Event: Black Sea Grand Prix | Small Earth
Site: chess24.com
Date: 2021-07-20
White: Potapova, Margarita
WhiteTitle: WIM
WhiteElo: 2260
Black: Morgachev, Sergey
BlackElo: 2088
Result: 1/2-1/2
ECO: D30
Opening: Queen's Gambit Declined
Variant: Standard

1. d4 { [%eval 0.0] [%clk 1:30:50] } 1... d5 { [%eval 0.23] [%clk 1:29:25] } 2. c4 { [%eval 0.0] [%clk 1:31:09] } 2... e6 { [%eval 0.31] [%clk 1:29:44] } 3. Nf3 { [%eval 0.0] [%clk 1:31:31] } 3... c6 { [%eval 0.36] [%clk 1:29:42] } 4. g3 { [%eval 0.09] [%clk 1:31:52] } 4... dxc4 { [%eval 0.13] [%clk 1:29:49] } 5. Bg2 { [%eval 0.29] [%clk 1:31:51] } 5... b5 { [%eval 0.19] [%clk 1:30:02] } 6. Ne5 { [%eval -0.2] [%clk 1:32:15] } 6... Bb7 { [%eval 0.09] [%clk 1:30:00] } 7. O-O { [%eval 0.21] [%clk 1:31:57] } 7... Qc8 { [%eval 0.62] [%clk 1:28:18] } 8. a4 { [%eval 0.38] [%clk 1:27:16] } 8... Nd7 { [%eval 0.23] [%clk 1:26:18] } 9. Nc3 { [%eval -0.12] [%clk 1:27:35] } 9... Ngf6 { [%eval -0.34] [%clk 1:24:19] } 10. Bf4 { [%eval -0.69] [%clk 0:56:20] } 10... Be7 { [%eval -0.67] [%clk 1:10:16] } 11. e4?! { [%eval -1.46] } { Inaccuracy. axb5 was best. } { [%clk 0:43:21] } 11... O-O? { [%eval -0.18] } { Mistake. b4 was best. } { [%clk 0:48:33] } 12. Qc2? { [%eval -1.71] } { Mistake. axb5 was best. } { [%clk 0:41:52] } 12... a6 { [%eval -1.17] [%clk 0:45:54] } 13. Rfd1 { [%eval -1.19] [%clk 0:41:10] } 13... Nh5 { [%eval -0.76] [%clk 0:36:42] } 14. Be3 { [%eval -0.88] [%clk 0:39:54] } 14... Nhf6 { [%eval -0.85] [%clk 0:35:52] } 15. Bf4 { [%eval -1.2] [%clk 0:36:17] } 15... Nh5? { [%eval 0.0] } { Mistake. Nxe5 was best. } { [%clk 0:34:53] } 16. Qe2?? { [%eval -2.16] } { Blunder. Be3 was best. } { [%clk 0:34:36] } 16... Nxf4 { [%eval -2.16] [%clk 0:33:47] } 17. gxf4 { [%eval -2.19] [%clk 0:35:03] } 17... Qc7?! { [%eval -1.31] } { Inaccuracy. Nxe5 was best. } { [%clk 0:30:01] } 18. Nxd7 { [%eval -1.15] [%clk 0:29:35] } 18... Qxd7 { [%eval -1.37] [%clk 0:30:02] } 19. e5 { [%eval -0.95] [%clk 0:20:39] } 19... Qc7 { [%eval -1.15] [%clk 0:24:31] } 20. Rac1?! { [%eval -2.11] } { Inaccuracy. Ne4 was best. } { [%clk 0:17:46] } 20... f5 { [%eval -2.19] [%clk 0:20:33] } 21. Qf3 { [%eval -2.07] [%clk 0:15:13] } 21... Rab8 { [%eval -2.56] [%clk 0:18:35] } 22. Qe3 { [%eval -2.37] [%clk 0:15:24] } 22... Rfd8 { [%eval -2.55] [%clk 0:17:35] } 23. Bf3 { [%eval -2.75] [%clk 0:14:43] } 23... Qb6 { [%eval -2.44] [%clk 0:16:03] } 24. Bg2 { [%eval -2.79] [%clk 0:11:54] } 24... Rd7 { [%eval -2.6] [%clk 0:14:52] } 25. axb5 { [%eval -2.95] [%clk 0:11:20] } 25... axb5 { [%eval -3.24] [%clk 0:13:58] } 26. Rd2 { [%eval -3.01] [%clk 0:11:14] } 26... Rbd8 { [%eval -3.07] [%clk 0:12:19] } 27. Rcd1 { [%eval -3.53] [%clk 0:11:39] } 27... Bb4 { [%eval -3.07] [%clk 0:11:03] } 28. h4 { [%eval -2.98] [%clk 0:10:33] } 28... Ba5 { [%eval -2.59] [%clk 0:01:02] } 29. h5 { [%eval -2.52] [%clk 0:10:39] } 29... Qc7 { [%eval -2.5] [%clk 0:00:50] } 30. Qh3 { [%eval -2.51] [%clk 0:10:01] } 30... Qb6 { [%eval -2.45] [%clk 0:00:41] } 31. Qe3 { [%eval -2.4] [%clk 0:09:33] } 31... Qc7 { [%eval -2.23] [%clk 0:01:02] } 32. Qh3 { [%eval -2.49] [%clk 0:09:59] } 32... Qb6?? { [%eval 0.0] } { Blunder. Kh8 was best. } { [%clk 0:00:56] } 33. Qe3 { [%eval -2.44] [%clk 0:10:25] } 1/2-1/2