Event: World Youth Cup 2021 O12-G16 - Girls 16
Date: 2021-08-06
White: Ong, Zhiwei
Black: Stastna, Martina
Result: 1/2-1/2
ECO: A19
Opening: English Opening: Mikenas-Carls, Sicilian
Variant: Standard

1. c4 { [%eval 0.2] [%clk 0:10:03] } 1... e6 { [%eval 0.2] [%clk 0:10:01] } 2. Nc3 { [%eval 0.05] [%clk 0:10:04] } 2... Nf6 { [%eval 0.13] [%clk 0:10:01] } 3. e4 { [%eval 0.13] [%clk 0:10:05] } 3... c5 { [%eval 0.35] [%clk 0:09:53] } 4. g3?! { [%eval -0.26] } { Inaccuracy. e5 was best. } { [%clk 0:09:42] } 4... Nc6 { [%eval 0.2] [%clk 0:09:49] } 5. Bg2 { [%eval 0.1] [%clk 0:09:44] } 5... d6 { [%eval 0.35] [%clk 0:09:05] } 6. Nge2 { [%eval 0.28] [%clk 0:09:44] } 6... Be7 { [%eval 0.4] [%clk 0:08:45] } 7. O-O { [%eval 0.27] [%clk 0:09:43] } 7... O-O { [%eval 0.48] [%clk 0:08:46] } 8. d3 { [%eval 0.33] [%clk 0:09:45] } 8... e5 { [%eval 0.54] [%clk 0:07:48] } 9. h3 { [%eval 0.49] [%clk 0:09:44] } 9... Be6 { [%eval 0.85] [%clk 0:07:42] } 10. f4 { [%eval 0.79] [%clk 0:09:39] } 10... a6 { [%eval 1.25] [%clk 0:06:20] } 11. f5?! { [%eval 0.6] } { Inaccuracy. Nd5 was best. } { [%clk 0:09:27] } 11... Bd7 { [%eval 0.69] [%clk 0:06:20] } 12. g4 { [%eval 0.43] [%clk 0:09:28] } 12... h6 { [%eval 0.37] [%clk 0:06:20] } 13. Ng3 { [%eval 0.07] [%clk 0:09:19] } 13... Nh7 { [%eval -0.31] [%clk 0:06:17] } 14. Be3?! { [%eval -0.83] } { Inaccuracy. Nh5 was best. } { [%clk 0:09:04] } 14... Bg5 { [%eval -0.37] [%clk 0:06:06] } 15. Qd2 { [%eval -0.66] [%clk 0:08:33] } 15... Bxe3+?! { [%eval -0.08] } { Inaccuracy. Bh4 was best. } { [%clk 0:05:52] } 16. Qxe3 { [%eval 0.01] [%clk 0:08:34] } 16... Nd4 { [%eval -0.46] [%clk 0:05:51] } 17. Rac1 { [%eval -0.7] [%clk 0:08:30] } 17... Qg5 { [%eval -0.26] [%clk 0:05:50] } 18. Qxg5 { [%eval -0.18] [%clk 0:08:21] } 18... Nxg5 { [%eval 0.02] [%clk 0:05:51] } 19. Nge2 { [%eval -0.21] [%clk 0:07:19] } 19... Nxe2+ { [%eval 0.12] [%clk 0:05:41] } 20. Nxe2 { [%eval 0.2] [%clk 0:07:20] } 20... b5 { [%eval 0.25] [%clk 0:05:43] } 21. Nc3 { [%eval -0.02] [%clk 0:06:38] } 21... Rfb8 { [%eval 0.0] [%clk 0:05:33] } 22. b3 { [%eval -0.42] [%clk 0:06:13] } 22... Bc6 { [%eval -0.26] [%clk 0:05:28] } 23. h4 { [%eval -0.04] [%clk 0:05:07] } 23... Nh7 { [%eval 0.02] [%clk 0:05:26] } 24. Bf3?! { [%eval -0.54] } { Inaccuracy. Ra1 was best. } { [%clk 0:05:07] } 24... b4 { [%eval -0.42] [%clk 0:05:21] } 25. Nd5 { [%eval -0.47] [%clk 0:05:00] } 25... Bxd5 { [%eval -0.3] [%clk 0:05:20] } 26. exd5?! { [%eval -1.22] } { Inaccuracy. cxd5 was best. } { [%clk 0:04:54] } 26... a5 { [%eval -0.77] [%clk 0:05:15] } 27. Bd1 { [%eval -1.27] [%clk 0:04:19] } 27... Rf8?! { [%eval -0.52] } { Inaccuracy. Re8 was best. } { [%clk 0:05:06] } 28. Kh2 { [%eval -0.77] [%clk 0:03:56] } 28... Nf6 { [%eval -1.01] [%clk 0:05:01] } 29. g5 { [%eval -1.42] [%clk 0:03:54] } 29... hxg5 { [%eval -1.15] [%clk 0:04:56] } 30. hxg5 { [%eval -1.06] [%clk 0:03:56] } 30... Nh7 { [%eval -1.66] [%clk 0:04:55] } 31. Rg1 { [%eval -1.41] [%clk 0:03:49] } 31... f6? { [%eval 0.0] } { Mistake. g6 was best. } { [%clk 0:04:41] } 32. gxf6? { [%eval -1.2] } { Mistake. g6 was best. } { [%clk 0:03:09] } 32... Nxf6 { [%eval -1.23] [%clk 0:04:42] } 33. Rg6 { [%eval -1.68] [%clk 0:03:05] } 33... Kf7 { [%eval -1.41] [%clk 0:04:42] } 34. Kg3 { [%eval -1.54] [%clk 0:02:26] } 34... Rh8 { [%eval -1.71] [%clk 0:04:38] } 35. Rg5?? { [%eval -6.61] } { Blunder. Bf3 was best. } { [%clk 0:02:08] } 35... Rh1 { [%eval -6.99] [%clk 0:04:24] } 36. Kg2 { [%eval -8.45] [%clk 0:02:05] } 36... Rh4?? { [%eval -2.47] } { Blunder. Rah8 was best. } { [%clk 0:04:20] } 37. Kg3?? { [%eval -6.81] } { Blunder. Bf3 was best. } { [%clk 0:02:00] } 37... Rd4? { [%eval -3.82] } { Mistake. Rh1 was best. } { [%clk 0:04:19] } 38. Be2 { [%eval -4.38] [%clk 0:01:44] } 38... a4?! { [%eval -2.98] } { Inaccuracy. e4 was best. } { [%clk 0:04:10] } 39. Kf3 { [%eval -3.23] [%clk 0:01:23] } 39... axb3 { [%eval -2.84] [%clk 0:03:56] } 40. axb3 { [%eval -2.69] [%clk 0:01:24] } 40... Ra2?? { [%eval 0.0] } { Blunder. e4+ was best. } { [%clk 0:03:57] } 41. Rcg1 { [%eval 0.0] [%clk 0:01:15] } 41... Ne8 { [%eval 0.0] [%clk 0:03:48] } 42. Ke3 { [%eval 0.0] [%clk 0:01:11] } 42... Rb2? { [%eval 1.48] } { Mistake. Ra3 was best. } { [%clk 0:02:47] } 43. Bh5+ { [%eval 1.48] [%clk 0:01:02] } 43... Kf8 { [%eval 1.04] [%clk 0:02:48] } 44. Bxe8? { [%eval 0.0] } { Mistake. Ra1 was best. } { [%clk 0:01:03] } 44... Kxe8 { [%eval 0.0] [%clk 0:02:50] } 45. Rxg7 { [%eval 0.0] [%clk 0:01:05] } 45... Rxb3 { [%eval 0.0] [%clk 0:02:49] } 46. Rg8+ { [%eval 0.0] [%clk 0:01:05] } 46... Kf7 { [%eval 0.0] [%clk 0:02:47] } 47. R1g7+ { [%eval 0.0] [%clk 0:01:03] } 47... Kf6 { [%eval 0.0] [%clk 0:02:48] } 48. Rg6+ { [%eval 0.0] [%clk 0:01:04] } 48... Kxf5 { [%eval 0.0] [%clk 0:02:48] } 49. Rg5+ { [%eval 0.0] [%clk 0:01:04] } 49... Kf6 { [%eval 0.0] [%clk 0:02:47] } 50. R5g6+ { [%eval 0.0] [%clk 0:01:04] } 50... Ke7 { [%eval 0.0] [%clk 0:02:42] } 51. R6g7+ { [%eval 0.0] [%clk 0:01:05] } 51... Kf6 { [%eval 0.0] [%clk 0:02:42] } 52. Rg6+ { [%eval 0.0] [%clk 0:01:07] } 52... Kf7 { [%eval 0.0] [%clk 0:02:21] } 53. R6g7+ { [%eval 0.0] [%clk 0:01:09] } 1/2-1/2