Event: Swiss Youtch Chess Championship 2025 U12
Site: Winterthur, Switzerland
Date: 2025-06-08
White: Kononiuk,Yaroslav
WhiteElo: 1743
Black: Aeschbacher, Gregoire
BlackElo: 1771
Result: 0-1
ECO: C72
Opening: Ruy Lopez: Morphy Defense, Modern Steinitz Defense
Variant: Standard
TimeControl: 90 min + 30 sec

1. e4 { [%eval 0.18] [%clk 1:30:57] } 1... e5 { [%eval 0.22] [%clk 1:27:57] } 2. Nf3 { [%eval 0.13] [%clk 1:31:22] } 2... Nc6 { [%eval 0.21] [%clk 1:28:00] } 3. Bb5 { [%eval 0.15] [%clk 1:31:45] } 3... a6 { [%eval 0.21] [%clk 1:27:59] } 4. Ba4 { [%eval 0.11] [%clk 1:32:03] } 4... d6 { [%eval 0.3] [%clk 1:28:23] } 5. O-O { [%eval 0.32] [%clk 1:32:16] } 5... Bd7 { [%eval 0.4] [%clk 1:28:30] } 6. c3 { [%eval 0.28] [%clk 1:32:34] } 6... Nf6 { [%eval 0.45] [%clk 1:27:45] } 7. Re1 { [%eval 0.49] [%clk 1:32:47] } 7... g6 { [%eval 0.44] [%clk 1:27:39] } 8. h3 { [%eval 0.01] [%clk 1:29:48] } 8... Bg7?! { [%eval 0.56] } { Inaccuracy. g5 was best. } { [%clk 1:27:04] } 9. d4 { [%eval 0.55] [%clk 1:29:48] } 9... b5 { [%eval 0.54] [%clk 1:27:02] } 10. Bc2 { [%eval 0.58] [%clk 1:29:37] } 10... O-O { [%eval 0.55] [%clk 1:27:25] } 11. Nbd2 { [%eval 0.52] [%clk 1:27:28] } 11... Qe8 { [%eval 0.59] [%clk 1:24:24] } 12. b3 { [%eval 0.53] [%clk 1:20:20] } 12... Nh5 { [%eval 0.55] [%clk 1:24:02] } 13. Bb2 { [%eval 0.37] [%clk 1:18:10] } 13... f5 { [%eval 0.52] [%clk 1:23:15] } 14. exf5?! { [%eval -0.44] } { Inaccuracy. a4 was best. } { [%clk 1:17:18] } 14... gxf5 { [%eval -0.47] [%clk 1:23:20] } 15. dxe5 { [%eval -0.43] [%clk 1:17:00] } 15... dxe5 { [%eval -0.7] [%clk 1:23:41] } 16. c4 { [%eval -0.98] [%clk 1:09:27] } 16... e4?? { [%eval 2.52] } { Blunder. Rd8 was best. } { [%clk 1:18:56] } 17. Bxg7 { [%eval 2.84] [%clk 1:08:28] } 17... Kxg7 { [%eval 2.72] [%clk 1:19:13] } 18. Kh1?? { [%eval -0.75] } { Blunder. Nxe4 was best. } { [%clk 1:02:58] } 18... Qg6?? { [%eval 1.61] } { Blunder. Nf6 was best. } { [%clk 1:16:02] } 19. Rg1?? { [%eval -2.0] } { Blunder. cxb5 was best. } { [%clk 0:58:02] } 19... Kh8?? { [%eval 0.37] } { Blunder. Rad8 was best. } { [%clk 1:15:29] } 20. Nh2?? { [%eval -3.72] } { Blunder. Nxe4 was best. } { [%clk 0:56:40] } 20... e3 { [%eval -3.94] [%clk 1:14:39] } 21. g4 { [%eval -3.82] [%clk 0:46:56] } 21... exf2 { [%eval -4.01] [%clk 1:14:07] } 22. Rg2 { [%eval -3.8] [%clk 0:45:51] } 22... Nf4 { [%eval -3.89] [%clk 1:13:46] } 23. Rxf2 { [%eval -3.86] [%clk 0:44:56] } 23... Nxh3 { [%eval -3.56] [%clk 1:13:24] } 24. Rf3 { [%eval -4.29] [%clk 0:41:18] } 24... Ng5?! { [%eval -2.73] } { Inaccuracy. Qh6 was best. } { [%clk 1:13:48] } 25. gxf5? { [%eval -4.38] } { Mistake. Bxf5 was best. } { [%clk 0:39:12] } 25... Bxf5?? { [%eval -0.56] } { Blunder. Qh6 was best. } { [%clk 1:12:36] } 26. Bxf5 { [%eval -0.47] [%clk 0:36:26] } 26... Rxf5 { [%eval -0.49] [%clk 1:13:01] } 27. Rxf5 { [%eval -0.63] [%clk 0:35:53] } 27... Qxf5 { [%eval -0.67] [%clk 1:13:26] } 28. Ndf3?? { [%eval -4.84] } { Blunder. Qg4 was best. } { [%clk 0:34:59] } 28... Ne4 { [%eval -5.14] [%clk 1:13:13] } 29. Qe1?! { [%eval -6.8] } { Inaccuracy. Qc1 was best. } { [%clk 0:20:13] } 29... Rg8 { [%eval -6.68] [%clk 1:13:08] } 30. Qe3 { [%eval -7.38] [%clk 0:20:10] } 30... Qh3?! { [%eval -5.56] } { Inaccuracy. Qf4 was best. } { [%clk 1:08:54] } 31. Rg1 { [%eval -5.69] [%clk 0:18:06] } 31... Ng3+ { [%eval -5.6] [%clk 1:09:04] } 32. Rxg3 { [%eval -5.5] [%clk 0:18:28] } 32... Qxg3 { [%eval -5.76] [%clk 1:09:31] } 33. Qc3+ { [%eval -6.21] [%clk 0:18:32] } 33... Rg7 { [%eval -5.84] [%clk 1:09:00] } 34. Qd2 { [%eval -5.66] [%clk 0:18:39] } 34... Nd4 { [%eval -5.72] [%clk 1:08:13] } 35. cxb5 { [%eval -6.58] [%clk 0:16:02] } 35... axb5 { [%eval -6.42] [%clk 1:08:38] } 36. a4 { [%eval -8.46] [%clk 0:15:45] } 36... h5 { [%eval -7.55] [%clk 1:04:38] } 37. axb5? { [%eval #-10] } { Checkmate is now unavoidable. Qh6+ was best. } { [%clk 0:14:38] } 37... Nxf3 { [%eval #-9] [%clk 1:05:03] } 38. Qd8+ { [%eval #-7] [%clk 0:14:50] } 38... Kh7 { [%eval #-6] [%clk 1:05:28] } 39. Qd3+ { [%eval #-6] [%clk 0:15:03] } 39... Rg6 { [%eval #-5] [%clk 1:05:49] } 40. Qd7+ { [%eval #-4] [%clk 0:14:56] } 40... Kh6 { [%eval #-3] [%clk 1:06:13] } 41. Ng4+ { [%eval #-3] [%clk 0:15:10] } 41... Qxg4 { [%eval #-2] [%clk 1:06:30] } 42. Qxg4 { [%eval #-2] [%clk 0:15:06] } 42... Rxg4 { [%eval #-1] [%clk 1:06:42] } 43. b6 { [%eval #-1] [%clk 0:15:31] } 43... Rg1# { [%clk 1:07:06] } 0-1