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Drodi---4.1.1.THM-CRf.s

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%------------------------------------------------------------------------------
% File     : Drodi---4.1.1
% Problem  : SWC284+1 : TPTP v9.3.1. Released v2.4.0.
% Transfm  : none
% Format   : tptp:raw
% Command  : drodi -timeout(300) /export/starexec/sandbox/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 02:40:38 PM UTC 2026

% Result   : Theorem 3.94s 0.97s
% Output   : CNFRefutation 3.94s
% Verified : 
% SZS Type : Refutation
%            Derivation depth      :   10
%            Number of leaves      :  147
% Syntax   : Number of formulae    :  571 (  20 unt; 117 def)
%            Number of atoms       : 2664 ( 270 equ)
%            Maximal formula atoms :   21 (   4 avg)
%            Number of connectives : 3841 (1748   ~;1723   |; 144   &)
%                                         ( 139 <=>;  87  =>;   0  <=;   0 <~>)
%            Maximal formula depth :   25 (   7 avg)
%            Maximal term depth    :    5 (   1 avg)
%            Number of predicates  :  130 ( 128 usr; 117 prp; 0-3 aty)
%            Number of functors    :   31 (  31 usr;  10 con; 0-2 aty)
%            Number of variables   :  726 ( 677   !;  49   ?)

% Comments : 
%------------------------------------------------------------------------------
fof(f3,axiom,
    ! [U] :
      ( ssList(U)
     => ! [V] :
          ( ssItem(V)
         => ( memberP(U,V)
          <=> ? [W] :
                ( ? [X] :
                    ( app(W,cons(V,X)) = U
                    & ssList(X) )
                & ssList(W) ) ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p') ).

fof(f4,axiom,
    ! [U] :
      ( ssList(U)
     => ( singletonP(U)
      <=> ? [V] :
            ( cons(V,nil) = U
            & ssItem(V) ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p') ).

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

fof(f8,axiom,
    ! [U] :
      ( ssList(U)
     => ( cyclefreeP(U)
      <=> ! [V] :
            ( ssItem(V)
           => ! [W] :
                ( ssItem(W)
               => ! [X] :
                    ( ssList(X)
                   => ! [Y] :
                        ( ssList(Y)
                       => ! [Z] :
                            ( ssList(Z)
                           => ( app(app(X,cons(V,Y)),cons(W,Z)) = U
                             => ~ ( leq(W,V)
                                  & leq(V,W) ) ) ) ) ) ) ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p') ).

fof(f9,axiom,
    ! [U] :
      ( ssList(U)
     => ( totalorderP(U)
      <=> ! [V] :
            ( ssItem(V)
           => ! [W] :
                ( ssItem(W)
               => ! [X] :
                    ( ssList(X)
                   => ! [Y] :
                        ( ssList(Y)
                       => ! [Z] :
                            ( ssList(Z)
                           => ( app(app(X,cons(V,Y)),cons(W,Z)) = U
                             => ( leq(W,V)
                                | leq(V,W) ) ) ) ) ) ) ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p') ).

fof(f15,axiom,
    ! [U] :
      ( ssList(U)
     => ! [V] :
          ( ssList(V)
         => ( neq(U,V)
          <=> U != V ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p') ).

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

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

fof(f19,axiom,
    ! [U] :
      ( ssList(U)
     => ! [V] :
          ( ssList(V)
         => ! [W] :
              ( ssItem(W)
             => ! [X] :
                  ( ssItem(X)
                 => ( cons(W,U) = cons(X,V)
                   => ( V = U
                      & W = X ) ) ) ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p') ).

fof(f21,axiom,
    ! [U] :
      ( ssList(U)
     => ! [V] :
          ( ssItem(V)
         => nil != cons(V,U) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p') ).

fof(f23,axiom,
    ! [U] :
      ( ssList(U)
     => ! [V] :
          ( ssItem(V)
         => hd(cons(V,U)) = V ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p') ).

fof(f25,axiom,
    ! [U] :
      ( ssList(U)
     => ! [V] :
          ( ssItem(V)
         => tl(cons(V,U)) = U ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p') ).

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

fof(f27,axiom,
    ! [U] :
      ( ssList(U)
     => ! [V] :
          ( ssList(V)
         => ! [W] :
              ( ssItem(W)
             => cons(W,app(V,U)) = app(cons(W,V),U) ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p') ).

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

fof(f29,axiom,
    ! [U] :
      ( ssItem(U)
     => ! [V] :
          ( ssItem(V)
         => ( ( leq(V,U)
              & leq(U,V) )
           => U = V ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p') ).

fof(f30,axiom,
    ! [U] :
      ( ssItem(U)
     => ! [V] :
          ( ssItem(V)
         => ! [W] :
              ( ssItem(W)
             => ( ( leq(V,W)
                  & leq(U,V) )
               => leq(U,W) ) ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p') ).

fof(f31,axiom,
    ! [U] :
      ( ssItem(U)
     => leq(U,U) ),
    file('/export/starexec/sandbox/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/sandbox/benchmark/theBenchmark.p') ).

fof(f37,axiom,
    ! [U] :
      ( ssItem(U)
     => ! [V] :
          ( ssItem(V)
         => ! [W] :
              ( ssList(W)
             => ( memberP(cons(V,W),U)
              <=> ( memberP(W,U)
                  | U = V ) ) ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p') ).

fof(f38,axiom,
    ! [U] :
      ( ssItem(U)
     => ~ memberP(nil,U) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p') ).

fof(f79,axiom,
    ! [U] :
      ( ssList(U)
     => ! [V] :
          ( ssList(V)
         => ! [W] :
              ( ssList(W)
             => ( app(W,V) = app(U,V)
               => W = U ) ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p') ).

fof(f80,axiom,
    ! [U] :
      ( ssList(U)
     => ! [V] :
          ( ssList(V)
         => ! [W] :
              ( ssList(W)
             => ( app(V,W) = app(V,U)
               => W = U ) ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p') ).

fof(f81,axiom,
    ! [U] :
      ( ssList(U)
     => ! [V] :
          ( ssItem(V)
         => cons(V,U) = app(cons(V,nil),U) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p') ).

fof(f82,axiom,
    ! [U] :
      ( ssList(U)
     => ! [V] :
          ( ssList(V)
         => ! [W] :
              ( ssList(W)
             => app(app(U,V),W) = app(U,app(V,W)) ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p') ).

fof(f83,axiom,
    ! [U] :
      ( ssList(U)
     => ! [V] :
          ( ssList(V)
         => ( nil = app(U,V)
          <=> ( nil = U
              & nil = V ) ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p') ).

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

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

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

fof(f106,plain,
    ! [U] :
      ( ! [V] :
          ( ( memberP(U,V)
          <=> ? [W] :
                ( ? [X] :
                    ( app(W,cons(V,X)) = U
                    & ssList(X) )
                & ssList(W) ) )
          | ~ ssItem(V) )
      | ~ ssList(U) ),
    inference(pre_NNF_transformation,[status(thm)],[f3]) ).

fof(f107,plain,
    ! [U] :
      ( ! [V] :
          ( ( ( ! [W] :
                  ( ! [X] :
                      ( app(W,cons(V,X)) != U
                      | ~ ssList(X) )
                  | ~ ssList(W) )
              | memberP(U,V) )
            & ( ? [W] :
                  ( ? [X] :
                      ( app(W,cons(V,X)) = U
                      & ssList(X) )
                  & ssList(W) )
              | ~ memberP(U,V) ) )
          | ~ ssItem(V) )
      | ~ ssList(U) ),
    inference(NNF_transformation,[status(thm)],[f106]) ).

fof(f108,plain,
    ! [U] :
      ( ! [V] :
          ( ( ( ! [W] :
                  ( ! [X] :
                      ( app(W,cons(V,X)) != U
                      | ~ ssList(X) )
                  | ~ ssList(W) )
              | memberP(U,V) )
            & ( ( app(sK2_skl(V,U),cons(V,sK3_skl(V,U))) = U
                & ssList(sK3_skl(V,U))
                & ssList(sK2_skl(V,U)) )
              | ~ memberP(U,V) ) )
          | ~ ssItem(V) )
      | ~ ssList(U) ),
    inference(skolemize,[status(esa),new_symbols(skolem,[sK2_skl,sK3_skl]),skolemize(W,sK2_skl(V,U)),skolemize(X,sK3_skl(V,U))],[f107]) ).

fof(f111,plain,
    ! [X0,X1] :
      ( app(sK2_skl(X1,X0),cons(X1,sK3_skl(X1,X0))) = X0
      | ~ memberP(X0,X1)
      | ~ ssItem(X1)
      | ~ ssList(X0) ),
    inference(cnf_transformation,[status(thm)],[f108]) ).

fof(f112,plain,
    ! [X0,X1,X2,X3] :
      ( app(X2,cons(X1,X3)) != X0
      | ~ ssList(X3)
      | ~ ssList(X2)
      | memberP(X0,X1)
      | ~ ssItem(X1)
      | ~ ssList(X0) ),
    inference(cnf_transformation,[status(thm)],[f108]) ).

fof(f113,plain,
    ! [U] :
      ( ( singletonP(U)
      <=> ? [V] :
            ( cons(V,nil) = U
            & ssItem(V) ) )
      | ~ ssList(U) ),
    inference(pre_NNF_transformation,[status(thm)],[f4]) ).

fof(f114,plain,
    ! [U] :
      ( ( ( ! [V] :
              ( cons(V,nil) != U
              | ~ ssItem(V) )
          | singletonP(U) )
        & ( ? [V] :
              ( cons(V,nil) = U
              & ssItem(V) )
          | ~ singletonP(U) ) )
      | ~ ssList(U) ),
    inference(NNF_transformation,[status(thm)],[f113]) ).

fof(f115,plain,
    ! [U] :
      ( ( ( ! [V] :
              ( cons(V,nil) != U
              | ~ ssItem(V) )
          | singletonP(U) )
        & ( ( cons(sK4_skl(U),nil) = U
            & ssItem(sK4_skl(U)) )
          | ~ singletonP(U) ) )
      | ~ ssList(U) ),
    inference(skolemize,[status(esa),new_symbols(skolem,[sK4_skl]),skolemize(V,sK4_skl(U))],[f114]) ).

fof(f117,plain,
    ! [X0] :
      ( cons(sK4_skl(X0),nil) = X0
      | ~ singletonP(X0)
      | ~ ssList(X0) ),
    inference(cnf_transformation,[status(thm)],[f115]) ).

fof(f118,plain,
    ! [X0,X1] :
      ( cons(X1,nil) != X0
      | ~ ssItem(X1)
      | singletonP(X0)
      | ~ ssList(X0) ),
    inference(cnf_transformation,[status(thm)],[f115]) ).

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(f138,plain,
    ! [U] :
      ( ( cyclefreeP(U)
      <=> ! [V] :
            ( ! [W] :
                ( ! [X] :
                    ( ! [Y] :
                        ( ! [Z] :
                            ( ~ leq(W,V)
                            | ~ leq(V,W)
                            | app(app(X,cons(V,Y)),cons(W,Z)) != U
                            | ~ ssList(Z) )
                        | ~ ssList(Y) )
                    | ~ ssList(X) )
                | ~ ssItem(W) )
            | ~ ssItem(V) ) )
      | ~ ssList(U) ),
    inference(pre_NNF_transformation,[status(thm)],[f8]) ).

fof(f139,plain,
    ! [U] :
      ( ( ( ? [V] :
              ( ? [W] :
                  ( ? [X] :
                      ( ? [Y] :
                          ( ? [Z] :
                              ( leq(W,V)
                              & leq(V,W)
                              & app(app(X,cons(V,Y)),cons(W,Z)) = U
                              & ssList(Z) )
                          & ssList(Y) )
                      & ssList(X) )
                  & ssItem(W) )
              & ssItem(V) )
          | cyclefreeP(U) )
        & ( ! [V] :
              ( ! [W] :
                  ( ! [X] :
                      ( ! [Y] :
                          ( ! [Z] :
                              ( ~ leq(W,V)
                              | ~ leq(V,W)
                              | app(app(X,cons(V,Y)),cons(W,Z)) != U
                              | ~ ssList(Z) )
                          | ~ ssList(Y) )
                      | ~ ssList(X) )
                  | ~ ssItem(W) )
              | ~ ssItem(V) )
          | ~ cyclefreeP(U) ) )
      | ~ ssList(U) ),
    inference(NNF_transformation,[status(thm)],[f138]) ).

fof(f140,plain,
    ! [U] :
      ( ( ( ( leq(sK10_skl(U),sK9_skl(U))
            & leq(sK9_skl(U),sK10_skl(U))
            & app(app(sK11_skl(U),cons(sK9_skl(U),sK12_skl(U))),cons(sK10_skl(U),sK13_skl(U))) = U
            & ssList(sK13_skl(U))
            & ssList(sK12_skl(U))
            & ssList(sK11_skl(U))
            & ssItem(sK10_skl(U))
            & ssItem(sK9_skl(U)) )
          | cyclefreeP(U) )
        & ( ! [V] :
              ( ! [W] :
                  ( ! [X] :
                      ( ! [Y] :
                          ( ! [Z] :
                              ( ~ leq(W,V)
                              | ~ leq(V,W)
                              | app(app(X,cons(V,Y)),cons(W,Z)) != U
                              | ~ ssList(Z) )
                          | ~ ssList(Y) )
                      | ~ ssList(X) )
                  | ~ ssItem(W) )
              | ~ ssItem(V) )
          | ~ cyclefreeP(U) ) )
      | ~ ssList(U) ),
    inference(skolemize,[status(esa),new_symbols(skolem,[sK9_skl,sK10_skl,sK11_skl,sK12_skl,sK13_skl]),skolemize(V,sK9_skl(U)),skolemize(W,sK10_skl(U)),skolemize(X,sK11_skl(U)),skolemize(Y,sK12_skl(U)),skolemize(Z,sK13_skl(U))],[f139]) ).

fof(f141,plain,
    ! [X0,X1,X2,X3,X4,X5] :
      ( ~ leq(X2,X1)
      | ~ leq(X1,X2)
      | app(app(X3,cons(X1,X4)),cons(X2,X5)) != X0
      | ~ ssList(X5)
      | ~ ssList(X4)
      | ~ ssList(X3)
      | ~ ssItem(X2)
      | ~ ssItem(X1)
      | ~ cyclefreeP(X0)
      | ~ ssList(X0) ),
    inference(cnf_transformation,[status(thm)],[f140]) ).

fof(f150,plain,
    ! [U] :
      ( ( totalorderP(U)
      <=> ! [V] :
            ( ! [W] :
                ( ! [X] :
                    ( ! [Y] :
                        ( ! [Z] :
                            ( leq(W,V)
                            | leq(V,W)
                            | app(app(X,cons(V,Y)),cons(W,Z)) != U
                            | ~ ssList(Z) )
                        | ~ ssList(Y) )
                    | ~ ssList(X) )
                | ~ ssItem(W) )
            | ~ ssItem(V) ) )
      | ~ ssList(U) ),
    inference(pre_NNF_transformation,[status(thm)],[f9]) ).

fof(f151,plain,
    ! [U] :
      ( ( ( ? [V] :
              ( ? [W] :
                  ( ? [X] :
                      ( ? [Y] :
                          ( ? [Z] :
                              ( ~ leq(W,V)
                              & ~ leq(V,W)
                              & app(app(X,cons(V,Y)),cons(W,Z)) = U
                              & ssList(Z) )
                          & ssList(Y) )
                      & ssList(X) )
                  & ssItem(W) )
              & ssItem(V) )
          | totalorderP(U) )
        & ( ! [V] :
              ( ! [W] :
                  ( ! [X] :
                      ( ! [Y] :
                          ( ! [Z] :
                              ( leq(W,V)
                              | leq(V,W)
                              | app(app(X,cons(V,Y)),cons(W,Z)) != U
                              | ~ ssList(Z) )
                          | ~ ssList(Y) )
                      | ~ ssList(X) )
                  | ~ ssItem(W) )
              | ~ ssItem(V) )
          | ~ totalorderP(U) ) )
      | ~ ssList(U) ),
    inference(NNF_transformation,[status(thm)],[f150]) ).

fof(f152,plain,
    ! [U] :
      ( ( ( ( ~ leq(sK15_skl(U),sK14_skl(U))
            & ~ leq(sK14_skl(U),sK15_skl(U))
            & app(app(sK16_skl(U),cons(sK14_skl(U),sK17_skl(U))),cons(sK15_skl(U),sK18_skl(U))) = U
            & ssList(sK18_skl(U))
            & ssList(sK17_skl(U))
            & ssList(sK16_skl(U))
            & ssItem(sK15_skl(U))
            & ssItem(sK14_skl(U)) )
          | totalorderP(U) )
        & ( ! [V] :
              ( ! [W] :
                  ( ! [X] :
                      ( ! [Y] :
                          ( ! [Z] :
                              ( leq(W,V)
                              | leq(V,W)
                              | app(app(X,cons(V,Y)),cons(W,Z)) != U
                              | ~ ssList(Z) )
                          | ~ ssList(Y) )
                      | ~ ssList(X) )
                  | ~ ssItem(W) )
              | ~ ssItem(V) )
          | ~ totalorderP(U) ) )
      | ~ ssList(U) ),
    inference(skolemize,[status(esa),new_symbols(skolem,[sK14_skl,sK15_skl,sK16_skl,sK17_skl,sK18_skl]),skolemize(V,sK14_skl(U)),skolemize(W,sK15_skl(U)),skolemize(X,sK16_skl(U)),skolemize(Y,sK17_skl(U)),skolemize(Z,sK18_skl(U))],[f151]) ).

fof(f153,plain,
    ! [X0,X1,X2,X3,X4,X5] :
      ( leq(X2,X1)
      | leq(X1,X2)
      | app(app(X3,cons(X1,X4)),cons(X2,X5)) != X0
      | ~ ssList(X5)
      | ~ ssList(X4)
      | ~ ssList(X3)
      | ~ ssItem(X2)
      | ~ ssItem(X1)
      | ~ totalorderP(X0)
      | ~ ssList(X0) ),
    inference(cnf_transformation,[status(thm)],[f152]) ).

fof(f217,plain,
    ! [U] :
      ( ! [V] :
          ( ( neq(U,V)
          <=> U != V )
          | ~ ssList(V) )
      | ~ ssList(U) ),
    inference(pre_NNF_transformation,[status(thm)],[f15]) ).

fof(f218,plain,
    ! [U] :
      ( ! [V] :
          ( ( ( U = V
              | neq(U,V) )
            & ( U != V
              | ~ neq(U,V) ) )
          | ~ ssList(V) )
      | ~ ssList(U) ),
    inference(NNF_transformation,[status(thm)],[f217]) ).

fof(f220,plain,
    ! [X0,X1] :
      ( X0 = X1
      | neq(X0,X1)
      | ~ ssList(X1)
      | ~ ssList(X0) ),
    inference(cnf_transformation,[status(thm)],[f218]) ).

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(f226,plain,
    ! [U] :
      ( ! [V] :
          ( ! [W] :
              ( ! [X] :
                  ( ( V = U
                    & W = X )
                  | cons(W,U) != cons(X,V)
                  | ~ ssItem(X) )
              | ~ ssItem(W) )
          | ~ ssList(V) )
      | ~ ssList(U) ),
    inference(pre_NNF_transformation,[status(thm)],[f19]) ).

fof(f227,plain,
    ! [X0,X1,X2,X3] :
      ( X2 = X3
      | cons(X2,X0) != cons(X3,X1)
      | ~ ssItem(X3)
      | ~ ssItem(X2)
      | ~ ssList(X1)
      | ~ ssList(X0) ),
    inference(cnf_transformation,[status(thm)],[f226]) ).

fof(f228,plain,
    ! [X0,X1,X2,X3] :
      ( X1 = X0
      | cons(X2,X0) != cons(X3,X1)
      | ~ ssItem(X3)
      | ~ ssItem(X2)
      | ~ ssList(X1)
      | ~ ssList(X0) ),
    inference(cnf_transformation,[status(thm)],[f226]) ).

fof(f234,plain,
    ! [U] :
      ( ! [V] :
          ( nil != cons(V,U)
          | ~ ssItem(V) )
      | ~ ssList(U) ),
    inference(pre_NNF_transformation,[status(thm)],[f21]) ).

fof(f235,plain,
    ! [X0,X1] :
      ( nil != cons(X1,X0)
      | ~ ssItem(X1)
      | ~ ssList(X0) ),
    inference(cnf_transformation,[status(thm)],[f234]) ).

fof(f238,plain,
    ! [U] :
      ( ! [V] :
          ( hd(cons(V,U)) = V
          | ~ ssItem(V) )
      | ~ ssList(U) ),
    inference(pre_NNF_transformation,[status(thm)],[f23]) ).

fof(f239,plain,
    ! [X0,X1] :
      ( hd(cons(X1,X0)) = X1
      | ~ ssItem(X1)
      | ~ ssList(X0) ),
    inference(cnf_transformation,[status(thm)],[f238]) ).

fof(f242,plain,
    ! [U] :
      ( ! [V] :
          ( tl(cons(V,U)) = U
          | ~ ssItem(V) )
      | ~ ssList(U) ),
    inference(pre_NNF_transformation,[status(thm)],[f25]) ).

fof(f243,plain,
    ! [X0,X1] :
      ( tl(cons(X1,X0)) = X0
      | ~ ssItem(X1)
      | ~ ssList(X0) ),
    inference(cnf_transformation,[status(thm)],[f242]) ).

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(f246,plain,
    ! [U] :
      ( ! [V] :
          ( ! [W] :
              ( cons(W,app(V,U)) = app(cons(W,V),U)
              | ~ ssItem(W) )
          | ~ ssList(V) )
      | ~ ssList(U) ),
    inference(pre_NNF_transformation,[status(thm)],[f27]) ).

fof(f247,plain,
    ! [X0,X1,X2] :
      ( cons(X2,app(X1,X0)) = app(cons(X2,X1),X0)
      | ~ ssItem(X2)
      | ~ ssList(X1)
      | ~ ssList(X0) ),
    inference(cnf_transformation,[status(thm)],[f246]) ).

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(f250,plain,
    ! [U] :
      ( ! [V] :
          ( U = V
          | ~ leq(V,U)
          | ~ leq(U,V)
          | ~ ssItem(V) )
      | ~ ssItem(U) ),
    inference(pre_NNF_transformation,[status(thm)],[f29]) ).

fof(f251,plain,
    ! [X0,X1] :
      ( X0 = X1
      | ~ leq(X1,X0)
      | ~ leq(X0,X1)
      | ~ ssItem(X1)
      | ~ ssItem(X0) ),
    inference(cnf_transformation,[status(thm)],[f250]) ).

fof(f252,plain,
    ! [U] :
      ( ! [V] :
          ( ! [W] :
              ( leq(U,W)
              | ~ leq(V,W)
              | ~ leq(U,V)
              | ~ ssItem(W) )
          | ~ ssItem(V) )
      | ~ ssItem(U) ),
    inference(pre_NNF_transformation,[status(thm)],[f30]) ).

fof(f253,plain,
    ! [X0,X1,X2] :
      ( leq(X0,X2)
      | ~ leq(X1,X2)
      | ~ leq(X0,X1)
      | ~ ssItem(X2)
      | ~ ssItem(X1)
      | ~ ssItem(X0) ),
    inference(cnf_transformation,[status(thm)],[f252]) ).

fof(f254,plain,
    ! [U] :
      ( leq(U,U)
      | ~ ssItem(U) ),
    inference(pre_NNF_transformation,[status(thm)],[f31]) ).

fof(f255,plain,
    ! [X0] :
      ( leq(X0,X0)
      | ~ ssItem(X0) ),
    inference(cnf_transformation,[status(thm)],[f254]) ).

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(f271,plain,
    ! [X0,X1,X2] :
      ( ~ memberP(X1,X0)
      | memberP(app(X1,X2),X0)
      | ~ ssList(X2)
      | ~ ssList(X1)
      | ~ ssItem(X0) ),
    inference(cnf_transformation,[status(thm)],[f269]) ).

fof(f272,plain,
    ! [X0,X1,X2] :
      ( ~ memberP(X2,X0)
      | memberP(app(X1,X2),X0)
      | ~ ssList(X2)
      | ~ ssList(X1)
      | ~ ssItem(X0) ),
    inference(cnf_transformation,[status(thm)],[f269]) ).

fof(f273,plain,
    ! [U] :
      ( ! [V] :
          ( ! [W] :
              ( ( memberP(cons(V,W),U)
              <=> ( memberP(W,U)
                  | U = V ) )
              | ~ ssList(W) )
          | ~ ssItem(V) )
      | ~ ssItem(U) ),
    inference(pre_NNF_transformation,[status(thm)],[f37]) ).

fof(f274,plain,
    ! [U] :
      ( ! [V] :
          ( ! [W] :
              ( ( ( ( ~ memberP(W,U)
                    & U != V )
                  | memberP(cons(V,W),U) )
                & ( memberP(W,U)
                  | U = V
                  | ~ memberP(cons(V,W),U) ) )
              | ~ ssList(W) )
          | ~ ssItem(V) )
      | ~ ssItem(U) ),
    inference(NNF_transformation,[status(thm)],[f273]) ).

fof(f275,plain,
    ! [X0,X1,X2] :
      ( memberP(X2,X0)
      | X0 = X1
      | ~ memberP(cons(X1,X2),X0)
      | ~ ssList(X2)
      | ~ ssItem(X1)
      | ~ ssItem(X0) ),
    inference(cnf_transformation,[status(thm)],[f274]) ).

fof(f276,plain,
    ! [X0,X1,X2] :
      ( X0 != X1
      | memberP(cons(X1,X2),X0)
      | ~ ssList(X2)
      | ~ ssItem(X1)
      | ~ ssItem(X0) ),
    inference(cnf_transformation,[status(thm)],[f274]) ).

fof(f277,plain,
    ! [X0,X1,X2] :
      ( ~ memberP(X2,X0)
      | memberP(cons(X1,X2),X0)
      | ~ ssList(X2)
      | ~ ssItem(X1)
      | ~ ssItem(X0) ),
    inference(cnf_transformation,[status(thm)],[f274]) ).

fof(f278,plain,
    ! [U] :
      ( ~ memberP(nil,U)
      | ~ ssItem(U) ),
    inference(pre_NNF_transformation,[status(thm)],[f38]) ).

fof(f279,plain,
    ! [X0] :
      ( ~ memberP(nil,X0)
      | ~ ssItem(X0) ),
    inference(cnf_transformation,[status(thm)],[f278]) ).

fof(f375,plain,
    ! [U] :
      ( ! [V] :
          ( ! [W] :
              ( W = U
              | app(W,V) != app(U,V)
              | ~ ssList(W) )
          | ~ ssList(V) )
      | ~ ssList(U) ),
    inference(pre_NNF_transformation,[status(thm)],[f79]) ).

fof(f376,plain,
    ! [X0,X1,X2] :
      ( X2 = X0
      | app(X2,X1) != app(X0,X1)
      | ~ ssList(X2)
      | ~ ssList(X1)
      | ~ ssList(X0) ),
    inference(cnf_transformation,[status(thm)],[f375]) ).

fof(f377,plain,
    ! [U] :
      ( ! [V] :
          ( ! [W] :
              ( W = U
              | app(V,W) != app(V,U)
              | ~ ssList(W) )
          | ~ ssList(V) )
      | ~ ssList(U) ),
    inference(pre_NNF_transformation,[status(thm)],[f80]) ).

fof(f378,plain,
    ! [X0,X1,X2] :
      ( X2 = X0
      | app(X1,X2) != app(X1,X0)
      | ~ ssList(X2)
      | ~ ssList(X1)
      | ~ ssList(X0) ),
    inference(cnf_transformation,[status(thm)],[f377]) ).

fof(f379,plain,
    ! [U] :
      ( ! [V] :
          ( cons(V,U) = app(cons(V,nil),U)
          | ~ ssItem(V) )
      | ~ ssList(U) ),
    inference(pre_NNF_transformation,[status(thm)],[f81]) ).

fof(f380,plain,
    ! [X0,X1] :
      ( cons(X1,X0) = app(cons(X1,nil),X0)
      | ~ ssItem(X1)
      | ~ ssList(X0) ),
    inference(cnf_transformation,[status(thm)],[f379]) ).

fof(f381,plain,
    ! [U] :
      ( ! [V] :
          ( ! [W] :
              ( app(app(U,V),W) = app(U,app(V,W))
              | ~ ssList(W) )
          | ~ ssList(V) )
      | ~ ssList(U) ),
    inference(pre_NNF_transformation,[status(thm)],[f82]) ).

fof(f382,plain,
    ! [X0,X1,X2] :
      ( app(app(X0,X1),X2) = app(X0,app(X1,X2))
      | ~ ssList(X2)
      | ~ ssList(X1)
      | ~ ssList(X0) ),
    inference(cnf_transformation,[status(thm)],[f381]) ).

fof(f383,plain,
    ! [U] :
      ( ! [V] :
          ( ( nil = app(U,V)
          <=> ( nil = U
              & nil = V ) )
          | ~ ssList(V) )
      | ~ ssList(U) ),
    inference(pre_NNF_transformation,[status(thm)],[f83]) ).

fof(f384,plain,
    ! [U] :
      ( ! [V] :
          ( ( ( nil != U
              | nil != V
              | nil = app(U,V) )
            & ( ( nil = U
                & nil = V )
              | nil != app(U,V) ) )
          | ~ ssList(V) )
      | ~ ssList(U) ),
    inference(NNF_transformation,[status(thm)],[f383]) ).

fof(f385,plain,
    ! [X0,X1] :
      ( nil = X1
      | nil != app(X0,X1)
      | ~ ssList(X1)
      | ~ ssList(X0) ),
    inference(cnf_transformation,[status(thm)],[f384]) ).

fof(f386,plain,
    ! [X0,X1] :
      ( nil = X0
      | nil != app(X0,X1)
      | ~ ssList(X1)
      | ~ ssList(X0) ),
    inference(cnf_transformation,[status(thm)],[f384]) ).

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

fof(f417,plain,
    ? [U] :
      ( ? [V] :
          ( ? [W] :
              ( ? [X] :
                  ( ( ~ neq(X,nil)
                    | ? [X3] :
                        ( memberP(X,X3)
                        & cons(X3,nil) = W
                        & ssItem(X3) ) )
                  & ( nil != X
                    | nil = W )
                  & ? [Y] :
                      ( ? [Z] :
                          ( ? [X1] :
                              ( ? [X2] :
                                  ( ( ( ~ leq(Y,X2)
                                      & memberP(X1,X2) )
                                    | sP0_prd(X2,Z,Y) )
                                  & ssItem(X2) )
                              & app(app(Z,cons(Y,nil)),X1) = U
                              & ssList(X1) )
                          & ssList(Z) )
                      & ssItem(Y) )
                  & U = W
                  & V = X
                  & ssList(X) )
              & ssList(W) )
          & ssList(V) )
      & ssList(U) ),
    inference(formula_renaming,[status(thm)],[f415,f416]) ).

fof(f418,plain,
    ( ( ~ neq(sK50_skl,nil)
      | ( memberP(sK50_skl,sK55_skl)
        & cons(sK55_skl,nil) = sK49_skl
        & ssItem(sK55_skl) ) )
    & ( nil != sK50_skl
      | nil = sK49_skl )
    & ( ( ~ leq(sK51_skl,sK54_skl)
        & memberP(sK53_skl,sK54_skl) )
      | sP0_prd(sK54_skl,sK52_skl,sK51_skl) )
    & ssItem(sK54_skl)
    & app(app(sK52_skl,cons(sK51_skl,nil)),sK53_skl) = sK47_skl
    & ssList(sK53_skl)
    & ssList(sK52_skl)
    & ssItem(sK51_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,sK52_skl,sK53_skl,sK54_skl,sK55_skl]),skolemize(U,sK47_skl),skolemize(V,sK48_skl),skolemize(W,sK49_skl),skolemize(X,sK50_skl),skolemize(Y,sK51_skl),skolemize(Z,sK52_skl),skolemize(X1,sK53_skl),skolemize(X2,sK54_skl),skolemize(X3,sK55_skl)],[f417]) ).

fof(f419,plain,
    ssList(sK47_skl),
    inference(cnf_transformation,[status(thm)],[f418]) ).

fof(f420,plain,
    ssList(sK48_skl),
    inference(cnf_transformation,[status(thm)],[f418]) ).

fof(f423,plain,
    sK48_skl = sK50_skl,
    inference(cnf_transformation,[status(thm)],[f418]) ).

fof(f424,plain,
    sK47_skl = sK49_skl,
    inference(cnf_transformation,[status(thm)],[f418]) ).

fof(f425,plain,
    ssItem(sK51_skl),
    inference(cnf_transformation,[status(thm)],[f418]) ).

fof(f426,plain,
    ssList(sK52_skl),
    inference(cnf_transformation,[status(thm)],[f418]) ).

fof(f427,plain,
    ssList(sK53_skl),
    inference(cnf_transformation,[status(thm)],[f418]) ).

fof(f428,plain,
    app(app(sK52_skl,cons(sK51_skl,nil)),sK53_skl) = sK47_skl,
    inference(cnf_transformation,[status(thm)],[f418]) ).

fof(f429,plain,
    ssItem(sK54_skl),
    inference(cnf_transformation,[status(thm)],[f418]) ).

fof(f430,plain,
    ( memberP(sK53_skl,sK54_skl)
    | sP0_prd(sK54_skl,sK52_skl,sK51_skl) ),
    inference(cnf_transformation,[status(thm)],[f418]) ).

fof(f431,plain,
    ( ~ leq(sK51_skl,sK54_skl)
    | sP0_prd(sK54_skl,sK52_skl,sK51_skl) ),
    inference(cnf_transformation,[status(thm)],[f418]) ).

fof(f432,plain,
    ( nil != sK50_skl
    | nil = sK49_skl ),
    inference(cnf_transformation,[status(thm)],[f418]) ).

fof(f433,plain,
    ( ~ neq(sK50_skl,nil)
    | ssItem(sK55_skl) ),
    inference(cnf_transformation,[status(thm)],[f418]) ).

fof(f434,plain,
    ( ~ neq(sK50_skl,nil)
    | cons(sK55_skl,nil) = sK49_skl ),
    inference(cnf_transformation,[status(thm)],[f418]) ).

fof(f435,plain,
    ( ~ neq(sK50_skl,nil)
    | memberP(sK50_skl,sK55_skl) ),
    inference(cnf_transformation,[status(thm)],[f418]) ).

fof(f436,plain,
    ! [Y,Z,X2] :
      ( ( leq(X2,Y)
        | ~ memberP(Z,X2)
        | sP0_prd(X2,Z,Y) )
      & ( ( ~ leq(X2,Y)
          & memberP(Z,X2) )
        | ~ sP0_prd(X2,Z,Y) ) ),
    inference(NNF_transformation,[status(thm)],[f416]) ).

fof(f437,plain,
    ( ! [Y,Z,X2] :
        ( leq(X2,Y)
        | ~ memberP(Z,X2)
        | sP0_prd(X2,Z,Y) )
    & ! [Y,Z,X2] :
        ( ( ~ leq(X2,Y)
          & memberP(Z,X2) )
        | ~ sP0_prd(X2,Z,Y) ) ),
    inference(miniscoping,[status(thm)],[f436]) ).

fof(f438,plain,
    ! [X0,X1,X2] :
      ( memberP(X1,X0)
      | ~ sP0_prd(X0,X1,X2) ),
    inference(cnf_transformation,[status(thm)],[f437]) ).

fof(f439,plain,
    ! [X0,X1,X2] :
      ( ~ leq(X0,X2)
      | ~ sP0_prd(X0,X1,X2) ),
    inference(cnf_transformation,[status(thm)],[f437]) ).

fof(f441,definition,
    ( sQ0_spl
  <=> sP0_prd(sK54_skl,sK52_skl,sK51_skl) ),
    introduced(definition,[new_symbols(definition,[sQ0_spl])],[split_symbol_definition]) ).

fof(f442,plain,
    ( ~ sQ0_spl
    | sP0_prd(sK54_skl,sK52_skl,sK51_skl) ),
    inference(component_clause,[status(thm)],[f441]) ).

fof(f444,definition,
    ( sQ1_spl
  <=> memberP(sK53_skl,sK54_skl) ),
    introduced(definition,[new_symbols(definition,[sQ1_spl])],[split_symbol_definition]) ).

fof(f445,plain,
    ( ~ sQ1_spl
    | memberP(sK53_skl,sK54_skl) ),
    inference(component_clause,[status(thm)],[f444]) ).

fof(f447,plain,
    ( sQ1_spl
    | sQ0_spl ),
    inference(split_clause,[status(thm)],[f430,f441,f444]) ).

fof(f448,definition,
    ( sQ2_spl
  <=> leq(sK51_skl,sK54_skl) ),
    introduced(definition,[new_symbols(definition,[sQ2_spl])],[split_symbol_definition]) ).

fof(f450,plain,
    ( sQ2_spl
    | ~ leq(sK51_skl,sK54_skl) ),
    inference(component_clause,[status(thm)],[f448]) ).

fof(f451,plain,
    ( ~ sQ2_spl
    | sQ0_spl ),
    inference(split_clause,[status(thm)],[f431,f441,f448]) ).

fof(f452,definition,
    ( sQ3_spl
  <=> nil = sK49_skl ),
    introduced(definition,[new_symbols(definition,[sQ3_spl])],[split_symbol_definition]) ).

fof(f453,plain,
    ( ~ sQ3_spl
    | nil = sK49_skl ),
    inference(component_clause,[status(thm)],[f452]) ).

fof(f455,definition,
    ( sQ4_spl
  <=> nil = sK50_skl ),
    introduced(definition,[new_symbols(definition,[sQ4_spl])],[split_symbol_definition]) ).

fof(f457,plain,
    ( sQ4_spl
    | nil != sK50_skl ),
    inference(component_clause,[status(thm)],[f455]) ).

fof(f458,plain,
    ( ~ sQ4_spl
    | sQ3_spl ),
    inference(split_clause,[status(thm)],[f432,f452,f455]) ).

fof(f459,definition,
    ( sQ5_spl
  <=> ssItem(sK55_skl) ),
    introduced(definition,[new_symbols(definition,[sQ5_spl])],[split_symbol_definition]) ).

fof(f462,definition,
    ( sQ6_spl
  <=> neq(sK50_skl,nil) ),
    introduced(definition,[new_symbols(definition,[sQ6_spl])],[split_symbol_definition]) ).

fof(f464,plain,
    ( sQ6_spl
    | ~ neq(sK50_skl,nil) ),
    inference(component_clause,[status(thm)],[f462]) ).

fof(f465,plain,
    ( ~ sQ6_spl
    | sQ5_spl ),
    inference(split_clause,[status(thm)],[f433,f459,f462]) ).

fof(f466,definition,
    ( sQ7_spl
  <=> cons(sK55_skl,nil) = sK49_skl ),
    introduced(definition,[new_symbols(definition,[sQ7_spl])],[split_symbol_definition]) ).

fof(f467,plain,
    ( ~ sQ7_spl
    | cons(sK55_skl,nil) = sK49_skl ),
    inference(component_clause,[status(thm)],[f466]) ).

fof(f469,plain,
    ( ~ sQ6_spl
    | sQ7_spl ),
    inference(split_clause,[status(thm)],[f434,f466,f462]) ).

fof(f470,definition,
    ( sQ8_spl
  <=> memberP(sK50_skl,sK55_skl) ),
    introduced(definition,[new_symbols(definition,[sQ8_spl])],[split_symbol_definition]) ).

fof(f473,plain,
    ( ~ sQ6_spl
    | sQ8_spl ),
    inference(split_clause,[status(thm)],[f435,f470,f462]) ).

fof(f476,plain,
    ! [X0,X1,X2] :
      ( ~ ssList(X2)
      | ~ ssList(X0)
      | memberP(app(X0,cons(X1,X2)),X1)
      | ~ ssItem(X1)
      | ~ ssList(app(X0,cons(X1,X2))) ),
    inference(destructive_equality_resolution,[status(thm)],[f112]) ).

fof(f477,plain,
    ! [X0] :
      ( ~ ssItem(X0)
      | singletonP(cons(X0,nil))
      | ~ ssList(cons(X0,nil)) ),
    inference(destructive_equality_resolution,[status(thm)],[f118]) ).

fof(f478,plain,
    ! [X0,X1] :
      ( ~ ssList(X1)
      | frontsegP(app(X0,X1),X0)
      | ~ ssList(X0)
      | ~ ssList(app(X0,X1)) ),
    inference(destructive_equality_resolution,[status(thm)],[f124]) ).

fof(f479,plain,
    ! [X0,X1] :
      ( ~ ssList(X0)
      | rearsegP(app(X0,X1),X1)
      | ~ ssList(X1)
      | ~ ssList(app(X0,X1)) ),
    inference(destructive_equality_resolution,[status(thm)],[f130]) ).

fof(f480,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(f481,plain,
    ! [X0,X1,X2,X3,X4] :
      ( ~ leq(X3,X1)
      | ~ leq(X1,X3)
      | ~ ssList(X4)
      | ~ ssList(X2)
      | ~ ssList(X0)
      | ~ ssItem(X3)
      | ~ ssItem(X1)
      | ~ cyclefreeP(app(app(X0,cons(X1,X2)),cons(X3,X4)))
      | ~ ssList(app(app(X0,cons(X1,X2)),cons(X3,X4))) ),
    inference(destructive_equality_resolution,[status(thm)],[f141]) ).

fof(f482,plain,
    ! [X0,X1,X2,X3,X4] :
      ( leq(X3,X1)
      | leq(X1,X3)
      | ~ ssList(X4)
      | ~ ssList(X2)
      | ~ ssList(X0)
      | ~ ssItem(X3)
      | ~ ssItem(X1)
      | ~ totalorderP(app(app(X0,cons(X1,X2)),cons(X3,X4)))
      | ~ ssList(app(app(X0,cons(X1,X2)),cons(X3,X4))) ),
    inference(destructive_equality_resolution,[status(thm)],[f153]) ).

fof(f491,plain,
    ! [X1,X2] :
      ( memberP(cons(X1,X2),X1)
      | ~ ssList(X2)
      | ~ ssItem(X1)
      | ~ ssItem(X1) ),
    inference(destructive_equality_resolution,[status(thm)],[f276]) ).

fof(f492,plain,
    ! [X0,X1] :
      ( memberP(cons(X0,X1),X0)
      | ~ ssList(X1)
      | ~ ssItem(X0) ),
    inference(duplicate_literals_removal,[status(thm)],[f491]) ).

fof(f506,plain,
    ( sQ6_spl
    | ~ neq(sK48_skl,nil) ),
    inference(forward_demodulation,[status(thm)],[f423,f464]) ).

fof(f516,definition,
    ( sQ11_spl
  <=> sK48_skl = nil ),
    introduced(definition,[new_symbols(definition,[sQ11_spl])],[split_symbol_definition]) ).

fof(f517,plain,
    ( ~ sQ11_spl
    | sK48_skl = nil ),
    inference(component_clause,[status(thm)],[f516]) ).

fof(f524,plain,
    ( ~ sQ3_spl
    | nil = sK47_skl ),
    inference(forward_demodulation,[status(thm)],[f424,f453]) ).

fof(f529,definition,
    ( sQ12_spl
  <=> nil = nil ),
    introduced(definition,[new_symbols(definition,[sQ12_spl])],[split_symbol_definition]) ).

fof(f535,plain,
    ! [X0] :
      ( ~ sQ7_spl
      | ~ ssList(nil)
      | ~ ssList(X0)
      | memberP(app(X0,sK49_skl),sK55_skl)
      | ~ ssItem(sK55_skl)
      | ~ ssList(app(X0,cons(sK55_skl,nil))) ),
    inference(paramodulation,[status(thm)],[f467,f476]) ).

fof(f536,definition,
    ! [X0] :
      ( sQ13_spl
    <=> ( ~ ssList(X0)
        | memberP(app(X0,sK49_skl),sK55_skl)
        | ~ ssList(app(X0,cons(sK55_skl,nil))) ) ),
    introduced(definition,[new_symbols(definition,[sQ13_spl])],[split_symbol_definition]) ).

fof(f539,definition,
    ( sQ14_spl
  <=> ssList(nil) ),
    introduced(definition,[new_symbols(definition,[sQ14_spl])],[split_symbol_definition]) ).

fof(f541,plain,
    ( sQ14_spl
    | ~ ssList(nil) ),
    inference(component_clause,[status(thm)],[f539]) ).

fof(f542,plain,
    ( ~ sQ7_spl
    | ~ sQ14_spl
    | ~ sQ5_spl
    | sQ13_spl ),
    inference(split_clause,[status(thm)],[f535,f536,f459,f539,f466]) ).

fof(f543,plain,
    ( sQ14_spl
    | $false ),
    inference(forward_subsumption_resolution,[status(thm)],[f541,f223]) ).

fof(f544,plain,
    sQ14_spl,
    inference(contradiction_clause,[status(thm)],[f543]) ).

fof(f547,plain,
    ( sQ6_spl
    | sK48_skl = nil
    | ~ ssList(nil)
    | ~ ssList(sK48_skl) ),
    inference(resolution,[status(thm)],[f220,f506]) ).

fof(f550,definition,
    ( sQ15_spl
  <=> ssList(sK48_skl) ),
    introduced(definition,[new_symbols(definition,[sQ15_spl])],[split_symbol_definition]) ).

fof(f552,plain,
    ( sQ15_spl
    | ~ ssList(sK48_skl) ),
    inference(component_clause,[status(thm)],[f550]) ).

fof(f553,plain,
    ( sQ6_spl
    | sQ11_spl
    | ~ sQ14_spl
    | ~ sQ15_spl ),
    inference(split_clause,[status(thm)],[f547,f550,f539,f516,f462]) ).

fof(f554,plain,
    ( sQ15_spl
    | $false ),
    inference(forward_subsumption_resolution,[status(thm)],[f552,f420]) ).

fof(f555,plain,
    sQ15_spl,
    inference(contradiction_clause,[status(thm)],[f554]) ).

fof(f557,plain,
    ! [X0,X1] :
      ( X1 = X1
      | ~ ssItem(X1)
      | ~ ssItem(X1)
      | ~ ssList(X0)
      | ~ ssList(X0) ),
    inference(equality_resolution,[status(thm)],[f227]) ).

fof(f558,definition,
    ! [X0] :
      ( sQ16_spl
    <=> ( ~ ssList(X0)
        | ~ ssList(X0) ) ),
    introduced(definition,[new_symbols(definition,[sQ16_spl])],[split_symbol_definition]) ).

fof(f559,plain,
    ! [X0] :
      ( ~ sQ16_spl
      | ~ ssList(X0)
      | ~ ssList(X0) ),
    inference(component_clause,[status(thm)],[f558]) ).

fof(f561,definition,
    ! [X1] :
      ( sQ17_spl
    <=> ( X1 = X1
        | ~ ssItem(X1)
        | ~ ssItem(X1) ) ),
    introduced(definition,[new_symbols(definition,[sQ17_spl])],[split_symbol_definition]) ).

fof(f564,plain,
    ( sQ17_spl
    | sQ16_spl ),
    inference(split_clause,[status(thm)],[f557,f558,f561]) ).

fof(f565,plain,
    ! [X0] :
      ( ~ sQ16_spl
      | ~ ssList(X0) ),
    inference(duplicate_literals_removal,[status(thm)],[f559]) ).

fof(f566,plain,
    ( ~ sQ16_spl
    | $false ),
    inference(backward_subsumption_resolution,[status(thm)],[f420,f565]) ).

fof(f570,plain,
    ~ sQ16_spl,
    inference(contradiction_clause,[status(thm)],[f566]) ).

fof(f572,plain,
    ( ~ sQ7_spl
    | ~ ssItem(sK55_skl)
    | singletonP(sK49_skl)
    | ~ ssList(cons(sK55_skl,nil)) ),
    inference(paramodulation,[status(thm)],[f467,f477]) ).

fof(f573,definition,
    ( sQ18_spl
  <=> ssList(cons(sK55_skl,nil)) ),
    introduced(definition,[new_symbols(definition,[sQ18_spl])],[split_symbol_definition]) ).

fof(f575,plain,
    ( sQ18_spl
    | ~ ssList(cons(sK55_skl,nil)) ),
    inference(component_clause,[status(thm)],[f573]) ).

fof(f576,definition,
    ( sQ19_spl
  <=> singletonP(sK49_skl) ),
    introduced(definition,[new_symbols(definition,[sQ19_spl])],[split_symbol_definition]) ).

fof(f579,plain,
    ( ~ sQ7_spl
    | ~ sQ5_spl
    | sQ19_spl
    | ~ sQ18_spl ),
    inference(split_clause,[status(thm)],[f572,f573,f576,f459,f466]) ).

fof(f584,plain,
    ( ~ sQ11_spl
    | nil = sK50_skl ),
    inference(backward_demodulation,[status(thm)],[f517,f423]) ).

fof(f591,plain,
    ( ~ sQ0_spl
    | ~ leq(sK54_skl,sK51_skl) ),
    inference(resolution,[status(thm)],[f442,f439]) ).

fof(f592,plain,
    ( ~ sQ0_spl
    | memberP(sK52_skl,sK54_skl) ),
    inference(resolution,[status(thm)],[f442,f438]) ).

fof(f604,definition,
    ( sQ22_spl
  <=> ssList(app(sK52_skl,cons(sK51_skl,nil))) ),
    introduced(definition,[new_symbols(definition,[sQ22_spl])],[split_symbol_definition]) ).

fof(f606,plain,
    ( sQ22_spl
    | ~ ssList(app(sK52_skl,cons(sK51_skl,nil))) ),
    inference(component_clause,[status(thm)],[f604]) ).

fof(f607,definition,
    ( sQ23_spl
  <=> ssList(sK53_skl) ),
    introduced(definition,[new_symbols(definition,[sQ23_spl])],[split_symbol_definition]) ).

fof(f609,plain,
    ( sQ23_spl
    | ~ ssList(sK53_skl) ),
    inference(component_clause,[status(thm)],[f607]) ).

fof(f615,plain,
    ! [X0,X1] :
      ( ~ singletonP(cons(X1,X0))
      | ~ ssList(cons(X1,X0))
      | X0 = nil
      | ~ ssItem(X1)
      | ~ ssItem(sK4_skl(cons(X1,X0)))
      | ~ ssList(X0)
      | ~ ssList(nil) ),
    inference(resolution,[status(thm)],[f228,f117]) ).

fof(f618,definition,
    ! [X0,X1] :
      ( sQ24_spl
    <=> ( ~ singletonP(cons(X1,X0))
        | ~ ssList(cons(X1,X0))
        | X0 = nil
        | ~ ssItem(X1)
        | ~ ssItem(sK4_skl(cons(X1,X0)))
        | ~ ssList(X0) ) ),
    introduced(definition,[new_symbols(definition,[sQ24_spl])],[split_symbol_definition]) ).

fof(f621,plain,
    ( sQ24_spl
    | ~ sQ14_spl ),
    inference(split_clause,[status(thm)],[f615,f539,f618]) ).

fof(f631,plain,
    ! [X0,X1] :
      ( ~ ssList(X1)
      | frontsegP(app(X0,X1),X0)
      | ~ ssList(X0) ),
    inference(forward_subsumption_resolution,[status(thm)],[f478,f245]) ).

fof(f632,plain,
    ( sQ4_spl
    | ~ sQ11_spl
    | nil != nil ),
    inference(forward_demodulation,[status(thm)],[f584,f457]) ).

fof(f633,plain,
    ( sQ4_spl
    | ~ sQ11_spl
    | $false ),
    inference(trivial_equality_resolution,[status(thm)],[f632]) ).

fof(f634,plain,
    ( sQ4_spl
    | ~ sQ11_spl ),
    inference(contradiction_clause,[status(thm)],[f633]) ).

fof(f638,plain,
    ( ~ sQ3_spl
    | app(app(sK52_skl,cons(sK51_skl,nil)),sK53_skl) = nil ),
    inference(forward_demodulation,[status(thm)],[f524,f428]) ).

fof(f646,plain,
    ( sQ23_spl
    | $false ),
    inference(forward_subsumption_resolution,[status(thm)],[f609,f427]) ).

fof(f647,plain,
    sQ23_spl,
    inference(contradiction_clause,[status(thm)],[f646]) ).

fof(f649,plain,
    ! [X0] :
      ( ~ sQ3_spl
      | ~ memberP(app(sK52_skl,cons(sK51_skl,nil)),X0)
      | memberP(nil,X0)
      | ~ ssList(sK53_skl)
      | ~ ssList(app(sK52_skl,cons(sK51_skl,nil)))
      | ~ ssItem(X0) ),
    inference(paramodulation,[status(thm)],[f638,f271]) ).

fof(f650,definition,
    ! [X0] :
      ( sQ28_spl
    <=> ( ~ memberP(app(sK52_skl,cons(sK51_skl,nil)),X0)
        | memberP(nil,X0)
        | ~ ssItem(X0) ) ),
    introduced(definition,[new_symbols(definition,[sQ28_spl])],[split_symbol_definition]) ).

fof(f651,plain,
    ! [X0] :
      ( ~ sQ28_spl
      | ~ memberP(app(sK52_skl,cons(sK51_skl,nil)),X0)
      | memberP(nil,X0)
      | ~ ssItem(X0) ),
    inference(component_clause,[status(thm)],[f650]) ).

fof(f653,plain,
    ( ~ sQ3_spl
    | ~ sQ23_spl
    | ~ sQ22_spl
    | sQ28_spl ),
    inference(split_clause,[status(thm)],[f649,f650,f604,f607,f452]) ).

fof(f659,plain,
    ! [X0,X1,X2,X3] :
      ( ~ leq(X3,X2)
      | ~ leq(X1,X3)
      | ~ ssItem(X2)
      | ~ ssItem(X3)
      | ~ ssItem(X1)
      | leq(X0,X2)
      | ~ leq(X0,X1)
      | ~ ssItem(X2)
      | ~ ssItem(X1)
      | ~ ssItem(X0) ),
    inference(resolution,[status(thm)],[f253,f253]) ).

fof(f661,plain,
    ! [X0] :
      ( ~ sQ0_spl
      | ~ leq(X0,sK51_skl)
      | ~ leq(sK54_skl,X0)
      | ~ ssItem(sK51_skl)
      | ~ ssItem(X0)
      | ~ ssItem(sK54_skl) ),
    inference(resolution,[status(thm)],[f253,f591]) ).

fof(f664,plain,
    ! [X0,X1,X2,X3] :
      ( ~ leq(X3,X2)
      | ~ leq(X1,X3)
      | ~ ssItem(X3)
      | leq(X0,X2)
      | ~ leq(X0,X1)
      | ~ ssItem(X2)
      | ~ ssItem(X1)
      | ~ ssItem(X0) ),
    inference(duplicate_literals_removal,[status(thm)],[f659]) ).

fof(f665,definition,
    ( sQ30_spl
  <=> ssItem(sK54_skl) ),
    introduced(definition,[new_symbols(definition,[sQ30_spl])],[split_symbol_definition]) ).

fof(f667,plain,
    ( sQ30_spl
    | ~ ssItem(sK54_skl) ),
    inference(component_clause,[status(thm)],[f665]) ).

fof(f668,definition,
    ! [X0] :
      ( sQ31_spl
    <=> ( ~ leq(X0,sK51_skl)
        | ~ leq(sK54_skl,X0)
        | ~ ssItem(X0) ) ),
    introduced(definition,[new_symbols(definition,[sQ31_spl])],[split_symbol_definition]) ).

fof(f669,plain,
    ! [X0] :
      ( ~ sQ31_spl
      | ~ leq(X0,sK51_skl)
      | ~ leq(sK54_skl,X0)
      | ~ ssItem(X0) ),
    inference(component_clause,[status(thm)],[f668]) ).

fof(f671,definition,
    ( sQ32_spl
  <=> ssItem(sK51_skl) ),
    introduced(definition,[new_symbols(definition,[sQ32_spl])],[split_symbol_definition]) ).

fof(f673,plain,
    ( sQ32_spl
    | ~ ssItem(sK51_skl) ),
    inference(component_clause,[status(thm)],[f671]) ).

fof(f674,plain,
    ( ~ sQ0_spl
    | ~ sQ32_spl
    | sQ31_spl
    | ~ sQ30_spl ),
    inference(split_clause,[status(thm)],[f661,f665,f668,f671,f441]) ).

fof(f677,plain,
    ( sQ32_spl
    | $false ),
    inference(forward_subsumption_resolution,[status(thm)],[f673,f425]) ).

fof(f678,plain,
    sQ32_spl,
    inference(contradiction_clause,[status(thm)],[f677]) ).

fof(f679,plain,
    ( sQ30_spl
    | $false ),
    inference(forward_subsumption_resolution,[status(thm)],[f667,f429]) ).

fof(f680,plain,
    sQ30_spl,
    inference(contradiction_clause,[status(thm)],[f679]) ).

fof(f682,plain,
    ( ~ sQ31_spl
    | ~ ssItem(sK54_skl)
    | ~ leq(sK54_skl,sK51_skl)
    | ~ ssItem(sK54_skl) ),
    inference(resolution,[status(thm)],[f669,f255]) ).

fof(f687,definition,
    ( sQ34_spl
  <=> leq(sK54_skl,sK51_skl) ),
    introduced(definition,[new_symbols(definition,[sQ34_spl])],[split_symbol_definition]) ).

fof(f689,plain,
    ( sQ34_spl
    | ~ leq(sK54_skl,sK51_skl) ),
    inference(component_clause,[status(thm)],[f687]) ).

fof(f690,plain,
    ( ~ sQ31_spl
    | ~ sQ34_spl
    | ~ sQ30_spl ),
    inference(split_clause,[status(thm)],[f682,f665,f687,f668]) ).

fof(f700,plain,
    ! [X0] :
      ( sQ2_spl
      | ~ leq(X0,sK54_skl)
      | ~ leq(sK51_skl,X0)
      | ~ ssItem(sK54_skl)
      | ~ ssItem(X0)
      | ~ ssItem(sK51_skl) ),
    inference(resolution,[status(thm)],[f450,f253]) ).

fof(f701,definition,
    ! [X0] :
      ( sQ36_spl
    <=> ( ~ leq(X0,sK54_skl)
        | ~ leq(sK51_skl,X0)
        | ~ ssItem(X0) ) ),
    introduced(definition,[new_symbols(definition,[sQ36_spl])],[split_symbol_definition]) ).

fof(f702,plain,
    ! [X0] :
      ( ~ sQ36_spl
      | ~ leq(X0,sK54_skl)
      | ~ leq(sK51_skl,X0)
      | ~ ssItem(X0) ),
    inference(component_clause,[status(thm)],[f701]) ).

fof(f704,plain,
    ( sQ2_spl
    | ~ sQ30_spl
    | sQ36_spl
    | ~ sQ32_spl ),
    inference(split_clause,[status(thm)],[f700,f671,f701,f665,f448]) ).

fof(f714,plain,
    ! [X0,X1] :
      ( ~ ssList(X1)
      | rearsegP(app(X1,X0),X0)
      | ~ ssList(X0) ),
    inference(forward_subsumption_resolution,[status(thm)],[f479,f245]) ).

fof(f720,plain,
    ! [X0,X1] :
      ( ~ sQ36_spl
      | ~ leq(X1,X0)
      | ~ leq(sK51_skl,X1)
      | ~ ssItem(X0)
      | ~ ssItem(X1)
      | ~ ssItem(sK51_skl)
      | ~ leq(X0,sK54_skl)
      | ~ ssItem(X0) ),
    inference(resolution,[status(thm)],[f702,f253]) ).

fof(f722,definition,
    ! [X0,X1] :
      ( sQ39_spl
    <=> ( ~ leq(X1,X0)
        | ~ leq(sK51_skl,X1)
        | ~ ssItem(X0)
        | ~ ssItem(X1)
        | ~ leq(X0,sK54_skl)
        | ~ ssItem(X0) ) ),
    introduced(definition,[new_symbols(definition,[sQ39_spl])],[split_symbol_definition]) ).

fof(f723,plain,
    ! [X0,X1] :
      ( ~ sQ39_spl
      | ~ leq(X1,X0)
      | ~ leq(sK51_skl,X1)
      | ~ ssItem(X0)
      | ~ ssItem(X1)
      | ~ leq(X0,sK54_skl)
      | ~ ssItem(X0) ),
    inference(component_clause,[status(thm)],[f722]) ).

fof(f725,plain,
    ( ~ sQ36_spl
    | ~ sQ32_spl
    | sQ39_spl ),
    inference(split_clause,[status(thm)],[f720,f722,f671,f701]) ).

fof(f727,plain,
    ! [X0,X1] :
      ( ~ sQ39_spl
      | ~ leq(X1,X0)
      | ~ leq(sK51_skl,X1)
      | ~ ssItem(X1)
      | ~ leq(X0,sK54_skl)
      | ~ ssItem(X0) ),
    inference(duplicate_literals_removal,[status(thm)],[f723]) ).

fof(f743,definition,
    ( sQ42_spl
  <=> sK54_skl = sK51_skl ),
    introduced(definition,[new_symbols(definition,[sQ42_spl])],[split_symbol_definition]) ).

fof(f744,plain,
    ( ~ sQ42_spl
    | sK54_skl = sK51_skl ),
    inference(component_clause,[status(thm)],[f743]) ).

fof(f863,definition,
    ! [X0] :
      ( sQ55_spl
    <=> ( leq(X0,sK54_skl)
        | ~ leq(X0,sK54_skl)
        | ~ ssItem(X0) ) ),
    introduced(definition,[new_symbols(definition,[sQ55_spl])],[split_symbol_definition]) ).

fof(f1208,definition,
    ! [X2,X3] :
      ( sQ89_spl
    <=> ( ~ leq(X2,X3)
        | ~ leq(X3,sK51_skl)
        | ~ ssItem(X3)
        | ~ leq(sK51_skl,X2)
        | ~ ssItem(X2) ) ),
    introduced(definition,[new_symbols(definition,[sQ89_spl])],[split_symbol_definition]) ).

fof(f1209,plain,
    ! [X0,X1] :
      ( ~ sQ89_spl
      | ~ leq(X0,X1)
      | ~ leq(X1,sK51_skl)
      | ~ ssItem(X1)
      | ~ leq(sK51_skl,X0)
      | ~ ssItem(X0) ),
    inference(component_clause,[status(thm)],[f1208]) ).

fof(f1213,definition,
    ! [X2] :
      ( sQ90_spl
    <=> ( ~ leq(X2,sK51_skl)
        | ~ leq(sK51_skl,X2)
        | ~ ssItem(X2) ) ),
    introduced(definition,[new_symbols(definition,[sQ90_spl])],[split_symbol_definition]) ).

fof(f1214,plain,
    ! [X0] :
      ( ~ sQ90_spl
      | ~ leq(X0,sK51_skl)
      | ~ leq(sK51_skl,X0)
      | ~ ssItem(X0) ),
    inference(component_clause,[status(thm)],[f1213]) ).

fof(f1399,definition,
    ! [X0] :
      ( sQ103_spl
    <=> ( leq(X0,sK51_skl)
        | ~ leq(X0,sK51_skl)
        | ~ ssItem(X0) ) ),
    introduced(definition,[new_symbols(definition,[sQ103_spl])],[split_symbol_definition]) ).

fof(f1410,definition,
    ! [X3] :
      ( sQ104_spl
    <=> ( ~ leq(X3,sK54_skl)
        | ~ leq(sK54_skl,X3)
        | ~ ssItem(X3) ) ),
    introduced(definition,[new_symbols(definition,[sQ104_spl])],[split_symbol_definition]) ).

fof(f1411,plain,
    ! [X0] :
      ( ~ sQ104_spl
      | ~ leq(X0,sK54_skl)
      | ~ leq(sK54_skl,X0)
      | ~ ssItem(X0) ),
    inference(component_clause,[status(thm)],[f1410]) ).

fof(f1415,definition,
    ( sQ105_spl
  <=> leq(sK54_skl,sK54_skl) ),
    introduced(definition,[new_symbols(definition,[sQ105_spl])],[split_symbol_definition]) ).

fof(f1416,plain,
    ( ~ sQ105_spl
    | leq(sK54_skl,sK54_skl) ),
    inference(component_clause,[status(thm)],[f1415]) ).

fof(f1417,plain,
    ( sQ105_spl
    | ~ leq(sK54_skl,sK54_skl) ),
    inference(component_clause,[status(thm)],[f1415]) ).

fof(f1454,plain,
    ! [X0] :
      ( app(X0,nil) = X0
      | ~ ssList(app(X0,nil))
      | ~ ssList(nil)
      | ~ ssList(X0)
      | ~ ssList(app(X0,nil)) ),
    inference(resolution,[status(thm)],[f389,f376]) ).

fof(f1456,definition,
    ! [X0] :
      ( sQ109_spl
    <=> ( app(X0,nil) = X0
        | ~ ssList(app(X0,nil))
        | ~ ssList(X0)
        | ~ ssList(app(X0,nil)) ) ),
    introduced(definition,[new_symbols(definition,[sQ109_spl])],[split_symbol_definition]) ).

fof(f1459,plain,
    ( ~ sQ14_spl
    | sQ109_spl ),
    inference(split_clause,[status(thm)],[f1454,f1456,f539]) ).

fof(f1462,plain,
    ( sQ22_spl
    | ~ ssList(cons(sK51_skl,nil))
    | ~ ssList(sK52_skl) ),
    inference(resolution,[status(thm)],[f606,f245]) ).

fof(f1463,definition,
    ( sQ110_spl
  <=> ssList(sK52_skl) ),
    introduced(definition,[new_symbols(definition,[sQ110_spl])],[split_symbol_definition]) ).

fof(f1465,plain,
    ( sQ110_spl
    | ~ ssList(sK52_skl) ),
    inference(component_clause,[status(thm)],[f1463]) ).

fof(f1466,definition,
    ( sQ111_spl
  <=> ssList(cons(sK51_skl,nil)) ),
    introduced(definition,[new_symbols(definition,[sQ111_spl])],[split_symbol_definition]) ).

fof(f1468,plain,
    ( sQ111_spl
    | ~ ssList(cons(sK51_skl,nil)) ),
    inference(component_clause,[status(thm)],[f1466]) ).

fof(f1469,plain,
    ( sQ22_spl
    | ~ sQ111_spl
    | ~ sQ110_spl ),
    inference(split_clause,[status(thm)],[f1462,f1463,f1466,f604]) ).

fof(f1470,plain,
    ( sQ110_spl
    | $false ),
    inference(forward_subsumption_resolution,[status(thm)],[f1465,f426]) ).

fof(f1471,plain,
    sQ110_spl,
    inference(contradiction_clause,[status(thm)],[f1470]) ).

fof(f1472,plain,
    ( sQ111_spl
    | ~ ssItem(sK51_skl)
    | ~ ssList(nil) ),
    inference(resolution,[status(thm)],[f1468,f222]) ).

fof(f1473,plain,
    ( sQ111_spl
    | ~ sQ32_spl
    | ~ sQ14_spl ),
    inference(split_clause,[status(thm)],[f1472,f539,f671,f1466]) ).

fof(f1474,plain,
    ! [X0] :
      ( ~ ssList(app(nil,X0))
      | app(nil,X0) = X0
      | ~ ssList(app(nil,X0))
      | ~ ssList(nil)
      | ~ ssList(X0) ),
    inference(resolution,[status(thm)],[f378,f249]) ).

fof(f1479,definition,
    ! [X0] :
      ( sQ112_spl
    <=> ( ~ ssList(app(nil,X0))
        | app(nil,X0) = X0
        | ~ ssList(app(nil,X0))
        | ~ ssList(X0) ) ),
    introduced(definition,[new_symbols(definition,[sQ112_spl])],[split_symbol_definition]) ).

fof(f1482,plain,
    ( ~ sQ14_spl
    | sQ112_spl ),
    inference(split_clause,[status(thm)],[f1474,f1479,f539]) ).

fof(f1491,plain,
    ( sQ18_spl
    | ~ ssItem(sK55_skl)
    | ~ ssList(nil) ),
    inference(resolution,[status(thm)],[f575,f222]) ).

fof(f1492,plain,
    ( sQ18_spl
    | ~ sQ5_spl
    | ~ sQ14_spl ),
    inference(split_clause,[status(thm)],[f1491,f539,f459,f573]) ).

fof(f1494,plain,
    ( ~ sQ7_spl
    | cons(sK55_skl,nil) = sK47_skl ),
    inference(forward_demodulation,[status(thm)],[f424,f467]) ).

fof(f1495,plain,
    ! [X0] :
      ( ~ sQ7_spl
      | cons(sK55_skl,X0) = app(sK47_skl,X0)
      | ~ ssItem(sK55_skl)
      | ~ ssList(X0) ),
    inference(paramodulation,[status(thm)],[f1494,f380]) ).

fof(f1496,plain,
    ( ~ sQ7_spl
    | ~ ssItem(sK55_skl)
    | singletonP(sK47_skl)
    | ~ ssList(cons(sK55_skl,nil)) ),
    inference(paramodulation,[status(thm)],[f1494,f477]) ).

fof(f1497,plain,
    ( ~ sQ7_spl
    | tl(sK47_skl) = nil
    | ~ ssItem(sK55_skl)
    | ~ ssList(nil) ),
    inference(paramodulation,[status(thm)],[f1494,f243]) ).

fof(f1498,plain,
    ( ~ sQ7_spl
    | hd(sK47_skl) = sK55_skl
    | ~ ssItem(sK55_skl)
    | ~ ssList(nil) ),
    inference(paramodulation,[status(thm)],[f1494,f239]) ).

fof(f1499,plain,
    ! [X0] :
      ( ~ sQ7_spl
      | memberP(nil,X0)
      | X0 = sK55_skl
      | ~ memberP(sK47_skl,X0)
      | ~ ssList(nil)
      | ~ ssItem(sK55_skl)
      | ~ ssItem(X0) ),
    inference(paramodulation,[status(thm)],[f1494,f275]) ).

fof(f1501,plain,
    ( ~ sQ7_spl
    | memberP(sK47_skl,sK55_skl)
    | ~ ssList(nil)
    | ~ ssItem(sK55_skl) ),
    inference(paramodulation,[status(thm)],[f1494,f492]) ).

fof(f1502,plain,
    ! [X0] :
      ( ~ sQ7_spl
      | cons(sK55_skl,app(nil,X0)) = app(sK47_skl,X0)
      | ~ ssItem(sK55_skl)
      | ~ ssList(nil)
      | ~ ssList(X0) ),
    inference(paramodulation,[status(thm)],[f1494,f247]) ).

fof(f1508,definition,
    ! [X0] :
      ( sQ113_spl
    <=> ( cons(sK55_skl,X0) = app(sK47_skl,X0)
        | ~ ssList(X0) ) ),
    introduced(definition,[new_symbols(definition,[sQ113_spl])],[split_symbol_definition]) ).

fof(f1511,plain,
    ( ~ sQ7_spl
    | ~ sQ5_spl
    | sQ113_spl ),
    inference(split_clause,[status(thm)],[f1495,f1508,f459,f466]) ).

fof(f1512,definition,
    ( sQ114_spl
  <=> singletonP(sK47_skl) ),
    introduced(definition,[new_symbols(definition,[sQ114_spl])],[split_symbol_definition]) ).

fof(f1515,plain,
    ( ~ sQ7_spl
    | ~ sQ5_spl
    | sQ114_spl
    | ~ sQ18_spl ),
    inference(split_clause,[status(thm)],[f1496,f573,f1512,f459,f466]) ).

fof(f1516,definition,
    ( sQ115_spl
  <=> tl(sK47_skl) = nil ),
    introduced(definition,[new_symbols(definition,[sQ115_spl])],[split_symbol_definition]) ).

fof(f1519,plain,
    ( ~ sQ7_spl
    | sQ115_spl
    | ~ sQ5_spl
    | ~ sQ14_spl ),
    inference(split_clause,[status(thm)],[f1497,f539,f459,f1516,f466]) ).

fof(f1520,definition,
    ( sQ116_spl
  <=> hd(sK47_skl) = sK55_skl ),
    introduced(definition,[new_symbols(definition,[sQ116_spl])],[split_symbol_definition]) ).

fof(f1523,plain,
    ( ~ sQ7_spl
    | sQ116_spl
    | ~ sQ5_spl
    | ~ sQ14_spl ),
    inference(split_clause,[status(thm)],[f1498,f539,f459,f1520,f466]) ).

fof(f1524,definition,
    ! [X0] :
      ( sQ117_spl
    <=> ( memberP(nil,X0)
        | X0 = sK55_skl
        | ~ memberP(sK47_skl,X0)
        | ~ ssItem(X0) ) ),
    introduced(definition,[new_symbols(definition,[sQ117_spl])],[split_symbol_definition]) ).

fof(f1525,plain,
    ! [X0] :
      ( ~ sQ117_spl
      | memberP(nil,X0)
      | X0 = sK55_skl
      | ~ memberP(sK47_skl,X0)
      | ~ ssItem(X0) ),
    inference(component_clause,[status(thm)],[f1524]) ).

fof(f1527,plain,
    ( ~ sQ7_spl
    | ~ sQ14_spl
    | ~ sQ5_spl
    | sQ117_spl ),
    inference(split_clause,[status(thm)],[f1499,f1524,f459,f539,f466]) ).

fof(f1528,definition,
    ! [X0] :
      ( sQ118_spl
    <=> ( ~ memberP(nil,X0)
        | memberP(sK47_skl,X0)
        | ~ ssItem(X0) ) ),
    introduced(definition,[new_symbols(definition,[sQ118_spl])],[split_symbol_definition]) ).

fof(f1532,definition,
    ( sQ119_spl
  <=> memberP(sK47_skl,sK55_skl) ),
    introduced(definition,[new_symbols(definition,[sQ119_spl])],[split_symbol_definition]) ).

fof(f1533,plain,
    ( ~ sQ119_spl
    | memberP(sK47_skl,sK55_skl) ),
    inference(component_clause,[status(thm)],[f1532]) ).

fof(f1535,plain,
    ( ~ sQ7_spl
    | sQ119_spl
    | ~ sQ14_spl
    | ~ sQ5_spl ),
    inference(split_clause,[status(thm)],[f1501,f459,f539,f1532,f466]) ).

fof(f1536,definition,
    ! [X0] :
      ( sQ120_spl
    <=> ( cons(sK55_skl,app(nil,X0)) = app(sK47_skl,X0)
        | ~ ssList(X0) ) ),
    introduced(definition,[new_symbols(definition,[sQ120_spl])],[split_symbol_definition]) ).

fof(f1539,plain,
    ( ~ sQ7_spl
    | ~ sQ5_spl
    | ~ sQ14_spl
    | sQ120_spl ),
    inference(split_clause,[status(thm)],[f1502,f1536,f539,f459,f466]) ).

fof(f1540,definition,
    ! [X0,X1] :
      ( sQ121_spl
    <=> ( nil = X0
        | cons(X1,X0) != sK47_skl
        | ~ ssItem(X1)
        | ~ ssList(X0) ) ),
    introduced(definition,[new_symbols(definition,[sQ121_spl])],[split_symbol_definition]) ).

fof(f1545,definition,
    ( sQ122_spl
  <=> ssList(sK47_skl) ),
    introduced(definition,[new_symbols(definition,[sQ122_spl])],[split_symbol_definition]) ).

fof(f1549,definition,
    ( sQ123_spl
  <=> nil = sK47_skl ),
    introduced(definition,[new_symbols(definition,[sQ123_spl])],[split_symbol_definition]) ).

fof(f1554,plain,
    ! [X0] :
      ( ~ sQ117_spl
      | X0 = sK55_skl
      | ~ memberP(sK47_skl,X0)
      | ~ ssItem(X0) ),
    inference(forward_subsumption_resolution,[status(thm)],[f1525,f279]) ).

fof(f1555,plain,
    ( ~ sQ119_spl
    | ~ sQ117_spl
    | sK55_skl = sK55_skl
    | ~ ssItem(sK55_skl) ),
    inference(resolution,[status(thm)],[f1554,f1533]) ).

fof(f1556,definition,
    ( sQ124_spl
  <=> sK55_skl = sK55_skl ),
    introduced(definition,[new_symbols(definition,[sQ124_spl])],[split_symbol_definition]) ).

fof(f1559,plain,
    ( ~ sQ119_spl
    | ~ sQ117_spl
    | sQ124_spl
    | ~ sQ5_spl ),
    inference(split_clause,[status(thm)],[f1555,f459,f1556,f1524,f1532]) ).

fof(f1631,definition,
    ! [X1,X2] :
      ( sQ131_spl
    <=> ( ~ leq(sK51_skl,X2)
        | leq(X1,X2)
        | ~ leq(X1,sK51_skl)
        | ~ ssItem(X2)
        | ~ ssItem(X1) ) ),
    introduced(definition,[new_symbols(definition,[sQ131_spl])],[split_symbol_definition]) ).

fof(f1632,plain,
    ! [X0,X1] :
      ( ~ sQ131_spl
      | ~ leq(sK51_skl,X1)
      | leq(X0,X1)
      | ~ leq(X0,sK51_skl)
      | ~ ssItem(X1)
      | ~ ssItem(X0) ),
    inference(component_clause,[status(thm)],[f1631]) ).

fof(f1636,definition,
    ! [X1,X2] :
      ( sQ132_spl
    <=> ( ~ leq(X2,sK51_skl)
        | leq(X1,sK51_skl)
        | ~ leq(X1,X2)
        | ~ ssItem(X2)
        | ~ ssItem(X1) ) ),
    introduced(definition,[new_symbols(definition,[sQ132_spl])],[split_symbol_definition]) ).

fof(f1637,plain,
    ! [X0,X1] :
      ( ~ sQ132_spl
      | ~ leq(X1,sK51_skl)
      | leq(X0,sK51_skl)
      | ~ leq(X0,X1)
      | ~ ssItem(X1)
      | ~ ssItem(X0) ),
    inference(component_clause,[status(thm)],[f1636]) ).

fof(f1643,definition,
    ( sQ133_spl
  <=> leq(sK51_skl,sK51_skl) ),
    introduced(definition,[new_symbols(definition,[sQ133_spl])],[split_symbol_definition]) ).

fof(f1644,plain,
    ( ~ sQ133_spl
    | leq(sK51_skl,sK51_skl) ),
    inference(component_clause,[status(thm)],[f1643]) ).

fof(f1645,plain,
    ( sQ133_spl
    | ~ leq(sK51_skl,sK51_skl) ),
    inference(component_clause,[status(thm)],[f1643]) ).

fof(f1662,definition,
    ! [X0,X1,X2,X3] :
      ( sQ136_spl
    <=> ( ~ leq(sK54_skl,X3)
        | leq(X2,X3)
        | ~ leq(X2,X0)
        | ~ ssItem(X3)
        | ~ ssItem(X0)
        | ~ ssItem(X2)
        | ~ leq(X1,sK54_skl)
        | ~ leq(X0,X1)
        | ~ ssItem(X1)
        | ~ ssItem(X0) ) ),
    introduced(definition,[new_symbols(definition,[sQ136_spl])],[split_symbol_definition]) ).

fof(f1688,definition,
    ! [X0,X1,X2] :
      ( sQ141_spl
    <=> ( ~ leq(X2,sK51_skl)
        | ~ leq(X1,X2)
        | ~ ssItem(X2)
        | ~ ssItem(X1)
        | leq(X0,sK51_skl)
        | ~ leq(X0,X1)
        | ~ ssItem(X1)
        | ~ ssItem(X0) ) ),
    introduced(definition,[new_symbols(definition,[sQ141_spl])],[split_symbol_definition]) ).

fof(f1692,definition,
    ! [X0,X1,X2,X3] :
      ( sQ142_spl
    <=> ( ~ leq(X2,X3)
        | ~ leq(X3,sK51_skl)
        | ~ ssItem(X3)
        | ~ leq(X1,X2)
        | ~ ssItem(X2)
        | ~ ssItem(X1)
        | leq(X0,sK51_skl)
        | ~ leq(X0,X1)
        | ~ ssItem(X1)
        | ~ ssItem(X0) ) ),
    introduced(definition,[new_symbols(definition,[sQ142_spl])],[split_symbol_definition]) ).

fof(f1711,plain,
    ( sQ105_spl
    | ~ ssItem(sK54_skl) ),
    inference(resolution,[status(thm)],[f1417,f255]) ).

fof(f1720,plain,
    ( sQ105_spl
    | ~ sQ30_spl ),
    inference(split_clause,[status(thm)],[f1711,f665,f1415]) ).

fof(f1726,plain,
    ( sQ133_spl
    | ~ ssItem(sK51_skl) ),
    inference(resolution,[status(thm)],[f1645,f255]) ).

fof(f1732,plain,
    ( sQ133_spl
    | ~ sQ32_spl ),
    inference(split_clause,[status(thm)],[f1726,f671,f1643]) ).

fof(f1749,plain,
    ! [X0] :
      ( ~ sQ105_spl
      | ~ ssItem(sK54_skl)
      | leq(X0,sK54_skl)
      | ~ leq(X0,sK54_skl)
      | ~ ssItem(sK54_skl)
      | ~ ssItem(sK54_skl)
      | ~ ssItem(X0) ),
    inference(resolution,[status(thm)],[f1416,f664]) ).

fof(f1750,plain,
    ! [X0,X1] :
      ( ~ sQ105_spl
      | ~ leq(X1,sK54_skl)
      | ~ ssItem(sK54_skl)
      | leq(X0,sK54_skl)
      | ~ leq(X0,X1)
      | ~ ssItem(sK54_skl)
      | ~ ssItem(X1)
      | ~ ssItem(X0) ),
    inference(resolution,[status(thm)],[f1416,f664]) ).

fof(f1752,plain,
    ! [X0,X1] :
      ( ~ sQ105_spl
      | ~ leq(sK54_skl,X1)
      | ~ ssItem(sK54_skl)
      | leq(X0,X1)
      | ~ leq(X0,sK54_skl)
      | ~ ssItem(X1)
      | ~ ssItem(sK54_skl)
      | ~ ssItem(X0) ),
    inference(resolution,[status(thm)],[f1416,f664]) ).

fof(f1754,plain,
    ( ~ sQ105_spl
    | sK54_skl = sK54_skl
    | ~ leq(sK54_skl,sK54_skl)
    | ~ ssItem(sK54_skl)
    | ~ ssItem(sK54_skl) ),
    inference(resolution,[status(thm)],[f1416,f251]) ).

fof(f1770,definition,
    ! [X0,X1] :
      ( sQ144_spl
    <=> ( ~ leq(sK54_skl,X1)
        | leq(X0,X1)
        | ~ leq(X0,sK54_skl)
        | ~ ssItem(X1)
        | ~ ssItem(X0) ) ),
    introduced(definition,[new_symbols(definition,[sQ144_spl])],[split_symbol_definition]) ).

fof(f1771,plain,
    ! [X0,X1] :
      ( ~ sQ144_spl
      | ~ leq(sK54_skl,X1)
      | leq(X0,X1)
      | ~ leq(X0,sK54_skl)
      | ~ ssItem(X1)
      | ~ ssItem(X0) ),
    inference(component_clause,[status(thm)],[f1770]) ).

fof(f1774,plain,
    ( ~ sQ105_spl
    | ~ sQ30_spl
    | sQ55_spl ),
    inference(split_clause,[status(thm)],[f1749,f863,f665,f1415]) ).

fof(f1775,definition,
    ! [X0,X1] :
      ( sQ145_spl
    <=> ( ~ leq(X1,sK54_skl)
        | leq(X0,sK54_skl)
        | ~ leq(X0,X1)
        | ~ ssItem(X1)
        | ~ ssItem(X0) ) ),
    introduced(definition,[new_symbols(definition,[sQ145_spl])],[split_symbol_definition]) ).

fof(f1776,plain,
    ! [X0,X1] :
      ( ~ sQ145_spl
      | ~ leq(X1,sK54_skl)
      | leq(X0,sK54_skl)
      | ~ leq(X0,X1)
      | ~ ssItem(X1)
      | ~ ssItem(X0) ),
    inference(component_clause,[status(thm)],[f1775]) ).

fof(f1778,plain,
    ( ~ sQ105_spl
    | ~ sQ30_spl
    | sQ145_spl ),
    inference(split_clause,[status(thm)],[f1750,f1775,f665,f1415]) ).

fof(f1780,plain,
    ( ~ sQ105_spl
    | ~ sQ30_spl
    | sQ144_spl ),
    inference(split_clause,[status(thm)],[f1752,f1770,f665,f1415]) ).

fof(f1782,definition,
    ( sQ146_spl
  <=> sK54_skl = sK54_skl ),
    introduced(definition,[new_symbols(definition,[sQ146_spl])],[split_symbol_definition]) ).

fof(f1785,plain,
    ( sQ146_spl
    | ~ sQ105_spl
    | ~ sQ30_spl ),
    inference(split_clause,[status(thm)],[f1754,f665,f1415,f1782]) ).

fof(f1786,plain,
    ! [X0,X1,X2] :
      ( ~ sQ7_spl
      | ~ leq(X1,sK55_skl)
      | ~ leq(sK55_skl,X1)
      | ~ ssList(X2)
      | ~ ssList(nil)
      | ~ ssList(X0)
      | ~ ssItem(X1)
      | ~ ssItem(sK55_skl)
      | ~ cyclefreeP(app(app(X0,sK47_skl),cons(X1,X2)))
      | ~ ssList(app(app(X0,cons(sK55_skl,nil)),cons(X1,X2))) ),
    inference(paramodulation,[status(thm)],[f1494,f481]) ).

fof(f1787,plain,
    ! [X0,X1,X2] :
      ( ~ sQ7_spl
      | ~ leq(sK55_skl,X1)
      | ~ leq(X1,sK55_skl)
      | ~ ssList(nil)
      | ~ ssList(X2)
      | ~ ssList(X0)
      | ~ ssItem(sK55_skl)
      | ~ ssItem(X1)
      | ~ cyclefreeP(app(app(X0,cons(X1,X2)),sK47_skl))
      | ~ ssList(app(app(X0,cons(X1,X2)),cons(sK55_skl,nil))) ),
    inference(paramodulation,[status(thm)],[f1494,f481]) ).

fof(f1788,definition,
    ! [X0,X1,X2] :
      ( sQ147_spl
    <=> ( ~ leq(X1,sK55_skl)
        | ~ leq(sK55_skl,X1)
        | ~ ssList(X2)
        | ~ ssList(X0)
        | ~ ssItem(X1)
        | ~ cyclefreeP(app(app(X0,sK47_skl),cons(X1,X2)))
        | ~ ssList(app(app(X0,cons(sK55_skl,nil)),cons(X1,X2))) ) ),
    introduced(definition,[new_symbols(definition,[sQ147_spl])],[split_symbol_definition]) ).

fof(f1791,plain,
    ( ~ sQ7_spl
    | ~ sQ14_spl
    | ~ sQ5_spl
    | sQ147_spl ),
    inference(split_clause,[status(thm)],[f1786,f1788,f459,f539,f466]) ).

fof(f1792,definition,
    ! [X0,X1,X2] :
      ( sQ148_spl
    <=> ( ~ leq(sK55_skl,X1)
        | ~ leq(X1,sK55_skl)
        | ~ ssList(X2)
        | ~ ssList(X0)
        | ~ ssItem(X1)
        | ~ cyclefreeP(app(app(X0,cons(X1,X2)),sK47_skl))
        | ~ ssList(app(app(X0,cons(X1,X2)),cons(sK55_skl,nil))) ) ),
    introduced(definition,[new_symbols(definition,[sQ148_spl])],[split_symbol_definition]) ).

fof(f1795,plain,
    ( ~ sQ7_spl
    | ~ sQ14_spl
    | ~ sQ5_spl
    | sQ148_spl ),
    inference(split_clause,[status(thm)],[f1787,f1792,f459,f539,f466]) ).

fof(f1807,plain,
    ! [X0] :
      ( ~ sQ133_spl
      | ~ ssItem(sK51_skl)
      | leq(X0,sK51_skl)
      | ~ leq(X0,sK51_skl)
      | ~ ssItem(sK51_skl)
      | ~ ssItem(sK51_skl)
      | ~ ssItem(X0) ),
    inference(resolution,[status(thm)],[f1644,f664]) ).

fof(f1808,plain,
    ! [X0,X1] :
      ( ~ sQ133_spl
      | ~ leq(X1,sK51_skl)
      | ~ ssItem(sK51_skl)
      | leq(X0,sK51_skl)
      | ~ leq(X0,X1)
      | ~ ssItem(sK51_skl)
      | ~ ssItem(X1)
      | ~ ssItem(X0) ),
    inference(resolution,[status(thm)],[f1644,f664]) ).

fof(f1810,plain,
    ! [X0,X1] :
      ( ~ sQ133_spl
      | ~ leq(sK51_skl,X1)
      | ~ ssItem(sK51_skl)
      | leq(X0,X1)
      | ~ leq(X0,sK51_skl)
      | ~ ssItem(X1)
      | ~ ssItem(sK51_skl)
      | ~ ssItem(X0) ),
    inference(resolution,[status(thm)],[f1644,f664]) ).

fof(f1822,plain,
    ( ~ sQ133_spl
    | ~ sQ32_spl
    | sQ103_spl ),
    inference(split_clause,[status(thm)],[f1807,f1399,f671,f1643]) ).

fof(f1823,plain,
    ( ~ sQ133_spl
    | ~ sQ32_spl
    | sQ132_spl ),
    inference(split_clause,[status(thm)],[f1808,f1636,f671,f1643]) ).

fof(f1825,plain,
    ( ~ sQ133_spl
    | ~ sQ32_spl
    | sQ131_spl ),
    inference(split_clause,[status(thm)],[f1810,f1631,f671,f1643]) ).

fof(f1827,definition,
    ( sQ149_spl
  <=> sK51_skl = sK51_skl ),
    introduced(definition,[new_symbols(definition,[sQ149_spl])],[split_symbol_definition]) ).

fof(f1831,plain,
    ( ~ sQ105_spl
    | ~ sQ104_spl
    | ~ leq(sK54_skl,sK54_skl)
    | ~ ssItem(sK54_skl) ),
    inference(resolution,[status(thm)],[f1411,f1416]) ).

fof(f1841,plain,
    ( ~ sQ104_spl
    | ~ sQ105_spl
    | ~ sQ30_spl ),
    inference(split_clause,[status(thm)],[f1831,f665,f1415,f1410]) ).

fof(f1845,definition,
    ! [X0,X2] :
      ( sQ150_spl
    <=> ( ~ leq(X2,X0)
        | ~ leq(sK54_skl,X2)
        | ~ ssItem(X2)
        | ~ ssItem(X0)
        | ~ leq(X0,sK54_skl)
        | ~ ssItem(X0) ) ),
    introduced(definition,[new_symbols(definition,[sQ150_spl])],[split_symbol_definition]) ).

fof(f1846,plain,
    ! [X0,X1] :
      ( ~ sQ150_spl
      | ~ leq(X1,X0)
      | ~ leq(sK54_skl,X1)
      | ~ ssItem(X1)
      | ~ ssItem(X0)
      | ~ leq(X0,sK54_skl)
      | ~ ssItem(X0) ),
    inference(component_clause,[status(thm)],[f1845]) ).

fof(f1849,definition,
    ! [X0] :
      ( sQ151_spl
    <=> ( ~ leq(sK54_skl,X0)
        | ~ ssItem(X0)
        | ~ leq(X0,sK54_skl)
        | ~ ssItem(X0) ) ),
    introduced(definition,[new_symbols(definition,[sQ151_spl])],[split_symbol_definition]) ).

fof(f1850,plain,
    ! [X0] :
      ( ~ sQ151_spl
      | ~ leq(sK54_skl,X0)
      | ~ ssItem(X0)
      | ~ leq(X0,sK54_skl)
      | ~ ssItem(X0) ),
    inference(component_clause,[status(thm)],[f1849]) ).

fof(f1883,plain,
    ( ~ ssList(sK53_skl)
    | ~ ssList(sK52_skl)
    | segmentP(sK47_skl,cons(sK51_skl,nil))
    | ~ ssList(cons(sK51_skl,nil))
    | ~ ssList(app(app(sK52_skl,cons(sK51_skl,nil)),sK53_skl)) ),
    inference(paramodulation,[status(thm)],[f428,f480]) ).

fof(f1884,plain,
    ! [X0] :
      ( ~ ssList(X0)
      | ~ ssList(app(sK52_skl,cons(sK51_skl,nil)))
      | segmentP(app(sK47_skl,X0),sK53_skl)
      | ~ ssList(sK53_skl)
      | ~ ssList(app(app(app(sK52_skl,cons(sK51_skl,nil)),sK53_skl),X0)) ),
    inference(paramodulation,[status(thm)],[f428,f480]) ).

fof(f1885,plain,
    ! [X0] :
      ( X0 = sK53_skl
      | app(app(sK52_skl,cons(sK51_skl,nil)),X0) != sK47_skl
      | ~ ssList(X0)
      | ~ ssList(app(sK52_skl,cons(sK51_skl,nil)))
      | ~ ssList(sK53_skl) ),
    inference(paramodulation,[status(thm)],[f428,f378]) ).

fof(f1887,plain,
    ! [X0] :
      ( X0 = app(sK52_skl,cons(sK51_skl,nil))
      | app(X0,sK53_skl) != sK47_skl
      | ~ ssList(X0)
      | ~ ssList(sK53_skl)
      | ~ ssList(app(sK52_skl,cons(sK51_skl,nil))) ),
    inference(paramodulation,[status(thm)],[f428,f376]) ).

fof(f1889,plain,
    ( ~ ssList(app(sK52_skl,cons(sK51_skl,nil)))
    | rearsegP(sK47_skl,sK53_skl)
    | ~ ssList(sK53_skl) ),
    inference(paramodulation,[status(thm)],[f428,f714]) ).

fof(f1890,plain,
    ! [X0] :
      ( memberP(sK53_skl,X0)
      | memberP(app(sK52_skl,cons(sK51_skl,nil)),X0)
      | ~ memberP(sK47_skl,X0)
      | ~ ssList(sK53_skl)
      | ~ ssList(app(sK52_skl,cons(sK51_skl,nil)))
      | ~ ssItem(X0) ),
    inference(paramodulation,[status(thm)],[f428,f270]) ).

fof(f1891,plain,
    ! [X0] :
      ( ~ memberP(sK53_skl,X0)
      | memberP(sK47_skl,X0)
      | ~ ssList(sK53_skl)
      | ~ ssList(app(sK52_skl,cons(sK51_skl,nil)))
      | ~ ssItem(X0) ),
    inference(paramodulation,[status(thm)],[f428,f272]) ).

fof(f1892,plain,
    ! [X0] :
      ( ~ memberP(app(sK52_skl,cons(sK51_skl,nil)),X0)
      | memberP(sK47_skl,X0)
      | ~ ssList(sK53_skl)
      | ~ ssList(app(sK52_skl,cons(sK51_skl,nil)))
      | ~ ssItem(X0) ),
    inference(paramodulation,[status(thm)],[f428,f271]) ).

fof(f1893,plain,
    ( ~ ssList(sK53_skl)
    | frontsegP(sK47_skl,app(sK52_skl,cons(sK51_skl,nil)))
    | ~ ssList(app(sK52_skl,cons(sK51_skl,nil))) ),
    inference(paramodulation,[status(thm)],[f428,f631]) ).

fof(f1894,plain,
    ( ssList(sK47_skl)
    | ~ ssList(sK53_skl)
    | ~ ssList(app(sK52_skl,cons(sK51_skl,nil))) ),
    inference(paramodulation,[status(thm)],[f428,f245]) ).

fof(f1895,definition,
    ( sQ154_spl
  <=> ssList(app(app(sK52_skl,cons(sK51_skl,nil)),sK53_skl)) ),
    introduced(definition,[new_symbols(definition,[sQ154_spl])],[split_symbol_definition]) ).

fof(f1897,plain,
    ( sQ154_spl
    | ~ ssList(app(app(sK52_skl,cons(sK51_skl,nil)),sK53_skl)) ),
    inference(component_clause,[status(thm)],[f1895]) ).

fof(f1898,definition,
    ( sQ155_spl
  <=> segmentP(sK47_skl,cons(sK51_skl,nil)) ),
    introduced(definition,[new_symbols(definition,[sQ155_spl])],[split_symbol_definition]) ).

fof(f1901,plain,
    ( ~ sQ23_spl
    | ~ sQ110_spl
    | sQ155_spl
    | ~ sQ111_spl
    | ~ sQ154_spl ),
    inference(split_clause,[status(thm)],[f1883,f1895,f1466,f1898,f1463,f607]) ).

fof(f1902,definition,
    ! [X0] :
      ( sQ156_spl
    <=> ( ~ ssList(X0)
        | segmentP(app(sK47_skl,X0),sK53_skl)
        | ~ ssList(app(app(app(sK52_skl,cons(sK51_skl,nil)),sK53_skl),X0)) ) ),
    introduced(definition,[new_symbols(definition,[sQ156_spl])],[split_symbol_definition]) ).

fof(f1905,plain,
    ( ~ sQ22_spl
    | ~ sQ23_spl
    | sQ156_spl ),
    inference(split_clause,[status(thm)],[f1884,f1902,f607,f604]) ).

fof(f1906,definition,
    ! [X0] :
      ( sQ157_spl
    <=> ( X0 = sK53_skl
        | app(app(sK52_skl,cons(sK51_skl,nil)),X0) != sK47_skl
        | ~ ssList(X0) ) ),
    introduced(definition,[new_symbols(definition,[sQ157_spl])],[split_symbol_definition]) ).

fof(f1909,plain,
    ( sQ157_spl
    | ~ sQ22_spl
    | ~ sQ23_spl ),
    inference(split_clause,[status(thm)],[f1885,f607,f604,f1906]) ).

fof(f1911,definition,
    ! [X0] :
      ( sQ158_spl
    <=> ( X0 = app(sK52_skl,cons(sK51_skl,nil))
        | app(X0,sK53_skl) != sK47_skl
        | ~ ssList(X0) ) ),
    introduced(definition,[new_symbols(definition,[sQ158_spl])],[split_symbol_definition]) ).

fof(f1914,plain,
    ( sQ158_spl
    | ~ sQ23_spl
    | ~ sQ22_spl ),
    inference(split_clause,[status(thm)],[f1887,f604,f607,f1911]) ).

fof(f1916,definition,
    ( sQ159_spl
  <=> rearsegP(sK47_skl,sK53_skl) ),
    introduced(definition,[new_symbols(definition,[sQ159_spl])],[split_symbol_definition]) ).

fof(f1919,plain,
    ( ~ sQ22_spl
    | sQ159_spl
    | ~ sQ23_spl ),
    inference(split_clause,[status(thm)],[f1889,f607,f1916,f604]) ).

fof(f1920,definition,
    ! [X0] :
      ( sQ160_spl
    <=> ( memberP(sK53_skl,X0)
        | memberP(app(sK52_skl,cons(sK51_skl,nil)),X0)
        | ~ memberP(sK47_skl,X0)
        | ~ ssItem(X0) ) ),
    introduced(definition,[new_symbols(definition,[sQ160_spl])],[split_symbol_definition]) ).

fof(f1923,plain,
    ( ~ sQ23_spl
    | ~ sQ22_spl
    | sQ160_spl ),
    inference(split_clause,[status(thm)],[f1890,f1920,f604,f607]) ).

fof(f1924,definition,
    ! [X0] :
      ( sQ161_spl
    <=> ( ~ memberP(sK53_skl,X0)
        | memberP(sK47_skl,X0)
        | ~ ssItem(X0) ) ),
    introduced(definition,[new_symbols(definition,[sQ161_spl])],[split_symbol_definition]) ).

fof(f1925,plain,
    ! [X0] :
      ( ~ sQ161_spl
      | ~ memberP(sK53_skl,X0)
      | memberP(sK47_skl,X0)
      | ~ ssItem(X0) ),
    inference(component_clause,[status(thm)],[f1924]) ).

fof(f1927,plain,
    ( ~ sQ23_spl
    | ~ sQ22_spl
    | sQ161_spl ),
    inference(split_clause,[status(thm)],[f1891,f1924,f604,f607]) ).

fof(f1928,definition,
    ! [X0] :
      ( sQ162_spl
    <=> ( ~ memberP(app(sK52_skl,cons(sK51_skl,nil)),X0)
        | memberP(sK47_skl,X0)
        | ~ ssItem(X0) ) ),
    introduced(definition,[new_symbols(definition,[sQ162_spl])],[split_symbol_definition]) ).

fof(f1929,plain,
    ! [X0] :
      ( ~ sQ162_spl
      | ~ memberP(app(sK52_skl,cons(sK51_skl,nil)),X0)
      | memberP(sK47_skl,X0)
      | ~ ssItem(X0) ),
    inference(component_clause,[status(thm)],[f1928]) ).

fof(f1931,plain,
    ( ~ sQ23_spl
    | ~ sQ22_spl
    | sQ162_spl ),
    inference(split_clause,[status(thm)],[f1892,f1928,f604,f607]) ).

fof(f1932,definition,
    ( sQ163_spl
  <=> frontsegP(sK47_skl,app(sK52_skl,cons(sK51_skl,nil))) ),
    introduced(definition,[new_symbols(definition,[sQ163_spl])],[split_symbol_definition]) ).

fof(f1935,plain,
    ( ~ sQ23_spl
    | sQ163_spl
    | ~ sQ22_spl ),
    inference(split_clause,[status(thm)],[f1893,f604,f1932,f607]) ).

fof(f1936,plain,
    ( sQ122_spl
    | ~ sQ23_spl
    | ~ sQ22_spl ),
    inference(split_clause,[status(thm)],[f1894,f604,f607,f1545]) ).

fof(f1938,plain,
    ( sQ154_spl
    | ~ ssList(sK47_skl) ),
    inference(forward_demodulation,[status(thm)],[f428,f1897]) ).

fof(f1939,plain,
    ( sQ154_spl
    | $false ),
    inference(forward_subsumption_resolution,[status(thm)],[f1938,f419]) ).

fof(f1940,plain,
    sQ154_spl,
    inference(contradiction_clause,[status(thm)],[f1939]) ).

fof(f1958,plain,
    ( ~ sQ133_spl
    | ~ sQ90_spl
    | ~ leq(sK51_skl,sK51_skl)
    | ~ ssItem(sK51_skl) ),
    inference(resolution,[status(thm)],[f1214,f1644]) ).

fof(f1962,plain,
    ( ~ sQ90_spl
    | ~ sQ133_spl
    | ~ sQ32_spl ),
    inference(split_clause,[status(thm)],[f1958,f671,f1643,f1213]) ).

fof(f1984,plain,
    ( ~ sQ1_spl
    | ~ sQ161_spl
    | memberP(sK47_skl,sK54_skl)
    | ~ ssItem(sK54_skl) ),
    inference(resolution,[status(thm)],[f1925,f445]) ).

fof(f1985,definition,
    ( sQ169_spl
  <=> memberP(sK47_skl,sK54_skl) ),
    introduced(definition,[new_symbols(definition,[sQ169_spl])],[split_symbol_definition]) ).

fof(f1986,plain,
    ( ~ sQ169_spl
    | memberP(sK47_skl,sK54_skl) ),
    inference(component_clause,[status(thm)],[f1985]) ).

fof(f1988,plain,
    ( ~ sQ1_spl
    | ~ sQ161_spl
    | sQ169_spl
    | ~ sQ30_spl ),
    inference(split_clause,[status(thm)],[f1984,f665,f1985,f1924,f444]) ).

fof(f1989,plain,
    ( ~ sQ117_spl
    | ~ sQ169_spl
    | sK54_skl = sK55_skl
    | ~ ssItem(sK54_skl) ),
    inference(resolution,[status(thm)],[f1986,f1554]) ).

fof(f1990,definition,
    ( sQ170_spl
  <=> sK54_skl = sK55_skl ),
    introduced(definition,[new_symbols(definition,[sQ170_spl])],[split_symbol_definition]) ).

fof(f1991,plain,
    ( ~ sQ170_spl
    | sK54_skl = sK55_skl ),
    inference(component_clause,[status(thm)],[f1990]) ).

fof(f1993,plain,
    ( ~ sQ117_spl
    | ~ sQ169_spl
    | sQ170_spl
    | ~ sQ30_spl ),
    inference(split_clause,[status(thm)],[f1989,f665,f1990,f1985,f1524]) ).

fof(f1996,plain,
    ( ~ sQ7_spl
    | ~ sQ170_spl
    | cons(sK54_skl,nil) = sK47_skl ),
    inference(backward_demodulation,[status(thm)],[f1991,f1494]) ).

fof(f2005,plain,
    ! [X0] :
      ( ~ sQ7_spl
      | ~ sQ170_spl
      | memberP(nil,X0)
      | X0 = sK54_skl
      | ~ memberP(sK47_skl,X0)
      | ~ ssList(nil)
      | ~ ssItem(sK54_skl)
      | ~ ssItem(X0) ),
    inference(paramodulation,[status(thm)],[f1996,f275]) ).

fof(f2035,definition,
    ! [X0] :
      ( sQ176_spl
    <=> ( memberP(nil,X0)
        | X0 = sK54_skl
        | ~ memberP(sK47_skl,X0)
        | ~ ssItem(X0) ) ),
    introduced(definition,[new_symbols(definition,[sQ176_spl])],[split_symbol_definition]) ).

fof(f2036,plain,
    ! [X0] :
      ( ~ sQ176_spl
      | memberP(nil,X0)
      | X0 = sK54_skl
      | ~ memberP(sK47_skl,X0)
      | ~ ssItem(X0) ),
    inference(component_clause,[status(thm)],[f2035]) ).

fof(f2038,plain,
    ( ~ sQ7_spl
    | ~ sQ170_spl
    | ~ sQ14_spl
    | ~ sQ30_spl
    | sQ176_spl ),
    inference(split_clause,[status(thm)],[f2005,f2035,f665,f539,f1990,f466]) ).

fof(f2050,plain,
    ! [X0] :
      ( ~ sQ28_spl
      | ~ memberP(app(sK52_skl,cons(sK51_skl,nil)),X0)
      | ~ ssItem(X0) ),
    inference(forward_subsumption_resolution,[status(thm)],[f651,f279]) ).

fof(f2061,plain,
    ! [X0,X1] :
      ( ~ sQ150_spl
      | ~ leq(X1,X0)
      | ~ leq(sK54_skl,X1)
      | ~ ssItem(X1)
      | ~ leq(X0,sK54_skl)
      | ~ ssItem(X0) ),
    inference(duplicate_literals_removal,[status(thm)],[f1846]) ).

fof(f2062,plain,
    ! [X0] :
      ( ~ sQ151_spl
      | ~ leq(sK54_skl,X0)
      | ~ leq(X0,sK54_skl)
      | ~ ssItem(X0) ),
    inference(duplicate_literals_removal,[status(thm)],[f1850]) ).

fof(f2073,plain,
    ! [X0] :
      ( ~ sQ176_spl
      | X0 = sK54_skl
      | ~ memberP(sK47_skl,X0)
      | ~ ssItem(X0) ),
    inference(forward_subsumption_resolution,[status(thm)],[f2036,f279]) ).

fof(f2082,plain,
    ( sK47_skl = app(sK52_skl,app(cons(sK51_skl,nil),sK53_skl))
    | ~ ssList(sK53_skl)
    | ~ ssList(cons(sK51_skl,nil))
    | ~ ssList(sK52_skl) ),
    inference(paramodulation,[status(thm)],[f428,f382]) ).

fof(f2083,plain,
    ! [X0] :
      ( app(sK47_skl,X0) = app(app(sK52_skl,cons(sK51_skl,nil)),app(sK53_skl,X0))
      | ~ ssList(X0)
      | ~ ssList(sK53_skl)
      | ~ ssList(app(sK52_skl,cons(sK51_skl,nil))) ),
    inference(paramodulation,[status(thm)],[f428,f382]) ).

fof(f2084,definition,
    ( sQ178_spl
  <=> sK47_skl = app(sK52_skl,app(cons(sK51_skl,nil),sK53_skl)) ),
    introduced(definition,[new_symbols(definition,[sQ178_spl])],[split_symbol_definition]) ).

fof(f2087,plain,
    ( sQ178_spl
    | ~ sQ23_spl
    | ~ sQ111_spl
    | ~ sQ110_spl ),
    inference(split_clause,[status(thm)],[f2082,f1463,f1466,f607,f2084]) ).

fof(f2088,definition,
    ! [X0] :
      ( sQ179_spl
    <=> ( app(sK47_skl,X0) = app(app(sK52_skl,cons(sK51_skl,nil)),app(sK53_skl,X0))
        | ~ ssList(X0) ) ),
    introduced(definition,[new_symbols(definition,[sQ179_spl])],[split_symbol_definition]) ).

fof(f2091,plain,
    ( sQ179_spl
    | ~ sQ23_spl
    | ~ sQ22_spl ),
    inference(split_clause,[status(thm)],[f2083,f604,f607,f2088]) ).

fof(f2092,plain,
    ! [X0] :
      ( ~ rearsegP(nil,X0)
      | ~ ssList(X0)
      | ~ ssList(nil)
      | nil = X0
      | ~ ssList(X0)
      | ~ ssList(sK6_skl(X0,nil)) ),
    inference(resolution,[status(thm)],[f385,f129]) ).

fof(f2093,plain,
    ( ~ ssList(nil)
    | nil = nil
    | ~ ssList(nil)
    | ~ ssList(nil) ),
    inference(resolution,[status(thm)],[f385,f249]) ).

fof(f2095,plain,
    ! [X0] :
      ( ~ segmentP(nil,X0)
      | ~ ssList(X0)
      | ~ ssList(nil)
      | nil = sK8_skl(X0,nil)
      | ~ ssList(sK8_skl(X0,nil))
      | ~ ssList(app(sK7_skl(X0,nil),X0)) ),
    inference(resolution,[status(thm)],[f385,f136]) ).

fof(f2096,plain,
    ! [X0] :
      ( ~ memberP(nil,X0)
      | ~ ssItem(X0)
      | ~ ssList(nil)
      | nil = cons(X0,sK3_skl(X0,nil))
      | ~ ssList(cons(X0,sK3_skl(X0,nil)))
      | ~ ssList(sK2_skl(X0,nil)) ),
    inference(resolution,[status(thm)],[f385,f111]) ).

fof(f2098,plain,
    ! [X0] :
      ( ~ frontsegP(nil,X0)
      | ~ ssList(X0)
      | ~ ssList(nil)
      | nil = sK5_skl(X0,nil)
      | ~ ssList(sK5_skl(X0,nil))
      | ~ ssList(X0) ),
    inference(resolution,[status(thm)],[f385,f123]) ).

fof(f2100,definition,
    ! [X0] :
      ( sQ180_spl
    <=> ( ~ rearsegP(nil,X0)
        | ~ ssList(X0)
        | nil = X0
        | ~ ssList(X0)
        | ~ ssList(sK6_skl(X0,nil)) ) ),
    introduced(definition,[new_symbols(definition,[sQ180_spl])],[split_symbol_definition]) ).

fof(f2103,plain,
    ( ~ sQ14_spl
    | sQ180_spl ),
    inference(split_clause,[status(thm)],[f2092,f2100,f539]) ).

fof(f2104,plain,
    ( sQ12_spl
    | ~ sQ14_spl ),
    inference(split_clause,[status(thm)],[f2093,f539,f529]) ).

fof(f2118,definition,
    ! [X0] :
      ( sQ185_spl
    <=> ( ~ segmentP(nil,X0)
        | ~ ssList(X0)
        | nil = sK8_skl(X0,nil)
        | ~ ssList(sK8_skl(X0,nil))
        | ~ ssList(app(sK7_skl(X0,nil),X0)) ) ),
    introduced(definition,[new_symbols(definition,[sQ185_spl])],[split_symbol_definition]) ).

fof(f2121,plain,
    ( ~ sQ14_spl
    | sQ185_spl ),
    inference(split_clause,[status(thm)],[f2095,f2118,f539]) ).

fof(f2122,definition,
    ! [X0] :
      ( sQ186_spl
    <=> ( ~ memberP(nil,X0)
        | ~ ssItem(X0)
        | nil = cons(X0,sK3_skl(X0,nil))
        | ~ ssList(cons(X0,sK3_skl(X0,nil)))
        | ~ ssList(sK2_skl(X0,nil)) ) ),
    introduced(definition,[new_symbols(definition,[sQ186_spl])],[split_symbol_definition]) ).

fof(f2125,plain,
    ( ~ sQ14_spl
    | sQ186_spl ),
    inference(split_clause,[status(thm)],[f2096,f2122,f539]) ).

fof(f2127,definition,
    ! [X0] :
      ( sQ187_spl
    <=> ( ~ frontsegP(nil,X0)
        | ~ ssList(X0)
        | nil = sK5_skl(X0,nil)
        | ~ ssList(sK5_skl(X0,nil))
        | ~ ssList(X0) ) ),
    introduced(definition,[new_symbols(definition,[sQ187_spl])],[split_symbol_definition]) ).

fof(f2130,plain,
    ( ~ sQ14_spl
    | sQ187_spl ),
    inference(split_clause,[status(thm)],[f2098,f2127,f539]) ).

fof(f2195,plain,
    ! [X0,X1] :
      ( ~ sQ151_spl
      | ~ leq(X1,X0)
      | ~ leq(sK54_skl,X1)
      | ~ ssItem(X0)
      | ~ ssItem(X1)
      | ~ ssItem(sK54_skl)
      | ~ leq(X0,sK54_skl)
      | ~ ssItem(X0) ),
    inference(resolution,[status(thm)],[f2062,f253]) ).

fof(f2200,plain,
    ( ~ sQ151_spl
    | ~ sQ30_spl
    | sQ150_spl ),
    inference(split_clause,[status(thm)],[f2195,f1845,f665,f1849]) ).

fof(f2243,plain,
    ! [X0] :
      ( ~ sQ28_spl
      | ~ memberP(cons(sK51_skl,nil),X0)
      | ~ ssList(cons(sK51_skl,nil))
      | ~ ssList(sK52_skl)
      | ~ ssItem(X0)
      | ~ ssItem(X0) ),
    inference(resolution,[status(thm)],[f2050,f272]) ).

fof(f2245,definition,
    ! [X0] :
      ( sQ191_spl
    <=> ( ~ memberP(cons(sK51_skl,nil),X0)
        | ~ ssItem(X0)
        | ~ ssItem(X0) ) ),
    introduced(definition,[new_symbols(definition,[sQ191_spl])],[split_symbol_definition]) ).

fof(f2246,plain,
    ! [X0] :
      ( ~ sQ191_spl
      | ~ memberP(cons(sK51_skl,nil),X0)
      | ~ ssItem(X0)
      | ~ ssItem(X0) ),
    inference(component_clause,[status(thm)],[f2245]) ).

fof(f2248,plain,
    ( ~ sQ28_spl
    | ~ sQ111_spl
    | ~ sQ110_spl
    | sQ191_spl ),
    inference(split_clause,[status(thm)],[f2243,f2245,f1463,f1466,f650]) ).

fof(f2253,plain,
    ! [X0] :
      ( ~ sQ191_spl
      | ~ memberP(cons(sK51_skl,nil),X0)
      | ~ ssItem(X0) ),
    inference(duplicate_literals_removal,[status(thm)],[f2246]) ).

fof(f2256,plain,
    ( ~ sQ191_spl
    | ~ ssList(nil)
    | ~ ssItem(sK51_skl)
    | ~ ssItem(sK51_skl) ),
    inference(resolution,[status(thm)],[f2253,f492]) ).

fof(f2261,plain,
    ( ~ sQ191_spl
    | ~ sQ14_spl
    | ~ sQ32_spl ),
    inference(split_clause,[status(thm)],[f2256,f671,f539,f2245]) ).

fof(f2281,plain,
    ! [X0,X1,X2,X3] :
      ( ~ sQ144_spl
      | ~ leq(X3,X1)
      | ~ leq(X2,X3)
      | ~ ssItem(X3)
      | ~ leq(sK54_skl,X2)
      | ~ ssItem(X1)
      | ~ ssItem(X2)
      | ~ ssItem(sK54_skl)
      | leq(X0,X1)
      | ~ leq(X0,sK54_skl)
      | ~ ssItem(X1)
      | ~ ssItem(X0) ),
    inference(resolution,[status(thm)],[f1771,f664]) ).

fof(f2282,plain,
    ! [X0,X1,X2] :
      ( ~ sQ144_spl
      | ~ leq(X2,X1)
      | ~ leq(sK54_skl,X2)
      | ~ ssItem(X1)
      | ~ ssItem(X2)
      | ~ ssItem(sK54_skl)
      | leq(X0,X1)
      | ~ leq(X0,sK54_skl)
      | ~ ssItem(X1)
      | ~ ssItem(X0) ),
    inference(resolution,[status(thm)],[f1771,f253]) ).

fof(f2286,definition,
    ! [X0,X1,X2,X3] :
      ( sQ196_spl
    <=> ( ~ leq(X3,X1)
        | ~ leq(X2,X3)
        | ~ ssItem(X3)
        | ~ leq(sK54_skl,X2)
        | ~ ssItem(X1)
        | ~ ssItem(X2)
        | leq(X0,X1)
        | ~ leq(X0,sK54_skl)
        | ~ ssItem(X1)
        | ~ ssItem(X0) ) ),
    introduced(definition,[new_symbols(definition,[sQ196_spl])],[split_symbol_definition]) ).

fof(f2289,plain,
    ( ~ sQ144_spl
    | ~ sQ30_spl
    | sQ196_spl ),
    inference(split_clause,[status(thm)],[f2281,f2286,f665,f1770]) ).

fof(f2290,definition,
    ! [X0,X1,X2] :
      ( sQ197_spl
    <=> ( ~ leq(X2,X1)
        | ~ leq(sK54_skl,X2)
        | ~ ssItem(X1)
        | ~ ssItem(X2)
        | leq(X0,X1)
        | ~ leq(X0,sK54_skl)
        | ~ ssItem(X1)
        | ~ ssItem(X0) ) ),
    introduced(definition,[new_symbols(definition,[sQ197_spl])],[split_symbol_definition]) ).

fof(f2293,plain,
    ( ~ sQ144_spl
    | ~ sQ30_spl
    | sQ197_spl ),
    inference(split_clause,[status(thm)],[f2282,f2290,f665,f1770]) ).

fof(f2309,plain,
    ! [X0,X1,X2,X3] :
      ( ~ sQ145_spl
      | ~ leq(X3,X0)
      | ~ ssItem(X0)
      | leq(X2,sK54_skl)
      | ~ leq(X2,X3)
      | ~ ssItem(sK54_skl)
      | ~ ssItem(X3)
      | ~ ssItem(X2)
      | ~ leq(X1,sK54_skl)
      | ~ leq(X0,X1)
      | ~ ssItem(X1)
      | ~ ssItem(X0) ),
    inference(resolution,[status(thm)],[f1776,f664]) ).

fof(f2311,plain,
    ! [X0,X1,X2,X3] :
      ( ~ sQ145_spl
      | ~ leq(sK54_skl,X3)
      | ~ ssItem(sK54_skl)
      | leq(X2,X3)
      | ~ leq(X2,X0)
      | ~ ssItem(X3)
      | ~ ssItem(X0)
      | ~ ssItem(X2)
      | ~ leq(X1,sK54_skl)
      | ~ leq(X0,X1)
      | ~ ssItem(X1)
      | ~ ssItem(X0) ),
    inference(resolution,[status(thm)],[f1776,f664]) ).

fof(f2312,plain,
    ! [X0,X1,X2] :
      ( ~ sQ145_spl
      | leq(X2,sK54_skl)
      | ~ leq(X2,X0)
      | ~ ssItem(sK54_skl)
      | ~ ssItem(X0)
      | ~ ssItem(X2)
      | ~ leq(X1,sK54_skl)
      | ~ leq(X0,X1)
      | ~ ssItem(X1)
      | ~ ssItem(X0) ),
    inference(resolution,[status(thm)],[f1776,f253]) ).

fof(f2313,plain,
    ! [X0,X1] :
      ( ~ sQ145_spl
      | sK54_skl = X0
      | ~ leq(sK54_skl,X0)
      | ~ ssItem(X0)
      | ~ ssItem(sK54_skl)
      | ~ leq(X1,sK54_skl)
      | ~ leq(X0,X1)
      | ~ ssItem(X1)
      | ~ ssItem(X0) ),
    inference(resolution,[status(thm)],[f1776,f251]) ).

fof(f2316,plain,
    ! [X0,X1,X2,X3] :
      ( ~ sQ145_spl
      | ~ leq(X3,sK54_skl)
      | ~ leq(X2,X3)
      | ~ ssItem(X3)
      | ~ leq(X1,X2)
      | ~ ssItem(sK54_skl)
      | ~ ssItem(X2)
      | ~ ssItem(X1)
      | leq(X0,sK54_skl)
      | ~ leq(X0,X1)
      | ~ ssItem(X1)
      | ~ ssItem(X0) ),
    inference(resolution,[status(thm)],[f1776,f664]) ).

fof(f2326,definition,
    ! [X0,X1,X2,X3] :
      ( sQ199_spl
    <=> ( ~ leq(X3,X0)
        | ~ ssItem(X0)
        | leq(X2,sK54_skl)
        | ~ leq(X2,X3)
        | ~ ssItem(X3)
        | ~ ssItem(X2)
        | ~ leq(X1,sK54_skl)
        | ~ leq(X0,X1)
        | ~ ssItem(X1)
        | ~ ssItem(X0) ) ),
    introduced(definition,[new_symbols(definition,[sQ199_spl])],[split_symbol_definition]) ).

fof(f2329,plain,
    ( ~ sQ145_spl
    | ~ sQ30_spl
    | sQ199_spl ),
    inference(split_clause,[status(thm)],[f2309,f2326,f665,f1775]) ).

fof(f2331,plain,
    ( ~ sQ145_spl
    | ~ sQ30_spl
    | sQ136_spl ),
    inference(split_clause,[status(thm)],[f2311,f1662,f665,f1775]) ).

fof(f2332,definition,
    ! [X0,X1,X2] :
      ( sQ200_spl
    <=> ( leq(X2,sK54_skl)
        | ~ leq(X2,X0)
        | ~ ssItem(X0)
        | ~ ssItem(X2)
        | ~ leq(X1,sK54_skl)
        | ~ leq(X0,X1)
        | ~ ssItem(X1)
        | ~ ssItem(X0) ) ),
    introduced(definition,[new_symbols(definition,[sQ200_spl])],[split_symbol_definition]) ).

fof(f2335,plain,
    ( ~ sQ145_spl
    | ~ sQ30_spl
    | sQ200_spl ),
    inference(split_clause,[status(thm)],[f2312,f2332,f665,f1775]) ).

fof(f2336,definition,
    ! [X0,X1] :
      ( sQ201_spl
    <=> ( sK54_skl = X0
        | ~ leq(sK54_skl,X0)
        | ~ ssItem(X0)
        | ~ leq(X1,sK54_skl)
        | ~ leq(X0,X1)
        | ~ ssItem(X1)
        | ~ ssItem(X0) ) ),
    introduced(definition,[new_symbols(definition,[sQ201_spl])],[split_symbol_definition]) ).

fof(f2339,plain,
    ( ~ sQ145_spl
    | ~ sQ30_spl
    | sQ201_spl ),
    inference(split_clause,[status(thm)],[f2313,f2336,f665,f1775]) ).

fof(f2342,definition,
    ! [X0,X1,X2,X3] :
      ( sQ202_spl
    <=> ( ~ leq(X3,sK54_skl)
        | ~ leq(X2,X3)
        | ~ ssItem(X3)
        | ~ leq(X1,X2)
        | ~ ssItem(X2)
        | ~ ssItem(X1)
        | leq(X0,sK54_skl)
        | ~ leq(X0,X1)
        | ~ ssItem(X1)
        | ~ ssItem(X0) ) ),
    introduced(definition,[new_symbols(definition,[sQ202_spl])],[split_symbol_definition]) ).

fof(f2345,plain,
    ( ~ sQ145_spl
    | ~ sQ30_spl
    | sQ202_spl ),
    inference(split_clause,[status(thm)],[f2316,f2342,f665,f1775]) ).

fof(f2358,plain,
    ! [X0,X1,X2,X3] :
      ( ~ sQ132_spl
      | ~ leq(X3,X0)
      | ~ ssItem(X0)
      | leq(X2,sK51_skl)
      | ~ leq(X2,X3)
      | ~ ssItem(sK51_skl)
      | ~ ssItem(X3)
      | ~ ssItem(X2)
      | ~ leq(X1,sK51_skl)
      | ~ leq(X0,X1)
      | ~ ssItem(X1)
      | ~ ssItem(X0) ),
    inference(resolution,[status(thm)],[f1637,f664]) ).

fof(f2360,plain,
    ! [X0,X1,X2,X3] :
      ( ~ sQ132_spl
      | ~ leq(sK51_skl,X3)
      | ~ ssItem(sK51_skl)
      | leq(X2,X3)
      | ~ leq(X2,X0)
      | ~ ssItem(X3)
      | ~ ssItem(X0)
      | ~ ssItem(X2)
      | ~ leq(X1,sK51_skl)
      | ~ leq(X0,X1)
      | ~ ssItem(X1)
      | ~ ssItem(X0) ),
    inference(resolution,[status(thm)],[f1637,f664]) ).

fof(f2361,plain,
    ! [X0,X1,X2] :
      ( ~ sQ132_spl
      | leq(X2,sK51_skl)
      | ~ leq(X2,X0)
      | ~ ssItem(sK51_skl)
      | ~ ssItem(X0)
      | ~ ssItem(X2)
      | ~ leq(X1,sK51_skl)
      | ~ leq(X0,X1)
      | ~ ssItem(X1)
      | ~ ssItem(X0) ),
    inference(resolution,[status(thm)],[f1637,f253]) ).

fof(f2362,plain,
    ! [X0,X1] :
      ( ~ sQ132_spl
      | sK51_skl = X0
      | ~ leq(sK51_skl,X0)
      | ~ ssItem(X0)
      | ~ ssItem(sK51_skl)
      | ~ leq(X1,sK51_skl)
      | ~ leq(X0,X1)
      | ~ ssItem(X1)
      | ~ ssItem(X0) ),
    inference(resolution,[status(thm)],[f1637,f251]) ).

fof(f2366,plain,
    ! [X0,X1,X2,X3] :
      ( ~ sQ132_spl
      | ~ leq(X3,sK51_skl)
      | ~ leq(X2,X3)
      | ~ ssItem(X3)
      | ~ leq(X1,X2)
      | ~ ssItem(sK51_skl)
      | ~ ssItem(X2)
      | ~ ssItem(X1)
      | leq(X0,sK51_skl)
      | ~ leq(X0,X1)
      | ~ ssItem(X1)
      | ~ ssItem(X0) ),
    inference(resolution,[status(thm)],[f1637,f664]) ).

fof(f2374,definition,
    ! [X0,X1,X2,X3] :
      ( sQ203_spl
    <=> ( ~ leq(X3,X0)
        | ~ ssItem(X0)
        | leq(X2,sK51_skl)
        | ~ leq(X2,X3)
        | ~ ssItem(X3)
        | ~ ssItem(X2)
        | ~ leq(X1,sK51_skl)
        | ~ leq(X0,X1)
        | ~ ssItem(X1)
        | ~ ssItem(X0) ) ),
    introduced(definition,[new_symbols(definition,[sQ203_spl])],[split_symbol_definition]) ).

fof(f2377,plain,
    ( ~ sQ132_spl
    | ~ sQ32_spl
    | sQ203_spl ),
    inference(split_clause,[status(thm)],[f2358,f2374,f671,f1636]) ).

fof(f2379,definition,
    ! [X0,X1,X2,X3] :
      ( sQ204_spl
    <=> ( ~ leq(sK51_skl,X3)
        | leq(X2,X3)
        | ~ leq(X2,X0)
        | ~ ssItem(X3)
        | ~ ssItem(X0)
        | ~ ssItem(X2)
        | ~ leq(X1,sK51_skl)
        | ~ leq(X0,X1)
        | ~ ssItem(X1)
        | ~ ssItem(X0) ) ),
    introduced(definition,[new_symbols(definition,[sQ204_spl])],[split_symbol_definition]) ).

fof(f2382,plain,
    ( ~ sQ132_spl
    | ~ sQ32_spl
    | sQ204_spl ),
    inference(split_clause,[status(thm)],[f2360,f2379,f671,f1636]) ).

fof(f2383,plain,
    ( ~ sQ132_spl
    | ~ sQ32_spl
    | sQ141_spl ),
    inference(split_clause,[status(thm)],[f2361,f1688,f671,f1636]) ).

fof(f2384,definition,
    ! [X0,X1] :
      ( sQ205_spl
    <=> ( sK51_skl = X0
        | ~ leq(sK51_skl,X0)
        | ~ ssItem(X0)
        | ~ leq(X1,sK51_skl)
        | ~ leq(X0,X1)
        | ~ ssItem(X1)
        | ~ ssItem(X0) ) ),
    introduced(definition,[new_symbols(definition,[sQ205_spl])],[split_symbol_definition]) ).

fof(f2387,plain,
    ( ~ sQ132_spl
    | ~ sQ32_spl
    | sQ205_spl ),
    inference(split_clause,[status(thm)],[f2362,f2384,f671,f1636]) ).

fof(f2391,plain,
    ( ~ sQ132_spl
    | ~ sQ32_spl
    | sQ142_spl ),
    inference(split_clause,[status(thm)],[f2366,f1692,f671,f1636]) ).

fof(f2401,plain,
    ! [X0,X1,X2,X3] :
      ( ~ sQ131_spl
      | ~ leq(X3,X1)
      | ~ leq(X2,X3)
      | ~ ssItem(X3)
      | ~ leq(sK51_skl,X2)
      | ~ ssItem(X1)
      | ~ ssItem(X2)
      | ~ ssItem(sK51_skl)
      | leq(X0,X1)
      | ~ leq(X0,sK51_skl)
      | ~ ssItem(X1)
      | ~ ssItem(X0) ),
    inference(resolution,[status(thm)],[f1632,f664]) ).

fof(f2402,plain,
    ! [X0,X1,X2] :
      ( ~ sQ131_spl
      | ~ leq(X2,X1)
      | ~ leq(sK51_skl,X2)
      | ~ ssItem(X1)
      | ~ ssItem(X2)
      | ~ ssItem(sK51_skl)
      | leq(X0,X1)
      | ~ leq(X0,sK51_skl)
      | ~ ssItem(X1)
      | ~ ssItem(X0) ),
    inference(resolution,[status(thm)],[f1632,f253]) ).

fof(f2407,definition,
    ! [X0,X1,X2,X3] :
      ( sQ206_spl
    <=> ( ~ leq(X3,X1)
        | ~ leq(X2,X3)
        | ~ ssItem(X3)
        | ~ leq(sK51_skl,X2)
        | ~ ssItem(X1)
        | ~ ssItem(X2)
        | leq(X0,X1)
        | ~ leq(X0,sK51_skl)
        | ~ ssItem(X1)
        | ~ ssItem(X0) ) ),
    introduced(definition,[new_symbols(definition,[sQ206_spl])],[split_symbol_definition]) ).

fof(f2410,plain,
    ( ~ sQ131_spl
    | ~ sQ32_spl
    | sQ206_spl ),
    inference(split_clause,[status(thm)],[f2401,f2407,f671,f1631]) ).

fof(f2411,definition,
    ! [X0,X1,X2] :
      ( sQ207_spl
    <=> ( ~ leq(X2,X1)
        | ~ leq(sK51_skl,X2)
        | ~ ssItem(X1)
        | ~ ssItem(X2)
        | leq(X0,X1)
        | ~ leq(X0,sK51_skl)
        | ~ ssItem(X1)
        | ~ ssItem(X0) ) ),
    introduced(definition,[new_symbols(definition,[sQ207_spl])],[split_symbol_definition]) ).

fof(f2414,plain,
    ( ~ sQ131_spl
    | ~ sQ32_spl
    | sQ207_spl ),
    inference(split_clause,[status(thm)],[f2402,f2411,f671,f1631]) ).

fof(f2528,plain,
    ! [X0] :
      ( ~ rearsegP(nil,X0)
      | ~ ssList(X0)
      | ~ ssList(nil)
      | nil = sK6_skl(X0,nil)
      | ~ ssList(X0)
      | ~ ssList(sK6_skl(X0,nil)) ),
    inference(resolution,[status(thm)],[f386,f129]) ).

fof(f2531,plain,
    ! [X0] :
      ( ~ segmentP(nil,X0)
      | ~ ssList(X0)
      | ~ ssList(nil)
      | nil = app(sK7_skl(X0,nil),X0)
      | ~ ssList(sK8_skl(X0,nil))
      | ~ ssList(app(sK7_skl(X0,nil),X0)) ),
    inference(resolution,[status(thm)],[f386,f136]) ).

fof(f2532,plain,
    ! [X0] :
      ( ~ memberP(nil,X0)
      | ~ ssItem(X0)
      | ~ ssList(nil)
      | nil = sK2_skl(X0,nil)
      | ~ ssList(cons(X0,sK3_skl(X0,nil)))
      | ~ ssList(sK2_skl(X0,nil)) ),
    inference(resolution,[status(thm)],[f386,f111]) ).

fof(f2534,plain,
    ! [X0] :
      ( ~ frontsegP(nil,X0)
      | ~ ssList(X0)
      | ~ ssList(nil)
      | nil = X0
      | ~ ssList(sK5_skl(X0,nil))
      | ~ ssList(X0) ),
    inference(resolution,[status(thm)],[f386,f123]) ).

fof(f2536,definition,
    ! [X0] :
      ( sQ209_spl
    <=> ( ~ rearsegP(nil,X0)
        | ~ ssList(X0)
        | nil = sK6_skl(X0,nil)
        | ~ ssList(X0)
        | ~ ssList(sK6_skl(X0,nil)) ) ),
    introduced(definition,[new_symbols(definition,[sQ209_spl])],[split_symbol_definition]) ).

fof(f2539,plain,
    ( ~ sQ14_spl
    | sQ209_spl ),
    inference(split_clause,[status(thm)],[f2528,f2536,f539]) ).

fof(f2545,definition,
    ! [X0] :
      ( sQ211_spl
    <=> ( ~ segmentP(nil,X0)
        | ~ ssList(X0)
        | nil = app(sK7_skl(X0,nil),X0)
        | ~ ssList(sK8_skl(X0,nil))
        | ~ ssList(app(sK7_skl(X0,nil),X0)) ) ),
    introduced(definition,[new_symbols(definition,[sQ211_spl])],[split_symbol_definition]) ).

fof(f2548,plain,
    ( ~ sQ14_spl
    | sQ211_spl ),
    inference(split_clause,[status(thm)],[f2531,f2545,f539]) ).

fof(f2549,definition,
    ! [X0] :
      ( sQ212_spl
    <=> ( ~ memberP(nil,X0)
        | ~ ssItem(X0)
        | nil = sK2_skl(X0,nil)
        | ~ ssList(cons(X0,sK3_skl(X0,nil)))
        | ~ ssList(sK2_skl(X0,nil)) ) ),
    introduced(definition,[new_symbols(definition,[sQ212_spl])],[split_symbol_definition]) ).

fof(f2552,plain,
    ( ~ sQ14_spl
    | sQ212_spl ),
    inference(split_clause,[status(thm)],[f2532,f2549,f539]) ).

fof(f2554,definition,
    ! [X0] :
      ( sQ213_spl
    <=> ( ~ frontsegP(nil,X0)
        | ~ ssList(X0)
        | nil = X0
        | ~ ssList(sK5_skl(X0,nil))
        | ~ ssList(X0) ) ),
    introduced(definition,[new_symbols(definition,[sQ213_spl])],[split_symbol_definition]) ).

fof(f2557,plain,
    ( ~ sQ14_spl
    | sQ213_spl ),
    inference(split_clause,[status(thm)],[f2534,f2554,f539]) ).

fof(f2578,plain,
    ! [X0] :
      ( ~ sQ89_spl
      | ~ ssItem(sK51_skl)
      | ~ leq(sK51_skl,X0)
      | ~ leq(X0,sK51_skl)
      | ~ ssItem(X0)
      | ~ ssItem(sK51_skl) ),
    inference(resolution,[status(thm)],[f1209,f255]) ).

fof(f2591,plain,
    ( ~ sQ89_spl
    | sQ90_spl
    | ~ sQ32_spl ),
    inference(split_clause,[status(thm)],[f2578,f671,f1213,f1208]) ).

fof(f2599,plain,
    ! [X0] :
      ( ~ sQ150_spl
      | ~ ssItem(sK54_skl)
      | ~ leq(sK54_skl,X0)
      | ~ ssItem(sK54_skl)
      | ~ leq(X0,sK54_skl)
      | ~ ssItem(X0) ),
    inference(resolution,[status(thm)],[f2061,f255]) ).

fof(f2613,plain,
    ( ~ sQ150_spl
    | ~ sQ30_spl
    | sQ104_spl ),
    inference(split_clause,[status(thm)],[f2599,f1410,f665,f1845]) ).

fof(f2614,plain,
    ( ~ sQ162_spl
    | ~ ssList(nil)
    | ~ ssList(sK52_skl)
    | ~ ssItem(sK51_skl)
    | ~ ssList(app(sK52_skl,cons(sK51_skl,nil)))
    | memberP(sK47_skl,sK51_skl)
    | ~ ssItem(sK51_skl) ),
    inference(resolution,[status(thm)],[f1929,f476]) ).

fof(f2615,plain,
    ! [X0] :
      ( ~ sQ162_spl
      | ~ memberP(cons(sK51_skl,nil),X0)
      | ~ ssList(cons(sK51_skl,nil))
      | ~ ssList(sK52_skl)
      | ~ ssItem(X0)
      | memberP(sK47_skl,X0)
      | ~ ssItem(X0) ),
    inference(resolution,[status(thm)],[f1929,f272]) ).

fof(f2616,plain,
    ! [X0] :
      ( ~ sQ162_spl
      | ~ memberP(sK52_skl,X0)
      | ~ ssList(cons(sK51_skl,nil))
      | ~ ssList(sK52_skl)
      | ~ ssItem(X0)
      | memberP(sK47_skl,X0)
      | ~ ssItem(X0) ),
    inference(resolution,[status(thm)],[f1929,f271]) ).

fof(f2617,definition,
    ( sQ220_spl
  <=> memberP(sK47_skl,sK51_skl) ),
    introduced(definition,[new_symbols(definition,[sQ220_spl])],[split_symbol_definition]) ).

fof(f2618,plain,
    ( ~ sQ220_spl
    | memberP(sK47_skl,sK51_skl) ),
    inference(component_clause,[status(thm)],[f2617]) ).

fof(f2620,plain,
    ( ~ sQ162_spl
    | ~ sQ14_spl
    | ~ sQ110_spl
    | ~ sQ22_spl
    | sQ220_spl
    | ~ sQ32_spl ),
    inference(split_clause,[status(thm)],[f2614,f671,f2617,f604,f1463,f539,f1928]) ).

fof(f2621,definition,
    ! [X0] :
      ( sQ221_spl
    <=> ( ~ memberP(cons(sK51_skl,nil),X0)
        | ~ ssItem(X0)
        | memberP(sK47_skl,X0)
        | ~ ssItem(X0) ) ),
    introduced(definition,[new_symbols(definition,[sQ221_spl])],[split_symbol_definition]) ).

fof(f2624,plain,
    ( ~ sQ162_spl
    | ~ sQ111_spl
    | ~ sQ110_spl
    | sQ221_spl ),
    inference(split_clause,[status(thm)],[f2615,f2621,f1463,f1466,f1928]) ).

fof(f2625,definition,
    ! [X0] :
      ( sQ222_spl
    <=> ( ~ memberP(sK52_skl,X0)
        | ~ ssItem(X0)
        | memberP(sK47_skl,X0)
        | ~ ssItem(X0) ) ),
    introduced(definition,[new_symbols(definition,[sQ222_spl])],[split_symbol_definition]) ).

fof(f2626,plain,
    ! [X0] :
      ( ~ sQ222_spl
      | ~ memberP(sK52_skl,X0)
      | ~ ssItem(X0)
      | memberP(sK47_skl,X0)
      | ~ ssItem(X0) ),
    inference(component_clause,[status(thm)],[f2625]) ).

fof(f2628,plain,
    ( ~ sQ162_spl
    | ~ sQ111_spl
    | ~ sQ110_spl
    | sQ222_spl ),
    inference(split_clause,[status(thm)],[f2616,f2625,f1463,f1466,f1928]) ).

fof(f2630,plain,
    ! [X0] :
      ( ~ sQ222_spl
      | ~ memberP(sK52_skl,X0)
      | memberP(sK47_skl,X0)
      | ~ ssItem(X0) ),
    inference(duplicate_literals_removal,[status(thm)],[f2626]) ).

fof(f2631,plain,
    ( ~ sQ176_spl
    | ~ sQ220_spl
    | sK51_skl = sK54_skl
    | ~ ssItem(sK51_skl) ),
    inference(resolution,[status(thm)],[f2618,f2073]) ).

fof(f2632,plain,
    ( ~ sQ176_spl
    | ~ sQ220_spl
    | sQ42_spl
    | ~ sQ32_spl ),
    inference(split_clause,[status(thm)],[f2631,f671,f743,f2617,f2035]) ).

fof(f2634,plain,
    ! [X0,X1] :
      ( ~ sQ39_spl
      | ~ sQ42_spl
      | ~ leq(X1,X0)
      | ~ leq(sK51_skl,X1)
      | ~ ssItem(X1)
      | ~ leq(X0,sK51_skl)
      | ~ ssItem(X0) ),
    inference(backward_demodulation,[status(thm)],[f744,f727]) ).

fof(f2651,plain,
    ( ~ sQ39_spl
    | ~ sQ42_spl
    | sQ89_spl ),
    inference(split_clause,[status(thm)],[f2634,f1208,f743,f722]) ).

fof(f2701,plain,
    ( sQ34_spl
    | ~ sQ42_spl
    | ~ leq(sK51_skl,sK51_skl) ),
    inference(forward_demodulation,[status(thm)],[f744,f689]) ).

fof(f2702,plain,
    ( sQ34_spl
    | ~ sQ42_spl
    | ~ sQ133_spl
    | $false ),
    inference(forward_subsumption_resolution,[status(thm)],[f2701,f1644]) ).

fof(f2703,plain,
    ( sQ34_spl
    | ~ sQ42_spl
    | ~ sQ133_spl ),
    inference(contradiction_clause,[status(thm)],[f2702]) ).

fof(f2762,plain,
    ! [X0] :
      ( ~ sQ7_spl
      | ~ ssList(nil)
      | ~ ssList(X0)
      | memberP(app(X0,sK47_skl),sK55_skl)
      | ~ ssItem(sK55_skl)
      | ~ ssList(app(X0,cons(sK55_skl,nil))) ),
    inference(paramodulation,[status(thm)],[f1494,f476]) ).

fof(f2763,plain,
    ! [X0,X1,X2] :
      ( ~ sQ7_spl
      | leq(sK55_skl,X1)
      | leq(X1,sK55_skl)
      | ~ ssList(nil)
      | ~ ssList(X2)
      | ~ ssList(X0)
      | ~ ssItem(sK55_skl)
      | ~ ssItem(X1)
      | ~ totalorderP(app(app(X0,cons(X1,X2)),sK47_skl))
      | ~ ssList(app(app(X0,cons(X1,X2)),cons(sK55_skl,nil))) ),
    inference(paramodulation,[status(thm)],[f1494,f482]) ).

fof(f2764,plain,
    ! [X0,X1,X2] :
      ( ~ sQ7_spl
      | leq(X1,sK55_skl)
      | leq(sK55_skl,X1)
      | ~ ssList(X2)
      | ~ ssList(nil)
      | ~ ssList(X0)
      | ~ ssItem(X1)
      | ~ ssItem(sK55_skl)
      | ~ totalorderP(app(app(X0,sK47_skl),cons(X1,X2)))
      | ~ ssList(app(app(X0,cons(sK55_skl,nil)),cons(X1,X2))) ),
    inference(paramodulation,[status(thm)],[f1494,f482]) ).

fof(f2780,definition,
    ! [X0] :
      ( sQ228_spl
    <=> ( ~ ssList(X0)
        | memberP(app(X0,sK47_skl),sK55_skl)
        | ~ ssList(app(X0,cons(sK55_skl,nil))) ) ),
    introduced(definition,[new_symbols(definition,[sQ228_spl])],[split_symbol_definition]) ).

fof(f2783,plain,
    ( ~ sQ7_spl
    | ~ sQ14_spl
    | ~ sQ5_spl
    | sQ228_spl ),
    inference(split_clause,[status(thm)],[f2762,f2780,f459,f539,f466]) ).

fof(f2784,definition,
    ! [X0,X1,X2] :
      ( sQ229_spl
    <=> ( leq(sK55_skl,X1)
        | leq(X1,sK55_skl)
        | ~ ssList(X2)
        | ~ ssList(X0)
        | ~ ssItem(X1)
        | ~ totalorderP(app(app(X0,cons(X1,X2)),sK47_skl))
        | ~ ssList(app(app(X0,cons(X1,X2)),cons(sK55_skl,nil))) ) ),
    introduced(definition,[new_symbols(definition,[sQ229_spl])],[split_symbol_definition]) ).

fof(f2787,plain,
    ( ~ sQ7_spl
    | ~ sQ14_spl
    | ~ sQ5_spl
    | sQ229_spl ),
    inference(split_clause,[status(thm)],[f2763,f2784,f459,f539,f466]) ).

fof(f2788,definition,
    ! [X0,X1,X2] :
      ( sQ230_spl
    <=> ( leq(X1,sK55_skl)
        | leq(sK55_skl,X1)
        | ~ ssList(X2)
        | ~ ssList(X0)
        | ~ ssItem(X1)
        | ~ totalorderP(app(app(X0,sK47_skl),cons(X1,X2)))
        | ~ ssList(app(app(X0,cons(sK55_skl,nil)),cons(X1,X2))) ) ),
    introduced(definition,[new_symbols(definition,[sQ230_spl])],[split_symbol_definition]) ).

fof(f2791,plain,
    ( ~ sQ7_spl
    | ~ sQ14_spl
    | ~ sQ5_spl
    | sQ230_spl ),
    inference(split_clause,[status(thm)],[f2764,f2788,f459,f539,f466]) ).

fof(f2809,plain,
    ( ~ sQ220_spl
    | ~ sQ117_spl
    | sK51_skl = sK55_skl
    | ~ ssItem(sK51_skl) ),
    inference(resolution,[status(thm)],[f1554,f2618]) ).

fof(f2811,definition,
    ( sQ231_spl
  <=> sK51_skl = sK55_skl ),
    introduced(definition,[new_symbols(definition,[sQ231_spl])],[split_symbol_definition]) ).

fof(f2812,plain,
    ( ~ sQ231_spl
    | sK51_skl = sK55_skl ),
    inference(component_clause,[status(thm)],[f2811]) ).

fof(f2814,plain,
    ( ~ sQ220_spl
    | ~ sQ117_spl
    | sQ231_spl
    | ~ sQ32_spl ),
    inference(split_clause,[status(thm)],[f2809,f671,f2811,f1524,f2617]) ).

fof(f2815,plain,
    ! [X0] :
      ( ~ sQ117_spl
      | ~ sQ231_spl
      | X0 = sK51_skl
      | ~ memberP(sK47_skl,X0)
      | ~ ssItem(X0) ),
    inference(backward_demodulation,[status(thm)],[f2812,f1554]) ).

fof(f2816,plain,
    ( ~ sQ7_spl
    | ~ sQ231_spl
    | cons(sK51_skl,nil) = sK47_skl ),
    inference(backward_demodulation,[status(thm)],[f2812,f1494]) ).

fof(f2822,plain,
    ! [X0] :
      ( ~ sQ7_spl
      | ~ sQ231_spl
      | cons(sK51_skl,X0) = app(sK47_skl,X0)
      | ~ ssItem(sK51_skl)
      | ~ ssList(X0) ),
    inference(paramodulation,[status(thm)],[f2816,f380]) ).

fof(f2824,plain,
    ! [X0] :
      ( ~ sQ7_spl
      | ~ sQ231_spl
      | ~ ssList(nil)
      | ~ ssList(X0)
      | memberP(app(X0,sK47_skl),sK51_skl)
      | ~ ssItem(sK51_skl)
      | ~ ssList(app(X0,cons(sK51_skl,nil))) ),
    inference(paramodulation,[status(thm)],[f2816,f476]) ).

fof(f2825,plain,
    ! [X0,X1,X2] :
      ( ~ sQ7_spl
      | ~ sQ231_spl
      | leq(sK51_skl,X1)
      | leq(X1,sK51_skl)
      | ~ ssList(nil)
      | ~ ssList(X2)
      | ~ ssList(X0)
      | ~ ssItem(sK51_skl)
      | ~ ssItem(X1)
      | ~ totalorderP(app(app(X0,cons(X1,X2)),sK47_skl))
      | ~ ssList(app(app(X0,cons(X1,X2)),cons(sK51_skl,nil))) ),
    inference(paramodulation,[status(thm)],[f2816,f482]) ).

fof(f2826,plain,
    ! [X0,X1,X2] :
      ( ~ sQ7_spl
      | ~ sQ231_spl
      | leq(X1,sK51_skl)
      | leq(sK51_skl,X1)
      | ~ ssList(X2)
      | ~ ssList(nil)
      | ~ ssList(X0)
      | ~ ssItem(X1)
      | ~ ssItem(sK51_skl)
      | ~ totalorderP(app(app(X0,sK47_skl),cons(X1,X2)))
      | ~ ssList(app(app(X0,cons(sK51_skl,nil)),cons(X1,X2))) ),
    inference(paramodulation,[status(thm)],[f2816,f482]) ).

fof(f2827,plain,
    ! [X0,X1,X2] :
      ( ~ sQ7_spl
      | ~ sQ231_spl
      | ~ leq(sK51_skl,X1)
      | ~ leq(X1,sK51_skl)
      | ~ ssList(nil)
      | ~ ssList(X2)
      | ~ ssList(X0)
      | ~ ssItem(sK51_skl)
      | ~ ssItem(X1)
      | ~ cyclefreeP(app(app(X0,cons(X1,X2)),sK47_skl))
      | ~ ssList(app(app(X0,cons(X1,X2)),cons(sK51_skl,nil))) ),
    inference(paramodulation,[status(thm)],[f2816,f481]) ).

fof(f2828,plain,
    ! [X0,X1,X2] :
      ( ~ sQ7_spl
      | ~ sQ231_spl
      | ~ leq(X1,sK51_skl)
      | ~ leq(sK51_skl,X1)
      | ~ ssList(X2)
      | ~ ssList(nil)
      | ~ ssList(X0)
      | ~ ssItem(X1)
      | ~ ssItem(sK51_skl)
      | ~ cyclefreeP(app(app(X0,sK47_skl),cons(X1,X2)))
      | ~ ssList(app(app(X0,cons(sK51_skl,nil)),cons(X1,X2))) ),
    inference(paramodulation,[status(thm)],[f2816,f481]) ).

fof(f2830,plain,
    ( ~ sQ7_spl
    | ~ sQ231_spl
    | hd(sK47_skl) = sK51_skl
    | ~ ssItem(sK51_skl)
    | ~ ssList(nil) ),
    inference(paramodulation,[status(thm)],[f2816,f239]) ).

fof(f2831,plain,
    ! [X0] :
      ( ~ sQ7_spl
      | ~ sQ231_spl
      | memberP(nil,X0)
      | X0 = sK51_skl
      | ~ memberP(sK47_skl,X0)
      | ~ ssList(nil)
      | ~ ssItem(sK51_skl)
      | ~ ssItem(X0) ),
    inference(paramodulation,[status(thm)],[f2816,f275]) ).

fof(f2832,plain,
    ! [X0] :
      ( ~ sQ7_spl
      | ~ sQ231_spl
      | ~ memberP(nil,X0)
      | memberP(sK47_skl,X0)
      | ~ ssList(nil)
      | ~ ssItem(sK51_skl)
      | ~ ssItem(X0) ),
    inference(paramodulation,[status(thm)],[f2816,f277]) ).

fof(f2834,plain,
    ! [X0] :
      ( ~ sQ7_spl
      | ~ sQ231_spl
      | cons(sK51_skl,app(nil,X0)) = app(sK47_skl,X0)
      | ~ ssItem(sK51_skl)
      | ~ ssList(nil)
      | ~ ssList(X0) ),
    inference(paramodulation,[status(thm)],[f2816,f247]) ).

fof(f2835,plain,
    ! [X0,X1] :
      ( ~ sQ7_spl
      | ~ sQ231_spl
      | nil = X0
      | cons(X1,X0) != sK47_skl
      | ~ ssItem(sK51_skl)
      | ~ ssItem(X1)
      | ~ ssList(nil)
      | ~ ssList(X0) ),
    inference(paramodulation,[status(thm)],[f2816,f228]) ).

fof(f2838,plain,
    ( ~ sQ7_spl
    | ~ sQ231_spl
    | nil != sK47_skl
    | ~ ssItem(sK51_skl)
    | ~ ssList(nil) ),
    inference(paramodulation,[status(thm)],[f2816,f235]) ).

fof(f2840,definition,
    ! [X0] :
      ( sQ232_spl
    <=> ( cons(sK51_skl,X0) = app(sK47_skl,X0)
        | ~ ssList(X0) ) ),
    introduced(definition,[new_symbols(definition,[sQ232_spl])],[split_symbol_definition]) ).

fof(f2843,plain,
    ( ~ sQ7_spl
    | ~ sQ231_spl
    | ~ sQ32_spl
    | sQ232_spl ),
    inference(split_clause,[status(thm)],[f2822,f2840,f671,f2811,f466]) ).

fof(f2845,definition,
    ! [X0] :
      ( sQ233_spl
    <=> ( ~ ssList(X0)
        | memberP(app(X0,sK47_skl),sK51_skl)
        | ~ ssList(app(X0,cons(sK51_skl,nil))) ) ),
    introduced(definition,[new_symbols(definition,[sQ233_spl])],[split_symbol_definition]) ).

fof(f2848,plain,
    ( ~ sQ7_spl
    | ~ sQ231_spl
    | ~ sQ14_spl
    | ~ sQ32_spl
    | sQ233_spl ),
    inference(split_clause,[status(thm)],[f2824,f2845,f671,f539,f2811,f466]) ).

fof(f2849,definition,
    ! [X0,X1,X2] :
      ( sQ234_spl
    <=> ( leq(sK51_skl,X1)
        | leq(X1,sK51_skl)
        | ~ ssList(X2)
        | ~ ssList(X0)
        | ~ ssItem(X1)
        | ~ totalorderP(app(app(X0,cons(X1,X2)),sK47_skl))
        | ~ ssList(app(app(X0,cons(X1,X2)),cons(sK51_skl,nil))) ) ),
    introduced(definition,[new_symbols(definition,[sQ234_spl])],[split_symbol_definition]) ).

fof(f2852,plain,
    ( ~ sQ7_spl
    | ~ sQ231_spl
    | ~ sQ14_spl
    | ~ sQ32_spl
    | sQ234_spl ),
    inference(split_clause,[status(thm)],[f2825,f2849,f671,f539,f2811,f466]) ).

fof(f2853,definition,
    ! [X0,X1,X2] :
      ( sQ235_spl
    <=> ( leq(X1,sK51_skl)
        | leq(sK51_skl,X1)
        | ~ ssList(X2)
        | ~ ssList(X0)
        | ~ ssItem(X1)
        | ~ totalorderP(app(app(X0,sK47_skl),cons(X1,X2)))
        | ~ ssList(app(app(X0,cons(sK51_skl,nil)),cons(X1,X2))) ) ),
    introduced(definition,[new_symbols(definition,[sQ235_spl])],[split_symbol_definition]) ).

fof(f2856,plain,
    ( ~ sQ7_spl
    | ~ sQ231_spl
    | ~ sQ14_spl
    | ~ sQ32_spl
    | sQ235_spl ),
    inference(split_clause,[status(thm)],[f2826,f2853,f671,f539,f2811,f466]) ).

fof(f2857,definition,
    ! [X0,X1,X2] :
      ( sQ236_spl
    <=> ( ~ leq(sK51_skl,X1)
        | ~ leq(X1,sK51_skl)
        | ~ ssList(X2)
        | ~ ssList(X0)
        | ~ ssItem(X1)
        | ~ cyclefreeP(app(app(X0,cons(X1,X2)),sK47_skl))
        | ~ ssList(app(app(X0,cons(X1,X2)),cons(sK51_skl,nil))) ) ),
    introduced(definition,[new_symbols(definition,[sQ236_spl])],[split_symbol_definition]) ).

fof(f2860,plain,
    ( ~ sQ7_spl
    | ~ sQ231_spl
    | ~ sQ14_spl
    | ~ sQ32_spl
    | sQ236_spl ),
    inference(split_clause,[status(thm)],[f2827,f2857,f671,f539,f2811,f466]) ).

fof(f2861,definition,
    ! [X0,X1,X2] :
      ( sQ237_spl
    <=> ( ~ leq(X1,sK51_skl)
        | ~ leq(sK51_skl,X1)
        | ~ ssList(X2)
        | ~ ssList(X0)
        | ~ ssItem(X1)
        | ~ cyclefreeP(app(app(X0,sK47_skl),cons(X1,X2)))
        | ~ ssList(app(app(X0,cons(sK51_skl,nil)),cons(X1,X2))) ) ),
    introduced(definition,[new_symbols(definition,[sQ237_spl])],[split_symbol_definition]) ).

fof(f2864,plain,
    ( ~ sQ7_spl
    | ~ sQ231_spl
    | ~ sQ14_spl
    | ~ sQ32_spl
    | sQ237_spl ),
    inference(split_clause,[status(thm)],[f2828,f2861,f671,f539,f2811,f466]) ).

fof(f2866,definition,
    ( sQ238_spl
  <=> hd(sK47_skl) = sK51_skl ),
    introduced(definition,[new_symbols(definition,[sQ238_spl])],[split_symbol_definition]) ).

fof(f2869,plain,
    ( ~ sQ7_spl
    | ~ sQ231_spl
    | sQ238_spl
    | ~ sQ32_spl
    | ~ sQ14_spl ),
    inference(split_clause,[status(thm)],[f2830,f539,f671,f2866,f2811,f466]) ).

fof(f2870,definition,
    ! [X0] :
      ( sQ239_spl
    <=> ( memberP(nil,X0)
        | X0 = sK51_skl
        | ~ memberP(sK47_skl,X0)
        | ~ ssItem(X0) ) ),
    introduced(definition,[new_symbols(definition,[sQ239_spl])],[split_symbol_definition]) ).

fof(f2873,plain,
    ( ~ sQ7_spl
    | ~ sQ231_spl
    | ~ sQ14_spl
    | ~ sQ32_spl
    | sQ239_spl ),
    inference(split_clause,[status(thm)],[f2831,f2870,f671,f539,f2811,f466]) ).

fof(f2874,plain,
    ( ~ sQ7_spl
    | ~ sQ231_spl
    | ~ sQ14_spl
    | ~ sQ32_spl
    | sQ118_spl ),
    inference(split_clause,[status(thm)],[f2832,f1528,f671,f539,f2811,f466]) ).

fof(f2876,definition,
    ! [X0] :
      ( sQ240_spl
    <=> ( cons(sK51_skl,app(nil,X0)) = app(sK47_skl,X0)
        | ~ ssList(X0) ) ),
    introduced(definition,[new_symbols(definition,[sQ240_spl])],[split_symbol_definition]) ).

fof(f2879,plain,
    ( ~ sQ7_spl
    | ~ sQ231_spl
    | ~ sQ32_spl
    | ~ sQ14_spl
    | sQ240_spl ),
    inference(split_clause,[status(thm)],[f2834,f2876,f539,f671,f2811,f466]) ).

fof(f2880,plain,
    ( ~ sQ7_spl
    | ~ sQ231_spl
    | ~ sQ32_spl
    | ~ sQ14_spl
    | sQ121_spl ),
    inference(split_clause,[status(thm)],[f2835,f1540,f539,f671,f2811,f466]) ).

fof(f2883,plain,
    ( ~ sQ7_spl
    | ~ sQ231_spl
    | ~ sQ123_spl
    | ~ sQ32_spl
    | ~ sQ14_spl ),
    inference(split_clause,[status(thm)],[f2838,f539,f671,f1549,f2811,f466]) ).

fof(f2891,plain,
    ( ~ sQ220_spl
    | ~ sQ117_spl
    | ~ sQ231_spl
    | sK51_skl = sK51_skl
    | ~ ssItem(sK51_skl) ),
    inference(resolution,[status(thm)],[f2815,f2618]) ).

fof(f2892,plain,
    ( ~ sQ220_spl
    | ~ sQ117_spl
    | ~ sQ231_spl
    | sQ149_spl
    | ~ sQ32_spl ),
    inference(split_clause,[status(thm)],[f2891,f671,f1827,f2811,f1524,f2617]) ).

fof(f2893,plain,
    ( ~ sQ0_spl
    | ~ sQ222_spl
    | memberP(sK47_skl,sK54_skl)
    | ~ ssItem(sK54_skl) ),
    inference(resolution,[status(thm)],[f2630,f592]) ).

fof(f2894,plain,
    ( ~ sQ0_spl
    | ~ sQ222_spl
    | sQ169_spl
    | ~ sQ30_spl ),
    inference(split_clause,[status(thm)],[f2893,f665,f1985,f2625,f441]) ).

fof(f2895,plain,
    $false,
    inference(sat_refutation,[status(thm)],[f447,f451,f458,f465,f469,f473,f542,f544,f553,f555,f564,f570,f579,f621,f634,f647,f653,f674,f678,f680,f690,f704,f725,f1459,f1469,f1471,f1473,f1482,f1492,f1511,f1515,f1519,f1523,f1527,f1535,f1539,f1559,f1720,f1732,f1774,f1778,f1780,f1785,f1791,f1795,f1822,f1823,f1825,f1841,f1901,f1905,f1909,f1914,f1919,f1923,f1927,f1931,f1935,f1936,f1940,f1962,f1988,f1993,f2038,f2087,f2091,f2103,f2104,f2121,f2125,f2130,f2200,f2248,f2261,f2289,f2293,f2329,f2331,f2335,f2339,f2345,f2377,f2382,f2383,f2387,f2391,f2410,f2414,f2539,f2548,f2552,f2557,f2591,f2613,f2620,f2624,f2628,f2632,f2651,f2703,f2783,f2787,f2791,f2814,f2843,f2848,f2852,f2856,f2860,f2864,f2869,f2873,f2874,f2879,f2880,f2883,f2892,f2894]) ).

%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.00/0.03  % Problem  : SWC284+1 : TPTP v9.3.1. Released v2.4.0.
% 0.00/0.04  % Command  : drodi -timeout(300) /export/starexec/sandbox/benchmark/theBenchmark.p
% 0.10/0.35  % Computer : n004.cluster.edu
% 0.10/0.35  % Model    : x86_64 x86_64
% 0.10/0.35  % CPU      : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.10/0.35  % Memory   : 8046.5625MB
% 0.10/0.35  % OS       : Linux 6.8.0-71-generic
% 0.10/0.35  % CPULimit : 300
% 0.10/0.35  % WCLimit  : 300
% 0.10/0.35  % DateTime : Mon Sep 21 08:12:05 UTC 2026
% 0.10/0.35  % CPUTime  : 
% 0.13/0.37  % Drodi V4.1.1
% 3.94/0.97  % Refutation found
% 3.94/0.97  % SZS status Theorem for theBenchmark: Theorem is valid
% 3.94/0.97  % SZS output start CNFRefutation for theBenchmark
% See solution above
% 0.81/1.02  % Elapsed time: 0.656086 seconds
% 0.81/1.02  % CPU time: 4.735847 seconds
% 0.81/1.02  % Total memory used: 155.008 MB
% 0.81/1.02  % Net memory used: 150.763 MB
%------------------------------------------------------------------------------