Event: Biel Chess Festival BTZ
Site: Biel, Switzerland
Date: 2024-07-21
White: Dietiker, Manuel
WhiteElo: 2000
Black: Kappeler, Kaspar
BlackTitle: FM
BlackElo: 2192
Result: 0-1
ECO: B45
Opening: Sicilian Defense: Taimanov Variation, Normal Variation
Variant: Standard
TimeControl: 3' + 2''/mv from move 1

1. e4 { [%eval 0.15] [%clk 0:03:01] } 1... c5 { [%eval 0.25] [%clk 0:03:03] } 2. Nf3 { [%eval 0.22] [%clk 0:03:01] } 2... e6 { [%eval 0.28] [%clk 0:03:04] } 3. Nc3 { [%eval 0.37] [%clk 0:03:01] } 3... Nc6 { [%eval 0.33] [%clk 0:03:05] } 4. d4 { [%eval 0.32] [%clk 0:03:02] } 4... cxd4 { [%eval 0.48] [%clk 0:03:06] } 5. Nxd4 { [%eval 0.34] [%clk 0:03:03] } 5... d6 { [%eval 0.56] [%clk 0:03:06] } 6. Be3 { [%eval 0.58] [%clk 0:03:01] } 6... Nf6 { [%eval 0.49] [%clk 0:03:06] } 7. Nb3 { [%eval 0.34] [%clk 0:03:00] } 7... Be7 { [%eval 0.34] [%clk 0:03:07] } 8. Be2 { [%eval 0.1] [%clk 0:03:00] } 8... O-O { [%eval 0.07] [%clk 0:03:06] } 9. O-O { [%eval 0.08] [%clk 0:03:00] } 9... b6 { [%eval 0.05] [%clk 0:03:03] } 10. a4 { [%eval -0.04] [%clk 0:02:54] } 10... Bb7 { [%eval -0.04] [%clk 0:03:03] } 11. f3 { [%eval -0.1] [%clk 0:02:47] } 11... Rc8 { [%eval -0.21] [%clk 0:03:04] } 12. Qd2 { [%eval -0.17] [%clk 0:02:24] } 12... Ne5 { [%eval -0.19] [%clk 0:02:55] } 13. a5 { [%eval -0.2] [%clk 0:02:24] } 13... Nc4?! { [%eval 0.53] } { Inaccuracy. d5 was best. } { [%clk 0:02:39] } 14. Bxc4 { [%eval 0.52] [%clk 0:02:24] } 14... Rxc4 { [%eval 0.64] [%clk 0:02:39] } 15. axb6 { [%eval 0.55] [%clk 0:02:25] } 15... axb6 { [%eval 0.6] [%clk 0:02:40] } 16. Ra7 { [%eval 0.24] [%clk 0:02:20] } 16... Ba8?! { [%eval 0.96] } { Inaccuracy. Qb8 was best. } { [%clk 0:02:27] } 17. Rfa1 { [%eval 0.89] [%clk 0:02:18] } 17... Bc6 { [%eval 0.84] [%clk 0:02:21] } 18. Qf2 { [%eval 0.83] [%clk 0:02:17] } 18... Nd7 { [%eval 0.78] [%clk 0:02:08] } 19. R1a6?! { [%eval 0.06] } { Inaccuracy. Nd2 was best. } { [%clk 0:01:58] } 19... Nc5?! { [%eval 0.79] } { Inaccuracy. d5 was best. } { [%clk 0:02:01] } 20. Nxc5?! { [%eval 0.1] } { Inaccuracy. Ra1 was best. } { [%clk 0:01:57] } 20... dxc5 { [%eval 0.1] [%clk 0:01:51] } 21. Bf4 { [%eval 0.05] [%clk 0:01:41] } 21... Bf6 { [%eval 0.14] [%clk 0:01:13] } 22. Bc7 { [%eval 0.11] [%clk 0:01:25] } 22... Qc8 { [%eval 0.63] [%clk 0:00:56] } 23. e5 { [%eval 0.8] [%clk 0:01:24] } 23... Bd8?! { [%eval 1.39] } { Inaccuracy. Bb7 was best. } { [%clk 0:00:52] } 24. Bxd8?? { [%eval -0.45] } { Blunder. Bd6 was best. } { [%clk 0:01:21] } 24... Qxd8 { [%eval -0.61] [%clk 0:00:49] } 25. Qe2? { [%eval -2.22] } { Mistake. Qe3 was best. } { [%clk 0:01:08] } 25... Qd4+? { [%eval -0.54] } { Mistake. Rd4 was best. } { [%clk 0:00:42] } 26. Kf1?! { [%eval -1.41] } { Inaccuracy. Qf2 was best. } { [%clk 0:01:06] } 26... Rb4 { [%eval -1.55] [%clk 0:00:43] } 27. Nd1?? { [%eval -6.04] } { Blunder. Ra2 was best. } { [%clk 0:00:58] } 27... Bb5 { [%eval -6.0] [%clk 0:00:43] } 28. c3?? { [%eval #-4] } { Checkmate is now unavoidable. Ra1 was best. } { [%clk 0:00:52] } 28... Bxe2+?? { [%eval -5.72] } { Lost forced checkmate sequence. Qxd1+ was best. } { [%clk 0:00:42] } 29. Kxe2 { [%eval -5.62] [%clk 0:00:53] } 29... Qxe5+ { [%eval -5.69] [%clk 0:00:40] } 30. Kf2 { [%eval -5.64] [%clk 0:00:54] } 30... Rh4 { [%eval -5.57] [%clk 0:00:33] } 31. Rd7 { [%eval -6.12] [%clk 0:00:48] } 31... Rxh2 { [%eval -6.17] [%clk 0:00:32] } 32. Rxb6 { [%eval -7.21] [%clk 0:00:48] } 32... Qg5 { [%eval -7.07] [%clk 0:00:31] } 33. Ne3 { [%eval -6.55] [%clk 0:00:49] } 33... h5 { [%eval -6.01] [%clk 0:00:29] } 34. b4 { [%eval -7.64] [%clk 0:00:47] } 34... cxb4 { [%eval -6.75] [%clk 0:00:29] } 35. Rxb4 { [%eval -6.5] [%clk 0:00:48] } 35... Rh4 { [%eval -6.11] [%clk 0:00:23] } 36. Rbb7 { [%eval -6.49] [%clk 0:00:37] } 36... Ra4 { [%eval -6.33] [%clk 0:00:23] } 37. Rd2 { [%eval -6.54] [%clk 0:00:37] } 37... h4 { [%eval -6.25] [%clk 0:00:22] } 38. c4?? { [%eval #-16] } { Checkmate is now unavoidable. Nf1 was best. } { [%clk 0:00:36] } 38... Ra3 { [%eval #-14] [%clk 0:00:21] } 39. Re2 { [%eval #-8] [%clk 0:00:36] } 39... Qc5?? { [%eval -6.49] } { Lost forced checkmate sequence. Qg3+ was best. } { [%clk 0:00:21] } 40. Rb5 { [%eval -6.44] [%clk 0:00:36] } 40... Qa7 { [%eval -6.26] [%clk 0:00:21] } 41. Re5 { [%eval -6.92] [%clk 0:00:33] } 41... Rd8 { [%eval -6.72] [%clk 0:00:22] } 42. c5 { [%eval -6.61] [%clk 0:00:32] } 42... Rc8 { [%eval -6.56] [%clk 0:00:22] } 43. Rc2 { [%eval -7.22] [%clk 0:00:30] } 43... Ra2 { [%eval -6.88] [%clk 0:00:21] } 44. Rxa2?? { [%eval #-10] } { Checkmate is now unavoidable. f4 was best. } { [%clk 0:00:13] } 44... Qxa2+ { [%eval #-9] [%clk 0:00:22] } 45. Kg1 { [%eval #-9] [%clk 0:00:14] } 45... Qa3?? { [%eval -6.65] } { Lost forced checkmate sequence. Qa1+ was best. } { [%clk 0:00:22] } 46. Re4 { [%eval -7.7] [%clk 0:00:13] } 46... g5 { [%eval -7.33] [%clk 0:00:21] } 47. Ng4 { [%eval -8.03] [%clk 0:00:12] } 47... Qxc5+ { [%eval -9.18] [%clk 0:00:20] } 48. Kh2 { [%eval -8.63] [%clk 0:00:06] } 48... Kg7 { [%eval -11.8] [%clk 0:00:20] } 49. Re5?! { [%eval #-10] } { Checkmate is now unavoidable. Ne5 was best. } { [%clk 0:00:06] } 49... Qd6 { [%eval #-9] [%clk 0:00:20] } 50. Kh3 { [%eval #-6] [%clk 0:00:06] } 50... f6 { [%eval #-7] [%clk 0:00:20] } 0-1