Event: Biel Chess Festival 2025 Challengers Quali
Site: Biel, Switzerland
Date: 2025-05-17
White: Jumabayev, Rinat
WhiteTitle: GM
WhiteElo: 2546
Black: Theodorou, Nikolas
BlackTitle: GM
BlackElo: 2625
Result: 0-1
ECO: A06
Opening: Zukertort Opening
Variant: Standard
TimeControl: 120 min 40 moves + 30 min Rest + 30 sec as of move 41

1. Nf3 { [%eval 0.1] [%clk 1:59:58] } 1... d5 { [%eval 0.18] [%clk 1:59:43] } 2. e3 { [%eval 0.0] [%clk 1:59:24] } 2... c5 { [%eval 0.1] [%clk 1:58:48] } 3. b3 { [%eval 0.09] [%clk 1:59:16] } 3... f6 { [%eval 0.17] [%clk 1:58:37] } 4. d4 { [%eval 0.26] [%clk 1:57:14] } 4... cxd4 { [%eval 0.23] [%clk 1:58:28] } 5. exd4 { [%eval 0.18] [%clk 1:56:55] } 5... Nc6 { [%eval 0.17] [%clk 1:58:20] } 6. Bb2 { [%eval 0.1] [%clk 1:53:28] } 6... Bg4 { [%eval 0.19] [%clk 1:57:51] } 7. Be2 { [%eval 0.04] [%clk 1:51:49] } 7... e6 { [%eval 0.3] [%clk 1:54:51] } 8. O-O { [%eval 0.26] [%clk 1:47:45] } 8... Bd6 { [%eval 0.19] [%clk 1:53:23] } 9. Nh4?! { [%eval -0.46] } { Inaccuracy. Re1 was best. } { [%clk 1:26:15] } 9... h5 { [%eval -0.45] [%clk 1:50:53] } 10. c4 { [%eval -0.55] [%clk 1:02:12] } 10... g5 { [%eval -0.54] [%clk 1:42:34] } 11. cxd5 { [%eval -0.53] [%clk 1:01:10] } 11... exd5 { [%eval -0.62] [%clk 1:42:11] } 12. Re1 { [%eval -0.8] [%clk 0:59:24] } 12... Kf7 { [%eval -0.71] [%clk 1:36:49] } 13. Nf3 { [%eval -0.72] [%clk 0:58:23] } 13... Nge7 { [%eval -0.88] [%clk 1:30:24] } 14. Nc3 { [%eval -0.78] [%clk 0:50:57] } 14... Qd7 { [%eval -0.63] [%clk 1:22:14] } 15. Nb5 { [%eval -1.09] [%clk 0:47:12] } 15... Bb8 { [%eval -0.85] [%clk 1:16:43] } 16. Ba3?! { [%eval -1.5] } { Inaccuracy. Nc3 was best. } { [%clk 0:46:29] } 16... Ng6 { [%eval -1.43] [%clk 1:13:15] } 17. g3?! { [%eval -2.3] } { Inaccuracy. Nc3 was best. } { [%clk 0:32:05] } 17... Kg7 { [%eval -2.03] [%clk 1:04:23] } 18. Rc1 { [%eval -2.01] [%clk 0:28:31] } 18... Re8 { [%eval -2.04] [%clk 0:58:12] } 19. Bb2 { [%eval -2.01] [%clk 0:08:39] } 19... a6 { [%eval -1.8] [%clk 0:42:01] } 20. Na3 { [%eval -1.78] [%clk 0:08:38] } 20... Ba7 { [%eval -1.65] [%clk 0:41:57] } 21. Rc3?! { [%eval -2.38] } { Inaccuracy. Nc2 was best. } { [%clk 0:06:09] } 21... Nb4?! { [%eval -1.44] } { Inaccuracy. Bf5 was best. } { [%clk 0:37:20] } 22. Nc2 { [%eval -1.37] [%clk 0:05:26] } 22... Nxc2 { [%eval -1.1] [%clk 0:35:07] } 23. Qxc2 { [%eval -1.22] [%clk 0:05:20] } 23... Rac8 { [%eval -1.11] [%clk 0:33:47] } 24. Bd1 { [%eval -1.22] [%clk 0:03:33] } 24... Rxc3 { [%eval -1.14] [%clk 0:22:44] } 25. Bxc3 { [%eval -1.33] [%clk 0:03:32] } 25... Rc8 { [%eval -1.28] [%clk 0:22:34] } 26. Qd2 { [%eval -1.18] [%clk 0:03:24] } 26... h4 { [%eval -1.06] [%clk 0:19:59] } 27. Re3 { [%eval -1.11] [%clk 0:03:02] } 27... Bf5 { [%eval -1.12] [%clk 0:17:30] } 28. Ne1 { [%eval -1.41] [%clk 0:02:07] } 28... hxg3 { [%eval -1.12] [%clk 0:14:19] } 29. hxg3?! { [%eval -2.17] } { Inaccuracy. fxg3 was best. } { [%clk 0:02:06] } 29... Be4 { [%eval -2.05] [%clk 0:13:03] } 30. f3 { [%eval -2.11] [%clk 0:02:04] } 30... Bf5 { [%eval -1.98] [%clk 0:12:54] } 31. g4?! { [%eval -2.69] } { Inaccuracy. Bc2 was best. } { [%clk 0:01:48] } 31... Be6? { [%eval -0.89] } { Mistake. Bb1 was best. } { [%clk 0:12:31] } 32. Nd3?! { [%eval -1.88] } { Inaccuracy. Bc2 was best. } { [%clk 0:01:47] } 32... Bf7 { [%eval -1.88] [%clk 0:11:19] } 33. Nc5?! { [%eval -3.11] } { Inaccuracy. f4 was best. } { [%clk 0:01:44] } 33... Qc7 { [%eval -2.51] [%clk 0:11:12] } 34. Re2?! { [%eval -3.82] } { Inaccuracy. Bc2 was best. } { [%clk 0:00:26] } 34... b6 { [%eval -3.67] [%clk 0:09:58] } 35. Na4 { [%eval -4.46] [%clk 0:00:25] } 35... Nh4 { [%eval -4.38] [%clk 0:09:49] } 36. Rf2 { [%eval -4.42] [%clk 0:00:11] } 36... Be8 { [%eval -3.83] [%clk 0:08:48] } 37. Kh1?! { [%eval -4.89] } { Inaccuracy. f4 was best. } { [%clk 0:00:02] } 37... Bxa4 { [%clk 0:08:33] } 0-1