Event: Biel Chess Festival 2025
Date: 2025-07-23
White: Jahn, Thomas
WhiteElo: 1964
Black: Hakvoort, Remy
BlackElo: 1834
Result: 1-0
ECO: B70
Opening: Sicilian Defense: Dragon Variation
Variant: Standard

1. e4 { [%eval 0.18] [%clk 1:30:55] } 1... c5 { [%eval 0.25] [%clk 1:30:45] } 2. Nf3 { [%eval 0.2] [%clk 1:31:16] } 2... d6 { [%eval 0.31] [%clk 1:31:04] } 3. d4 { [%eval 0.22] [%clk 1:31:39] } 3... cxd4 { [%eval 0.19] [%clk 1:31:22] } 4. Nxd4 { [%eval 0.18] [%clk 1:32:02] } 4... Nf6 { [%eval 0.31] [%clk 1:31:41] } 5. Nc3 { [%eval 0.32] [%clk 1:32:24] } 5... g6 { [%eval 0.42] [%clk 1:32:02] } 6. Bc4 { [%eval 0.14] [%clk 1:27:18] } 6... Bg7 { [%eval 0.37] [%clk 1:31:47] } 7. f3 { [%eval 0.28] [%clk 1:26:45] } 7... Qb6 { [%eval 0.32] [%clk 1:22:43] } 8. Nb3 { [%eval 0.0] [%clk 1:19:03] } 8... O-O { [%eval 0.0] [%clk 1:22:51] } 9. Qe2 { [%eval 0.01] [%clk 1:18:35] } 9... Nc6 { [%eval 0.0] [%clk 1:22:39] } 10. Be3 { [%eval -0.12] [%clk 1:11:36] } 10... Qd8 { [%eval 0.27] [%clk 1:22:07] } 11. Nd2 { [%eval -0.25] [%clk 1:04:10] } 11... Na5 { [%eval -0.08] [%clk 1:16:43] } 12. Bd3 { [%eval -0.22] [%clk 0:57:33] } 12... d5 { [%eval -0.24] [%clk 1:09:47] } 13. e5? { [%eval -1.41] } { Mistake. exd5 was best. } { [%clk 0:41:43] } 13... d4 { [%eval -1.18] [%clk 1:05:48] } 14. exf6 { [%eval -1.29] [%clk 0:35:53] } 14... exf6 { [%eval -1.48] [%clk 0:59:01] } 15. Bxd4 { [%eval -1.3] [%clk 0:33:31] } 15... Qxd4 { [%eval -1.3] [%clk 0:59:04] } 16. O-O-O { [%eval -1.52] [%clk 0:33:50] } 16... f5 { [%eval -1.03] [%clk 0:58:27] } 17. Nc4?! { [%eval -1.78] } { Inaccuracy. Nb3 was best. } { [%clk 0:29:54] } 17... Nxc4? { [%eval -0.15] } { Mistake. Nc6 was best. } { [%clk 0:48:48] } 18. Bxc4 { [%eval -0.08] [%clk 0:27:26] } 18... Qf6 { [%eval -0.15] [%clk 0:48:08] } 19. Rhe1 { [%eval -0.43] [%clk 0:26:58] } 19... a6 { [%eval -0.14] [%clk 0:47:18] } 20. Qe7 { [%eval -0.12] [%clk 0:21:27] } 20... b5 { [%eval 0.02] [%clk 0:30:18] } 21. Bb3 { [%eval -0.15] [%clk 0:15:52] } 21... b4?? { [%eval 1.62] } { Blunder. Qxe7 was best. } { [%clk 0:14:57] } 22. Qxf6?! { [%eval 1.02] } { Inaccuracy. Qxb4 was best. } { [%clk 0:13:08] } 22... Bxf6 { [%eval 0.94] [%clk 0:13:56] } 23. Nd5 { [%eval 0.98] [%clk 0:13:32] } 23... Bg7?! { [%eval 2.1] } { Inaccuracy. Bg5+ was best. } { [%clk 0:10:16] } 24. Nxb4 { [%eval 2.12] [%clk 0:13:29] } 24... Rb8 { [%eval 2.78] [%clk 0:08:03] } 25. Nc6 { [%eval 2.48] [%clk 0:09:39] } 25... Rb6?! { [%eval 3.66] } { Inaccuracy. Rb7 was best. } { [%clk 0:07:49] } 26. Ne7+ { [%eval 3.43] [%clk 0:10:00] } 26... Kh8 { [%eval 3.57] [%clk 0:08:10] } 27. c3 { [%eval 2.83] [%clk 0:10:22] } 27... Be6 { [%eval 3.14] [%clk 0:06:58] } 28. Bxe6 { [%eval 3.12] [%clk 0:09:41] } 28... fxe6 { [%eval 3.04] [%clk 0:07:20] } 29. Rd7 { [%eval 3.01] [%clk 0:06:41] } 29... Rfb8 { [%eval 3.11] [%clk 0:05:55] } 30. Re2 { [%eval 2.84] [%clk 0:06:44] } 30... Bxc3? { [%eval 4.92] } { Mistake. a5 was best. } { [%clk 0:04:50] } 31. bxc3 { [%eval 4.73] [%clk 0:06:23] } 31... Rb1+ { [%eval 4.63] [%clk 0:03:57] } 32. Kd2 { [%eval 4.47] [%clk 0:06:39] } 32... f4 { [%eval 5.4] [%clk 0:02:00] } 33. Kd3 { [%eval 5.36] [%clk 0:06:37] } 33... R8b2?! { [%eval 7.07] } { Inaccuracy. Rd1+ was best. } { [%clk 0:02:01] } 34. Rd2?! { [%eval 5.19] } { Inaccuracy. Rxb2 was best. } { [%clk 0:06:59] } 34... Rb8 { [%eval 5.57] [%clk 0:02:24] } 1-0