Event: Black Sea Grand Prix | Small Earth
Site: chess24.com
Date: 2021-07-19
White: Rozum, Ivan
WhiteTitle: GM
WhiteElo: 2542
Black: Potapova, Margarita
BlackTitle: WIM
BlackElo: 2260
Result: 1-0
ECO: E04
Opening: Catalan Opening: Open Defense
Variant: Standard

1. d4 { [%eval 0.0] [%clk 1:29:36] } 1... Nf6 { [%eval 0.19] [%clk 1:30:55] } 2. c4 { [%eval 0.11] [%clk 1:29:56] } 2... e6 { [%eval 0.39] [%clk 1:30:56] } 3. g3 { [%eval 0.16] [%clk 1:30:17] } 3... d5 { [%eval 0.44] [%clk 1:30:37] } 4. Nf3 { [%eval 0.09] [%clk 1:30:41] } 4... dxc4 { [%eval 0.4] [%clk 1:30:52] } 5. Bg2 { [%eval 0.14] [%clk 1:31:04] } 5... a6 { [%eval 0.29] [%clk 1:30:43] } 6. O-O { [%eval 0.38] [%clk 1:31:27] } 6... Nc6 { [%eval 0.43] [%clk 1:31:10] } 7. Qd2 { [%eval 0.0] [%clk 1:31:32] } 7... Rb8 { [%eval 0.31] [%clk 1:20:49] } 8. Ne5 { [%eval 0.27] [%clk 1:31:35] } 8... Nxe5 { [%eval 0.37] [%clk 1:06:06] } 9. dxe5 { [%eval 0.31] [%clk 1:31:57] } 9... Nd5 { [%eval 0.32] [%clk 1:01:54] } 10. Nc3 { [%eval 0.5] [%clk 1:17:19] } 10... c6 { [%eval 0.74] [%clk 0:55:58] } 11. Ne4 { [%eval 0.84] [%clk 1:15:33] } 11... Be7 { [%eval 0.92] [%clk 0:50:17] } 12. Nd6+ { [%eval 0.89] [%clk 1:13:17] } 12... Bxd6 { [%eval 0.52] [%clk 0:50:05] } 13. exd6 { [%eval 0.9] [%clk 1:13:43] } 13... f5 { [%eval 1.07] [%clk 0:49:08] } 14. Qd4 { [%eval 0.62] [%clk 1:12:41] } 14... O-O { [%eval 0.55] [%clk 0:46:41] } 15. Bf4 { [%eval 0.57] [%clk 1:12:13] } 15... b5?! { [%eval 1.5] } { Inaccuracy. Nxf4 was best. } { [%clk 0:41:50] } 16. Be5 { [%eval 1.47] [%clk 1:12:29] } 16... Qd7?! { [%eval 2.5] } { Inaccuracy. Bb7 was best. } { [%clk 0:39:59] } 17. b3 { [%eval 2.57] [%clk 1:11:16] } 17... cxb3 { [%eval 2.87] [%clk 0:33:42] } 18. axb3 { [%eval 3.0] [%clk 1:11:37] } 18... b4 { [%eval 3.31] [%clk 0:32:22] } 19. Ra5 { [%eval 3.3] [%clk 1:06:29] } 19... Bb7 { [%eval 3.09] [%clk 0:29:28] } 20. Rc1 { [%eval 3.75] [%clk 1:04:27] } 20... Rbc8 { [%eval 3.37] [%clk 0:28:30] } 21. Rac5 { [%eval 3.42] [%clk 0:58:00] } 21... Rf7 { [%eval 3.66] [%clk 0:23:52] } 22. Bf3 { [%eval 3.66] [%clk 0:57:23] } 22... Rff8 { [%eval 3.77] [%clk 0:23:09] } 23. h4 { [%eval 3.64] [%clk 0:54:40] } 23... Ra8 { [%eval 4.04] [%clk 0:13:21] } 24. h5 { [%eval 3.37] [%clk 0:53:47] } 24... h6 { [%eval 3.69] [%clk 0:13:37] } 25. e4 { [%eval 3.41] [%clk 0:49:45] } 25... Nc3 { [%eval 4.04] [%clk 0:12:33] } 26. exf5 { [%eval 3.7] [%clk 0:44:46] } 26... Rxf5 { [%eval 4.14] [%clk 0:12:10] } 27. Bg4 { [%eval 3.71] [%clk 0:44:51] } 27... Rg5 { [%eval 4.51] [%clk 0:11:58] } 28. Re1? { [%eval 2.6] } { Mistake. Qxb4 was best. } { [%clk 0:43:43] } 28... Nb5?? { [%eval 5.39] } { Blunder. Nd5 was best. } { [%clk 0:10:16] } 29. Qxb4 { [%eval 4.98] [%clk 0:43:40] } 29... Re8 { [%eval 5.63] [%clk 0:09:49] } 30. Re4?! { [%eval 4.33] } { Inaccuracy. Rd1 was best. } { [%clk 0:41:57] } 30... a5 { [%eval 5.38] [%clk 0:07:05] } 31. Qxa5 { [%eval 5.58] [%clk 0:40:23] } 31... Ra8 { [%eval 6.07] [%clk 0:04:04] } 32. Qd2 { [%eval 6.09] [%clk 0:40:46] } 32... Kh7 { [%eval 6.92] [%clk 0:03:43] } 33. b4 { [%eval 6.64] [%clk 0:40:06] } 33... Nc7 { [%eval 7.0] [%clk 0:03:07] } 34. Qc2 { [%eval 7.7] [%clk 0:30:49] } 34... Nd5 { [%eval 7.3] [%clk 0:03:04] } 35. b5 { [%eval 6.76] [%clk 0:29:02] } 35... cxb5 { [%eval 6.63] [%clk 0:02:10] } 36. Ra4+ { [%eval 7.82] [%clk 0:29:27] } 36... Rf5 { [%eval 9.53] [%clk 0:01:16] } 37. Rxa8 { [%eval 9.69] [%clk 0:28:12] } 37... Bxa8 { [%eval 9.92] [%clk 0:01:39] } 38. Bxf5+ { [%eval 7.75] [%clk 0:27:46] } 38... exf5 { [%eval 7.45] [%clk 0:02:06] } 39. g4 { [%eval 7.8] [%clk 0:28:07] } 1-0