Event: Trenera Aivara Stašāna 4. piemiņas kauss. Ātrais šahs.
Site: Riga, Latvia
Date: 2025-07-12
White: Valdats, Reinis
WhiteTitle: FM
WhiteElo: 2298
Black: Kolesnikovs, Ivans
BlackElo: 2037
Result: 1-0
ECO: B33
Opening: Sicilian Defense: Lasker-Pelikan Variation, Sveshnikov Variation
Variant: Standard
TimeControl: 1200+5

1. e4 { [%eval 0.18] [%clk 0:20:09] } 1... c5 { [%eval 0.25] [%clk 0:20:09] } 2. Nf3 { [%eval 0.2] [%clk 0:20:13] } 2... Nc6 { [%eval 0.3] [%clk 0:20:13] } 3. d4 { [%eval 0.27] [%clk 0:20:17] } 3... cxd4 { [%eval 0.27] [%clk 0:20:17] } 4. Nxd4 { [%eval 0.21] [%clk 0:20:21] } 4... Nf6 { [%eval 0.19] [%clk 0:20:21] } 5. Nc3 { [%eval 0.26] [%clk 0:20:25] } 5... e5 { [%eval 0.34] [%clk 0:20:25] } 6. Ndb5 { [%eval 0.31] [%clk 0:20:28] } 6... d6 { [%eval 0.28] [%clk 0:20:29] } 7. Bg5 { [%eval 0.22] [%clk 0:20:32] } 7... a6 { [%eval 0.3] [%clk 0:20:32] } 8. Na3 { [%eval 0.34] [%clk 0:20:36] } 8... b5 { [%eval 0.31] [%clk 0:20:36] } 9. Bxf6 { [%eval 0.28] [%clk 0:20:39] } 9... gxf6 { [%eval 0.07] [%clk 0:20:30] } 10. Nd5 { [%eval 0.15] [%clk 0:20:43] } 10... f5 { [%eval 0.14] [%clk 0:20:05] } 11. c3 { [%eval 0.11] [%clk 0:20:47] } 11... fxe4?! { [%eval 0.99] } { Inaccuracy. Bg7 was best. } { [%clk 0:18:58] } 12. Bxb5 { [%eval 0.87] [%clk 0:20:50] } 12... axb5 { [%eval 0.94] [%clk 0:18:07] } 13. Nxb5 { [%eval 0.88] [%clk 0:20:53] } 13... Be6 { [%eval 0.82] [%clk 0:16:24] } 14. Nbc7+ { [%eval 1.18] [%clk 0:20:56] } 14... Kd7 { [%eval 0.77] [%clk 0:16:19] } 15. Nxa8 { [%eval 0.85] [%clk 0:20:59] } 15... Bxd5 { [%eval 0.95] [%clk 0:16:20] } 16. Qxd5 { [%eval 0.85] [%clk 0:21:01] } 16... Qxa8 { [%eval 1.09] [%clk 0:16:23] } 17. O-O { [%eval 1.04] [%clk 0:19:34] } 17... Be7 { [%eval 1.4] [%clk 0:15:17] } 18. Rfd1 { [%eval 1.16] [%clk 0:17:54] } 18... f5 { [%eval 1.11] [%clk 0:14:19] } 19. b4 { [%eval 1.25] [%clk 0:17:48] } 19... Qg8 { [%eval 1.15] [%clk 0:13:09] } 20. Qb5 { [%eval 1.05] [%clk 0:16:02] } 20... Qb8 { [%eval 1.05] [%clk 0:12:58] } 21. Qa6?! { [%eval 0.4] } { Inaccuracy. Qf1 was best. } { [%clk 0:13:46] } 21... Qa8 { [%eval 0.54] [%clk 0:11:59] } 22. Qb5 { [%eval 0.69] [%clk 0:13:01] } 22... Qb8 { [%eval 1.2] [%clk 0:11:52] } 23. Qa4? { [%eval 0.0] } { Mistake. Qf1 was best. } { [%clk 0:12:47] } 23... Qa8 { [%eval 0.0] [%clk 0:11:36] } 24. Qb3 { [%eval 0.0] [%clk 0:12:41] } 24... Qg8 { [%eval 0.53] [%clk 0:10:20] } 25. b5 { [%eval 0.58] [%clk 0:12:04] } 25... Na5 { [%eval 0.53] [%clk 0:09:21] } 26. Qa4 { [%eval 0.48] [%clk 0:11:08] } 26... Qa8 { [%eval 0.55] [%clk 0:09:12] } 27. b6+ { [%eval 0.63] [%clk 0:08:44] } 27... Ke6 { [%eval 1.16] [%clk 0:07:05] } 28. Rab1 { [%eval 0.61] [%clk 0:08:01] } 28... Nb7 { [%eval 0.65] [%clk 0:06:50] } 29. Qc4+ { [%eval 0.61] [%clk 0:06:16] } 29... Kf6 { [%eval 0.7] [%clk 0:06:51] } 30. a4 { [%eval 0.62] [%clk 0:05:42] } 30... Rc8 { [%eval 0.71] [%clk 0:06:39] } 31. Qb3?! { [%eval 0.0] } { Inaccuracy. Qa2 was best. } { [%clk 0:04:57] } 31... Qa5?! { [%eval 0.62] } { Inaccuracy. Nc5 was best. } { [%clk 0:06:23] } 32. c4 { [%eval 1.09] [%clk 0:04:31] } 32... Ra8?! { [%eval 1.82] } { Inaccuracy. Rb8 was best. } { [%clk 0:05:28] } 33. Qh3 { [%eval 1.89] [%clk 0:04:12] } 33... Kg6 { [%eval 2.44] [%clk 0:04:03] } 34. g4 { [%eval 2.29] [%clk 0:03:31] } 34... f4? { [%eval 4.63] } { Mistake. Qxa4 was best. } { [%clk 0:03:00] } 35. Qh5+?? { [%eval 0.92] } { Blunder. g5 was best. } { [%clk 0:03:35] } 35... Kg7 { [%eval 0.77] [%clk 0:02:54] } 36. Qf5?! { [%eval 0.0] } { Inaccuracy. g5 was best. } { [%clk 0:03:34] } 36... Qxa4 { [%eval 0.0] [%clk 0:01:15] } 37. Qxe4 { [%eval 0.0] [%clk 0:03:23] } 37... Nc5 { [%eval 0.0] [%clk 0:00:53] } 38. Qd5 { [%eval 0.0] [%clk 0:03:20] } 38... Rb8 { [%eval 0.0] [%clk 0:00:38] } 39. Ra1?! { [%eval -0.83] } { Inaccuracy. Rb5 was best. } { [%clk 0:02:54] } 39... Qb3?! { [%eval 0.21] } { Inaccuracy. Qe8 was best. } { [%clk 0:00:26] } 40. Ra7 { [%eval 0.12] [%clk 0:02:28] } 40... Rb7 { [%eval 0.0] [%clk 0:00:28] } 41. Ra8 { [%eval 0.0] [%clk 0:00:50] } 41... Qh3?? { [%eval 5.61] } { Blunder. Bf8 was best. } { [%clk 0:00:14] } 42. Rg8+ { [%eval 5.86] [%clk 0:00:30] } 42... Kh6?? { [%eval #3] } { Checkmate is now unavoidable. Kf6 was best. } { [%clk 0:00:16] } 43. Qxd6+ { [%eval #2] [%clk 0:00:30] } 43... Bxd6 { [%eval #2] [%clk 0:00:11] } 44. Rxd6+ { [%eval #1] [%clk 0:00:34] } 1-0