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Drodi---4.1.1.THM-CRf.s

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%------------------------------------------------------------------------------
% File     : Drodi---4.1.1
% Problem  : SWC330+1 : TPTP v9.3.1. Released v2.4.0.
% 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 02:40:48 PM UTC 2026

% Result   : Theorem 0.27s 0.88s
% Output   : CNFRefutation 3.05s
% Verified : 
% SZS Type : Refutation
%            Derivation depth      :   12
%            Number of leaves      :   77
% Syntax   : Number of formulae    :  305 (  17 unt;  57 def)
%            Number of atoms       : 1106 ( 134 equ)
%            Maximal formula atoms :   21 (   3 avg)
%            Number of connectives : 1362 ( 561   ~; 574   |; 116   &)
%                                         (  68 <=>;  43  =>;   0  <=;   0 <~>)
%            Maximal formula depth :   26 (   5 avg)
%            Maximal term depth    :    4 (   1 avg)
%            Number of predicates  :   67 (  65 usr;  56 prp; 0-3 aty)
%            Number of functors    :   16 (  16 usr;   6 con; 0-5 aty)
%            Number of variables   :  310 ( 265   !;  45   ?)

% Comments : 
%------------------------------------------------------------------------------
fof(f5,axiom,
    ! [U] :
      ( ssList(U)
     => ! [V] :
          ( ssList(V)
         => ( frontsegP(U,V)
          <=> ? [W] :
                ( app(V,W) = U
                & ssList(W) ) ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p') ).

fof(f6,axiom,
    ! [U] :
      ( ssList(U)
     => ! [V] :
          ( ssList(V)
         => ( rearsegP(U,V)
          <=> ? [W] :
                ( app(W,V) = U
                & ssList(W) ) ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p') ).

fof(f7,axiom,
    ! [U] :
      ( ssList(U)
     => ! [V] :
          ( ssList(V)
         => ( segmentP(U,V)
          <=> ? [W] :
                ( ? [X] :
                    ( app(app(W,V),X) = U
                    & ssList(X) )
                & ssList(W) ) ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p') ).

fof(f16,axiom,
    ! [U] :
      ( ssList(U)
     => ! [V] :
          ( ssItem(V)
         => ssList(cons(V,U)) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p') ).

fof(f17,axiom,
    ssList(nil),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p') ).

fof(f26,axiom,
    ! [U] :
      ( ssList(U)
     => ! [V] :
          ( ssList(V)
         => ssList(app(U,V)) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p') ).

fof(f28,axiom,
    ! [U] :
      ( ssList(U)
     => app(nil,U) = U ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p') ).

fof(f36,axiom,
    ! [U] :
      ( ssItem(U)
     => ! [V] :
          ( ssList(V)
         => ! [W] :
              ( ssList(W)
             => ( memberP(app(V,W),U)
              <=> ( memberP(W,U)
                  | memberP(V,U) ) ) ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p') ).

fof(f45,axiom,
    ! [U] :
      ( ssList(U)
     => frontsegP(U,nil) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p') ).

fof(f51,axiom,
    ! [U] :
      ( ssList(U)
     => rearsegP(U,nil) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p') ).

fof(f53,axiom,
    ! [U] :
      ( ssList(U)
     => ! [V] :
          ( ssList(V)
         => ! [W] :
              ( ssList(W)
             => ( ( segmentP(V,W)
                  & segmentP(U,V) )
               => segmentP(U,W) ) ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p') ).

fof(f54,axiom,
    ! [U] :
      ( ssList(U)
     => ! [V] :
          ( ssList(V)
         => ( ( segmentP(V,U)
              & segmentP(U,V) )
           => U = V ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p') ).

fof(f55,axiom,
    ! [U] :
      ( ssList(U)
     => segmentP(U,U) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p') ).

fof(f56,axiom,
    ! [U] :
      ( ssList(U)
     => ! [V] :
          ( ssList(V)
         => ! [W] :
              ( ssList(W)
             => ! [X] :
                  ( ssList(X)
                 => ( segmentP(U,V)
                   => segmentP(app(app(W,U),X),V) ) ) ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p') ).

fof(f57,axiom,
    ! [U] :
      ( ssList(U)
     => segmentP(U,nil) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p') ).

fof(f58,axiom,
    ! [U] :
      ( ssList(U)
     => ( segmentP(nil,U)
      <=> nil = U ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p') ).

fof(f73,axiom,
    ! [U] :
      ( ssItem(U)
     => equalelemsP(cons(U,nil)) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p') ).

fof(f74,axiom,
    equalelemsP(nil),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p') ).

fof(f84,axiom,
    ! [U] :
      ( ssList(U)
     => app(U,nil) = U ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p') ).

fof(f96,conjecture,
    ! [U] :
      ( ssList(U)
     => ! [V] :
          ( ssList(V)
         => ! [W] :
              ( ssList(W)
             => ! [X] :
                  ( ( equalelemsP(U)
                    & segmentP(V,U) )
                  | ( ( nil != W
                      | nil != X )
                    & ! [Y] :
                        ( ssItem(Y)
                       => ! [Z] :
                            ( ssList(Z)
                           => ! [X1] :
                                ( ? [X3] :
                                    ( lt(X3,Y)
                                    & memberP(X1,X3)
                                    & ssItem(X3) )
                                | ? [X2] :
                                    ( lt(Y,X2)
                                    & memberP(Z,X2)
                                    & ssItem(X2) )
                                | app(app(Z,W),X1) != X
                                | cons(Y,nil) != W
                                | ~ ssList(X1) ) ) ) )
                  | U != W
                  | V != X
                  | ~ ssList(X) ) ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p') ).

fof(f97,negated_conjecture,
    ~ ! [U] :
        ( ssList(U)
       => ! [V] :
            ( ssList(V)
           => ! [W] :
                ( ssList(W)
               => ! [X] :
                    ( ( equalelemsP(U)
                      & segmentP(V,U) )
                    | ( ( nil != W
                        | nil != X )
                      & ! [Y] :
                          ( ssItem(Y)
                         => ! [Z] :
                              ( ssList(Z)
                             => ! [X1] :
                                  ( ? [X3] :
                                      ( lt(X3,Y)
                                      & memberP(X1,X3)
                                      & ssItem(X3) )
                                  | ? [X2] :
                                      ( lt(Y,X2)
                                      & memberP(Z,X2)
                                      & ssItem(X2) )
                                  | app(app(Z,W),X1) != X
                                  | cons(Y,nil) != W
                                  | ~ ssList(X1) ) ) ) )
                    | U != W
                    | V != X
                    | ~ ssList(X) ) ) ) ),
    inference(negated_conjecture,[status(cth)],[f96]) ).

fof(f119,plain,
    ! [U] :
      ( ! [V] :
          ( ( frontsegP(U,V)
          <=> ? [W] :
                ( app(V,W) = U
                & ssList(W) ) )
          | ~ ssList(V) )
      | ~ ssList(U) ),
    inference(pre_NNF_transformation,[status(thm)],[f5]) ).

fof(f120,plain,
    ! [U] :
      ( ! [V] :
          ( ( ( ! [W] :
                  ( app(V,W) != U
                  | ~ ssList(W) )
              | frontsegP(U,V) )
            & ( ? [W] :
                  ( app(V,W) = U
                  & ssList(W) )
              | ~ frontsegP(U,V) ) )
          | ~ ssList(V) )
      | ~ ssList(U) ),
    inference(NNF_transformation,[status(thm)],[f119]) ).

fof(f121,plain,
    ! [U] :
      ( ! [V] :
          ( ( ( ! [W] :
                  ( app(V,W) != U
                  | ~ ssList(W) )
              | frontsegP(U,V) )
            & ( ( app(V,sK5_skl(V,U)) = U
                & ssList(sK5_skl(V,U)) )
              | ~ frontsegP(U,V) ) )
          | ~ ssList(V) )
      | ~ ssList(U) ),
    inference(skolemize,[status(esa),new_symbols(skolem,[sK5_skl]),skolemize(W,sK5_skl(V,U))],[f120]) ).

fof(f123,plain,
    ! [X0,X1] :
      ( app(X1,sK5_skl(X1,X0)) = X0
      | ~ frontsegP(X0,X1)
      | ~ ssList(X1)
      | ~ ssList(X0) ),
    inference(cnf_transformation,[status(thm)],[f121]) ).

fof(f124,plain,
    ! [X0,X1,X2] :
      ( app(X1,X2) != X0
      | ~ ssList(X2)
      | frontsegP(X0,X1)
      | ~ ssList(X1)
      | ~ ssList(X0) ),
    inference(cnf_transformation,[status(thm)],[f121]) ).

fof(f125,plain,
    ! [U] :
      ( ! [V] :
          ( ( rearsegP(U,V)
          <=> ? [W] :
                ( app(W,V) = U
                & ssList(W) ) )
          | ~ ssList(V) )
      | ~ ssList(U) ),
    inference(pre_NNF_transformation,[status(thm)],[f6]) ).

fof(f126,plain,
    ! [U] :
      ( ! [V] :
          ( ( ( ! [W] :
                  ( app(W,V) != U
                  | ~ ssList(W) )
              | rearsegP(U,V) )
            & ( ? [W] :
                  ( app(W,V) = U
                  & ssList(W) )
              | ~ rearsegP(U,V) ) )
          | ~ ssList(V) )
      | ~ ssList(U) ),
    inference(NNF_transformation,[status(thm)],[f125]) ).

fof(f127,plain,
    ! [U] :
      ( ! [V] :
          ( ( ( ! [W] :
                  ( app(W,V) != U
                  | ~ ssList(W) )
              | rearsegP(U,V) )
            & ( ( app(sK6_skl(V,U),V) = U
                & ssList(sK6_skl(V,U)) )
              | ~ rearsegP(U,V) ) )
          | ~ ssList(V) )
      | ~ ssList(U) ),
    inference(skolemize,[status(esa),new_symbols(skolem,[sK6_skl]),skolemize(W,sK6_skl(V,U))],[f126]) ).

fof(f129,plain,
    ! [X0,X1] :
      ( app(sK6_skl(X1,X0),X1) = X0
      | ~ rearsegP(X0,X1)
      | ~ ssList(X1)
      | ~ ssList(X0) ),
    inference(cnf_transformation,[status(thm)],[f127]) ).

fof(f130,plain,
    ! [X0,X1,X2] :
      ( app(X2,X1) != X0
      | ~ ssList(X2)
      | rearsegP(X0,X1)
      | ~ ssList(X1)
      | ~ ssList(X0) ),
    inference(cnf_transformation,[status(thm)],[f127]) ).

fof(f131,plain,
    ! [U] :
      ( ! [V] :
          ( ( segmentP(U,V)
          <=> ? [W] :
                ( ? [X] :
                    ( app(app(W,V),X) = U
                    & ssList(X) )
                & ssList(W) ) )
          | ~ ssList(V) )
      | ~ ssList(U) ),
    inference(pre_NNF_transformation,[status(thm)],[f7]) ).

fof(f132,plain,
    ! [U] :
      ( ! [V] :
          ( ( ( ! [W] :
                  ( ! [X] :
                      ( app(app(W,V),X) != U
                      | ~ ssList(X) )
                  | ~ ssList(W) )
              | segmentP(U,V) )
            & ( ? [W] :
                  ( ? [X] :
                      ( app(app(W,V),X) = U
                      & ssList(X) )
                  & ssList(W) )
              | ~ segmentP(U,V) ) )
          | ~ ssList(V) )
      | ~ ssList(U) ),
    inference(NNF_transformation,[status(thm)],[f131]) ).

fof(f133,plain,
    ! [U] :
      ( ! [V] :
          ( ( ( ! [W] :
                  ( ! [X] :
                      ( app(app(W,V),X) != U
                      | ~ ssList(X) )
                  | ~ ssList(W) )
              | segmentP(U,V) )
            & ( ( app(app(sK7_skl(V,U),V),sK8_skl(V,U)) = U
                & ssList(sK8_skl(V,U))
                & ssList(sK7_skl(V,U)) )
              | ~ segmentP(U,V) ) )
          | ~ ssList(V) )
      | ~ ssList(U) ),
    inference(skolemize,[status(esa),new_symbols(skolem,[sK7_skl,sK8_skl]),skolemize(W,sK7_skl(V,U)),skolemize(X,sK8_skl(V,U))],[f132]) ).

fof(f136,plain,
    ! [X0,X1] :
      ( app(app(sK7_skl(X1,X0),X1),sK8_skl(X1,X0)) = X0
      | ~ segmentP(X0,X1)
      | ~ ssList(X1)
      | ~ ssList(X0) ),
    inference(cnf_transformation,[status(thm)],[f133]) ).

fof(f137,plain,
    ! [X0,X1,X2,X3] :
      ( app(app(X2,X1),X3) != X0
      | ~ ssList(X3)
      | ~ ssList(X2)
      | segmentP(X0,X1)
      | ~ ssList(X1)
      | ~ ssList(X0) ),
    inference(cnf_transformation,[status(thm)],[f133]) ).

fof(f221,plain,
    ! [U] :
      ( ! [V] :
          ( ssList(cons(V,U))
          | ~ ssItem(V) )
      | ~ ssList(U) ),
    inference(pre_NNF_transformation,[status(thm)],[f16]) ).

fof(f222,plain,
    ! [X0,X1] :
      ( ssList(cons(X1,X0))
      | ~ ssItem(X1)
      | ~ ssList(X0) ),
    inference(cnf_transformation,[status(thm)],[f221]) ).

fof(f223,plain,
    ssList(nil),
    inference(cnf_transformation,[status(thm)],[f17]) ).

fof(f244,plain,
    ! [U] :
      ( ! [V] :
          ( ssList(app(U,V))
          | ~ ssList(V) )
      | ~ ssList(U) ),
    inference(pre_NNF_transformation,[status(thm)],[f26]) ).

fof(f245,plain,
    ! [X0,X1] :
      ( ssList(app(X0,X1))
      | ~ ssList(X1)
      | ~ ssList(X0) ),
    inference(cnf_transformation,[status(thm)],[f244]) ).

fof(f248,plain,
    ! [U] :
      ( app(nil,U) = U
      | ~ ssList(U) ),
    inference(pre_NNF_transformation,[status(thm)],[f28]) ).

fof(f249,plain,
    ! [X0] :
      ( app(nil,X0) = X0
      | ~ ssList(X0) ),
    inference(cnf_transformation,[status(thm)],[f248]) ).

fof(f268,plain,
    ! [U] :
      ( ! [V] :
          ( ! [W] :
              ( ( memberP(app(V,W),U)
              <=> ( memberP(W,U)
                  | memberP(V,U) ) )
              | ~ ssList(W) )
          | ~ ssList(V) )
      | ~ ssItem(U) ),
    inference(pre_NNF_transformation,[status(thm)],[f36]) ).

fof(f269,plain,
    ! [U] :
      ( ! [V] :
          ( ! [W] :
              ( ( ( ( ~ memberP(W,U)
                    & ~ memberP(V,U) )
                  | memberP(app(V,W),U) )
                & ( memberP(W,U)
                  | memberP(V,U)
                  | ~ memberP(app(V,W),U) ) )
              | ~ ssList(W) )
          | ~ ssList(V) )
      | ~ ssItem(U) ),
    inference(NNF_transformation,[status(thm)],[f268]) ).

fof(f270,plain,
    ! [X0,X1,X2] :
      ( memberP(X2,X0)
      | memberP(X1,X0)
      | ~ memberP(app(X1,X2),X0)
      | ~ ssList(X2)
      | ~ ssList(X1)
      | ~ ssItem(X0) ),
    inference(cnf_transformation,[status(thm)],[f269]) ).

fof(f294,plain,
    ! [U] :
      ( frontsegP(U,nil)
      | ~ ssList(U) ),
    inference(pre_NNF_transformation,[status(thm)],[f45]) ).

fof(f295,plain,
    ! [X0] :
      ( frontsegP(X0,nil)
      | ~ ssList(X0) ),
    inference(cnf_transformation,[status(thm)],[f294]) ).

fof(f308,plain,
    ! [U] :
      ( rearsegP(U,nil)
      | ~ ssList(U) ),
    inference(pre_NNF_transformation,[status(thm)],[f51]) ).

fof(f309,plain,
    ! [X0] :
      ( rearsegP(X0,nil)
      | ~ ssList(X0) ),
    inference(cnf_transformation,[status(thm)],[f308]) ).

fof(f314,plain,
    ! [U] :
      ( ! [V] :
          ( ! [W] :
              ( segmentP(U,W)
              | ~ segmentP(V,W)
              | ~ segmentP(U,V)
              | ~ ssList(W) )
          | ~ ssList(V) )
      | ~ ssList(U) ),
    inference(pre_NNF_transformation,[status(thm)],[f53]) ).

fof(f315,plain,
    ! [X0,X1,X2] :
      ( segmentP(X0,X2)
      | ~ segmentP(X1,X2)
      | ~ segmentP(X0,X1)
      | ~ ssList(X2)
      | ~ ssList(X1)
      | ~ ssList(X0) ),
    inference(cnf_transformation,[status(thm)],[f314]) ).

fof(f316,plain,
    ! [U] :
      ( ! [V] :
          ( U = V
          | ~ segmentP(V,U)
          | ~ segmentP(U,V)
          | ~ ssList(V) )
      | ~ ssList(U) ),
    inference(pre_NNF_transformation,[status(thm)],[f54]) ).

fof(f317,plain,
    ! [X0,X1] :
      ( X0 = X1
      | ~ segmentP(X1,X0)
      | ~ segmentP(X0,X1)
      | ~ ssList(X1)
      | ~ ssList(X0) ),
    inference(cnf_transformation,[status(thm)],[f316]) ).

fof(f318,plain,
    ! [U] :
      ( segmentP(U,U)
      | ~ ssList(U) ),
    inference(pre_NNF_transformation,[status(thm)],[f55]) ).

fof(f319,plain,
    ! [X0] :
      ( segmentP(X0,X0)
      | ~ ssList(X0) ),
    inference(cnf_transformation,[status(thm)],[f318]) ).

fof(f320,plain,
    ! [U] :
      ( ! [V] :
          ( ! [W] :
              ( ! [X] :
                  ( segmentP(app(app(W,U),X),V)
                  | ~ segmentP(U,V)
                  | ~ ssList(X) )
              | ~ ssList(W) )
          | ~ ssList(V) )
      | ~ ssList(U) ),
    inference(pre_NNF_transformation,[status(thm)],[f56]) ).

fof(f321,plain,
    ! [X0,X1,X2,X3] :
      ( segmentP(app(app(X2,X0),X3),X1)
      | ~ segmentP(X0,X1)
      | ~ ssList(X3)
      | ~ ssList(X2)
      | ~ ssList(X1)
      | ~ ssList(X0) ),
    inference(cnf_transformation,[status(thm)],[f320]) ).

fof(f322,plain,
    ! [U] :
      ( segmentP(U,nil)
      | ~ ssList(U) ),
    inference(pre_NNF_transformation,[status(thm)],[f57]) ).

fof(f323,plain,
    ! [X0] :
      ( segmentP(X0,nil)
      | ~ ssList(X0) ),
    inference(cnf_transformation,[status(thm)],[f322]) ).

fof(f324,plain,
    ! [U] :
      ( ( segmentP(nil,U)
      <=> nil = U )
      | ~ ssList(U) ),
    inference(pre_NNF_transformation,[status(thm)],[f58]) ).

fof(f325,plain,
    ! [U] :
      ( ( ( nil != U
          | segmentP(nil,U) )
        & ( nil = U
          | ~ segmentP(nil,U) ) )
      | ~ ssList(U) ),
    inference(NNF_transformation,[status(thm)],[f324]) ).

fof(f326,plain,
    ! [X0] :
      ( nil = X0
      | ~ segmentP(nil,X0)
      | ~ ssList(X0) ),
    inference(cnf_transformation,[status(thm)],[f325]) ).

fof(f360,plain,
    ! [U] :
      ( equalelemsP(cons(U,nil))
      | ~ ssItem(U) ),
    inference(pre_NNF_transformation,[status(thm)],[f73]) ).

fof(f361,plain,
    ! [X0] :
      ( equalelemsP(cons(X0,nil))
      | ~ ssItem(X0) ),
    inference(cnf_transformation,[status(thm)],[f360]) ).

fof(f362,plain,
    equalelemsP(nil),
    inference(cnf_transformation,[status(thm)],[f74]) ).

fof(f388,plain,
    ! [U] :
      ( app(U,nil) = U
      | ~ ssList(U) ),
    inference(pre_NNF_transformation,[status(thm)],[f84]) ).

fof(f389,plain,
    ! [X0] :
      ( app(X0,nil) = X0
      | ~ ssList(X0) ),
    inference(cnf_transformation,[status(thm)],[f388]) ).

fof(f415,plain,
    ? [U] :
      ( ? [V] :
          ( ? [W] :
              ( ? [X] :
                  ( ( ~ equalelemsP(U)
                    | ~ segmentP(V,U) )
                  & ( ( nil = W
                      & nil = X )
                    | ? [Y] :
                        ( ? [Z] :
                            ( ? [X1] :
                                ( ! [X3] :
                                    ( ~ lt(X3,Y)
                                    | ~ memberP(X1,X3)
                                    | ~ ssItem(X3) )
                                & ! [X2] :
                                    ( ~ lt(Y,X2)
                                    | ~ memberP(Z,X2)
                                    | ~ ssItem(X2) )
                                & app(app(Z,W),X1) = X
                                & cons(Y,nil) = W
                                & ssList(X1) )
                            & ssList(Z) )
                        & ssItem(Y) ) )
                  & U = W
                  & V = X
                  & ssList(X) )
              & ssList(W) )
          & ssList(V) )
      & ssList(U) ),
    inference(pre_NNF_transformation,[status(thm)],[f97]) ).

fof(f416,definition,
    ! [W,X,Y] :
      ( sP0_prd(Y,X,W)
    <=> ( ? [Z] :
            ( ? [X1] :
                ( ! [X3] :
                    ( ~ lt(X3,Y)
                    | ~ memberP(X1,X3)
                    | ~ ssItem(X3) )
                & ! [X2] :
                    ( ~ lt(Y,X2)
                    | ~ memberP(Z,X2)
                    | ~ ssItem(X2) )
                & app(app(Z,W),X1) = X
                & cons(Y,nil) = W
                & ssList(X1) )
            & ssList(Z) )
        & ssItem(Y) ) ),
    introduced(definition,[new_symbols(definition,[sP0_prd])],[]) ).

fof(f417,plain,
    ? [U] :
      ( ? [V] :
          ( ? [W] :
              ( ? [X] :
                  ( ( ~ equalelemsP(U)
                    | ~ segmentP(V,U) )
                  & ( ( nil = W
                      & nil = X )
                    | ? [Y] : sP0_prd(Y,X,W) )
                  & U = W
                  & V = X
                  & ssList(X) )
              & ssList(W) )
          & ssList(V) )
      & ssList(U) ),
    inference(formula_renaming,[status(thm)],[f415,f416]) ).

fof(f418,plain,
    ? [U] :
      ( ? [V] :
          ( ? [W] :
              ( ( ~ equalelemsP(U)
                | ~ segmentP(V,U) )
              & ? [X] :
                  ( ( ( nil = W
                      & nil = X )
                    | ? [Y] : sP0_prd(Y,X,W) )
                  & U = W
                  & V = X
                  & ssList(X) )
              & ssList(W) )
          & ssList(V) )
      & ssList(U) ),
    inference(miniscoping,[status(thm)],[f417]) ).

fof(f419,plain,
    ( ( ~ equalelemsP(sK47_skl)
      | ~ segmentP(sK48_skl,sK47_skl) )
    & ( ( nil = sK49_skl
        & nil = sK50_skl )
      | sP0_prd(sK51_skl,sK50_skl,sK49_skl) )
    & sK47_skl = sK49_skl
    & sK48_skl = sK50_skl
    & ssList(sK50_skl)
    & ssList(sK49_skl)
    & ssList(sK48_skl)
    & ssList(sK47_skl) ),
    inference(skolemize,[status(esa),new_symbols(skolem,[sK47_skl,sK48_skl,sK49_skl,sK50_skl,sK51_skl]),skolemize(U,sK47_skl),skolemize(V,sK48_skl),skolemize(W,sK49_skl),skolemize(X,sK50_skl),skolemize(Y,sK51_skl)],[f418]) ).

fof(f422,plain,
    ssList(sK49_skl),
    inference(cnf_transformation,[status(thm)],[f419]) ).

fof(f423,plain,
    ssList(sK50_skl),
    inference(cnf_transformation,[status(thm)],[f419]) ).

fof(f424,plain,
    sK48_skl = sK50_skl,
    inference(cnf_transformation,[status(thm)],[f419]) ).

fof(f425,plain,
    sK47_skl = sK49_skl,
    inference(cnf_transformation,[status(thm)],[f419]) ).

fof(f426,plain,
    ( nil = sK50_skl
    | sP0_prd(sK51_skl,sK50_skl,sK49_skl) ),
    inference(cnf_transformation,[status(thm)],[f419]) ).

fof(f427,plain,
    ( nil = sK49_skl
    | sP0_prd(sK51_skl,sK50_skl,sK49_skl) ),
    inference(cnf_transformation,[status(thm)],[f419]) ).

fof(f428,plain,
    ( ~ equalelemsP(sK47_skl)
    | ~ segmentP(sK48_skl,sK47_skl) ),
    inference(cnf_transformation,[status(thm)],[f419]) ).

fof(f429,definition,
    ! [Y,Z,X2] :
      ( sP1_prd(X2,Z,Y)
    <=> ( ~ lt(Y,X2)
        | ~ memberP(Z,X2)
        | ~ ssItem(X2) ) ),
    introduced(definition,[new_symbols(definition,[sP1_prd])],[]) ).

fof(f430,plain,
    ! [W,X,Y] :
      ( sP0_prd(Y,X,W)
    <=> ( ? [Z] :
            ( ? [X1] :
                ( ! [X3] :
                    ( ~ lt(X3,Y)
                    | ~ memberP(X1,X3)
                    | ~ ssItem(X3) )
                & ! [X2] : sP1_prd(X2,Z,Y)
                & app(app(Z,W),X1) = X
                & cons(Y,nil) = W
                & ssList(X1) )
            & ssList(Z) )
        & ssItem(Y) ) ),
    inference(formula_renaming,[status(thm)],[f416,f429]) ).

fof(f431,plain,
    ! [W,X,Y] :
      ( ( ! [Z] :
            ( ! [X1] :
                ( ? [X3] :
                    ( lt(X3,Y)
                    & memberP(X1,X3)
                    & ssItem(X3) )
                | ? [X2] : ~ sP1_prd(X2,Z,Y)
                | app(app(Z,W),X1) != X
                | cons(Y,nil) != W
                | ~ ssList(X1) )
            | ~ ssList(Z) )
        | ~ ssItem(Y)
        | sP0_prd(Y,X,W) )
      & ( ( ? [Z] :
              ( ? [X1] :
                  ( ! [X3] :
                      ( ~ lt(X3,Y)
                      | ~ memberP(X1,X3)
                      | ~ ssItem(X3) )
                  & ! [X2] : sP1_prd(X2,Z,Y)
                  & app(app(Z,W),X1) = X
                  & cons(Y,nil) = W
                  & ssList(X1) )
              & ssList(Z) )
          & ssItem(Y) )
        | ~ sP0_prd(Y,X,W) ) ),
    inference(NNF_transformation,[status(thm)],[f430]) ).

fof(f432,plain,
    ( ! [W,X,Y] :
        ( ! [Z] :
            ( ! [X1] :
                ( ? [X3] :
                    ( lt(X3,Y)
                    & memberP(X1,X3)
                    & ssItem(X3) )
                | ? [X2] : ~ sP1_prd(X2,Z,Y)
                | app(app(Z,W),X1) != X
                | cons(Y,nil) != W
                | ~ ssList(X1) )
            | ~ ssList(Z) )
        | ~ ssItem(Y)
        | sP0_prd(Y,X,W) )
    & ! [W,X,Y] :
        ( ( ? [Z] :
              ( ? [X1] :
                  ( ! [X3] :
                      ( ~ lt(X3,Y)
                      | ~ memberP(X1,X3)
                      | ~ ssItem(X3) )
                  & ! [X2] : sP1_prd(X2,Z,Y)
                  & app(app(Z,W),X1) = X
                  & cons(Y,nil) = W
                  & ssList(X1) )
              & ssList(Z) )
          & ssItem(Y) )
        | ~ sP0_prd(Y,X,W) ) ),
    inference(miniscoping,[status(thm)],[f431]) ).

fof(f433,plain,
    ( ! [W,X,Y] :
        ( ! [Z] :
            ( ! [X1] :
                ( ( lt(sK55_skl(X1,Z,Y,X,W),Y)
                  & memberP(X1,sK55_skl(X1,Z,Y,X,W))
                  & ssItem(sK55_skl(X1,Z,Y,X,W)) )
                | ~ sP1_prd(sK54_skl(X1,Z,Y,X,W),Z,Y)
                | app(app(Z,W),X1) != X
                | cons(Y,nil) != W
                | ~ ssList(X1) )
            | ~ ssList(Z) )
        | ~ ssItem(Y)
        | sP0_prd(Y,X,W) )
    & ! [W,X,Y] :
        ( ( ! [X3] :
              ( ~ lt(X3,Y)
              | ~ memberP(sK53_skl(Y,X,W),X3)
              | ~ ssItem(X3) )
          & ! [X2] : sP1_prd(X2,sK52_skl(Y,X,W),Y)
          & app(app(sK52_skl(Y,X,W),W),sK53_skl(Y,X,W)) = X
          & cons(Y,nil) = W
          & ssList(sK53_skl(Y,X,W))
          & ssList(sK52_skl(Y,X,W))
          & ssItem(Y) )
        | ~ sP0_prd(Y,X,W) ) ),
    inference(skolemize,[status(esa),new_symbols(skolem,[sK52_skl,sK53_skl,sK54_skl,sK55_skl]),skolemize(Z,sK52_skl(Y,X,W)),skolemize(X1,sK53_skl(Y,X,W)),skolemize(X2,sK54_skl(X1,Z,Y,X,W)),skolemize(X3,sK55_skl(X1,Z,Y,X,W))],[f432]) ).

fof(f434,plain,
    ! [X0,X1,X2] :
      ( ssItem(X0)
      | ~ sP0_prd(X0,X1,X2) ),
    inference(cnf_transformation,[status(thm)],[f433]) ).

fof(f435,plain,
    ! [X0,X1,X2] :
      ( ssList(sK52_skl(X0,X1,X2))
      | ~ sP0_prd(X0,X1,X2) ),
    inference(cnf_transformation,[status(thm)],[f433]) ).

fof(f436,plain,
    ! [X0,X1,X2] :
      ( ssList(sK53_skl(X0,X1,X2))
      | ~ sP0_prd(X0,X1,X2) ),
    inference(cnf_transformation,[status(thm)],[f433]) ).

fof(f437,plain,
    ! [X0,X1,X2] :
      ( cons(X0,nil) = X2
      | ~ sP0_prd(X0,X1,X2) ),
    inference(cnf_transformation,[status(thm)],[f433]) ).

fof(f438,plain,
    ! [X0,X1,X2] :
      ( app(app(sK52_skl(X0,X1,X2),X2),sK53_skl(X0,X1,X2)) = X1
      | ~ sP0_prd(X0,X1,X2) ),
    inference(cnf_transformation,[status(thm)],[f433]) ).

fof(f450,definition,
    ( sQ0_spl
  <=> sP0_prd(sK51_skl,sK50_skl,sK49_skl) ),
    introduced(definition,[new_symbols(definition,[sQ0_spl])],[split_symbol_definition]) ).

fof(f451,plain,
    ( ~ sQ0_spl
    | sP0_prd(sK51_skl,sK50_skl,sK49_skl) ),
    inference(component_clause,[status(thm)],[f450]) ).

fof(f453,definition,
    ( sQ1_spl
  <=> nil = sK50_skl ),
    introduced(definition,[new_symbols(definition,[sQ1_spl])],[split_symbol_definition]) ).

fof(f454,plain,
    ( ~ sQ1_spl
    | nil = sK50_skl ),
    inference(component_clause,[status(thm)],[f453]) ).

fof(f456,plain,
    ( sQ1_spl
    | sQ0_spl ),
    inference(split_clause,[status(thm)],[f426,f450,f453]) ).

fof(f457,definition,
    ( sQ2_spl
  <=> nil = sK49_skl ),
    introduced(definition,[new_symbols(definition,[sQ2_spl])],[split_symbol_definition]) ).

fof(f458,plain,
    ( ~ sQ2_spl
    | nil = sK49_skl ),
    inference(component_clause,[status(thm)],[f457]) ).

fof(f460,plain,
    ( sQ2_spl
    | sQ0_spl ),
    inference(split_clause,[status(thm)],[f427,f450,f457]) ).

fof(f461,definition,
    ( sQ3_spl
  <=> segmentP(sK48_skl,sK47_skl) ),
    introduced(definition,[new_symbols(definition,[sQ3_spl])],[split_symbol_definition]) ).

fof(f463,plain,
    ( sQ3_spl
    | ~ segmentP(sK48_skl,sK47_skl) ),
    inference(component_clause,[status(thm)],[f461]) ).

fof(f464,definition,
    ( sQ4_spl
  <=> equalelemsP(sK47_skl) ),
    introduced(definition,[new_symbols(definition,[sQ4_spl])],[split_symbol_definition]) ).

fof(f466,plain,
    ( sQ4_spl
    | ~ equalelemsP(sK47_skl) ),
    inference(component_clause,[status(thm)],[f464]) ).

fof(f467,plain,
    ( ~ sQ4_spl
    | ~ sQ3_spl ),
    inference(split_clause,[status(thm)],[f428,f461,f464]) ).

fof(f472,plain,
    ! [X0,X1] :
      ( ~ ssList(X1)
      | frontsegP(app(X0,X1),X0)
      | ~ ssList(X0)
      | ~ ssList(app(X0,X1)) ),
    inference(destructive_equality_resolution,[status(thm)],[f124]) ).

fof(f473,plain,
    ! [X0,X1] :
      ( ~ ssList(X0)
      | rearsegP(app(X0,X1),X1)
      | ~ ssList(X1)
      | ~ ssList(app(X0,X1)) ),
    inference(destructive_equality_resolution,[status(thm)],[f130]) ).

fof(f474,plain,
    ! [X0,X1,X2] :
      ( ~ ssList(X2)
      | ~ ssList(X0)
      | segmentP(app(app(X0,X1),X2),X1)
      | ~ ssList(X1)
      | ~ ssList(app(app(X0,X1),X2)) ),
    inference(destructive_equality_resolution,[status(thm)],[f137]) ).

fof(f504,plain,
    ( sQ3_spl
    | ~ segmentP(sK50_skl,sK47_skl) ),
    inference(forward_demodulation,[status(thm)],[f424,f463]) ).

fof(f505,plain,
    ( sQ3_spl
    | ~ segmentP(sK50_skl,sK49_skl) ),
    inference(forward_demodulation,[status(thm)],[f425,f504]) ).

fof(f531,plain,
    app(nil,sK50_skl) = sK50_skl,
    inference(resolution,[status(thm)],[f249,f423]) ).

fof(f532,plain,
    app(nil,sK49_skl) = sK49_skl,
    inference(resolution,[status(thm)],[f249,f422]) ).

fof(f534,plain,
    app(nil,nil) = nil,
    inference(resolution,[status(thm)],[f249,f223]) ).

fof(f535,plain,
    ! [X0,X1] :
      ( ~ ssList(X1)
      | frontsegP(app(X0,X1),X0)
      | ~ ssList(X0) ),
    inference(backward_subsumption_resolution,[status(thm)],[f472,f245]) ).

fof(f536,plain,
    ! [X0,X1,X2] :
      ( ~ ssList(X2)
      | ~ ssList(X0)
      | segmentP(app(app(X0,X1),X2),X1)
      | ~ ssList(X1)
      | ~ ssList(X2)
      | ~ ssList(app(X0,X1)) ),
    inference(resolution,[status(thm)],[f245,f474]) ).

fof(f539,plain,
    ! [X0,X1,X2] :
      ( ~ ssList(X0)
      | segmentP(app(app(X0,X1),X2),X1)
      | ~ ssList(X1)
      | ~ ssList(X2)
      | ~ ssList(app(X0,X1)) ),
    inference(duplicate_literals_removal,[status(thm)],[f536]) ).

fof(f540,plain,
    ! [X0,X1,X2] :
      ( ~ ssList(X2)
      | segmentP(app(app(X2,X1),X0),X1)
      | ~ ssList(X1)
      | ~ ssList(X0) ),
    inference(forward_subsumption_resolution,[status(thm)],[f539,f245]) ).

fof(f551,plain,
    ! [X0,X1] :
      ( ~ ssList(X1)
      | rearsegP(app(X1,X0),X0)
      | ~ ssList(X0) ),
    inference(forward_subsumption_resolution,[status(thm)],[f473,f245]) ).

fof(f556,plain,
    ( ~ ssList(nil)
    | rearsegP(sK50_skl,sK50_skl)
    | ~ ssList(sK50_skl) ),
    inference(paramodulation,[status(thm)],[f531,f551]) ).

fof(f558,plain,
    ! [X0] :
      ( ~ ssList(X0)
      | ~ ssList(nil)
      | segmentP(app(app(nil,sK50_skl),X0),sK50_skl)
      | ~ ssList(sK50_skl)
      | ~ ssList(app(sK50_skl,X0)) ),
    inference(paramodulation,[status(thm)],[f531,f474]) ).

fof(f559,definition,
    ( sQ5_spl
  <=> ssList(sK50_skl) ),
    introduced(definition,[new_symbols(definition,[sQ5_spl])],[split_symbol_definition]) ).

fof(f561,plain,
    ( sQ5_spl
    | ~ ssList(sK50_skl) ),
    inference(component_clause,[status(thm)],[f559]) ).

fof(f562,definition,
    ( sQ6_spl
  <=> rearsegP(sK50_skl,sK50_skl) ),
    introduced(definition,[new_symbols(definition,[sQ6_spl])],[split_symbol_definition]) ).

fof(f563,plain,
    ( ~ sQ6_spl
    | rearsegP(sK50_skl,sK50_skl) ),
    inference(component_clause,[status(thm)],[f562]) ).

fof(f565,definition,
    ( sQ7_spl
  <=> ssList(nil) ),
    introduced(definition,[new_symbols(definition,[sQ7_spl])],[split_symbol_definition]) ).

fof(f567,plain,
    ( sQ7_spl
    | ~ ssList(nil) ),
    inference(component_clause,[status(thm)],[f565]) ).

fof(f568,plain,
    ( ~ sQ7_spl
    | sQ6_spl
    | ~ sQ5_spl ),
    inference(split_clause,[status(thm)],[f556,f559,f562,f565]) ).

fof(f570,definition,
    ! [X0] :
      ( sQ8_spl
    <=> ( ~ ssList(X0)
        | segmentP(app(app(nil,sK50_skl),X0),sK50_skl)
        | ~ ssList(app(sK50_skl,X0)) ) ),
    introduced(definition,[new_symbols(definition,[sQ8_spl])],[split_symbol_definition]) ).

fof(f573,plain,
    ( ~ sQ7_spl
    | ~ sQ5_spl
    | sQ8_spl ),
    inference(split_clause,[status(thm)],[f558,f570,f559,f565]) ).

fof(f574,plain,
    ( sQ7_spl
    | $false ),
    inference(forward_subsumption_resolution,[status(thm)],[f567,f223]) ).

fof(f575,plain,
    sQ7_spl,
    inference(contradiction_clause,[status(thm)],[f574]) ).

fof(f576,plain,
    ( sQ5_spl
    | $false ),
    inference(forward_subsumption_resolution,[status(thm)],[f561,f423]) ).

fof(f577,plain,
    sQ5_spl,
    inference(contradiction_clause,[status(thm)],[f576]) ).

fof(f579,plain,
    ( ~ sQ0_spl
    | cons(sK51_skl,nil) = sK49_skl ),
    inference(resolution,[status(thm)],[f437,f451]) ).

fof(f580,plain,
    ( ~ sQ6_spl
    | app(sK6_skl(sK50_skl,sK50_skl),sK50_skl) = sK50_skl
    | ~ ssList(sK50_skl)
    | ~ ssList(sK50_skl) ),
    inference(resolution,[status(thm)],[f563,f129]) ).

fof(f581,definition,
    ( sQ9_spl
  <=> app(sK6_skl(sK50_skl,sK50_skl),sK50_skl) = sK50_skl ),
    introduced(definition,[new_symbols(definition,[sQ9_spl])],[split_symbol_definition]) ).

fof(f584,plain,
    ( ~ sQ6_spl
    | sQ9_spl
    | ~ sQ5_spl ),
    inference(split_clause,[status(thm)],[f580,f559,f581,f562]) ).

fof(f585,plain,
    ( ~ ssList(nil)
    | rearsegP(sK49_skl,sK49_skl)
    | ~ ssList(sK49_skl) ),
    inference(paramodulation,[status(thm)],[f532,f551]) ).

fof(f587,plain,
    ! [X0] :
      ( ~ ssList(X0)
      | ~ ssList(nil)
      | segmentP(app(app(nil,sK49_skl),X0),sK49_skl)
      | ~ ssList(sK49_skl)
      | ~ ssList(app(sK49_skl,X0)) ),
    inference(paramodulation,[status(thm)],[f532,f474]) ).

fof(f588,definition,
    ( sQ10_spl
  <=> ssList(sK49_skl) ),
    introduced(definition,[new_symbols(definition,[sQ10_spl])],[split_symbol_definition]) ).

fof(f590,plain,
    ( sQ10_spl
    | ~ ssList(sK49_skl) ),
    inference(component_clause,[status(thm)],[f588]) ).

fof(f591,definition,
    ( sQ11_spl
  <=> rearsegP(sK49_skl,sK49_skl) ),
    introduced(definition,[new_symbols(definition,[sQ11_spl])],[split_symbol_definition]) ).

fof(f592,plain,
    ( ~ sQ11_spl
    | rearsegP(sK49_skl,sK49_skl) ),
    inference(component_clause,[status(thm)],[f591]) ).

fof(f594,plain,
    ( ~ sQ7_spl
    | sQ11_spl
    | ~ sQ10_spl ),
    inference(split_clause,[status(thm)],[f585,f588,f591,f565]) ).

fof(f596,definition,
    ! [X0] :
      ( sQ12_spl
    <=> ( ~ ssList(X0)
        | segmentP(app(app(nil,sK49_skl),X0),sK49_skl)
        | ~ ssList(app(sK49_skl,X0)) ) ),
    introduced(definition,[new_symbols(definition,[sQ12_spl])],[split_symbol_definition]) ).

fof(f599,plain,
    ( ~ sQ7_spl
    | ~ sQ10_spl
    | sQ12_spl ),
    inference(split_clause,[status(thm)],[f587,f596,f588,f565]) ).

fof(f600,plain,
    ( sQ10_spl
    | $false ),
    inference(forward_subsumption_resolution,[status(thm)],[f590,f422]) ).

fof(f601,plain,
    sQ10_spl,
    inference(contradiction_clause,[status(thm)],[f600]) ).

fof(f603,plain,
    ( ~ sQ11_spl
    | app(sK6_skl(sK49_skl,sK49_skl),sK49_skl) = sK49_skl
    | ~ ssList(sK49_skl)
    | ~ ssList(sK49_skl) ),
    inference(resolution,[status(thm)],[f592,f129]) ).

fof(f604,definition,
    ( sQ13_spl
  <=> app(sK6_skl(sK49_skl,sK49_skl),sK49_skl) = sK49_skl ),
    introduced(definition,[new_symbols(definition,[sQ13_spl])],[split_symbol_definition]) ).

fof(f607,plain,
    ( ~ sQ11_spl
    | sQ13_spl
    | ~ sQ10_spl ),
    inference(split_clause,[status(thm)],[f603,f588,f604,f591]) ).

fof(f608,plain,
    ! [X0] :
      ( app(nil,sK5_skl(nil,X0)) = X0
      | ~ ssList(nil)
      | ~ ssList(X0)
      | ~ ssList(X0) ),
    inference(resolution,[status(thm)],[f295,f123]) ).

fof(f609,definition,
    ! [X0] :
      ( sQ14_spl
    <=> ( app(nil,sK5_skl(nil,X0)) = X0
        | ~ ssList(X0)
        | ~ ssList(X0) ) ),
    introduced(definition,[new_symbols(definition,[sQ14_spl])],[split_symbol_definition]) ).

fof(f612,plain,
    ( ~ sQ7_spl
    | sQ14_spl ),
    inference(split_clause,[status(thm)],[f608,f609,f565]) ).

fof(f614,plain,
    ! [X0] :
      ( app(sK6_skl(nil,X0),nil) = X0
      | ~ ssList(nil)
      | ~ ssList(X0)
      | ~ ssList(X0) ),
    inference(resolution,[status(thm)],[f309,f129]) ).

fof(f615,definition,
    ! [X0] :
      ( sQ15_spl
    <=> ( app(sK6_skl(nil,X0),nil) = X0
        | ~ ssList(X0)
        | ~ ssList(X0) ) ),
    introduced(definition,[new_symbols(definition,[sQ15_spl])],[split_symbol_definition]) ).

fof(f618,plain,
    ( ~ sQ7_spl
    | sQ15_spl ),
    inference(split_clause,[status(thm)],[f614,f615,f565]) ).

fof(f621,plain,
    ! [X0] :
      ( ~ ssList(X0)
      | app(app(sK7_skl(nil,X0),nil),sK8_skl(nil,X0)) = X0
      | ~ ssList(nil)
      | ~ ssList(X0) ),
    inference(resolution,[status(thm)],[f136,f323]) ).

fof(f623,definition,
    ! [X0] :
      ( sQ16_spl
    <=> ( ~ ssList(X0)
        | app(app(sK7_skl(nil,X0),nil),sK8_skl(nil,X0)) = X0
        | ~ ssList(X0) ) ),
    introduced(definition,[new_symbols(definition,[sQ16_spl])],[split_symbol_definition]) ).

fof(f626,plain,
    ( ~ sQ7_spl
    | sQ16_spl ),
    inference(split_clause,[status(thm)],[f621,f623,f565]) ).

fof(f635,definition,
    ( sQ17_spl
  <=> ssList(cons(sK51_skl,nil)) ),
    introduced(definition,[new_symbols(definition,[sQ17_spl])],[split_symbol_definition]) ).

fof(f637,plain,
    ( sQ17_spl
    | ~ ssList(cons(sK51_skl,nil)) ),
    inference(component_clause,[status(thm)],[f635]) ).

fof(f641,definition,
    ( sQ19_spl
  <=> ssItem(sK51_skl) ),
    introduced(definition,[new_symbols(definition,[sQ19_spl])],[split_symbol_definition]) ).

fof(f643,plain,
    ( sQ19_spl
    | ~ ssItem(sK51_skl) ),
    inference(component_clause,[status(thm)],[f641]) ).

fof(f662,plain,
    ( ~ sQ0_spl
    | app(app(sK52_skl(sK51_skl,sK50_skl,sK49_skl),sK49_skl),sK53_skl(sK51_skl,sK50_skl,sK49_skl)) = sK50_skl ),
    inference(resolution,[status(thm)],[f438,f451]) ).

fof(f663,plain,
    ! [X0,X1] :
      ( sQ19_spl
      | ~ sP0_prd(sK51_skl,X0,X1) ),
    inference(resolution,[status(thm)],[f643,f434]) ).

fof(f664,plain,
    ( ~ sQ0_spl
    | sQ19_spl
    | $false ),
    inference(backward_subsumption_resolution,[status(thm)],[f451,f663]) ).

fof(f665,plain,
    ( ~ sQ0_spl
    | sQ19_spl ),
    inference(contradiction_clause,[status(thm)],[f664]) ).

fof(f666,plain,
    ! [X0] :
      ( memberP(sK49_skl,X0)
      | memberP(nil,X0)
      | ~ memberP(sK49_skl,X0)
      | ~ ssList(sK49_skl)
      | ~ ssList(nil)
      | ~ ssItem(X0) ),
    inference(paramodulation,[status(thm)],[f532,f270]) ).

fof(f667,plain,
    ! [X0] :
      ( memberP(sK50_skl,X0)
      | memberP(nil,X0)
      | ~ memberP(sK50_skl,X0)
      | ~ ssList(sK50_skl)
      | ~ ssList(nil)
      | ~ ssItem(X0) ),
    inference(paramodulation,[status(thm)],[f531,f270]) ).

fof(f668,definition,
    ! [X0] :
      ( sQ24_spl
    <=> ( memberP(sK49_skl,X0)
        | memberP(nil,X0)
        | ~ memberP(sK49_skl,X0)
        | ~ ssItem(X0) ) ),
    introduced(definition,[new_symbols(definition,[sQ24_spl])],[split_symbol_definition]) ).

fof(f671,plain,
    ( ~ sQ10_spl
    | ~ sQ7_spl
    | sQ24_spl ),
    inference(split_clause,[status(thm)],[f666,f668,f565,f588]) ).

fof(f672,definition,
    ! [X0] :
      ( sQ25_spl
    <=> ( memberP(sK50_skl,X0)
        | memberP(nil,X0)
        | ~ memberP(sK50_skl,X0)
        | ~ ssItem(X0) ) ),
    introduced(definition,[new_symbols(definition,[sQ25_spl])],[split_symbol_definition]) ).

fof(f675,plain,
    ( ~ sQ5_spl
    | ~ sQ7_spl
    | sQ25_spl ),
    inference(split_clause,[status(thm)],[f667,f672,f565,f559]) ).

fof(f694,plain,
    ( ~ sQ1_spl
    | equalelemsP(sK50_skl) ),
    inference(backward_demodulation,[status(thm)],[f454,f362]) ).

fof(f697,plain,
    ( ~ sQ1_spl
    | ~ sQ2_spl
    | sK49_skl = sK50_skl ),
    inference(backward_demodulation,[status(thm)],[f458,f454]) ).

fof(f708,plain,
    ( ~ sQ1_spl
    | ~ sQ2_spl
    | equalelemsP(sK49_skl) ),
    inference(backward_demodulation,[status(thm)],[f697,f694]) ).

fof(f717,plain,
    ( sQ3_spl
    | ~ sQ1_spl
    | ~ sQ2_spl
    | ~ segmentP(sK49_skl,sK49_skl) ),
    inference(backward_demodulation,[status(thm)],[f697,f505]) ).

fof(f756,plain,
    ( sQ3_spl
    | ~ sQ1_spl
    | ~ sQ2_spl
    | ~ ssList(sK49_skl) ),
    inference(resolution,[status(thm)],[f717,f319]) ).

fof(f761,plain,
    ( sQ3_spl
    | ~ sQ1_spl
    | ~ sQ2_spl
    | ~ sQ10_spl ),
    inference(split_clause,[status(thm)],[f756,f588,f457,f453,f461]) ).

fof(f762,plain,
    ( sQ4_spl
    | ~ equalelemsP(sK49_skl) ),
    inference(forward_demodulation,[status(thm)],[f425,f466]) ).

fof(f763,plain,
    ( sQ4_spl
    | ~ sQ1_spl
    | ~ sQ2_spl
    | $false ),
    inference(forward_subsumption_resolution,[status(thm)],[f762,f708]) ).

fof(f764,plain,
    ( sQ4_spl
    | ~ sQ1_spl
    | ~ sQ2_spl ),
    inference(contradiction_clause,[status(thm)],[f763]) ).

fof(f770,plain,
    ! [X0,X1] :
      ( ~ segmentP(X1,X0)
      | ~ segmentP(nil,X1)
      | ~ ssList(X0)
      | ~ ssList(X1)
      | ~ ssList(nil)
      | nil = X0
      | ~ ssList(X0) ),
    inference(resolution,[status(thm)],[f326,f315]) ).

fof(f771,plain,
    ( ~ ssList(nil)
    | nil = nil
    | ~ ssList(nil) ),
    inference(resolution,[status(thm)],[f326,f319]) ).

fof(f772,definition,
    ! [X0,X1] :
      ( sQ27_spl
    <=> ( ~ segmentP(X1,X0)
        | ~ segmentP(nil,X1)
        | ~ ssList(X0)
        | ~ ssList(X1)
        | nil = X0
        | ~ ssList(X0) ) ),
    introduced(definition,[new_symbols(definition,[sQ27_spl])],[split_symbol_definition]) ).

fof(f775,plain,
    ( ~ sQ7_spl
    | sQ27_spl ),
    inference(split_clause,[status(thm)],[f770,f772,f565]) ).

fof(f776,definition,
    ( sQ28_spl
  <=> nil = nil ),
    introduced(definition,[new_symbols(definition,[sQ28_spl])],[split_symbol_definition]) ).

fof(f779,plain,
    ( sQ28_spl
    | ~ sQ7_spl ),
    inference(split_clause,[status(thm)],[f771,f565,f776]) ).

fof(f1030,plain,
    ! [X0] :
      ( memberP(nil,X0)
      | memberP(nil,X0)
      | ~ memberP(nil,X0)
      | ~ ssList(nil)
      | ~ ssList(nil)
      | ~ ssItem(X0) ),
    inference(paramodulation,[status(thm)],[f534,f270]) ).

fof(f1031,plain,
    ( ~ ssList(nil)
    | rearsegP(nil,nil)
    | ~ ssList(nil) ),
    inference(paramodulation,[status(thm)],[f534,f551]) ).

fof(f1033,plain,
    ! [X0] :
      ( ~ ssList(X0)
      | ~ ssList(nil)
      | segmentP(app(app(nil,nil),X0),nil)
      | ~ ssList(nil)
      | ~ ssList(app(nil,X0)) ),
    inference(paramodulation,[status(thm)],[f534,f474]) ).

fof(f1034,definition,
    ! [X0] :
      ( sQ41_spl
    <=> ( memberP(nil,X0)
        | memberP(nil,X0)
        | ~ memberP(nil,X0)
        | ~ ssItem(X0) ) ),
    introduced(definition,[new_symbols(definition,[sQ41_spl])],[split_symbol_definition]) ).

fof(f1037,plain,
    ( ~ sQ7_spl
    | sQ41_spl ),
    inference(split_clause,[status(thm)],[f1030,f1034,f565]) ).

fof(f1038,definition,
    ( sQ42_spl
  <=> rearsegP(nil,nil) ),
    introduced(definition,[new_symbols(definition,[sQ42_spl])],[split_symbol_definition]) ).

fof(f1039,plain,
    ( ~ sQ42_spl
    | rearsegP(nil,nil) ),
    inference(component_clause,[status(thm)],[f1038]) ).

fof(f1041,plain,
    ( sQ42_spl
    | ~ sQ7_spl ),
    inference(split_clause,[status(thm)],[f1031,f565,f1038]) ).

fof(f1043,definition,
    ! [X0] :
      ( sQ43_spl
    <=> ( ~ ssList(X0)
        | segmentP(app(app(nil,nil),X0),nil)
        | ~ ssList(app(nil,X0)) ) ),
    introduced(definition,[new_symbols(definition,[sQ43_spl])],[split_symbol_definition]) ).

fof(f1046,plain,
    ( ~ sQ7_spl
    | sQ43_spl ),
    inference(split_clause,[status(thm)],[f1033,f1043,f565]) ).

fof(f1048,plain,
    ( ~ sQ42_spl
    | app(sK6_skl(nil,nil),nil) = nil
    | ~ ssList(nil)
    | ~ ssList(nil) ),
    inference(resolution,[status(thm)],[f1039,f129]) ).

fof(f1049,definition,
    ( sQ44_spl
  <=> app(sK6_skl(nil,nil),nil) = nil ),
    introduced(definition,[new_symbols(definition,[sQ44_spl])],[split_symbol_definition]) ).

fof(f1052,plain,
    ( ~ sQ42_spl
    | sQ44_spl
    | ~ sQ7_spl ),
    inference(split_clause,[status(thm)],[f1048,f565,f1049,f1038]) ).

fof(f1053,plain,
    ( sQ17_spl
    | ~ ssItem(sK51_skl)
    | ~ ssList(nil) ),
    inference(resolution,[status(thm)],[f637,f222]) ).

fof(f1054,plain,
    ( sQ17_spl
    | ~ sQ19_spl
    | ~ sQ7_spl ),
    inference(split_clause,[status(thm)],[f1053,f565,f641,f635]) ).

fof(f1127,plain,
    ( ~ sQ0_spl
    | equalelemsP(sK49_skl)
    | ~ ssItem(sK51_skl) ),
    inference(paramodulation,[status(thm)],[f579,f361]) ).

fof(f1143,definition,
    ( sQ48_spl
  <=> equalelemsP(sK49_skl) ),
    introduced(definition,[new_symbols(definition,[sQ48_spl])],[split_symbol_definition]) ).

fof(f1144,plain,
    ( ~ sQ48_spl
    | equalelemsP(sK49_skl) ),
    inference(component_clause,[status(thm)],[f1143]) ).

fof(f1146,plain,
    ( ~ sQ0_spl
    | sQ48_spl
    | ~ sQ19_spl ),
    inference(split_clause,[status(thm)],[f1127,f641,f1143,f450]) ).

fof(f1257,plain,
    app(sK50_skl,nil) = sK50_skl,
    inference(resolution,[status(thm)],[f389,f423]) ).

fof(f1274,plain,
    app(sK49_skl,nil) = sK49_skl,
    inference(resolution,[status(thm)],[f389,f422]) ).

fof(f1317,plain,
    ! [X0,X1,X2] :
      ( segmentP(app(app(X1,X0),X2),nil)
      | ~ ssList(X2)
      | ~ ssList(X1)
      | ~ ssList(nil)
      | ~ ssList(X0)
      | ~ ssList(X0) ),
    inference(resolution,[status(thm)],[f323,f321]) ).

fof(f1318,plain,
    ! [X0] :
      ( nil = X0
      | ~ segmentP(nil,X0)
      | ~ ssList(X0)
      | ~ ssList(nil)
      | ~ ssList(X0) ),
    inference(resolution,[status(thm)],[f323,f317]) ).

fof(f1319,plain,
    ! [X0,X1] :
      ( segmentP(X1,nil)
      | ~ segmentP(X1,X0)
      | ~ ssList(nil)
      | ~ ssList(X0)
      | ~ ssList(X1)
      | ~ ssList(X0) ),
    inference(resolution,[status(thm)],[f323,f315]) ).

fof(f1322,definition,
    ! [X0,X1,X2] :
      ( sQ67_spl
    <=> ( segmentP(app(app(X1,X0),X2),nil)
        | ~ ssList(X2)
        | ~ ssList(X1)
        | ~ ssList(X0)
        | ~ ssList(X0) ) ),
    introduced(definition,[new_symbols(definition,[sQ67_spl])],[split_symbol_definition]) ).

fof(f1325,plain,
    ( ~ sQ7_spl
    | sQ67_spl ),
    inference(split_clause,[status(thm)],[f1317,f1322,f565]) ).

fof(f1326,definition,
    ! [X0] :
      ( sQ68_spl
    <=> ( nil = X0
        | ~ segmentP(nil,X0)
        | ~ ssList(X0)
        | ~ ssList(X0) ) ),
    introduced(definition,[new_symbols(definition,[sQ68_spl])],[split_symbol_definition]) ).

fof(f1329,plain,
    ( ~ sQ7_spl
    | sQ68_spl ),
    inference(split_clause,[status(thm)],[f1318,f1326,f565]) ).

fof(f1330,definition,
    ! [X0,X1] :
      ( sQ69_spl
    <=> ( segmentP(X1,nil)
        | ~ segmentP(X1,X0)
        | ~ ssList(X0)
        | ~ ssList(X1)
        | ~ ssList(X0) ) ),
    introduced(definition,[new_symbols(definition,[sQ69_spl])],[split_symbol_definition]) ).

fof(f1333,plain,
    ( ~ sQ7_spl
    | sQ69_spl ),
    inference(split_clause,[status(thm)],[f1319,f1330,f565]) ).

fof(f1339,plain,
    ( ~ ssList(sK50_skl)
    | frontsegP(sK50_skl,nil)
    | ~ ssList(nil) ),
    inference(paramodulation,[status(thm)],[f531,f535]) ).

fof(f1340,plain,
    ( ~ ssList(sK49_skl)
    | frontsegP(sK49_skl,nil)
    | ~ ssList(nil) ),
    inference(paramodulation,[status(thm)],[f532,f535]) ).

fof(f1341,plain,
    ( ~ ssList(nil)
    | frontsegP(nil,nil)
    | ~ ssList(nil) ),
    inference(paramodulation,[status(thm)],[f534,f535]) ).

fof(f1344,definition,
    ( sQ70_spl
  <=> frontsegP(sK50_skl,nil) ),
    introduced(definition,[new_symbols(definition,[sQ70_spl])],[split_symbol_definition]) ).

fof(f1345,plain,
    ( ~ sQ70_spl
    | frontsegP(sK50_skl,nil) ),
    inference(component_clause,[status(thm)],[f1344]) ).

fof(f1347,plain,
    ( ~ sQ5_spl
    | sQ70_spl
    | ~ sQ7_spl ),
    inference(split_clause,[status(thm)],[f1339,f565,f1344,f559]) ).

fof(f1348,definition,
    ( sQ71_spl
  <=> frontsegP(sK49_skl,nil) ),
    introduced(definition,[new_symbols(definition,[sQ71_spl])],[split_symbol_definition]) ).

fof(f1349,plain,
    ( ~ sQ71_spl
    | frontsegP(sK49_skl,nil) ),
    inference(component_clause,[status(thm)],[f1348]) ).

fof(f1351,plain,
    ( ~ sQ10_spl
    | sQ71_spl
    | ~ sQ7_spl ),
    inference(split_clause,[status(thm)],[f1340,f565,f1348,f588]) ).

fof(f1352,definition,
    ( sQ72_spl
  <=> frontsegP(nil,nil) ),
    introduced(definition,[new_symbols(definition,[sQ72_spl])],[split_symbol_definition]) ).

fof(f1353,plain,
    ( ~ sQ72_spl
    | frontsegP(nil,nil) ),
    inference(component_clause,[status(thm)],[f1352]) ).

fof(f1355,plain,
    ( sQ72_spl
    | ~ sQ7_spl ),
    inference(split_clause,[status(thm)],[f1341,f565,f1352]) ).

fof(f1360,plain,
    ( ~ sQ70_spl
    | app(nil,sK5_skl(nil,sK50_skl)) = sK50_skl
    | ~ ssList(nil)
    | ~ ssList(sK50_skl) ),
    inference(resolution,[status(thm)],[f1345,f123]) ).

fof(f1361,definition,
    ( sQ73_spl
  <=> app(nil,sK5_skl(nil,sK50_skl)) = sK50_skl ),
    introduced(definition,[new_symbols(definition,[sQ73_spl])],[split_symbol_definition]) ).

fof(f1364,plain,
    ( ~ sQ70_spl
    | sQ73_spl
    | ~ sQ7_spl
    | ~ sQ5_spl ),
    inference(split_clause,[status(thm)],[f1360,f559,f565,f1361,f1344]) ).

fof(f1365,plain,
    ( ~ sQ71_spl
    | app(nil,sK5_skl(nil,sK49_skl)) = sK49_skl
    | ~ ssList(nil)
    | ~ ssList(sK49_skl) ),
    inference(resolution,[status(thm)],[f1349,f123]) ).

fof(f1366,definition,
    ( sQ74_spl
  <=> app(nil,sK5_skl(nil,sK49_skl)) = sK49_skl ),
    introduced(definition,[new_symbols(definition,[sQ74_spl])],[split_symbol_definition]) ).

fof(f1369,plain,
    ( ~ sQ71_spl
    | sQ74_spl
    | ~ sQ7_spl
    | ~ sQ10_spl ),
    inference(split_clause,[status(thm)],[f1365,f588,f565,f1366,f1348]) ).

fof(f1370,plain,
    ( ~ sQ72_spl
    | app(nil,sK5_skl(nil,nil)) = nil
    | ~ ssList(nil)
    | ~ ssList(nil) ),
    inference(resolution,[status(thm)],[f1353,f123]) ).

fof(f1371,definition,
    ( sQ75_spl
  <=> app(nil,sK5_skl(nil,nil)) = nil ),
    introduced(definition,[new_symbols(definition,[sQ75_spl])],[split_symbol_definition]) ).

fof(f1374,plain,
    ( ~ sQ72_spl
    | sQ75_spl
    | ~ sQ7_spl ),
    inference(split_clause,[status(thm)],[f1370,f565,f1371,f1352]) ).

fof(f1381,plain,
    ( ~ ssList(nil)
    | frontsegP(sK50_skl,sK50_skl)
    | ~ ssList(sK50_skl) ),
    inference(paramodulation,[status(thm)],[f1257,f535]) ).

fof(f1383,plain,
    ( ~ ssList(sK50_skl)
    | rearsegP(sK50_skl,nil)
    | ~ ssList(nil) ),
    inference(paramodulation,[status(thm)],[f1257,f551]) ).

fof(f1385,plain,
    ! [X0] :
      ( ~ ssList(X0)
      | ~ ssList(sK50_skl)
      | segmentP(app(app(sK50_skl,nil),X0),nil)
      | ~ ssList(nil)
      | ~ ssList(app(sK50_skl,X0)) ),
    inference(paramodulation,[status(thm)],[f1257,f474]) ).

fof(f1386,definition,
    ( sQ76_spl
  <=> frontsegP(sK50_skl,sK50_skl) ),
    introduced(definition,[new_symbols(definition,[sQ76_spl])],[split_symbol_definition]) ).

fof(f1387,plain,
    ( ~ sQ76_spl
    | frontsegP(sK50_skl,sK50_skl) ),
    inference(component_clause,[status(thm)],[f1386]) ).

fof(f1389,plain,
    ( ~ sQ7_spl
    | sQ76_spl
    | ~ sQ5_spl ),
    inference(split_clause,[status(thm)],[f1381,f559,f1386,f565]) ).

fof(f1391,definition,
    ( sQ77_spl
  <=> rearsegP(sK50_skl,nil) ),
    introduced(definition,[new_symbols(definition,[sQ77_spl])],[split_symbol_definition]) ).

fof(f1392,plain,
    ( ~ sQ77_spl
    | rearsegP(sK50_skl,nil) ),
    inference(component_clause,[status(thm)],[f1391]) ).

fof(f1394,plain,
    ( ~ sQ5_spl
    | sQ77_spl
    | ~ sQ7_spl ),
    inference(split_clause,[status(thm)],[f1383,f565,f1391,f559]) ).

fof(f1396,definition,
    ! [X0] :
      ( sQ78_spl
    <=> ( ~ ssList(X0)
        | segmentP(app(app(sK50_skl,nil),X0),nil)
        | ~ ssList(app(sK50_skl,X0)) ) ),
    introduced(definition,[new_symbols(definition,[sQ78_spl])],[split_symbol_definition]) ).

fof(f1399,plain,
    ( ~ sQ5_spl
    | ~ sQ7_spl
    | sQ78_spl ),
    inference(split_clause,[status(thm)],[f1385,f1396,f565,f559]) ).

fof(f1405,plain,
    ( ~ sQ76_spl
    | app(sK50_skl,sK5_skl(sK50_skl,sK50_skl)) = sK50_skl
    | ~ ssList(sK50_skl)
    | ~ ssList(sK50_skl) ),
    inference(resolution,[status(thm)],[f1387,f123]) ).

fof(f1406,definition,
    ( sQ79_spl
  <=> app(sK50_skl,sK5_skl(sK50_skl,sK50_skl)) = sK50_skl ),
    introduced(definition,[new_symbols(definition,[sQ79_spl])],[split_symbol_definition]) ).

fof(f1409,plain,
    ( ~ sQ76_spl
    | sQ79_spl
    | ~ sQ5_spl ),
    inference(split_clause,[status(thm)],[f1405,f559,f1406,f1386]) ).

fof(f1410,plain,
    ( ~ sQ77_spl
    | app(sK6_skl(nil,sK50_skl),nil) = sK50_skl
    | ~ ssList(nil)
    | ~ ssList(sK50_skl) ),
    inference(resolution,[status(thm)],[f1392,f129]) ).

fof(f1411,definition,
    ( sQ80_spl
  <=> app(sK6_skl(nil,sK50_skl),nil) = sK50_skl ),
    introduced(definition,[new_symbols(definition,[sQ80_spl])],[split_symbol_definition]) ).

fof(f1414,plain,
    ( ~ sQ77_spl
    | sQ80_spl
    | ~ sQ7_spl
    | ~ sQ5_spl ),
    inference(split_clause,[status(thm)],[f1410,f559,f565,f1411,f1391]) ).

fof(f1439,plain,
    ( ~ ssList(nil)
    | frontsegP(sK49_skl,sK49_skl)
    | ~ ssList(sK49_skl) ),
    inference(paramodulation,[status(thm)],[f1274,f535]) ).

fof(f1441,plain,
    ( ~ ssList(sK49_skl)
    | rearsegP(sK49_skl,nil)
    | ~ ssList(nil) ),
    inference(paramodulation,[status(thm)],[f1274,f551]) ).

fof(f1443,plain,
    ! [X0] :
      ( ~ ssList(X0)
      | ~ ssList(sK49_skl)
      | segmentP(app(app(sK49_skl,nil),X0),nil)
      | ~ ssList(nil)
      | ~ ssList(app(sK49_skl,X0)) ),
    inference(paramodulation,[status(thm)],[f1274,f474]) ).

fof(f1444,definition,
    ( sQ81_spl
  <=> frontsegP(sK49_skl,sK49_skl) ),
    introduced(definition,[new_symbols(definition,[sQ81_spl])],[split_symbol_definition]) ).

fof(f1445,plain,
    ( ~ sQ81_spl
    | frontsegP(sK49_skl,sK49_skl) ),
    inference(component_clause,[status(thm)],[f1444]) ).

fof(f1447,plain,
    ( ~ sQ7_spl
    | sQ81_spl
    | ~ sQ10_spl ),
    inference(split_clause,[status(thm)],[f1439,f588,f1444,f565]) ).

fof(f1449,definition,
    ( sQ82_spl
  <=> rearsegP(sK49_skl,nil) ),
    introduced(definition,[new_symbols(definition,[sQ82_spl])],[split_symbol_definition]) ).

fof(f1450,plain,
    ( ~ sQ82_spl
    | rearsegP(sK49_skl,nil) ),
    inference(component_clause,[status(thm)],[f1449]) ).

fof(f1452,plain,
    ( ~ sQ10_spl
    | sQ82_spl
    | ~ sQ7_spl ),
    inference(split_clause,[status(thm)],[f1441,f565,f1449,f588]) ).

fof(f1454,definition,
    ! [X0] :
      ( sQ83_spl
    <=> ( ~ ssList(X0)
        | segmentP(app(app(sK49_skl,nil),X0),nil)
        | ~ ssList(app(sK49_skl,X0)) ) ),
    introduced(definition,[new_symbols(definition,[sQ83_spl])],[split_symbol_definition]) ).

fof(f1457,plain,
    ( ~ sQ10_spl
    | ~ sQ7_spl
    | sQ83_spl ),
    inference(split_clause,[status(thm)],[f1443,f1454,f565,f588]) ).

fof(f1459,plain,
    ( ~ sQ81_spl
    | app(sK49_skl,sK5_skl(sK49_skl,sK49_skl)) = sK49_skl
    | ~ ssList(sK49_skl)
    | ~ ssList(sK49_skl) ),
    inference(resolution,[status(thm)],[f1445,f123]) ).

fof(f1460,definition,
    ( sQ84_spl
  <=> app(sK49_skl,sK5_skl(sK49_skl,sK49_skl)) = sK49_skl ),
    introduced(definition,[new_symbols(definition,[sQ84_spl])],[split_symbol_definition]) ).

fof(f1463,plain,
    ( ~ sQ81_spl
    | sQ84_spl
    | ~ sQ10_spl ),
    inference(split_clause,[status(thm)],[f1459,f588,f1460,f1444]) ).

fof(f1464,plain,
    ( ~ sQ82_spl
    | app(sK6_skl(nil,sK49_skl),nil) = sK49_skl
    | ~ ssList(nil)
    | ~ ssList(sK49_skl) ),
    inference(resolution,[status(thm)],[f1450,f129]) ).

fof(f1465,definition,
    ( sQ85_spl
  <=> app(sK6_skl(nil,sK49_skl),nil) = sK49_skl ),
    introduced(definition,[new_symbols(definition,[sQ85_spl])],[split_symbol_definition]) ).

fof(f1468,plain,
    ( ~ sQ82_spl
    | sQ85_spl
    | ~ sQ7_spl
    | ~ sQ10_spl ),
    inference(split_clause,[status(thm)],[f1464,f588,f565,f1465,f1449]) ).

fof(f1801,plain,
    ( ~ sQ0_spl
    | ~ ssList(sK53_skl(sK51_skl,sK50_skl,sK49_skl))
    | ~ ssList(sK52_skl(sK51_skl,sK50_skl,sK49_skl))
    | segmentP(app(app(sK52_skl(sK51_skl,sK50_skl,sK49_skl),sK49_skl),sK53_skl(sK51_skl,sK50_skl,sK49_skl)),sK49_skl)
    | ~ ssList(sK49_skl)
    | ~ ssList(sK50_skl) ),
    inference(paramodulation,[status(thm)],[f662,f474]) ).

fof(f1807,definition,
    ( sQ108_spl
  <=> segmentP(app(app(sK52_skl(sK51_skl,sK50_skl,sK49_skl),sK49_skl),sK53_skl(sK51_skl,sK50_skl,sK49_skl)),sK49_skl) ),
    introduced(definition,[new_symbols(definition,[sQ108_spl])],[split_symbol_definition]) ).

fof(f1808,plain,
    ( ~ sQ108_spl
    | segmentP(app(app(sK52_skl(sK51_skl,sK50_skl,sK49_skl),sK49_skl),sK53_skl(sK51_skl,sK50_skl,sK49_skl)),sK49_skl) ),
    inference(component_clause,[status(thm)],[f1807]) ).

fof(f1810,definition,
    ( sQ109_spl
  <=> ssList(sK52_skl(sK51_skl,sK50_skl,sK49_skl)) ),
    introduced(definition,[new_symbols(definition,[sQ109_spl])],[split_symbol_definition]) ).

fof(f1812,plain,
    ( sQ109_spl
    | ~ ssList(sK52_skl(sK51_skl,sK50_skl,sK49_skl)) ),
    inference(component_clause,[status(thm)],[f1810]) ).

fof(f1813,definition,
    ( sQ110_spl
  <=> ssList(sK53_skl(sK51_skl,sK50_skl,sK49_skl)) ),
    introduced(definition,[new_symbols(definition,[sQ110_spl])],[split_symbol_definition]) ).

fof(f1815,plain,
    ( sQ110_spl
    | ~ ssList(sK53_skl(sK51_skl,sK50_skl,sK49_skl)) ),
    inference(component_clause,[status(thm)],[f1813]) ).

fof(f1816,plain,
    ( ~ sQ0_spl
    | ~ sQ110_spl
    | ~ sQ109_spl
    | sQ108_spl
    | ~ sQ10_spl
    | ~ sQ5_spl ),
    inference(split_clause,[status(thm)],[f1801,f559,f588,f1807,f1810,f1813,f450]) ).

fof(f1879,plain,
    ( sQ110_spl
    | ~ sP0_prd(sK51_skl,sK50_skl,sK49_skl) ),
    inference(resolution,[status(thm)],[f1815,f436]) ).

fof(f1880,plain,
    ( sQ110_spl
    | ~ sQ0_spl ),
    inference(split_clause,[status(thm)],[f1879,f450,f1813]) ).

fof(f1881,plain,
    ( ~ sQ108_spl
    | ~ sQ0_spl
    | segmentP(sK50_skl,sK49_skl) ),
    inference(forward_demodulation,[status(thm)],[f662,f1808]) ).

fof(f1882,plain,
    ( ~ sQ108_spl
    | ~ sQ0_spl
    | sQ3_spl
    | $false ),
    inference(forward_subsumption_resolution,[status(thm)],[f1881,f505]) ).

fof(f1883,plain,
    ( ~ sQ108_spl
    | ~ sQ0_spl
    | sQ3_spl ),
    inference(contradiction_clause,[status(thm)],[f1882]) ).

fof(f1884,plain,
    ( sQ4_spl
    | ~ sQ48_spl
    | $false ),
    inference(forward_subsumption_resolution,[status(thm)],[f762,f1144]) ).

fof(f1885,plain,
    ( sQ4_spl
    | ~ sQ48_spl ),
    inference(contradiction_clause,[status(thm)],[f1884]) ).

fof(f1904,plain,
    ! [X0] :
      ( ~ ssList(sK49_skl)
      | segmentP(app(sK49_skl,X0),nil)
      | ~ ssList(nil)
      | ~ ssList(X0) ),
    inference(paramodulation,[status(thm)],[f1274,f540]) ).

fof(f1905,plain,
    ! [X0] :
      ( ~ ssList(sK50_skl)
      | segmentP(app(sK50_skl,X0),nil)
      | ~ ssList(nil)
      | ~ ssList(X0) ),
    inference(paramodulation,[status(thm)],[f1257,f540]) ).

fof(f1906,plain,
    ! [X0] :
      ( ~ ssList(nil)
      | segmentP(app(sK50_skl,X0),sK50_skl)
      | ~ ssList(sK50_skl)
      | ~ ssList(X0) ),
    inference(paramodulation,[status(thm)],[f531,f540]) ).

fof(f1907,plain,
    ! [X0] :
      ( ~ ssList(nil)
      | segmentP(app(sK49_skl,X0),sK49_skl)
      | ~ ssList(sK49_skl)
      | ~ ssList(X0) ),
    inference(paramodulation,[status(thm)],[f532,f540]) ).

fof(f1908,plain,
    ! [X0] :
      ( ~ ssList(nil)
      | segmentP(app(nil,X0),nil)
      | ~ ssList(nil)
      | ~ ssList(X0) ),
    inference(paramodulation,[status(thm)],[f534,f540]) ).

fof(f1921,definition,
    ! [X0] :
      ( sQ122_spl
    <=> ( segmentP(app(sK49_skl,X0),nil)
        | ~ ssList(X0) ) ),
    introduced(definition,[new_symbols(definition,[sQ122_spl])],[split_symbol_definition]) ).

fof(f1924,plain,
    ( ~ sQ10_spl
    | ~ sQ7_spl
    | sQ122_spl ),
    inference(split_clause,[status(thm)],[f1904,f1921,f565,f588]) ).

fof(f1925,definition,
    ! [X0] :
      ( sQ123_spl
    <=> ( segmentP(app(sK50_skl,X0),nil)
        | ~ ssList(X0) ) ),
    introduced(definition,[new_symbols(definition,[sQ123_spl])],[split_symbol_definition]) ).

fof(f1928,plain,
    ( ~ sQ5_spl
    | ~ sQ7_spl
    | sQ123_spl ),
    inference(split_clause,[status(thm)],[f1905,f1925,f565,f559]) ).

fof(f1929,definition,
    ! [X0] :
      ( sQ124_spl
    <=> ( segmentP(app(sK50_skl,X0),sK50_skl)
        | ~ ssList(X0) ) ),
    introduced(definition,[new_symbols(definition,[sQ124_spl])],[split_symbol_definition]) ).

fof(f1932,plain,
    ( ~ sQ7_spl
    | ~ sQ5_spl
    | sQ124_spl ),
    inference(split_clause,[status(thm)],[f1906,f1929,f559,f565]) ).

fof(f1933,definition,
    ! [X0] :
      ( sQ125_spl
    <=> ( segmentP(app(sK49_skl,X0),sK49_skl)
        | ~ ssList(X0) ) ),
    introduced(definition,[new_symbols(definition,[sQ125_spl])],[split_symbol_definition]) ).

fof(f1936,plain,
    ( ~ sQ7_spl
    | ~ sQ10_spl
    | sQ125_spl ),
    inference(split_clause,[status(thm)],[f1907,f1933,f588,f565]) ).

fof(f1937,definition,
    ! [X0] :
      ( sQ126_spl
    <=> ( segmentP(app(nil,X0),nil)
        | ~ ssList(X0) ) ),
    introduced(definition,[new_symbols(definition,[sQ126_spl])],[split_symbol_definition]) ).

fof(f1940,plain,
    ( ~ sQ7_spl
    | sQ126_spl ),
    inference(split_clause,[status(thm)],[f1908,f1937,f565]) ).

fof(f1972,plain,
    ( sQ109_spl
    | ~ sP0_prd(sK51_skl,sK50_skl,sK49_skl) ),
    inference(resolution,[status(thm)],[f1812,f435]) ).

fof(f1973,plain,
    ( sQ109_spl
    | ~ sQ0_spl ),
    inference(split_clause,[status(thm)],[f1972,f450,f1810]) ).

fof(f1974,plain,
    $false,
    inference(sat_refutation,[status(thm)],[f456,f460,f467,f568,f573,f575,f577,f584,f594,f599,f601,f607,f612,f618,f626,f665,f671,f675,f761,f764,f775,f779,f1037,f1041,f1046,f1052,f1054,f1146,f1325,f1329,f1333,f1347,f1351,f1355,f1364,f1369,f1374,f1389,f1394,f1399,f1409,f1414,f1447,f1452,f1457,f1463,f1468,f1816,f1880,f1883,f1885,f1924,f1928,f1932,f1936,f1940,f1973]) ).

%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.00/0.04  % Problem  : SWC330+1 : TPTP v9.3.1. Released v2.4.0.
% 0.00/0.06  % Command  : drodi -timeout(300) /export/starexec/sandbox2/benchmark/theBenchmark.p
% 0.17/0.43  % Computer : n026.cluster.edu
% 0.17/0.43  % Model    : x86_64 x86_64
% 0.17/0.43  % CPU      : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.17/0.43  % Memory   : 8046.5625MB
% 0.17/0.43  % OS       : Linux 6.8.0-71-generic
% 0.17/0.43  % CPULimit : 300
% 0.17/0.43  % WCLimit  : 300
% 0.17/0.43  % DateTime : Mon Sep 21 08:18:36 UTC 2026
% 0.17/0.43  % CPUTime  : 
% 0.17/0.46  % Drodi V4.1.1
% 0.27/0.88  % Refutation found
% 0.27/0.88  % SZS status Theorem for theBenchmark: Theorem is valid
% 0.27/0.88  % SZS output start CNFRefutation for theBenchmark
% See solution above
% 3.05/0.91  % Elapsed time: 0.460229 seconds
% 3.05/0.91  % CPU time: 3.249707 seconds
% 3.05/0.91  % Total memory used: 140.296 MB
% 3.05/0.91  % Net memory used: 137.809 MB
%------------------------------------------------------------------------------