Event: LABlitz
Site: RIga, Latvia
Date: 2021-11-08
White: Swiercz Dariusz  (USA)
WhiteElo: 2647
Black: Onyshchuk Volodymyr  (UKR)
BlackElo: 2622
Result: 0-1
ECO: B07
Opening: Pirc Defense: Byrne Variation
Variant: Standard

1. e4 { [%eval 0.0] [%clk 0:03:03] } 1... d6?! { [%eval 0.57] } { Inaccuracy. c5 was best. } { [%clk 0:03:03] } 2. d4 { [%eval 0.4] [%clk 0:02:54] } 2... Nf6 { [%eval 0.7] [%clk 0:03:04] } 3. Nc3 { [%eval 0.52] [%clk 0:02:55] } 3... g6 { [%eval 0.71] [%clk 0:03:05] } 4. Bg5 { [%eval 0.43] [%clk 0:02:41] } 4... Bg7 { [%eval 0.73] [%clk 0:03:05] } 5. Qd2 { [%eval 0.6] [%clk 0:02:42] } 5... h6 { [%eval 0.6] [%clk 0:03:06] } 6. Bh4 { [%eval 0.32] [%clk 0:02:44] } 6... O-O { [%eval 0.6] [%clk 0:03:02] } 7. O-O-O { [%eval 0.51] [%clk 0:02:44] } 7... c6 { [%eval 0.33] [%clk 0:03:03] } 8. f4 { [%eval 0.19] [%clk 0:02:39] } 8... b5 { [%eval 0.68] [%clk 0:03:04] } 9. Bd3? { [%eval -0.33] } { Mistake. e5 was best. } { [%clk 0:02:40] } 9... b4 { [%eval -0.15] [%clk 0:03:02] } 10. Nce2 { [%eval -0.27] [%clk 0:02:42] } 10... Qa5 { [%eval -0.12] [%clk 0:02:59] } 11. Kb1 { [%eval -0.32] [%clk 0:02:43] } 11... Nbd7 { [%eval -0.03] [%clk 0:02:42] } 12. Nf3 { [%eval -0.04] [%clk 0:02:42] } 12... Rb8 { [%eval 0.38] [%clk 0:02:39] } 13. Nc1?! { [%eval -0.5] } { Inaccuracy. f5 was best. } { [%clk 0:02:08] } 13... Qb6?! { [%eval 0.17] } { Inaccuracy. Qc7 was best. } { [%clk 0:02:08] } 14. g4 { [%eval -0.02] [%clk 0:01:59] } 14... c5 { [%eval 0.01] [%clk 0:02:03] } 15. g5 { [%eval -0.13] [%clk 0:01:20] } 15... hxg5 { [%eval 0.1] [%clk 0:02:04] } 16. Nxg5 { [%eval 0.0] [%clk 0:01:21] } 16... cxd4 { [%eval 0.42] [%clk 0:01:56] } 17. Rhg1 { [%eval 0.08] [%clk 0:01:23] } 17... a5? { [%eval 1.23] } { Mistake. Nc5 was best. } { [%clk 0:01:30] } 18. Qg2 { [%eval 0.76] [%clk 0:01:11] } 18... a4?! { [%eval 1.35] } { Inaccuracy. b3 was best. } { [%clk 0:01:17] } 19. Rde1?? { [%eval -1.82] } { Blunder. Ne6 was best. } { [%clk 0:00:51] } 19... b3 { [%eval -1.68] [%clk 0:01:15] } 20. cxb3 { [%eval -1.61] [%clk 0:00:45] } 20... axb3 { [%eval -1.21] [%clk 0:01:15] } 21. Nxb3?? { [%eval -3.35] } { Blunder. a3 was best. } { [%clk 0:00:47] } 21... Nc5?? { [%eval -0.54] } { Blunder. Nh5 was best. } { [%clk 0:01:15] } 22. Nxc5 { [%eval -1.34] [%clk 0:00:30] } 22... dxc5 { [%eval -1.1] [%clk 0:01:15] } 23. Rc1?? { [%eval -3.87] } { Blunder. f5 was best. } { [%clk 0:00:20] } 23... Ng4 { [%eval -3.88] [%clk 0:01:11] } 24. b3 { [%eval -4.79] [%clk 0:00:13] } 24... Ne3 { [%eval -5.14] [%clk 0:01:07] } 25. Qe2 { [%eval -3.13] [%clk 0:00:14] } 25... c4 { [%eval -5.2] [%clk 0:01:05] } 26. Rxc4?! { [%eval -7.34] } { Inaccuracy. Bxc4 was best. } { [%clk 0:00:14] } 26... Nxc4 { [%eval -7.79] [%clk 0:01:02] } 27. Bxc4 { [%eval -7.07] [%clk 0:00:15] } 27... d3 { [%eval -7.39] [%clk 0:01:04] } 28. Qg2 { [%eval -11.34] [%clk 0:00:06] } 28... Qd4 { [%eval -11.63] [%clk 0:01:04] } 29. e5 { [%eval -12.25] [%clk 0:00:07] } 29... Bf5 { [%eval -15.68] [%clk 0:01:03] } 30. Qd2 { [%eval -14.7] [%clk 0:00:09] } 30... Qxc4 { [%eval -17.74] [%clk 0:01:03] } 0-1