Event: Czech Championship
Site: chess24.com
Date: 2021-09-20
White: Polak, Tomas
WhiteTitle: GM
WhiteElo: 2545
Black: Nguyen, Thai Dai Van
BlackTitle: GM
BlackElo: 2594
Result: 0-1
ECO: A36
Opening: English Opening: Symmetrical Variation, Ultra-Symmetrical Variation
Variant: Standard

1. c4 { [%eval 0.2] [%clk 1:30:55] } 1... c5 { [%eval 0.32] [%clk 1:20:06] } 2. Nc3 { [%eval 0.13] [%clk 1:30:47] } 2... Nc6 { [%eval 0.36] [%clk 1:19:46] } 3. g3 { [%eval 0.13] [%clk 1:30:40] } 3... g6 { [%eval 0.26] [%clk 1:20:11] } 4. Bg2 { [%eval 0.03] [%clk 1:30:59] } 4... Bg7 { [%eval 0.13] [%clk 1:20:35] } 5. e3 { [%eval 0.0] [%clk 1:31:09] } 5... e6 { [%eval 0.13] [%clk 1:17:23] } 6. Nge2 { [%eval 0.0] [%clk 1:31:17] } 6... Nge7 { [%eval 0.0] [%clk 1:17:46] } 7. d4 { [%eval 0.07] [%clk 1:22:18] } 7... cxd4 { [%eval 0.01] [%clk 1:18:07] } 8. Nxd4 { [%eval 0.07] [%clk 1:22:42] } 8... d5 { [%eval -0.09] [%clk 1:13:43] } 9. cxd5 { [%eval 0.08] [%clk 1:20:55] } 9... exd5 { [%eval 0.08] [%clk 1:09:00] } 10. O-O { [%eval 0.11] [%clk 1:19:11] } 10... O-O { [%eval 0.12] [%clk 1:09:02] } 11. Nb3 { [%eval -0.11] [%clk 1:04:32] } 11... a5 { [%eval -0.2] [%clk 1:05:58] } 12. a3 { [%eval -0.39] [%clk 0:58:16] } 12... Qb6 { [%eval -0.08] [%clk 0:55:34] } 13. e4?! { [%eval -0.75] } { Inaccuracy. h3 was best. } { [%clk 0:47:32] } 13... a4 { [%eval -0.34] [%clk 0:41:59] } 14. exd5 { [%eval -0.41] [%clk 0:44:40] } 14... Qxb3 { [%eval -0.81] [%clk 0:35:50] } 15. dxc6 { [%eval -0.37] [%clk 0:41:42] } 15... Nxc6 { [%eval -0.37] [%clk 0:36:09] } 16. Nd5? { [%eval -1.7] } { Mistake. Bd5 was best. } { [%clk 0:28:55] } 16... Bf5 { [%eval -1.8] [%clk 0:34:07] } 17. Qxb3 { [%eval -1.74] [%clk 0:18:45] } 17... axb3 { [%eval -1.65] [%clk 0:34:35] } 18. a4 { [%eval -1.71] [%clk 0:18:50] } 18... Bd3 { [%eval -2.13] [%clk 0:32:01] } 19. Rd1 { [%eval -1.65] [%clk 0:17:54] } 19... Bc2 { [%eval -1.94] [%clk 0:32:23] } 20. Re1 { [%eval -2.18] [%clk 0:17:45] } 20... Rfe8 { [%eval -1.85] [%clk 0:24:16] } 21. Rxe8+?! { [%eval -2.7] } { Inaccuracy. Ne3 was best. } { [%clk 0:10:17] } 21... Rxe8 { [%eval -2.63] [%clk 0:24:44] } 22. Ne3 { [%eval -2.54] [%clk 0:10:35] } 22... Na5?! { [%eval -1.61] } { Inaccuracy. Nd4 was best. } { [%clk 0:20:43] } 23. Bd5 { [%eval -1.95] [%clk 0:09:14] } 23... b6 { [%eval -1.95] [%clk 0:18:07] } 24. Kf1 { [%eval -2.24] [%clk 0:07:54] } 24... Bd3+ { [%eval -2.2] [%clk 0:16:13] } 25. Ke1 { [%eval -2.46] [%clk 0:08:13] } 25... Rd8?! { [%eval -1.81] } { Inaccuracy. g5 was best. } { [%clk 0:14:17] } 26. Bf3 { [%eval -1.92] [%clk 0:07:08] } 26... h5 { [%eval -1.39] [%clk 0:12:10] } 27. h4 { [%eval -1.61] [%clk 0:07:15] } 27... Be5 { [%eval -1.61] [%clk 0:11:18] } 28. Bd1 { [%eval -1.76] [%clk 0:04:45] } 28... Be4 { [%eval -1.95] [%clk 0:09:46] } 29. Be2 { [%eval -1.52] [%clk 0:04:33] } 29... Rc8 { [%eval -1.87] [%clk 0:07:41] } 30. Kd1 { [%eval -2.04] [%clk 0:03:02] } 30... Rd8+ { [%eval -1.54] [%clk 0:08:01] } 31. Ke1 { [%eval -1.44] [%clk 0:03:25] } 31... Rc8 { [%eval -1.79] [%clk 0:07:42] } 32. Kd1 { [%eval -2.27] [%clk 0:03:50] } 32... Nc6 { [%eval -2.8] [%clk 0:06:20] } 33. Nc4 { [%eval -3.4] [%clk 0:03:10] } 33... Rd8+?? { [%eval -0.5] } { Blunder. Bg7 was best. } { [%clk 0:05:37] } 34. Ke1 { [%eval -0.8] [%clk 0:01:43] } 34... Nd4 { [%eval -0.53] [%clk 0:05:18] } 35. Bd1 { [%eval -1.04] [%clk 0:01:47] } 35... Bg7 { [%eval -1.62] [%clk 0:02:28] } 36. Be3?? { [%eval -4.1] } { Blunder. Bg5 was best. } { [%clk 0:01:34] } 36... Nc2+ { [%eval -4.09] [%clk 0:02:02] } 37. Bxc2 { [%eval -4.15] [%clk 0:01:59] } 37... bxc2 { [%eval -4.23] [%clk 0:02:26] } 38. Rc1 { [%eval -4.26] [%clk 0:01:08] } 38... Bd3 { [%eval -4.1] [%clk 0:01:43] } 39. b3?! { [%eval -6.62] } { Inaccuracy. Bxb6 was best. } { [%clk 0:00:44] } 39... Bc3+ { [%eval -6.44] [%clk 0:02:01] } 40. Bd2 { [%eval -6.46] [%clk 0:00:32] } 40... Bxc4 { [%eval -6.85] [%clk 0:00:55] } 41. Bxc3 { [%eval -9.66] [%clk 0:28:23] } 41... Re8+ { [%eval -9.73] [%clk 0:30:55] } 0-1