Event: Round 4: Matviishen, Viktor - Dudin, Gleb
Date: 2025-01-04
White: Matviishen, Viktor
WhiteTitle: GM
WhiteElo: 2548
Black: Dudin, Gleb
BlackTitle: GM
BlackElo: 2516
Result: 0-1
ECO: E44
Opening: Nimzo-Indian Defense: St. Petersburg Variation, Romanishin–Psakhis Variation
Variant: Standard
TimeControl: 90+30

1. d4 { [%eval 0.17] [%clk 1:30:59] } 1... Nf6 { [%eval 0.19] [%clk 1:22:56] } 2. c4 { [%eval 0.18] [%clk 1:31:20] } 2... e6 { [%eval 0.11] [%clk 1:23:18] } 3. Nc3 { [%eval 0.17] [%clk 1:31:44] } 3... Bb4 { [%eval 0.09] [%clk 1:23:23] } 4. e3 { [%eval 0.11] [%clk 1:32:00] } 4... b6 { [%eval 0.23] [%clk 1:21:13] } 5. Ne2 { [%eval 0.22] [%clk 1:32:04] } 5... c5 { [%eval 0.37] [%clk 1:21:30] } 6. a3 { [%eval 0.37] [%clk 1:30:18] } 6... Ba5 { [%eval 0.41] [%clk 1:21:46] } 7. Bd2 { [%eval 0.21] [%clk 1:28:26] } 7... O-O { [%eval 0.29] [%clk 1:21:20] } 8. d5 { [%eval 0.41] [%clk 1:23:00] } 8... exd5 { [%eval 0.44] [%clk 1:19:31] } 9. Nxd5 { [%eval 0.0] [%clk 1:19:36] } 9... Nxd5 { [%eval 0.0] [%clk 1:18:10] } 10. cxd5 { [%eval -0.03] [%clk 1:19:58] } 10... Bxd2+ { [%eval 0.01] [%clk 1:16:26] } 11. Qxd2 { [%eval 0.19] [%clk 1:20:26] } 11... d6 { [%eval 0.11] [%clk 1:11:47] } 12. Nc3 { [%eval 0.11] [%clk 1:19:22] } 12... a6 { [%eval 0.04] [%clk 1:11:29] } 13. a4 { [%eval 0.05] [%clk 1:16:52] } 13... Re8 { [%eval 0.16] [%clk 1:02:32] } 14. Bd3 { [%eval 0.3] [%clk 1:00:02] } 14... Nd7 { [%eval 0.22] [%clk 0:59:51] } 15. f4 { [%eval 0.0] [%clk 1:00:12] } 15... Nf6 { [%eval -0.07] [%clk 0:37:55] } 16. O-O { [%eval -0.03] [%clk 0:58:40] } 16... Bd7 { [%eval -0.1] [%clk 0:32:12] } 17. h3 { [%eval 0.02] [%clk 0:46:59] } 17... Qc8 { [%eval 0.55] [%clk 0:30:20] } 18. e4 { [%eval 0.55] [%clk 0:25:24] } 18... b5 { [%eval 0.75] [%clk 0:27:37] } 19. axb5?! { [%eval 0.0] } { Inaccuracy. e5 was best. } { [%clk 0:25:32] } 19... c4 { [%eval 0.21] [%clk 0:28:00] } 20. Bc2 { [%eval 0.0] [%clk 0:23:32] } 20... axb5 { [%eval 0.0] [%clk 0:28:22] } 21. Rxa8 { [%eval 0.0] [%clk 0:23:59] } 21... Qxa8 { [%eval 0.0] [%clk 0:28:45] } 22. Re1?! { [%eval -0.89] } { Inaccuracy. Qd4 was best. } { [%clk 0:24:25] } 22... b4 { [%eval -0.77] [%clk 0:24:16] } 23. Nd1 { [%eval -0.67] [%clk 0:24:48] } 23... Qa7+ { [%eval -0.73] [%clk 0:23:50] } 24. Kh2 { [%eval -0.67] [%clk 0:24:51] } 24... Qc5 { [%eval -0.78] [%clk 0:23:53] } 25. Re3 { [%eval -1.16] [%clk 0:10:47] } 25... h5 { [%eval -1.06] [%clk 0:22:44] } 26. Qe1 { [%eval -1.45] [%clk 0:09:00] } 26... Kf8 { [%eval -1.17] [%clk 0:17:26] } 27. Qd2 { [%eval -1.3] [%clk 0:07:33] } 27... Kg8 { [%eval -1.12] [%clk 0:12:22] } 28. Re1 { [%eval -0.98] [%clk 0:06:16] } 28... h4 { [%eval -1.11] [%clk 0:11:20] } 29. g3? { [%eval -2.57] } { Mistake. Nf2 was best. } { [%clk 0:01:31] } 29... hxg3+ { [%eval -2.09] [%clk 0:10:29] } 30. Kxg3 { [%eval -2.16] [%clk 0:02:00] } 30... Ba4 { [%eval -2.19] [%clk 0:07:04] } 31. Bxa4 { [%eval -2.12] [%clk 0:01:22] } 31... Nxe4+ { [%eval -1.97] [%clk 0:07:26] } 32. Rxe4 { [%eval -2.18] [%clk 0:01:49] } 32... Rxe4 { [%eval -2.17] [%clk 0:07:50] } 33. Bc2 { [%eval -2.01] [%clk 0:01:28] } 33... Qg1+ { [%eval -1.95] [%clk 0:07:07] } 34. Kf3 { [%eval -2.0] [%clk 0:01:48] } 34... Qh1+ { [%eval -1.91] [%clk 0:06:49] } 35. Kg3 { [%eval -1.76] [%clk 0:01:10] } 35... Re1?! { [%eval -0.73] } { Inaccuracy. Qg1+ was best. } { [%clk 0:01:18] } 36. Ne3 { [%eval -0.94] [%clk 0:01:26] } 36... b3 { [%eval -1.1] [%clk 0:00:57] } 37. Ng2? { [%eval -2.42] } { Mistake. Be4 was best. } { [%clk 0:01:40] } 37... Re8 { [%eval -2.45] [%clk 0:00:41] } 38. Bf5 { [%eval -2.25] [%clk 0:01:57] } 38... g6 { [%eval -2.18] [%clk 0:00:45] } 39. Bd7? { [%eval -3.72] } { Mistake. Bg4 was best. } { [%clk 0:02:11] } 39... Re7?? { [%eval -0.3] } { Blunder. c3 was best. } { [%clk 0:00:52] } 40. Bg4 { [%eval -0.85] [%clk 0:01:39] } 40... Qb1 { [%eval -0.72] [%clk 0:00:42] } 41. f5? { [%eval -2.15] } { Mistake. Qc3 was best. } { [%clk 0:02:02] } 41... Re5 { [%eval -2.1] [%clk 0:00:33] } 42. fxg6?! { [%eval -3.34] } { Inaccuracy. f6 was best. } { [%clk 0:01:42] } 42... Qxg6 { [%eval -3.39] [%clk 0:00:36] } 43. Qb4?! { [%eval -4.42] } { Inaccuracy. Nh4 was best. } { [%clk 0:00:34] } 43... Qd3+ { [%eval -4.35] [%clk 0:00:40] } 44. Kh4?! { [%eval -5.59] } { Inaccuracy. Kh2 was best. } { [%clk 0:00:43] } 44... Qd4 { [%eval -5.22] [%clk 0:00:47] } 45. Kg3 { [%eval -5.08] [%clk 0:00:56] } 45... Rxd5 { [%eval -4.97] [%clk 0:00:49] } 46. h4?! { [%eval -6.63] } { Inaccuracy. Ne1 was best. } { [%clk 0:00:48] } 46... Qe5+ { [%eval -6.16] [%clk 0:00:53] } 0-1