Event: Round 1: Donchenko, Alexander - Bluebaum, Matthias
Date: 2025-05-15
White: Donchenko, Alexander
WhiteTitle: GM
WhiteElo: 2615
Black: Bluebaum, Matthias
BlackTitle: GM
BlackElo: 2660
Result: 0-1
ECO: D10
Opening: Slav Defense: Exchange Variation
Variant: Standard

1. d4 { [%eval 0.17] [%clk 1:30:57] } 1... d5 { [%eval 0.2] [%clk 1:30:48] } 2. c4 { [%eval 0.26] [%clk 1:30:54] } 2... c6 { [%eval 0.21] [%clk 1:31:09] } 3. cxd5 { [%eval 0.15] [%clk 1:28:39] } 3... cxd5 { [%eval 0.19] [%clk 1:31:28] } 4. Bf4 { [%eval 0.13] [%clk 1:28:55] } 4... Nc6 { [%eval 0.19] [%clk 1:31:49] } 5. e3 { [%eval 0.13] [%clk 1:29:05] } 5... Nf6 { [%eval 0.2] [%clk 1:32:14] } 6. Bd3 { [%eval 0.12] [%clk 1:26:50] } 6... Bg4 { [%eval 0.12] [%clk 1:29:14] } 7. Ne2 { [%eval 0.05] [%clk 1:24:35] } 7... e6 { [%eval 0.03] [%clk 1:27:33] } 8. Nbc3 { [%eval 0.15] [%clk 1:08:56] } 8... Bd6 { [%eval 0.16] [%clk 1:20:19] } 9. Bg5 { [%eval 0.12] [%clk 1:02:42] } 9... Bh5 { [%eval 0.16] [%clk 1:18:45] } 10. Qb3 { [%eval 0.13] [%clk 0:54:23] } 10... a6 { [%eval 0.11] [%clk 1:11:33] } 11. Nf4 { [%eval 0.08] [%clk 1:00:13] } 11... Bg6 { [%eval 0.16] [%clk 1:11:11] } 12. Nxg6 { [%eval 0.14] [%clk 0:59:53] } 12... hxg6 { [%eval 0.12] [%clk 1:10:04] } 13. h3 { [%eval -0.12] [%clk 0:57:19] } 13... Qc7 { [%eval -0.02] [%clk 1:07:22] } 14. Qd1? { [%eval -1.3] } { Mistake. g3 was best. } { [%clk 0:48:50] } 14... Nh7 { [%eval -1.27] [%clk 1:05:21] } 15. Bh4 { [%eval -1.45] [%clk 0:44:07] } 15... Nf8 { [%eval -1.34] [%clk 1:04:21] } 16. Bg5 { [%eval -1.42] [%clk 0:41:34] } 16... f6 { [%eval -1.37] [%clk 1:02:02] } 17. Bf4 { [%eval -1.49] [%clk 0:41:36] } 17... Bxf4 { [%eval -1.3] [%clk 1:02:20] } 18. exf4 { [%eval -1.36] [%clk 0:42:04] } 18... Qxf4 { [%eval -1.49] [%clk 1:02:37] } 19. Ne2 { [%eval -1.38] [%clk 0:41:46] } 19... Qd6 { [%eval -1.46] [%clk 0:58:30] } 20. O-O { [%eval -1.29] [%clk 0:41:09] } 20... g5 { [%eval -1.55] [%clk 0:54:50] } 21. f4 { [%eval -1.86] [%clk 0:36:46] } 21... gxf4 { [%eval -1.81] [%clk 0:52:51] } 22. Rxf4 { [%eval -1.83] [%clk 0:35:51] } 22... f5 { [%eval -1.85] [%clk 0:48:58] } 23. Qd2 { [%eval -1.75] [%clk 0:32:21] } 23... g5 { [%eval -1.36] [%clk 0:44:06] } 24. Rf2 { [%eval -1.33] [%clk 0:31:47] } 24... Rg8 { [%eval -1.41] [%clk 0:42:03] } 25. Re1 { [%eval -1.88] [%clk 0:24:40] } 25... O-O-O { [%eval -1.93] [%clk 0:37:41] } 26. Rb1 { [%eval -1.85] [%clk 0:22:35] } 26... Nd7 { [%eval -1.68] [%clk 0:31:08] } 27. b4 { [%eval -1.82] [%clk 0:21:55] } 27... Nf6 { [%eval -1.73] [%clk 0:30:58] } 28. b5 { [%eval -1.65] [%clk 0:20:18] } 28... axb5 { [%eval -1.73] [%clk 0:29:14] } 29. Bxb5 { [%eval -1.62] [%clk 0:19:28] } 29... Ne4 { [%eval -1.65] [%clk 0:27:23] } 30. Qb2 { [%eval -1.78] [%clk 0:19:41] } 30... Na5 { [%eval -1.77] [%clk 0:25:36] } 31. Rff1 { [%eval -1.68] [%clk 0:16:49] } 31... Kb8 { [%eval -1.81] [%clk 0:25:55] } 32. Bd3 { [%eval -1.87] [%clk 0:13:17] } 32... Rg7 { [%eval -1.83] [%clk 0:23:16] } 33. Rfc1 { [%eval -1.68] [%clk 0:08:08] } 33... Rc7 { [%eval -1.74] [%clk 0:20:12] } 34. Rxc7 { [%eval -1.71] [%clk 0:04:52] } 34... Qxc7 { [%eval -1.84] [%clk 0:20:33] } 35. Qa3 { [%eval -1.8] [%clk 0:05:15] } 35... Nc4 { [%eval -1.84] [%clk 0:17:16] } 36. Qa4? { [%eval -3.33] } { Mistake. Qb4 was best. } { [%clk 0:05:16] } 36... Rc8?! { [%eval -2.02] } { Inaccuracy. g4 was best. } { [%clk 0:15:45] } 37. Rc1? { [%eval -3.8] } { Mistake. Qb4 was best. } { [%clk 0:03:02] } 37... Ng3 { [%eval -3.87] [%clk 0:15:43] } 38. Rb1 { [%eval -4.28] [%clk 0:02:36] } 38... Nxe2+ { [%eval -4.15] [%clk 0:14:24] } 39. Bxe2 { [%eval -4.29] [%clk 0:03:05] } 39... Nd2 { [%eval -4.11] [%clk 0:14:00] } 40. Rd1 { [%eval -4.66] [%clk 0:02:20] } 40... Ne4 { [%eval -4.52] [%clk 0:11:05] } 41. Rd3 { [%eval -4.72] [%clk 0:26:40] } 41... Nc3 { [%eval -4.76] [%clk 0:38:34] } 42. Qc2 { [%eval -4.74] [%clk 0:27:04] } 42... Qf4 { [%eval -4.63] [%clk 0:37:48] } 43. Bf1 { [%eval -4.65] [%clk 0:26:10] } 43... Ne4 { [%eval -4.75] [%clk 0:38:12] } 44. Qb2 { [%eval -4.81] [%clk 0:26:25] } 44... Rc1 { [%eval -4.44] [%clk 0:35:34] } 45. Rf3 { [%eval -4.65] [%clk 0:26:44] } 45... Qd2 { [%eval -4.66] [%clk 0:35:53] } 46. Qb6 { [%eval -5.1] [%clk 0:25:55] } 46... Rc6 { [%eval -5.01] [%clk 0:36:04] } 47. Qd8+?! { [%eval -7.43] } { Inaccuracy. Qb3 was best. } { [%clk 0:26:13] } 47... Rc8 { [%eval -7.06] [%clk 0:36:33] } 48. Qb6 { [%eval -8.98] [%clk 0:26:30] } 48... g4 { [%eval -8.29] [%clk 0:35:15] } 49. Ba6? { [%eval #-7] } { Checkmate is now unavoidable. Qb3 was best. } { [%clk 0:22:40] } 49... Rc1+ { [%eval #-6] [%clk 0:35:24] } 50. Kh2 { [%eval #-4] [%clk 0:22:41] } 50... Qf4+ { [%eval #-3] [%clk 0:35:49] } 51. Rxf4 { [%clk 0:23:01] } 51... g3# { [%clk 0:36:14] } 0-1