Event: World Senior Chess Championship 2024
Site: Porto Santo, Portugal
Date: 2024-11-26
White: Knaak, Rainer
WhiteTitle: GM
WhiteElo: 2458
Black: Ftacnik, Lubomir
BlackTitle: GM
BlackElo: 2444
Result: 1-0
ECO: A61
Opening: Benoni Defense
Variant: Standard
TimeControl: 90'/40+30'/G+30''

1. d4 { [%eval 0.17] [%clk 1:30:56] } 1... Nf6 { [%eval 0.17] [%clk 1:30:54] } 2. c4 { [%eval 0.17] [%clk 1:31:19] } 2... e6 { [%eval 0.11] [%clk 1:31:17] } 3. Nc3 { [%eval 0.17] [%clk 1:31:37] } 3... c5 { [%eval 0.53] [%clk 1:31:37] } 4. d5 { [%eval 0.48] [%clk 1:31:47] } 4... exd5 { [%eval 0.71] [%clk 1:31:42] } 5. cxd5 { [%eval 0.74] [%clk 1:32:11] } 5... d6 { [%eval 0.61] [%clk 1:32:05] } 6. Nf3 { [%eval 0.58] [%clk 1:31:51] } 6... g6 { [%eval 0.59] [%clk 1:32:26] } 7. Bf4 { [%eval 0.53] [%clk 1:32:03] } 7... Bg7 { [%eval 0.52] [%clk 1:30:44] } 8. h3 { [%eval 0.72] [%clk 1:31:43] } 8... O-O { [%eval 0.71] [%clk 1:27:06] } 9. e3 { [%eval 0.72] [%clk 1:32:03] } 9... Qe7 { [%eval 0.7] [%clk 1:23:23] } 10. Nd2 { [%eval 0.63] [%clk 1:31:06] } 10... Nbd7 { [%eval 0.57] [%clk 1:21:04] } 11. Be2 { [%eval 0.55] [%clk 1:31:03] } 11... Ne5 { [%eval 0.65] [%clk 1:17:10] } 12. O-O { [%eval 0.66] [%clk 1:30:10] } 12... a6 { [%eval 0.96] [%clk 1:15:20] } 13. a4 { [%eval 1.04] [%clk 1:30:24] } 13... Rb8 { [%eval 0.98] [%clk 1:14:45] } 14. Re1 { [%eval 0.87] [%clk 1:24:57] } 14... Nfd7 { [%eval 0.89] [%clk 1:10:34] } 15. Bg3 { [%eval 0.93] [%clk 1:18:27] } 15... f5 { [%eval 0.94] [%clk 1:05:29] } 16. f4 { [%eval 0.98] [%clk 1:07:05] } 16... Nf7 { [%eval 0.84] [%clk 1:05:41] } 17. e4 { [%eval 0.9] [%clk 1:07:24] } 17... Qd8?! { [%eval 1.69] } { Inaccuracy. fxe4 was best. } { [%clk 0:51:39] } 18. exf5 { [%eval 1.69] [%clk 0:54:50] } 18... gxf5 { [%eval 1.76] [%clk 0:51:53] } 19. Bd3 { [%eval 1.77] [%clk 0:52:14] } 19... Nf6 { [%eval 1.68] [%clk 0:48:03] } 20. a5 { [%eval 1.74] [%clk 0:45:08] } 20... b5 { [%eval 1.66] [%clk 0:44:11] } 21. axb6 { [%eval 1.64] [%clk 0:45:32] } 21... Rxb6 { [%eval 2.02] [%clk 0:44:09] } 22. Nc4 { [%eval 1.93] [%clk 0:45:00] } 22... Rb4 { [%eval 1.95] [%clk 0:44:28] } 23. Na5 { [%eval 1.93] [%clk 0:39:34] } 23... Bd7 { [%eval 1.7] [%clk 0:40:59] } 24. Nc6 { [%eval 1.73] [%clk 0:39:09] } 24... Bxc6 { [%eval 1.75] [%clk 0:40:49] } 25. dxc6 { [%eval 1.7] [%clk 0:39:34] } 25... Qc8 { [%eval 1.85] [%clk 0:40:33] } 26. Qf3 { [%eval 1.68] [%clk 0:32:00] } 26... c4?! { [%eval 2.5] } { Inaccuracy. Nd8 was best. } { [%clk 0:38:17] } 27. Bf1 { [%eval 2.17] [%clk 0:18:57] } 27... Kh8 { [%eval 2.82] [%clk 0:27:58] } 28. Re7 { [%eval 2.65] [%clk 0:16:09] } 28... d5 { [%eval 2.69] [%clk 0:09:09] } 29. Nxd5 { [%eval 2.67] [%clk 0:07:45] } 29... Qxc6? { [%eval 4.85] } { Mistake. Rb3 was best. } { [%clk 0:08:46] } 30. Nxb4 { [%eval 4.87] [%clk 0:07:31] } 30... Qc5+ { [%eval 4.73] [%clk 0:09:09] } 31. Qe3 { [%eval 4.74] [%clk 0:05:18] } 31... Qxb4 { [%eval 4.83] [%clk 0:09:33] } 32. Be1 { [%eval 4.84] [%clk 0:05:43] } 32... Qd6 { [%eval 4.77] [%clk 0:05:02] } 33. Bc3 { [%eval 4.65] [%clk 0:04:44] } 33... Nd5 { [%eval 5.5] [%clk 0:04:39] } 34. Bxg7+ { [%eval 5.45] [%clk 0:05:09] } 34... Kxg7 { [%eval 5.42] [%clk 0:05:03] } 35. Qd4+ { [%eval 5.48] [%clk 0:04:56] } 35... Kg8 { [%eval 6.48] [%clk 0:05:30] } 36. Ra7?! { [%eval 4.92] } { Inaccuracy. Rxf7 was best. } { [%clk 0:04:24] } 36... Nxf4 { [%eval 5.24] [%clk 0:04:39] } 37. Qxd6 { [%eval 5.24] [%clk 0:04:29] } 37... Nxd6 { [%eval 5.14] [%clk 0:05:07] } 38. R7xa6 { [%eval 5.24] [%clk 0:04:41] } 38... Ne4 { [%eval 5.23] [%clk 0:04:40] } 39. Bxc4+ { [%eval 5.28] [%clk 0:04:59] } 39... Kg7 { [%eval 5.15] [%clk 0:05:04] } 40. Rb6 { [%eval 4.51] [%clk 0:04:35] } 1-0