Event: Russian Team Championship Premier League
Site: chess24.com
Date: 2021-05-04
White: Alexeev, Alexey
WhiteTitle: IM
WhiteElo: 2243
Black: Riazantsev, Alexander
BlackTitle: GM
BlackElo: 2631
Result: 0-1
ECO: B20
Opening: Sicilian Defense: Mengarini Variation
Variant: Standard

1. e4 { [%eval 0.05] [%clk 1:30:56] } 1... c5 { [%eval 0.32] [%clk 1:30:54] } 2. a3 { [%eval -0.05] [%clk 1:31:18] } 2... g6 { [%eval -0.25] [%clk 1:30:30] } 3. b4 { [%eval -0.5] [%clk 1:31:42] } 3... Bg7 { [%eval -0.25] [%clk 1:30:44] } 4. Nc3 { [%eval -0.32] [%clk 1:32:07] } 4... d6 { [%eval -0.12] [%clk 1:31:11] } 5. g3 { [%eval -0.05] [%clk 1:32:27] } 5... b6 { [%eval -0.29] [%clk 1:23:06] } 6. Bg2 { [%eval -0.17] [%clk 1:30:57] } 6... Bb7 { [%eval -0.13] [%clk 1:21:17] } 7. Nge2 { [%eval -0.36] [%clk 1:31:00] } 7... e6 { [%eval -0.4] [%clk 1:13:27] } 8. O-O { [%eval -0.28] [%clk 1:31:11] } 8... Ne7 { [%eval -0.37] [%clk 1:13:54] } 9. Rb1 { [%eval -0.27] [%clk 1:31:12] } 9... Nbc6 { [%eval -0.27] [%clk 1:05:49] } 10. d3 { [%eval -0.31] [%clk 1:31:10] } 10... O-O { [%eval -0.51] [%clk 1:04:17] } 11. b5 { [%eval -0.6] [%clk 1:31:26] } 11... Nd4?! { [%eval -0.06] } { Inaccuracy. Ne5 was best. } { [%clk 1:03:53] } 12. Nxd4 { [%eval -0.16] [%clk 1:31:30] } 12... cxd4 { [%eval -0.03] [%clk 1:03:03] } 13. Ne2 { [%eval -0.01] [%clk 1:31:53] } 13... Rc8 { [%eval 0.4] [%clk 0:59:03] } 14. Bb2 { [%eval 0.34] [%clk 1:32:10] } 14... e5 { [%eval 0.54] [%clk 0:59:08] } 15. c3 { [%eval 0.29] [%clk 1:32:32] } 15... dxc3 { [%eval 0.43] [%clk 0:58:04] } 16. Bxc3 { [%eval 0.4] [%clk 1:32:44] } 16... Qd7 { [%eval 0.23] [%clk 0:50:18] } 17. f4 { [%eval 0.51] [%clk 1:31:38] } 17... f5 { [%eval 0.4] [%clk 0:42:01] } 18. Qb3+ { [%eval 0.63] [%clk 1:25:36] } 18... Kh8 { [%eval 0.11] [%clk 0:42:30] } 19. Bh3 { [%eval -0.03] [%clk 1:25:25] } 19... Ng8 { [%eval -0.01] [%clk 0:40:56] } 20. fxe5?! { [%eval -0.6] } { Inaccuracy. a4 was best. } { [%clk 1:15:44] } 20... dxe5 { [%eval -0.82] [%clk 0:40:42] } 21. Rbd1 { [%eval -0.74] [%clk 1:09:20] } 21... Nh6 { [%eval -0.53] [%clk 0:38:27] } 22. Qb2?! { [%eval -1.39] } { Inaccuracy. Bb4 was best. } { [%clk 1:00:02] } 22... Rce8?! { [%eval -0.7] } { Inaccuracy. Qc7 was best. } { [%clk 0:36:40] } 23. a4 { [%eval -0.64] [%clk 0:53:12] } 23... Rf7 { [%eval -0.68] [%clk 0:35:31] } 24. Nc1?! { [%eval -1.36] } { Inaccuracy. d4 was best. } { [%clk 0:50:22] } 24... Qe7 { [%eval -1.46] [%clk 0:34:34] } 25. Bb4 { [%eval -1.45] [%clk 0:47:05] } 25... Qg5 { [%eval -1.24] [%clk 0:34:02] } 26. Qe2 { [%eval -0.8] [%clk 0:46:42] } 26... f4 { [%eval -1.49] [%clk 0:29:42] } 27. Bd2 { [%eval -1.26] [%clk 0:45:20] } 27... Ref8? { [%eval 0.08] } { Mistake. Qf6 was best. } { [%clk 0:22:42] } 28. Kh1? { [%eval -1.17] } { Mistake. d4 was best. } { [%clk 0:32:39] } 28... Qd8 { [%eval -1.12] [%clk 0:20:36] } 29. Bb4 { [%eval -1.12] [%clk 0:28:15] } 29... Re8 { [%eval -0.97] [%clk 0:20:14] } 30. Nb3?! { [%eval -1.54] } { Inaccuracy. Bd2 was best. } { [%clk 0:28:02] } 30... Nf5 { [%eval -1.95] [%clk 0:18:20] } 31. gxf4 { [%eval -2.1] [%clk 0:21:18] } 31... exf4 { [%eval -2.03] [%clk 0:18:41] } 32. Rxf4? { [%eval -3.47] } { Mistake. Bd2 was best. } { [%clk 0:21:09] } 32... Nd4 { [%eval -3.55] [%clk 0:19:05] } 33. Nxd4 { [%eval -3.31] [%clk 0:21:21] } 33... Rxf4 { [%eval -3.78] [%clk 0:19:30] } 34. Nc6 { [%eval -3.25] [%clk 0:21:35] } 34... Qf6 { [%eval -4.11] [%clk 0:14:50] } 35. Bd7?! { [%eval -5.72] } { Inaccuracy. Bg2 was best. } { [%clk 0:15:41] } 35... Rf2 { [%eval -5.33] [%clk 0:14:52] } 36. Qe3 { [%eval -5.7] [%clk 0:14:25] } 36... Rf1+ { [%eval -5.41] [%clk 0:14:30] } 37. Rxf1 { [%eval -5.25] [%clk 0:10:14] } 37... Qxf1+ { [%eval -6.0] [%clk 0:14:30] } 38. Qg1 { [%eval -5.46] [%clk 0:10:14] } 38... Qxd3 { [%eval -5.29] [%clk 0:13:58] } 39. Bxe8 { [%eval -5.78] [%clk 0:14:59] } 39... Qxe4+ { [%eval -5.37] [%clk 0:14:18] } 40. Qg2 { [%eval -5.15] [%clk 0:45:28] } 40... Qb1+ { [%eval -5.25] [%clk 0:43:12] } 41. Qg1 { [%eval -5.9] [%clk 0:45:35] } 41... Qxb4 { [%eval -5.66] [%clk 0:41:25] } 42. Qe3 { [%eval -5.62] [%clk 0:41:19] } 42... Qxa4 { [%eval -5.49] [%clk 0:40:59] } 43. Qd3 { [%eval -6.11] [%clk 0:40:58] } 43... Qd4 { [%eval -5.16] [%clk 0:28:41] } 44. Qe2?! { [%eval -7.28] } { Inaccuracy. Qxd4 was best. } { [%clk 0:32:20] } 44... Qd5+ { [%eval -7.34] [%clk 0:26:08] } 45. Qg2 { [%eval -10.06] [%clk 0:29:45] } 45... Qxb5 { [%clk 0:25:55] } 0-1