Event: Round 7: Knaak, Rainer - Syre, Christian
Site: https://lichess.org/broadcast/fide-world-senior-championship-2025--open-65/round-7/WqK5lCq5/uqSQs0Z4
Date: 2025-10-28
White: Knaak, Rainer
WhiteTitle: GM
WhiteElo: 2429
Black: Syre, Christian
BlackTitle: FM
BlackElo: 2146
Result: 1-0
ECO: A55
Opening: Old Indian Defense: Normal Variation
Variant: Standard

1. d4 { [%eval 0.17] [%clk 1:30:54] } 1... Nf6 { [%eval 0.19] [%clk 1:31:26] } 2. c4 { [%eval 0.18] [%clk 1:31:13] } 2... d6 { [%eval 0.47] [%clk 1:31:23] } 3. Nc3 { [%eval 0.51] [%clk 1:31:33] } 3... Nbd7 { [%eval 0.76] [%clk 1:31:50] } 4. e4 { [%eval 0.5] [%clk 1:31:49] } 4... e5 { [%eval 0.67] [%clk 1:32:18] } 5. Nf3 { [%eval 0.73] [%clk 1:32:01] } 5... Be7 { [%eval 0.76] [%clk 1:32:38] } 6. Be2 { [%eval 0.69] [%clk 1:31:37] } 6... O-O { [%eval 0.72] [%clk 1:33:02] } 7. O-O { [%eval 0.66] [%clk 1:31:48] } 7... c6 { [%eval 0.76] [%clk 1:33:27] } 8. Be3 { [%eval 0.83] [%clk 1:31:14] } 8... Ng4 { [%eval 0.9] [%clk 1:32:30] } 9. Bd2 { [%eval 0.78] [%clk 1:31:21] } 9... a6 { [%eval 0.84] [%clk 1:32:11] } 10. b4 { [%eval 0.82] [%clk 1:21:31] } 10... Re8 { [%eval 0.92] [%clk 1:27:37] } 11. d5 { [%eval 1.18] [%clk 1:19:42] } 11... c5 { [%eval 1.42] [%clk 1:20:32] } 12. a3 { [%eval 1.4] [%clk 1:18:16] } 12... Qc7 { [%eval 1.56] [%clk 1:20:17] } 13. Qb3 { [%eval 1.35] [%clk 1:11:36] } 13... b6 { [%eval 1.49] [%clk 1:18:35] } 14. Rab1 { [%eval 1.38] [%clk 1:04:02] } 14... Ngf6 { [%eval 1.37] [%clk 1:13:48] } 15. g3?! { [%eval 0.65] } { Inaccuracy. Qc2 was best. } { [%clk 1:00:59] } 15... Rb8?! { [%eval 1.49] } { Inaccuracy. cxb4 was best. } { [%clk 1:00:47] } 16. Nh4 { [%eval 0.99] [%clk 0:56:03] } 16... g6 { [%eval 1.31] [%clk 1:00:31] } 17. Ng2?! { [%eval 0.69] } { Inaccuracy. b5 was best. } { [%clk 0:55:34] } 17... Bf8?! { [%eval 1.49] } { Inaccuracy. cxb4 was best. } { [%clk 0:59:59] } 18. Qc2 { [%eval 1.28] [%clk 0:51:23] } 18... Bg7 { [%eval 1.59] [%clk 0:55:25] } 19. Qd3 { [%eval 1.42] [%clk 0:50:13] } 19... Rf8 { [%eval 1.81] [%clk 0:44:36] } 20. f4? { [%eval 0.3] } { Mistake. b5 was best. } { [%clk 0:46:13] } 20... exf4 { [%eval 0.35] [%clk 0:34:44] } 21. gxf4 { [%eval 0.4] [%clk 0:46:32] } 21... Re8?! { [%eval 1.3] } { Inaccuracy. b5 was best. } { [%clk 0:34:52] } 22. b5 { [%eval 1.46] [%clk 0:45:26] } 22... a5?! { [%eval 2.2] } { Inaccuracy. Qd8 was best. } { [%clk 0:31:57] } 23. Rbe1 { [%eval 2.19] [%clk 0:40:35] } 23... Bb7 { [%eval 2.32] [%clk 0:32:20] } 24. Bd1 { [%eval 2.22] [%clk 0:39:00] } 24... Re7 { [%eval 2.25] [%clk 0:32:37] } 25. e5 { [%eval 1.86] [%clk 0:37:55] } 25... Ne8 { [%eval 1.69] [%clk 0:28:39] } 26. Ne4 { [%eval 1.22] [%clk 0:37:28] } 26... f5? { [%eval 2.52] } { Mistake. dxe5 was best. } { [%clk 0:25:03] } 27. exf6 { [%eval 2.48] [%clk 0:34:37] } 27... Nexf6 { [%eval 2.36] [%clk 0:24:34] } 28. Ng5 { [%eval 2.29] [%clk 0:34:48] } 28... Nf8 { [%eval 2.24] [%clk 0:22:57] } 29. Rxe7 { [%eval 2.08] [%clk 0:29:42] } 29... Qxe7 { [%eval 1.94] [%clk 0:23:24] } 30. Re1 { [%eval 1.54] [%clk 0:30:04] } 30... Qd7 { [%eval 1.62] [%clk 0:22:10] } 31. f5 { [%eval 1.51] [%clk 0:22:53] } 31... Re8?! { [%eval 2.55] } { Inaccuracy. Qxf5 was best. } { [%clk 0:16:27] } 32. Ne6 { [%eval 2.61] [%clk 0:21:43] } 32... gxf5 { [%eval 2.85] [%clk 0:14:34] } 33. Qxf5 { [%eval 2.77] [%clk 0:20:44] } 33... Bc8 { [%eval 3.25] [%clk 0:14:00] } 34. Ngf4 { [%eval 3.31] [%clk 0:19:53] } 34... Qf7 { [%eval 4.01] [%clk 0:06:56] } 35. Re3?! { [%eval 2.49] } { Inaccuracy. Bh5 was best. } { [%clk 0:18:55] } 35... Nxe6?? { [%eval 5.44] } { Blunder. Re7 was best. } { [%clk 0:05:33] } 36. dxe6 { [%eval 5.26] [%clk 0:16:40] } 36... Qe7 { [%eval 5.69] [%clk 0:05:44] } 37. Bc2 { [%eval 5.46] [%clk 0:09:55] } 37... Bb7 { [%eval 6.02] [%clk 0:06:13] } 38. Rg3 { [%eval 5.7] [%clk 0:08:30] } 38... Kh8?! { [%eval 7.88] } { Inaccuracy. Kf8 was best. } { [%clk 0:04:08] } 39. Bc3 { [%eval 7.82] [%clk 0:05:33] } 39... Rg8? { [%eval #2] } { Checkmate is now unavoidable. Ba8 was best. } { [%clk 0:02:42] } 40. Qxh7+ { [%eval #1] [%clk 0:05:47] } 40... Nxh7 { [%eval #1] [%clk 0:02:50] } 41. Ng6# { [%clk 0:06:10] } 1-0