Event: Round 5: Donchenko, Alexander - Aryan Chopra
Date: 2025-05-26
White: Donchenko, Alexander
WhiteTitle: GM
WhiteElo: 2615
Black: Aryan Chopra
BlackTitle: GM
BlackElo: 2620
Result: 1/2-1/2
ECO: D12
Opening: Slav Defense: Quiet Variation, Schallopp Defense
Variant: Standard

1. d4 { [%eval 0.17] [%clk 1:30:57] } 1... d5 { [%eval 0.2] [%clk 1:30:56] } 2. c4 { [%eval 0.18] [%clk 1:31:10] } 2... c6 { [%eval 0.21] [%clk 1:31:21] } 3. Nf3 { [%eval 0.2] [%clk 1:31:28] } 3... Nf6 { [%eval 0.24] [%clk 1:31:42] } 4. e3 { [%eval 0.15] [%clk 1:31:46] } 4... Bf5 { [%eval 0.14] [%clk 1:31:52] } 5. Nc3 { [%eval 0.22] [%clk 1:31:59] } 5... e6 { [%eval 0.17] [%clk 1:32:15] } 6. Nh4 { [%eval 0.21] [%clk 1:32:08] } 6... Be4 { [%eval 0.28] [%clk 1:32:35] } 7. f3 { [%eval 0.18] [%clk 1:32:27] } 7... Bg6 { [%eval 0.23] [%clk 1:32:58] } 8. Qb3 { [%eval 0.44] [%clk 1:32:39] } 8... Qc7 { [%eval 0.39] [%clk 1:33:10] } 9. Bd2 { [%eval 0.32] [%clk 1:32:47] } 9... Be7 { [%eval 0.35] [%clk 1:33:26] } 10. O-O-O { [%eval 0.37] [%clk 1:32:35] } 10... dxc4 { [%eval 0.37] [%clk 1:33:42] } 11. Bxc4 { [%eval 0.45] [%clk 1:32:46] } 11... b5 { [%eval 0.43] [%clk 1:33:33] } 12. Be2 { [%eval 0.38] [%clk 1:32:57] } 12... a6 { [%eval 0.36] [%clk 1:33:54] } 13. Nxg6 { [%eval 0.39] [%clk 1:32:53] } 13... hxg6 { [%eval 0.4] [%clk 1:34:18] } 14. Ne4 { [%eval 0.33] [%clk 1:32:51] } 14... Nxe4 { [%eval 0.26] [%clk 1:33:41] } 15. fxe4 { [%eval 0.31] [%clk 1:33:15] } 15... c5 { [%eval 0.27] [%clk 1:34:02] } 16. Kb1 { [%eval 0.29] [%clk 1:33:29] } 16... Nc6 { [%eval 0.2] [%clk 1:33:23] } 17. d5 { [%eval 0.25] [%clk 1:33:33] } 17... exd5 { [%eval 0.27] [%clk 1:32:58] } 18. exd5 { [%eval 0.3] [%clk 1:33:56] } 18... Ne5 { [%eval 0.22] [%clk 1:33:16] } 19. h4 { [%eval 0.28] [%clk 1:33:08] } 19... Bd6 { [%eval 0.23] [%clk 1:22:08] } 20. g4 { [%eval 0.25] [%clk 1:32:28] } 20... O-O-O { [%eval 0.33] [%clk 1:00:36] } 21. e4 { [%eval 0.19] [%clk 1:25:42] } 21... Kb8 { [%eval 0.3] [%clk 0:57:47] } 22. Qe3 { [%eval 0.3] [%clk 1:05:13] } 22... Rhe8 { [%eval 0.33] [%clk 0:53:34] } 23. h5 { [%eval 0.25] [%clk 0:58:18] } 23... c4 { [%eval 0.29] [%clk 0:45:35] } 24. Bc3 { [%eval 0.22] [%clk 0:56:02] } 24... gxh5 { [%eval 0.56] [%clk 0:34:22] } 25. gxh5 { [%eval 0.5] [%clk 0:51:20] } 25... f5?! { [%eval 1.09] } { Inaccuracy. f6 was best. } { [%clk 0:34:01] } 26. exf5?! { [%eval 0.42] } { Inaccuracy. Qd2 was best. } { [%clk 0:39:59] } 26... b4 { [%eval 0.47] [%clk 0:29:37] } 27. Bd4 { [%eval 0.51] [%clk 0:38:29] } 27... Nc6 { [%eval 0.55] [%clk 0:23:21] } 28. Qf3 { [%eval 0.54] [%clk 0:37:13] } 28... Nxd4 { [%eval 0.46] [%clk 0:23:39] } 29. Rxd4 { [%eval 0.55] [%clk 0:37:37] } 29... c3 { [%eval 0.6] [%clk 0:23:35] } 30. Rc4 { [%eval 0.55] [%clk 0:20:36] } 30... Qe7 { [%eval 0.83] [%clk 0:17:53] } 31. Bd3?! { [%eval 0.24] } { Inaccuracy. Bd1 was best. } { [%clk 0:20:24] } 31... Qe3 { [%eval 0.2] [%clk 0:10:45] } 32. Qxe3 { [%eval 0.4] [%clk 0:17:31] } 32... Re7?? { [%eval #8] } { Checkmate is now unavoidable. Rxe3 was best. } { [%clk 0:10:43] } 33. Qe4?? { [%eval 6.4] } { Lost forced checkmate sequence. Qb6+ was best. } { [%clk 0:17:31] } 33... Rxe4 { [%eval 6.16] [%clk 0:11:12] } 34. Re1?? { [%eval -5.1] } { Blunder. Rxe4 was best. } 34... Re3?? { [%eval 6.6] } { Blunder. Rxe1+ was best. } { [%clk 0:11:11] } 35. Rd1?? { [%eval 0.19] } { Blunder. Rxe3 was best. } { [%clk 0:16:01] } 35... cxb2 { [%eval 0.72] [%clk 0:09:34] } 36. Kxb2?! { [%eval 0.1] } { Inaccuracy. f6 was best. } { [%clk 0:15:48] } 36... Be5+ { [%eval 0.08] [%clk 0:09:11] } 37. Kc2 { [%eval 0.0] [%clk 0:15:04] } 37... Rxd5 { [%eval 0.03] [%clk 0:09:18] } 38. Rxb4+ { [%eval 0.02] [%clk 0:13:38] } 38... Ka7 { [%eval 0.08] [%clk 0:07:54] } 39. a4 { [%eval 0.0] [%clk 0:06:00] } 39... Rc5+ { [%eval 0.0] [%clk 0:05:41] } 40. Kb1 { [%eval 0.0] [%clk 0:04:27] } 40... Rd5 { [%eval 0.07] [%clk 0:05:52] } 41. Be2 { [%eval 0.07] [%clk 0:02:19] } 41... Rd6 { [%eval 0.1] [%clk 0:01:09] } 42. Rxd6 { [%eval 0.1] [%clk 0:01:03] } 42... Bxd6 { [%eval 0.0] [%clk 0:01:35] } 43. Rd4 { [%eval 0.0] [%clk 0:00:37] } 43... Rxe2 { [%eval 0.0] [%clk 0:14:45] } 44. Rxd6 { [%eval 0.0] [%clk 0:30:57] } 44... Rh2 { [%eval 0.0] [%clk 0:15:13] } 45. a5 { [%eval 0.0] [%clk 0:28:31] } 45... Rxh5 { [%eval 0.0] [%clk 0:13:32] } 46. Rd7+ { [%eval 0.0] [%clk 0:28:21] } 46... Kb8 { [%eval 0.0] [%clk 0:13:58] } 47. Rf7 { [%eval 0.0] [%clk 0:28:43] } 47... Kc8 { [%eval 0.0] [%clk 0:12:44] } 48. Kc2 { [%eval 0.0] [%clk 0:29:01] } 48... Kd8 { [%eval 0.0] [%clk 0:12:53] } 49. Kc3 { [%eval 0.0] [%clk 0:29:08] } 49... Ke8 { [%eval 0.0] [%clk 0:13:14] } 50. Rxg7 { [%eval 0.0] [%clk 0:29:32] } 50... Rxf5 { [%eval 0.0] [%clk 0:13:39] } 51. Kb4 { [%eval 0.0] [%clk 0:29:57] } 51... Kd8 { [%eval 0.0] [%clk 0:13:43] } 52. Rg6 { [%eval 0.0] [%clk 0:30:19] } 52... Kc7 { [%eval 0.0] [%clk 0:14:10] } 53. Rxa6 { [%eval 0.0] [%clk 0:30:45] } 53... Rf4+ { [%eval 0.0] [%clk 0:14:35] } 54. Kb5 { [%eval 0.0] [%clk 0:31:10] } 54... Rf5+ { [%eval 0.0] [%clk 0:15:01] } 55. Kb4 { [%eval 0.0] [%clk 0:31:37] } 55... Rf4+ { [%eval 0.0] [%clk 0:15:27] } 56. Kb5 { [%eval 0.0] [%clk 0:32:02] } 56... Rf5+ { [%eval 0.0] [%clk 0:15:53] } 57. Kb4 { [%eval 0.0] [%clk 0:32:29] } 1/2-1/2