Event: Biel Chess Festival BTZ
Site: Biel, Switzerland
Date: 2024-07-21
White: Clausen, Martin
WhiteElo: 1988
Black: Haimovich, Tal
BlackTitle: IM
BlackElo: 2381
Result: 0-1
ECO: B20
Opening: Sicilian Defense: Mengarini Variation
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. a3 { [%eval -0.07] [%clk 0:03:03] } 2... e6 { [%eval 0.24] [%clk 0:03:04] } 3. b4 { [%eval -0.29] [%clk 0:03:04] } 3... Nc6 { [%eval -0.22] [%clk 0:03:05] } 4. b5 { [%eval -0.24] [%clk 0:03:04] } 4... Nce7 { [%eval -0.25] [%clk 0:03:05] } 5. Bb2 { [%eval -0.27] [%clk 0:02:46] } 5... Ng6 { [%eval 0.0] [%clk 0:03:06] } 6. Nf3 { [%eval 0.07] [%clk 0:02:45] } 6... d5 { [%eval 0.12] [%clk 0:03:07] } 7. e5?! { [%eval -0.51] } { Inaccuracy. exd5 was best. } { [%clk 0:02:34] } 7... N8e7 { [%eval -0.17] [%clk 0:03:07] } 8. h4 { [%eval -0.34] [%clk 0:02:31] } 8... h5 { [%eval -0.3] [%clk 0:03:04] } 9. g3 { [%eval -0.37] [%clk 0:02:19] } 9... Nf5 { [%eval -0.32] [%clk 0:03:01] } 10. Bh3 { [%eval -0.58] [%clk 0:02:08] } 10... Be7 { [%eval -0.36] [%clk 0:03:01] } 11. d4?! { [%eval -1.39] } { Inaccuracy. a4 was best. } { [%clk 0:01:55] } 11... cxd4?! { [%eval -0.44] } { Inaccuracy. Qa5+ was best. } { [%clk 0:02:56] } 12. Nbd2 { [%eval -0.55] [%clk 0:01:47] } 12... Bd7 { [%eval -0.42] [%clk 0:02:52] } 13. a4 { [%eval -0.71] [%clk 0:01:47] } 13... a6 { [%eval -0.67] [%clk 0:02:53] } 14. Bxf5?! { [%eval -1.37] } { Inaccuracy. O-O was best. } { [%clk 0:01:32] } 14... exf5 { [%eval -1.41] [%clk 0:02:54] } 15. Nxd4 { [%eval -1.3] [%clk 0:01:33] } 15... Nxe5 { [%eval -0.99] [%clk 0:02:44] } 16. Qe2 { [%eval -1.35] [%clk 0:01:25] } 16... Ng6 { [%eval -1.4] [%clk 0:02:24] } 17. O-O { [%eval -1.7] [%clk 0:01:04] } 17... f4 { [%eval -1.79] [%clk 0:02:17] } 18. Rfe1?! { [%eval -2.68] } { Inaccuracy. gxf4 was best. } { [%clk 0:01:03] } 18... O-O?! { [%eval -1.65] } { Inaccuracy. fxg3 was best. } { [%clk 0:01:59] } 19. Qxh5 { [%eval -1.6] [%clk 0:01:00] } 19... Bf6? { [%eval -0.41] } { Mistake. fxg3 was best. } { [%clk 0:01:48] } 20. Qf3? { [%eval -1.83] } { Mistake. Qxd5 was best. } { [%clk 0:00:40] } 20... fxg3 { [%eval -2.04] [%clk 0:01:43] } 21. fxg3 { [%eval -1.86] [%clk 0:00:40] } 21... Qc7 { [%eval -1.44] [%clk 0:01:43] } 22. Qb3?! { [%eval -2.49] } { Inaccuracy. h5 was best. } { [%clk 0:00:25] } 22... Rfe8 { [%eval -2.51] [%clk 0:01:38] } 23. Kg2 { [%eval -2.78] [%clk 0:00:23] } 23... Ne5 { [%eval -2.64] [%clk 0:01:32] } 24. N2f3?! { [%eval -3.4] } { Inaccuracy. Qc3 was best. } { [%clk 0:00:17] } 24... Nc4 { [%eval -3.14] [%clk 0:01:30] } 25. Bc3?! { [%eval -4.07] } { Inaccuracy. Qc3 was best. } { [%clk 0:00:17] } 25... Bg4 { [%eval -4.01] [%clk 0:01:19] } 26. Rxe8+ { [%eval -4.86] [%clk 0:00:18] } 26... Rxe8 { [%eval -4.97] [%clk 0:01:19] } 27. Re1 { [%eval -4.99] [%clk 0:00:19] } 27... Bxf3+ { [%eval -4.9] [%clk 0:00:58] } 28. Nxf3 { [%eval -4.88] [%clk 0:00:19] } 28... Ne3+ { [%eval -4.92] [%clk 0:00:58] } 29. Kf2 { [%eval -4.98] [%clk 0:00:19] } 29... Bxc3?? { [%eval -0.07] } { Blunder. Qc5 was best. } { [%clk 0:00:38] } 30. Rxe3 { [%eval -0.05] [%clk 0:00:19] } 30... Qc5?? { [%eval 4.85] } { Blunder. Rxe3 was best. } { [%clk 0:00:38] } 31. Qxc3 { [%eval 4.81] [%clk 0:00:18] } 31... Qb6 { [%eval 5.28] [%clk 0:00:34] } 32. Ke2 { [%eval 4.65] [%clk 0:00:17] } 32... Rd8 { [%eval 4.55] [%clk 0:00:34] } 33. Nd4 { [%eval 5.04] [%clk 0:00:18] } 33... Qg6 { [%eval 4.93] [%clk 0:00:34] } 34. Kf2 { [%eval 4.89] [%clk 0:00:18] } 34... Qg4 { [%eval 4.85] [%clk 0:00:32] } 35. Qc7 { [%eval 4.8] [%clk 0:00:16] } 35... Rf8 { [%eval 4.89] [%clk 0:00:31] } 36. Qf4 { [%eval 4.78] [%clk 0:00:17] } 36... Qc8 { [%eval 5.05] [%clk 0:00:32] } 37. Re2 { [%eval 5.01] [%clk 0:00:16] } 37... Qc4 { [%eval 5.02] [%clk 0:00:32] } 38. Nf5 { [%eval 5.0] [%clk 0:00:16] } 38... Qc5+ { [%eval 5.58] [%clk 0:00:32] } 39. Kg2 { [%eval 5.51] [%clk 0:00:17] } 39... g6?! { [%eval 8.09] } { Inaccuracy. Qc4 was best. } { [%clk 0:00:32] } 40. Nd4?! { [%eval 5.64] } { Inaccuracy. Nh6+ was best. } { [%clk 0:00:15] } 40... Rc8 { [%eval 6.78] [%clk 0:00:30] } 41. Qf6 { [%eval 5.36] [%clk 0:00:15] } 41... Qc4?? { [%eval #27] } { Checkmate is now unavoidable. Qf8 was best. } { [%clk 0:00:27] } 42. Rf2 { [%eval 8.4] [%clk 0:00:15] } 42... Rf8? { [%eval #10] } { Checkmate is now unavoidable. Rc7 was best. } { [%clk 0:00:27] } 43. Ne6?? { [%eval 3.9] } { Lost forced checkmate sequence. h5 was best. } { [%clk 0:00:13] } 43... Qe4+ { [%eval 3.53] [%clk 0:00:25] } 44. Kh2 { [%eval 3.17] [%clk 0:00:11] } 44... Qxe6 { [%eval 2.54] [%clk 0:00:25] } 45. Qd4?? { [%eval 0.0] } { Blunder. Qxe6 was best. } { [%clk 0:00:09] } 45... axb5 { [%eval 0.0] [%clk 0:00:24] } 46. axb5 { [%eval 0.0] [%clk 0:00:10] } 46... Rc8 { [%eval 0.0] [%clk 0:00:25] } 47. Kg2 { [%eval 0.0] [%clk 0:00:03] } 47... Rc4 { [%eval 0.0] [%clk 0:00:24] } 48. Qa7? { [%eval -1.26] } { Mistake. Qf6 was best. } { [%clk 0:00:09] } 48... Qe4+ { [%eval -1.16] [%clk 0:00:24] } 49. Kh3?? { [%eval #-9] } { Checkmate is now unavoidable. Kg1 was best. } { [%clk 0:00:10] } 49... d4?? { [%eval -2.33] } { Lost forced checkmate sequence. Qh1+ was best. } { [%clk 0:00:19] } 50. Qb8+ { [%eval -2.84] [%clk 0:00:10] } 50... Kg7 { [%eval -2.66] [%clk 0:00:19] } 51. Rf4?? { [%eval #-9] } { Checkmate is now unavoidable. Qd6 was best. } { [%clk 0:00:06] } 51... Qe6+ { [%eval #-8] [%clk 0:00:19] } 52. Kg2 { [%eval #-8] [%clk 0:00:04] } 52... Rxc2+ { [%eval #-7] [%clk 0:00:20] } 0-1