Event: Open
Site: Warsaw, Poland
Date: 2021-12-29
White: Korobov, Anton
WhiteElo: 2710
Black: Oparin, Grigoriy
BlackElo: 2580
Result: 0-1
ECO: E46
Opening: Nimzo-Indian Defense: Simagin Variation
Variant: Standard

1. d4 { [%eval 0.3] [%clk 0:03:03] } 1... Nf6 { [%eval 0.22] [%clk 0:03:03] } 2. c4 { [%eval 0.23] [%clk 0:03:04] } 2... e6 { [%eval 0.28] [%clk 0:03:03] } 3. Nc3 { [%eval 0.05] [%clk 0:03:05] } 3... Bb4 { [%eval 0.25] [%clk 0:03:03] } 4. e3 { [%eval 0.0] [%clk 0:03:07] } 4... O-O { [%eval 0.21] [%clk 0:03:04] } 5. Ne2 { [%eval -0.09] [%clk 0:03:08] } 5... d5 { [%eval 0.0] [%clk 0:03:04] } 6. a3 { [%eval -0.13] [%clk 0:03:09] } 6... Bd6 { [%eval 0.0] [%clk 0:03:05] } 7. c5 { [%eval 0.0] [%clk 0:03:10] } 7... Be7 { [%eval 0.24] [%clk 0:03:05] } 8. b4 { [%eval 0.09] [%clk 0:03:11] } 8... b6 { [%eval 0.08] [%clk 0:03:01] } 9. Ng3 { [%eval 0.01] [%clk 0:03:10] } 9... a5 { [%eval -0.01] [%clk 0:03:02] } 10. Bd2 { [%eval 0.12] [%clk 0:03:07] } 10... c6 { [%eval 0.06] [%clk 0:02:34] } 11. Be2 { [%eval 0.01] [%clk 0:02:57] } 11... Ba6 { [%eval 0.09] [%clk 0:02:33] } 12. O-O { [%eval 0.0] [%clk 0:02:51] } 12... Bc4? { [%eval 1.3] } { Mistake. Nbd7 was best. } { [%clk 0:02:06] } 13. Bxc4 { [%eval 1.04] [%clk 0:02:22] } 13... dxc4 { [%eval 1.45] [%clk 0:02:06] } 14. Na4 { [%eval 1.36] [%clk 0:02:09] } 14... Nbd7 { [%eval 1.35] [%clk 0:01:29] } 15. cxb6?! { [%eval 0.47] } { Inaccuracy. bxa5 was best. } { [%clk 0:02:07] } 15... axb4 { [%eval 0.63] [%clk 0:01:25] } 16. b7 { [%eval 0.49] [%clk 0:02:07] } 16... Rb8 { [%eval 0.43] [%clk 0:01:17] } 17. axb4 { [%eval 0.43] [%clk 0:02:06] } 17... Rxb7 { [%eval 0.48] [%clk 0:01:15] } 18. Nc5 { [%eval 0.34] [%clk 0:02:05] } 18... Nxc5 { [%eval 0.0] [%clk 0:01:03] } 19. bxc5 { [%eval 0.04] [%clk 0:02:06] } 19... Qd5 { [%eval 0.25] [%clk 0:00:58] } 20. Bc3 { [%eval 0.36] [%clk 0:01:57] } 20... h5 { [%eval 0.28] [%clk 0:00:47] } 21. f3? { [%eval -1.24] } { Mistake. Qc2 was best. } { [%clk 0:01:40] } 21... h4 { [%eval -0.96] [%clk 0:00:40] } 22. e4 { [%eval -1.33] [%clk 0:01:41] } 22... Qg5 { [%eval -1.3] [%clk 0:00:37] } 23. Bd2 { [%eval -1.43] [%clk 0:01:29] } 23... Qg6 { [%eval -1.48] [%clk 0:00:37] } 24. Ne2 { [%eval -1.39] [%clk 0:01:29] } 24... Rd8?? { [%eval 1.28] } { Blunder. e5 was best. } { [%clk 0:00:29] } 25. Ra6?? { [%eval -1.77] } { Blunder. Nf4 was best. } { [%clk 0:01:07] } 25... e5?? { [%eval 0.58] } { Blunder. Bxc5 was best. } { [%clk 0:00:26] } 26. Rxc6 { [%eval 0.68] [%clk 0:01:03] } 26... exd4?! { [%eval 1.23] } { Inaccuracy. h3 was best. } { [%clk 0:00:25] } 27. e5?? { [%eval -1.62] } { Blunder. Nf4 was best. } { [%clk 0:01:04] } 27... Qf5?! { [%eval -0.61] } { Inaccuracy. Rb2 was best. } { [%clk 0:00:20] } 28. exf6 { [%eval -0.99] [%clk 0:01:00] } 28... Bxc5? { [%eval 0.37] } { Mistake. Bxf6 was best. } { [%clk 0:00:20] } 29. Kh1 { [%eval 0.95] [%clk 0:00:54] } 29... Qd5? { [%eval 2.1] } { Mistake. g6 was best. } { [%clk 0:00:21] } 30. Ra6? { [%eval 0.66] } { Mistake. Qa4 was best. } { [%clk 0:00:42] } 30... c3 { [%eval 0.68] [%clk 0:00:22] } 31. fxg7 { [%eval 0.29] [%clk 0:00:37] } 31... Qc4?? { [%eval 4.23] } { Blunder. Be7 was best. } { [%clk 0:00:10] } 32. Rh6 { [%eval 4.3] [%clk 0:00:38] } 32... c2?! { [%eval 5.6] } { Inaccuracy. Rd6 was best. } { [%clk 0:00:10] } 33. Qe1 { [%eval 6.19] [%clk 0:00:36] } 33... d3?! { [%eval 10.98] } { Inaccuracy. Be7 was best. } { [%clk 0:00:09] } 34. Rxh4?? { [%eval -4.49] } { Blunder. Nf4 was best. } { [%clk 0:00:27] } 34... dxe2 { [%eval -4.08] [%clk 0:00:09] } 35. Rg1 { [%eval -4.62] [%clk 0:00:10] } 35... Rb1 { [%eval -4.46] [%clk 0:00:05] } 36. Bc3? { [%eval -39.09] } { Mistake. Rxc4 was best. } { [%clk 0:00:08] } 36... f6?? { [%eval 0.0] } { Blunder. Qxh4 was best. } { [%clk 0:00:06] } 37. Rh8+ { [%eval 0.0] [%clk 0:00:08] } 37... Kxg7 { [%eval 0.0] [%clk 0:00:06] } 38. Qg3+ { [%eval 0.0] [%clk 0:00:09] } 38... Kf7 { [%eval 0.0] [%clk 0:00:07] } 39. Rh7+?? { [%eval -14.0] } { Blunder. Qc7+ was best. } { [%clk 0:00:08] } 39... Ke6 { [%eval -12.39] [%clk 0:00:09] } 40. Qh3+ { [%eval -14.9] [%clk 0:00:09] } 40... Kd6 { [%eval -15.87] [%clk 0:00:09] } 41. Qg3+ { [%eval -15.49] [%clk 0:00:10] } 41... Kd5 { [%eval -18.08] [%clk 0:00:10] } 42. Be1 { [%eval -18.05] [%clk 0:00:04] } 42... c1=Q { [%eval -14.32] [%clk 0:00:10] } 43. Qc7 { [%eval -12.65] [%clk 0:00:05] } 43... Rd6 { [%eval -8.98] [%clk 0:00:05] } 44. Qf7+ { [%eval -10.37] [%clk 0:00:04] } 44... Kd4 { [%eval -9.24] [%clk 0:00:05] } 45. Rh4+ { [%eval -9.48] [%clk 0:00:03] } 45... Kd3?? { [%eval #5] } { Checkmate is now unavoidable. Ke3 was best. } { [%clk 0:00:07] } 46. Qg6+ { [%eval #4] } 0-1