TSTP Solution File: GRP222-1 by SnakeForV-SAT---1.0

View Problem - Process Solution

%------------------------------------------------------------------------------
% File     : SnakeForV-SAT---1.0
% Problem  : GRP222-1 : TPTP v8.1.0. Released v2.5.0.
% Transfm  : none
% Format   : tptp:raw
% Command  : vampire --input_syntax tptp --proof tptp --output_axiom_names on --mode portfolio --schedule snake_tptp_sat --cores 0 -t %d %s

% Computer : n014.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 16:20:56 EDT 2022

% Result   : Unsatisfiable 0.20s 0.55s
% Output   : Refutation 0.20s
% Verified : 
% SZS Type : Refutation
%            Derivation depth      :   19
%            Number of leaves      :   49
% Syntax   : Number of formulae    :  224 (  41 unt;   0 def)
%            Number of atoms       :  623 ( 252 equ)
%            Maximal formula atoms :    9 (   2 avg)
%            Number of connectives :  763 ( 364   ~; 381   |;   0   &)
%                                         (  18 <=>;   0  =>;   0  <=;   0 <~>)
%            Maximal formula depth :   15 (   3 avg)
%            Maximal term depth    :    3 (   1 avg)
%            Number of predicates  :   20 (  18 usr;  19 prp; 0-2 aty)
%            Number of functors    :   23 (  23 usr;  17 con; 0-2 aty)
%            Number of variables   :   38 (  38   !;   0   ?)

% Comments : 
%------------------------------------------------------------------------------
fof(f925,plain,
    $false,
    inference(avatar_sat_refutation,[],[f68,f78,f79,f93,f98,f103,f104,f105,f107,f108,f109,f110,f112,f113,f123,f208,f220,f265,f270,f360,f402,f540,f578,f697,f742,f756,f862,f914,f923]) ).

fof(f923,plain,
    ( ~ spl13_1
    | ~ spl13_6
    | spl13_15
    | ~ spl13_26 ),
    inference(avatar_contradiction_clause,[],[f922]) ).

fof(f922,plain,
    ( $false
    | ~ spl13_1
    | ~ spl13_6
    | spl13_15
    | ~ spl13_26 ),
    inference(subsumption_resolution,[],[f921,f268]) ).

fof(f268,plain,
    ( sk_c7 = inverse(sk_c4)
    | ~ spl13_26 ),
    inference(avatar_component_clause,[],[f267]) ).

fof(f267,plain,
    ( spl13_26
  <=> sk_c7 = inverse(sk_c4) ),
    introduced(avatar_definition,[new_symbols(naming,[spl13_26])]) ).

fof(f921,plain,
    ( sk_c7 != inverse(sk_c4)
    | ~ spl13_1
    | ~ spl13_6
    | spl13_15 ),
    inference(forward_demodulation,[],[f207,f821]) ).

fof(f821,plain,
    ( sk_c4 = sk_c5
    | ~ spl13_1
    | ~ spl13_6 ),
    inference(forward_demodulation,[],[f817,f809]) ).

fof(f809,plain,
    ( sk_c4 = multiply(inverse(sk_c7),identity)
    | ~ spl13_1 ),
    inference(superposition,[],[f302,f598]) ).

fof(f598,plain,
    ( identity = multiply(sk_c7,sk_c4)
    | ~ spl13_1 ),
    inference(superposition,[],[f127,f63]) ).

fof(f63,plain,
    ( sk_c7 = sF0
    | ~ spl13_1 ),
    inference(avatar_component_clause,[],[f61]) ).

fof(f61,plain,
    ( spl13_1
  <=> sk_c7 = sF0 ),
    introduced(avatar_definition,[new_symbols(naming,[spl13_1])]) ).

fof(f127,plain,
    identity = multiply(sF0,sk_c4),
    inference(superposition,[],[f2,f26]) ).

fof(f26,plain,
    inverse(sk_c4) = sF0,
    introduced(function_definition,[]) ).

fof(f2,axiom,
    ! [X0] : identity = multiply(inverse(X0),X0),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',left_inverse) ).

fof(f302,plain,
    ! [X12,X13] : multiply(inverse(X12),multiply(X12,X13)) = X13,
    inference(forward_demodulation,[],[f276,f1]) ).

fof(f1,axiom,
    ! [X0] : multiply(identity,X0) = X0,
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',left_identity) ).

fof(f276,plain,
    ! [X12,X13] : multiply(inverse(X12),multiply(X12,X13)) = multiply(identity,X13),
    inference(superposition,[],[f3,f2]) ).

fof(f3,axiom,
    ! [X2,X0,X1] : multiply(multiply(X0,X1),X2) = multiply(X0,multiply(X1,X2)),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',associativity) ).

fof(f817,plain,
    ( sk_c5 = multiply(inverse(sk_c7),identity)
    | ~ spl13_6 ),
    inference(superposition,[],[f302,f616]) ).

fof(f616,plain,
    ( identity = multiply(sk_c7,sk_c5)
    | ~ spl13_6 ),
    inference(superposition,[],[f128,f87]) ).

fof(f87,plain,
    ( sk_c7 = sF6
    | ~ spl13_6 ),
    inference(avatar_component_clause,[],[f85]) ).

fof(f85,plain,
    ( spl13_6
  <=> sk_c7 = sF6 ),
    introduced(avatar_definition,[new_symbols(naming,[spl13_6])]) ).

fof(f128,plain,
    identity = multiply(sF6,sk_c5),
    inference(superposition,[],[f2,f35]) ).

fof(f35,plain,
    inverse(sk_c5) = sF6,
    introduced(function_definition,[]) ).

fof(f207,plain,
    ( sk_c7 != inverse(sk_c5)
    | spl13_15 ),
    inference(avatar_component_clause,[],[f205]) ).

fof(f205,plain,
    ( spl13_15
  <=> sk_c7 = inverse(sk_c5) ),
    introduced(avatar_definition,[new_symbols(naming,[spl13_15])]) ).

fof(f914,plain,
    ( ~ spl13_1
    | ~ spl13_3
    | ~ spl13_6
    | ~ spl13_20
    | spl13_23 ),
    inference(avatar_contradiction_clause,[],[f913]) ).

fof(f913,plain,
    ( $false
    | ~ spl13_1
    | ~ spl13_3
    | ~ spl13_6
    | ~ spl13_20
    | spl13_23 ),
    inference(subsumption_resolution,[],[f912,f241]) ).

fof(f241,plain,
    ( identity = sk_c6
    | ~ spl13_20 ),
    inference(avatar_component_clause,[],[f240]) ).

fof(f240,plain,
    ( spl13_20
  <=> identity = sk_c6 ),
    introduced(avatar_definition,[new_symbols(naming,[spl13_20])]) ).

fof(f912,plain,
    ( identity != sk_c6
    | ~ spl13_1
    | ~ spl13_3
    | ~ spl13_6
    | ~ spl13_20
    | spl13_23 ),
    inference(superposition,[],[f255,f907]) ).

fof(f907,plain,
    ( identity = sF10(sk_c4)
    | ~ spl13_1
    | ~ spl13_3
    | ~ spl13_6
    | ~ spl13_20 ),
    inference(superposition,[],[f898,f596]) ).

fof(f596,plain,
    ( sF10(sk_c4) = sF11(sk_c7)
    | ~ spl13_1 ),
    inference(superposition,[],[f166,f63]) ).

fof(f166,plain,
    sF10(sk_c4) = sF11(sF0),
    inference(superposition,[],[f153,f47]) ).

fof(f47,plain,
    ! [X6] : multiply(X6,sk_c7) = sF11(X6),
    introduced(function_definition,[]) ).

fof(f153,plain,
    sF10(sk_c4) = multiply(sF0,sk_c7),
    inference(superposition,[],[f46,f26]) ).

fof(f46,plain,
    ! [X4] : sF10(X4) = multiply(inverse(X4),sk_c7),
    introduced(function_definition,[]) ).

fof(f898,plain,
    ( identity = sF11(sk_c7)
    | ~ spl13_3
    | ~ spl13_6
    | ~ spl13_20 ),
    inference(forward_demodulation,[],[f892,f241]) ).

fof(f892,plain,
    ( sk_c6 = sF11(sk_c7)
    | ~ spl13_3
    | ~ spl13_6 ),
    inference(superposition,[],[f732,f47]) ).

fof(f732,plain,
    ( sk_c6 = multiply(sk_c7,sk_c7)
    | ~ spl13_3
    | ~ spl13_6 ),
    inference(forward_demodulation,[],[f621,f72]) ).

fof(f72,plain,
    ( sk_c7 = sF3
    | ~ spl13_3 ),
    inference(avatar_component_clause,[],[f70]) ).

fof(f70,plain,
    ( spl13_3
  <=> sk_c7 = sF3 ),
    introduced(avatar_definition,[new_symbols(naming,[spl13_3])]) ).

fof(f621,plain,
    ( sk_c6 = multiply(sk_c7,sF3)
    | ~ spl13_6 ),
    inference(superposition,[],[f339,f87]) ).

fof(f339,plain,
    sk_c6 = multiply(sF6,sF3),
    inference(forward_demodulation,[],[f329,f35]) ).

fof(f329,plain,
    sk_c6 = multiply(inverse(sk_c5),sF3),
    inference(superposition,[],[f302,f30]) ).

fof(f30,plain,
    multiply(sk_c5,sk_c6) = sF3,
    introduced(function_definition,[]) ).

fof(f255,plain,
    ( sk_c6 != sF10(sk_c4)
    | spl13_23 ),
    inference(avatar_component_clause,[],[f253]) ).

fof(f253,plain,
    ( spl13_23
  <=> sk_c6 = sF10(sk_c4) ),
    introduced(avatar_definition,[new_symbols(naming,[spl13_23])]) ).

fof(f862,plain,
    ( spl13_20
    | ~ spl13_1
    | ~ spl13_7 ),
    inference(avatar_split_clause,[],[f855,f90,f61,f240]) ).

fof(f90,plain,
    ( spl13_7
  <=> sk_c6 = sF4 ),
    introduced(avatar_definition,[new_symbols(naming,[spl13_7])]) ).

fof(f855,plain,
    ( identity = sk_c6
    | ~ spl13_1
    | ~ spl13_7 ),
    inference(superposition,[],[f92,f851]) ).

fof(f851,plain,
    ( identity = sF4
    | ~ spl13_1 ),
    inference(forward_demodulation,[],[f850,f2]) ).

fof(f850,plain,
    ( sF4 = multiply(inverse(sk_c7),sk_c7)
    | ~ spl13_1 ),
    inference(forward_demodulation,[],[f845,f63]) ).

fof(f845,plain,
    sF4 = multiply(inverse(sF0),sk_c7),
    inference(superposition,[],[f302,f343]) ).

fof(f343,plain,
    sk_c7 = multiply(sF0,sF4),
    inference(forward_demodulation,[],[f327,f26]) ).

fof(f327,plain,
    sk_c7 = multiply(inverse(sk_c4),sF4),
    inference(superposition,[],[f302,f32]) ).

fof(f32,plain,
    multiply(sk_c4,sk_c7) = sF4,
    introduced(function_definition,[]) ).

fof(f92,plain,
    ( sk_c6 = sF4
    | ~ spl13_7 ),
    inference(avatar_component_clause,[],[f90]) ).

fof(f756,plain,
    ( ~ spl13_1
    | spl13_26 ),
    inference(avatar_contradiction_clause,[],[f755]) ).

fof(f755,plain,
    ( $false
    | ~ spl13_1
    | spl13_26 ),
    inference(subsumption_resolution,[],[f754,f63]) ).

fof(f754,plain,
    ( sk_c7 != sF0
    | spl13_26 ),
    inference(superposition,[],[f269,f26]) ).

fof(f269,plain,
    ( sk_c7 != inverse(sk_c4)
    | spl13_26 ),
    inference(avatar_component_clause,[],[f267]) ).

fof(f742,plain,
    ( ~ spl13_1
    | ~ spl13_7
    | ~ spl13_12
    | ~ spl13_23 ),
    inference(avatar_contradiction_clause,[],[f741]) ).

fof(f741,plain,
    ( $false
    | ~ spl13_1
    | ~ spl13_7
    | ~ spl13_12
    | ~ spl13_23 ),
    inference(subsumption_resolution,[],[f740,f254]) ).

fof(f254,plain,
    ( sk_c6 = sF10(sk_c4)
    | ~ spl13_23 ),
    inference(avatar_component_clause,[],[f253]) ).

fof(f740,plain,
    ( sk_c6 != sF10(sk_c4)
    | ~ spl13_1
    | ~ spl13_7
    | ~ spl13_12 ),
    inference(trivial_inequality_removal,[],[f738]) ).

fof(f738,plain,
    ( sk_c6 != sF10(sk_c4)
    | sk_c6 != sk_c6
    | ~ spl13_1
    | ~ spl13_7
    | ~ spl13_12 ),
    inference(superposition,[],[f122,f708]) ).

fof(f708,plain,
    ( sk_c6 = sF12(sk_c4)
    | ~ spl13_1
    | ~ spl13_7 ),
    inference(forward_demodulation,[],[f603,f92]) ).

fof(f603,plain,
    ( sF4 = sF12(sk_c4)
    | ~ spl13_1 ),
    inference(forward_demodulation,[],[f595,f32]) ).

fof(f595,plain,
    ( multiply(sk_c4,sk_c7) = sF12(sk_c4)
    | ~ spl13_1 ),
    inference(superposition,[],[f180,f63]) ).

fof(f180,plain,
    sF12(sk_c4) = multiply(sk_c4,sF0),
    inference(superposition,[],[f48,f26]) ).

fof(f48,plain,
    ! [X4] : multiply(X4,inverse(X4)) = sF12(X4),
    introduced(function_definition,[]) ).

fof(f122,plain,
    ( ! [X4] :
        ( sk_c6 != sF12(X4)
        | sk_c6 != sF10(X4) )
    | ~ spl13_12 ),
    inference(avatar_component_clause,[],[f121]) ).

fof(f121,plain,
    ( spl13_12
  <=> ! [X4] :
        ( sk_c6 != sF10(X4)
        | sk_c6 != sF12(X4) ) ),
    introduced(avatar_definition,[new_symbols(naming,[spl13_12])]) ).

fof(f697,plain,
    ( ~ spl13_1
    | ~ spl13_4
    | ~ spl13_7
    | ~ spl13_12
    | ~ spl13_20
    | ~ spl13_24 ),
    inference(avatar_contradiction_clause,[],[f696]) ).

fof(f696,plain,
    ( $false
    | ~ spl13_1
    | ~ spl13_4
    | ~ spl13_7
    | ~ spl13_12
    | ~ spl13_20
    | ~ spl13_24 ),
    inference(subsumption_resolution,[],[f695,f609]) ).

fof(f609,plain,
    ( identity = sF10(sk_c4)
    | ~ spl13_1
    | ~ spl13_4
    | ~ spl13_20
    | ~ spl13_24 ),
    inference(forward_demodulation,[],[f606,f241]) ).

fof(f606,plain,
    ( sk_c6 = sF10(sk_c4)
    | ~ spl13_1
    | ~ spl13_4
    | ~ spl13_24 ),
    inference(forward_demodulation,[],[f605,f259]) ).

fof(f259,plain,
    ( sk_c6 = sF10(sk_c1)
    | ~ spl13_24 ),
    inference(avatar_component_clause,[],[f258]) ).

fof(f258,plain,
    ( spl13_24
  <=> sk_c6 = sF10(sk_c1) ),
    introduced(avatar_definition,[new_symbols(naming,[spl13_24])]) ).

fof(f605,plain,
    ( sF10(sk_c4) = sF10(sk_c1)
    | ~ spl13_1
    | ~ spl13_4 ),
    inference(forward_demodulation,[],[f597,f163]) ).

fof(f163,plain,
    ( multiply(sk_c7,sk_c7) = sF10(sk_c1)
    | ~ spl13_4 ),
    inference(forward_demodulation,[],[f152,f77]) ).

fof(f77,plain,
    ( sk_c7 = sF1
    | ~ spl13_4 ),
    inference(avatar_component_clause,[],[f75]) ).

fof(f75,plain,
    ( spl13_4
  <=> sk_c7 = sF1 ),
    introduced(avatar_definition,[new_symbols(naming,[spl13_4])]) ).

fof(f152,plain,
    multiply(sF1,sk_c7) = sF10(sk_c1),
    inference(superposition,[],[f46,f27]) ).

fof(f27,plain,
    inverse(sk_c1) = sF1,
    introduced(function_definition,[]) ).

fof(f597,plain,
    ( multiply(sk_c7,sk_c7) = sF10(sk_c4)
    | ~ spl13_1 ),
    inference(superposition,[],[f153,f63]) ).

fof(f695,plain,
    ( identity != sF10(sk_c4)
    | ~ spl13_1
    | ~ spl13_7
    | ~ spl13_12
    | ~ spl13_20 ),
    inference(trivial_inequality_removal,[],[f694]) ).

fof(f694,plain,
    ( identity != sF10(sk_c4)
    | identity != identity
    | ~ spl13_1
    | ~ spl13_7
    | ~ spl13_12
    | ~ spl13_20 ),
    inference(superposition,[],[f542,f604]) ).

fof(f604,plain,
    ( identity = sF12(sk_c4)
    | ~ spl13_1
    | ~ spl13_7
    | ~ spl13_20 ),
    inference(forward_demodulation,[],[f603,f592]) ).

fof(f592,plain,
    ( identity = sF4
    | ~ spl13_7
    | ~ spl13_20 ),
    inference(forward_demodulation,[],[f92,f241]) ).

fof(f542,plain,
    ( ! [X4] :
        ( identity != sF12(X4)
        | identity != sF10(X4) )
    | ~ spl13_12
    | ~ spl13_20 ),
    inference(forward_demodulation,[],[f541,f241]) ).

fof(f541,plain,
    ( ! [X4] :
        ( identity != sF12(X4)
        | sk_c6 != sF10(X4) )
    | ~ spl13_12
    | ~ spl13_20 ),
    inference(forward_demodulation,[],[f122,f241]) ).

fof(f578,plain,
    ( ~ spl13_2
    | ~ spl13_4
    | ~ spl13_5
    | ~ spl13_8
    | ~ spl13_12
    | ~ spl13_20
    | ~ spl13_24 ),
    inference(avatar_contradiction_clause,[],[f577]) ).

fof(f577,plain,
    ( $false
    | ~ spl13_2
    | ~ spl13_4
    | ~ spl13_5
    | ~ spl13_8
    | ~ spl13_12
    | ~ spl13_20
    | ~ spl13_24 ),
    inference(subsumption_resolution,[],[f576,f158]) ).

fof(f158,plain,
    identity = sF10(sk_c7),
    inference(superposition,[],[f2,f46]) ).

fof(f576,plain,
    ( identity != sF10(sk_c7)
    | ~ spl13_2
    | ~ spl13_4
    | ~ spl13_5
    | ~ spl13_8
    | ~ spl13_12
    | ~ spl13_20
    | ~ spl13_24 ),
    inference(forward_demodulation,[],[f575,f512]) ).

fof(f512,plain,
    ( sk_c7 = sk_c2
    | ~ spl13_2
    | ~ spl13_4
    | ~ spl13_5
    | ~ spl13_8
    | ~ spl13_20
    | ~ spl13_24 ),
    inference(superposition,[],[f1,f492]) ).

fof(f492,plain,
    ( sk_c7 = multiply(identity,sk_c2)
    | ~ spl13_2
    | ~ spl13_4
    | ~ spl13_5
    | ~ spl13_8
    | ~ spl13_20
    | ~ spl13_24 ),
    inference(forward_demodulation,[],[f491,f241]) ).

fof(f491,plain,
    ( sk_c7 = multiply(sk_c6,sk_c2)
    | ~ spl13_2
    | ~ spl13_4
    | ~ spl13_5
    | ~ spl13_8
    | ~ spl13_20
    | ~ spl13_24 ),
    inference(forward_demodulation,[],[f459,f484]) ).

fof(f484,plain,
    ( sk_c7 = multiply(sk_c2,identity)
    | ~ spl13_2
    | ~ spl13_4
    | ~ spl13_5
    | ~ spl13_8
    | ~ spl13_20
    | ~ spl13_24 ),
    inference(forward_demodulation,[],[f483,f410]) ).

fof(f410,plain,
    ( sk_c7 = sk_c3
    | ~ spl13_2
    | ~ spl13_4
    | ~ spl13_5
    | ~ spl13_8
    | ~ spl13_20
    | ~ spl13_24 ),
    inference(forward_demodulation,[],[f408,f146]) ).

fof(f146,plain,
    sk_c7 = sF11(identity),
    inference(superposition,[],[f1,f47]) ).

fof(f408,plain,
    ( sk_c3 = sF11(identity)
    | ~ spl13_2
    | ~ spl13_4
    | ~ spl13_5
    | ~ spl13_8
    | ~ spl13_20
    | ~ spl13_24 ),
    inference(superposition,[],[f375,f241]) ).

fof(f375,plain,
    ( sk_c3 = sF11(sk_c6)
    | ~ spl13_2
    | ~ spl13_4
    | ~ spl13_5
    | ~ spl13_8
    | ~ spl13_24 ),
    inference(forward_demodulation,[],[f374,f351]) ).

fof(f351,plain,
    ( sk_c3 = multiply(sk_c3,sk_c6)
    | ~ spl13_2
    | ~ spl13_8 ),
    inference(forward_demodulation,[],[f350,f67]) ).

fof(f67,plain,
    ( sk_c3 = sF8
    | ~ spl13_2 ),
    inference(avatar_component_clause,[],[f65]) ).

fof(f65,plain,
    ( spl13_2
  <=> sk_c3 = sF8 ),
    introduced(avatar_definition,[new_symbols(naming,[spl13_2])]) ).

fof(f350,plain,
    ( sk_c3 = multiply(sF8,sk_c6)
    | ~ spl13_8 ),
    inference(forward_demodulation,[],[f349,f43]) ).

fof(f43,plain,
    inverse(sk_c2) = sF8,
    introduced(function_definition,[]) ).

fof(f349,plain,
    ( sk_c3 = multiply(inverse(sk_c2),sk_c6)
    | ~ spl13_8 ),
    inference(forward_demodulation,[],[f331,f97]) ).

fof(f97,plain,
    ( sk_c6 = sF7
    | ~ spl13_8 ),
    inference(avatar_component_clause,[],[f95]) ).

fof(f95,plain,
    ( spl13_8
  <=> sk_c6 = sF7 ),
    introduced(avatar_definition,[new_symbols(naming,[spl13_8])]) ).

fof(f331,plain,
    sk_c3 = multiply(inverse(sk_c2),sF7),
    inference(superposition,[],[f302,f38]) ).

fof(f38,plain,
    multiply(sk_c2,sk_c3) = sF7,
    introduced(function_definition,[]) ).

fof(f374,plain,
    ( multiply(sk_c3,sk_c6) = sF11(sk_c6)
    | ~ spl13_4
    | ~ spl13_5
    | ~ spl13_24 ),
    inference(forward_demodulation,[],[f373,f47]) ).

fof(f373,plain,
    ( multiply(sk_c3,sk_c6) = multiply(sk_c6,sk_c7)
    | ~ spl13_4
    | ~ spl13_5
    | ~ spl13_24 ),
    inference(forward_demodulation,[],[f372,f259]) ).

fof(f372,plain,
    ( multiply(sk_c6,sk_c7) = multiply(sk_c3,sF10(sk_c1))
    | ~ spl13_4
    | ~ spl13_5 ),
    inference(forward_demodulation,[],[f365,f165]) ).

fof(f165,plain,
    ( sF11(sk_c7) = sF10(sk_c1)
    | ~ spl13_4 ),
    inference(superposition,[],[f47,f163]) ).

fof(f365,plain,
    ( multiply(sk_c6,sk_c7) = multiply(sk_c3,sF11(sk_c7))
    | ~ spl13_5 ),
    inference(superposition,[],[f299,f47]) ).

fof(f299,plain,
    ( ! [X24] : multiply(sk_c3,multiply(sk_c7,X24)) = multiply(sk_c6,X24)
    | ~ spl13_5 ),
    inference(forward_demodulation,[],[f286,f83]) ).

fof(f83,plain,
    ( sk_c6 = sF5
    | ~ spl13_5 ),
    inference(avatar_component_clause,[],[f81]) ).

fof(f81,plain,
    ( spl13_5
  <=> sk_c6 = sF5 ),
    introduced(avatar_definition,[new_symbols(naming,[spl13_5])]) ).

fof(f286,plain,
    ! [X24] : multiply(sF5,X24) = multiply(sk_c3,multiply(sk_c7,X24)),
    inference(superposition,[],[f3,f33]) ).

fof(f33,plain,
    multiply(sk_c3,sk_c7) = sF5,
    introduced(function_definition,[]) ).

fof(f483,plain,
    ( sk_c3 = multiply(sk_c2,identity)
    | ~ spl13_2
    | ~ spl13_4
    | ~ spl13_5
    | ~ spl13_8
    | ~ spl13_20
    | ~ spl13_24 ),
    inference(forward_demodulation,[],[f482,f241]) ).

fof(f482,plain,
    ( sk_c3 = multiply(sk_c2,sk_c6)
    | ~ spl13_2
    | ~ spl13_4
    | ~ spl13_5
    | ~ spl13_8
    | ~ spl13_24 ),
    inference(forward_demodulation,[],[f481,f83]) ).

fof(f481,plain,
    ( sk_c3 = multiply(sk_c2,sF5)
    | ~ spl13_2
    | ~ spl13_4
    | ~ spl13_5
    | ~ spl13_8
    | ~ spl13_24 ),
    inference(forward_demodulation,[],[f480,f375]) ).

fof(f480,plain,
    ( multiply(sk_c2,sF5) = sF11(sk_c6)
    | ~ spl13_8 ),
    inference(forward_demodulation,[],[f457,f47]) ).

fof(f457,plain,
    ( multiply(sk_c2,sF5) = multiply(sk_c6,sk_c7)
    | ~ spl13_8 ),
    inference(superposition,[],[f309,f33]) ).

fof(f309,plain,
    ( ! [X23] : multiply(sk_c6,X23) = multiply(sk_c2,multiply(sk_c3,X23))
    | ~ spl13_8 ),
    inference(forward_demodulation,[],[f285,f97]) ).

fof(f285,plain,
    ! [X23] : multiply(sF7,X23) = multiply(sk_c2,multiply(sk_c3,X23)),
    inference(superposition,[],[f3,f38]) ).

fof(f459,plain,
    ( multiply(sk_c6,sk_c2) = multiply(sk_c2,identity)
    | ~ spl13_2
    | ~ spl13_8 ),
    inference(superposition,[],[f309,f130]) ).

fof(f130,plain,
    ( identity = multiply(sk_c3,sk_c2)
    | ~ spl13_2 ),
    inference(forward_demodulation,[],[f129,f67]) ).

fof(f129,plain,
    identity = multiply(sF8,sk_c2),
    inference(superposition,[],[f2,f43]) ).

fof(f575,plain,
    ( identity != sF10(sk_c2)
    | ~ spl13_2
    | ~ spl13_8
    | ~ spl13_12
    | ~ spl13_20 ),
    inference(subsumption_resolution,[],[f561,f241]) ).

fof(f561,plain,
    ( identity != sk_c6
    | identity != sF10(sk_c2)
    | ~ spl13_2
    | ~ spl13_8
    | ~ spl13_12
    | ~ spl13_20 ),
    inference(superposition,[],[f542,f187]) ).

fof(f187,plain,
    ( sk_c6 = sF12(sk_c2)
    | ~ spl13_2
    | ~ spl13_8 ),
    inference(forward_demodulation,[],[f186,f97]) ).

fof(f186,plain,
    ( sF12(sk_c2) = sF7
    | ~ spl13_2 ),
    inference(forward_demodulation,[],[f185,f38]) ).

fof(f185,plain,
    ( multiply(sk_c2,sk_c3) = sF12(sk_c2)
    | ~ spl13_2 ),
    inference(forward_demodulation,[],[f182,f67]) ).

fof(f182,plain,
    multiply(sk_c2,sF8) = sF12(sk_c2),
    inference(superposition,[],[f48,f43]) ).

fof(f540,plain,
    ( spl13_25
    | ~ spl13_2
    | ~ spl13_4
    | ~ spl13_5
    | ~ spl13_8
    | ~ spl13_20
    | ~ spl13_24 ),
    inference(avatar_split_clause,[],[f528,f258,f240,f95,f81,f75,f65,f262]) ).

fof(f262,plain,
    ( spl13_25
  <=> sk_c7 = inverse(sk_c7) ),
    introduced(avatar_definition,[new_symbols(naming,[spl13_25])]) ).

fof(f528,plain,
    ( sk_c7 = inverse(sk_c7)
    | ~ spl13_2
    | ~ spl13_4
    | ~ spl13_5
    | ~ spl13_8
    | ~ spl13_20
    | ~ spl13_24 ),
    inference(forward_demodulation,[],[f527,f410]) ).

fof(f527,plain,
    ( sk_c3 = inverse(sk_c7)
    | ~ spl13_2
    | ~ spl13_4
    | ~ spl13_5
    | ~ spl13_8
    | ~ spl13_20
    | ~ spl13_24 ),
    inference(forward_demodulation,[],[f519,f67]) ).

fof(f519,plain,
    ( sF8 = inverse(sk_c7)
    | ~ spl13_2
    | ~ spl13_4
    | ~ spl13_5
    | ~ spl13_8
    | ~ spl13_20
    | ~ spl13_24 ),
    inference(superposition,[],[f43,f512]) ).

fof(f402,plain,
    ( spl13_20
    | ~ spl13_2
    | ~ spl13_8 ),
    inference(avatar_split_clause,[],[f399,f95,f65,f240]) ).

fof(f399,plain,
    ( identity = sk_c6
    | ~ spl13_2
    | ~ spl13_8 ),
    inference(forward_demodulation,[],[f397,f2]) ).

fof(f397,plain,
    ( sk_c6 = multiply(inverse(sk_c3),sk_c3)
    | ~ spl13_2
    | ~ spl13_8 ),
    inference(superposition,[],[f302,f351]) ).

fof(f360,plain,
    ( spl13_24
    | ~ spl13_4
    | ~ spl13_9 ),
    inference(avatar_split_clause,[],[f355,f100,f75,f258]) ).

fof(f100,plain,
    ( spl13_9
  <=> sk_c7 = sF2 ),
    introduced(avatar_definition,[new_symbols(naming,[spl13_9])]) ).

fof(f355,plain,
    ( sk_c6 = sF10(sk_c1)
    | ~ spl13_4
    | ~ spl13_9 ),
    inference(superposition,[],[f163,f342]) ).

fof(f342,plain,
    ( sk_c6 = multiply(sk_c7,sk_c7)
    | ~ spl13_4
    | ~ spl13_9 ),
    inference(forward_demodulation,[],[f341,f77]) ).

fof(f341,plain,
    ( sk_c6 = multiply(sF1,sk_c7)
    | ~ spl13_9 ),
    inference(forward_demodulation,[],[f340,f27]) ).

fof(f340,plain,
    ( sk_c6 = multiply(inverse(sk_c1),sk_c7)
    | ~ spl13_9 ),
    inference(forward_demodulation,[],[f324,f102]) ).

fof(f102,plain,
    ( sk_c7 = sF2
    | ~ spl13_9 ),
    inference(avatar_component_clause,[],[f100]) ).

fof(f324,plain,
    sk_c6 = multiply(inverse(sk_c1),sF2),
    inference(superposition,[],[f302,f29]) ).

fof(f29,plain,
    multiply(sk_c1,sk_c6) = sF2,
    introduced(function_definition,[]) ).

fof(f270,plain,
    ( ~ spl13_7
    | ~ spl13_26
    | ~ spl13_11 ),
    inference(avatar_split_clause,[],[f225,f118,f267,f90]) ).

fof(f118,plain,
    ( spl13_11
  <=> ! [X6] :
        ( sk_c7 != inverse(X6)
        | sk_c6 != sF11(X6) ) ),
    introduced(avatar_definition,[new_symbols(naming,[spl13_11])]) ).

fof(f225,plain,
    ( sk_c7 != inverse(sk_c4)
    | sk_c6 != sF4
    | ~ spl13_11 ),
    inference(superposition,[],[f119,f148]) ).

fof(f148,plain,
    sF4 = sF11(sk_c4),
    inference(superposition,[],[f32,f47]) ).

fof(f119,plain,
    ( ! [X6] :
        ( sk_c6 != sF11(X6)
        | sk_c7 != inverse(X6) )
    | ~ spl13_11 ),
    inference(avatar_component_clause,[],[f118]) ).

fof(f265,plain,
    ( ~ spl13_24
    | ~ spl13_25
    | ~ spl13_4
    | ~ spl13_11 ),
    inference(avatar_split_clause,[],[f224,f118,f75,f262,f258]) ).

fof(f224,plain,
    ( sk_c7 != inverse(sk_c7)
    | sk_c6 != sF10(sk_c1)
    | ~ spl13_4
    | ~ spl13_11 ),
    inference(superposition,[],[f119,f165]) ).

fof(f220,plain,
    ( ~ spl13_4
    | ~ spl13_9
    | ~ spl13_10 ),
    inference(avatar_contradiction_clause,[],[f219]) ).

fof(f219,plain,
    ( $false
    | ~ spl13_4
    | ~ spl13_9
    | ~ spl13_10 ),
    inference(subsumption_resolution,[],[f218,f77]) ).

fof(f218,plain,
    ( sk_c7 != sF1
    | ~ spl13_9
    | ~ spl13_10 ),
    inference(superposition,[],[f194,f27]) ).

fof(f194,plain,
    ( inverse(sk_c1) != sk_c7
    | ~ spl13_9
    | ~ spl13_10 ),
    inference(trivial_inequality_removal,[],[f192]) ).

fof(f192,plain,
    ( sk_c7 != sk_c7
    | inverse(sk_c1) != sk_c7
    | ~ spl13_9
    | ~ spl13_10 ),
    inference(superposition,[],[f116,f140]) ).

fof(f140,plain,
    ( sk_c7 = sF9(sk_c1)
    | ~ spl13_9 ),
    inference(forward_demodulation,[],[f134,f102]) ).

fof(f134,plain,
    sF2 = sF9(sk_c1),
    inference(superposition,[],[f45,f29]) ).

fof(f45,plain,
    ! [X7] : multiply(X7,sk_c6) = sF9(X7),
    introduced(function_definition,[]) ).

fof(f116,plain,
    ( ! [X3] :
        ( sk_c7 != sF9(X3)
        | sk_c7 != inverse(X3) )
    | ~ spl13_10 ),
    inference(avatar_component_clause,[],[f115]) ).

fof(f115,plain,
    ( spl13_10
  <=> ! [X3] :
        ( sk_c7 != sF9(X3)
        | sk_c7 != inverse(X3) ) ),
    introduced(avatar_definition,[new_symbols(naming,[spl13_10])]) ).

fof(f208,plain,
    ( ~ spl13_15
    | ~ spl13_3
    | ~ spl13_10 ),
    inference(avatar_split_clause,[],[f193,f115,f70,f205]) ).

fof(f193,plain,
    ( sk_c7 != sF3
    | sk_c7 != inverse(sk_c5)
    | ~ spl13_10 ),
    inference(superposition,[],[f116,f139]) ).

fof(f139,plain,
    sF9(sk_c5) = sF3,
    inference(superposition,[],[f30,f45]) ).

fof(f123,plain,
    ( spl13_10
    | spl13_11
    | spl13_12
    | spl13_10 ),
    inference(avatar_split_clause,[],[f49,f115,f121,f118,f115]) ).

fof(f49,plain,
    ! [X3,X6,X7,X4] :
      ( sk_c7 != sF9(X7)
      | sk_c6 != sF10(X4)
      | sk_c7 != inverse(X6)
      | sk_c7 != sF9(X3)
      | sk_c7 != inverse(X7)
      | sk_c6 != sF11(X6)
      | sk_c6 != sF12(X4)
      | sk_c7 != inverse(X3) ),
    inference(definition_folding,[],[f25,f48,f47,f46,f45,f45]) ).

fof(f25,plain,
    ! [X3,X6,X7,X4] :
      ( sk_c7 != inverse(X3)
      | sk_c7 != multiply(X7,sk_c6)
      | sk_c7 != inverse(X7)
      | sk_c7 != multiply(X3,sk_c6)
      | sk_c6 != multiply(inverse(X4),sk_c7)
      | sk_c7 != inverse(X6)
      | sk_c6 != multiply(X6,sk_c7)
      | sk_c6 != multiply(X4,inverse(X4)) ),
    inference(equality_resolution,[],[f24]) ).

fof(f24,axiom,
    ! [X3,X6,X7,X4,X5] :
      ( inverse(X4) != X5
      | sk_c7 != inverse(X3)
      | sk_c7 != multiply(X7,sk_c6)
      | sk_c7 != inverse(X7)
      | sk_c7 != multiply(X3,sk_c6)
      | sk_c6 != multiply(X5,sk_c7)
      | sk_c7 != inverse(X6)
      | sk_c6 != multiply(X6,sk_c7)
      | sk_c6 != multiply(X4,X5) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',prove_this_21) ).

fof(f113,plain,
    ( spl13_6
    | spl13_9 ),
    inference(avatar_split_clause,[],[f42,f100,f85]) ).

fof(f42,plain,
    ( sk_c7 = sF2
    | sk_c7 = sF6 ),
    inference(definition_folding,[],[f10,f35,f29]) ).

fof(f10,axiom,
    ( sk_c7 = multiply(sk_c1,sk_c6)
    | sk_c7 = inverse(sk_c5) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',prove_this_7) ).

fof(f112,plain,
    ( spl13_1
    | spl13_9 ),
    inference(avatar_split_clause,[],[f59,f100,f61]) ).

fof(f59,plain,
    ( sk_c7 = sF2
    | sk_c7 = sF0 ),
    inference(definition_folding,[],[f9,f26,f29]) ).

fof(f9,axiom,
    ( sk_c7 = multiply(sk_c1,sk_c6)
    | sk_c7 = inverse(sk_c4) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',prove_this_6) ).

fof(f110,plain,
    ( spl13_7
    | spl13_4 ),
    inference(avatar_split_clause,[],[f58,f75,f90]) ).

fof(f58,plain,
    ( sk_c7 = sF1
    | sk_c6 = sF4 ),
    inference(definition_folding,[],[f4,f32,f27]) ).

fof(f4,axiom,
    ( inverse(sk_c1) = sk_c7
    | multiply(sk_c4,sk_c7) = sk_c6 ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',prove_this_1) ).

fof(f109,plain,
    ( spl13_2
    | spl13_7 ),
    inference(avatar_split_clause,[],[f53,f90,f65]) ).

fof(f53,plain,
    ( sk_c6 = sF4
    | sk_c3 = sF8 ),
    inference(definition_folding,[],[f16,f43,f32]) ).

fof(f16,axiom,
    ( multiply(sk_c4,sk_c7) = sk_c6
    | sk_c3 = inverse(sk_c2) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',prove_this_13) ).

fof(f108,plain,
    ( spl13_8
    | spl13_1 ),
    inference(avatar_split_clause,[],[f41,f61,f95]) ).

fof(f41,plain,
    ( sk_c7 = sF0
    | sk_c6 = sF7 ),
    inference(definition_folding,[],[f13,f26,f38]) ).

fof(f13,axiom,
    ( sk_c6 = multiply(sk_c2,sk_c3)
    | sk_c7 = inverse(sk_c4) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',prove_this_10) ).

fof(f107,plain,
    ( spl13_9
    | spl13_7 ),
    inference(avatar_split_clause,[],[f40,f90,f100]) ).

fof(f40,plain,
    ( sk_c6 = sF4
    | sk_c7 = sF2 ),
    inference(definition_folding,[],[f8,f29,f32]) ).

fof(f8,axiom,
    ( multiply(sk_c4,sk_c7) = sk_c6
    | sk_c7 = multiply(sk_c1,sk_c6) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',prove_this_5) ).

fof(f105,plain,
    ( spl13_4
    | spl13_6 ),
    inference(avatar_split_clause,[],[f36,f85,f75]) ).

fof(f36,plain,
    ( sk_c7 = sF6
    | sk_c7 = sF1 ),
    inference(definition_folding,[],[f6,f27,f35]) ).

fof(f6,axiom,
    ( sk_c7 = inverse(sk_c5)
    | inverse(sk_c1) = sk_c7 ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',prove_this_3) ).

fof(f104,plain,
    ( spl13_1
    | spl13_5 ),
    inference(avatar_split_clause,[],[f51,f81,f61]) ).

fof(f51,plain,
    ( sk_c6 = sF5
    | sk_c7 = sF0 ),
    inference(definition_folding,[],[f21,f33,f26]) ).

fof(f21,axiom,
    ( sk_c7 = inverse(sk_c4)
    | sk_c6 = multiply(sk_c3,sk_c7) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',prove_this_18) ).

fof(f103,plain,
    ( spl13_3
    | spl13_9 ),
    inference(avatar_split_clause,[],[f31,f100,f70]) ).

fof(f31,plain,
    ( sk_c7 = sF2
    | sk_c7 = sF3 ),
    inference(definition_folding,[],[f11,f30,f29]) ).

fof(f11,axiom,
    ( sk_c7 = multiply(sk_c1,sk_c6)
    | sk_c7 = multiply(sk_c5,sk_c6) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',prove_this_8) ).

fof(f98,plain,
    ( spl13_7
    | spl13_8 ),
    inference(avatar_split_clause,[],[f55,f95,f90]) ).

fof(f55,plain,
    ( sk_c6 = sF7
    | sk_c6 = sF4 ),
    inference(definition_folding,[],[f12,f38,f32]) ).

fof(f12,axiom,
    ( multiply(sk_c4,sk_c7) = sk_c6
    | sk_c6 = multiply(sk_c2,sk_c3) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',prove_this_9) ).

fof(f93,plain,
    ( spl13_5
    | spl13_7 ),
    inference(avatar_split_clause,[],[f34,f90,f81]) ).

fof(f34,plain,
    ( sk_c6 = sF4
    | sk_c6 = sF5 ),
    inference(definition_folding,[],[f20,f33,f32]) ).

fof(f20,axiom,
    ( multiply(sk_c4,sk_c7) = sk_c6
    | sk_c6 = multiply(sk_c3,sk_c7) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',prove_this_17) ).

fof(f79,plain,
    ( spl13_4
    | spl13_3 ),
    inference(avatar_split_clause,[],[f50,f70,f75]) ).

fof(f50,plain,
    ( sk_c7 = sF3
    | sk_c7 = sF1 ),
    inference(definition_folding,[],[f7,f30,f27]) ).

fof(f7,axiom,
    ( inverse(sk_c1) = sk_c7
    | sk_c7 = multiply(sk_c5,sk_c6) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',prove_this_4) ).

fof(f78,plain,
    ( spl13_1
    | spl13_4 ),
    inference(avatar_split_clause,[],[f28,f75,f61]) ).

fof(f28,plain,
    ( sk_c7 = sF1
    | sk_c7 = sF0 ),
    inference(definition_folding,[],[f5,f27,f26]) ).

fof(f5,axiom,
    ( sk_c7 = inverse(sk_c4)
    | inverse(sk_c1) = sk_c7 ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',prove_this_2) ).

fof(f68,plain,
    ( spl13_1
    | spl13_2 ),
    inference(avatar_split_clause,[],[f54,f65,f61]) ).

fof(f54,plain,
    ( sk_c3 = sF8
    | sk_c7 = sF0 ),
    inference(definition_folding,[],[f17,f43,f26]) ).

fof(f17,axiom,
    ( sk_c7 = inverse(sk_c4)
    | sk_c3 = inverse(sk_c2) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',prove_this_14) ).

%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.08/0.13  % Problem    : GRP222-1 : TPTP v8.1.0. Released v2.5.0.
% 0.08/0.14  % Command    : vampire --input_syntax tptp --proof tptp --output_axiom_names on --mode portfolio --schedule snake_tptp_sat --cores 0 -t %d %s
% 0.14/0.35  % Computer : n014.cluster.edu
% 0.14/0.35  % Model    : x86_64 x86_64
% 0.14/0.35  % CPU      : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.14/0.35  % Memory   : 8042.1875MB
% 0.14/0.35  % OS       : Linux 3.10.0-693.el7.x86_64
% 0.14/0.35  % CPULimit   : 300
% 0.14/0.35  % WCLimit    : 300
% 0.14/0.35  % DateTime   : Mon Aug 29 22:22:18 EDT 2022
% 0.14/0.35  % CPUTime    : 
% 0.20/0.53  % (29950)ott+10_1:5_bd=off:tgt=full:i=99:si=on:rawr=on:rtra=on_0 on theBenchmark for (2999ds/99Mi)
% 0.20/0.53  % (29941)ott+33_1:4_s2a=on:tgt=ground:i=51:si=on:rawr=on:rtra=on_0 on theBenchmark for (2999ds/51Mi)
% 0.20/0.54  % (29950)First to succeed.
% 0.20/0.54  % (29964)ott+11_2:3_av=off:fde=unused:nwc=5.0:tgt=ground:i=177:si=on:rawr=on:rtra=on_0 on theBenchmark for (2999ds/177Mi)
% 0.20/0.55  % (29950)Refutation found. Thanks to Tanya!
% 0.20/0.55  % SZS status Unsatisfiable for theBenchmark
% 0.20/0.55  % SZS output start Proof for theBenchmark
% See solution above
% 0.20/0.55  % (29950)------------------------------
% 0.20/0.55  % (29950)Version: Vampire 4.7 (commit 807e37dd9 on 2022-08-23 09:55:27 +0200)
% 0.20/0.55  % (29950)Linked with Z3 4.8.13.0 f03d756e086f81f2596157241e0decfb1c982299 z3-4.8.4-5390-gf03d756e0
% 0.20/0.55  % (29950)Termination reason: Refutation
% 0.20/0.55  
% 0.20/0.55  % (29950)Memory used [KB]: 5884
% 0.20/0.55  % (29950)Time elapsed: 0.122 s
% 0.20/0.55  % (29950)Instructions burned: 25 (million)
% 0.20/0.55  % (29950)------------------------------
% 0.20/0.55  % (29950)------------------------------
% 0.20/0.55  % (29936)Success in time 0.187 s
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