TSTP Solution File: SWB081+1 by SnakeForV---1.0

View Problem - Process Solution

%------------------------------------------------------------------------------
% File     : SnakeForV---1.0
% Problem  : SWB081+1 : TPTP v8.1.0. Released v5.2.0.
% Transfm  : none
% Format   : tptp:raw
% Command  : vampire --input_syntax tptp --proof tptp --output_axiom_names on --mode portfolio --schedule snake_tptp_uns --cores 0 -t %d %s

% Computer : n020.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 : Wed Aug 31 18:36:56 EDT 2022

% Result   : Theorem 0.20s 0.48s
% Output   : Refutation 0.20s
% Verified : 
% SZS Type : Refutation
%            Derivation depth      :   12
%            Number of leaves      :   13
% Syntax   : Number of formulae    :   69 (  12 unt;   0 def)
%            Number of atoms       :  237 (   0 equ)
%            Maximal formula atoms :   10 (   3 avg)
%            Number of connectives :  262 (  94   ~;  92   |;  49   &)
%                                         (  11 <=>;  16  =>;   0  <=;   0 <~>)
%            Maximal formula depth :   11 (   5 avg)
%            Maximal term depth    :    3 (   1 avg)
%            Number of predicates  :    9 (   8 usr;   5 prp; 0-3 aty)
%            Number of functors    :   11 (  11 usr;   9 con; 0-3 aty)
%            Number of variables   :  112 ( 105   !;   7   ?)

% Comments : 
%------------------------------------------------------------------------------
fof(f1038,plain,
    $false,
    inference(avatar_sat_refutation,[],[f681,f686,f713,f757,f1037]) ).

fof(f1037,plain,
    ( ~ spl3_2
    | spl3_4 ),
    inference(avatar_contradiction_clause,[],[f1036]) ).

fof(f1036,plain,
    ( $false
    | ~ spl3_2
    | spl3_4 ),
    inference(subsumption_resolution,[],[f1029,f931]) ).

fof(f931,plain,
    ( ~ icext(uri_ex_c1,sK2(uri_ex_c2,uri_ex_p,sK1(uri_ex_x2,uri_ex_x1)))
    | spl3_4 ),
    inference(unit_resulting_resolution,[],[f631,f784,f659]) ).

fof(f659,plain,
    ! [X2,X0,X1] :
      ( ~ icext(X1,X2)
      | icext(X0,X2)
      | ~ iext(uri_rdfs_subClassOf,X1,X0) ),
    inference(cnf_transformation,[],[f620]) ).

fof(f620,plain,
    ! [X0,X1] :
      ( ( ic(X0)
        & ! [X2] :
            ( ~ icext(X1,X2)
            | icext(X0,X2) )
        & ic(X1) )
      | ~ iext(uri_rdfs_subClassOf,X1,X0) ),
    inference(rectify,[],[f601]) ).

fof(f601,plain,
    ! [X1,X0] :
      ( ( ic(X1)
        & ! [X2] :
            ( ~ icext(X0,X2)
            | icext(X1,X2) )
        & ic(X0) )
      | ~ iext(uri_rdfs_subClassOf,X0,X1) ),
    inference(ennf_transformation,[],[f566]) ).

fof(f566,plain,
    ! [X1,X0] :
      ( iext(uri_rdfs_subClassOf,X0,X1)
     => ( ! [X2] :
            ( icext(X0,X2)
           => icext(X1,X2) )
        & ic(X1)
        & ic(X0) ) ),
    inference(rectify,[],[f68]) ).

fof(f68,axiom,
    ! [X4,X5] :
      ( iext(uri_rdfs_subClassOf,X4,X5)
     => ( ic(X5)
        & ! [X3] :
            ( icext(X4,X3)
           => icext(X5,X3) )
        & ic(X4) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',rdfs_subclassof_main) ).

fof(f784,plain,
    ( ~ icext(uri_ex_c2,sK2(uri_ex_c2,uri_ex_p,sK1(uri_ex_x2,uri_ex_x1)))
    | spl3_4 ),
    inference(unit_resulting_resolution,[],[f630,f628,f685,f641]) ).

fof(f641,plain,
    ! [X2,X3,X0,X1] :
      ( ~ icext(X0,sK2(X0,X1,X3))
      | ~ iext(uri_owl_allValuesFrom,X2,X0)
      | icext(X2,X3)
      | ~ iext(uri_owl_onProperty,X2,X1) ),
    inference(cnf_transformation,[],[f614]) ).

fof(f614,plain,
    ! [X0,X1,X2] :
      ( ! [X3] :
          ( ( ! [X4] :
                ( ~ iext(X1,X3,X4)
                | icext(X0,X4) )
            | ~ icext(X2,X3) )
          & ( icext(X2,X3)
            | ( iext(X1,X3,sK2(X0,X1,X3))
              & ~ icext(X0,sK2(X0,X1,X3)) ) ) )
      | ~ iext(uri_owl_onProperty,X2,X1)
      | ~ iext(uri_owl_allValuesFrom,X2,X0) ),
    inference(skolemisation,[status(esa),new_symbols(skolem,[sK2])],[f612,f613]) ).

fof(f613,plain,
    ! [X0,X1,X3] :
      ( ? [X5] :
          ( iext(X1,X3,X5)
          & ~ icext(X0,X5) )
     => ( iext(X1,X3,sK2(X0,X1,X3))
        & ~ icext(X0,sK2(X0,X1,X3)) ) ),
    introduced(choice_axiom,[]) ).

fof(f612,plain,
    ! [X0,X1,X2] :
      ( ! [X3] :
          ( ( ! [X4] :
                ( ~ iext(X1,X3,X4)
                | icext(X0,X4) )
            | ~ icext(X2,X3) )
          & ( icext(X2,X3)
            | ? [X5] :
                ( iext(X1,X3,X5)
                & ~ icext(X0,X5) ) ) )
      | ~ iext(uri_owl_onProperty,X2,X1)
      | ~ iext(uri_owl_allValuesFrom,X2,X0) ),
    inference(rectify,[],[f611]) ).

fof(f611,plain,
    ! [X1,X2,X0] :
      ( ! [X3] :
          ( ( ! [X4] :
                ( ~ iext(X2,X3,X4)
                | icext(X1,X4) )
            | ~ icext(X0,X3) )
          & ( icext(X0,X3)
            | ? [X4] :
                ( iext(X2,X3,X4)
                & ~ icext(X1,X4) ) ) )
      | ~ iext(uri_owl_onProperty,X0,X2)
      | ~ iext(uri_owl_allValuesFrom,X0,X1) ),
    inference(nnf_transformation,[],[f588]) ).

fof(f588,plain,
    ! [X1,X2,X0] :
      ( ! [X3] :
          ( ! [X4] :
              ( ~ iext(X2,X3,X4)
              | icext(X1,X4) )
        <=> icext(X0,X3) )
      | ~ iext(uri_owl_onProperty,X0,X2)
      | ~ iext(uri_owl_allValuesFrom,X0,X1) ),
    inference(flattening,[],[f587]) ).

fof(f587,plain,
    ! [X2,X1,X0] :
      ( ! [X3] :
          ( ! [X4] :
              ( ~ iext(X2,X3,X4)
              | icext(X1,X4) )
        <=> icext(X0,X3) )
      | ~ iext(uri_owl_allValuesFrom,X0,X1)
      | ~ iext(uri_owl_onProperty,X0,X2) ),
    inference(ennf_transformation,[],[f568]) ).

fof(f568,plain,
    ! [X2,X1,X0] :
      ( ( iext(uri_owl_allValuesFrom,X0,X1)
        & iext(uri_owl_onProperty,X0,X2) )
     => ! [X3] :
          ( icext(X0,X3)
        <=> ! [X4] :
              ( iext(X2,X3,X4)
             => icext(X1,X4) ) ) ),
    inference(rectify,[],[f301]) ).

fof(f301,axiom,
    ! [X10,X4,X1] :
      ( ( iext(uri_owl_onProperty,X10,X1)
        & iext(uri_owl_allValuesFrom,X10,X4) )
     => ! [X3] :
          ( icext(X10,X3)
        <=> ! [X6] :
              ( iext(X1,X3,X6)
             => icext(X4,X6) ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',owl_restrict_allvaluesfrom) ).

fof(f685,plain,
    ( ~ icext(uri_ex_x2,sK1(uri_ex_x2,uri_ex_x1))
    | spl3_4 ),
    inference(avatar_component_clause,[],[f683]) ).

fof(f683,plain,
    ( spl3_4
  <=> icext(uri_ex_x2,sK1(uri_ex_x2,uri_ex_x1)) ),
    introduced(avatar_definition,[new_symbols(naming,[spl3_4])]) ).

fof(f628,plain,
    iext(uri_owl_allValuesFrom,uri_ex_x2,uri_ex_c2),
    inference(cnf_transformation,[],[f561]) ).

fof(f561,axiom,
    ( iext(uri_owl_allValuesFrom,uri_ex_x1,uri_ex_c1)
    & iext(uri_rdfs_subClassOf,uri_ex_c1,uri_ex_c2)
    & iext(uri_owl_onProperty,uri_ex_x2,uri_ex_p)
    & iext(uri_owl_onProperty,uri_ex_x1,uri_ex_p)
    & iext(uri_owl_allValuesFrom,uri_ex_x2,uri_ex_c2) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',premise_rdfbased_sem_restrict_allvalues_cmp_class) ).

fof(f630,plain,
    iext(uri_owl_onProperty,uri_ex_x2,uri_ex_p),
    inference(cnf_transformation,[],[f561]) ).

fof(f631,plain,
    iext(uri_rdfs_subClassOf,uri_ex_c1,uri_ex_c2),
    inference(cnf_transformation,[],[f561]) ).

fof(f1029,plain,
    ( icext(uri_ex_c1,sK2(uri_ex_c2,uri_ex_p,sK1(uri_ex_x2,uri_ex_x1)))
    | ~ spl3_2
    | spl3_4 ),
    inference(unit_resulting_resolution,[],[f632,f629,f676,f785,f643]) ).

fof(f643,plain,
    ! [X2,X3,X0,X1,X4] :
      ( ~ iext(uri_owl_onProperty,X2,X1)
      | ~ icext(X2,X3)
      | ~ iext(uri_owl_allValuesFrom,X2,X0)
      | ~ iext(X1,X3,X4)
      | icext(X0,X4) ),
    inference(cnf_transformation,[],[f614]) ).

fof(f785,plain,
    ( iext(uri_ex_p,sK1(uri_ex_x2,uri_ex_x1),sK2(uri_ex_c2,uri_ex_p,sK1(uri_ex_x2,uri_ex_x1)))
    | spl3_4 ),
    inference(unit_resulting_resolution,[],[f628,f630,f685,f642]) ).

fof(f642,plain,
    ! [X2,X3,X0,X1] :
      ( iext(X1,X3,sK2(X0,X1,X3))
      | ~ iext(uri_owl_onProperty,X2,X1)
      | icext(X2,X3)
      | ~ iext(uri_owl_allValuesFrom,X2,X0) ),
    inference(cnf_transformation,[],[f614]) ).

fof(f676,plain,
    ( icext(uri_ex_x1,sK1(uri_ex_x2,uri_ex_x1))
    | ~ spl3_2 ),
    inference(avatar_component_clause,[],[f674]) ).

fof(f674,plain,
    ( spl3_2
  <=> icext(uri_ex_x1,sK1(uri_ex_x2,uri_ex_x1)) ),
    introduced(avatar_definition,[new_symbols(naming,[spl3_2])]) ).

fof(f629,plain,
    iext(uri_owl_onProperty,uri_ex_x1,uri_ex_p),
    inference(cnf_transformation,[],[f561]) ).

fof(f632,plain,
    iext(uri_owl_allValuesFrom,uri_ex_x1,uri_ex_c1),
    inference(cnf_transformation,[],[f561]) ).

fof(f757,plain,
    spl3_3,
    inference(avatar_contradiction_clause,[],[f746]) ).

fof(f746,plain,
    ( $false
    | spl3_3 ),
    inference(unit_resulting_resolution,[],[f630,f728,f665]) ).

fof(f665,plain,
    ! [X0,X1] :
      ( icext(uri_owl_Restriction,X0)
      | ~ iext(uri_owl_onProperty,X0,X1) ),
    inference(cnf_transformation,[],[f600]) ).

fof(f600,plain,
    ! [X0,X1] :
      ( ( icext(uri_owl_Restriction,X0)
        & ip(X1) )
      | ~ iext(uri_owl_onProperty,X0,X1) ),
    inference(ennf_transformation,[],[f574]) ).

fof(f574,plain,
    ! [X1,X0] :
      ( iext(uri_owl_onProperty,X0,X1)
     => ( icext(uri_owl_Restriction,X0)
        & ip(X1) ) ),
    inference(rectify,[],[f243]) ).

fof(f243,axiom,
    ! [X3,X6] :
      ( iext(uri_owl_onProperty,X3,X6)
     => ( icext(uri_owl_Restriction,X3)
        & ip(X6) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',owl_prop_onproperty_ext) ).

fof(f728,plain,
    ( ~ icext(uri_owl_Restriction,uri_ex_x2)
    | spl3_3 ),
    inference(unit_resulting_resolution,[],[f680,f635]) ).

fof(f635,plain,
    ! [X0] :
      ( ic(X0)
      | ~ icext(uri_owl_Restriction,X0) ),
    inference(cnf_transformation,[],[f602]) ).

fof(f602,plain,
    ! [X0] :
      ( ~ icext(uri_owl_Restriction,X0)
      | ic(X0) ),
    inference(ennf_transformation,[],[f575]) ).

fof(f575,plain,
    ! [X0] :
      ( icext(uri_owl_Restriction,X0)
     => ic(X0) ),
    inference(rectify,[],[f159]) ).

fof(f159,axiom,
    ! [X3] :
      ( icext(uri_owl_Restriction,X3)
     => ic(X3) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',owl_class_restriction_ext) ).

fof(f680,plain,
    ( ~ ic(uri_ex_x2)
    | spl3_3 ),
    inference(avatar_component_clause,[],[f678]) ).

fof(f678,plain,
    ( spl3_3
  <=> ic(uri_ex_x2) ),
    introduced(avatar_definition,[new_symbols(naming,[spl3_3])]) ).

fof(f713,plain,
    spl3_1,
    inference(avatar_contradiction_clause,[],[f702]) ).

fof(f702,plain,
    ( $false
    | spl3_1 ),
    inference(unit_resulting_resolution,[],[f629,f690,f665]) ).

fof(f690,plain,
    ( ~ icext(uri_owl_Restriction,uri_ex_x1)
    | spl3_1 ),
    inference(unit_resulting_resolution,[],[f672,f635]) ).

fof(f672,plain,
    ( ~ ic(uri_ex_x1)
    | spl3_1 ),
    inference(avatar_component_clause,[],[f670]) ).

fof(f670,plain,
    ( spl3_1
  <=> ic(uri_ex_x1) ),
    introduced(avatar_definition,[new_symbols(naming,[spl3_1])]) ).

fof(f686,plain,
    ( ~ spl3_4
    | ~ spl3_3
    | ~ spl3_1 ),
    inference(avatar_split_clause,[],[f668,f670,f678,f683]) ).

fof(f668,plain,
    ( ~ ic(uri_ex_x1)
    | ~ ic(uri_ex_x2)
    | ~ icext(uri_ex_x2,sK1(uri_ex_x2,uri_ex_x1)) ),
    inference(resolution,[],[f624,f640]) ).

fof(f640,plain,
    ! [X0,X1] :
      ( ~ icext(X0,sK1(X0,X1))
      | ~ ic(X1)
      | ~ ic(X0)
      | iext(uri_rdfs_subClassOf,X1,X0) ),
    inference(cnf_transformation,[],[f610]) ).

fof(f610,plain,
    ! [X0,X1] :
      ( ( iext(uri_rdfs_subClassOf,X1,X0)
        | ~ ic(X0)
        | ( ~ icext(X0,sK1(X0,X1))
          & icext(X1,sK1(X0,X1)) )
        | ~ ic(X1) )
      & ( ( ic(X0)
          & ! [X3] :
              ( icext(X0,X3)
              | ~ icext(X1,X3) )
          & ic(X1) )
        | ~ iext(uri_rdfs_subClassOf,X1,X0) ) ),
    inference(skolemisation,[status(esa),new_symbols(skolem,[sK1])],[f608,f609]) ).

fof(f609,plain,
    ! [X0,X1] :
      ( ? [X2] :
          ( ~ icext(X0,X2)
          & icext(X1,X2) )
     => ( ~ icext(X0,sK1(X0,X1))
        & icext(X1,sK1(X0,X1)) ) ),
    introduced(choice_axiom,[]) ).

fof(f608,plain,
    ! [X0,X1] :
      ( ( iext(uri_rdfs_subClassOf,X1,X0)
        | ~ ic(X0)
        | ? [X2] :
            ( ~ icext(X0,X2)
            & icext(X1,X2) )
        | ~ ic(X1) )
      & ( ( ic(X0)
          & ! [X3] :
              ( icext(X0,X3)
              | ~ icext(X1,X3) )
          & ic(X1) )
        | ~ iext(uri_rdfs_subClassOf,X1,X0) ) ),
    inference(rectify,[],[f607]) ).

fof(f607,plain,
    ! [X1,X0] :
      ( ( iext(uri_rdfs_subClassOf,X0,X1)
        | ~ ic(X1)
        | ? [X2] :
            ( ~ icext(X1,X2)
            & icext(X0,X2) )
        | ~ ic(X0) )
      & ( ( ic(X1)
          & ! [X2] :
              ( icext(X1,X2)
              | ~ icext(X0,X2) )
          & ic(X0) )
        | ~ iext(uri_rdfs_subClassOf,X0,X1) ) ),
    inference(flattening,[],[f606]) ).

fof(f606,plain,
    ! [X1,X0] :
      ( ( iext(uri_rdfs_subClassOf,X0,X1)
        | ~ ic(X1)
        | ? [X2] :
            ( ~ icext(X1,X2)
            & icext(X0,X2) )
        | ~ ic(X0) )
      & ( ( ic(X1)
          & ! [X2] :
              ( icext(X1,X2)
              | ~ icext(X0,X2) )
          & ic(X0) )
        | ~ iext(uri_rdfs_subClassOf,X0,X1) ) ),
    inference(nnf_transformation,[],[f593]) ).

fof(f593,plain,
    ! [X1,X0] :
      ( iext(uri_rdfs_subClassOf,X0,X1)
    <=> ( ic(X1)
        & ! [X2] :
            ( icext(X1,X2)
            | ~ icext(X0,X2) )
        & ic(X0) ) ),
    inference(ennf_transformation,[],[f567]) ).

fof(f567,plain,
    ! [X0,X1] :
      ( iext(uri_rdfs_subClassOf,X0,X1)
    <=> ( ic(X0)
        & ic(X1)
        & ! [X2] :
            ( icext(X0,X2)
           => icext(X1,X2) ) ) ),
    inference(rectify,[],[f343]) ).

fof(f343,axiom,
    ! [X12,X14] :
      ( iext(uri_rdfs_subClassOf,X12,X14)
    <=> ( ! [X3] :
            ( icext(X12,X3)
           => icext(X14,X3) )
        & ic(X12)
        & ic(X14) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',owl_rdfsext_subclassof) ).

fof(f624,plain,
    ~ iext(uri_rdfs_subClassOf,uri_ex_x1,uri_ex_x2),
    inference(cnf_transformation,[],[f562]) ).

fof(f562,plain,
    ~ iext(uri_rdfs_subClassOf,uri_ex_x1,uri_ex_x2),
    inference(flattening,[],[f560]) ).

fof(f560,negated_conjecture,
    ~ iext(uri_rdfs_subClassOf,uri_ex_x1,uri_ex_x2),
    inference(negated_conjecture,[],[f559]) ).

fof(f559,conjecture,
    iext(uri_rdfs_subClassOf,uri_ex_x1,uri_ex_x2),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',conclusion_rdfbased_sem_restrict_allvalues_cmp_class) ).

fof(f681,plain,
    ( ~ spl3_1
    | spl3_2
    | ~ spl3_3 ),
    inference(avatar_split_clause,[],[f666,f678,f674,f670]) ).

fof(f666,plain,
    ( ~ ic(uri_ex_x2)
    | icext(uri_ex_x1,sK1(uri_ex_x2,uri_ex_x1))
    | ~ ic(uri_ex_x1) ),
    inference(resolution,[],[f624,f639]) ).

fof(f639,plain,
    ! [X0,X1] :
      ( icext(X1,sK1(X0,X1))
      | ~ ic(X0)
      | iext(uri_rdfs_subClassOf,X1,X0)
      | ~ ic(X1) ),
    inference(cnf_transformation,[],[f610]) ).

%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.03/0.12  % Problem    : SWB081+1 : TPTP v8.1.0. Released v5.2.0.
% 0.03/0.13  % Command    : vampire --input_syntax tptp --proof tptp --output_axiom_names on --mode portfolio --schedule snake_tptp_uns --cores 0 -t %d %s
% 0.13/0.34  % Computer : n020.cluster.edu
% 0.13/0.34  % Model    : x86_64 x86_64
% 0.13/0.34  % CPU      : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.13/0.34  % Memory   : 8042.1875MB
% 0.13/0.34  % OS       : Linux 3.10.0-693.el7.x86_64
% 0.13/0.34  % CPULimit   : 300
% 0.13/0.34  % WCLimit    : 300
% 0.13/0.34  % DateTime   : Tue Aug 30 17:48:30 EDT 2022
% 0.13/0.34  % CPUTime    : 
% 0.20/0.45  % (17352)dis+10_1:1_av=off:sos=on:sp=reverse_arity:ss=included:st=2.0:to=lpo:urr=ec_only:i=45:si=on:rawr=on:rtra=on_0 on theBenchmark for (2999ds/45Mi)
% 0.20/0.45  % (17344)lrs+10_1:1_drc=off:sp=reverse_frequency:spb=goal:to=lpo:i=7:si=on:rawr=on:rtra=on_0 on theBenchmark for (2999ds/7Mi)
% 0.20/0.46  % (17336)lrs+2_1:1_lcm=reverse:lma=on:sos=all:spb=goal_then_units:ss=included:urr=on:i=39:si=on:rawr=on:rtra=on_0 on theBenchmark for (2999ds/39Mi)
% 0.20/0.46  % (17344)Instruction limit reached!
% 0.20/0.46  % (17344)------------------------------
% 0.20/0.46  % (17344)Version: Vampire 4.7 (commit 807e37dd9 on 2022-08-23 09:55:27 +0200)
% 0.20/0.46  % (17344)Linked with Z3 4.8.13.0 f03d756e086f81f2596157241e0decfb1c982299 z3-4.8.4-5390-gf03d756e0
% 0.20/0.46  % (17344)Termination reason: Unknown
% 0.20/0.46  % (17344)Termination phase: Preprocessing 2
% 0.20/0.46  
% 0.20/0.46  % (17344)Memory used [KB]: 2430
% 0.20/0.46  % (17344)Time elapsed: 0.008 s
% 0.20/0.46  % (17344)Instructions burned: 8 (million)
% 0.20/0.46  % (17344)------------------------------
% 0.20/0.46  % (17344)------------------------------
% 0.20/0.48  % (17336)First to succeed.
% 0.20/0.48  % (17336)Refutation found. Thanks to Tanya!
% 0.20/0.48  % SZS status Theorem for theBenchmark
% 0.20/0.48  % SZS output start Proof for theBenchmark
% See solution above
% 0.20/0.48  % (17336)------------------------------
% 0.20/0.48  % (17336)Version: Vampire 4.7 (commit 807e37dd9 on 2022-08-23 09:55:27 +0200)
% 0.20/0.48  % (17336)Linked with Z3 4.8.13.0 f03d756e086f81f2596157241e0decfb1c982299 z3-4.8.4-5390-gf03d756e0
% 0.20/0.48  % (17336)Termination reason: Refutation
% 0.20/0.48  
% 0.20/0.48  % (17336)Memory used [KB]: 6652
% 0.20/0.48  % (17336)Time elapsed: 0.060 s
% 0.20/0.48  % (17336)Instructions burned: 12 (million)
% 0.20/0.48  % (17336)------------------------------
% 0.20/0.48  % (17336)------------------------------
% 0.20/0.48  % (17326)Success in time 0.13 s
%------------------------------------------------------------------------------