Event: World Youth Cup 2021 O12-G16 - Open 12
Date: 2021-08-06
White: Keber, Aljosa
Black: Chan, Wang Ip Boris
Result: 1-0
ECO: B90
Opening: Sicilian Defense: Najdorf Variation
Variant: Standard
Termination: time forfeit

1. e4 { [%eval 0.24] [%clk 0:10:03] } 1... c5 { [%eval 0.32] [%clk 0:10:00] } 2. Nf3 { [%eval 0.0] [%clk 0:10:05] } 2... d6 { [%eval 0.0] [%clk 0:10:02] } 3. d4 { [%eval 0.15] [%clk 0:10:07] } 3... cxd4 { [%eval 0.13] [%clk 0:10:04] } 4. Nxd4 { [%eval 0.0] [%clk 0:10:10] } 4... Nf6 { [%eval 0.14] [%clk 0:10:06] } 5. Nc3 { [%eval 0.18] [%clk 0:10:11] } 5... a6 { [%eval 0.21] [%clk 0:10:07] } 6. f3 { [%eval 0.33] [%clk 0:10:08] } 6... e5 { [%eval 0.16] [%clk 0:10:09] } 7. Nb3 { [%eval 0.1] [%clk 0:10:09] } 7... Be7 { [%eval 0.09] [%clk 0:10:10] } 8. Be3 { [%eval 0.42] [%clk 0:10:10] } 8... Be6 { [%eval 0.49] [%clk 0:10:10] } 9. Nd5 { [%eval 0.2] [%clk 0:10:04] } 9... Bxd5 { [%eval 0.18] [%clk 0:10:08] } 10. exd5 { [%eval 0.42] [%clk 0:10:05] } 10... Nbd7 { [%eval 0.71] [%clk 0:10:10] } 11. Bd3?? { [%eval -1.17] } { Blunder. Qd2 was best. } { [%clk 0:09:56] } 11... Nxd5 { [%eval -1.2] [%clk 0:10:02] } 12. Bf2 { [%eval -1.72] [%clk 0:09:27] } 12... N5f6?! { [%eval -0.77] } { Inaccuracy. Nf4 was best. } { [%clk 0:09:38] } 13. O-O?! { [%eval -1.33] } { Inaccuracy. Qe2 was best. } { [%clk 0:09:25] } 13... O-O { [%eval -1.23] [%clk 0:09:39] } 14. c3?! { [%eval -2.12] } { Inaccuracy. c4 was best. } { [%clk 0:09:18] } 14... d5 { [%eval -2.42] [%clk 0:09:32] } 15. Re1 { [%eval -2.47] [%clk 0:09:07] } 15... Qc7 { [%eval -2.19] [%clk 0:09:21] } 16. Qc2 { [%eval -2.61] [%clk 0:08:48] } 16... Nc5 { [%eval -2.41] [%clk 0:09:17] } 17. Nxc5 { [%eval -2.89] [%clk 0:08:38] } 17... Bxc5 { [%eval -2.83] [%clk 0:09:18] } 18. Bxc5 { [%eval -2.75] [%clk 0:08:02] } 18... Qxc5+ { [%eval -2.77] [%clk 0:09:19] } 19. Kh1 { [%eval -3.11] [%clk 0:08:03] } 19... Rfe8 { [%eval -3.42] [%clk 0:09:16] } 20. Re2 { [%eval -3.39] [%clk 0:07:45] } 20... h6 { [%eval -2.87] [%clk 0:08:21] } 21. Rae1 { [%eval -2.77] [%clk 0:07:28] } 21... Qc7 { [%eval -2.91] [%clk 0:08:13] } 22. Bf5 { [%eval -3.25] [%clk 0:06:00] } 22... Rad8 { [%eval -3.14] [%clk 0:08:03] } 23. Qd2 { [%eval -3.4] [%clk 0:05:28] } 23... d4 { [%eval -2.72] [%clk 0:05:43] } 24. cxd4 { [%eval -2.6] [%clk 0:05:22] } 24... exd4 { [%eval -2.57] [%clk 0:05:17] } 25. Rxe8+ { [%eval -2.46] [%clk 0:04:08] } 25... Rxe8 { [%eval -2.22] [%clk 0:05:16] } 26. Rxe8+ { [%eval -2.35] [%clk 0:03:56] } 26... Nxe8 { [%eval -2.22] [%clk 0:05:17] } 27. g3 { [%eval -2.57] [%clk 0:03:42] } 27... Nd6 { [%eval -2.08] [%clk 0:04:53] } 28. Bc2 { [%eval -2.26] [%clk 0:03:24] } 28... Qc4 { [%eval -2.22] [%clk 0:04:30] } 29. Qd3? { [%eval -3.62] } { Mistake. Kg2 was best. } { [%clk 0:03:05] } 29... Qxd3?! { [%eval -2.62] } { Inaccuracy. Qc5 was best. } { [%clk 0:04:00] } 30. Bxd3 { [%eval -2.68] [%clk 0:03:08] } 30... f5 { [%eval -2.58] [%clk 0:03:59] } 31. Kg2 { [%eval -2.62] [%clk 0:02:52] } 31... Kf7 { [%eval -2.14] [%clk 0:04:00] } 32. f4 { [%eval -2.05] [%clk 0:01:36] } 32... Ke6 { [%eval -2.5] [%clk 0:03:47] } 33. Kf3 { [%eval -2.32] [%clk 0:01:22] } 33... Kd5 { [%eval -2.71] [%clk 0:03:08] } 34. b4 { [%eval -2.98] [%clk 0:01:06] } 34... Ne4?! { [%eval -1.94] } { Inaccuracy. b5 was best. } { [%clk 0:01:57] } 35. h4? { [%eval -3.92] } { Mistake. a4 was best. } { [%clk 0:00:42] } 35... g6? { [%eval -2.13] } { Mistake. b5 was best. } { [%clk 0:01:29] } 36. a3?? { [%eval -4.66] } { Blunder. h5 was best. } { [%clk 0:00:26] } 36... Nd2+ { [%eval -4.36] [%clk 0:01:12] } 37. Ke2 { [%eval -3.33] [%clk 0:00:26] } 37... Nc4?? { [%eval -0.18] } { Blunder. Ne4 was best. } { [%clk 0:01:08] } 38. h5 { [%eval -0.26] [%clk 0:00:20] } 38... gxh5 { [%eval -0.16] [%clk 0:00:52] } 39. Bxf5 { [%eval -0.35] [%clk 0:00:18] } 39... Nxa3 { [%eval -0.37] [%clk 0:00:46] } 40. Bc8 { [%eval -0.44] [%clk 0:00:14] } 40... Kd6 { [%eval -0.06] [%clk 0:00:08] } 41. Bxb7 { [%eval -0.04] [%clk 0:00:13] } 41... Nc2 { [%eval -0.04] [%clk 0:00:08] } 42. Bxa6 { [%eval -0.01] [%clk 0:00:11] } 42... Nxb4 { [%eval -0.02] [%clk 0:00:10] } 43. Bd3 { [%eval 0.0] [%clk 0:00:08] } 43... Ke6 { [%eval 0.0] [%clk 0:00:06] } 44. Bg6 { [%eval 0.0] [%clk 0:00:08] } 44... d3+ { [%eval 0.0] [%clk 0:00:06] } 45. Bxd3 { [%eval 0.0] [%clk 0:00:09] } 45... Nxd3 { [%eval 0.0] [%clk 0:00:07] } 46. Kxd3 { [%eval 0.0] [%clk 0:00:12] } 46... Kf5 { [%eval 0.0] [%clk 0:00:08] } 47. Ke3 { [%eval -0.06] [%clk 0:00:13] } 47... Kg6?? { [%eval 59.71] } { Blunder. Kg4 was best. } { [%clk 0:00:04] } 48. Ke4 { [%clk 0:00:14] } 1-0