TSTP Solution File: CSR113+28 by Zipperpin---2.1.9999

View Problem - Process Solution

%------------------------------------------------------------------------------
% File     : Zipperpin---2.1.9999
% Problem  : CSR113+28 : TPTP v8.1.2. Released v4.0.0.
% Transfm  : NO INFORMATION
% Format   : NO INFORMATION
% Command  : python3 /export/starexec/sandbox2/solver/bin/portfolio.lams.parallel.py %s %d /export/starexec/sandbox2/tmp/tmp.FtEDFUbYNN true

% Computer : n032.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 30 22:07:10 EDT 2023

% Result   : Theorem 4.31s 1.09s
% Output   : Refutation 4.31s
% Verified : 
% SZS Type : Refutation
%            Derivation depth      :   13
%            Number of leaves      :   82
% Syntax   : Number of formulae    :  104 (   7 unt;  78 typ;   0 def)
%            Number of atoms       :  225 (   0 equ;   0 cnn)
%            Maximal formula atoms :  148 (   8 avg)
%            Number of connectives :  709 (  46   ~;  36   |; 161   &; 464   @)
%                                         (   0 <=>;   2  =>;   0  <=;   0 <~>)
%            Maximal formula depth :  150 (  14 avg)
%            Number of types       :    2 (   0 usr)
%            Number of type conns  :   56 (  56   >;   0   *;   0   +;   0  <<)
%            Number of symbols     :   79 (  78 usr;  52 con; 0-3 aty)
%            Number of variables   :   55 (   0   ^;  44   !;  11   ?;  55   :)

% Comments : 
%------------------------------------------------------------------------------
thf(c44_type,type,
    c44: $i ).

thf(int0_type,type,
    int0: $i ).

thf(c56_type,type,
    c56: $i ).

thf(comp_type,type,
    comp: $i > $i > $i > $o ).

thf(quant_c_type,type,
    quant_c: $i ).

thf(bootshafen_1_1_type,type,
    bootshafen_1_1: $i ).

thf(c55_type,type,
    c55: $i ).

thf(c54_type,type,
    c54: $i ).

thf(arg1_type,type,
    arg1: $i > $i > $o ).

thf(etype_c_type,type,
    etype_c: $i ).

thf(int1_type,type,
    int1: $i ).

thf(scar_type,type,
    scar: $i > $i > $o ).

thf(assoc_type,type,
    assoc: $i > $i > $o ).

thf(refer_c_type,type,
    refer_c: $i ).

thf(fact_type,type,
    fact: $i > $i > $o ).

thf(meter_1_1_type,type,
    meter_1_1: $i ).

thf(prop_type,type,
    prop: $i > $i > $o ).

thf(card_type,type,
    card: $i > $i > $o ).

thf(flp_type,type,
    flp: $i > $i > $o ).

thf(int5_type,type,
    int5: $i ).

thf(quant_type,type,
    quant: $i > $i > $o ).

thf(ge_type,type,
    ge: $i ).

thf(c58_type,type,
    c58: $i ).

thf(val_type,type,
    val: $i > $i > $o ).

thf(sort_type,type,
    sort: $i > $i > $o ).

thf(arg2_type,type,
    arg2: $i > $i > $o ).

thf(me_type,type,
    me: $i ).

thf(c25_type,type,
    c25: $i ).

thf(indet_type,type,
    indet: $i ).

thf(attr_type,type,
    attr: $i > $i > $o ).

thf(loc_type,type,
    loc: $i > $i > $o ).

thf(co_type,type,
    co: $i ).

thf(sub_type,type,
    sub: $i > $i > $o ).

thf(refer_type,type,
    refer: $i > $i > $o ).

thf(c23_type,type,
    c23: $i ).

thf(na_type,type,
    na: $i ).

thf(etype_type,type,
    etype: $i > $i > $o ).

thf(c4_type,type,
    c4: $i ).

thf(nu_type,type,
    nu: $i ).

thf(l_type,type,
    l: $i ).

thf(freiheit_1_1_type,type,
    freiheit_1_1: $i ).

thf(varia_type,type,
    varia: $i > $i > $o ).

thf(card_c_type,type,
    card_c: $i ).

thf(subs_type,type,
    subs: $i > $i > $o ).

thf(prop_0_type,type,
    prop_0: $i ).

thf(c49_type,type,
    c49: $i ).

thf(stadt__1_1_type,type,
    stadt__1_1: $i ).

thf(in_type,type,
    in: $i > $i > $o ).

thf(st_type,type,
    st: $i ).

thf(real_type,type,
    real: $i ).

thf(bei_type,type,
    bei: $i > $i > $o ).

thf(as_type,type,
    as: $i ).

thf(an_type,type,
    an: $i > $i > $o ).

thf(sp_type,type,
    sp: $i ).

thf(gener_c_type,type,
    gener_c: $i ).

thf(con_type,type,
    con: $i ).

thf(statue_1_1_type,type,
    statue_1_1: $i ).

thf(tq_type,type,
    tq: $i ).

thf(sk__5_type,type,
    sk__5: $i > $i > $i ).

thf(varia_c_type,type,
    varia_c: $i ).

thf(quant_p3_type,type,
    quant_p3: $i > $i > $i > $o ).

thf(c39_type,type,
    c39: $i ).

thf(attch_type,type,
    attch: $i > $i > $o ).

thf(fe_type,type,
    fe: $i ).

thf(m_type,type,
    m: $i ).

thf(klein_1_1_type,type,
    klein_1_1: $i ).

thf(figur_1_1_type,type,
    figur_1_1: $i ).

thf(new_york_0_type,type,
    new_york_0: $i ).

thf(one_type,type,
    one: $i ).

thf(freiheitsstatue_1_1_type,type,
    freiheitsstatue_1_1: $i ).

thf(io_type,type,
    io: $i ).

thf(stehen_1_1_type,type,
    stehen_1_1: $i ).

thf(gener_type,type,
    gener: $i > $i > $o ).

thf(d_type,type,
    d: $i ).

thf(det_type,type,
    det: $i ).

thf(mq_type,type,
    mq: $i ).

thf(name_1_1_type,type,
    name_1_1: $i ).

thf(subr_type,type,
    subr: $i > $i > $o ).

thf(ave07_era5_synth_qa07_003_qapn_31_a19713,axiom,
    ( ( varia @ statue_1_1 @ varia_c )
    & ( refer @ statue_1_1 @ refer_c )
    & ( quant @ statue_1_1 @ one )
    & ( gener @ statue_1_1 @ ge )
    & ( fact @ statue_1_1 @ real )
    & ( etype @ statue_1_1 @ int0 )
    & ( card @ statue_1_1 @ int1 )
    & ( sort @ statue_1_1 @ d )
    & ( varia @ freiheit_1_1 @ varia_c )
    & ( refer @ freiheit_1_1 @ refer_c )
    & ( quant @ freiheit_1_1 @ one )
    & ( gener @ freiheit_1_1 @ ge )
    & ( fact @ freiheit_1_1 @ real )
    & ( etype @ freiheit_1_1 @ int0 )
    & ( card @ freiheit_1_1 @ int1 )
    & ( sort @ freiheit_1_1 @ io )
    & ( sort @ freiheit_1_1 @ as )
    & ( sort @ klein_1_1 @ mq )
    & ( sort @ new_york_0 @ fe )
    & ( varia @ name_1_1 @ varia_c )
    & ( refer @ name_1_1 @ refer_c )
    & ( quant @ name_1_1 @ one )
    & ( gener @ name_1_1 @ ge )
    & ( fact @ name_1_1 @ real )
    & ( etype @ name_1_1 @ int0 )
    & ( card @ name_1_1 @ int1 )
    & ( sort @ name_1_1 @ na )
    & ( varia @ stadt__1_1 @ varia_c )
    & ( refer @ stadt__1_1 @ refer_c )
    & ( quant @ stadt__1_1 @ one )
    & ( gener @ stadt__1_1 @ ge )
    & ( fact @ stadt__1_1 @ real )
    & ( etype @ stadt__1_1 @ int0 )
    & ( card @ stadt__1_1 @ int1 )
    & ( sort @ stadt__1_1 @ io )
    & ( sort @ stadt__1_1 @ d )
    & ( varia @ c55 @ varia_c )
    & ( refer @ c55 @ indet )
    & ( quant @ c55 @ one )
    & ( gener @ c55 @ sp )
    & ( fact @ c55 @ real )
    & ( etype @ c55 @ int0 )
    & ( card @ c55 @ int1 )
    & ( sort @ c55 @ na )
    & ( varia @ c54 @ con )
    & ( refer @ c54 @ det )
    & ( quant @ c54 @ one )
    & ( gener @ c54 @ sp )
    & ( fact @ c54 @ real )
    & ( etype @ c54 @ int0 )
    & ( card @ c54 @ int1 )
    & ( sort @ c54 @ io )
    & ( sort @ c54 @ d )
    & ( varia @ bootshafen_1_1 @ varia_c )
    & ( refer @ bootshafen_1_1 @ refer_c )
    & ( quant @ bootshafen_1_1 @ one )
    & ( gener @ bootshafen_1_1 @ ge )
    & ( fact @ bootshafen_1_1 @ real )
    & ( etype @ bootshafen_1_1 @ int0 )
    & ( card @ bootshafen_1_1 @ int1 )
    & ( sort @ bootshafen_1_1 @ d )
    & ( varia @ c49 @ con )
    & ( refer @ c49 @ det )
    & ( quant @ c49 @ one )
    & ( gener @ c49 @ sp )
    & ( fact @ c49 @ real )
    & ( etype @ c49 @ int0 )
    & ( card @ c49 @ int1 )
    & ( sort @ c49 @ d )
    & ( varia @ freiheitsstatue_1_1 @ varia_c )
    & ( refer @ freiheitsstatue_1_1 @ refer_c )
    & ( quant @ freiheitsstatue_1_1 @ one )
    & ( gener @ freiheitsstatue_1_1 @ ge )
    & ( fact @ freiheitsstatue_1_1 @ real )
    & ( etype @ freiheitsstatue_1_1 @ int0 )
    & ( card @ freiheitsstatue_1_1 @ int1 )
    & ( sort @ freiheitsstatue_1_1 @ d )
    & ( varia @ c58 @ con )
    & ( refer @ c58 @ det )
    & ( quant @ c58 @ one )
    & ( gener @ c58 @ sp )
    & ( fact @ c58 @ real )
    & ( etype @ c58 @ int0 )
    & ( card @ c58 @ int1 )
    & ( sort @ c58 @ l )
    & ( varia @ c44 @ con )
    & ( refer @ c44 @ det )
    & ( quant @ c44 @ one )
    & ( gener @ c44 @ sp )
    & ( fact @ c44 @ real )
    & ( etype @ c44 @ int0 )
    & ( card @ c44 @ int1 )
    & ( sort @ c44 @ d )
    & ( varia @ figur_1_1 @ varia_c )
    & ( refer @ figur_1_1 @ refer_c )
    & ( quant @ figur_1_1 @ one )
    & ( gener @ figur_1_1 @ ge )
    & ( fact @ figur_1_1 @ real )
    & ( etype @ figur_1_1 @ int0 )
    & ( card @ figur_1_1 @ int1 )
    & ( sort @ figur_1_1 @ d )
    & ( gener @ meter_1_1 @ ge )
    & ( sort @ meter_1_1 @ me )
    & ( card @ c25 @ int5 )
    & ( sort @ c25 @ nu )
    & ( gener @ prop_0 @ gener_c )
    & ( fact @ prop_0 @ real )
    & ( sort @ prop_0 @ st )
    & ( varia @ c39 @ con )
    & ( refer @ c39 @ refer_c )
    & ( quant @ c39 @ quant_c )
    & ( gener @ c39 @ gener_c )
    & ( fact @ c39 @ real )
    & ( etype @ c39 @ etype_c )
    & ( card @ c39 @ card_c )
    & ( sort @ c39 @ m )
    & ( sort @ c39 @ co )
    & ( sort @ c56 @ tq )
    & ( varia @ c4 @ con )
    & ( refer @ c4 @ det )
    & ( quant @ c4 @ one )
    & ( gener @ c4 @ sp )
    & ( fact @ c4 @ real )
    & ( etype @ c4 @ int0 )
    & ( card @ c4 @ int1 )
    & ( sort @ c4 @ d )
    & ( gener @ c23 @ sp )
    & ( fact @ c23 @ real )
    & ( sort @ c23 @ st )
    & ( sub @ freiheitsstatue_1_1 @ statue_1_1 )
    & ( assoc @ freiheitsstatue_1_1 @ freiheit_1_1 )
    & ( in @ c58 @ c49 )
    & ( comp @ c56 @ klein_1_1 @ c44 )
    & ( val @ c55 @ new_york_0 )
    & ( sub @ c55 @ name_1_1 )
    & ( sub @ c54 @ stadt__1_1 )
    & ( attr @ c54 @ c55 )
    & ( attch @ c54 @ c49 )
    & ( sub @ c49 @ bootshafen_1_1 )
    & ( sub @ c44 @ freiheitsstatue_1_1 )
    & ( loc @ c44 @ c58 )
    & ( sub @ c4 @ figur_1_1 )
    & ( prop @ c4 @ c56 )
    & ( quant_p3 @ c39 @ c25 @ meter_1_1 )
    & ( subr @ c23 @ prop_0 )
    & ( assoc @ c23 @ c39 )
    & ( arg2 @ c23 @ c56 )
    & ( arg1 @ c23 @ c4 ) ) ).

thf(zip_derived_cl156,plain,
    in @ c58 @ c49,
    inference(cnf,[status(esa)],[ave07_era5_synth_qa07_003_qapn_31_a19713]) ).

thf(local_function___flp,axiom,
    ! [X0: $i,X1: $i] :
      ( ( ( in @ X0 @ X1 )
        | ( an @ X0 @ X1 )
        | ( bei @ X0 @ X1 ) )
     => ( flp @ X0 @ X1 ) ) ).

thf(zip_derived_cl16,plain,
    ! [X0: $i,X1: $i] :
      ( ( flp @ X0 @ X1 )
      | ~ ( in @ X0 @ X1 ) ),
    inference(cnf,[status(esa)],[local_function___flp]) ).

thf(loc__stehen_1_1_loc,axiom,
    ! [X0: $i,X1: $i] :
      ( ( loc @ X0 @ X1 )
     => ? [X2: $i] :
          ( ( subs @ X2 @ stehen_1_1 )
          & ( scar @ X2 @ X0 )
          & ( loc @ X2 @ X1 ) ) ) ).

thf(zip_derived_cl21,plain,
    ! [X0: $i,X1: $i] :
      ( ( loc @ ( sk__5 @ X0 @ X1 ) @ X0 )
      | ~ ( loc @ X1 @ X0 ) ),
    inference(cnf,[status(esa)],[loc__stehen_1_1_loc]) ).

thf(zip_derived_cl20,plain,
    ! [X0: $i,X1: $i] :
      ( ( scar @ ( sk__5 @ X0 @ X1 ) @ X1 )
      | ~ ( loc @ X1 @ X0 ) ),
    inference(cnf,[status(esa)],[loc__stehen_1_1_loc]) ).

thf(zip_derived_cl19,plain,
    ! [X0: $i,X1: $i] :
      ( ( subs @ ( sk__5 @ X0 @ X1 ) @ stehen_1_1 )
      | ~ ( loc @ X1 @ X0 ) ),
    inference(cnf,[status(esa)],[loc__stehen_1_1_loc]) ).

thf(zip_derived_cl164,plain,
    sub @ c44 @ freiheitsstatue_1_1,
    inference(cnf,[status(esa)],[ave07_era5_synth_qa07_003_qapn_31_a19713]) ).

thf(zip_derived_cl158,plain,
    val @ c55 @ new_york_0,
    inference(cnf,[status(esa)],[ave07_era5_synth_qa07_003_qapn_31_a19713]) ).

thf(synth_qa07_003_qapn_31_a19713,conjecture,
    ? [X0: $i,X1: $i,X2: $i,X3: $i,X4: $i] :
      ( ( val @ X1 @ new_york_0 )
      & ( subs @ X3 @ stehen_1_1 )
      & ( sub @ X4 @ freiheitsstatue_1_1 )
      & ( sub @ X1 @ name_1_1 )
      & ( scar @ X3 @ X4 )
      & ( loc @ X3 @ X0 )
      & ( flp @ X0 @ X2 ) ) ).

thf(zf_stmt_0,negated_conjecture,
    ~ ? [X0: $i,X1: $i,X2: $i,X3: $i,X4: $i] :
        ( ( val @ X1 @ new_york_0 )
        & ( subs @ X3 @ stehen_1_1 )
        & ( sub @ X4 @ freiheitsstatue_1_1 )
        & ( sub @ X1 @ name_1_1 )
        & ( scar @ X3 @ X4 )
        & ( loc @ X3 @ X0 )
        & ( flp @ X0 @ X2 ) ),
    inference('cnf.neg',[status(esa)],[synth_qa07_003_qapn_31_a19713]) ).

thf(zip_derived_cl173,plain,
    ! [X0: $i,X1: $i,X2: $i,X3: $i,X4: $i] :
      ( ~ ( val @ X0 @ new_york_0 )
      | ~ ( subs @ X1 @ stehen_1_1 )
      | ~ ( sub @ X0 @ name_1_1 )
      | ~ ( loc @ X1 @ X2 )
      | ~ ( flp @ X2 @ X3 )
      | ~ ( scar @ X1 @ X4 )
      | ~ ( sub @ X4 @ freiheitsstatue_1_1 ) ),
    inference(cnf,[status(esa)],[zf_stmt_0]) ).

thf(zip_derived_cl227,plain,
    ! [X0: $i,X1: $i,X2: $i,X3: $i] :
      ( ~ ( sub @ X0 @ freiheitsstatue_1_1 )
      | ~ ( scar @ X1 @ X0 )
      | ~ ( flp @ X3 @ X2 )
      | ~ ( loc @ X1 @ X3 )
      | ~ ( sub @ c55 @ name_1_1 )
      | ~ ( subs @ X1 @ stehen_1_1 ) ),
    inference('sup-',[status(thm)],[zip_derived_cl158,zip_derived_cl173]) ).

thf(zip_derived_cl159,plain,
    sub @ c55 @ name_1_1,
    inference(cnf,[status(esa)],[ave07_era5_synth_qa07_003_qapn_31_a19713]) ).

thf(zip_derived_cl229,plain,
    ! [X0: $i,X1: $i,X2: $i,X3: $i] :
      ( ~ ( sub @ X0 @ freiheitsstatue_1_1 )
      | ~ ( scar @ X1 @ X0 )
      | ~ ( flp @ X3 @ X2 )
      | ~ ( loc @ X1 @ X3 )
      | ~ ( subs @ X1 @ stehen_1_1 ) ),
    inference(demod,[status(thm)],[zip_derived_cl227,zip_derived_cl159]) ).

thf(zip_derived_cl231,plain,
    ! [X0: $i,X1: $i,X2: $i] :
      ( ~ ( subs @ X0 @ stehen_1_1 )
      | ~ ( loc @ X0 @ X1 )
      | ~ ( flp @ X1 @ X2 )
      | ~ ( scar @ X0 @ c44 ) ),
    inference('sup-',[status(thm)],[zip_derived_cl164,zip_derived_cl229]) ).

thf(zip_derived_cl238,plain,
    ! [X0: $i,X1: $i,X2: $i,X3: $i] :
      ( ~ ( loc @ X0 @ X1 )
      | ~ ( scar @ ( sk__5 @ X1 @ X0 ) @ c44 )
      | ~ ( flp @ X3 @ X2 )
      | ~ ( loc @ ( sk__5 @ X1 @ X0 ) @ X3 ) ),
    inference('sup-',[status(thm)],[zip_derived_cl19,zip_derived_cl231]) ).

thf(zip_derived_cl240,plain,
    ! [X0: $i,X1: $i,X2: $i] :
      ( ~ ( loc @ c44 @ X0 )
      | ~ ( loc @ ( sk__5 @ X0 @ c44 ) @ X1 )
      | ~ ( flp @ X1 @ X2 )
      | ~ ( loc @ c44 @ X0 ) ),
    inference('sup-',[status(thm)],[zip_derived_cl20,zip_derived_cl238]) ).

thf(zip_derived_cl241,plain,
    ! [X0: $i,X1: $i,X2: $i] :
      ( ~ ( flp @ X1 @ X2 )
      | ~ ( loc @ ( sk__5 @ X0 @ c44 ) @ X1 )
      | ~ ( loc @ c44 @ X0 ) ),
    inference(simplify,[status(thm)],[zip_derived_cl240]) ).

thf(zip_derived_cl245,plain,
    ! [X0: $i,X1: $i] :
      ( ~ ( loc @ c44 @ X0 )
      | ~ ( loc @ c44 @ X0 )
      | ~ ( flp @ X0 @ X1 ) ),
    inference('sup-',[status(thm)],[zip_derived_cl21,zip_derived_cl241]) ).

thf(zip_derived_cl246,plain,
    ! [X0: $i,X1: $i] :
      ( ~ ( flp @ X0 @ X1 )
      | ~ ( loc @ c44 @ X0 ) ),
    inference(simplify,[status(thm)],[zip_derived_cl245]) ).

thf(zip_derived_cl247,plain,
    ! [X0: $i,X1: $i] :
      ( ~ ( in @ X1 @ X0 )
      | ~ ( loc @ c44 @ X1 ) ),
    inference('sup-',[status(thm)],[zip_derived_cl16,zip_derived_cl246]) ).

thf(zip_derived_cl248,plain,
    ~ ( loc @ c44 @ c58 ),
    inference('sup-',[status(thm)],[zip_derived_cl156,zip_derived_cl247]) ).

thf(zip_derived_cl165,plain,
    loc @ c44 @ c58,
    inference(cnf,[status(esa)],[ave07_era5_synth_qa07_003_qapn_31_a19713]) ).

thf(zip_derived_cl249,plain,
    $false,
    inference(demod,[status(thm)],[zip_derived_cl248,zip_derived_cl165]) ).


%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.00/0.10  % Problem  : CSR113+28 : TPTP v8.1.2. Released v4.0.0.
% 0.00/0.11  % Command  : python3 /export/starexec/sandbox2/solver/bin/portfolio.lams.parallel.py %s %d /export/starexec/sandbox2/tmp/tmp.FtEDFUbYNN true
% 0.10/0.30  % Computer : n032.cluster.edu
% 0.10/0.30  % Model    : x86_64 x86_64
% 0.10/0.30  % CPU      : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.10/0.30  % Memory   : 8042.1875MB
% 0.10/0.30  % OS       : Linux 3.10.0-693.el7.x86_64
% 0.10/0.30  % CPULimit : 300
% 0.10/0.30  % WCLimit  : 300
% 0.10/0.30  % DateTime : Mon Aug 28 07:21:15 EDT 2023
% 0.10/0.30  % CPUTime  : 
% 0.10/0.30  % Running portfolio for 300 s
% 0.10/0.30  % File         : /export/starexec/sandbox2/benchmark/theBenchmark.p
% 0.10/0.30  % Number of cores: 8
% 0.10/0.30  % Python version: Python 3.6.8
% 0.10/0.31  % Running in FO mode
% 0.15/0.55  % Total configuration time : 435
% 0.15/0.55  % Estimated wc time : 1092
% 0.15/0.55  % Estimated cpu time (7 cpus) : 156.0
% 0.15/0.57  % /export/starexec/sandbox2/solver/bin/fo/fo6_bce.sh running for 75s
% 0.15/0.58  % /export/starexec/sandbox2/solver/bin/fo/fo3_bce.sh running for 75s
% 0.15/0.58  % /export/starexec/sandbox2/solver/bin/fo/fo1_av.sh running for 75s
% 0.15/0.59  % /export/starexec/sandbox2/solver/bin/fo/fo7.sh running for 63s
% 0.15/0.60  % /export/starexec/sandbox2/solver/bin/fo/fo13.sh running for 50s
% 0.15/0.60  % /export/starexec/sandbox2/solver/bin/fo/fo5.sh running for 50s
% 0.15/0.60  % /export/starexec/sandbox2/solver/bin/fo/fo4.sh running for 50s
% 4.31/1.09  % Solved by fo/fo4.sh.
% 4.31/1.09  % done 209 iterations in 0.462s
% 4.31/1.09  % SZS status Theorem for '/export/starexec/sandbox2/benchmark/theBenchmark.p'
% 4.31/1.09  % SZS output start Refutation
% See solution above
% 4.31/1.09  
% 4.31/1.09  
% 4.31/1.10  % Terminating...
% 4.32/1.19  % Runner terminated.
% 4.32/1.21  % Zipperpin 1.5 exiting
%------------------------------------------------------------------------------