Event: Round 9: Knaak, Rainer - Maier, Christian
Site: https://lichess.org/broadcast/fide-world-senior-championship-2025--open-65/round-9/xIMoHryf/iol2XR0M
Date: 2025-10-30
White: Knaak, Rainer
WhiteTitle: GM
WhiteElo: 2429
Black: Maier, Christian
BlackTitle: IM
BlackElo: 2192
Result: 0-1
ECO: E10
Opening: Indian Defense: Anti-Nimzo-Indian
Variant: Standard

1. d4 { [%eval 0.17] [%clk 1:30:57] } 1... Nf6 { [%eval 0.19] [%clk 1:30:15] } 2. c4 { [%eval 0.18] [%clk 1:31:18] } 2... e6 { [%eval 0.14] [%clk 1:30:18] } 3. Nf3 { [%eval 0.11] [%clk 1:31:20] } 3... d5 { [%eval 0.17] [%clk 1:29:11] } 4. g3 { [%eval 0.16] [%clk 1:31:30] } 4... Bb4+ { [%eval 0.13] [%clk 1:23:20] } 5. Bd2 { [%eval 0.13] [%clk 1:30:48] } 5... Bxd2+ { [%eval 0.35] [%clk 1:21:44] } 6. Nbxd2 { [%eval 0.29] [%clk 1:29:52] } 6... O-O { [%eval 0.42] [%clk 1:18:01] } 7. Bg2 { [%eval 0.31] [%clk 1:29:16] } 7... a5 { [%eval 0.42] [%clk 1:16:03] } 8. O-O { [%eval 0.37] [%clk 1:29:14] } 8... Nc6 { [%eval 0.64] [%clk 1:15:32] } 9. e3 { [%eval 0.63] [%clk 1:18:25] } 9... Qd6 { [%eval 0.58] [%clk 1:01:59] } 10. Qc2 { [%eval 0.61] [%clk 1:02:18] } 10... Rd8 { [%eval 0.64] [%clk 0:52:33] } 11. Rfc1 { [%eval 0.61] [%clk 1:00:18] } 11... Bd7 { [%eval 0.58] [%clk 0:48:37] } 12. b3 { [%eval 0.36] [%clk 0:55:11] } 12... Rac8 { [%eval 0.71] [%clk 0:45:37] } 13. a3 { [%eval 0.66] [%clk 0:54:41] } 13... Qe7 { [%eval 0.7] [%clk 0:43:25] } 14. h3 { [%eval 0.54] [%clk 0:44:01] } 14... Be8 { [%eval 0.64] [%clk 0:40:24] } 15. Ne5 { [%eval 0.56] [%clk 0:35:50] } 15... Nxe5 { [%eval 0.61] [%clk 0:38:38] } 16. dxe5 { [%eval 0.51] [%clk 0:36:15] } 16... Nd7 { [%eval 0.4] [%clk 0:39:02] } 17. f4 { [%eval 0.13] [%clk 0:35:10] } 17... c6 { [%eval 0.24] [%clk 0:38:59] } 18. Qc3 { [%eval 0.28] [%clk 0:30:48] } 18... Ra8 { [%eval 0.19] [%clk 0:35:32] } 19. cxd5 { [%eval 0.25] [%clk 0:23:34] } 19... exd5 { [%eval 0.23] [%clk 0:35:00] } 20. e4 { [%eval 0.27] [%clk 0:22:49] } 20... d4 { [%eval 0.29] [%clk 0:34:27] } 21. Qc2 { [%eval -0.09] [%clk 0:21:06] } 21... Nb6?! { [%eval 0.54] } { Inaccuracy. a4 was best. } { [%clk 0:34:10] } 22. Bf1 { [%eval 0.55] [%clk 0:21:09] } 22... g5?! { [%eval 1.36] } { Inaccuracy. f6 was best. } { [%clk 0:32:20] } 23. Qc5 { [%eval 1.35] [%clk 0:18:57] } 23... Qxc5 { [%eval 1.42] [%clk 0:31:38] } 24. Rxc5 { [%eval 1.32] [%clk 0:19:16] } 24... gxf4 { [%eval 1.7] [%clk 0:31:51] } 25. gxf4 { [%eval 1.57] [%clk 0:19:42] } 25... Nc8?! { [%eval 2.21] } { Inaccuracy. Kf8 was best. } { [%clk 0:30:33] } 26. Bd3 { [%eval 2.14] [%clk 0:19:29] } 26... b6 { [%eval 1.96] [%clk 0:30:24] } 27. Rc2 { [%eval 1.93] [%clk 0:19:40] } 27... c5 { [%eval 2.01] [%clk 0:30:32] } 28. Kh2?! { [%eval 1.03] } { Inaccuracy. a4 was best. } { [%clk 0:19:46] } 28... Kf8? { [%eval 2.35] } { Mistake. a4 was best. } { [%clk 0:30:06] } 29. Rg1?? { [%eval 0.0] } { Blunder. a4 was best. } { [%clk 0:19:57] } 29... Ne7?? { [%eval 2.09] } { Blunder. a4 was best. } { [%clk 0:29:49] } 30. f5?? { [%eval 0.14] } { Blunder. a4 was best. } { [%clk 0:18:36] } 30... a4 { [%eval 0.13] [%clk 0:29:17] } 31. b4 { [%eval 0.0] [%clk 0:12:33] } 31... cxb4 { [%eval 0.03] [%clk 0:28:08] } 32. axb4? { [%eval -1.3] } { Mistake. Nf3 was best. } { [%clk 0:12:59] } 32... Rdc8?! { [%eval -0.29] } { Inaccuracy. Rac8 was best. } { [%clk 0:28:25] } 33. Rc4?? { [%eval -2.38] } { Blunder. Nf3 was best. } { [%clk 0:08:54] } 33... b5 { [%eval -2.45] [%clk 0:24:04] } 34. Rxd4?! { [%eval -3.35] } { Inaccuracy. Rxc8 was best. } { [%clk 0:07:08] } 34... Nc6?! { [%eval -2.58] } { Inaccuracy. Rd8 was best. } { [%clk 0:24:28] } 35. Rd6?! { [%eval -3.97] } { Inaccuracy. Rd5 was best. } { [%clk 0:05:38] } 35... Nxe5 { [%eval -3.49] [%clk 0:24:52] } 36. Be2 { [%eval -3.97] [%clk 0:04:57] } 36... Rd8 { [%eval -3.79] [%clk 0:22:49] } 37. Rxd8 { [%eval -4.16] [%clk 0:04:20] } 37... Rxd8 { [%eval -4.16] [%clk 0:23:14] } 38. Nf3 { [%eval -4.57] [%clk 0:05:02] } 38... Nxf3+ { [%eval -4.42] [%clk 0:22:08] } 39. Bxf3 { [%eval -4.34] [%clk 0:05:29] } 39... Rd4 { [%eval -3.83] [%clk 0:21:29] } 40. e5 { [%eval -3.5] [%clk 0:01:45] } 40... Rf4 { [%eval -3.49] [%clk 0:16:37] } 41. Bg4?! { [%eval -4.46] } { Inaccuracy. Kg3 was best. } { [%clk 0:29:03] } 41... Rxb4 { [%eval -4.27] [%clk 0:46:09] } 42. f6 { [%eval -4.27] [%clk 0:28:37] } 42... Re4 { [%eval -3.64] [%clk 0:46:24] } 43. Bf5?! { [%eval -4.7] } { Inaccuracy. Kg3 was best. } { [%clk 0:27:35] } 43... Rxe5 { [%eval -4.8] [%clk 0:43:24] } 44. Bxh7 { [%eval -4.75] [%clk 0:28:29] } 44... Re2+ { [%eval -4.75] [%clk 0:43:50] } 45. Kg3 { [%eval -4.61] [%clk 0:28:51] } 45... Re6 { [%eval -4.7] [%clk 0:44:11] } 46. Rf1 { [%eval -5.23] [%clk 0:28:52] } 46... b4 { [%eval -4.69] [%clk 0:43:57] } 47. Kg4 { [%eval -5.62] [%clk 0:28:47] } 47... Bb5 { [%eval -5.43] [%clk 0:44:00] } 48. Rf4 { [%eval -5.34] [%clk 0:28:38] } 48... b3 { [%eval -5.26] [%clk 0:43:44] } 49. Rb4 { [%eval -4.91] [%clk 0:28:49] } 49... Be8 { [%eval -5.14] [%clk 0:35:07] } 50. Kg5 { [%eval -5.26] [%clk 0:28:43] } 50... Re5+?! { [%eval -3.9] } { Inaccuracy. Re1 was best. } { [%clk 0:26:24] } 51. Kh4?! { [%eval -6.17] } { Inaccuracy. Kf4 was best. } { [%clk 0:21:48] } 51... Re3 { [%eval -5.88] [%clk 0:20:50] } 52. Kg4 { [%eval -6.55] [%clk 0:15:16] } 52... a3 { [%eval -6.33] [%clk 0:20:44] } 0-1