Event: Biel Chess Festival BTZ
Site: Biel, Switzerland
Date: 2024-07-21
White: Kersten, Uwe
WhiteTitle: IM
WhiteElo: 2251
Black: Kwiatkowski, Maciej
Result: 0-1
ECO: B40
Opening: Sicilian Defense: Delayed Alapin Variation, with e6
Variant: Standard
TimeControl: 3' + 2''/mv from move 1

1. e4 { [%eval 0.15] [%clk 0:03:02] } 1... c5 { [%eval 0.25] [%clk 0:03:04] } 2. Nf3 { [%eval 0.22] [%clk 0:03:03] } 2... e6 { [%eval 0.28] [%clk 0:03:05] } 3. c3 { [%eval 0.14] [%clk 0:03:04] } 3... d6 { [%eval 0.6] [%clk 0:03:05] } 4. d4 { [%eval 0.59] [%clk 0:03:04] } 4... cxd4 { [%eval 0.89] [%clk 0:03:06] } 5. cxd4 { [%eval 0.8] [%clk 0:03:05] } 5... Nc6 { [%eval 0.79] [%clk 0:03:07] } 6. Nc3 { [%eval 0.77] [%clk 0:03:02] } 6... Nf6 { [%eval 0.82] [%clk 0:03:07] } 7. d5 { [%eval 0.74] [%clk 0:02:51] } 7... Ne5 { [%eval 0.99] [%clk 0:02:51] } 8. Nd4 { [%eval 0.8] [%clk 0:02:52] } 8... a6 { [%eval 1.19] [%clk 0:02:36] } 9. f4 { [%eval 1.1] [%clk 0:02:39] } 9... Ng6 { [%eval 1.14] [%clk 0:02:29] } 10. dxe6 { [%eval 1.14] [%clk 0:02:32] } 10... fxe6 { [%eval 1.25] [%clk 0:02:29] } 11. Bc4?! { [%eval 0.55] } { Inaccuracy. f5 was best. } { [%clk 0:02:25] } 11... d5 { [%eval 0.73] [%clk 0:02:10] } 12. exd5 { [%eval 0.3] [%clk 0:01:45] } 12... exd5 { [%eval 0.35] [%clk 0:02:10] } 13. Bb3 { [%eval 0.33] [%clk 0:01:39] } 13... Bc5 { [%eval 0.32] [%clk 0:02:06] } 14. Na4?? { [%eval -3.07] } { Blunder. O-O was best. } { [%clk 0:01:00] } 14... Ba7?? { [%eval -0.16] } { Blunder. Qe7+ was best. } { [%clk 0:01:55] } 15. h3?? { [%eval -3.37] } { Blunder. O-O was best. } { [%clk 0:00:48] } 15... O-O?? { [%eval -1.12] } { Blunder. Qe7+ was best. } { [%clk 0:01:43] } 16. O-O { [%eval -1.38] [%clk 0:00:44] } 16... b5?! { [%eval -0.44] } { Inaccuracy. Kh8 was best. } { [%clk 0:01:40] } 17. Nc3 { [%eval -0.38] [%clk 0:00:45] } 17... Kh8 { [%eval -0.38] [%clk 0:01:27] } 18. Kh1 { [%eval -0.36] [%clk 0:00:42] } 18... b4 { [%eval -0.43] [%clk 0:01:23] } 19. Nc6 { [%eval -0.6] [%clk 0:00:40] } 19... Qd6?! { [%eval 0.0] } { Inaccuracy. Qe8 was best. } { [%clk 0:01:16] } 20. Nxa7 { [%eval 0.0] [%clk 0:00:37] } 20... Rxa7 { [%eval 0.3] [%clk 0:01:17] } 21. Be3?? { [%eval -3.22] } { Blunder. Nxd5 was best. } { [%clk 0:00:36] } 21... Rd7?? { [%eval -0.04] } { Blunder. Re7 was best. } { [%clk 0:01:09] } 22. Ne2 { [%eval -0.06] [%clk 0:00:37] } 22... Re8 { [%eval 0.38] [%clk 0:01:10] } 23. Bd4 { [%eval 0.4] [%clk 0:00:37] } 23... Rf7 { [%eval 0.48] [%clk 0:01:02] } 24. Rc1 { [%eval 0.5] [%clk 0:00:35] } 24... Bf5?! { [%eval 1.61] } { Inaccuracy. Bd7 was best. } { [%clk 0:01:02] } 25. Ng3 { [%eval 1.51] [%clk 0:00:33] } 25... Be4 { [%eval 1.96] [%clk 0:00:58] } 26. Bxf6?! { [%eval 1.09] } { Inaccuracy. Ba4 was best. } { [%clk 0:00:30] } 26... Rxf6 { [%eval 1.14] [%clk 0:00:57] } 27. Nxe4 { [%eval 1.38] [%clk 0:00:21] } 27... dxe4 { [%eval 1.37] [%clk 0:00:54] } 28. Qxd6 { [%eval 1.29] [%clk 0:00:12] } 28... Rxd6 { [%eval 1.15] [%clk 0:00:54] } 29. f5?! { [%eval 0.11] } { Inaccuracy. Rfe1 was best. } { [%clk 0:00:12] } 29... Ne5 { [%eval 0.12] [%clk 0:00:52] } 30. Rce1 { [%eval 0.03] [%clk 0:00:12] } 30... Nd3 { [%eval 0.01] [%clk 0:00:53] } 31. Re3 { [%eval -0.36] [%clk 0:00:13] } 31... Nxb2 { [%eval -0.4] [%clk 0:00:41] } 32. Be6 { [%eval -0.76] [%clk 0:00:11] } 32... Rd4 { [%eval -0.66] [%clk 0:00:39] } 33. Rfe1?! { [%eval -1.53] } { Inaccuracy. a3 was best. } { [%clk 0:00:09] } 33... Nc4?? { [%eval 2.38] } { Blunder. Nd1 was best. } { [%clk 0:00:32] } 34. Rxe4 { [%eval 2.2] [%clk 0:00:09] } 34... Rxe4 { [%eval 2.3] [%clk 0:00:33] } 35. Rxe4 { [%eval 2.36] [%clk 0:00:10] } 35... Nd6 { [%eval 2.4] [%clk 0:00:34] } 36. Rxb4 { [%eval 2.23] [%clk 0:00:11] } 36... g6 { [%eval 2.2] [%clk 0:00:29] } 37. Rb6? { [%eval 0.76] } { Mistake. f6 was best. } { [%clk 0:00:11] } 37... Ne4?? { [%eval 3.74] } { Blunder. Nxf5 was best. } { [%clk 0:00:27] } 38. fxg6 { [%eval 3.68] [%clk 0:00:09] } 38... hxg6 { [%eval 3.44] [%clk 0:00:27] } 39. Rxa6?? { [%eval -0.08] } { Blunder. Bf7 was best. } { [%clk 0:00:10] } 39... Nc5 { [%eval 0.0] [%clk 0:00:27] } 40. Bf7?? { [%eval -3.2] } { Blunder. Bc4 was best. } { [%clk 0:00:08] } 40... Re1+ { [%eval -3.09] [%clk 0:00:28] } 41. Kh2 { [%eval -3.02] [%clk 0:00:10] } 41... Nxa6 { [%eval -3.04] [%clk 0:00:29] } 0-1