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Subject: Re: Rybka's bug ? ????

Author: chandler yergin

Date: 10:50:33 02/01/06

Go up one level in this thread


On February 01, 2006 at 13:06:21, Yar wrote:

>[Event "60m + 15s, rated"]
>[Site "?"]
>[Date "2006.02.01"]
>[Round "?"]
>[White "Amadeus Chess, Toga II 1.1"]
>[Black "Romanzev, Rybka 1.01 Beta 13b"]
>[Result "1/2-1/2"]
>[ECO "B85"]
>[WhiteElo "2588"]
>[BlackElo "2653"]
>[PlyCount "162"]
>[EventDate "2006.02.01"]
>[EventType "rapid"]
>
>1. e4 {[%emt 0:00:00]} c5 {[%emt 0:00:00]} 2. Nf3 {[%emt 0:00:00]} d6 {
>[%emt 0:00:00]} 3. d4 {[%emt 0:00:00]} cxd4 {[%emt 0:00:00]} 4. Nxd4 {
>[%emt 0:00:00]} Nf6 {[%emt 0:00:00]} 5. Nc3 {[%emt 0:00:00]} a6 {[%emt 0:00:00]
>} 6. Be2 {[%emt 0:00:00]} e6 {[%emt 0:00:00]} 7. O-O {[%emt 0:00:00]} Be7 {
>[%emt 0:00:00]} 8. f4 {[%emt 0:00:00]} O-O {[%emt 0:00:00]} 9. Be3 {
>[%emt 0:00:00]} Qc7 {[%emt 0:00:00]} 10. Bf3 {[%emt 0:00:00]} Nc6 {
>[%emt 0:00:00]} 11. Nxc6 {[%emt 0:00:00]} bxc6 {[%emt 0:00:00]} 12. Na4 {
>[%emt 0:00:00]} Bb7 {[%emt 0:00:00]} 13. c4 {[%emt 0:00:00]} c5 {
>[%eval 5,16] [%emt 0:01:52]} 14. Nc3 {[%emt 0:00:00]} Bc6 {
>[%eval 7,16] [%emt 0:04:15]} 15. Qc2 {(f5) [%eval 11,16] [%emt 0:02:54]} Nd7 {
>[%eval 3,16] [%emt 0:03:14]} 16. Rad1 {[%eval 13,16] [%emt 0:02:24]} Rab8 {
>[%eval 6,15] [%emt 0:01:31]} 17. b3 {[%eval 15,16] [%emt 0:01:11]} Rbc8 {
>[%eval 8,15] [%emt 0:03:25]} 18. Rd3 {[%eval 20,15] [%emt 0:02:24]} Rb8 {
>[%eval 18,16] [%emt 0:01:50]} 19. Rfd1 {(Dd2) [%eval 22,15] [%emt 0:01:52]}
>Rfd8 {[%eval 27,16] [%emt 0:02:40]} 20. Kh1 {(Dd2) [%eval 22,16] [%emt 0:00:50]
>} g6 {[%eval 13,14] [%emt 0:02:40]} 21. Qe2 {(Kg1) [%eval 41,15] [%emt 0:02:16]
>} Rbc8 {[%eval 27,14] [%emt 0:01:43]} 22. Bf2 {[%eval 62,16] [%emt 0:03:31]} e5
>{[%eval 43,16] [%emt 0:00:00]} 23. Be3 {(Lg3) [%eval 70,16] [%emt 0:01:58]} Rb8
>{[%eval 41,17] [%emt 0:03:07]} 24. Nd5 {(Kg1) [%eval 54,17] [%emt 0:02:25]}
>Bxd5 {[%eval 32,17] [%emt 0:00:53]} 25. Rxd5 {[%eval 56,17] [%emt 0:02:03]} a5
>{[%eval 29,18] [%emt 0:00:00]} 26. Qc2 {(f5) [%eval 44,17] [%emt 0:04:11]} a4 {
>[%eval 30,16] [%emt 0:01:22]} 27. bxa4 {[%eval 50,16] [%emt 0:02:09]} Qa5 {
>[%eval 24,16] [%emt 0:00:00]} 28. Bd2 {(fxe5) [%eval 46,16] [%emt 0:01:23]} Qa6
>{[%eval 10,16] [%emt 0:00:35]} 29. Rc1 {(fxe5) [%eval 27,17] [%emt 0:04:41]}
>Ra8 {[%eval 2,16] [%emt 0:01:25]} 30. fxe5 {[%eval 32,15] [%emt 0:01:22]} Nxe5
>{[%eval 6,17] [%emt 0:02:03]} 31. Bd1 {[%eval 37,16] [%emt 0:00:00]} Bf6 {
>[%eval 7,16] [%emt 0:02:05]} 32. Bh6 {(Lf4) [%eval 27,14] [%emt 0:01:14]} Rdb8
>{[%eval 0,15] [%emt 0:04:04]} 33. Qe2 {[%eval 23,15] [%emt 0:01:03]} Nd7 {
>[%eval 3,15] [%emt 0:00:09]} 34. Bb3 {[%eval 26,15] [%emt 0:01:19]} Re8 {
>[%eval 0,16] [%emt 0:00:00]} 35. Qf3 {(Tf1) [%eval 15,15] [%emt 0:02:54]} Re6 {
>[%eval 0,16] [%emt 0:01:19]} 36. Rf1 {[%eval 17,15] [%emt 0:00:07]} Rae8 {
>[%eval 0,16] [%emt 0:03:56]} 37. Bf4 {[%eval 0,17] [%emt 0:00:00]} Be5 {
>[%eval 0,16] [%emt 0:01:19]} 38. Bg5 {(Lxe5) [%eval 0,17] [%emt 0:00:29]} f6 {
>[%eval -13,15] [%emt 0:00:48]} 39. Be3 {[%eval 0,16] [%emt 0:00:54]} Nb6 {
>[%eval -13,16] [%emt 0:01:18]} 40. Rd2 {(Txe5) [%eval 0,17] [%emt 0:00:25]}
>Nxa4 {[%eval -35,14] [%emt 0:01:03]} 41. Bf2 {[%eval -2,16] [%emt 0:00:00]} Qc6
>{[%eval -37,14] [%emt 0:01:15]} 42. Rd3 {[%eval -8,15] [%emt 0:03:28]} Kg7 {
>[%eval -35,14] [%emt 0:01:28]} 43. Re1 {(Kg1) [%eval -6,14] [%emt 0:01:12]} Bd4
>{[%eval -42,15] [%emt 0:00:44]} 44. Bxa4 {(Lxd4) [%eval -8,15] [%emt 0:00:48]}
>Qxa4 {[%eval -39,16] [%emt 0:00:50]} 45. Bxd4 {[%eval -20,15] [%emt 0:00:05]}
>cxd4 {[%eval -39,16] [%emt 0:00:07]} 46. Rxd4 {[%eval -25,15] [%emt 0:00:55]}
>Qxa2 {[%eval -39,16] [%emt 0:00:00]} 47. Red1 {
>(h3) [%eval -8,15] [%emt 0:01:08]} Qc2 {[%eval -52,15] [%emt 0:01:04]} 48. Rf1
>{[%eval -10,15] [%emt 0:00:01]} R8e7 {[%eval -48,15] [%emt 0:00:41]} 49. Rf2 {
>(h3) [%eval -12,15] [%emt 0:00:52]} Qb1+ {[%eval -56,15] [%emt 0:00:37]} 50.
>Rf1 {[%eval -17,17] [%emt 0:00:52]} Qb6 {[%eval -56,17] [%emt 0:00:00]} 51. Rd5
>{(Dd3) [%eval -21,15] [%emt 0:01:06]} Qb4 {[%eval -59,16] [%emt 0:00:55]} 52.
>Rd4 {[%eval -30,16] [%emt 0:01:08]} Qc5 {[%eval -55,15] [%emt 0:00:15]} 53. Qd3
>{[%eval -17,16] [%emt 0:00:51]} Ra7 {[%eval -64,16] [%emt 0:00:00]} 54. Rb1 {
>(Td1) [%eval -22,14] [%emt 0:01:00]} Ra2 {[%eval -64,14] [%emt 0:01:01]} 55.
>Rb7+ {[%eval -29,14] [%emt 0:00:30]} Re7 {[%eval -63,16] [%emt 0:00:50]} 56.
>Rb1 {[%eval -27,16] [%emt 0:00:18]} Qg5 {[%eval -70,15] [%emt 0:00:55]} 57. Qf1
>{(Tg1) [%eval -31,15] [%emt 0:00:32]} Rd2 {[%eval -79,15] [%emt 0:01:08]} 58.
>Rd5 {[%eval -57,17] [%emt 0:00:51]} Rxd5 {[%eval -77,17] [%emt 0:00:20]} 59.
>exd5 {[%eval -43,15] [%emt 0:00:49]} Qe3 {[%eval -85,17] [%emt 0:01:41]} 60.
>Qg1 {(Dc1) [%eval -48,17] [%emt 0:02:08]} Qe4 {[%eval -97,16] [%emt 0:01:05]}
>61. Qb6 {(Df1) [%eval -41,16] [%emt 0:00:33]} Qf4 {
>[%eval -119,15] [%emt 0:00:34]} 62. Rg1 {[%eval -54,14] [%emt 0:00:32]} Kh6 {
>[%eval -117,16] [%emt 0:00:24]} 63. Qb8 {(Da5) [%eval -39,16] [%emt 0:00:38]}
>Kg5 {[%eval -133,16] [%emt 0:00:40]} 64. Qc8 {[%eval -70,16] [%emt 0:00:33]}
>Re3 {[%eval -144,16] [%emt 0:00:17]} 65. c5 {[%eval -72,15] [%emt 0:00:43]}
>dxc5 {[%eval -144,17] [%emt 0:00:00]} 66. Qxc5 {[%eval -74,15] [%emt 0:00:48]}
>Rd3 {[%eval -135,16] [%emt 0:00:11]} 67. Re1 {[%eval -76,15] [%emt 0:00:32]}
>Rd2 {[%eval -141,15] [%emt 0:00:05]} 68. h3 {
>(De7) [%eval -91,14] [%emt 0:00:54]} Qg3 {[%eval -150,16] [%emt 0:00:43]} 69.
>Qg1 {[%eval -96,15] [%emt 0:00:01]} Rxd5 {[%eval -145,16] [%emt 0:00:56]} 70.
>Re7 {[%eval -111,15] [%emt 0:01:27]} h5 {[%eval -152,17] [%emt 0:00:00]} 71.
>Qc1+ {[%eval -99,14] [%emt 0:00:22]} Qf4 {[%eval -154,17] [%emt 0:00:00]} 72.
>h4+ {(Te3) [%eval -83,16] [%emt 0:00:36]} Kg4 {[%eval -187,14] [%emt 0:00:11]}
>73. Qb1 {(Te3) [%eval -95,16] [%emt 0:00:29]} Kxh4 {
>[%eval -257,15] [%emt 0:00:43]} 74. g3+ {(Tg7) [%eval 0,17] [%emt 0:00:26]}
>Qxg3 {[%eval -464,13] [%emt 0:00:31]} 75. Re4+ {[%eval 0,18] [%emt 0:00:03]}
>Kg5 {[%eval -474,13] [%emt 0:00:07]} 76. Qc1+ {
>(Te2) [%eval 0,18] [%emt 0:00:36]} Kf5 {[%eval -510,13] [%emt 0:00:09]} 77.
>Qf1+ {(Te3) [%eval 0,19] [%emt 0:00:50]} Kxe4 {[%eval -32750,12] [%emt 0:00:14]
>} 78. Qf5+ {(Dc4+) [%eval 0,20] [%emt 0:00:04]} Kd4 {
>[%eval 0,20] [%emt 0:00:28]} 79. Qxd5+ {(De4+) [%eval 0,21] [%emt 0:00:00]} Ke3
>{[%eval 0,26] [%emt 0:00:30]} 80. Qd4+ {(De4+) [%eval 0,23] [%emt 0:00:00]} Ke2
>{[%eval 0,30] [%emt 0:00:36]} 81. Qf2+ {[%eval 0,24] [%emt 0:00:00]} Qxf2 {
>(Lag: Av=0.35s, max=2.3s) [%eval 0,46] [%emt 0:00:30]} 1/2-1/2
>
>
>Rybka shows forced mate in 17 after 77. .. Kxe4 and then shows draw after 78.
>Qf5+:

New game,
Analysis by Rybka 1.0 Beta 32-bit:
[D]8/8/5pp1/3r3p/4k3/6q1/8/5Q1K w - - 0 78

1.Qf5+ Kd4 2.Qxd5+ Ke3 3.Qe4+ Kd2 4.Qc2+ Kxc2
  =  (0.00)   Depth: 19   00:00:38  5540kN
1.Qf5+ Kd4 2.Qxd5+ Ke3 3.Qe4+ Kd2 4.Qc2+ Kxc2
  =  (0.00)   Depth: 20   00:00:59  8959kN
1.Qf5+ Kd4 2.Qxd5+ Ke3 3.Qe4+ Kd2 4.Qc2+ Kxc2
  =  (0.00)   Depth: 21   00:01:35  14539kN
1.Qf5+ Kd4 2.Qxd5+ Ke3 3.Qe4+ Kd2 4.Qc2+ Kxc2
  =  (0.00)   Depth: 22   00:02:46  24239kN
1.Qf5+ Kd4 2.Qxd5+ Ke3 3.Qe4+ Kd2 4.Qc2+ Kxc2
  =  (0.00)   Depth: 23   00:04:28  40524kN

(,  01.02.2006)
New game,
[D]8/8/5pp1/3r3p/4k3/6q1/8/5Q1K w - - 0 1

Analysis by Rybka 1.0 Beta 32-bit:

1.Qf5+ Kd4 2.Qxd5+ Ke3 3.Qe4+ Kd2 4.Qc2+ Kxc2
=  (0.00)    Depth: 24   00:00:03
(,  01.02.2006)


>[D] 8/8/5pp1/3r3p/4k3/6q1/8/5Q1K w - - 0 78
>
>With best regards,
>
>Yar



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