Event: Round 4: Deuer, Marius - Sydykov, Bayastan
Site: https://lichess.org/broadcast/sparkassen-chess-trophy-2025--a-open/round-4/UuQt8JEo/KQiRuklw
White: Deuer, Marius
WhiteTitle: IM
WhiteElo: 2487
Black: Sydykov, Bayastan
BlackTitle: FM
BlackElo: 2322
Result: 1-0
ECO: E11
Opening: Bogo-Indian Defense: Grünfeld Variation
Variant: Standard

1. d4 { [%eval 0.17] [%clk 1:30:56] } 1... Nf6 { [%eval 0.19] [%clk 1:30:52] } 2. c4 { [%eval 0.18] [%clk 1:31:21] } 2... e6 { [%eval 0.14] [%clk 1:31:18] } 3. Nf3 { [%eval 0.11] [%clk 1:31:42] } 3... Bb4+ { [%eval 0.54] [%clk 1:31:23] } 4. Nbd2 { [%eval 0.29] [%clk 1:31:58] } 4... d5 { [%eval 0.42] [%clk 1:31:19] } 5. Qa4+ { [%eval 0.37] [%clk 1:32:09] } 5... Nc6 { [%eval 0.42] [%clk 1:31:44] } 6. a3 { [%eval 0.42] [%clk 1:30:41] } 6... Be7 { [%eval 0.39] [%clk 1:31:53] } 7. e3 { [%eval 0.4] [%clk 1:30:32] } 7... a5 { [%eval 0.37] [%clk 1:31:50] } 8. Qc2 { [%eval 0.36] [%clk 1:19:11] } 8... O-O { [%eval 0.38] [%clk 1:21:02] } 9. b3 { [%eval 0.49] [%clk 1:18:02] } 9... Nb8 { [%eval 0.48] [%clk 1:17:51] } 10. Bb2 { [%eval 0.47] [%clk 1:11:47] } 10... b6?! { [%eval 1.03] } { Inaccuracy. Nbd7 was best. } { [%clk 1:15:46] } 11. Bd3 { [%eval 0.98] [%clk 1:06:31] } 11... Bb7 { [%eval 0.9] [%clk 1:12:49] } 12. e4?! { [%eval 0.32] } { Inaccuracy. g4 was best. } { [%clk 1:02:10] } 12... h6?! { [%eval 0.89] } { Inaccuracy. dxe4 was best. } { [%clk 1:01:33] } 13. cxd5 { [%eval 0.78] [%clk 0:59:24] } 13... exd5 { [%eval 0.8] [%clk 1:01:54] } 14. e5 { [%eval 0.86] [%clk 0:59:51] } 14... Ne8 { [%eval 1.08] [%clk 1:00:41] } 15. O-O { [%eval 0.83] [%clk 0:59:11] } 15... c5 { [%eval 1.12] [%clk 0:58:57] } 16. Rfe1 { [%eval 0.74] [%clk 0:52:09] } 16... Nc7 { [%eval 0.75] [%clk 0:52:57] } 17. dxc5 { [%eval 0.72] [%clk 0:46:15] } 17... Bxc5? { [%eval 2.14] } { Mistake. Ne6 was best. } { [%clk 0:50:45] } 18. Nd4? { [%eval 0.51] } { Mistake. Bh7+ was best. } { [%clk 0:42:33] } 18... Ne6?! { [%eval 1.08] } { Inaccuracy. Bxd4 was best. } { [%clk 0:40:07] } 19. N2f3 { [%eval 0.98] [%clk 0:39:19] } 19... Nd7 { [%eval 1.25] [%clk 0:25:46] } 20. Qd2?! { [%eval 0.41] } { Inaccuracy. Nf5 was best. } { [%clk 0:38:19] } 20... Re8?? { [%eval 2.36] } { Blunder. Bxd4 was best. } { [%clk 0:24:52] } 21. Nxe6 { [%eval 2.43] [%clk 0:35:54] } 21... fxe6 { [%eval 2.69] [%clk 0:24:10] } 22. b4 { [%eval 2.47] [%clk 0:36:19] } 22... axb4 { [%eval 2.56] [%clk 0:21:45] } 23. axb4 { [%eval 2.7] [%clk 0:36:34] } 23... Rxa1 { [%eval 2.59] [%clk 0:20:58] } 24. Bxa1 { [%eval 2.68] [%clk 0:33:35] } 24... Be7 { [%eval 3.15] [%clk 0:20:13] } 25. Nd4 { [%eval 3.2] [%clk 0:31:55] } 25... Qa8 { [%eval 3.55] [%clk 0:19:37] } 26. Bg6 { [%eval 3.26] [%clk 0:22:30] } 26... Rc8 { [%eval 4.01] [%clk 0:16:49] } 27. Qf4 { [%eval 4.06] [%clk 0:13:45] } 27... Rf8 { [%eval 4.01] [%clk 0:11:51] } 28. Qg4 { [%eval 4.05] [%clk 0:14:10] } 28... Bxb4 { [%eval 3.95] [%clk 0:12:13] } 29. Qxe6+ { [%eval 3.87] [%clk 0:10:35] } 29... Kh8 { [%eval 3.67] [%clk 0:12:36] } 30. Rb1 { [%eval 3.71] [%clk 0:04:57] } 30... Bc8 { [%eval 4.27] [%clk 0:03:29] } 31. Bc2 { [%eval 4.35] [%clk 0:04:39] } 31... Rd8 { [%eval 4.27] [%clk 0:01:41] } 32. Qg6 { [%eval 3.73] [%clk 0:02:49] } 32... Nf8 { [%eval 3.6] [%clk 0:02:06] } 33. Qxb6 { [%eval 3.63] [%clk 0:03:14] } 33... Ba5 { [%eval 3.53] [%clk 0:01:54] } 34. Qb3 { [%eval 3.58] [%clk 0:03:38] } 34... Bc7 { [%eval 4.32] [%clk 0:01:16] } 35. Qe3?! { [%eval 3.13] } { Inaccuracy. e6 was best. } { [%clk 0:02:53] } 35... Re8?! { [%eval 4.28] } { Inaccuracy. Bb6 was best. } { [%clk 0:00:51] } 36. f4?! { [%eval 3.03] } { Inaccuracy. e6 was best. } { [%clk 0:01:49] } 36... Bd7 { [%eval 3.02] [%clk 0:00:39] } 37. h3 { [%eval 2.69] [%clk 0:01:56] } 37... Qa7 { [%eval 3.13] [%clk 0:00:39] } 38. Kh1 { [%eval 3.17] [%clk 0:02:00] } 38... Bb6 { [%eval 3.95] [%clk 0:00:38] } 39. Qd3?! { [%eval 2.86] } { Inaccuracy. f5 was best. } { [%clk 0:01:37] } 39... Rc8? { [%eval 4.8] } { Mistake. Qc7 was best. } { [%clk 0:00:38] } 40. e6 { [%eval 4.65] [%clk 0:01:11] } 40... Be8 { [%eval 4.92] [%clk 0:00:40] } 41. Nf5 { [%eval 4.74] [%clk 0:18:53] } 41... Bg6 { [%eval 5.0] [%clk 0:25:54] } 42. e7 { [%eval 5.01] [%clk 0:18:32] } 42... Ne6?! { [%eval 7.63] } { Inaccuracy. Qxe7 was best. } { [%clk 0:25:32] } 43. Qxd5 { [%eval 7.27] [%clk 0:16:17] } 43... Nxf4? { [%eval #18] } { Checkmate is now unavoidable. Bf7 was best. } { [%clk 0:22:42] } 44. Qe5 { [%eval 11.27] [%clk 0:16:38] } 44... Nh5 { [%eval 8.72] [%clk 0:23:04] } 45. Nxg7?! { [%eval 5.57] } { Inaccuracy. Qe6 was best. } { [%clk 0:16:32] } 45... Bc7 { [%eval 5.43] [%clk 0:23:05] } 46. Qxc7 { [%eval 5.45] [%clk 0:07:43] } 46... Rxc7 { [%eval 4.82] [%clk 0:15:27] } 47. Nxh5+ { [%eval 4.78] [%clk 0:07:19] } 47... Qxa1 { [%eval 4.68] [%clk 0:15:40] } 48. Rxa1 { [%eval 4.68] [%clk 0:07:36] } 48... Bxh5 { [%eval 4.49] [%clk 0:16:07] } 49. Ra6 { [%eval 4.55] [%clk 0:07:58] } 49... Rxc2 { [%eval 4.69] [%clk 0:12:51] } 50. Rxh6+ { [%eval 4.69] [%clk 0:08:18] } 50... Kg7 { [%eval 4.69] [%clk 0:13:20] } 51. Rxh5 { [%eval 4.4] [%clk 0:08:39] } 1-0