Author: Dieter Buerssner
Date: 13:40:25 02/05/06
Go up one level in this thread
On February 04, 2006 at 10:40:01, Vincent Lejeune wrote:
>
>I suppose Rybka (black) play the blunder 67...Kd4 ?and throw away the win, I
>suppose it didn't have EGTB's.
>
>[d]3b3r/3P1P2/3K4/4P3/7P/3k4/8/8 b - - 0 67
>
>After some learning with H10 I get a mate score
>Analysis by Hiarcs 10:
>
>67...Re4 68.e6 Rd4 69.h5 Fb6 70.d8T Txd8+ 71.Re7 Ta8 72.Rd6 Fc5+
> -+ (-#25) Profondeur: 15/25 00:00:00 98kN, tb=29
>67...Re4 68.e6 Rd4 69.h5 Fb6 70.d8T Txd8+ 71.Re7 Ta8 72.Rd6 Fc5+
> -+ (-#25) Profondeur: 16/29 00:00:04 1095kN, tb=551
>
>[Event "ICC 15 1"]
>[Site "Internet Chess Club"]
>[Date "2006.02.04"]
>[Round "-"]
>[White "EvilSilicon, Hiarcs 10"]
>[Black "Blargh, Rybka64 Beta"]
>[Result "1/2-1/2"]
>[ICCResult "Game drawn by repetition"]
>[WhiteElo "2768"]
>[BlackElo "2858"]
>[Opening "Ruy Lopez: closed, Chigorin, 12...c5d4"]
>[ECO "C99"]
>[NIC "RL.24"]
>[Time "09:53:48"]
>[TimeControl "900+1"]
>
>1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Be7 6. Re1 b5 7. Bb3 d6 8.
>c3 O-O 9. h3 Na5 10. Bc2 c5 11. d4 Qc7 12. Nbd2 cxd4 13. cxd4 Nc6 14. Nb3 a5
>15. Be3 a4 16. Nbd2 Rd8 17. Bd3 Bd7 18. Qe2 Qb7 19. Rac1 Rac8 20. a3 g6 21.
>b4 axb3 22. Nxb3 Qa8 23. Ra1 d5 24. exd5 e4 25. dxc6 exf3 26. Qxf3 Bxc6 27.
>Qg3 Qa4 28. Nd2 Nd5 29. Nf3 Nxe3 30. fxe3 Qb3 31. Bf5 Bd6 32. Qg5 h6 33. Qg4
>Bxf3 34. gxf3 Rc3 35. Rab1 Qa2 36. f4 Qd5 37. Bxg6 fxg6 38. Qxg6+ Kf8 39.
>Qxh6+ Ke8 40. Qg5 Be7 41. Qg6+ Kd7 42. Qg4+ Kc7 43. Rbc1 Rxc1 44. Rxc1+ Kb7
>45. Rb1 Kb6 46. a4 b4 47. Qe2 Rh8 48. Kh2 Qf5 49. Qb5+ Qxb5 50. axb5 Kxb5
>51. e4 Kc4 52. d5 b3 53. e5 Kc3 54. d6 Bh4 55. Kg2 Kc2 56. Rf1 b2 57. Kf3
>b1=Q 58. Rxb1 Kxb1 59. Ke4 Be1 60. f5 Bb4 61. Kd5 Rh5 62. d7 Ba5 63. f6 Bd8
>64. Ke6 Kc2 65. f7 Rh8 66. Kd6 Kd3 67. h4 Kd4 68. h5 Ba5 69. Ke6 Ke4 70. Kf6
>Bc3 71. h6 Ra8 72. h7 Bb2 73. Ke7 Ba3+ 74. Kf6 Bb2 75. Ke7 Ba3+ 76. Kf6 Bb2
>{Game drawn by repetition}
>1/2-1/2
And an error of Hiarcs: At move 62 Hiarcs played d7? I think, Ke6 is a draw,
while d7 loses. I did not check too carefully, however. Perhaps other moves
draw, too. Perhaps black still had a win (Yace did not find any, after Ke6).
[D] 8/8/3P4/3KPP1r/1b6/7P/8/1k6 w - -
Regards,
Dieter
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