Event: Open
Site: Warsaw, Poland
Date: 2021-12-28
White: Donchenko, Alexander
WhiteElo: 2535
Black: Riazantsev, Alexander
BlackElo: 2632
Result: 1-0
ECO: A58
Opening: Benko Gambit Accepted: Fully Accepted Variation
Variant: Standard

1. d4 { [%eval 0.3] [%clk 0:15:18] } 1... Nf6 { [%eval 0.22] [%clk 0:15:19] } 2. c4 { [%eval 0.23] [%clk 0:15:26] } 2... c5 { [%eval 0.72] [%clk 0:15:28] } 3. d5 { [%eval 0.78] [%clk 0:15:25] } 3... b5 { [%eval 0.8] [%clk 0:15:38] } 4. cxb5 { [%eval 0.81] } 4... a6 { [%eval 0.74] } 5. bxa6 { [%eval 0.74] [%clk 0:15:26] } 5... e6 { [%eval 0.75] [%clk 0:15:56] } 6. Nc3 { [%eval 0.54] [%clk 0:15:18] } 6... exd5 { [%eval 0.6] [%clk 0:16:04] } 7. Nxd5 { [%eval 0.54] [%clk 0:15:24] } 7... Be7 { [%eval 0.66] [%clk 0:16:13] } 8. e3 { [%eval 0.25] [%clk 0:14:29] } 8... O-O?! { [%eval 0.77] } { Inaccuracy. Nxd5 was best. } { [%clk 0:15:59] } 9. Nf3?! { [%eval 0.21] } { Inaccuracy. Nxe7+ was best. } { [%clk 0:14:17] } 9... Nc6?! { [%eval 0.74] } { Inaccuracy. Nxd5 was best. } { [%clk 0:15:05] } 10. Be2?! { [%eval 0.07] } { Inaccuracy. Nxe7+ was best. } { [%clk 0:13:55] } 10... Bxa6?! { [%eval 0.74] } { Inaccuracy. Nxd5 was best. } { [%clk 0:14:49] } 11. Nxe7+ { [%eval 0.55] [%clk 0:12:52] } 11... Qxe7 { [%eval 0.61] [%clk 0:14:57] } 12. Bd2 { [%eval 0.25] [%clk 0:11:14] } 12... Bxe2 { [%eval 0.13] [%clk 0:13:33] } 13. Qxe2 { [%eval 0.1] [%clk 0:11:21] } 13... Rfb8 { [%eval 0.26] [%clk 0:13:42] } 14. Bc3 { [%eval 0.43] [%clk 0:10:24] } 14... d5 { [%eval 0.38] [%clk 0:13:51] } 15. a3 { [%eval 0.26] [%clk 0:08:26] } 15... Ne4 { [%eval 0.47] [%clk 0:08:31] } 16. O-O { [%eval 0.49] [%clk 0:08:20] } 16... Rb3?! { [%eval 1.07] } { Inaccuracy. Nxc3 was best. } { [%clk 0:08:40] } 17. Qd1 { [%eval 1.08] [%clk 0:08:11] } 17... Qb7 { [%eval 1.08] [%clk 0:07:26] } 18. Qxd5 { [%eval 1.03] [%clk 0:07:58] } 18... Nd4?? { [%eval 3.19] } { Blunder. Nxc3 was best. } { [%clk 0:07:35] } 19. Qxb7 { [%eval 3.13] [%clk 0:06:22] } 19... Ne2+ { [%eval 3.22] [%clk 0:07:44] } 20. Kh1 { [%eval 3.23] [%clk 0:06:31] } 20... Rxb7 { [%eval 3.2] [%clk 0:07:53] } 21. Be5 { [%eval 3.07] [%clk 0:05:48] } 21... f6 { [%eval 3.55] [%clk 0:08:02] } 22. Rae1 { [%eval 3.26] [%clk 0:05:50] } 22... fxe5 { [%eval 3.17] [%clk 0:07:44] } 23. Rxe2 { [%eval 3.72] [%clk 0:05:58] } 23... Rab8 { [%eval 3.13] [%clk 0:07:52] } 24. Nxe5 { [%eval 3.49] [%clk 0:05:31] } 24... Rxb2 { [%eval 2.87] [%clk 0:07:57] } 25. Rxb2 { [%eval 3.45] [%clk 0:05:39] } 25... Rxb2 { [%eval 3.37] [%clk 0:08:06] } 26. f3 { [%eval 2.82] [%clk 0:05:47] } 26... Nd2 { [%eval 3.12] [%clk 0:06:32] } 27. Rc1 { [%eval 2.85] [%clk 0:05:44] } 27... c4?! { [%eval 4.48] } { Inaccuracy. Nb3 was best. } { [%clk 0:03:24] } 28. h4?! { [%eval 3.16] } { Inaccuracy. Kg1 was best. } { [%clk 0:03:59] } 28... Rb5 { [%eval 3.1] [%clk 0:03:32] } 29. f4 { [%eval 3.29] [%clk 0:04:08] } 29... Rb3 { [%eval 3.97] [%clk 0:01:37] } 30. Nxc4 { [%eval 4.33] [%clk 0:03:48] } 30... Nxc4 { [%eval 3.8] [%clk 0:01:45] } 31. Rxc4 { [%eval 4.47] [%clk 0:03:57] } 31... Rxe3 { [%eval 4.58] [%clk 0:01:54] } 32. Ra4?! { [%eval 3.37] } { Inaccuracy. a4 was best. } { [%clk 0:03:31] } 32... Kf7?! { [%eval 4.28] } { Inaccuracy. h5 was best. } { [%clk 0:00:52] } 33. Kh2 { [%eval 3.99] [%clk 0:02:02] } 33... h5 { [%eval 3.23] [%clk 0:00:29] } 34. Ra5 { [%eval 3.57] [%clk 0:02:00] } 34... Kg6 { [%eval 4.19] [%clk 0:00:12] } 35. a4 { [%eval 3.93] [%clk 0:01:27] } 35... Kh6?! { [%eval 5.87] } { Inaccuracy. Re4 was best. } { [%clk 0:00:17] } 36. Re5 { [%eval 6.5] [%clk 0:01:29] } 36... Ra3 { [%eval 5.54] [%clk 0:00:23] } 37. a5 { [%eval 5.0] [%clk 0:01:10] } 37... Ra4 { [%eval 5.93] [%clk 0:00:28] } 38. g3 { [%eval 6.42] [%clk 0:01:18] } 38... Ra2+ { [%eval 6.68] [%clk 0:00:37] } 39. Kg1 { [%eval 6.41] [%clk 0:01:27] } 39... Ra3 { [%eval 6.71] [%clk 0:00:29] } 40. Kf2 { [%eval 6.78] [%clk 0:01:33] } 40... Ra2+ { [%eval 6.91] [%clk 0:00:38] } 41. Ke1 { [%eval 6.71] [%clk 0:01:42] } 41... Ra3 { [%eval 6.92] [%clk 0:00:46] } 42. Rg5 { [%eval 7.05] [%clk 0:01:50] } 42... Rd3 { [%eval 6.59] [%clk 0:00:21] } 43. Ke2 { [%eval 6.96] [%clk 0:01:53] } 43... Rd4 { [%eval 7.03] [%clk 0:00:30] } 44. Ke3 { [%eval 6.96] [%clk 0:01:52] } 44... Rd1 { [%eval 6.93] [%clk 0:00:40] } 45. Ke4 { [%eval 7.02] [%clk 0:01:54] } 45... Rd2 { [%eval 7.2] [%clk 0:00:39] } 46. Rd5 { [%eval 7.07] [%clk 0:01:36] } 46... Ra2 { [%eval 7.2] [%clk 0:00:48] } 47. Kd4 { [%eval 6.91] [%clk 0:01:31] } 47... Ra3 { [%eval 7.64] [%clk 0:00:55] } 48. Rg5 { [%eval 7.75] [%clk 0:01:38] } 48... Ra4+ { [%eval 7.61] [%clk 0:00:42] } 49. Kc3 { [%eval 7.79] [%clk 0:01:44] } 49... Ra1 { [%eval 7.85] [%clk 0:00:47] } 50. Kb4 { [%eval 7.62] [%clk 0:01:51] } 50... Rb1+ { [%eval 8.0] [%clk 0:00:54] } 51. Kc5 { [%eval 7.88] [%clk 0:01:59] } 1-0