Olympiads : Gauntlet for 4 CIS Engines !

[Nicolas Normand]

Geschrieben von:/Posted by: Nicolas Normand at 23 June 2004 11:10:05:

Hello,
as there are new engine versionsavailable for 4 engines ( Eeyore , Wildcat, Booot,And Ufim) .
The new version are :
Wildcat 4
Eeyore 1.39
Ufim 5.00
Booot4.2
Wildcat was previously qualified, so i decide to run a gauntlet for all this version , the games are still running,but here is a nice victory for Wildcat vs kaissa

[Event "Zonal 9: Ex-USSR"]
[Site "?"]
[Date "2004.06.22"]
[Round "1"]
[White "Kaissa 1.7"]
[Black "WildCat 4"]
[Result "0-1"]
[ECO "B45/13"]
[Opening "Sicilian"]
[Time "13:12:07"]
[Variation "Taimanov/Sveshnikov"]
[TimeControl "40/600:40/600:40/600"]
[Termination "normal"]
[PlyCount "118"]
[WhiteType "program"]
[BlackType "program"]
1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nc6 5. Nb5 Nf6 6. N1c3
{
Kaissa is out of book now. She decidestoprotect the pawn the normal answer to black's move.
}
6... d6 7. g4
{
immediately press kingside , even if his pieces are not fully developped.
}
7... a6
{
now wilcat leaveshis book. He chase away the Knigth and prepare an action queenside,as white will problably castle queenside now.
}
8. g5 Nxe4
{
Kaissa give a center pawn for a side pawn..
}
9. Nxe4 axb5
{
with this capture wildcat opens the a column... the Queenside castle willbe dangerous for white.
}
10. Bxb5 d5 11. Bxc6+
{
givingabishop for a knigth and giving a good pawn structure to black
}
11... bxc6
{
now the b column are opened. a,d there is no more isolated black pawn
}
12. Ng3 Bd6 13. O-O
{
finally kaissa chooses the kingside castle. The other one is really too dangerous!
}
13... O-O
{
the opening is now at end ! Black position seems better as there have a betterpawn structure, and a pair of bishop.
The only white advantage is due to their pawns queenside.
}
14. Qh5 f5 15. g6 h6 16. a4 f4 17. Ne2 e5
{
a good answer to the white attack kingside. A counterattack occurs at the center where blackhave a mobile majority.
withh this move wildcat cut the Bishop way to kingside.
}
18. Kh1 Bf5 19. c4 Qf6 20. cxd5 cxd5
{
and now black have a passed pawn ,and can get another oneat the e-column ( and get two linked passed pawns)
}
21. Ng1 d4 22. Qf3 Qxg6 23. Qd5+ Qe6
{
the queen exchange favour black due to their pawns
}
24. Qxe6+ Bxe6
{
(f5e6 f1e1 f8e8 f2f3 e6b3 a4a5 d6b4 e1e4 b3d5 a5a6 d5e4 f3e4 ) 3.51/11 9
}
25. Re1 Rfe8 26. f3 Bb3 27. Bd2 Rxa4 28. Rxa4 Bxa4 29. Ra1 Bb3 30. Ra6 Re6
31. Kg2 Kf7 32. Ra7+ Re7 33. Rxe7+
{
kaissa should not perform this exchange , now she cannot avoid the defeat.
}
33... Bxe7 34. Nh3 Ke6 35. Nf2 Kf5 36. h3 h5 37. Kf1 Bd5
{
prepare e4
}
38. Ke2 Bc4+ 39. Ke1 Bh4 40. Bb4 d3 41. Bd2 Bxf2+ 42. Kxf2 g5 43. Bb4 Bd5
44. Ke1 Bxf3 45. Kd2 e4 46. h4 gxh4 47. Bc5 Be2 48. b4 e3+
{
and now the bishop cannot stop the h pawn
}
49. Bxe3 fxe3+ 50. Kxe3 h3 51. b5
{
too late!
}
51... h2 52. Kd2 h1=Q 53. Kc3 Qc1+ 54. Kb4 d2 55. Ka5 Qc7+ 56. Kb4 Qc4+ 57.
Ka3 Qc3+ 58. Ka2 Bc4+ 59. Kb1 d1=Q#
{Mate} 0-1

regards
Nicolas

[Nicolas Normand]

Geschrieben von:/Posted by: Nicolas Normand at 23 June 2004 14:55:59:
Als Antwort auf:/In reply to: Olympiads : Gauntlet for 4 CIS Engines ! geschrieben von:/posted by: Nicolas Normand at 23 June 2004 11:10:05:

hello,
here is a nice victory for Eeyore
[Event "Zonal 9: Ex-USSR"]
[Site "?"]
[Date "2004.06.22"]
[Round "1"]
[White "Eeyore 1.39"]
[Black "Booot 4.2"]
[Result "1-0"]
[ECO "A29/19"]
[Opening "English"]
[Time "18:10:58"]
[Variation "Bremen, Smyslov System"]
[TimeControl "40/600:40/600:40/600"]
[Termination "normal"]
[PlyCount "179"]
[WhiteType "program"]
[BlackType "program"]
1. c4 e5 2. Nc3 Nf6 3. Nf3 Nc6 4. g3 Bb4 5. Bg2 O-O 6. O-O e4 7. Ne1 Bxc3
8. dxc3 h6 9. Nc2 d6 10. Ne3 Re8 11. Qc2 Bd7 12. Nd5
{
Eeyore is out of book and begins to think.
the opening give him a doubled pawn , but the Knigth is d5 is strong. so probably black will exchange the Knigth and white will get a good center.
The e4 pawn can be a target for white as they cannot really allows this pawn to stay here.
}
12... Bf5
{
if 12.... Nxd5? 13.cxd5 and e4 fall
}
13. Be3 Ng4 14. Bd2 Qc8
{
threathening 14... e3
}
15. Qa4 Ne7 16. Qa5
{
press on c7 , and forces blackto takethe Knigth. Otherwhile , the advance16...b7?! introduces a weackness queenside.
}
16... Nxd5 17. Qxd5
{
17cxd5 repairs the pawn's structure weackness, but the queen stay out of play
}
17... c6 18. Qd4 Qe6
{
press on c4 and prepare d5, a,d the last weackness disappears.
}
19. b3 Red8 20. h3 Nf6 21. g4 Bg6 22. Be3 c5
{
i don't understandthis move since d4 seems better . now the d6 pawn will stay weack.or e4 will be uprotected.
}
23. Qd2 d5 24. cxd5 Rxd5 25. Qc1 b6 26. c4 Rd6 27. Bf4 Rd7 28. a4 Rad8 29.
a5
{
weackeningthe pawn queenside
}
29... Ne8 30. Qe3
{
Eeyore don't try to contest the d-column, (it is quite difficult for black toexploithis column) ,but press queenside.
}
30... f6 31. axb6 axb6 32. Qg3 Qc6 33. Qe3 Nc7 34. f3 Ne6
{
if 34.....exf3 35.Bxf3 Qe6 36.Bd5 Rxd5 36.Qxe6+ Nxe6 37.cxd5 Rxd5 38.Ra6 +/-
}
35. fxe4 Rd4 36. Qg3 Bxe4 37. Be3 R4d7 38. Bf3 Bxf3 39. Qxf3 Qd6 40. Kh1
Qe5 41. Rg1 Qc3 42. Rab1 Nd4 43. Bxd4 Qxd4 44. Rg3 Qe5 45. Qe3 Qd6 46. Rf3
Re7 47. Qd3 Qc7 48. Qc2 Qc6 49. Kg2 Qe8 50. Re1 Red7 51. Rf4
{
and nowif 51... Rd2 52.Re4
}
51... Rd6 52. Kf2 Qe7 53. Kg2 Qe3 54. Re4 Qg5 55. Rf1 Qg6 56. Qb1 Qf7 57.
Re3 Re6 58. Rff3 Rd2
{
Booot try to capture e2-pawn. he try to take advantage of this weackness but it is not so easy.
With this move , black pieces loose their coordination.
}
59. Kf2
{
of course if Rxe6 ,Qxe6 and f2 fall.
}
59... Qe7 60. Rxe6 Qxe6 61. Re3 Qd6
{
threats Qh2
}
62. Kg2 Qf4 63. Re6 Kf7 64. Qf5
{
with the black queen very closed tothe Kingrthe Rookcannotleft e2 without protection.
}
64... Qb8 65. Re3
{
the queen will be in front of the rook
}
65... Kf8 66. Qe6 Qd8 67. Qc6 Qb8 68. Re6 Qd8 69. Kf3
{
with this move, th eking protect the pawn and cannot be checked by the queen
}
69... Kf7 70. Qxb6 Qd4 71. Re3 Qd6 72. Qa7+ Kf8 73. Qa8+ Qd8 74. Qc6
{
Eeyore is succesfull,now the pawn is defenseless.
}
74... Kf7 75. Qxc5
{
and now with two passed pawn, Eeyore can win easily
}
75... Qa8+ 76. Kf2 Qd8 77. Qb5 g6 78. c5 Rc2 79. Qb7+ Kf8 80. Qh7
{
the pawn cannpt be taken of course,because of Qh8+,Kf7,Qxd8
}
80... Qd4 81. Qh8+ Kf7 82. Qe8+ Kg7 83. Qe7+ Kg8 84. c6 Qc5
{
the pawn is protectedby the fork, 84.....Rxc6?? 85.Qe8+
}
85. Qe6+ Kg7 86. b4 Qb6
{
the queen must stay in the g1-a7 diag else:
86.....Qxc6?? 87. De7+ Kg8 88.Qd8+ Kf8 89.Re7#
}
87. Qd7+ Kh8 88. Qc8+ Kg7 89. Qb7+
{
Eeyore forces the queenexchange ,and the black rook cannot avoid promotion!
}
89... Qxb7
{Black resigns} 1-0

regards
Nicolas