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Subject: Improper Handling of Mating Sequence by Rybka 1.01 Beta 9

Author: Premraj Natarajan

Date: 10:10:30 01/09/06


[Event "Rated game, 90m + 15s"]
[Site "Engine Room"]
[Date "2006.01.09"]
[Round "?"]
[White "Rybka 1.01 Beta 9"]
[Black "Toga II 1.1a"]
[Result "1-0"]
[ECO "E80"]
[BlackElo "1655"]
[PlyCount "165"]
[EventDate "2006.01.09"]
[TimeControl "5400+15"]

1. d4 {[%emt 0:00:00]} g6 {[%emt 0:00:00]} 2. c4 {[%emt 0:00:00]} Nf6 {
[%emt 0:00:00]} 3. Nc3 {[%emt 0:00:00]} Bg7 {[%emt 0:00:00]} 4. e4 {
[%emt 0:00:00]} d6 {[%emt 0:00:00]} 5. f3 {[%emt 0:00:00]} c6 {[%emt 0:00:00]}
6. Be3 {[%emt 0:00:00]} a6 {[%emt 0:00:00]} 7. Bd3 {[%emt 0:00:00]} Nbd7 {
[%emt 0:03:41]} 8. Nge2 {[%eval 41,16] [%emt 0:00:00]} O-O {[%emt 0:06:36]} 9.
Kd2 {[%eval 28,17] [%emt 0:00:00]} e5 {[%eval -90,15] [%emt 0:02:39]} 10. d5 {
[%eval -22,16] [%emt 0:06:58]} Nc5 {[%eval -65,15] [%emt 0:02:52]} 11. Ke1 {
[%eval -24,16] [%emt 0:04:44]} Bd7 {[%eval -60,14] [%emt 0:05:41]} 12. dxc6 {
[%eval -20,17] [%emt 0:10:03]} bxc6 {[%eval -49,16] [%emt 0:00:00]} 13. Bc2 {
[%eval -22,12] [%emt 0:00:08]} Qc7 {[%eval -62,15] [%emt 0:04:03]} 14. b3 {
[%eval -18,16] [%emt 0:02:47]} Be6 {[%eval -44,15] [%emt 0:02:01]} 15. Kf2 {
[%eval -20,16] [%emt 0:08:04]} Rfd8 {[%eval -43,16] [%emt 0:00:00]} 16. Qc1 {
[%eval -21,14] [%emt 0:06:19]} Rab8 {[%eval -33,14] [%emt 0:02:13]} 17. Rd1 {
[%eval -18,15] [%emt 0:05:17]} Qa5 {[%eval -16,16] [%emt 0:01:52]} 18. Qd2 {
[%eval 0,15] [%emt 0:02:47]} Kh8 {[%eval -5,14] [%emt 0:02:11]} 19. Rab1 {
[%eval 17,16] [%emt 0:02:46]} Qc7 {[%eval 7,16] [%emt 0:05:19]} 20. b4 {
[%eval 18,18] [%emt 0:00:00]} Nb7 {[%eval -9,15] [%emt 0:02:37]} 21. Bb3 {
[%eval 21,17] [%emt 0:03:47]} a5 {[%eval 13,16] [%emt 0:06:05]} 22. Na4 {
[%eval 27,17] [%emt 0:03:36]} Qe7 {[%eval 28,16] [%emt 0:00:00]} 23. Bb6 {
[%eval 26,11] [%emt 0:00:01]} Rd7 {[%eval 8,15] [%emt 0:01:42]} 24. bxa5 {
[%eval 41,16] [%emt 0:01:34]} d5 {[%eval 6,15] [%emt 0:01:10]} 25. cxd5 {
[%eval 69,14] [%emt 0:01:39]} cxd5 {[%eval 13,14] [%emt 0:00:45]} 26. Qb2 {
[%eval 54,13] [%emt 0:00:13]} dxe4 {[%eval -27,14] [%emt 0:02:02]} 27. Bxe6 {
[%eval 49,14] [%emt 0:01:58]} Rxd1 {[%eval -1,14] [%emt 0:03:23]} 28. Rxd1 {
[%eval 73,14] [%emt 0:01:31]} fxe6 {[%eval -3,14] [%emt 0:01:00]} 29. a6 {
[%eval 76,14] [%emt 0:02:32]} Nd6 {[%eval 0,14] [%emt 0:00:00]} 30. a7 {
[%eval 75,13] [%emt 0:01:20]} Rf8 {[%eval -22,14] [%emt 0:01:01]} 31. Nac3 {
[%eval 67,13] [%emt 0:00:25]} exf3 {[%eval -18,13] [%emt 0:01:34]} 32. gxf3 {
[%eval 32,13] [%emt 0:00:00]} Nc4 {[%eval -1,13] [%emt 0:03:39]} 33. Qb5 {
[%eval 83,15] [%emt 0:01:44]} Nxb6 {[%eval 0,14] [%emt 0:00:43]} 34. Qxb6 {
[%eval 126,15] [%emt 0:03:49]} e4 {[%eval 0,15] [%emt 0:00:00]} 35. f4 {
[%eval 114,8] [%emt 0:00:00]} Nd5 {[%eval 0,14] [%emt 0:02:19]} 36. Nxd5 {
[%eval 148,15] [%emt 0:01:16]} Qh4+ {[%eval 0,14] [%emt 0:00:07]} 37. Kf1 {
[%eval 150,13] [%emt 0:00:03]} exd5 {[%eval 0,14] [%emt 0:02:12]} 38. Qc5 {
[%eval 210,15] [%emt 0:00:00]} Qh3+ {[%eval 0,14] [%emt 0:02:05]} 39. Ke1 {
Yno reconnected. [%eval 244,14] [%emt 0:01:31]} Ra8 {
[%eval 102,13] [%emt 0:01:58]} 40. Rxd5 {[%eval 359,13] [%emt 0:01:30]} Bf8 {
[%eval 180,13] [%emt 0:03:47]} 41. Qd4+ {[%eval 392,15] [%emt 0:01:39]} Kg8 {
[%eval 182,15] [%emt 0:00:00]} 42. Rb5 {[%eval 392,14] [%emt 0:00:28]} Qf3 {
[%eval 178,13] [%emt 0:00:37]} 43. Ng1 {[%eval 392,13] [%emt 0:00:05]} Qd3 {
[%eval 285,15] [%emt 0:01:18]} 44. Qxd3 {[%eval 395,16] [%emt 0:01:00]} exd3 {
[%eval 298,19] [%emt 0:00:12]} 45. Rb7 {[%eval 414,17] [%emt 0:00:24]} Bd6 {
[%eval 300,18] [%emt 0:01:11]} 46. Nh3 {[%eval 423,18] [%emt 0:01:40]} h6 {
[%eval 345,18] [%emt 0:00:00]} 47. Nf2 {[%eval 420,14] [%emt 0:00:01]} Bxf4 {
[%eval 383,18] [%emt 0:04:47]} 48. Ng4 {[%eval 505,21] [%emt 0:00:00]} Rc8 {
[%eval 437,16] [%emt 0:01:19]} 49. Nf6+ {[%eval 507,17] [%emt 0:02:30]} Kf8 {
[%eval 488,19] [%emt 0:00:00]} 50. a4 {[%eval 505,11] [%emt 0:00:00]} Ra8 {
[%eval 500,15] [%emt 0:00:41]} 51. a5 {[%eval 914,17] [%emt 0:03:21]} Bxh2 {
[%eval 633,17] [%emt 0:02:44]} 52. a6 {[%eval 1213,17] [%emt 0:00:58]} Rxa7 {
[%eval 780,15] [%emt 0:00:53]} 53. Rxa7 {[%eval 1368,16] [%emt 0:00:51]} Bg1 {
[%eval 780,15] [%emt 0:00:09]} 54. Rb7 {[%eval 1609,15] [%emt 0:01:02]} g5 {
[%eval 1381,14] [%emt 0:02:33]} 55. Nd5 {[%eval 34767,13] [%emt 0:00:31]} Bc5 {
[%eval 32757,16] [%emt 0:05:10]} 56. Nb6 {[%eval 34767,9] [%emt 0:00:00]} Bb4+
{[%eval 32758,15] [%emt 0:00:31]} 57. Kd1 {[%eval 34767,8] [%emt 0:00:00]} Be7
{[%eval 32759,15] [%emt 0:00:26]} 58. a7 {[%eval 34767,8] [%emt 0:00:10]} g4 {
[%eval 32760,15] [%emt 0:00:12]} 59. a8=Q+ {[%eval 34767,6] [%emt 0:00:00]} Kf7
{[%eval 32761,21] [%emt 0:00:19]} 60. Qa2+ {[%eval 34767,69] [%emt 0:00:00]}
Kf6 {[%eval 32761,14] [%emt 0:00:17]} 61. Nd5+ {[%eval 34767,3] [%emt 0:00:00]}
Kf5 {[%eval 32762,54] [%emt 0:00:16]} 62. Nxe7+ {[%eval 34767,2] [%emt 0:00:00]
} Ke5 {[%eval 32763,63] [%emt 0:00:01]} 63. Qf7 {
[%eval 34767,15] [%emt 0:00:01]} Ke4 {[%eval 32764,63] [%emt 0:00:00]} 64. Rb4+
{[%eval 34767,1] [%emt 0:00:00]} Ke5 {[%eval 32765,63] [%emt 0:00:01]} 65. Qd5+
{[%eval 34767,12] [%emt 0:00:00]} Kf6 {[%eval 32764,4] [%emt 0:00:00]} 66. Rf4+
{[%eval 34767,11] [%emt 0:00:00]} Kxe7 {[%eval 32765,63] [%emt 0:00:00]} 67.
Rf7+ {[%eval 34767,11] [%emt 0:00:01]} Ke8 {[%eval 32766,63] [%emt 0:00:00]}
68. Qe6+ {[%eval 34767,11] [%emt 0:00:00]} Kd8 {[%eval 32766,4] [%emt 0:00:00]}
69. Qd6+ {[%eval 34767,12] [%emt 0:00:01]} Kc8 {[%eval 32766,63] [%emt 0:00:01]
} 70. Qc5+ {[%eval 34767,12] [%emt 0:00:00]} Kb8 {
[%eval 32766,63] [%emt 0:00:01]} 71. Qb4+ {[%eval 34767,12] [%emt 0:00:01]} Ka8
{[%eval 32766,63] [%emt 0:00:01]} 72. Qa3+ {[%eval 34767,12] [%emt 0:00:01]}
Kb8 {[%eval 32766,4] [%emt 0:00:00]} 73. Qb2+ {[%eval 34767,11] [%emt 0:00:00]}
Ka8 {[%eval 32766,63] [%emt 0:00:01]} 74. Qa1+ {[%eval 34767,13] [%emt 0:00:01]
} Kb8 {[%eval 32766,4] [%emt 0:00:00]} 75. Qb1+ {
[%eval 34767,12] [%emt 0:00:00]} Kc8 {[%eval 32765,63] [%emt 0:00:01]} 76. Qc1+
{[%eval 34767,1] [%emt 0:00:01]} Kb8 {[%eval 32765,63] [%emt 0:00:01]} 77. Qf4+
{[%eval 34767,21] [%emt 0:00:00]} Ka8 {[%eval 32765,63] [%emt 0:00:01]} 78.
Qe4+ {[%eval 34767,27] [%emt 0:00:00]} Kb8 {[%eval 32766,63] [%emt 0:00:00]}
79. Qe5+ {[%eval 34767,31] [%emt 0:00:00]} Ka8 {[%eval 32766,63] [%emt 0:00:01]
} 80. Qa5+ {[%eval 34767,61] [%emt 0:00:00]} Kb8 {
[%eval 32766,4] [%emt 0:00:00]} 81. Qb5+ {[%eval 34767,69] [%emt 0:00:00]} Ka8
{[%eval 32766,63] [%emt 0:00:01]} 82. Qd5+ {[%eval 34767,69] [%emt 0:00:00]}
Kb8 {[%eval 32766,4] [%emt 0:00:00]} 83. Qb7# {
(Lag: Av=4.98s, max=353.0s) [%eval 34767,69] [%emt 0:00:00]} 1-0



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