Event: Round 1: Maksimenko, Andrei - Koops, Randolf
Site: https://lichess.org/broadcast/fide-world-senior-championship-2025--open-50/round-1/eOeXvkzD/yrtJLnVR
Date: 2025-10-21
White: Maksimenko, Andrei
WhiteTitle: GM
WhiteElo: 2420
Black: Koops, Randolf
BlackElo: 2057
Result: 1-0
ECO: A40
Opening: Mikenas Defense
Variant: Standard

1. d4 { [%eval 0.17] [%clk 1:30:57] } 1... Nc6 { [%eval 0.6] [%clk 1:30:26] } 2. d5 { [%eval 0.5] [%clk 1:29:21] } 2... Ne5 { [%eval 0.58] [%clk 1:29:46] } 3. e4 { [%eval 0.63] [%clk 1:29:36] } 3... e6 { [%eval 0.61] [%clk 1:26:57] } 4. f4 { [%eval 0.53] [%clk 1:29:43] } 4... Ng6 { [%eval 0.79] [%clk 1:27:16] } 5. dxe6 { [%eval 0.52] [%clk 1:30:06] } 5... fxe6 { [%eval 0.87] [%clk 1:27:13] } 6. Nf3 { [%eval 0.56] [%clk 1:27:50] } 6... Nf6?! { [%eval 1.17] } { Inaccuracy. d5 was best. } { [%clk 1:21:36] } 7. Bd3 { [%eval 0.85] [%clk 1:08:00] } 7... Bc5 { [%eval 1.16] [%clk 1:10:11] } 8. Nc3 { [%eval 1.64] [%clk 0:53:04] } 8... Ng4 { [%eval 2.15] [%clk 0:57:25] } 9. Qe2? { [%eval 0.66] } { Mistake. Ng5 was best. } { [%clk 0:44:15] } 9... Bf2+?! { [%eval 1.69] } { Inaccuracy. Nf2 was best. } { [%clk 0:40:57] } 10. Kf1?! { [%eval 0.76] } { Inaccuracy. Kd1 was best. } { [%clk 0:26:51] } 10... Bc5 { [%eval 1.21] [%clk 0:38:20] } 11. Na4 { [%eval 1.22] [%clk 0:19:21] } 11... Be7 { [%eval 1.23] [%clk 0:35:42] } 12. g3 { [%eval 1.29] [%clk 0:16:04] } 12... a6 { [%eval 1.86] [%clk 0:35:24] } 13. h3 { [%eval 1.78] [%clk 0:07:02] } 13... Nf6 { [%eval 1.72] [%clk 0:32:38] } 14. e5 { [%eval 1.76] [%clk 0:06:30] } 14... Nh5 { [%eval 1.76] [%clk 0:30:13] } 15. Kg2 { [%eval 1.78] [%clk 0:04:43] } 15... O-O { [%eval 1.71] [%clk 0:21:21] } 16. Nc3 { [%eval 1.76] [%clk 0:04:45] } 16... d6 { [%eval 1.8] [%clk 0:18:06] } 17. exd6? { [%eval 0.36] } { Mistake. Ne1 was best. } { [%clk 0:04:44] } 17... cxd6?! { [%eval 1.42] } { Inaccuracy. Bxd6 was best. } { [%clk 0:17:09] } 18. Nd4 { [%eval 1.48] [%clk 0:03:30] } 18... Nxg3 { [%eval 1.44] [%clk 0:09:58] } 19. Kxg3 { [%eval 1.43] [%clk 0:03:56] } 19... Nxf4?? { [%eval 3.77] } { Blunder. e5 was best. } { [%clk 0:07:13] } 20. Bxf4 { [%eval 4.02] [%clk 0:04:13] } 20... Bh4+ { [%eval 3.84] [%clk 0:05:38] } 21. Kh2 { [%eval 3.94] [%clk 0:04:11] } 21... Rxf4 { [%eval 3.8] [%clk 0:04:25] } 22. Nxe6?? { [%eval 0.0] } { Blunder. Rhf1 was best. } { [%clk 0:03:18] } 22... Bxe6?? { [%eval 4.72] } { Blunder. Qf6 was best. } { [%clk 0:04:00] } 23. Qxe6+ { [%eval 4.88] [%clk 0:03:47] } 23... Kh8 { [%eval 4.81] [%clk 0:04:28] } 24. Raf1? { [%eval 2.72] } { Mistake. Rhf1 was best. } { [%clk 0:03:25] } 24... Qg5? { [%eval 4.92] } { Mistake. Bf2 was best. } { [%clk 0:04:54] } 25. Rhg1 { [%eval 4.99] [%clk 0:03:31] } 1-0