Event: Grand Swiss
Site: Riga, Latvia
Date: 2021-10-28
White: Petrosyan Manuel  (ARM)
WhiteElo: 2605
Black: Ponkratov Pavel  (RUS)
BlackElo: 2659
Result: 1/2-1/2
ECO: D85
Opening: Grünfeld Defense: Exchange Variation
Variant: Standard

1. d4 { [%eval 0.0] [%clk 1:40:16] } 1... Nf6 { [%eval 0.28] [%clk 1:40:55] } 2. c4 { [%eval 0.21] [%clk 1:40:22] } 2... g6 { [%eval 0.51] [%clk 1:41:21] } 3. Nc3 { [%eval 0.17] [%clk 1:40:03] } 3... d5 { [%eval 0.2] [%clk 1:41:45] } 4. cxd5 { [%eval 0.35] [%clk 1:38:08] } 4... Nxd5 { [%eval 0.28] [%clk 1:42:11] } 5. e4 { [%eval 0.19] [%clk 1:38:09] } 5... Nxc3 { [%eval 0.21] [%clk 1:42:36] } 6. bxc3 { [%eval 0.0] [%clk 1:38:33] } 6... Bg7 { [%eval 0.23] [%clk 1:43:03] } 7. Bb5+ { [%eval 0.19] [%clk 1:37:45] } 7... c6 { [%eval 0.13] [%clk 1:42:05] } 8. Ba4 { [%eval 0.16] [%clk 1:38:02] } 8... b5 { [%eval 0.14] [%clk 1:39:50] } 9. Bb3 { [%eval 0.2] [%clk 1:36:11] } 9... a5 { [%eval 0.24] [%clk 1:40:16] } 10. a4 { [%eval 0.07] [%clk 1:35:25] } 10... b4 { [%eval -0.16] [%clk 1:40:33] } 11. Bb2 { [%eval -0.35] [%clk 1:24:59] } 11... O-O { [%eval -0.58] [%clk 1:36:47] } 12. cxb4 { [%eval -0.66] [%clk 1:22:18] } 12... Na6 { [%eval -0.3] [%clk 1:21:50] } 13. b5 { [%eval -0.42] [%clk 1:14:28] } 13... cxb5 { [%eval -0.83] [%clk 1:12:37] } 14. axb5 { [%eval -1.06] [%clk 1:14:51] } 14... Qb6 { [%eval -1.29] [%clk 1:13:05] } 15. Ne2 { [%eval -1.16] [%clk 1:05:09] } 15... Qxb5 { [%eval -1.32] [%clk 1:12:03] } 16. Nc3 { [%eval -0.64] [%clk 1:04:20] } 16... Qb7 { [%eval -1.27] [%clk 1:01:20] } 17. Rxa5 { [%eval -1.77] [%clk 0:48:06] } 17... Rd8? { [%eval -0.27] } { Mistake. Bg4 was best. } { [%clk 1:00:41] } 18. Rb5 { [%eval -0.18] [%clk 0:42:30] } 18... Qa7 { [%eval -0.41] [%clk 1:00:47] } 19. Rd5 { [%eval -0.81] [%clk 0:39:50] } 19... Rxd5 { [%eval -0.67] [%clk 0:59:01] } 20. Nxd5 { [%eval -1.0] [%clk 0:37:01] } 20... e6 { [%eval -0.71] [%clk 0:58:46] } 21. Ne3 { [%eval -0.55] [%clk 0:37:15] } 21... Rb8?! { [%eval 0.0] } { Inaccuracy. Qb6 was best. } { [%clk 0:58:31] } 22. Bc3 { [%eval -0.13] [%clk 0:36:18] } 22... Nc5 { [%eval -0.12] [%clk 0:58:03] } 23. Bc2 { [%eval -0.14] [%clk 0:36:07] } 23... Qc7 { [%eval -0.12] [%clk 0:45:59] } 24. Ba1?! { [%eval -0.87] } { Inaccuracy. O-O was best. } { [%clk 0:23:21] } 24... Qa5+?! { [%eval -0.12] } { Inaccuracy. Ba6 was best. } { [%clk 0:29:28] } 25. Ke2 { [%eval -0.07] [%clk 0:23:23] } 25... Ba6+ { [%eval 0.0] [%clk 0:29:54] } 26. Kf3 { [%eval 0.08] [%clk 0:23:49] } 26... Nxe4 { [%eval 0.0] [%clk 0:30:19] } 27. Bxe4 { [%eval 0.0] [%clk 0:24:15] } 27... Qh5+ { [%eval 0.0] [%clk 0:30:43] } 28. Kg3 { [%eval 0.0] [%clk 0:24:42] } 28... Be2 { [%eval 0.0] [%clk 0:30:57] } 29. Qc2 { [%eval 0.0] [%clk 0:24:42] } 29... Qg5+ { [%eval 0.0] [%clk 0:18:32] } 30. Kh3 { [%eval 0.0] [%clk 0:24:49] } 30... Qh5+ { [%eval 0.0] [%clk 0:18:58] } 31. Kg3 { [%eval 0.0] [%clk 0:25:14] } 31... Qg5+ { [%eval 0.0] [%clk 0:19:25] } 32. Kh3 { [%eval 0.0] [%clk 0:25:40] } 32... Qh5+ { [%eval 0.0] [%clk 0:19:52] } 1/2-1/2