2(X0)
      | m2_relset_1(u1_orders_2(X0),u1_struct_0(X0),u1_struct_0(X0)) ),
    inference(cnf_transformation,[status(thm)],[f116]) ).

fof(f154,plain,
    ! [A,B,C,D] :
      ( ( ~ r2_hidden(B,D)
        | ~ r2_hidden(A,C)
        | r2_hidden(k4_tarski(A,B),k2_zfmisc_1(C,D)) )
      & ( ( r2_hidden(B,D)
          & r2_hidden(A,C) )
        | ~ r2_hidden(k4_tarski(A,B),k2_zfmisc_1(C,D)) ) ),
    inference(NNF_transformation,[status(thm)],[f45]) ).

fof(f155,plain,
    ( ! [A,B,C,D] :
        ( ~ r2_hidden(B,D)
        | ~ r2_hidden(A,C)
        | r2_hidden(k4_tarski(A,B),k2_zfmisc_1(C,D)) )
    & ! [A,B,C,D] :
        ( ( r2_hidden(B,D)
          & r2_hidden(A,C) )
        | ~ r2_hidden(k4_tarski(A,B),k2_zfmisc_1(C,D)) ) ),
    inference(miniscoping,[status(thm)],[f154]) ).

fof(f156,plain,
    ! [X0,X1,X2,X3] :
      ( ~ r2_hidden(k4_tarski(X0,X2),k2_zfmisc_1(X1,X3))
      | r2_hidden(X0,X1) ),
    inference(cnf_transformation,[status(thm)],[f155]) ).

fof(f157,plain,
    ! [X0,X1,X2,X3] :
      ( r2_hidden(X1,X3)
      | ~ r2_hidden(k4_tarski(X0,X1),k2_zfmisc_1(X2,X3)) ),
    inference(cnf_transformation,[status(thm)],[f155]) ).

fof(f159,plain,
    ! [A] :
      ( ! [B] :
          ( ! [C,D] :
              ( r2_hidden(D,u1_struct_0(B))
              | ~ r2_hidden(C,u1_struct_0(B))
              | ~ r2_hidden(k4_tarski(C,D),u1_orders_2(k1_latsum_1(A,B)))
              | ~ m1_subset_1(k3_xboole_0(u1_struct_0(A),u1_struct_0(B)),k1_zfmisc_1(u1_struct_0(A)))
              | ~ v13_waybel_0(k3_xboole_0(u1_struct_0(A),u1_struct_0(B)),A) )
          | ~ l1_orders_2(B) )
      | ~ l1_orders_2(A) ),
    inference(pre_NNF_transformation,[status(thm)],[f46]) ).

fof(f160,plain,
    ! [A] :
      ( ! [B] :
          ( ! [D] :
              ( r2_hidden(D,u1_struct_0(B))
              | ! [C] :
                  ( ~ r2_hidden(C,u1_struct_0(B))
                  | ~ r2_hidden(k4_tarski(C,D),u1_orders_2(k1_latsum_1(A,B)))
                  | ~ m1_subset_1(k3_xboole_0(u1_struct_0(A),u1_struct_0(B)),k1_zfmisc_1(u1_struct_0(A)))
                  | ~ v13_waybel_0(k3_xboole_0(u1_struct_0(A),u1_struct_0(B)),A) ) )
          | ~ l1_orders_2(B) )
      | ~ l1_orders_2(A) ),
    inference(miniscoping,[status(thm)],[f159]) ).

fof(f161,plain,
    ! [X0,X1,X2,X3] :
      ( ~ m1_subset_1(k3_xboole_0(u1_struct_0(X0),u1_struct_0(X1)),k1_zfmisc_1(u1_struct_0(X0)))
      | ~ r2_hidden(k4_tarski(X2,X3),u1_orders_2(k1_latsum_1(X0,X1)))
      | ~ l1_orders_2(X0)
      | ~ l1_orders_2(X1)
      | r2_hidden(X3,u1_struct_0(X1))
      | ~ r2_hidden(X2,u1_struct_0(X1))
      | ~ v13_waybel_0(k3_xboole_0(u1_struct_0(X0),u1_struct_0(X1)),X0) ),
    inference(cnf_transformation,[status(thm)],[f160]) ).

fof(f163,plain,
    ! [A,B] :
      ( m1_subset_1(A,B)
      | ~ r2_hidden(A,B) ),
    inference(pre_NNF_transformation,[status(thm)],[f48]) ).

fof(f164,plain,
    ! [X0,X1] :
      ( ~ r2_hidden(X0,X1)
      | m1_subset_1(X0,X1) ),
    inference(cnf_transformation,[status(thm)],[f163]) ).

fof(f166,plain,
    ! [A,B] :
      ( r2_hidden(A,B)
      | v1_xboole_0(B)
      | ~ m1_subset_1(A,B) ),
    inference(pre_NNF_transformation,[status(thm)],[f50]) ).

fof(f167,plain,
    ! [X0,X1] :
      ( ~ m1_subset_1(X0,X1)
      | v1_xboole_0(X1)
      | r2_hidden(X0,X1) ),
    inference(cnf_transformation,[status(thm)],[f166]) ).

fof(f174,plain,
    ! [A,B,C] :
      ( m1_subset_1(A,C)
      | ~ m1_subset_1(B,k1_zfmisc_1(C))
      | ~ r2_hidden(A,B) ),
    inference(pre_NNF_transformation,[status(thm)],[f54]) ).

fof(f175,plain,
    ! [A,C] :
      ( m1_subset_1(A,C)
      | ! [B] :
          ( ~ m1_subset_1(B,k1_zfmisc_1(C))
          | ~ r2_hidden(A,B) ) ),
    inference(miniscoping,[status(thm)],[f174]) ).

fof(f176,plain,
    ! [X0,X1,X2] :
      ( m1_subset_1(X0,X2)
      | ~ m1_subset_1(X1,k1_zfmisc_1(X2))
      | ~ r2_hidden(X0,X1) ),
    inference(cnf_transformation,[status(thm)],[f175]) ).

fof(f177,plain,
    ! [A,B,C] :
      ( ~ v1_xboole_0(C)
      | ~ m1_subset_1(B,k1_zfmisc_1(C))
      | ~ r2_hidden(A,B) ),
    inference(pre_NNF_transformation,[status(thm)],[f55]) ).

fof(f178,plain,
    ! [C] :
      ( ~ v1_xboole_0(C)
      | ! [B] :
          ( ~ m1_subset_1(B,k1_zfmisc_1(C))
          | ! [A] : ~ r2_hidden(A,B) ) ),
    inference(miniscoping,[status(thm)],[f177]) ).

fof(f179,plain,
    ! [X0,X1,X2] :
      ( ~ v1_xboole_0(X1)
      | ~ r2_hidden(X2,X0)
      | ~ m1_subset_1(X0,k1_zfmisc_1(X1)) ),
    inference(cnf_transformation,[status(thm)],[f178]) ).

fof(f182,plain,
    ! [A,B] :
      ( ~ v1_xboole_0(B)
      | ~ r2_hidden(A,B) ),
    inference(pre_NNF_transformation,[status(thm)],[f57]) ).

fof(f183,plain,
    ! [B] :
      ( ~ v1_xboole_0(B)
      | ! [A] : ~ r2_hidden(A,B) ),
    inference(miniscoping,[status(thm)],[f182]) ).

fof(f184,plain,
    ! [X0,X1] :
      ( ~ v1_xboole_0(X1)
      | ~ r2_hidden(X0,X1) ),
    inference(cnf_transformation,[status(thm)],[f183]) ).

fof(f292,plain,
    v13_waybel_0(k3_xboole_0(u1_struct_0(sK1_skl),u1_struct_0(sK0_skl)),sK0_skl),
    inference(forward_demodulation,[status(thm)],[f78,f65]) ).

fof(f324,plain,
    ! [X0,X1,X2,X3] :
      ( r2_hidden(X2,X0)
      | ~ m1_subset_1(k4_tarski(X2,X3),k2_zfmisc_1(X0,X1))
      | v1_xboole_0(k2_zfmisc_1(X0,X1)) ),
    inference(resolution,[status(thm)],[f167,f156]) ).

fof(f327,plain,
    ( ~ r2_hidden(sK3_skl,u1_struct_0(sK0_skl))
    | ~ m1_subset_1(sK2_skl,u1_struct_0(sK0_skl))
    | v1_xboole_0(u1_struct_0(sK0_skl)) ),
    inference(resolution,[status(thm)],[f167,f67]) ).

fof(f335,plain,
    ( ~ m1_subset_1(sK2_skl,u1_struct_0(sK0_skl))
    | ~ r2_hidden(sK3_skl,u1_struct_0(sK0_skl)) ),
    inference(forward_subsumption_resolution,[status(thm)],[f327,f184]) ).

fof(f338,plain,
    ! [X0,X1,X2,X3] :
      ( v1_xboole_0(k2_zfmisc_1(X3,X1))
      | ~ m1_subset_1(k4_tarski(X2,X0),k2_zfmisc_1(X3,X1))
      | r2_hidden(X0,X1) ),
    inference(resolution,[status(thm)],[f157,f167]) ).

fof(f446,plain,
    ! [X0,X1,X2] :
      ( r2_hidden(X0,k4_xboole_0(X2,X1))
      | ~ r2_hidden(X0,X2)
      | r2_hidden(X0,X1) ),
    inference(equality_resolution,[status(thm)],[f98]) ).

fof(f461,plain,
    ! [X0,X1,X2,X3] :
      ( ~ v13_waybel_0(k3_xboole_0(u1_struct_0(X2),u1_struct_0(X3)),X2)
      | ~ m1_subset_1(k3_xboole_0(u1_struct_0(X3),u1_struct_0(X2)),k1_zfmisc_1(u1_struct_0(X2)))
      | r2_hidden(X1,u1_struct_0(X3))
      | ~ l1_orders_2(X2)
      | ~ r2_hidden(X0,u1_struct_0(X3))
      | ~ l1_orders_2(X3)
      | ~ r2_hidden(k4_tarski(X0,X1),u1_orders_2(k1_latsum_1(X2,X3))) ),
    inference(paramodulation,[status(thm)],[f78,f161]) ).

fof(f578,plain,
    ! [X0,X1,X2,X3] :
      ( ~ r2_hidden(X0,X3)
      | ~ m2_relset_1(X3,X1,X2)
      | m1_subset_1(X0,k2_zfmisc_1(X1,X2)) ),
    inference(resolution,[status(thm)],[f115,f176]) ).

fof(f579,plain,
    ! [X0,X1,X2,X3] :
      ( ~ r2_hidden(X3,X0)
      | ~ v1_xboole_0(k2_zfmisc_1(X1,X2))
      | ~ m2_relset_1(X0,X1,X2) ),
    inference(resolution,[status(thm)],[f115,f179]) ).

fof(f580,plain,
    m1_subset_1(k3_xboole_0(u1_struct_0(sK1_skl),u1_struct_0(sK0_skl)),k1_zfmisc_1(u1_struct_0(sK0_skl))),
    inference(forward_demodulation,[status(thm)],[f78,f66]) ).

fof(f1340,plain,
    ( r2_hidden(sK2_skl,u1_struct_0(sK1_skl))
    | ~ r2_hidden(sK2_skl,u1_struct_0(sK0_skl))
    | ~ r2_hidden(sK3_skl,k4_xboole_0(u1_struct_0(sK1_skl),u1_struct_0(sK0_skl))) ),
    inference(resolution,[status(thm)],[f446,f69]) ).

fof(f1365,plain,
    ( ~ r2_hidden(sK3_skl,u1_struct_0(sK1_skl))
    | r2_hidden(sK3_skl,u1_struct_0(sK0_skl))
    | r2_hidden(sK2_skl,u1_struct_0(sK1_skl))
    | ~ r2_hidden(sK2_skl,u1_struct_0(sK0_skl)) ),
    inference(resolution,[status(thm)],[f1340,f446]) ).

fof(f1367,plain,
    ( r2_hidden(sK3_skl,u1_struct_0(sK0_skl))
    | ~ r2_hidden(sK2_skl,u1_struct_0(sK0_skl))
    | ~ r2_hidden(sK3_skl,u1_struct_0(sK1_skl)) ),
    inference(forward_subsumption_resolution,[status(thm)],[f1365,f68]) ).

fof(f1368,plain,
    ( ~ r2_hidden(sK2_skl,u1_struct_0(sK0_skl))
    | ~ r2_hidden(sK3_skl,u1_struct_0(sK1_skl)) ),
    inference(forward_subsumption_resolution,[status(thm)],[f1367,f67]) ).

fof(f1479,plain,
    ! [X0,X1,X2,X3] :
      ( ~ l1_orders_2(X3)
      | ~ v1_orders_2(X3)
      | ~ r2_hidden(X2,u1_struct_0(X3))
      | k1_latsum_1(X0,X1) != X3
      | r2_hidden(X2,u1_struct_0(X0))
      | r2_hidden(X2,u1_struct_0(X1))
      | ~ l1_orders_2(X1)
      | ~ l1_orders_2(X0) ),
    inference(resolution,[status(thm)],[f81,f87]) ).

fof(f1782,plain,
    ! [X0,X1] :
      ( ~ v13_waybel_0(k3_xboole_0(u1_struct_0(sK0_skl),u1_struct_0(sK1_skl)),sK0_skl)
      | r2_hidden(X1,u1_struct_0(sK1_skl))
      | ~ l1_orders_2(sK0_skl)
      | ~ r2_hidden(X0,u1_struct_0(sK1_skl))
      | ~ l1_orders_2(sK1_skl)
      | ~ r2_hidden(k4_tarski(X0,X1),u1_orders_2(k1_latsum_1(sK0_skl,sK1_skl))) ),
    inference(resolution,[status(thm)],[f461,f580]) ).

fof(f1789,plain,
    ! [X0,X1] :
      ( ~ v13_waybel_0(k3_xboole_0(u1_struct_0(sK1_skl),u1_struct_0(sK0_skl)),sK0_skl)
      | r2_hidden(X1,u1_struct_0(sK1_skl))
      | ~ l1_orders_2(sK0_skl)
      | ~ r2_hidden(X0,u1_struct_0(sK1_skl))
      | ~ l1_orders_2(sK1_skl)
      | ~ r2_hidden(k4_tarski(X0,X1),u1_orders_2(k1_latsum_1(sK0_skl,sK1_skl))) ),
    inference(forward_demodulation,[status(thm)],[f78,f1782]) ).

fof(f1790,plain,
    ! [X0,X1] :
      ( ~ l1_orders_2(sK0_skl)
      | r2_hidden(X1,u1_struct_0(sK1_skl))
      | ~ v13_waybel_0(k3_xboole_0(u1_struct_0(sK1_skl),u1_struct_0(sK0_skl)),sK0_skl)
      | ~ r2_hidden(X0,u1_struct_0(sK1_skl))
      | ~ r2_hidden(k4_tarski(X0,X1),u1_orders_2(k1_latsum_1(sK0_skl,sK1_skl))) ),
    inference(forward_subsumption_resolution,[status(thm)],[f1789,f63]) ).

fof(f1894,plain,
    ! [X0,X1,X2,X3,X4] :
      ( v1_xboole_0(k2_zfmisc_1(X1,X2))
      | r2_hidden(X4,X2)
      | ~ r2_hidden(k4_tarski(X3,X4),X0)
      | ~ m2_relset_1(X0,X1,X2) ),
    inference(resolution,[status(thm)],[f578,f338]) ).

fof(f1895,plain,
    ! [X0,X1,X2,X3,X4] :
      ( r2_hidden(X3,X1)
      | v1_xboole_0(k2_zfmisc_1(X1,X2))
      | ~ r2_hidden(k4_tarski(X3,X4),X0)
      | ~ m2_relset_1(X0,X1,X2) ),
    inference(resolution,[status(thm)],[f578,f324]) ).

fof(f1900,plain,
    ! [X0,X1,X2,X3,X4] :
      ( r2_hidden(X0,X3)
      | ~ m2_relset_1(X2,X3,X4)
      | ~ r2_hidden(k4_tarski(X0,X1),X2) ),
    inference(forward_subsumption_resolution,[status(thm)],[f1895,f579]) ).

fof(f1901,plain,
    ! [X0,X1,X2,X3,X4] :
      ( ~ m2_relset_1(X2,X4,X3)
      | r2_hidden(X1,X3)
      | ~ r2_hidden(k4_tarski(X0,X1),X2) ),
    inference(forward_subsumption_resolution,[status(thm)],[f1894,f579]) ).

fof(f2162,plain,
    ! [X0,X1] :
      ( r2_hidden(sK2_skl,X0)
      | ~ m2_relset_1(u1_orders_2(k1_latsum_1(sK0_skl,sK1_skl)),X0,X1) ),
    inference(resolution,[status(thm)],[f1900,f64]) ).

fof(f2169,plain,
    ! [X0,X1] :
      ( ~ m2_relset_1(u1_orders_2(k1_latsum_1(sK0_skl,sK1_skl)),X1,X0)
      | r2_hidden(sK3_skl,X0) ),
    inference(resolution,[status(thm)],[f1901,f64]) ).

fof(f2341,plain,
    ( r2_hidden(sK2_skl,u1_struct_0(k1_latsum_1(sK0_skl,sK1_skl)))
    | ~ l1_orders_2(k1_latsum_1(sK0_skl,sK1_skl)) ),
    inference(resolution,[status(thm)],[f2162,f117]) ).

fof(f2456,plain,
    ( ~ l1_orders_2(k1_latsum_1(sK0_skl,sK1_skl))
    | r2_hidden(sK3_skl,u1_struct_0(k1_latsum_1(sK0_skl,sK1_skl))) ),
    inference(resolution,[status(thm)],[f2169,f117]) ).

fof(f3414,plain,
    ! [X0,X1] :
      ( ~ l1_orders_2(k1_latsum_1(sK0_skl,sK1_skl))
      | ~ l1_orders_2(k1_latsum_1(sK0_skl,sK1_skl))
      | ~ v1_orders_2(k1_latsum_1(sK0_skl,sK1_skl))
      | k1_latsum_1(X0,X1) != k1_latsum_1(sK0_skl,sK1_skl)
      | r2_hidden(sK3_skl,u1_struct_0(X0))
      | r2_hidden(sK3_skl,u1_struct_0(X1))
      | ~ l1_orders_2(X1)
      | ~ l1_orders_2(X0) ),
    inference(resolution,[status(thm)],[f1479,f2456]) ).

fof(f3417,plain,
    ! [X0,X1] :
      ( ~ l1_orders_2(k1_latsum_1(sK0_skl,sK1_skl))
      | ~ l1_orders_2(k1_latsum_1(sK0_skl,sK1_skl))
      | ~ v1_orders_2(k1_latsum_1(sK0_skl,sK1_skl))
      | k1_latsum_1(X0,X1) != k1_latsum_1(sK0_skl,sK1_skl)
      | r2_hidden(sK2_skl,u1_struct_0(X0))
      | r2_hidden(sK2_skl,u1_struct_0(X1))
      | ~ l1_orders_2(X1)
      | ~ l1_orders_2(X0) ),
    inference(resolution,[status(thm)],[f1479,f2341]) ).

fof(f3437,plain,
    ! [X0,X1] :
      ( ~ l1_orders_2(X1)
      | ~ v1_orders_2(k1_latsum_1(sK0_skl,sK1_skl))
      | r2_hidden(sK3_skl,u1_struct_0(X0))
      | r2_hidden(sK3_skl,u1_struct_0(X1))
      | k1_latsum_1(sK0_skl,sK1_skl) != k1_latsum_1(X0,X1)
      | ~ l1_orders_2(k1_latsum_1(sK0_skl,sK1_skl))
      | ~ l1_orders_2(X0) ),
    inference(duplicate_literals_removal,[status(thm)],[f3414]) ).

fof(f3438,plain,
    ! [X0,X1] :
      ( ~ v1_orders_2(k1_latsum_1(sK0_skl,sK1_skl))
      | r2_hidden(sK2_skl,u1_struct_0(X1))
      | ~ l1_orders_2(X1)
      | k1_latsum_1(sK0_skl,sK1_skl) != k1_latsum_1(X1,X0)
      | r2_hidden(sK2_skl,u1_struct_0(X0))
      | ~ l1_orders_2(X0)
      | ~ l1_orders_2(k1_latsum_1(sK0_skl,sK1_skl)) ),
    inference(duplicate_literals_removal,[status(thm)],[f3417]) ).

fof(f3440,plain,
    ( ~ l1_orders_2(sK1_skl)
    | ~ v1_orders_2(k1_latsum_1(sK0_skl,sK1_skl))
    | r2_hidden(sK3_skl,u1_struct_0(sK0_skl))
    | r2_hidden(sK3_skl,u1_struct_0(sK1_skl))
    | ~ l1_orders_2(k1_latsum_1(sK0_skl,sK1_skl))
    | ~ l1_orders_2(sK0_skl) ),
    inference(equality_resolution,[status(thm)],[f3437]) ).

fof(f3441,plain,
    ( r2_hidden(sK3_skl,u1_struct_0(sK0_skl))
    | ~ v1_orders_2(k1_latsum_1(sK0_skl,sK1_skl))
    | r2_hidden(sK3_skl,u1_struct_0(sK1_skl))
    | ~ l1_orders_2(sK1_skl)
    | ~ l1_orders_2(k1_latsum_1(sK0_skl,sK1_skl)) ),
    inference(forward_subsumption_resolution,[status(thm)],[f3440,f62]) ).

fof(f3442,plain,
    ( r2_hidden(sK3_skl,u1_struct_0(sK1_skl))
    | ~ l1_orders_2(k1_latsum_1(sK0_skl,sK1_skl))
    | r2_hidden(sK3_skl,u1_struct_0(sK0_skl))
    | ~ v1_orders_2(k1_latsum_1(sK0_skl,sK1_skl)) ),
    inference(forward_subsumption_resolution,[status(thm)],[f3441,f63]) ).

fof(f3443,plain,
    ( ~ l1_orders_2(k1_latsum_1(sK0_skl,sK1_skl))
    | ~ m1_subset_1(sK2_skl,u1_struct_0(sK0_skl))
    | ~ v1_orders_2(k1_latsum_1(sK0_skl,sK1_skl))
    | r2_hidden(sK3_skl,u1_struct_0(sK1_skl)) ),
    inference(resolution,[status(thm)],[f3442,f335]) ).

fof(f4193,plain,
    ( ~ v1_orders_2(k1_latsum_1(sK0_skl,sK1_skl))
    | r2_hidden(sK2_skl,u1_struct_0(sK0_skl))
    | ~ l1_orders_2(sK0_skl)
    | r2_hidden(sK2_skl,u1_struct_0(sK1_skl))
    | ~ l1_orders_2(sK1_skl)
    | ~ l1_orders_2(k1_latsum_1(sK0_skl,sK1_skl)) ),
    inference(equality_resolution,[status(thm)],[f3438]) ).

fof(f4194,plain,
    ( ~ l1_orders_2(sK0_skl)
    | ~ v1_orders_2(k1_latsum_1(sK0_skl,sK1_skl))
    | ~ l1_orders_2(sK1_skl)
    | r2_hidden(sK2_skl,u1_struct_0(sK1_skl))
    | r2_hidden(sK2_skl,u1_struct_0(sK0_skl)) ),
    inference(forward_subsumption_resolution,[status(thm)],[f4193,f107]) ).

fof(f4195,plain,
    ( r2_hidden(sK2_skl,u1_struct_0(sK0_skl))
    | r2_hidden(sK2_skl,u1_struct_0(sK1_skl))
    | ~ l1_orders_2(sK0_skl)
    | ~ v1_orders_2(k1_latsum_1(sK0_skl,sK1_skl)) ),
    inference(forward_subsumption_resolution,[status(thm)],[f4194,f63]) ).

fof(f4196,plain,
    ( ~ r2_hidden(sK3_skl,u1_struct_0(sK1_skl))
    | r2_hidden(sK2_skl,u1_struct_0(sK0_skl))
    | ~ l1_orders_2(sK0_skl)
    | ~ v1_orders_2(k1_latsum_1(sK0_skl,sK1_skl)) ),
    inference(resolution,[status(thm)],[f4195,f68]) ).

fof(f4216,plain,
    ( m1_subset_1(sK2_skl,u1_struct_0(sK0_skl))
    | r2_hidden(sK2_skl,u1_struct_0(sK1_skl))
    | ~ l1_orders_2(sK0_skl)
    | ~ v1_orders_2(k1_latsum_1(sK0_skl,sK1_skl)) ),
    inference(resolution,[status(thm)],[f4195,f164]) ).

fof(f4221,plain,
    ( r2_hidden(sK2_skl,u1_struct_0(sK1_skl))
    | ~ v1_orders_2(k1_latsum_1(sK0_skl,sK1_skl))
    | m1_subset_1(sK2_skl,u1_struct_0(sK0_skl)) ),
    inference(forward_subsumption_resolution,[status(thm)],[f4216,f62]) ).

fof(f4228,plain,
    ( r2_hidden(sK2_skl,u1_struct_0(sK0_skl))
    | ~ r2_hidden(sK3_skl,u1_struct_0(sK1_skl))
    | ~ v1_orders_2(k1_latsum_1(sK0_skl,sK1_skl)) ),
    inference(forward_subsumption_resolution,[status(thm)],[f4196,f62]) ).

fof(f4257,plain,
    ( ~ v1_orders_2(k1_latsum_1(sK0_skl,sK1_skl))
    | ~ m1_subset_1(sK2_skl,u1_struct_0(sK0_skl))
    | ~ l1_orders_2(k1_latsum_1(sK0_skl,sK1_skl)) ),
    inference(backward_subsumption_resolution,[status(thm)],[f3443,f4263]) ).

fof(f4263,plain,
    ( ~ r2_hidden(sK3_skl,u1_struct_0(sK1_skl))
    | ~ v1_orders_2(k1_latsum_1(sK0_skl,sK1_skl)) ),
    inference(forward_subsumption_resolution,[status(thm)],[f4228,f1368]) ).

fof(f4477,plain,
    ( ~ l1_orders_2(sK1_skl)
    | ~ l1_orders_2(sK0_skl)
    | ~ m1_subset_1(sK2_skl,u1_struct_0(sK0_skl))
    | ~ l1_orders_2(k1_latsum_1(sK0_skl,sK1_skl)) ),
    inference(resolution,[status(thm)],[f4257,f106]) ).

fof(f4479,plain,
    ( ~ m1_subset_1(sK2_skl,u1_struct_0(sK0_skl))
    | ~ l1_orders_2(sK0_skl)
    | ~ l1_orders_2(sK1_skl) ),
    inference(forward_subsumption_resolution,[status(thm)],[f4477,f107]) ).

fof(f4480,plain,
    ( ~ m1_subset_1(sK2_skl,u1_struct_0(sK0_skl))
    | ~ l1_orders_2(sK0_skl) ),
    inference(forward_subsumption_resolution,[status(thm)],[f4479,f63]) ).

fof(f11387,plain,
    ! [X0,X1] :
      ( ~ r2_hidden(X0,u1_struct_0(sK1_skl))
      | r2_hidden(X1,u1_struct_0(sK1_skl))
      | ~ l1_orders_2(sK0_skl)
      | ~ r2_hidden(k4_tarski(X0,X1),u1_orders_2(k1_latsum_1(sK0_skl,sK1_skl))) ),
    inference(forward_subsumption_resolution,[status(thm)],[f1790,f292]) ).

fof(f11388,plain,
    ( ~ r2_hidden(sK2_skl,u1_struct_0(sK1_skl))
    | r2_hidden(sK3_skl,u1_struct_0(sK1_skl))
    | ~ l1_orders_2(sK0_skl) ),
    inference(resolution,[status(thm)],[f11387,f64]) ).

fof(f11391,plain,
    ( ~ r2_hidden(sK2_skl,u1_struct_0(sK1_skl))
    | r2_hidden(sK3_skl,u1_struct_0(sK1_skl)) ),
    inference(forward_subsumption_resolution,[status(thm)],[f11388,f62]) ).

fof(f11394,plain,
    ( m1_subset_1(sK2_skl,u1_struct_0(sK0_skl))
    | ~ v1_orders_2(k1_latsum_1(sK0_skl,sK1_skl)) ),
    inference(backward_subsumption_resolution,[status(thm)],[f4221,f11396]) ).

fof(f11396,plain,
    ~ r2_hidden(sK2_skl,u1_struct_0(sK1_skl)),
    inference(forward_subsumption_resolution,[status(thm)],[f11391,f68]) ).

fof(f11805,plain,
    ( ~ l1_orders_2(sK0_skl)
    | ~ v1_orders_2(k1_latsum_1(sK0_skl,sK1_skl)) ),
    inference(resolution,[status(thm)],[f11394,f4480]) ).

fof(f11809,plain,
    ~ v1_orders_2(k1_latsum_1(sK0_skl,sK1_skl)),
    inference(forward_subsumption_resolution,[status(thm)],[f11805,f62]) ).

fof(f11813,plain,
    ( ~ l1_orders_2(sK1_skl)
    | ~ l1_orders_2(sK0_skl) ),
    inference(resolution,[status(thm)],[f11809,f106]) ).

fof(f11814,plain,
    ~ l1_orders_2(sK1_skl),
    inference(forward_subsumption_resolution,[status(thm)],[f11813,f62]) ).

fof(f11815,plain,
    $false,
    inference(forward_subsumption_resolution,[status(thm)],[f11814,f63]) ).

%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.00/0.03  % Problem  : SEU412+1 : TPTP v9.3.1. Released v3.4.0.
% 0.00/0.04  % Command  : drodi -timeout(300) /export/starexec/sandbox2/benchmark/theBenchmark.p
% 0.10/5.37  % Computer : n004.cluster.edu
% 0.10/5.37  % Model    : x86_64 x86_64
% 0.10/5.37  % CPU      : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.10/5.37  % Memory   : 8046.5625MB
% 0.10/5.37  % OS       : Linux 6.8.0-71-generic
% 0.10/5.37  % CPULimit : 300
% 0.10/5.37  % WCLimit  : 300
% 0.10/5.37  % DateTime : Mon Sep 21 06:22:10 UTC 2026
% 0.10/5.37  % CPUTime  : 
% 0.10/5.39  % Drodi V4.1.1
% 107.08/18.94  % Refutation found
% 107.08/18.94  % SZS status Theorem for theBenchmark: Theorem is valid
% 107.08/18.94  % SZS output start CNFRefutation for theBenchmark
% See solution above
% 6.34/19.02  % Elapsed time: 13.623019 seconds
% 6.34/19.02  % CPU time: 107.857315 seconds
% 6.34/19.02  % Total memory used: 561.867 MB
% 6.34/19.02  % Net memory used: 497.751 MB
%------------------------------------------------------------------------------