Event: Biel Chess Festival 2025
Date: 2025-07-23
White: Leuenberger, Urs
WhiteElo: 1859
Black: Pantillon, Patrick Andre
BlackElo: 1764
Result: 1-0
ECO: D10
Opening: Slav Defense: Exchange Variation
Variant: Standard

1. d4 { [%eval 0.17] [%clk 1:30:51] } 1... d5 { [%eval 0.2] [%clk 1:30:16] } 2. c4 { [%eval 0.18] [%clk 1:31:08] } 2... c6 { [%eval 0.21] [%clk 1:30:23] } 3. cxd5 { [%eval 0.15] [%clk 1:30:27] } 3... Qxd5?! { [%eval 1.13] } { Inaccuracy. cxd5 was best. } { [%clk 1:27:30] } 4. Nc3 { [%eval 1.48] [%clk 1:30:27] } 4... Qa5 { [%eval 1.08] [%clk 1:27:21] } 5. Nf3 { [%eval 0.86] [%clk 1:29:27] } 5... Nd7 { [%eval 0.92] [%clk 1:23:43] } 6. e3 { [%eval 0.76] [%clk 1:26:44] } 6... Ngf6 { [%eval 1.02] [%clk 1:22:52] } 7. Bd2 { [%eval 1.04] [%clk 1:26:49] } 7... e6 { [%eval 1.38] [%clk 1:14:33] } 8. Bd3 { [%eval 1.37] [%clk 1:26:24] } 8... Qh5?! { [%eval 2.57] } { Inaccuracy. c5 was best. } { [%clk 1:03:51] } 9. h3 { [%eval 1.99] [%clk 1:20:53] } 9... Bd6 { [%eval 2.41] [%clk 1:00:25] } 10. Qe2 { [%eval 1.88] [%clk 1:07:12] } 10... Nd5? { [%eval 3.64] } { Mistake. O-O was best. } { [%clk 0:55:40] } 11. Ne4 { [%eval 3.63] [%clk 1:00:36] } 11... Bc7 { [%eval 3.62] [%clk 0:52:15] } 12. g4 { [%eval 3.63] [%clk 0:57:12] } 12... Qh6 { [%eval 3.49] [%clk 0:49:27] } 13. h4? { [%eval 2.05] } { Mistake. g5 was best. } { [%clk 0:50:08] } 13... g6 { [%eval 2.18] [%clk 0:47:52] } 14. O-O-O { [%eval 2.21] [%clk 0:48:41] } 14... b5 { [%eval 2.64] [%clk 0:39:31] } 15. Kb1 { [%eval 2.32] [%clk 0:42:47] } 15... Qf8 { [%eval 2.41] [%clk 0:37:25] } 16. Rc1 { [%eval 2.16] [%clk 0:40:33] } 16... Bb7 { [%eval 2.19] [%clk 0:36:34] } 17. h5 { [%eval 2.1] [%clk 0:36:29] } 17... a5?! { [%eval 2.82] } { Inaccuracy. O-O-O was best. } { [%clk 0:34:24] } 18. Ne1?! { [%eval 1.93] } { Inaccuracy. Nc5 was best. } { [%clk 0:28:29] } 18... b4?! { [%eval 2.7] } { Inaccuracy. f5 was best. } { [%clk 0:28:05] } 19. f4 { [%eval 2.67] [%clk 0:27:33] } 19... Ke7?! { [%eval 3.65] } { Inaccuracy. a4 was best. } { [%clk 0:24:26] } 20. Ng2 { [%eval 2.97] [%clk 0:23:29] } 20... b3 { [%eval 3.3] [%clk 0:19:05] } 21. a3 { [%eval 3.26] [%clk 0:23:32] } 21... Bd6?! { [%eval 4.91] } { Inaccuracy. Qb8 was best. } { [%clk 0:12:23] } 22. Nxd6 { [%eval 4.87] [%clk 0:23:22] } 22... Kxd6 { [%eval 4.81] [%clk 0:12:38] } 23. e4 { [%eval 4.8] [%clk 0:22:29] } 23... N5b6 { [%eval 4.93] [%clk 0:09:32] } 24. f5 { [%eval 4.69] [%clk 0:20:40] } 24... Qg7?! { [%eval 6.23] } { Inaccuracy. Kc7 was best. } { [%clk 0:05:18] } 25. Bf4+ { [%eval 5.12] [%clk 0:14:30] } 25... e5 { [%eval 6.53] [%clk 0:05:10] } 26. dxe5+ { [%eval 6.62] [%clk 0:14:45] } 26... Nxe5 { [%eval 6.44] [%clk 0:05:19] } 27. h6 { [%eval 5.97] [%clk 0:12:31] } 27... Qf6 { [%eval 6.21] [%clk 0:04:59] } 28. Qd2 { [%eval 5.29] [%clk 0:07:08] } 28... Kc7 { [%eval 5.06] [%clk 0:04:08] } 29. Nh4 { [%eval 4.45] [%clk 0:05:51] } 29... Kc8 { [%eval 4.35] [%clk 0:03:42] } 30. Qc3 { [%eval 4.11] [%clk 0:05:15] } 30... Ned7?! { [%eval 5.47] } { Inaccuracy. Nxg4 was best. } { [%clk 0:03:45] } 31. e5 { [%eval 5.63] [%clk 0:05:09] } 31... Qe7 { [%eval 5.88] [%clk 0:03:40] } 32. Be4?! { [%eval 4.33] } { Inaccuracy. e6 was best. } { [%clk 0:04:03] } 32... Nb8? { [%eval 7.21] } { Mistake. c5 was best. } { [%clk 0:03:00] } 33. e6 { [%eval 6.95] [%clk 0:03:41] } 33... Rd8 { [%clk 0:02:16] } 34. Nf3 { [%clk 0:03:12] } 34... Nd5 { [%clk 0:02:14] } 35. Bxd5 { [%clk 0:03:24] } 35... Rxd5 { [%clk 0:02:35] } 36. Rhe1 { [%clk 0:02:54] } 36... f6 { [%clk 0:02:17] } 37. fxg6 { [%clk 0:02:32] } 37... hxg6 { [%clk 0:02:34] } 38. h7 { [%clk 0:02:17] } 38... Rd8 { [%clk 0:02:39] } 39. g5 { [%clk 0:01:51] } 39... Rf8 { [%clk 0:01:26] } 40. gxf6 { [%clk 0:01:51] } 40... Qxh7 { [%clk 0:01:18] } 41. Ng5 { [%clk 0:01:36] } 41... Qh8 { [%clk 0:28:22] } 42. Rh1 { [%clk 0:30:37] } 42... Qg8 { [%clk 0:26:28] } 43. f7 { [%clk 0:30:55] } 1-0