Author: Uri Blass
Date: 12:11:17 08/01/03
Go up one level in this thread
On August 01, 2003 at 14:00:24, Ricardo Gibert wrote:
>On August 01, 2003 at 13:13:12, Uri Blass wrote:
>
>>On August 01, 2003 at 12:46:11, Ricardo Gibert wrote:
>>
>>>[Event "Dortmund Sparkassen"]
>>>[Site "Dortmund, Germany"]
>>>[Date "2003.08.01"]
>>>[Round "2"]
>>>[White "Anand(GM)"]
>>>[Black "Radjabov_0-1"]
>>>[Result "0-1"]
>>>[WhiteElo "2774"]
>>>[BlackElo "2648"]
>>>[Opening "Sicilian: Labourdonnais-Löwenthal (Kalashnikov) variation"]
>>>[ECO "B32"]
>>>[NIC "SI.32"]
>>>[Time "08:34:56"]
>>>[TimeControl "7200+0"]
>>>
>>>1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 e5 5. Nb5 d6 6. c4 Be7 7. b3 f5 8.
>>>exf5 Bxf5 9. Bd3 e4 10. Be2 a6 11. N5c3 Bf6 12. O-O Nge7 13. a3 O-O 14. Ra2
>>>Qa5 15. b4 Qe5 16. Re1 b5 17. cxb5 axb5 18. Bxb5 Nd4 19. Bf1 d5 20. Rd2 Be6
>>>21. f4 Qxf4 22. Rf2 Qxf2+ 23. Kxf2 Nb5 24. Kg1 Nxc3 25. Nxc3 Bxc3 26. Bb5
>>>Bxe1 27. Qxe1 Nf5 28. Bb2 Rac8 29. Ba4 Rf7 30. h3 h5 31. b5 h4 32. Be5 d4
>>>33. b6 e3 34. Kh2 d3 35. Qb4 e2 36. Bc3 Rxc3 37. Qxc3 Ng3 38. b7 Rxb7 39.
>>>Qa5 Rb8 {Black wins} 0-1
>>>
>>>[D]r4rk1/4n1pp/4bb2/3p4/1P1npq2/P1N5/5RPP/1NBQRBK1 b - - 1 22
>>>
>>>Radja played 22...Qxf2! here. What do the comps say about that?
>>Movei:
>>Right move, +0.06 for black after some search.
>>
>>>
>>>
>>>
>>>[D]2r3k1/5rp1/4b3/1P1pBn2/B3p2p/P6P/6P1/4Q1K1 b - - 1 32
>>>
>>>Radja played 32...d5! What do the comps say here?
>
>Oops! That should be 32...d4!
>
>>
>>Movei prefers Ra8 with more than +1 and after d5 it likes Qxe4 with evaluation
>>of 0.00 and only after some search it can see small advantage for black.
>
>
>After examining 32...Ra8, it doesn't look convincing to me.
After some minutes movei changes it's mind to 32...Rb7 but it does not find
something better in a reasonable time.
depth=13 +1.25 f7b7 g1h2 e4e3 e1d1 d5d4 d1g4 b7f7 b5b6 c8c5 e5d4 c5c4 b6b7 f7b7
Nodes: 182312321 NPS: 165768
Time: 00:18:19.80
depth=14 +1.03 f7b7 g1h2 e4e3 e1e2 c8a8 a4c2 a8a3 c2f5 e6f5 e2h5 b7f7 h5h4 f5e4
h2g1
Nodes: 593719752 NPS: 175983
Time: 00:56:13.72
The drop in score at depth 14 suggests that movei may find it because movei find
after e3 scores that are significantly bigger than 1.03.
After e3
depth=10 -1.10 a4b3 f7e7 b5b6 e7b7 e1d1 b7b6 b3d5 e6d5 d1d5 g8h8 d5d1 c8f8
Nodes: 1954872 NPS: 182017
Time: 00:00:10.74
depth=11 -1.18 a4b3 f7e7 e5f4 d5d4 f4g5 e7e8 e1b1 e6b3 b1b3 g8h8 b3d1 e8e5 d1h5
h8g8
Nodes: 3410243 NPS: 180722
Time: 00:00:18.87
depth=11 -1.18 a4b3 f7e7 e5f4 d5d4 f4g5 e7e8 e1b1 e6b3 b1b3 g8h8 b3d1 e8e5 d1h5
h8g8
Nodes: 7847803 NPS: 181368
Time: 00:00:43.27
depth=12 -1.28 a4b3 f7e7 b3a2 e6f7 e5b2 d5d4 a2b1 f5g3 a3a4 f7c4 b1g6 g3e2 g1h1
Nodes: 12821896 NPS: 182986
Time: 00:01:10.07
depth=12 -1.28 a4b3 f7e7 b3a2 e6f7 e5b2 d5d4 a2b1 f5g3 a3a4 f7c4 b1g6 g3e2 g1h1
Nodes: 25017576 NPS: 183010
Time: 00:02:16.70
depth=13 -1.22 a4b3 f7e7 b3a2 e6f7 e5b2 f5g3 a2b1 e3e2 g1h2 f7e6 b2d4 e6f5 b1f5
g3f5
Nodes: 31243647 NPS: 182519
Time: 00:02:51.18
depth=13 -1.22 a4b3 f7e7 b3a2 e6f7 e5b2 f5g3 a2b1 e3e2 g1h2 f7e6 b2d4 e6f5 b1f5
g3f5
Nodes: 44587423 NPS: 179592
Time: 00:04:08.27
Uri
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