TSTP Solution File: GEO048-2 by Vampire---4.8

View Problem - Process Solution

%------------------------------------------------------------------------------
% File     : Vampire---4.8
% Problem  : GEO048-2 : TPTP v8.1.2. Released v1.0.0.
% Transfm  : none
% Format   : tptp:raw
% Command  : vampire --input_syntax tptp --proof tptp --output_axiom_names on --mode portfolio --schedule file --schedule_file /export/starexec/sandbox/solver/bin/quickGreedyProduceRating_steal_pow3.txt --cores 8 -m 12000 -t %d %s

% Computer : n017.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 : Sun May  5 05:08:52 EDT 2024

% Result   : Unsatisfiable 0.61s 0.81s
% Output   : Refutation 0.61s
% Verified : 
% SZS Type : Refutation
%            Derivation depth      :    8
%            Number of leaves      :   12
% Syntax   : Number of formulae    :   32 (  11 unt;   0 def)
%            Number of atoms       :   63 (   4 equ)
%            Maximal formula atoms :    5 (   1 avg)
%            Number of connectives :   61 (  30   ~;  29   |;   0   &)
%                                         (   2 <=>;   0  =>;   0  <=;   0 <~>)
%            Maximal formula depth :   10 (   4 avg)
%            Maximal term depth    :    3 (   1 avg)
%            Number of predicates  :    6 (   4 usr;   3 prp; 0-4 aty)
%            Number of functors    :    8 (   8 usr;   6 con; 0-5 aty)
%            Number of variables   :   42 (  42   !;   0   ?)

% Comments : 
%------------------------------------------------------------------------------
fof(f83,plain,
    $false,
    inference(avatar_sat_refutation,[],[f42,f72,f82]) ).

fof(f82,plain,
    spl0_1,
    inference(avatar_contradiction_clause,[],[f81]) ).

fof(f81,plain,
    ( $false
    | spl0_1 ),
    inference(subsumption_resolution,[],[f77,f20]) ).

fof(f20,axiom,
    between(u1,v1,w),
    file('/export/starexec/sandbox/tmp/tmp.nfsIyY5Gjm/Vampire---4.8_28325',v1_between_u1_and_w) ).

fof(f77,plain,
    ( ~ between(u1,v1,w)
    | spl0_1 ),
    inference(resolution,[],[f76,f28]) ).

fof(f28,plain,
    ! [X0,X1] : between(X0,X1,X1),
    inference(superposition,[],[f4,f25]) ).

fof(f25,plain,
    ! [X2,X0,X1] : extension(X1,X0,X2,X2) = X0,
    inference(resolution,[],[f5,f3]) ).

fof(f3,axiom,
    ! [X2,X0,X1] :
      ( ~ equidistant(X0,X1,X2,X2)
      | X0 = X1 ),
    file('/export/starexec/sandbox/tmp/tmp.nfsIyY5Gjm/Vampire---4.8_28325',identity_for_equidistance) ).

fof(f5,axiom,
    ! [X3,X0,X1,X5] : equidistant(X1,extension(X0,X1,X5,X3),X5,X3),
    file('/export/starexec/sandbox/tmp/tmp.nfsIyY5Gjm/Vampire---4.8_28325',segment_construction2) ).

fof(f4,axiom,
    ! [X3,X0,X1,X5] : between(X0,X1,extension(X0,X1,X5,X3)),
    file('/export/starexec/sandbox/tmp/tmp.nfsIyY5Gjm/Vampire---4.8_28325',segment_construction1) ).

fof(f76,plain,
    ( ! [X0] :
        ( ~ between(v1,w,X0)
        | ~ between(u1,v1,X0) )
    | spl0_1 ),
    inference(resolution,[],[f75,f55]) ).

fof(f55,plain,
    ! [X2,X3,X0,X1] :
      ( between(X3,X1,X0)
      | ~ between(X1,X3,X2)
      | ~ between(X0,X1,X2) ),
    inference(duplicate_literal_removal,[],[f52]) ).

fof(f52,plain,
    ! [X2,X3,X0,X1] :
      ( between(X3,X1,X0)
      | ~ between(X1,X3,X2)
      | ~ between(X0,X1,X2)
      | ~ between(X0,X1,X2)
      | ~ between(X1,X3,X2) ),
    inference(superposition,[],[f9,f31]) ).

fof(f31,plain,
    ! [X2,X3,X0,X1] :
      ( inner_pasch(X3,X0,X2,X1,X0) = X0
      | ~ between(X3,X0,X2)
      | ~ between(X0,X1,X2) ),
    inference(resolution,[],[f8,f7]) ).

fof(f7,axiom,
    ! [X0,X1] :
      ( ~ between(X0,X1,X0)
      | X0 = X1 ),
    file('/export/starexec/sandbox/tmp/tmp.nfsIyY5Gjm/Vampire---4.8_28325',identity_for_betweeness) ).

fof(f8,axiom,
    ! [X3,X10,X0,X1,X5] :
      ( between(X3,inner_pasch(X10,X3,X5,X0,X1),X1)
      | ~ between(X1,X0,X5)
      | ~ between(X10,X3,X5) ),
    file('/export/starexec/sandbox/tmp/tmp.nfsIyY5Gjm/Vampire---4.8_28325',inner_pasch1) ).

fof(f9,axiom,
    ! [X3,X10,X0,X1,X5] :
      ( between(X0,inner_pasch(X10,X3,X5,X0,X1),X10)
      | ~ between(X1,X0,X5)
      | ~ between(X10,X3,X5) ),
    file('/export/starexec/sandbox/tmp/tmp.nfsIyY5Gjm/Vampire---4.8_28325',inner_pasch2) ).

fof(f75,plain,
    ( ~ between(w,v1,u1)
    | spl0_1 ),
    inference(subsumption_resolution,[],[f73,f21]) ).

fof(f21,axiom,
    between(u,x,u1),
    file('/export/starexec/sandbox/tmp/tmp.nfsIyY5Gjm/Vampire---4.8_28325',x_between_u_and_u1) ).

fof(f73,plain,
    ( ~ between(w,v1,u1)
    | ~ between(u,x,u1)
    | spl0_1 ),
    inference(resolution,[],[f37,f9]) ).

fof(f37,plain,
    ( ~ between(v1,inner_pasch(u,x,u1,v1,w),u)
    | spl0_1 ),
    inference(avatar_component_clause,[],[f35]) ).

fof(f35,plain,
    ( spl0_1
  <=> between(v1,inner_pasch(u,x,u1,v1,w),u) ),
    introduced(avatar_definition,[new_symbols(naming,[spl0_1])]) ).

fof(f72,plain,
    spl0_2,
    inference(avatar_contradiction_clause,[],[f71]) ).

fof(f71,plain,
    ( $false
    | spl0_2 ),
    inference(subsumption_resolution,[],[f67,f19]) ).

fof(f19,axiom,
    between(u,v,w),
    file('/export/starexec/sandbox/tmp/tmp.nfsIyY5Gjm/Vampire---4.8_28325',v_between_u_and_w) ).

fof(f67,plain,
    ( ~ between(u,v,w)
    | spl0_2 ),
    inference(resolution,[],[f62,f28]) ).

fof(f62,plain,
    ( ! [X0] :
        ( ~ between(v,w,X0)
        | ~ between(u,v,X0) )
    | spl0_2 ),
    inference(resolution,[],[f55,f41]) ).

fof(f41,plain,
    ( ~ between(w,v,u)
    | spl0_2 ),
    inference(avatar_component_clause,[],[f39]) ).

fof(f39,plain,
    ( spl0_2
  <=> between(w,v,u) ),
    introduced(avatar_definition,[new_symbols(naming,[spl0_2])]) ).

fof(f42,plain,
    ( ~ spl0_1
    | ~ spl0_2 ),
    inference(avatar_split_clause,[],[f32,f39,f35]) ).

fof(f32,plain,
    ( ~ between(w,v,u)
    | ~ between(v1,inner_pasch(u,x,u1,v1,w),u) ),
    inference(resolution,[],[f9,f23]) ).

fof(f23,axiom,
    ~ between(v,inner_pasch(v1,inner_pasch(u,x,u1,v1,w),u,v,w),v1),
    file('/export/starexec/sandbox/tmp/tmp.nfsIyY5Gjm/Vampire---4.8_28325',prove_conclusion2) ).

%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.03/0.12  % Problem    : GEO048-2 : TPTP v8.1.2. Released v1.0.0.
% 0.15/0.14  % Command    : vampire --input_syntax tptp --proof tptp --output_axiom_names on --mode portfolio --schedule file --schedule_file /export/starexec/sandbox/solver/bin/quickGreedyProduceRating_steal_pow3.txt --cores 8 -m 12000 -t %d %s
% 0.15/0.35  % Computer : n017.cluster.edu
% 0.15/0.35  % Model    : x86_64 x86_64
% 0.15/0.35  % CPU      : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.15/0.35  % Memory   : 8042.1875MB
% 0.15/0.35  % OS       : Linux 3.10.0-693.el7.x86_64
% 0.15/0.35  % CPULimit   : 300
% 0.15/0.35  % WCLimit    : 300
% 0.15/0.35  % DateTime   : Fri May  3 22:07:23 EDT 2024
% 0.15/0.35  % CPUTime    : 
% 0.15/0.35  This is a CNF_UNS_RFO_SEQ_NHN problem
% 0.15/0.35  Running vampire --input_syntax tptp --proof tptp --output_axiom_names on --mode portfolio --schedule file --schedule_file /export/starexec/sandbox/solver/bin/quickGreedyProduceRating_steal_pow3.txt --cores 8 -m 12000 -t 300 /export/starexec/sandbox/tmp/tmp.nfsIyY5Gjm/Vampire---4.8_28325
% 0.61/0.78  % (28586)lrs+1002_1:16_to=lpo:sil=32000:sp=unary_frequency:sos=on:i=45:bd=off:ss=axioms_0 on Vampire---4 for (2995ds/45Mi)
% 0.61/0.78  % (28584)ott+1011_1:1_sil=2000:urr=on:i=33:sd=1:kws=inv_frequency:ss=axioms:sup=off_0 on Vampire---4 for (2995ds/33Mi)
% 0.61/0.78  % (28581)dis-1011_2:1_sil=2000:lsd=20:nwc=5.0:flr=on:mep=off:st=3.0:i=34:sd=1:ep=RS:ss=axioms_0 on Vampire---4 for (2995ds/34Mi)
% 0.61/0.78  % (28583)lrs+1011_1:1_sil=8000:sp=occurrence:nwc=10.0:i=78:ss=axioms:sgt=8_0 on Vampire---4 for (2995ds/78Mi)
% 0.61/0.78  % (28585)lrs+2_1:1_sil=16000:fde=none:sos=all:nwc=5.0:i=34:ep=RS:s2pl=on:lma=on:afp=100000_0 on Vampire---4 for (2995ds/34Mi)
% 0.61/0.78  % (28582)lrs+1011_461:32768_sil=16000:irw=on:sp=frequency:lsd=20:fd=preordered:nwc=10.0:s2agt=32:alpa=false:cond=fast:s2a=on:i=51:s2at=3.0:awrs=decay:awrsf=691:bd=off:nm=20:fsr=off:amm=sco:uhcvi=on:rawr=on_0 on Vampire---4 for (2995ds/51Mi)
% 0.61/0.78  % (28587)lrs+21_1:5_sil=2000:sos=on:urr=on:newcnf=on:slsq=on:i=83:slsql=off:bd=off:nm=2:ss=axioms:st=1.5:sp=const_min:gsp=on:rawr=on_0 on Vampire---4 for (2995ds/83Mi)
% 0.61/0.78  % (28588)lrs-21_1:1_to=lpo:sil=2000:sp=frequency:sos=on:lma=on:i=56:sd=2:ss=axioms:ep=R_0 on Vampire---4 for (2995ds/56Mi)
% 0.61/0.78  % (28586)Refutation not found, incomplete strategy% (28586)------------------------------
% 0.61/0.78  % (28586)Version: Vampire 4.8 (commit 3a798227e on 2024-05-03 07:42:47 +0200)
% 0.61/0.78  % (28583)Refutation not found, incomplete strategy% (28583)------------------------------
% 0.61/0.78  % (28583)Version: Vampire 4.8 (commit 3a798227e on 2024-05-03 07:42:47 +0200)
% 0.61/0.78  % (28583)Termination reason: Refutation not found, incomplete strategy
% 0.61/0.78  
% 0.61/0.78  % (28583)Memory used [KB]: 982
% 0.61/0.78  % (28583)Time elapsed: 0.003 s
% 0.61/0.78  % (28583)Instructions burned: 2 (million)
% 0.61/0.78  % (28586)Termination reason: Refutation not found, incomplete strategy
% 0.61/0.78  
% 0.61/0.78  % (28586)Memory used [KB]: 982
% 0.61/0.78  % (28586)Time elapsed: 0.003 s
% 0.61/0.78  % (28586)Instructions burned: 2 (million)
% 0.61/0.78  % (28588)Refutation not found, incomplete strategy% (28588)------------------------------
% 0.61/0.78  % (28588)Version: Vampire 4.8 (commit 3a798227e on 2024-05-03 07:42:47 +0200)
% 0.61/0.78  % (28588)Termination reason: Refutation not found, incomplete strategy
% 0.61/0.78  
% 0.61/0.78  % (28588)Memory used [KB]: 982
% 0.61/0.78  % (28588)Time elapsed: 0.003 s
% 0.61/0.78  % (28588)Instructions burned: 2 (million)
% 0.61/0.78  % (28583)------------------------------
% 0.61/0.78  % (28583)------------------------------
% 0.61/0.78  % (28586)------------------------------
% 0.61/0.78  % (28586)------------------------------
% 0.61/0.78  % (28588)------------------------------
% 0.61/0.78  % (28588)------------------------------
% 0.61/0.79  % (28589)lrs+21_1:16_sil=2000:sp=occurrence:urr=on:flr=on:i=55:sd=1:nm=0:ins=3:ss=included:rawr=on:br=off_0 on Vampire---4 for (2995ds/55Mi)
% 0.61/0.79  % (28590)dis+3_25:4_sil=16000:sos=all:erd=off:i=50:s2at=4.0:bd=off:nm=60:sup=off:cond=on:av=off:ins=2:nwc=10.0:etr=on:to=lpo:s2agt=20:fd=off:bsr=unit_only:slsq=on:slsqr=28,19:awrs=converge:awrsf=500:tgt=ground:bs=unit_only_0 on Vampire---4 for (2995ds/50Mi)
% 0.61/0.79  % (28591)lrs+1010_1:2_sil=4000:tgt=ground:nwc=10.0:st=2.0:i=208:sd=1:bd=off:ss=axioms_0 on Vampire---4 for (2995ds/208Mi)
% 0.61/0.79  % (28591)Refutation not found, incomplete strategy% (28591)------------------------------
% 0.61/0.79  % (28591)Version: Vampire 4.8 (commit 3a798227e on 2024-05-03 07:42:47 +0200)
% 0.61/0.79  % (28591)Termination reason: Refutation not found, incomplete strategy
% 0.61/0.79  
% 0.61/0.79  % (28591)Memory used [KB]: 974
% 0.61/0.79  % (28591)Time elapsed: 0.003 s
% 0.61/0.79  % (28591)Instructions burned: 3 (million)
% 0.61/0.79  % (28591)------------------------------
% 0.61/0.79  % (28591)------------------------------
% 0.61/0.80  % (28592)lrs-1011_1:1_sil=4000:plsq=on:plsqr=32,1:sp=frequency:plsql=on:nwc=10.0:i=52:aac=none:afr=on:ss=axioms:er=filter:sgt=16:rawr=on:etr=on:lma=on_0 on Vampire---4 for (2995ds/52Mi)
% 0.61/0.80  % (28584)Instruction limit reached!
% 0.61/0.80  % (28584)------------------------------
% 0.61/0.80  % (28584)Version: Vampire 4.8 (commit 3a798227e on 2024-05-03 07:42:47 +0200)
% 0.61/0.80  % (28584)Termination reason: Unknown
% 0.61/0.80  % (28584)Termination phase: Saturation
% 0.61/0.80  
% 0.61/0.80  % (28584)Memory used [KB]: 1864
% 0.61/0.80  % (28584)Time elapsed: 0.018 s
% 0.61/0.80  % (28584)Instructions burned: 33 (million)
% 0.61/0.80  % (28584)------------------------------
% 0.61/0.80  % (28584)------------------------------
% 0.61/0.80  % (28581)Instruction limit reached!
% 0.61/0.80  % (28581)------------------------------
% 0.61/0.80  % (28581)Version: Vampire 4.8 (commit 3a798227e on 2024-05-03 07:42:47 +0200)
% 0.61/0.80  % (28592)Refutation not found, incomplete strategy% (28592)------------------------------
% 0.61/0.80  % (28592)Version: Vampire 4.8 (commit 3a798227e on 2024-05-03 07:42:47 +0200)
% 0.61/0.80  % (28592)Termination reason: Refutation not found, incomplete strategy
% 0.61/0.80  
% 0.61/0.80  % (28592)Memory used [KB]: 983
% 0.61/0.80  % (28592)Time elapsed: 0.003 s
% 0.61/0.80  % (28592)Instructions burned: 2 (million)
% 0.61/0.80  % (28581)Termination reason: Unknown
% 0.61/0.80  % (28581)Termination phase: Saturation
% 0.61/0.80  
% 0.61/0.80  % (28581)Memory used [KB]: 1179
% 0.61/0.80  % (28581)Time elapsed: 0.018 s
% 0.61/0.80  % (28581)Instructions burned: 34 (million)
% 0.61/0.80  % (28581)------------------------------
% 0.61/0.80  % (28581)------------------------------
% 0.61/0.80  % (28592)------------------------------
% 0.61/0.80  % (28592)------------------------------
% 0.61/0.80  % (28585)Instruction limit reached!
% 0.61/0.80  % (28585)------------------------------
% 0.61/0.80  % (28585)Version: Vampire 4.8 (commit 3a798227e on 2024-05-03 07:42:47 +0200)
% 0.61/0.80  % (28585)Termination reason: Unknown
% 0.61/0.80  % (28585)Termination phase: Saturation
% 0.61/0.80  
% 0.61/0.80  % (28585)Memory used [KB]: 1240
% 0.61/0.80  % (28585)Time elapsed: 0.021 s
% 0.61/0.80  % (28585)Instructions burned: 35 (million)
% 0.61/0.80  % (28585)------------------------------
% 0.61/0.80  % (28585)------------------------------
% 0.61/0.80  % (28595)dis+1011_1258907:1048576_bsr=unit_only:to=lpo:drc=off:sil=2000:tgt=full:fde=none:sp=frequency:spb=goal:rnwc=on:nwc=6.70083:sac=on:newcnf=on:st=2:i=243:bs=unit_only:sd=3:afp=300:awrs=decay:awrsf=218:nm=16:ins=3:afq=3.76821:afr=on:ss=axioms:sgt=5:rawr=on:add=off:bsd=on_0 on Vampire---4 for (2995ds/243Mi)
% 0.61/0.80  % (28593)lrs-1010_1:1_to=lpo:sil=2000:sp=reverse_arity:sos=on:urr=ec_only:i=518:sd=2:bd=off:ss=axioms:sgt=16_0 on Vampire---4 for (2995ds/518Mi)
% 0.61/0.80  % (28593)Refutation not found, incomplete strategy% (28593)------------------------------
% 0.61/0.80  % (28593)Version: Vampire 4.8 (commit 3a798227e on 2024-05-03 07:42:47 +0200)
% 0.61/0.80  % (28593)Termination reason: Refutation not found, incomplete strategy
% 0.61/0.80  
% 0.61/0.80  % (28593)Memory used [KB]: 983
% 0.61/0.80  % (28593)Time elapsed: 0.003 s
% 0.61/0.80  % (28593)Instructions burned: 2 (million)
% 0.61/0.80  % (28595)Refutation not found, incomplete strategy% (28595)------------------------------
% 0.61/0.80  % (28595)Version: Vampire 4.8 (commit 3a798227e on 2024-05-03 07:42:47 +0200)
% 0.61/0.80  % (28595)Termination reason: Refutation not found, incomplete strategy
% 0.61/0.80  
% 0.61/0.80  % (28593)------------------------------
% 0.61/0.80  % (28593)------------------------------
% 0.61/0.80  % (28595)Memory used [KB]: 984
% 0.61/0.80  % (28595)Time elapsed: 0.004 s
% 0.61/0.80  % (28595)Instructions burned: 3 (million)
% 0.61/0.81  % (28595)------------------------------
% 0.61/0.81  % (28595)------------------------------
% 0.61/0.81  % (28596)lrs+1011_2:9_sil=2000:lsd=10:newcnf=on:i=117:sd=2:awrs=decay:ss=included:amm=off:ep=R_0 on Vampire---4 for (2995ds/117Mi)
% 0.61/0.81  % (28596)Refutation not found, incomplete strategy% (28596)------------------------------
% 0.61/0.81  % (28596)Version: Vampire 4.8 (commit 3a798227e on 2024-05-03 07:42:47 +0200)
% 0.61/0.81  % (28596)Termination reason: Refutation not found, incomplete strategy
% 0.61/0.81  
% 0.61/0.81  % (28596)Memory used [KB]: 982
% 0.61/0.81  % (28596)Time elapsed: 0.003 s
% 0.61/0.81  % (28596)Instructions burned: 2 (million)
% 0.61/0.81  % (28596)------------------------------
% 0.61/0.81  % (28596)------------------------------
% 0.61/0.81  % (28598)lrs+1011_1:2_to=lpo:sil=8000:plsqc=1:plsq=on:plsqr=326,59:sp=weighted_frequency:plsql=on:nwc=10.0:newcnf=on:i=93:awrs=converge:awrsf=200:bd=off:ins=1:rawr=on:alpa=false:avsq=on:avsqr=1,16_0 on Vampire---4 for (2995ds/93Mi)
% 0.61/0.81  % (28594)lrs+1011_87677:1048576_sil=8000:sos=on:spb=non_intro:nwc=10.0:kmz=on:i=42:ep=RS:nm=0:ins=1:uhcvi=on:rawr=on:fde=unused:afp=2000:afq=1.444:plsq=on:nicw=on_0 on Vampire---4 for (2995ds/42Mi)
% 0.61/0.81  % (28597)dis+1011_11:1_sil=2000:avsq=on:i=143:avsqr=1,16:ep=RS:rawr=on:aac=none:lsd=100:mep=off:fde=none:newcnf=on:bsr=unit_only_0 on Vampire---4 for (2995ds/143Mi)
% 0.61/0.81  % (28582)Instruction limit reached!
% 0.61/0.81  % (28582)------------------------------
% 0.61/0.81  % (28582)Version: Vampire 4.8 (commit 3a798227e on 2024-05-03 07:42:47 +0200)
% 0.61/0.81  % (28582)Termination reason: Unknown
% 0.61/0.81  % (28594)Refutation not found, incomplete strategy% (28594)------------------------------
% 0.61/0.81  % (28594)Version: Vampire 4.8 (commit 3a798227e on 2024-05-03 07:42:47 +0200)
% 0.61/0.81  % (28582)Termination phase: Saturation
% 0.61/0.81  
% 0.61/0.81  % (28582)Memory used [KB]: 1177
% 0.61/0.81  % (28582)Time elapsed: 0.029 s
% 0.61/0.81  % (28582)Instructions burned: 52 (million)
% 0.61/0.81  % (28582)------------------------------
% 0.61/0.81  % (28582)------------------------------
% 0.61/0.81  % (28594)Termination reason: Refutation not found, incomplete strategy
% 0.61/0.81  
% 0.61/0.81  % (28594)Memory used [KB]: 987
% 0.61/0.81  % (28594)Time elapsed: 0.003 s
% 0.61/0.81  % (28594)Instructions burned: 3 (million)
% 0.61/0.81  % (28599)lrs+1666_1:1_sil=4000:sp=occurrence:sos=on:urr=on:newcnf=on:i=62:amm=off:ep=R:erd=off:nm=0:plsq=on:plsqr=14,1_0 on Vampire---4 for (2995ds/62Mi)
% 0.61/0.81  % (28594)------------------------------
% 0.61/0.81  % (28594)------------------------------
% 0.61/0.81  % (28598)First to succeed.
% 0.61/0.81  % (28598)Solution written to "/export/starexec/sandbox/tmp/vampire-proof-28571"
% 0.61/0.81  % (28598)Refutation found. Thanks to Tanya!
% 0.61/0.81  % SZS status Unsatisfiable for Vampire---4
% 0.61/0.81  % SZS output start Proof for Vampire---4
% See solution above
% 0.61/0.81  % (28598)------------------------------
% 0.61/0.81  % (28598)Version: Vampire 4.8 (commit 3a798227e on 2024-05-03 07:42:47 +0200)
% 0.61/0.81  % (28598)Termination reason: Refutation
% 0.61/0.81  
% 0.61/0.81  % (28598)Memory used [KB]: 1020
% 0.61/0.81  % (28598)Time elapsed: 0.006 s
% 0.61/0.81  % (28598)Instructions burned: 7 (million)
% 0.61/0.81  % (28571)Success in time 0.451 s
% 0.61/0.82  % Vampire---4.8 exiting
%------------------------------------------------------------------------------