Event: SixDays September 2025 Swiss norm edition
Site: https://lichess.org/broadcast/sixdays-budapest-september-2025/round-4/GAehAweu/tQTdk0F3
Date: 2025-09-14
White: Berczes, David
WhiteTitle: GM
WhiteElo: 2410
Black: Singh, Siddharth
BlackElo: 2256
Result: 1-0
ECO: A05
Opening: King's Indian Attack: Spassky Variation
Variant: Standard
TimeControl: 90+30

1. Nf3 { [%eval 0.1] [%clk 1:17:38] } 1... Nf6 { [%eval 0.18] [%clk 1:30:51] } 2. g3 { [%eval 0.11] [%clk 1:17:46] } 2... b5 { [%eval 0.16] [%clk 1:26:52] } 3. e3 { [%eval 0.21] [%clk 1:04:40] } 3... a6 { [%eval 0.23] [%clk 1:24:22] } 4. a4 { [%eval 0.15] [%clk 1:04:54] } 4... b4 { [%eval 0.12] [%clk 1:24:22] } 5. Bg2 { [%eval 0.23] [%clk 1:05:10] } 5... Bb7 { [%eval 0.22] [%clk 1:24:44] } 6. O-O { [%eval 0.23] [%clk 1:02:55] } 6... c5 { [%eval 0.15] [%clk 1:20:12] } 7. d4 { [%eval 0.16] [%clk 0:57:58] } 7... cxd4 { [%eval 0.27] [%clk 1:19:08] } 8. exd4 { [%eval 0.33] [%clk 0:56:42] } 8... e6 { [%eval 0.25] [%clk 1:19:14] } 9. c4 { [%eval 0.27] [%clk 0:56:04] } 9... bxc3 { [%eval 0.25] [%clk 1:14:36] } 10. bxc3 { [%eval 0.43] [%clk 0:55:11] } 10... Be7 { [%eval 0.58] [%clk 1:12:48] } 11. c4 { [%eval 0.64] [%clk 0:54:08] } 11... O-O { [%eval 0.53] [%clk 1:07:15] } 12. d5 { [%eval 0.7] [%clk 0:44:27] } 12... exd5 { [%eval 0.68] [%clk 1:00:38] } 13. Nh4 { [%eval 0.79] [%clk 0:39:38] } 13... Ne4?! { [%eval 1.67] } { Inaccuracy. Bc5 was best. } { [%clk 0:57:32] } 14. cxd5 { [%eval 1.33] [%clk 0:24:31] } 14... Bxh4 { [%eval 1.57] [%clk 0:55:02] } 15. gxh4 { [%eval 1.59] [%clk 0:20:52] } 15... Qxh4? { [%eval 2.96] } { Mistake. f5 was best. } { [%clk 0:45:05] } 16. Qd4?! { [%eval 1.72] } { Inaccuracy. Ra3 was best. } { [%clk 0:15:24] } 16... f5 { [%eval 2.1] [%clk 0:44:24] } 17. Nc3?! { [%eval 1.28] } { Inaccuracy. Bb2 was best. } { [%clk 0:07:07] } 17... Qf6? { [%eval 2.76] } { Mistake. d6 was best. } { [%clk 0:28:32] } 18. Qxf6 { [%eval 3.08] [%clk 0:07:31] } 18... Rxf6 { [%eval 3.06] [%clk 0:28:58] } 19. Rb1 { [%eval 2.95] [%clk 0:02:58] } 19... Nxc3 { [%eval 2.87] [%clk 0:23:47] } 20. Rxb7 { [%eval 2.93] [%clk 0:03:23] } 20... Ne2+ { [%eval 3.01] [%clk 0:23:58] } 21. Kh1 { [%eval 2.87] [%clk 0:03:49] } 21... Nxc1 { [%eval 2.66] [%clk 0:24:13] } 22. Rxc1 { [%eval 2.67] [%clk 0:04:14] } 22... Rf8?! { [%eval 3.73] } { Inaccuracy. a5 was best. } { [%clk 0:24:34] } 23. d6 { [%eval 4.03] [%clk 0:02:26] } 23... Rd8 { [%eval 3.85] [%clk 0:19:00] } 24. a5 { [%eval 3.66] [%clk 0:01:33] } 24... Kf8 { [%eval 4.2] [%clk 0:18:53] } 25. Rc5 { [%eval 4.02] [%clk 0:00:51] } 25... g6 { [%eval 4.73] [%clk 0:18:41] } 26. Rcc7 { [%eval 4.66] [%clk 0:00:54] } 26... Nc6?! { [%eval 6.82] } { Inaccuracy. Kg8 was best. } { [%clk 0:17:51] } 27. Rxd7 { [%eval 6.7] [%clk 0:00:47] } 27... Rxd7 { [%eval 6.57] [%clk 0:18:01] } 28. Rxd7 { [%eval 6.4] [%clk 0:01:16] } 28... Ne5 { [%eval 7.13] [%clk 0:18:23] } 29. Rxh7 { [%eval 6.98] [%clk 0:01:27] } 29... Re8 { [%eval 7.12] [%clk 0:18:51] } 30. Rh8+ { [%eval 7.13] [%clk 0:01:37] } 30... Kf7 { [%eval 9.26] [%clk 0:19:15] } 31. Bd5+ { [%eval 9.22] [%clk 0:02:04] } 31... Re6 { [%eval 10.69] [%clk 0:19:40] } 32. f4 { [%eval 9.19] [%clk 0:00:38] } 32... Nd3? { [%eval #9] } { Checkmate is now unavoidable. Nc6 was best. } { [%clk 0:18:51] } 33. Rh7+ { [%eval #14] [%clk 0:00:39] } 33... Kf6 { [%eval #14] [%clk 0:19:15] } 34. Bxe6 { [%eval 11.73] [%clk 0:01:05] } 34... Kxe6?! { [%eval #9] } { Checkmate is now unavoidable. Nc5 was best. } { [%clk 0:19:40] } 35. d7 { [%eval #8] [%clk 0:01:31] } 35... g5 { [%eval #6] [%clk 0:20:04] } 36. d8=Q { [%eval #5] [%clk 0:01:48] } 36... gxf4 { [%eval #4] [%clk 0:20:29] } 37. Re7+ { [%eval #3] [%clk 0:02:05] } 37... Kf6 { [%eval #3] [%clk 0:20:56] } 38. Qf8+ { [%eval #2] [%clk 0:02:28] } 38... Kg6 { [%eval #2] [%clk 0:21:24] } 39. Rg7+ { [%eval #1] [%clk 0:02:52] } 39... Kh6 { [%eval #1] [%clk 0:21:52] } 40. Qh8# { [%clk 0:03:18] } 1-0