Event: Open
Site: Warsaw, Poland
Date: 2021-12-29
White: Oparin, Grigoriy
WhiteElo: 2580
Black: Sarana, Alexey
BlackElo: 2672
Result: 0-1
ECO: E04
Opening: Catalan Opening: Open Defense
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 0:03:04] } 3. Nf3 { [%eval 0.0] [%clk 0:03:05] } 3... d5 { [%eval 0.22] [%clk 0:03:05] } 4. g3 { [%eval 0.18] [%clk 0:03:05] } 4... c6 { [%eval 0.27] [%clk 0:03:02] } 5. Bg2 { [%eval 0.34] [%clk 0:03:02] } 5... dxc4 { [%eval 0.5] [%clk 0:03:02] } 6. a4 { [%eval 0.31] [%clk 0:03:01] } 6... Bb4+ { [%eval 0.22] [%clk 0:03:00] } 7. Bd2 { [%eval 0.17] [%clk 0:03:01] } 7... a5 { [%eval 0.29] [%clk 0:03:01] } 8. Qc2 { [%eval 0.27] [%clk 0:02:58] } 8... b5? { [%eval 1.45] } { Mistake. O-O was best. } { [%clk 0:02:57] } 9. axb5 { [%eval 1.64] [%clk 0:02:57] } 9... Bxd2+ { [%eval 1.84] [%clk 0:02:55] } 10. Qxd2? { [%eval 0.55] } { Mistake. Nfxd2 was best. } { [%clk 0:02:57] } 10... cxb5 { [%eval 0.56] [%clk 0:02:46] } 11. Qg5 { [%eval 0.43] [%clk 0:02:58] } 11... O-O { [%eval 0.69] [%clk 0:02:32] } 12. Qxb5 { [%eval 0.5] [%clk 0:02:58] } 12... Qd5?! { [%eval 1.31] } { Inaccuracy. Ba6 was best. } { [%clk 0:02:11] } 13. Qa4 { [%eval 0.81] [%clk 0:02:43] } 13... Bd7 { [%eval 0.55] [%clk 0:02:03] } 14. Qc2 { [%eval 0.64] [%clk 0:02:43] } 14... Nc6 { [%eval 0.49] [%clk 0:02:00] } 15. O-O { [%eval 0.38] [%clk 0:02:41] } 15... Rab8 { [%eval 0.5] [%clk 0:01:46] } 16. Rd1 { [%eval 0.24] [%clk 0:02:15] } 16... Qb5 { [%eval 0.5] [%clk 0:01:42] } 17. Na3 { [%eval 0.28] [%clk 0:01:10] } 17... Qxb2 { [%eval 0.4] [%clk 0:01:43] } 18. Qxb2 { [%eval 0.31] [%clk 0:01:11] } 18... Rxb2 { [%eval 0.27] [%clk 0:01:44] } 19. Nxc4 { [%eval 0.15] [%clk 0:01:11] } 19... Rxe2 { [%eval 0.12] [%clk 0:00:53] } 20. Ncd2 { [%eval 0.59] [%clk 0:01:12] } 20... Ng4 { [%eval 0.53] [%clk 0:00:53] } 21. Bf1 { [%eval 0.42] [%clk 0:00:58] } 21... Rxf2 { [%eval 0.35] [%clk 0:00:53] } 22. h3 { [%eval -0.08] [%clk 0:00:58] } 22... Rxf3 { [%eval -0.07] [%clk 0:00:38] } 23. Nxf3 { [%eval 0.0] [%clk 0:00:58] } 23... Ne3 { [%eval -0.02] [%clk 0:00:39] } 24. Rdc1 { [%eval 0.0] [%clk 0:00:46] } 24... Nxf1 { [%eval -0.06] [%clk 0:00:39] } 25. Kxf1 { [%eval -0.06] [%clk 0:00:46] } 25... Ra8 { [%eval 0.0] [%clk 0:00:39] } 26. Ra3 { [%eval -0.25] [%clk 0:00:37] } 26... Be8 { [%eval 0.0] [%clk 0:00:29] } 27. Kf2 { [%eval -0.49] [%clk 0:00:34] } 27... Nb4?! { [%eval 0.32] } { Inaccuracy. a4 was best. } { [%clk 0:00:24] } 28. Ne5 { [%eval -0.18] [%clk 0:00:34] } 28... Nd5 { [%eval -0.5] [%clk 0:00:22] } 29. Nd3 { [%eval -0.49] [%clk 0:00:23] } 29... g5 { [%eval -0.27] [%clk 0:00:20] } 30. Nc5 { [%eval -0.25] [%clk 0:00:23] } 30... a4 { [%eval -0.23] [%clk 0:00:11] } 31. Rca1 { [%eval -0.24] [%clk 0:00:19] } 31... Nb6 { [%eval -0.32] [%clk 0:00:12] } 32. Rb1 { [%eval -0.32] [%clk 0:00:17] } 32... Nc4 { [%eval -0.34] [%clk 0:00:13] } 33. Rc3 { [%eval -0.6] [%clk 0:00:17] } 33... Nd6 { [%eval -0.7] [%clk 0:00:14] } 34. Ra3 { [%eval -0.78] [%clk 0:00:15] } 34... Kg7 { [%eval -0.78] [%clk 0:00:10] } 35. Rb4 { [%eval -0.56] [%clk 0:00:14] } 35... h5 { [%eval -0.62] [%clk 0:00:08] } 36. Nxa4? { [%eval -1.8] } { Mistake. Ra1 was best. } { [%clk 0:00:12] } 36... Ne4+ { [%eval -2.04] [%clk 0:00:09] } 37. Kf3?? { [%eval -5.28] } { Blunder. Kg1 was best. } { [%clk 0:00:11] } 37... Nf6 { [%eval -5.34] [%clk 0:00:10] } 38. Ra2 { [%eval -5.61] [%clk 0:00:08] } 38... Nd5 { [%eval -5.54] [%clk 0:00:09] } 39. Nc3 { [%eval -6.49] [%clk 0:00:05] } 39... Nxb4 { [%eval -6.54] [%clk 0:00:08] } 0-1