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Vampire-SAT---5.0.1.UNS-Ref.s

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%------------------------------------------------------------------------------
% File     : Vampire-SAT---5.0.1
% Problem  : SWC327-1 : TPTP v9.3.1. Released v2.4.0.
% Transfm  : none
% Format   : tptp:raw
% Command  : run_vampire /export/starexec/sandbox/benchmark/theBenchmark.p 300 SAT

% Computer : n018.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 : Tue Sep 29 01:05:34 PM UTC 2026

% Result   : Unsatisfiable 0.10s 0.28s
% Output   : Refutation 0.30s
% Verified : 
% SZS Type : Refutation
%            Derivation depth      :   18
%            Number of leaves      :   25
% Syntax   : Number of formulae    :  130 (  18 unt;   8 def)
%            Number of atoms       :  453 ( 139 equ)
%            Maximal formula atoms :    6 (   3 avg)
%            Number of connectives :  586 ( 263   ~; 315   |;   0   &)
%                                         (   8 <=>;   0  =>;   0  <=;   0 <~>)
%            Maximal formula depth :    9 (   5 avg)
%            Maximal term depth    :    4 (   1 avg)
%            Number of predicates  :   13 (  11 usr;   9 prp; 0-2 aty)
%            Number of functors    :   11 (  11 usr;   6 con; 0-2 aty)
%            Number of variables   :   60 (   0 sgn  60   !;   0   ?)

% Comments : 
%------------------------------------------------------------------------------
fof(f204,negated_conjecture,
    sk2 = sk4,
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',co1_5) ).

fof(f205,negated_conjecture,
    sk1 = sk3,
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',co1_6) ).

fof(f206,negated_conjecture,
    ssList(sk5),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',co1_7) ).

fof(f207,negated_conjecture,
    app(sk3,sk5) = sk4,
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',co1_8) ).

fof(f208,plain,
    sk4 = app(sk3,sk5),
    inference(reorient_equations,[],[f207]) ).

fof(f209,negated_conjecture,
    equalelemsP(sk3),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',co1_9) ).

fof(f210,negated_conjecture,
    ! [X2,X0,X1] :
      ( ~ ssItem(X0)
      | ~ ssList(X1)
      | app(cons(X0,nil),X1) != sk5
      | ~ ssList(X2)
      | app(X2,cons(X0,nil)) != sk3 ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',co1_10) ).

fof(f211,plain,
    ! [X2,X0,X1] :
      ( app(cons(X0,nil),X1) != sk5
      | ~ ssList(X1)
      | ~ ssItem(X0)
      | ~ ssList(X2)
      | sk3 != app(X2,cons(X0,nil)) ),
    inference(reorient_equations,[],[f210]) ).

fof(f212,negated_conjecture,
    ( nil = sk4
    | nil != sk3 ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',co1_11) ).

fof(f213,negated_conjecture,
    ! [X0] :
      ( ~ ssList(X0)
      | app(sk1,X0) != sk2
      | ssItem(sk6(X0))
      | ~ equalelemsP(sk1)
      | nil = sk1 ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',co1_12) ).

fof(f214,plain,
    ! [X0] :
      ( ~ ssList(X0)
      | sk2 != app(sk1,X0)
      | ssItem(sk6(X0))
      | ~ equalelemsP(sk1)
      | nil = sk1 ),
    inference(reorient_equations,[],[f213]) ).

fof(f215,negated_conjecture,
    ! [X0] :
      ( ~ ssList(X0)
      | app(sk1,X0) != sk2
      | ssItem(sk6(X0))
      | ~ equalelemsP(sk1)
      | nil != sk2 ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',co1_13) ).

fof(f216,plain,
    ! [X0] :
      ( ~ ssList(X0)
      | sk2 != app(sk1,X0)
      | ssItem(sk6(X0))
      | ~ equalelemsP(sk1)
      | nil != sk2 ),
    inference(reorient_equations,[],[f215]) ).

fof(f217,negated_conjecture,
    ! [X0] :
      ( ~ ssList(X0)
      | app(sk1,X0) != sk2
      | ssList(sk7(X0))
      | ~ equalelemsP(sk1)
      | nil = sk1 ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',co1_14) ).

fof(f218,plain,
    ! [X0] :
      ( ~ ssList(X0)
      | sk2 != app(sk1,X0)
      | ssList(sk7(X0))
      | ~ equalelemsP(sk1)
      | nil = sk1 ),
    inference(reorient_equations,[],[f217]) ).

fof(f219,negated_conjecture,
    ! [X0] :
      ( ~ ssList(X0)
      | app(sk1,X0) != sk2
      | app(cons(sk6(X0),nil),sk7(X0)) = X0
      | ~ equalelemsP(sk1)
      | nil = sk1 ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',co1_15) ).

fof(f220,plain,
    ! [X0] :
      ( ~ ssList(X0)
      | sk2 != app(sk1,X0)
      | app(cons(sk6(X0),nil),sk7(X0)) = X0
      | ~ equalelemsP(sk1)
      | nil = sk1 ),
    inference(reorient_equations,[],[f219]) ).

fof(f221,negated_conjecture,
    ! [X0] :
      ( ~ ssList(X0)
      | app(sk1,X0) != sk2
      | ssList(sk8(X0))
      | ~ equalelemsP(sk1)
      | nil = sk1 ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',co1_16) ).

fof(f222,plain,
    ! [X0] :
      ( ~ ssList(X0)
      | sk2 != app(sk1,X0)
      | ssList(sk8(X0))
      | ~ equalelemsP(sk1)
      | nil = sk1 ),
    inference(reorient_equations,[],[f221]) ).

fof(f223,negated_conjecture,
    ! [X0] :
      ( ~ ssList(X0)
      | app(sk1,X0) != sk2
      | app(sk8(X0),cons(sk6(X0),nil)) = sk1
      | ~ equalelemsP(sk1)
      | nil = sk1 ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',co1_17) ).

fof(f224,plain,
    ! [X0] :
      ( ~ ssList(X0)
      | sk2 != app(sk1,X0)
      | sk1 = app(sk8(X0),cons(sk6(X0),nil))
      | ~ equalelemsP(sk1)
      | nil = sk1 ),
    inference(reorient_equations,[],[f223]) ).

fof(f225,negated_conjecture,
    ! [X0] :
      ( ~ ssList(X0)
      | app(sk1,X0) != sk2
      | ssList(sk7(X0))
      | ~ equalelemsP(sk1)
      | nil != sk2 ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',co1_18) ).

fof(f226,plain,
    ! [X0] :
      ( ~ ssList(X0)
      | sk2 != app(sk1,X0)
      | ssList(sk7(X0))
      | ~ equalelemsP(sk1)
      | nil != sk2 ),
    inference(reorient_equations,[],[f225]) ).

fof(f227,negated_conjecture,
    ! [X0] :
      ( ~ ssList(X0)
      | app(sk1,X0) != sk2
      | app(cons(sk6(X0),nil),sk7(X0)) = X0
      | ~ equalelemsP(sk1)
      | nil != sk2 ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',co1_19) ).

fof(f228,plain,
    ! [X0] :
      ( ~ ssList(X0)
      | sk2 != app(sk1,X0)
      | app(cons(sk6(X0),nil),sk7(X0)) = X0
      | ~ equalelemsP(sk1)
      | nil != sk2 ),
    inference(reorient_equations,[],[f227]) ).

fof(f229,negated_conjecture,
    ! [X0] :
      ( ~ ssList(X0)
      | app(sk1,X0) != sk2
      | ssList(sk8(X0))
      | ~ equalelemsP(sk1)
      | nil != sk2 ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',co1_20) ).

fof(f230,plain,
    ! [X0] :
      ( ~ ssList(X0)
      | sk2 != app(sk1,X0)
      | ssList(sk8(X0))
      | ~ equalelemsP(sk1)
      | nil != sk2 ),
    inference(reorient_equations,[],[f229]) ).

fof(f231,negated_conjecture,
    ! [X0] :
      ( ~ ssList(X0)
      | app(sk1,X0) != sk2
      | app(sk8(X0),cons(sk6(X0),nil)) = sk1
      | ~ equalelemsP(sk1)
      | nil != sk2 ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',co1_21) ).

fof(f232,plain,
    ! [X0] :
      ( ~ ssList(X0)
      | sk2 != app(sk1,X0)
      | sk1 = app(sk8(X0),cons(sk6(X0),nil))
      | ~ equalelemsP(sk1)
      | nil != sk2 ),
    inference(reorient_equations,[],[f231]) ).

fof(f235,plain,
    ! [X0] :
      ( ~ ssList(X0)
      | sk4 != app(sk3,X0)
      | ssItem(sk6(X0))
      | ~ equalelemsP(sk3)
      | nil = sk3 ),
    inference(definition_unfolding,[],[f214,f204,f205,f205,f205]) ).

fof(f236,plain,
    ! [X0] :
      ( ~ ssList(X0)
      | sk4 != app(sk3,X0)
      | ssItem(sk6(X0))
      | ~ equalelemsP(sk3)
      | nil != sk4 ),
    inference(definition_unfolding,[],[f216,f204,f205,f205,f204]) ).

fof(f237,plain,
    ! [X0] :
      ( ~ ssList(X0)
      | sk4 != app(sk3,X0)
      | ssList(sk7(X0))
      | ~ equalelemsP(sk3)
      | nil = sk3 ),
    inference(definition_unfolding,[],[f218,f204,f205,f205,f205]) ).

fof(f238,plain,
    ! [X0] :
      ( ~ ssList(X0)
      | sk4 != app(sk3,X0)
      | app(cons(sk6(X0),nil),sk7(X0)) = X0
      | ~ equalelemsP(sk3)
      | nil = sk3 ),
    inference(definition_unfolding,[],[f220,f204,f205,f205,f205]) ).

fof(f239,plain,
    ! [X0] :
      ( ~ ssList(X0)
      | sk4 != app(sk3,X0)
      | ssList(sk8(X0))
      | ~ equalelemsP(sk3)
      | nil = sk3 ),
    inference(definition_unfolding,[],[f222,f204,f205,f205,f205]) ).

fof(f240,plain,
    ! [X0] :
      ( ~ ssList(X0)
      | sk4 != app(sk3,X0)
      | sk3 = app(sk8(X0),cons(sk6(X0),nil))
      | ~ equalelemsP(sk3)
      | nil = sk3 ),
    inference(definition_unfolding,[],[f224,f204,f205,f205,f205,f205]) ).

fof(f241,plain,
    ! [X0] :
      ( ~ ssList(X0)
      | sk4 != app(sk3,X0)
      | ssList(sk7(X0))
      | ~ equalelemsP(sk3)
      | nil != sk4 ),
    inference(definition_unfolding,[],[f226,f204,f205,f205,f204]) ).

fof(f242,plain,
    ! [X0] :
      ( ~ ssList(X0)
      | sk4 != app(sk3,X0)
      | app(cons(sk6(X0),nil),sk7(X0)) = X0
      | ~ equalelemsP(sk3)
      | nil != sk4 ),
    inference(definition_unfolding,[],[f228,f204,f205,f205,f204]) ).

fof(f243,plain,
    ! [X0] :
      ( ~ ssList(X0)
      | sk4 != app(sk3,X0)
      | ssList(sk8(X0))
      | ~ equalelemsP(sk3)
      | nil != sk4 ),
    inference(definition_unfolding,[],[f230,f204,f205,f205,f204]) ).

fof(f244,plain,
    ! [X0] :
      ( ~ ssList(X0)
      | sk4 != app(sk3,X0)
      | sk3 = app(sk8(X0),cons(sk6(X0),nil))
      | ~ equalelemsP(sk3)
      | nil != sk4 ),
    inference(definition_unfolding,[],[f232,f204,f205,f205,f205,f204]) ).

fof(f317,plain,
    ~ equalelemsP(sk3),
    inference(consistent_polarity_flipping,[],[f209]) ).

fof(f318,plain,
    ! [X0] :
      ( ~ ssList(X0)
      | sk4 != app(sk3,X0)
      | ssItem(sk6(X0))
      | equalelemsP(sk3)
      | nil = sk3 ),
    inference(consistent_polarity_flipping,[],[f235]) ).

fof(f319,plain,
    ! [X0] :
      ( ~ ssList(X0)
      | sk4 != app(sk3,X0)
      | ssItem(sk6(X0))
      | equalelemsP(sk3)
      | nil != sk4 ),
    inference(consistent_polarity_flipping,[],[f236]) ).

fof(f320,plain,
    ! [X0] :
      ( ~ ssList(X0)
      | sk4 != app(sk3,X0)
      | ssList(sk7(X0))
      | equalelemsP(sk3)
      | nil = sk3 ),
    inference(consistent_polarity_flipping,[],[f237]) ).

fof(f321,plain,
    ! [X0] :
      ( ~ ssList(X0)
      | sk4 != app(sk3,X0)
      | app(cons(sk6(X0),nil),sk7(X0)) = X0
      | equalelemsP(sk3)
      | nil = sk3 ),
    inference(consistent_polarity_flipping,[],[f238]) ).

fof(f322,plain,
    ! [X0] :
      ( ~ ssList(X0)
      | sk4 != app(sk3,X0)
      | ssList(sk8(X0))
      | equalelemsP(sk3)
      | nil = sk3 ),
    inference(consistent_polarity_flipping,[],[f239]) ).

fof(f323,plain,
    ! [X0] :
      ( ~ ssList(X0)
      | sk4 != app(sk3,X0)
      | sk3 = app(sk8(X0),cons(sk6(X0),nil))
      | equalelemsP(sk3)
      | nil = sk3 ),
    inference(consistent_polarity_flipping,[],[f240]) ).

fof(f324,plain,
    ! [X0] :
      ( ~ ssList(X0)
      | sk4 != app(sk3,X0)
      | ssList(sk7(X0))
      | equalelemsP(sk3)
      | nil != sk4 ),
    inference(consistent_polarity_flipping,[],[f241]) ).

fof(f325,plain,
    ! [X0] :
      ( ~ ssList(X0)
      | sk4 != app(sk3,X0)
      | app(cons(sk6(X0),nil),sk7(X0)) = X0
      | equalelemsP(sk3)
      | nil != sk4 ),
    inference(consistent_polarity_flipping,[],[f242]) ).

fof(f326,plain,
    ! [X0] :
      ( ~ ssList(X0)
      | sk4 != app(sk3,X0)
      | ssList(sk8(X0))
      | equalelemsP(sk3)
      | nil != sk4 ),
    inference(consistent_polarity_flipping,[],[f243]) ).

fof(f327,plain,
    ! [X0] :
      ( ~ ssList(X0)
      | sk4 != app(sk3,X0)
      | sk3 = app(sk8(X0),cons(sk6(X0),nil))
      | equalelemsP(sk3)
      | nil != sk4 ),
    inference(consistent_polarity_flipping,[],[f244]) ).

fof(f335,definition,
    ( spl0_1
  <=> nil = sk4 ),
    introduced(definition,[new_symbols(definition,[spl0_1])],[avatar_definition]) ).

fof(f339,definition,
    ( spl0_2
  <=> equalelemsP(sk3) ),
    introduced(definition,[new_symbols(definition,[spl0_2])],[avatar_definition]) ).

fof(f343,definition,
    ( spl0_3
  <=> ! [X0] :
        ( ~ ssList(X0)
        | sk3 = app(sk8(X0),cons(sk6(X0),nil))
        | sk4 != app(sk3,X0) ) ),
    introduced(definition,[new_symbols(definition,[spl0_3])],[avatar_definition]) ).

fof(f344,plain,
    ( ! [X0] :
        ( sk4 != app(sk3,X0)
        | sk3 = app(sk8(X0),cons(sk6(X0),nil))
        | ~ ssList(X0) )
    | ~ spl0_3 ),
    inference(avatar_component_clause,[],[f343]) ).

fof(f345,plain,
    ( ~ spl0_1
    | spl0_2
    | spl0_3 ),
    inference(avatar_split_clause,[],[f327,f343,f339,f335]) ).

fof(f347,definition,
    ( spl0_4
  <=> ! [X0] :
        ( ~ ssList(X0)
        | ssList(sk8(X0))
        | sk4 != app(sk3,X0) ) ),
    introduced(definition,[new_symbols(definition,[spl0_4])],[avatar_definition]) ).

fof(f348,plain,
    ( ! [X0] :
        ( sk4 != app(sk3,X0)
        | ssList(sk8(X0))
        | ~ ssList(X0) )
    | ~ spl0_4 ),
    inference(avatar_component_clause,[],[f347]) ).

fof(f349,plain,
    ( ~ spl0_1
    | spl0_2
    | spl0_4 ),
    inference(avatar_split_clause,[],[f326,f347,f339,f335]) ).

fof(f351,definition,
    ( spl0_5
  <=> ! [X0] :
        ( ~ ssList(X0)
        | app(cons(sk6(X0),nil),sk7(X0)) = X0
        | sk4 != app(sk3,X0) ) ),
    introduced(definition,[new_symbols(definition,[spl0_5])],[avatar_definition]) ).

fof(f352,plain,
    ( ! [X0] :
        ( sk4 != app(sk3,X0)
        | app(cons(sk6(X0),nil),sk7(X0)) = X0
        | ~ ssList(X0) )
    | ~ spl0_5 ),
    inference(avatar_component_clause,[],[f351]) ).

fof(f353,plain,
    ( ~ spl0_1
    | spl0_2
    | spl0_5 ),
    inference(avatar_split_clause,[],[f325,f351,f339,f335]) ).

fof(f355,definition,
    ( spl0_6
  <=> ! [X0] :
        ( ~ ssList(X0)
        | ssList(sk7(X0))
        | sk4 != app(sk3,X0) ) ),
    introduced(definition,[new_symbols(definition,[spl0_6])],[avatar_definition]) ).

fof(f356,plain,
    ( ! [X0] :
        ( sk4 != app(sk3,X0)
        | ssList(sk7(X0))
        | ~ ssList(X0) )
    | ~ spl0_6 ),
    inference(avatar_component_clause,[],[f355]) ).

fof(f357,plain,
    ( ~ spl0_1
    | spl0_2
    | spl0_6 ),
    inference(avatar_split_clause,[],[f324,f355,f339,f335]) ).

fof(f359,definition,
    ( spl0_7
  <=> nil = sk3 ),
    introduced(definition,[new_symbols(definition,[spl0_7])],[avatar_definition]) ).

fof(f362,plain,
    ( spl0_7
    | spl0_2
    | spl0_3 ),
    inference(avatar_split_clause,[],[f323,f343,f339,f359]) ).

fof(f363,plain,
    ( spl0_7
    | spl0_2
    | spl0_4 ),
    inference(avatar_split_clause,[],[f322,f347,f339,f359]) ).

fof(f364,plain,
    ( spl0_7
    | spl0_2
    | spl0_5 ),
    inference(avatar_split_clause,[],[f321,f351,f339,f359]) ).

fof(f365,plain,
    ( spl0_7
    | spl0_2
    | spl0_6 ),
    inference(avatar_split_clause,[],[f320,f355,f339,f359]) ).

fof(f367,definition,
    ( spl0_8
  <=> ! [X0] :
        ( ~ ssList(X0)
        | ssItem(sk6(X0))
        | sk4 != app(sk3,X0) ) ),
    introduced(definition,[new_symbols(definition,[spl0_8])],[avatar_definition]) ).

fof(f368,plain,
    ( ! [X0] :
        ( sk4 != app(sk3,X0)
        | ssItem(sk6(X0))
        | ~ ssList(X0) )
    | ~ spl0_8 ),
    inference(avatar_component_clause,[],[f367]) ).

fof(f369,plain,
    ( ~ spl0_1
    | spl0_2
    | spl0_8 ),
    inference(avatar_split_clause,[],[f319,f367,f339,f335]) ).

fof(f370,plain,
    ( spl0_7
    | spl0_2
    | spl0_8 ),
    inference(avatar_split_clause,[],[f318,f367,f339,f359]) ).

fof(f371,plain,
    ( ~ spl0_7
    | spl0_1 ),
    inference(avatar_split_clause,[],[f212,f335,f359]) ).

fof(f372,plain,
    ~ spl0_2,
    inference(avatar_split_clause,[],[f317,f339]) ).

fof(f415,plain,
    ( sk4 != sk4
    | ssList(sk8(sk5))
    | ~ ssList(sk5)
    | ~ spl0_4 ),
    inference(superposition,[],[f348,f208]) ).

fof(f416,plain,
    ( ssList(sk8(sk5))
    | ~ ssList(sk5)
    | ~ spl0_4 ),
    inference(trivial_inequality_removal,[],[f415]) ).

fof(f417,plain,
    ( ssList(sk8(sk5))
    | ~ spl0_4 ),
    inference(forward_subsumption_resolution,[],[f416,f206]) ).

fof(f418,plain,
    ( sk4 != sk4
    | ssList(sk7(sk5))
    | ~ ssList(sk5)
    | ~ spl0_6 ),
    inference(superposition,[],[f356,f208]) ).

fof(f419,plain,
    ( ssList(sk7(sk5))
    | ~ ssList(sk5)
    | ~ spl0_6 ),
    inference(trivial_inequality_removal,[],[f418]) ).

fof(f420,plain,
    ( ssList(sk7(sk5))
    | ~ spl0_6 ),
    inference(forward_subsumption_resolution,[],[f419,f206]) ).

fof(f421,plain,
    ( sk4 != sk4
    | ssItem(sk6(sk5))
    | ~ ssList(sk5)
    | ~ spl0_8 ),
    inference(superposition,[],[f368,f208]) ).

fof(f422,plain,
    ( ssItem(sk6(sk5))
    | ~ ssList(sk5)
    | ~ spl0_8 ),
    inference(trivial_inequality_removal,[],[f421]) ).

fof(f423,plain,
    ( ssItem(sk6(sk5))
    | ~ spl0_8 ),
    inference(forward_subsumption_resolution,[],[f422,f206]) ).

fof(f424,plain,
    ( sk4 != sk4
    | sk3 = app(sk8(sk5),cons(sk6(sk5),nil))
    | ~ ssList(sk5)
    | ~ spl0_3 ),
    inference(superposition,[],[f344,f208]) ).

fof(f425,plain,
    ( sk3 = app(sk8(sk5),cons(sk6(sk5),nil))
    | ~ ssList(sk5)
    | ~ spl0_3 ),
    inference(trivial_inequality_removal,[],[f424]) ).

fof(f426,plain,
    ( sk3 = app(sk8(sk5),cons(sk6(sk5),nil))
    | ~ spl0_3 ),
    inference(forward_subsumption_resolution,[],[f425,f206]) ).

fof(f427,plain,
    ( sk4 != sk4
    | sk5 = app(cons(sk6(sk5),nil),sk7(sk5))
    | ~ ssList(sk5)
    | ~ spl0_5 ),
    inference(superposition,[],[f352,f208]) ).

fof(f428,plain,
    ( sk5 = app(cons(sk6(sk5),nil),sk7(sk5))
    | ~ ssList(sk5)
    | ~ spl0_5 ),
    inference(trivial_inequality_removal,[],[f427]) ).

fof(f429,plain,
    ( sk5 = app(cons(sk6(sk5),nil),sk7(sk5))
    | ~ spl0_5 ),
    inference(forward_subsumption_resolution,[],[f428,f206]) ).

fof(f430,plain,
    ( ! [X0] :
        ( sk5 != sk5
        | ~ ssList(sk7(sk5))
        | ~ ssItem(sk6(sk5))
        | ~ ssList(X0)
        | sk3 != app(X0,cons(sk6(sk5),nil)) )
    | ~ spl0_5 ),
    inference(superposition,[],[f211,f429]) ).

fof(f431,plain,
    ( ! [X0] :
        ( ~ ssList(sk7(sk5))
        | ~ ssItem(sk6(sk5))
        | ~ ssList(X0)
        | sk3 != app(X0,cons(sk6(sk5),nil)) )
    | ~ spl0_5 ),
    inference(trivial_inequality_removal,[],[f430]) ).

fof(f432,plain,
    ( ! [X0] :
        ( ~ ssItem(sk6(sk5))
        | ~ ssList(X0)
        | sk3 != app(X0,cons(sk6(sk5),nil)) )
    | ~ spl0_5
    | ~ spl0_6 ),
    inference(forward_subsumption_resolution,[],[f431,f420]) ).

fof(f433,plain,
    ( ! [X0] :
        ( sk3 != app(X0,cons(sk6(sk5),nil))
        | ~ ssList(X0) )
    | ~ spl0_5
    | ~ spl0_6
    | ~ spl0_8 ),
    inference(forward_subsumption_resolution,[],[f432,f423]) ).

fof(f434,plain,
    ( sk3 != sk3
    | ~ ssList(sk8(sk5))
    | ~ spl0_3
    | ~ spl0_5
    | ~ spl0_6
    | ~ spl0_8 ),
    inference(superposition,[],[f433,f426]) ).

fof(f435,plain,
    ( ~ ssList(sk8(sk5))
    | ~ spl0_3
    | ~ spl0_5
    | ~ spl0_6
    | ~ spl0_8 ),
    inference(trivial_inequality_removal,[],[f434]) ).

fof(f436,plain,
    ( $false
    | ~ spl0_3
    | ~ spl0_4
    | ~ spl0_5
    | ~ spl0_6
    | ~ spl0_8 ),
    inference(forward_subsumption_resolution,[],[f435,f417]) ).

fof(f437,plain,
    ( ~ spl0_3
    | ~ spl0_4
    | ~ spl0_5
    | ~ spl0_6
    | ~ spl0_8 ),
    inference(avatar_contradiction_clause,[],[f436]) ).

cnf(s1,plain,
    ( ~ spl0_1
    | spl0_2
    | spl0_3 ),
    inference(sat_conversion,[],[f345]) ).

cnf(s2,plain,
    ( ~ spl0_1
    | spl0_2
    | spl0_4 ),
    inference(sat_conversion,[],[f349]) ).

cnf(s3,plain,
    ( ~ spl0_1
    | spl0_2
    | spl0_5 ),
    inference(sat_conversion,[],[f353]) ).

cnf(s4,plain,
    ( ~ spl0_1
    | spl0_2
    | spl0_6 ),
    inference(sat_conversion,[],[f357]) ).

cnf(s5,plain,
    ( spl0_2
    | spl0_3
    | spl0_7 ),
    inference(sat_conversion,[],[f362]) ).

cnf(s6,plain,
    ( spl0_2
    | spl0_4
    | spl0_7 ),
    inference(sat_conversion,[],[f363]) ).

cnf(s7,plain,
    ( spl0_2
    | spl0_5
    | spl0_7 ),
    inference(sat_conversion,[],[f364]) ).

cnf(s8,plain,
    ( spl0_2
    | spl0_6
    | spl0_7 ),
    inference(sat_conversion,[],[f365]) ).

cnf(s9,plain,
    ( ~ spl0_1
    | spl0_2
    | spl0_8 ),
    inference(sat_conversion,[],[f369]) ).

cnf(s10,plain,
    ( spl0_2
    | spl0_7
    | spl0_8 ),
    inference(sat_conversion,[],[f370]) ).

cnf(s11,plain,
    ( spl0_1
    | ~ spl0_7 ),
    inference(sat_conversion,[],[f371]) ).

cnf(s12,plain,
    ~ spl0_2,
    inference(sat_conversion,[],[f372]) ).

cnf(s23,plain,
    ( ~ spl0_3
    | ~ spl0_4
    | ~ spl0_5
    | ~ spl0_6
    | ~ spl0_8 ),
    inference(sat_conversion,[],[f437]) ).

cnf(s28,plain,
    ( spl0_7
    | spl0_8 ),
    inference(rat,[],[s10,s12]) ).

cnf(s29,plain,
    ( ~ spl0_1
    | spl0_8 ),
    inference(rat,[],[s9,s12]) ).

cnf(s30,plain,
    ( spl0_6
    | spl0_7 ),
    inference(rat,[],[s8,s12]) ).

cnf(s31,plain,
    ( spl0_5
    | spl0_7 ),
    inference(rat,[],[s7,s12]) ).

cnf(s32,plain,
    ( spl0_4
    | spl0_7 ),
    inference(rat,[],[s6,s12]) ).

cnf(s33,plain,
    ( spl0_3
    | spl0_7 ),
    inference(rat,[],[s5,s12]) ).

cnf(s34,plain,
    ( ~ spl0_1
    | spl0_6 ),
    inference(rat,[],[s4,s12]) ).

cnf(s35,plain,
    ( ~ spl0_1
    | spl0_5 ),
    inference(rat,[],[s3,s12]) ).

cnf(s36,plain,
    ( ~ spl0_1
    | spl0_4 ),
    inference(rat,[],[s2,s12]) ).

cnf(s37,plain,
    ( ~ spl0_1
    | spl0_3 ),
    inference(rat,[],[s1,s12]) ).

cnf(s38,plain,
    spl0_7,
    inference(rat,[],[s23,s33,s32,s31,s30,s28]) ).

cnf(s39,plain,
    spl0_1,
    inference(rat,[],[s11,s38]) ).

cnf(s40,plain,
    spl0_8,
    inference(rat,[],[s29,s39]) ).

cnf(s41,plain,
    spl0_6,
    inference(rat,[],[s34,s39]) ).

cnf(s42,plain,
    spl0_5,
    inference(rat,[],[s35,s39]) ).

cnf(s43,plain,
    spl0_4,
    inference(rat,[],[s36,s39]) ).

cnf(s44,plain,
    spl0_3,
    inference(rat,[],[s37,s39]) ).

cnf(s45,plain,
    $false,
    inference(rat,[],[s23,s40,s41,s42,s43,s44]) ).

fof(f438,plain,
    $false,
    inference(avatar_sat_refutation,[],[s45]) ).

%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.00/0.03  % Problem  : SWC327-1 : TPTP v9.3.1. Released v2.4.0.
% 0.00/0.06  % Command  : run_vampire /export/starexec/sandbox/benchmark/theBenchmark.p 300 SAT
% 0.10/0.19  % Computer : n018.cluster.edu
% 0.10/0.19  % Model    : x86_64 x86_64
% 0.10/0.19  % CPU      : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.10/0.19  % Memory   : 8046.5625MB
% 0.10/0.19  % OS       : Linux 6.8.0-71-generic
% 0.10/0.19  % CPULimit : 300
% 0.10/0.19  % WCLimit  : 300
% 0.10/0.19  % DateTime : Mon Sep 28 09:08:25 UTC 2026
% 0.10/0.19  % CPUTime  : 
% 0.10/0.19  Running run_vampire /export/starexec/sandbox/benchmark/theBenchmark.p 300 SAT
% 0.10/0.23  Running first-order model finding
% 0.10/0.23  Running: /export/starexec/sandbox/solver/bin/vampire-ho --input_syntax tptp --output_axiom_names on --mode casc --intent sat -m 16384 --cores 7 -t 300 /export/starexec/sandbox/benchmark/theBenchmark.p
% 0.10/0.28  % (3242636)Will run a generic schedule for satisfiability detection.
% 0.10/0.28  % (3242642)% WARNING: option uhcvi not known.
% 0.10/0.28  % (3242642)dis+11_61:31_drc=ordering:lsd=5:bsr=unit_only:rp=on:newcnf=on:random_seed=305546096:i=135531:add=off:rawr=on_2999 on theBenchmark for (2999ds/135531Mi)
% 0.10/0.28  % (3242642) found proof, printing to "/export/starexec/sandbox/tmp/vampire-proof-3242636-3242642"...
% 0.10/0.28  % (3242642)...printing done.
% 0.10/0.28  % (3242642)Refutation found. Thanks to Tanya!
% 0.10/0.28  % SZS status Unsatisfiable for theBenchmark
% 0.10/0.28  % SZS output start Proof for theBenchmark
% See solution above
% 0.30/0.28  % (3242642)------------------------------
% 0.30/0.28  % (3242642)Version: Vampire 5.0.1 (Release build, commit 5ef7c2677 on 2026-07-16 16:54:09 +0200)
% 0.30/0.28  % (3242642)Linked with Z3 4.14.0.0 3c47fd96cf5645d0c42b2c819d9e9a84380aa721 z3-4.8.4-9178-g3c47fd96c
% 0.30/0.28  % (3242642)CaDiCaL version: 2.1.3
% 0.30/0.28  % (3242642)Termination reason: Refutation
% 0.30/0.28  % (3242642)Time elapsed: 0.004 s
% 0.30/0.28  % (3242642)Peak memory usage: 12 MB
% 0.30/0.28  % (3242642)Instructions burned: 9 (million)
% 0.30/0.28  % (3242636)Success in time 0.04 s
% 0.30/0.28  % Vampire exiting
%------------------------------------------------------------------------------