Event: SixDays September 2025 Swiss norm edition
Site: https://lichess.org/broadcast/sixdays-budapest-september-2025/round-9/xCpIF96e/P0awbiNp
Date: 2025-09-17
White: Chasin, Nico
WhiteTitle: IM
WhiteElo: 2474
Black: Colbow, Collin
BlackTitle: IM
BlackElo: 2433
Result: 1-0
ECO: B67
Opening: Sicilian Defense: Richter-Rauzer Variation, Neo-Modern Variation
Variant: Standard
TimeControl: 90+30

1. e4 { [%eval 0.18] [%clk 1:10:23] } 1... c5 { [%eval 0.24] [%clk 1:29:54] } 2. Nf3 { [%eval 0.2] [%clk 1:10:48] } 2... d6 { [%eval 0.31] [%clk 1:30:12] } 3. d4 { [%eval 0.22] [%clk 1:11:13] } 3... cxd4 { [%eval 0.19] [%clk 1:30:37] } 4. Nxd4 { [%eval 0.18] [%clk 1:11:38] } 4... Nf6 { [%eval 0.31] [%clk 1:30:58] } 5. Nc3 { [%eval 0.32] [%clk 1:12:03] } 5... Nc6 { [%eval 0.3] [%clk 1:31:25] } 6. Bg5 { [%eval 0.25] [%clk 1:12:27] } 6... e6 { [%eval 0.39] [%clk 1:31:50] } 7. Qd2 { [%eval 0.33] [%clk 1:12:53] } 7... a6 { [%eval 0.33] [%clk 1:32:16] } 8. O-O-O { [%eval 0.47] [%clk 1:13:16] } 8... Bd7 { [%eval 0.52] [%clk 1:32:44] } 9. Kb1 { [%eval 0.49] [%clk 1:13:18] } 9... Be7 { [%eval 0.46] [%clk 1:32:50] } 10. f3 { [%eval 0.45] [%clk 1:13:20] } 10... Qc7 { [%eval 0.46] [%clk 1:25:54] } 11. h4 { [%eval 0.48] [%clk 1:11:10] } 11... Nxd4 { [%eval 0.45] [%clk 1:21:28] } 12. Qxd4 { [%eval 0.43] [%clk 1:11:33] } 12... b5 { [%eval 0.54] [%clk 1:21:54] } 13. Qd2 { [%eval 0.53] [%clk 1:10:48] } 13... h6 { [%eval 0.44] [%clk 1:21:52] } 14. Be3 { [%eval 0.39] [%clk 1:10:41] } 14... h5 { [%eval 0.39] [%clk 1:22:11] } 15. Bd3 { [%eval 0.44] [%clk 1:09:02] } 15... b4 { [%eval 0.48] [%clk 1:20:28] } 16. Ne2 { [%eval 0.46] [%clk 1:09:23] } 16... a5 { [%eval 0.44] [%clk 1:19:08] } 17. c4 { [%eval 0.26] [%clk 1:09:19] } 17... bxc3 { [%eval 0.62] [%clk 1:18:06] } 18. Nxc3 { [%eval 0.56] [%clk 1:09:43] } 18... a4 { [%eval 0.61] [%clk 1:10:35] } 19. Bg5?! { [%eval 0.0] } { Inaccuracy. a3 was best. } { [%clk 0:48:14] } 19... O-O?! { [%eval 0.61] } { Inaccuracy. a3 was best. } { [%clk 0:53:10] } 20. g4? { [%eval -0.67] } { Mistake. Rc1 was best. } { [%clk 0:43:08] } 20... hxg4?! { [%eval -0.07] } { Inaccuracy. a3 was best. } { [%clk 0:49:13] } 21. h5?! { [%eval -0.62] } { Inaccuracy. a3 was best. } { [%clk 0:43:28] } 21... Rfb8 { [%eval -0.37] [%clk 0:44:17] } 22. h6 { [%eval -0.48] [%clk 0:41:47] } 22... g6 { [%eval -0.54] [%clk 0:41:00] } 23. fxg4 { [%eval -0.35] [%clk 0:34:35] } 23... Qd8 { [%eval -0.01] [%clk 0:28:42] } 24. e5 { [%eval 0.0] [%clk 0:28:03] } 24... Nxg4 { [%eval 0.06] [%clk 0:24:52] } 25. Bxe7 { [%eval 0.07] [%clk 0:28:21] } 25... Qxe7 { [%eval 0.12] [%clk 0:25:15] } 26. exd6 { [%eval 0.24] [%clk 0:28:35] } 26... Qxd6 { [%eval 0.26] [%clk 0:17:22] } 27. Rh4? { [%eval -1.01] } { Mistake. Bxg6 was best. } { [%clk 0:24:32] } 27... Qg3?? { [%eval 4.7] } { Blunder. e5 was best. } { [%clk 0:16:01] } 28. Rxg4 { [%eval 4.79] [%clk 0:22:18] } 28... Qxg4 { [%eval 4.76] [%clk 0:16:15] } 29. Ne4 { [%eval 4.32] [%clk 0:22:46] } 29... Qf5 { [%eval 4.9] [%clk 0:07:53] } 30. Rf1 { [%eval 4.97] [%clk 0:19:32] } 30... Qa5 { [%eval 5.38] [%clk 0:06:48] } 31. Qf2 { [%eval 5.22] [%clk 0:18:44] } 31... f5? { [%eval 9.85] } { Mistake. Rxb2+ was best. } { [%clk 0:04:40] } 32. Qd4 { [%eval 10.38] [%clk 0:18:57] } 32... e5 { [%eval 8.45] [%clk 0:04:11] } 33. Qxd7 { [%eval 7.6] [%clk 0:19:21] } 33... Ra7? { [%eval #11] } { Checkmate is now unavoidable. Rxb2+ was best. } { [%clk 0:03:24] } 34. Qd6?? { [%eval 6.65] } { Lost forced checkmate sequence. Bc4+ was best. } { [%clk 0:19:07] } 34... Qb6 { [%eval 6.4] [%clk 0:01:38] } 35. Qxe5?! { [%eval 4.3] } { Inaccuracy. h7+ was best. } { [%clk 0:17:42] } 35... fxe4?? { [%eval #6] } { Checkmate is now unavoidable. Qxb2+ was best. } { [%clk 0:00:40] } 36. h7+ { [%eval #5] [%clk 0:18:05] } 36... Kxh7 { [%eval #4] [%clk 0:00:51] } 37. Rh1+ { [%eval #3] [%clk 0:18:30] } 1-0