TSTP Solution File: SWC038-1 by Vampire-SAT---4.8

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%------------------------------------------------------------------------------
% File     : Vampire-SAT---4.8
% Problem  : SWC038-1 : TPTP v8.1.2. Released v2.4.0.
% Transfm  : none
% Format   : tptp:raw
% Command  : vampire --mode casc_sat -m 16384 --cores 7 -t %d %s

% Computer : n005.cluster.edu
% Model    : x86_64 x86_64
% CPU      : Intel(R) Xeon(R) CPU E5-2620 v4 2.10GHz
% Memory   : 8042.1875MB
% OS       : Linux 3.10.0-693.el7.x86_64
% CPULimit : 300s
% WCLimit  : 300s
% DateTime : Tue Apr 30 15:47:40 EDT 2024

% Result   : Unsatisfiable 0.20s 0.39s
% Output   : Refutation 0.20s
% Verified : 
% SZS Type : Refutation
%            Derivation depth      :    5
%            Number of leaves      :  118
% Syntax   : Number of formulae    :  229 (  99 unt;   0 def)
%            Number of atoms       :  443 (  74 equ)
%            Maximal formula atoms :    5 (   1 avg)
%            Number of connectives :  363 ( 149   ~; 155   |;   0   &)
%                                         (  59 <=>;   0  =>;   0  <=;   0 <~>)
%            Maximal formula depth :    8 (   3 avg)
%            Maximal term depth    :    3 (   1 avg)
%            Number of predicates  :   76 (  74 usr;  60 prp; 0-2 aty)
%            Number of functors    :   28 (  28 usr;   7 con; 0-2 aty)
%            Number of variables   :  122 ( 122   !;   0   ?)

% Comments : 
%------------------------------------------------------------------------------
fof(f564,plain,
    $false,
    inference(avatar_sat_refutation,[],[f292,f297,f302,f307,f312,f317,f322,f327,f332,f337,f342,f346,f350,f354,f358,f363,f368,f372,f376,f380,f384,f388,f392,f396,f400,f404,f412,f416,f420,f424,f429,f433,f447,f452,f457,f461,f465,f469,f473,f477,f481,f485,f490,f500,f504,f508,f512,f516,f520,f526,f530,f534,f538,f542,f546,f550,f554,f558,f562,f563]) ).

fof(f563,plain,
    ( spl0_11
    | ~ spl0_1
    | ~ spl0_17
    | ~ spl0_29 ),
    inference(avatar_split_clause,[],[f438,f418,f365,f289,f339]) ).

fof(f339,plain,
    ( spl0_11
  <=> sk3 = sk4 ),
    introduced(avatar_definition,[new_symbols(naming,[spl0_11])]) ).

fof(f289,plain,
    ( spl0_1
  <=> ssList(sk3) ),
    introduced(avatar_definition,[new_symbols(naming,[spl0_1])]) ).

fof(f365,plain,
    ( spl0_17
  <=> frontsegP(sk4,sk3) ),
    introduced(avatar_definition,[new_symbols(naming,[spl0_17])]) ).

fof(f418,plain,
    ( spl0_29
  <=> ! [X0] :
        ( ~ ssList(X0)
        | ~ frontsegP(sk4,X0)
        | sk4 = X0 ) ),
    introduced(avatar_definition,[new_symbols(naming,[spl0_29])]) ).

fof(f438,plain,
    ( ~ ssList(sk3)
    | sk3 = sk4
    | ~ spl0_17
    | ~ spl0_29 ),
    inference(resolution,[],[f419,f367]) ).

fof(f367,plain,
    ( frontsegP(sk4,sk3)
    | ~ spl0_17 ),
    inference(avatar_component_clause,[],[f365]) ).

fof(f419,plain,
    ( ! [X0] :
        ( ~ frontsegP(sk4,X0)
        | ~ ssList(X0)
        | sk4 = X0 )
    | ~ spl0_29 ),
    inference(avatar_component_clause,[],[f418]) ).

fof(f562,plain,
    spl0_59,
    inference(avatar_split_clause,[],[f27,f560]) ).

fof(f560,plain,
    ( spl0_59
  <=> ! [X0] : ssList(skaf68(X0)) ),
    introduced(avatar_definition,[new_symbols(naming,[spl0_59])]) ).

fof(f27,axiom,
    ! [X0] : ssList(skaf68(X0)),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',clause27) ).

fof(f558,plain,
    spl0_58,
    inference(avatar_split_clause,[],[f26,f556]) ).

fof(f556,plain,
    ( spl0_58
  <=> ! [X0] : ssItem(skaf69(X0)) ),
    introduced(avatar_definition,[new_symbols(naming,[spl0_58])]) ).

fof(f26,axiom,
    ! [X0] : ssItem(skaf69(X0)),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',clause26) ).

fof(f554,plain,
    spl0_57,
    inference(avatar_split_clause,[],[f25,f552]) ).

fof(f552,plain,
    ( spl0_57
  <=> ! [X0] : ssItem(skaf70(X0)) ),
    introduced(avatar_definition,[new_symbols(naming,[spl0_57])]) ).

fof(f25,axiom,
    ! [X0] : ssItem(skaf70(X0)),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',clause25) ).

fof(f550,plain,
    spl0_56,
    inference(avatar_split_clause,[],[f24,f548]) ).

fof(f548,plain,
    ( spl0_56
  <=> ! [X0] : ssList(skaf71(X0)) ),
    introduced(avatar_definition,[new_symbols(naming,[spl0_56])]) ).

fof(f24,axiom,
    ! [X0] : ssList(skaf71(X0)),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',clause24) ).

fof(f546,plain,
    spl0_55,
    inference(avatar_split_clause,[],[f23,f544]) ).

fof(f544,plain,
    ( spl0_55
  <=> ! [X0] : ssList(skaf72(X0)) ),
    introduced(avatar_definition,[new_symbols(naming,[spl0_55])]) ).

fof(f23,axiom,
    ! [X0] : ssList(skaf72(X0)),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',clause23) ).

fof(f542,plain,
    spl0_54,
    inference(avatar_split_clause,[],[f22,f540]) ).

fof(f540,plain,
    ( spl0_54
  <=> ! [X0] : ssList(skaf73(X0)) ),
    introduced(avatar_definition,[new_symbols(naming,[spl0_54])]) ).

fof(f22,axiom,
    ! [X0] : ssList(skaf73(X0)),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',clause22) ).

fof(f538,plain,
    spl0_53,
    inference(avatar_split_clause,[],[f21,f536]) ).

fof(f536,plain,
    ( spl0_53
  <=> ! [X0] : ssItem(skaf74(X0)) ),
    introduced(avatar_definition,[new_symbols(naming,[spl0_53])]) ).

fof(f21,axiom,
    ! [X0] : ssItem(skaf74(X0)),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',clause21) ).

fof(f534,plain,
    spl0_52,
    inference(avatar_split_clause,[],[f20,f532]) ).

fof(f532,plain,
    ( spl0_52
  <=> ! [X0] : ssList(skaf75(X0)) ),
    introduced(avatar_definition,[new_symbols(naming,[spl0_52])]) ).

fof(f20,axiom,
    ! [X0] : ssList(skaf75(X0)),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',clause20) ).

fof(f530,plain,
    spl0_51,
    inference(avatar_split_clause,[],[f19,f528]) ).

fof(f528,plain,
    ( spl0_51
  <=> ! [X0] : ssList(skaf76(X0)) ),
    introduced(avatar_definition,[new_symbols(naming,[spl0_51])]) ).

fof(f19,axiom,
    ! [X0] : ssList(skaf76(X0)),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',clause19) ).

fof(f526,plain,
    spl0_50,
    inference(avatar_split_clause,[],[f18,f524]) ).

fof(f524,plain,
    ( spl0_50
  <=> ! [X0] : ssList(skaf77(X0)) ),
    introduced(avatar_definition,[new_symbols(naming,[spl0_50])]) ).

fof(f18,axiom,
    ! [X0] : ssList(skaf77(X0)),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',clause18) ).

fof(f520,plain,
    spl0_49,
    inference(avatar_split_clause,[],[f17,f518]) ).

fof(f518,plain,
    ( spl0_49
  <=> ! [X0] : ssItem(skaf78(X0)) ),
    introduced(avatar_definition,[new_symbols(naming,[spl0_49])]) ).

fof(f17,axiom,
    ! [X0] : ssItem(skaf78(X0)),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',clause17) ).

fof(f516,plain,
    spl0_48,
    inference(avatar_split_clause,[],[f16,f514]) ).

fof(f514,plain,
    ( spl0_48
  <=> ! [X0] : ssItem(skaf79(X0)) ),
    introduced(avatar_definition,[new_symbols(naming,[spl0_48])]) ).

fof(f16,axiom,
    ! [X0] : ssItem(skaf79(X0)),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',clause16) ).

fof(f512,plain,
    spl0_47,
    inference(avatar_split_clause,[],[f15,f510]) ).

fof(f510,plain,
    ( spl0_47
  <=> ! [X0] : ssList(skaf80(X0)) ),
    introduced(avatar_definition,[new_symbols(naming,[spl0_47])]) ).

fof(f15,axiom,
    ! [X0] : ssList(skaf80(X0)),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',clause15) ).

fof(f508,plain,
    spl0_46,
    inference(avatar_split_clause,[],[f14,f506]) ).

fof(f506,plain,
    ( spl0_46
  <=> ! [X0] : ssList(skaf81(X0)) ),
    introduced(avatar_definition,[new_symbols(naming,[spl0_46])]) ).

fof(f14,axiom,
    ! [X0] : ssList(skaf81(X0)),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',clause14) ).

fof(f504,plain,
    spl0_45,
    inference(avatar_split_clause,[],[f13,f502]) ).

fof(f502,plain,
    ( spl0_45
  <=> ! [X0] : ssList(skaf82(X0)) ),
    introduced(avatar_definition,[new_symbols(naming,[spl0_45])]) ).

fof(f13,axiom,
    ! [X0] : ssList(skaf82(X0)),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',clause13) ).

fof(f500,plain,
    spl0_44,
    inference(avatar_split_clause,[],[f12,f498]) ).

fof(f498,plain,
    ( spl0_44
  <=> ! [X0] : ssItem(skaf83(X0)) ),
    introduced(avatar_definition,[new_symbols(naming,[spl0_44])]) ).

fof(f12,axiom,
    ! [X0] : ssItem(skaf83(X0)),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',clause12) ).

fof(f490,plain,
    ( spl0_43
    | ~ spl0_1
    | ~ spl0_26 ),
    inference(avatar_split_clause,[],[f407,f402,f289,f487]) ).

fof(f487,plain,
    ( spl0_43
  <=> sk3 = app(sk4,sk3) ),
    introduced(avatar_definition,[new_symbols(naming,[spl0_43])]) ).

fof(f402,plain,
    ( spl0_26
  <=> ! [X0] :
        ( ~ ssList(X0)
        | app(sk4,X0) = X0 ) ),
    introduced(avatar_definition,[new_symbols(naming,[spl0_26])]) ).

fof(f407,plain,
    ( sk3 = app(sk4,sk3)
    | ~ spl0_1
    | ~ spl0_26 ),
    inference(resolution,[],[f403,f291]) ).

fof(f291,plain,
    ( ssList(sk3)
    | ~ spl0_1 ),
    inference(avatar_component_clause,[],[f289]) ).

fof(f403,plain,
    ( ! [X0] :
        ( ~ ssList(X0)
        | app(sk4,X0) = X0 )
    | ~ spl0_26 ),
    inference(avatar_component_clause,[],[f402]) ).

fof(f485,plain,
    spl0_42,
    inference(avatar_split_clause,[],[f247,f483]) ).

fof(f483,plain,
    ( spl0_42
  <=> ! [X0,X1] :
        ( ~ ssList(X1)
        | ~ ssList(X0)
        | sk4 = X1
        | app(X0,X1) != sk4 ) ),
    introduced(avatar_definition,[new_symbols(naming,[spl0_42])]) ).

fof(f247,plain,
    ! [X0,X1] :
      ( ~ ssList(X1)
      | ~ ssList(X0)
      | sk4 = X1
      | app(X0,X1) != sk4 ),
    inference(definition_unfolding,[],[f119,f198,f198]) ).

fof(f198,plain,
    nil = sk4,
    inference(definition_unfolding,[],[f190,f191]) ).

fof(f191,axiom,
    sk2 = sk4,
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',co1_6) ).

fof(f190,axiom,
    nil = sk2,
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',co1_5) ).

fof(f119,axiom,
    ! [X0,X1] :
      ( ~ ssList(X1)
      | ~ ssList(X0)
      | nil = X1
      | nil != app(X0,X1) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',clause119) ).

fof(f481,plain,
    spl0_41,
    inference(avatar_split_clause,[],[f246,f479]) ).

fof(f479,plain,
    ( spl0_41
  <=> ! [X0,X1] :
        ( ~ ssList(X1)
        | ~ ssList(X0)
        | sk4 = X0
        | app(X0,X1) != sk4 ) ),
    introduced(avatar_definition,[new_symbols(naming,[spl0_41])]) ).

fof(f246,plain,
    ! [X0,X1] :
      ( ~ ssList(X1)
      | ~ ssList(X0)
      | sk4 = X0
      | app(X0,X1) != sk4 ),
    inference(definition_unfolding,[],[f118,f198,f198]) ).

fof(f118,axiom,
    ! [X0,X1] :
      ( ~ ssList(X1)
      | ~ ssList(X0)
      | nil = X0
      | nil != app(X0,X1) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',clause118) ).

fof(f477,plain,
    spl0_40,
    inference(avatar_split_clause,[],[f242,f475]) ).

fof(f475,plain,
    ( spl0_40
  <=> ! [X0] :
        ( ~ ssList(X0)
        | sk4 = X0
        | cons(hd(X0),tl(X0)) = X0 ) ),
    introduced(avatar_definition,[new_symbols(naming,[spl0_40])]) ).

fof(f242,plain,
    ! [X0] :
      ( ~ ssList(X0)
      | sk4 = X0
      | cons(hd(X0),tl(X0)) = X0 ),
    inference(definition_unfolding,[],[f104,f198]) ).

fof(f104,axiom,
    ! [X0] :
      ( ~ ssList(X0)
      | nil = X0
      | cons(hd(X0),tl(X0)) = X0 ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',clause104) ).

fof(f473,plain,
    spl0_39,
    inference(avatar_split_clause,[],[f241,f471]) ).

fof(f471,plain,
    ( spl0_39
  <=> ! [X0] :
        ( ~ ssList(X0)
        | sk4 = X0
        | cons(skaf83(X0),skaf82(X0)) = X0 ) ),
    introduced(avatar_definition,[new_symbols(naming,[spl0_39])]) ).

fof(f241,plain,
    ! [X0] :
      ( ~ ssList(X0)
      | sk4 = X0
      | cons(skaf83(X0),skaf82(X0)) = X0 ),
    inference(definition_unfolding,[],[f109,f198]) ).

fof(f109,axiom,
    ! [X0] :
      ( ~ ssList(X0)
      | nil = X0
      | cons(skaf83(X0),skaf82(X0)) = X0 ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',clause109) ).

fof(f469,plain,
    spl0_38,
    inference(avatar_split_clause,[],[f263,f467]) ).

fof(f467,plain,
    ( spl0_38
  <=> ! [X0] :
        ( ~ ssItem(X0)
        | ~ ssList(cons(X0,sk4))
        | singletonP(cons(X0,sk4)) ) ),
    introduced(avatar_definition,[new_symbols(naming,[spl0_38])]) ).

fof(f263,plain,
    ! [X0] :
      ( ~ ssItem(X0)
      | ~ ssList(cons(X0,sk4))
      | singletonP(cons(X0,sk4)) ),
    inference(equality_resolution,[],[f243]) ).

fof(f243,plain,
    ! [X0,X1] :
      ( ~ ssItem(X0)
      | ~ ssList(X1)
      | singletonP(X1)
      | cons(X0,sk4) != X1 ),
    inference(definition_unfolding,[],[f116,f198]) ).

fof(f116,axiom,
    ! [X0,X1] :
      ( ~ ssItem(X0)
      | ~ ssList(X1)
      | singletonP(X1)
      | cons(X0,nil) != X1 ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',clause116) ).

fof(f465,plain,
    spl0_37,
    inference(avatar_split_clause,[],[f228,f463]) ).

fof(f463,plain,
    ( spl0_37
  <=> ! [X0] :
        ( ~ singletonP(X0)
        | ~ ssList(X0)
        | cons(skaf44(X0),sk4) = X0 ) ),
    introduced(avatar_definition,[new_symbols(naming,[spl0_37])]) ).

fof(f228,plain,
    ! [X0] :
      ( ~ singletonP(X0)
      | ~ ssList(X0)
      | cons(skaf44(X0),sk4) = X0 ),
    inference(definition_unfolding,[],[f101,f198]) ).

fof(f101,axiom,
    ! [X0] :
      ( ~ singletonP(X0)
      | ~ ssList(X0)
      | cons(skaf44(X0),nil) = X0 ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',clause101) ).

fof(f461,plain,
    spl0_36,
    inference(avatar_split_clause,[],[f229,f459]) ).

fof(f459,plain,
    ( spl0_36
  <=> ! [X0,X1] :
        ( ~ ssItem(X0)
        | ~ ssList(X1)
        | cons(X0,X1) != sk4 ) ),
    introduced(avatar_definition,[new_symbols(naming,[spl0_36])]) ).

fof(f229,plain,
    ! [X0,X1] :
      ( ~ ssItem(X0)
      | ~ ssList(X1)
      | cons(X0,X1) != sk4 ),
    inference(definition_unfolding,[],[f98,f198]) ).

fof(f98,axiom,
    ! [X0,X1] :
      ( ~ ssItem(X0)
      | ~ ssList(X1)
      | nil != cons(X0,X1) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',clause98) ).

fof(f457,plain,
    ( spl0_35
    | ~ spl0_2
    | ~ spl0_25 ),
    inference(avatar_split_clause,[],[f406,f398,f294,f454]) ).

fof(f454,plain,
    ( spl0_35
  <=> sk4 = app(sk4,sk4) ),
    introduced(avatar_definition,[new_symbols(naming,[spl0_35])]) ).

fof(f294,plain,
    ( spl0_2
  <=> ssList(sk4) ),
    introduced(avatar_definition,[new_symbols(naming,[spl0_2])]) ).

fof(f398,plain,
    ( spl0_25
  <=> ! [X0] :
        ( ~ ssList(X0)
        | app(X0,sk4) = X0 ) ),
    introduced(avatar_definition,[new_symbols(naming,[spl0_25])]) ).

fof(f406,plain,
    ( sk4 = app(sk4,sk4)
    | ~ spl0_2
    | ~ spl0_25 ),
    inference(resolution,[],[f399,f296]) ).

fof(f296,plain,
    ( ssList(sk4)
    | ~ spl0_2 ),
    inference(avatar_component_clause,[],[f294]) ).

fof(f399,plain,
    ( ! [X0] :
        ( ~ ssList(X0)
        | app(X0,sk4) = X0 )
    | ~ spl0_25 ),
    inference(avatar_component_clause,[],[f398]) ).

fof(f452,plain,
    spl0_34,
    inference(avatar_split_clause,[],[f10,f449]) ).

fof(f449,plain,
    ( spl0_34
  <=> ssItem(skac2) ),
    introduced(avatar_definition,[new_symbols(naming,[spl0_34])]) ).

fof(f10,axiom,
    ssItem(skac2),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',clause10) ).

fof(f447,plain,
    spl0_33,
    inference(avatar_split_clause,[],[f9,f444]) ).

fof(f444,plain,
    ( spl0_33
  <=> ssItem(skac3) ),
    introduced(avatar_definition,[new_symbols(naming,[spl0_33])]) ).

fof(f9,axiom,
    ssItem(skac3),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',clause9) ).

fof(f433,plain,
    spl0_32,
    inference(avatar_split_clause,[],[f239,f431]) ).

fof(f431,plain,
    ( spl0_32
  <=> ! [X0] :
        ( ~ ssList(X0)
        | sk4 = X0
        | ssList(tl(X0)) ) ),
    introduced(avatar_definition,[new_symbols(naming,[spl0_32])]) ).

fof(f239,plain,
    ! [X0] :
      ( ~ ssList(X0)
      | sk4 = X0
      | ssList(tl(X0)) ),
    inference(definition_unfolding,[],[f77,f198]) ).

fof(f77,axiom,
    ! [X0] :
      ( ~ ssList(X0)
      | nil = X0
      | ssList(tl(X0)) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',clause77) ).

fof(f429,plain,
    ( spl0_31
    | ~ spl0_1
    | ~ spl0_25 ),
    inference(avatar_split_clause,[],[f405,f398,f289,f426]) ).

fof(f426,plain,
    ( spl0_31
  <=> sk3 = app(sk3,sk4) ),
    introduced(avatar_definition,[new_symbols(naming,[spl0_31])]) ).

fof(f405,plain,
    ( sk3 = app(sk3,sk4)
    | ~ spl0_1
    | ~ spl0_25 ),
    inference(resolution,[],[f399,f291]) ).

fof(f424,plain,
    spl0_30,
    inference(avatar_split_clause,[],[f237,f422]) ).

fof(f422,plain,
    ( spl0_30
  <=> ! [X0] :
        ( ~ ssList(X0)
        | sk4 = X0
        | ssItem(hd(X0)) ) ),
    introduced(avatar_definition,[new_symbols(naming,[spl0_30])]) ).

fof(f237,plain,
    ! [X0] :
      ( ~ ssList(X0)
      | sk4 = X0
      | ssItem(hd(X0)) ),
    inference(definition_unfolding,[],[f76,f198]) ).

fof(f76,axiom,
    ! [X0] :
      ( ~ ssList(X0)
      | nil = X0
      | ssItem(hd(X0)) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',clause76) ).

fof(f420,plain,
    spl0_29,
    inference(avatar_split_clause,[],[f236,f418]) ).

fof(f236,plain,
    ! [X0] :
      ( ~ ssList(X0)
      | ~ frontsegP(sk4,X0)
      | sk4 = X0 ),
    inference(definition_unfolding,[],[f84,f198,f198]) ).

fof(f84,axiom,
    ! [X0] :
      ( ~ ssList(X0)
      | ~ frontsegP(nil,X0)
      | nil = X0 ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',clause84) ).

fof(f416,plain,
    spl0_28,
    inference(avatar_split_clause,[],[f235,f414]) ).

fof(f414,plain,
    ( spl0_28
  <=> ! [X0] :
        ( ~ ssList(X0)
        | ~ segmentP(sk4,X0)
        | sk4 = X0 ) ),
    introduced(avatar_definition,[new_symbols(naming,[spl0_28])]) ).

fof(f235,plain,
    ! [X0] :
      ( ~ ssList(X0)
      | ~ segmentP(sk4,X0)
      | sk4 = X0 ),
    inference(definition_unfolding,[],[f80,f198,f198]) ).

fof(f80,axiom,
    ! [X0] :
      ( ~ ssList(X0)
      | ~ segmentP(nil,X0)
      | nil = X0 ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',clause80) ).

fof(f412,plain,
    spl0_27,
    inference(avatar_split_clause,[],[f234,f410]) ).

fof(f410,plain,
    ( spl0_27
  <=> ! [X0] :
        ( ~ ssList(X0)
        | ~ rearsegP(sk4,X0)
        | sk4 = X0 ) ),
    introduced(avatar_definition,[new_symbols(naming,[spl0_27])]) ).

fof(f234,plain,
    ! [X0] :
      ( ~ ssList(X0)
      | ~ rearsegP(sk4,X0)
      | sk4 = X0 ),
    inference(definition_unfolding,[],[f82,f198,f198]) ).

fof(f82,axiom,
    ! [X0] :
      ( ~ ssList(X0)
      | ~ rearsegP(nil,X0)
      | nil = X0 ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',clause82) ).

fof(f404,plain,
    spl0_26,
    inference(avatar_split_clause,[],[f227,f402]) ).

fof(f227,plain,
    ! [X0] :
      ( ~ ssList(X0)
      | app(sk4,X0) = X0 ),
    inference(definition_unfolding,[],[f74,f198]) ).

fof(f74,axiom,
    ! [X0] :
      ( ~ ssList(X0)
      | app(nil,X0) = X0 ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',clause74) ).

fof(f400,plain,
    spl0_25,
    inference(avatar_split_clause,[],[f226,f398]) ).

fof(f226,plain,
    ! [X0] :
      ( ~ ssList(X0)
      | app(X0,sk4) = X0 ),
    inference(definition_unfolding,[],[f73,f198]) ).

fof(f73,axiom,
    ! [X0] :
      ( ~ ssList(X0)
      | app(X0,nil) = X0 ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',clause73) ).

fof(f396,plain,
    spl0_24,
    inference(avatar_split_clause,[],[f222,f394]) ).

fof(f394,plain,
    ( spl0_24
  <=> ! [X0] :
        ( ~ ssItem(X0)
        | totalorderedP(cons(X0,sk4)) ) ),
    introduced(avatar_definition,[new_symbols(naming,[spl0_24])]) ).

fof(f222,plain,
    ! [X0] :
      ( ~ ssItem(X0)
      | totalorderedP(cons(X0,sk4)) ),
    inference(definition_unfolding,[],[f67,f198]) ).

fof(f67,axiom,
    ! [X0] :
      ( ~ ssItem(X0)
      | totalorderedP(cons(X0,nil)) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',clause67) ).

fof(f392,plain,
    spl0_23,
    inference(avatar_split_clause,[],[f221,f390]) ).

fof(f390,plain,
    ( spl0_23
  <=> ! [X0] :
        ( ~ ssItem(X0)
        | strictorderedP(cons(X0,sk4)) ) ),
    introduced(avatar_definition,[new_symbols(naming,[spl0_23])]) ).

fof(f221,plain,
    ! [X0] :
      ( ~ ssItem(X0)
      | strictorderedP(cons(X0,sk4)) ),
    inference(definition_unfolding,[],[f66,f198]) ).

fof(f66,axiom,
    ! [X0] :
      ( ~ ssItem(X0)
      | strictorderedP(cons(X0,nil)) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',clause66) ).

fof(f388,plain,
    spl0_22,
    inference(avatar_split_clause,[],[f220,f386]) ).

fof(f386,plain,
    ( spl0_22
  <=> ! [X0] :
        ( ~ ssItem(X0)
        | cyclefreeP(cons(X0,sk4)) ) ),
    introduced(avatar_definition,[new_symbols(naming,[spl0_22])]) ).

fof(f220,plain,
    ! [X0] :
      ( ~ ssItem(X0)
      | cyclefreeP(cons(X0,sk4)) ),
    inference(definition_unfolding,[],[f70,f198]) ).

fof(f70,axiom,
    ! [X0] :
      ( ~ ssItem(X0)
      | cyclefreeP(cons(X0,nil)) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',clause70) ).

fof(f384,plain,
    spl0_21,
    inference(avatar_split_clause,[],[f219,f382]) ).

fof(f382,plain,
    ( spl0_21
  <=> ! [X0] :
        ( ~ ssItem(X0)
        | totalorderP(cons(X0,sk4)) ) ),
    introduced(avatar_definition,[new_symbols(naming,[spl0_21])]) ).

fof(f219,plain,
    ! [X0] :
      ( ~ ssItem(X0)
      | totalorderP(cons(X0,sk4)) ),
    inference(definition_unfolding,[],[f69,f198]) ).

fof(f69,axiom,
    ! [X0] :
      ( ~ ssItem(X0)
      | totalorderP(cons(X0,nil)) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',clause69) ).

fof(f380,plain,
    spl0_20,
    inference(avatar_split_clause,[],[f218,f378]) ).

fof(f378,plain,
    ( spl0_20
  <=> ! [X0] :
        ( ~ ssItem(X0)
        | strictorderP(cons(X0,sk4)) ) ),
    introduced(avatar_definition,[new_symbols(naming,[spl0_20])]) ).

fof(f218,plain,
    ! [X0] :
      ( ~ ssItem(X0)
      | strictorderP(cons(X0,sk4)) ),
    inference(definition_unfolding,[],[f68,f198]) ).

fof(f68,axiom,
    ! [X0] :
      ( ~ ssItem(X0)
      | strictorderP(cons(X0,nil)) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',clause68) ).

fof(f376,plain,
    spl0_19,
    inference(avatar_split_clause,[],[f217,f374]) ).

fof(f374,plain,
    ( spl0_19
  <=> ! [X0] :
        ( ~ ssItem(X0)
        | equalelemsP(cons(X0,sk4)) ) ),
    introduced(avatar_definition,[new_symbols(naming,[spl0_19])]) ).

fof(f217,plain,
    ! [X0] :
      ( ~ ssItem(X0)
      | equalelemsP(cons(X0,sk4)) ),
    inference(definition_unfolding,[],[f64,f198]) ).

fof(f64,axiom,
    ! [X0] :
      ( ~ ssItem(X0)
      | equalelemsP(cons(X0,nil)) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',clause64) ).

fof(f372,plain,
    spl0_18,
    inference(avatar_split_clause,[],[f216,f370]) ).

fof(f370,plain,
    ( spl0_18
  <=> ! [X0] :
        ( ~ ssItem(X0)
        | duplicatefreeP(cons(X0,sk4)) ) ),
    introduced(avatar_definition,[new_symbols(naming,[spl0_18])]) ).

fof(f216,plain,
    ! [X0] :
      ( ~ ssItem(X0)
      | duplicatefreeP(cons(X0,sk4)) ),
    inference(definition_unfolding,[],[f65,f198]) ).

fof(f65,axiom,
    ! [X0] :
      ( ~ ssItem(X0)
      | duplicatefreeP(cons(X0,nil)) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',clause65) ).

fof(f368,plain,
    ( spl0_17
    | spl0_11 ),
    inference(avatar_split_clause,[],[f205,f339,f365]) ).

fof(f205,plain,
    ( sk3 = sk4
    | frontsegP(sk4,sk3) ),
    inference(definition_unfolding,[],[f197,f198]) ).

fof(f197,axiom,
    ( nil = sk3
    | frontsegP(sk4,sk3) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',co1_12) ).

fof(f363,plain,
    ( spl0_16
    | spl0_11 ),
    inference(avatar_split_clause,[],[f204,f339,f360]) ).

fof(f360,plain,
    ( spl0_16
  <=> neq(sk3,sk4) ),
    introduced(avatar_definition,[new_symbols(naming,[spl0_16])]) ).

fof(f204,plain,
    ( sk3 = sk4
    | neq(sk3,sk4) ),
    inference(definition_unfolding,[],[f196,f198,f198]) ).

fof(f196,axiom,
    ( nil = sk3
    | neq(sk3,nil) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',co1_11) ).

fof(f358,plain,
    spl0_15,
    inference(avatar_split_clause,[],[f225,f356]) ).

fof(f356,plain,
    ( spl0_15
  <=> ! [X0] :
        ( ~ ssList(X0)
        | frontsegP(X0,sk4) ) ),
    introduced(avatar_definition,[new_symbols(naming,[spl0_15])]) ).

fof(f225,plain,
    ! [X0] :
      ( ~ ssList(X0)
      | frontsegP(X0,sk4) ),
    inference(definition_unfolding,[],[f60,f198]) ).

fof(f60,axiom,
    ! [X0] :
      ( ~ ssList(X0)
      | frontsegP(X0,nil) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',clause60) ).

fof(f354,plain,
    spl0_14,
    inference(avatar_split_clause,[],[f224,f352]) ).

fof(f352,plain,
    ( spl0_14
  <=> ! [X0] :
        ( ~ ssList(X0)
        | rearsegP(X0,sk4) ) ),
    introduced(avatar_definition,[new_symbols(naming,[spl0_14])]) ).

fof(f224,plain,
    ! [X0] :
      ( ~ ssList(X0)
      | rearsegP(X0,sk4) ),
    inference(definition_unfolding,[],[f58,f198]) ).

fof(f58,axiom,
    ! [X0] :
      ( ~ ssList(X0)
      | rearsegP(X0,nil) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',clause58) ).

fof(f350,plain,
    spl0_13,
    inference(avatar_split_clause,[],[f223,f348]) ).

fof(f348,plain,
    ( spl0_13
  <=> ! [X0] :
        ( ~ ssList(X0)
        | segmentP(X0,sk4) ) ),
    introduced(avatar_definition,[new_symbols(naming,[spl0_13])]) ).

fof(f223,plain,
    ! [X0] :
      ( ~ ssList(X0)
      | segmentP(X0,sk4) ),
    inference(definition_unfolding,[],[f56,f198]) ).

fof(f56,axiom,
    ! [X0] :
      ( ~ ssList(X0)
      | segmentP(X0,nil) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',clause56) ).

fof(f346,plain,
    spl0_12,
    inference(avatar_split_clause,[],[f215,f344]) ).

fof(f344,plain,
    ( spl0_12
  <=> ! [X0] :
        ( ~ ssItem(X0)
        | ~ memberP(sk4,X0) ) ),
    introduced(avatar_definition,[new_symbols(naming,[spl0_12])]) ).

fof(f215,plain,
    ! [X0] :
      ( ~ ssItem(X0)
      | ~ memberP(sk4,X0) ),
    inference(definition_unfolding,[],[f71,f198]) ).

fof(f71,axiom,
    ! [X0] :
      ( ~ ssItem(X0)
      | ~ memberP(nil,X0) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',clause71) ).

fof(f342,plain,
    ~ spl0_11,
    inference(avatar_split_clause,[],[f201,f339]) ).

fof(f201,plain,
    sk3 != sk4,
    inference(definition_unfolding,[],[f193,f198,f192]) ).

fof(f192,axiom,
    sk1 = sk3,
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',co1_7) ).

fof(f193,axiom,
    nil != sk1,
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',co1_8) ).

fof(f337,plain,
    spl0_10,
    inference(avatar_split_clause,[],[f213,f334]) ).

fof(f334,plain,
    ( spl0_10
  <=> strictorderedP(sk4) ),
    introduced(avatar_definition,[new_symbols(naming,[spl0_10])]) ).

fof(f213,plain,
    strictorderedP(sk4),
    inference(definition_unfolding,[],[f3,f198]) ).

fof(f3,axiom,
    strictorderedP(nil),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',clause3) ).

fof(f332,plain,
    spl0_9,
    inference(avatar_split_clause,[],[f212,f329]) ).

fof(f329,plain,
    ( spl0_9
  <=> totalorderedP(sk4) ),
    introduced(avatar_definition,[new_symbols(naming,[spl0_9])]) ).

fof(f212,plain,
    totalorderedP(sk4),
    inference(definition_unfolding,[],[f4,f198]) ).

fof(f4,axiom,
    totalorderedP(nil),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',clause4) ).

fof(f327,plain,
    spl0_8,
    inference(avatar_split_clause,[],[f211,f324]) ).

fof(f324,plain,
    ( spl0_8
  <=> cyclefreeP(sk4) ),
    introduced(avatar_definition,[new_symbols(naming,[spl0_8])]) ).

fof(f211,plain,
    cyclefreeP(sk4),
    inference(definition_unfolding,[],[f7,f198]) ).

fof(f7,axiom,
    cyclefreeP(nil),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',clause7) ).

fof(f322,plain,
    spl0_7,
    inference(avatar_split_clause,[],[f210,f319]) ).

fof(f319,plain,
    ( spl0_7
  <=> strictorderP(sk4) ),
    introduced(avatar_definition,[new_symbols(naming,[spl0_7])]) ).

fof(f210,plain,
    strictorderP(sk4),
    inference(definition_unfolding,[],[f5,f198]) ).

fof(f5,axiom,
    strictorderP(nil),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',clause5) ).

fof(f317,plain,
    spl0_6,
    inference(avatar_split_clause,[],[f209,f314]) ).

fof(f314,plain,
    ( spl0_6
  <=> totalorderP(sk4) ),
    introduced(avatar_definition,[new_symbols(naming,[spl0_6])]) ).

fof(f209,plain,
    totalorderP(sk4),
    inference(definition_unfolding,[],[f6,f198]) ).

fof(f6,axiom,
    totalorderP(nil),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',clause6) ).

fof(f312,plain,
    spl0_5,
    inference(avatar_split_clause,[],[f208,f309]) ).

fof(f309,plain,
    ( spl0_5
  <=> duplicatefreeP(sk4) ),
    introduced(avatar_definition,[new_symbols(naming,[spl0_5])]) ).

fof(f208,plain,
    duplicatefreeP(sk4),
    inference(definition_unfolding,[],[f2,f198]) ).

fof(f2,axiom,
    duplicatefreeP(nil),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',clause2) ).

fof(f307,plain,
    spl0_4,
    inference(avatar_split_clause,[],[f207,f304]) ).

fof(f304,plain,
    ( spl0_4
  <=> equalelemsP(sk4) ),
    introduced(avatar_definition,[new_symbols(naming,[spl0_4])]) ).

fof(f207,plain,
    equalelemsP(sk4),
    inference(definition_unfolding,[],[f1,f198]) ).

fof(f1,axiom,
    equalelemsP(nil),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',clause1) ).

fof(f302,plain,
    ~ spl0_3,
    inference(avatar_split_clause,[],[f206,f299]) ).

fof(f299,plain,
    ( spl0_3
  <=> singletonP(sk4) ),
    introduced(avatar_definition,[new_symbols(naming,[spl0_3])]) ).

fof(f206,plain,
    ~ singletonP(sk4),
    inference(definition_unfolding,[],[f11,f198]) ).

fof(f11,axiom,
    ~ singletonP(nil),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',clause11) ).

fof(f297,plain,
    spl0_2,
    inference(avatar_split_clause,[],[f200,f294]) ).

fof(f200,plain,
    ssList(sk4),
    inference(definition_unfolding,[],[f187,f191]) ).

fof(f187,axiom,
    ssList(sk2),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',co1_2) ).

fof(f292,plain,
    spl0_1,
    inference(avatar_split_clause,[],[f199,f289]) ).

fof(f199,plain,
    ssList(sk3),
    inference(definition_unfolding,[],[f186,f192]) ).

fof(f186,axiom,
    ssList(sk1),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',co1_1) ).

%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.03/0.13  % Problem    : SWC038-1 : TPTP v8.1.2. Released v2.4.0.
% 0.15/0.15  % Command    : vampire --mode casc_sat -m 16384 --cores 7 -t %d %s
% 0.15/0.35  % Computer : n005.cluster.edu
% 0.15/0.35  % Model    : x86_64 x86_64
% 0.15/0.35  % CPU      : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.15/0.35  % Memory   : 8042.1875MB
% 0.15/0.35  % OS       : Linux 3.10.0-693.el7.x86_64
% 0.15/0.35  % CPULimit   : 300
% 0.15/0.35  % WCLimit    : 300
% 0.15/0.35  % DateTime   : Tue Apr 30 04:14:41 EDT 2024
% 0.15/0.35  % CPUTime    : 
% 0.15/0.35  % (8096)Running in auto input_syntax mode. Trying TPTP
% 0.20/0.37  % (8099)WARNING: value z3 for option sas not known
% 0.20/0.37  % (8099)dis+2_11_add=large:afr=on:amm=off:bd=off:bce=on:fsd=off:fde=none:gs=on:gsaa=full_model:gsem=off:irw=on:msp=off:nm=4:nwc=1.3:sas=z3:sims=off:sac=on:sp=reverse_arity_569 on theBenchmark for (569ds/0Mi)
% 0.20/0.38  % (8100)fmb+10_1_bce=on:fmbsr=1.5:nm=32_533 on theBenchmark for (533ds/0Mi)
% 0.20/0.38  % (8103)ott+1_64_av=off:bd=off:bce=on:fsd=off:fde=unused:gsp=on:irw=on:lcm=predicate:lma=on:nm=2:nwc=1.1:sims=off:urr=on_497 on theBenchmark for (497ds/0Mi)
% 0.20/0.38  % (8098)fmb+10_1_bce=on:fmbdsb=on:fmbes=contour:fmbswr=3:fde=none:nm=0_793 on theBenchmark for (793ds/0Mi)
% 0.20/0.38  % (8102)ott-10_8_av=off:bd=preordered:bs=on:fsd=off:fsr=off:fde=unused:irw=on:lcm=predicate:lma=on:nm=4:nwc=1.7:sp=frequency_522 on theBenchmark for (522ds/0Mi)
% 0.20/0.38  % (8101)ott+10_10:1_add=off:afr=on:amm=off:anc=all:bd=off:bs=on:fsr=off:irw=on:lma=on:msp=off:nm=4:nwc=4.0:sac=on:sp=reverse_frequency_531 on theBenchmark for (531ds/0Mi)
% 0.20/0.38  % (8097)fmb+10_1_bce=on:fmbas=function:fmbsr=1.2:fde=unused:nm=0_846 on theBenchmark for (846ds/0Mi)
% 0.20/0.38  % (8101)First to succeed.
% 0.20/0.38  TRYING [1]
% 0.20/0.38  % (8102)Also succeeded, but the first one will report.
% 0.20/0.39  % (8099)Also succeeded, but the first one will report.
% 0.20/0.39  % (8101)Refutation found. Thanks to Tanya!
% 0.20/0.39  % SZS status Unsatisfiable for theBenchmark
% 0.20/0.39  % SZS output start Proof for theBenchmark
% See solution above
% 0.20/0.39  % (8101)------------------------------
% 0.20/0.39  % (8101)Version: Vampire 4.8 (commit 8e9376e55 on 2024-01-18 13:49:33 +0100)
% 0.20/0.39  % (8101)Termination reason: Refutation
% 0.20/0.39  
% 0.20/0.39  % (8101)Memory used [KB]: 1126
% 0.20/0.39  % (8101)Time elapsed: 0.011 s
% 0.20/0.39  % (8101)Instructions burned: 17 (million)
% 0.20/0.39  % (8101)------------------------------
% 0.20/0.39  % (8101)------------------------------
% 0.20/0.39  % (8096)Success in time 0.031 s
%------------------------------------------------------------------------------