Event: Biel Chess Festival 2025 Rapid
Site: Biel, Switzerland
Date: 2025-07-13
White: Kappeler, Kaspar
WhiteTitle: FM
WhiteElo: 2178
Black: Yu, Tianxiang Carlos
BlackElo: 1962
Result: 1-0
ECO: A58
Opening: Benko Gambit Accepted: Fianchetto Variation
Variant: Standard
TimeControl: 15 min + 5 sec per move

1. d4 { [%eval 0.17] [%clk 0:12:34] } 1... Nf6 { [%eval 0.19] [%clk 0:15:09] } 2. c4 { [%eval 0.18] [%clk 0:12:37] } 2... c5 { [%eval 0.56] [%clk 0:15:13] } 3. d5 { [%eval 0.47] [%clk 0:12:40] } 3... b5 { [%eval 0.47] [%clk 0:15:16] } 4. cxb5 { [%eval 0.47] [%clk 0:12:42] } 4... a6 { [%eval 0.6] [%clk 0:15:20] } 5. bxa6 { [%eval 0.52] [%clk 0:12:42] } 5... g6 { [%eval 0.64] [%clk 0:15:24] } 6. Nc3 { [%eval 0.51] [%clk 0:12:43] } 6... Bxa6 { [%eval 0.74] [%clk 0:15:27] } 7. Nf3 { [%eval 0.6] [%clk 0:12:45] } 7... d6 { [%eval 0.64] [%clk 0:15:31] } 8. g3 { [%eval 0.64] [%clk 0:12:48] } 8... Bg7 { [%eval 0.67] [%clk 0:15:35] } 9. Bg2 { [%eval 0.7] [%clk 0:12:50] } 9... O-O { [%eval 0.78] [%clk 0:15:38] } 10. O-O { [%eval 0.7] [%clk 0:12:51] } 10... Nbd7 { [%eval 0.56] [%clk 0:15:41] } 11. Rb1 { [%eval 0.65] [%clk 0:12:50] } 11... Qa5 { [%eval 0.66] [%clk 0:15:45] } 12. Bd2 { [%eval 0.57] [%clk 0:12:31] } 12... Rfb8 { [%eval 0.68] [%clk 0:15:39] } 13. b3 { [%eval 0.58] [%clk 0:12:26] } 13... Bb7 { [%eval 0.73] [%clk 0:13:01] } 14. Ne1 { [%eval 0.59] [%clk 0:10:11] } 14... Nb6 { [%eval 0.92] [%clk 0:12:24] } 15. Nc2 { [%eval 0.8] [%clk 0:09:58] } 15... Ng4 { [%eval 1.19] [%clk 0:12:07] } 16. Na4 { [%eval 1.24] [%clk 0:08:35] } 16... Qa7 { [%eval 1.16] [%clk 0:12:11] } 17. e4?? { [%eval -0.71] } { Blunder. Nxb6 was best. } { [%clk 0:07:05] } 17... Ne5?! { [%eval -0.12] } { Inaccuracy. Nxa4 was best. } { [%clk 0:12:06] } 18. f4 { [%eval -0.17] [%clk 0:06:06] } 18... Nxa4?! { [%eval 0.43] } { Inaccuracy. Nd3 was best. } { [%clk 0:11:26] } 19. fxe5 { [%eval 0.46] [%clk 0:05:59] } 19... Bxe5? { [%eval 2.11] } { Mistake. Nb6 was best. } { [%clk 0:11:23] } 20. bxa4 { [%eval 2.26] [%clk 0:05:48] } 20... Qxa4 { [%eval 2.24] [%clk 0:11:27] } 21. Ne3? { [%eval 0.96] } { Mistake. Rf3 was best. } { [%clk 0:05:12] } 21... Qxa2 { [%eval 0.84] [%clk 0:11:27] } 22. Ng4?! { [%eval 0.0] } { Inaccuracy. Rf2 was best. } { [%clk 0:04:59] } 22... Bg7?? { [%eval 2.92] } { Blunder. Bd4+ was best. } { [%clk 0:11:20] } 23. Nh6+ { [%eval 2.7] [%clk 0:04:39] } 23... Bxh6?! { [%eval 3.59] } { Inaccuracy. Kh8 was best. } { [%clk 0:11:13] } 24. Bxh6 { [%eval 3.52] [%clk 0:04:41] } 24... Ba6 { [%eval 4.08] [%clk 0:11:17] } 25. Rxb8+ { [%eval 4.01] [%clk 0:04:11] } 25... Rxb8 { [%eval 3.8] [%clk 0:11:18] } 26. Qa1 { [%eval 3.99] [%clk 0:04:03] } 26... Qxa1 { [%eval 3.94] [%clk 0:11:00] } 27. Rxa1 { [%eval 4.03] [%clk 0:04:07] } 27... Bd3 { [%eval 3.9] [%clk 0:11:04] } 28. Kf2 { [%eval 3.61] [%clk 0:03:36] } 28... c4 { [%eval 3.75] [%clk 0:11:06] } 29. Ke3 { [%eval 3.63] [%clk 0:03:24] } 29... f5 { [%eval 4.37] [%clk 0:11:10] } 30. Kd4 { [%eval 4.36] [%clk 0:02:29] } 30... Kf7 { [%eval 4.11] [%clk 0:10:56] } 31. Ra7 { [%eval 4.29] [%clk 0:01:40] } 31... Kf6 { [%eval 4.99] [%clk 0:10:37] } 32. h4 { [%eval 5.07] [%clk 0:01:28] } 32... e5+?? { [%eval #9] } { Checkmate is now unavoidable. g5 was best. } { [%clk 0:09:33] } 33. Ke3 { [%eval #8] [%clk 0:01:12] } 33... f4+ { [%eval #8] [%clk 0:09:18] } 34. gxf4 { [%eval #7] [%clk 0:01:14] } 34... exf4+ { [%eval #7] [%clk 0:09:21] } 35. Kxf4 { [%eval #6] [%clk 0:01:09] } 35... g5+ { [%eval #6] [%clk 0:09:18] } 36. hxg5+ { [%clk 0:00:42] } 36... Kg6 { [%clk 0:09:23] } 37. Rg7+ { [%clk 0:00:36] } 37... Kh5 { [%clk 0:09:27] } 38. Bf3+ { [%clk 0:00:38] } 38... Kh4 { [%clk 0:09:31] } 39. Rxh7 { [%clk 0:00:40] } 1-0