Author: John Merlino
Date: 18:22:00 03/28/05
Go up one level in this thread
On March 28, 2005 at 17:01:26, Darrel Briley wrote:
>The game ends in a draw, but I have to wonder if Shredder would've brought home
>the full point at longer time controls (game was blitz 10 6). I'll let others
>argue about whether the sacrifices were tactical or positional (I tend to think
>of it as a little of both since it exposes the enemy King without a clear
>material gain...anyway, take a look at the postiion at white's 22nd move...I'd
>post a diagram if I knew how (is there an FAQ on that somewhere for this forum?)
>
>
>[Event "ICC 10 6"]
>[Site "Internet Chess Club"]
>[Date "2005.03.28"]
>[Round "-"]
>[White "Shredder9 UCI"]
>[Black "Chess Tiger 2004"]
>[Result "1/2-1/2"]
>[ICCResult "Game drawn by mutual agreement"]
>[WhiteElo "2875"]
>[BlackElo "2829"]
>[Opening "Sicilian: Alapin's variation (2.c3)"]
>[ECO "B22"]
>[NIC "SI.46"]
>[Time "13:39:25"]
>[TimeControl "600+6"]
>
>1. e4 c5 2. c3 Nf6 3. e5 Nd5 4. g3 d6 5. exd6 e6 6. Bg2 Bxd6 7. Nf3 O-O 8.
>O-O Nc6 9. Na3 Be7 10. d3 b6 11. Nc4 Bb7 12. a4 Re8 13. Re1 a6 14. Qe2 Rb8
>15. Bd2 Bf6 16. Rac1 h6 17. Rc2 (talk about your "mysterious rook moves") b5 18.
>axb5 axb5 19. Nce5 Rc8 20. Rcc1 Qc7
>21. Ng4 Be7 22. Bxh6 (a diagram would be nice here :)
>
>gxh6 23. Nxh6+ Kf8 24. Nxf7 Kxf7 25. Qxe6+ Kg7 26. Qg4+
>Kf8 27. Qf5+ Bf6 28. Ng5 Re5 29. Ne6+ Kf7 30. Rxe5 Qxe5 31. Qh7+ Bg7 32.
>Bxd5 Qxd5 33. Qxg7+ Kxe6 34. Qxb7 Rg8 35. c4 bxc4 36. dxc4 Qe4 37. Rd1 Rd8
>38. Rxd8 Qe1+ 39. Kg2 Qe4+ 40. f3 Qe2+ 41. Kh3 Qf1+ 42. Kh4 Qxc4+ 43. g4
>Nxd8 44. Qc8+ Ke7 45. Qc7+ Ke8 46. Qe5+ Kd7 47. Qe3 Qd4 48. Qxd4+ cxd4 49.
>Kg3 Ne6 50. h3 Kc6 51. Kf2 Nf4 52. h4 Kd5 53. b3 Kc5 54. h5 Kb4 55. Ke1 Kc3
>56. Kd1 Nd3 57. h6 Nb2+ 58. Ke2 d3+ 59. Ke3 d2 60. h7 d1=Q 61. h8=Q+ Kxb3
>62. Qb8+ Kc2 63. Qc7+ Kb1 64. Qc3 Qd5 65. Ke2 Qb5+ 66. Ke1 Qb6 67. Kf1 Qd8
>68. Qb3 {Game drawn by mutual agreement} 1/2-1/2
The diagram before 22.Bxh6:
[D]2r1r1k1/1bq1bpp1/2n1p2p/1ppn4/6N1/2PP1NP1/1P1BQPBP/2R1R1K1 w - - 0 22
CMX Yoda v25 finds the Bxh6 line in 0:06 on a P4-2.4:
Time Depth Score Positions Moves
0:00 1/3 0.04 1230 22.Nfe5 Nxe5 23.Nxe5
0:00 1/4 -0.12 4551 22.Nfe5 Nxe5 23.Nxe5 Bf6
0:00 1/4 -0.04 6153 22.Bxh6 gxh6 23.Nxh6+ Kg7 24.Nxf7
Bf6 25.N3g5
0:00 1/4 -0.01 8977 22.c4 bxc4 23.dxc4 Ba6
0:00 1/5 0.11 14034 22.c4 bxc4 23.dxc4 Nf6 24.Bf4
0:00 1/6 0.17 39368 22.c4 Nf6 23.Bf4 Qb6 24.Nxf6+ Bxf6
25.Bd6
0:00 1/7 0.10 92853 22.c4 bxc4 23.dxc4 Ndb4 24.Red1
Nd4 25.Nxd4 cxd4 26.Bxb7 Qxb7 27.Bxb4
Bxb4 28.Rxd4
0:01 1/8 0.05 238807 22.c4 Nf6 23.cxb5 Nxg4 24.Bf4 Qb6
25.bxc6 Bxc6
0:06 1/8 0.29 985555 22.Bxh6 gxh6 23.Nxh6+ Kg7 24.Nxf7
Kxf7 25.Qxe6+ Kg7 26.Qxd5 Nd4 27.Qe5+
Qxe5 28.Nxe5 Bxg2 29.Kxg2
0:13 1/9 0.30 2104071 22.Bxh6 gxh6 23.Nxh6+ Kg7 24.Nxf7
Nd8 25.N7e5 Nf6 26.d4 Nc6 27.Qxb5
Nxe5 28.Rxe5
0:42 1/10 0.46 6750183 22.Bxh6 gxh6 23.Nxh6+ Kg7 24.Nxf7
Kxf7 25.Qxe6+ Kg7 26.Qxd5 Nd4 27.Qe5+
Qxe5 28.Nxe5 Nc6 29.Ra1 Nxe5 30.Bxb7
1:44 1/11 0.46 17030781 22.Bxh6 gxh6 23.Nxh6+ Kg7 24.Nxf7
Kxf7 25.Qxe6+ Kg7 26.Qxd5 Nd4 27.Qe5+
Qxe5 28.Nxe5 Nc6 29.Ra1 Nxe5 30.Bxb7
Note that The King prefers 26.Qxd5, going ahead in material and pretty much
forcing a queen trade.
jm
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