Event: World Youth Cup 2021 O14-G14 - Girls 14
Date: 2021-08-11
White: Pert, Nina
Black: Valdes Boza, Aliett
Result: 0-1
ECO: B90
Opening: Sicilian Defense: Najdorf Variation
Variant: Standard

1. e4 { [%eval 0.24] [%clk 0:10:03] } 1... c5 { [%eval 0.32] [%clk 0:09:59] } 2. Nf3 { [%eval 0.0] [%clk 0:10:03] } 2... d6 { [%eval 0.0] [%clk 0:09:58] } 3. Nc3 { [%eval 0.0] [%clk 0:09:58] } 3... Nf6 { [%eval 0.19] [%clk 0:09:55] } 4. d4 { [%eval 0.32] [%clk 0:09:59] } 4... cxd4 { [%eval 0.26] [%clk 0:09:56] } 5. Nxd4 { [%eval 0.18] [%clk 0:10:00] } 5... a6 { [%eval 0.21] [%clk 0:09:56] } 6. Bd3 { [%eval 0.08] [%clk 0:09:56] } 6... e5 { [%eval 0.16] [%clk 0:09:47] } 7. Nde2 { [%eval 0.05] [%clk 0:09:57] } 7... Be6 { [%eval 0.22] [%clk 0:09:47] } 8. O-O { [%eval 0.3] [%clk 0:09:37] } 8... Be7 { [%eval 0.31] [%clk 0:09:46] } 9. f4 { [%eval 0.51] [%clk 0:09:38] } 9... Nc6 { [%eval 0.9] [%clk 0:09:21] } 10. Qe1?! { [%eval 0.14] } { Inaccuracy. f5 was best. } { [%clk 0:08:42] } 10... d5?! { [%eval 0.83] } { Inaccuracy. Nb4 was best. } { [%clk 0:08:19] } 11. f5 { [%eval 0.55] [%clk 0:08:24] } 11... Bc8?? { [%eval 2.2] } { Blunder. dxe4 was best. } { [%clk 0:08:09] } 12. Qg3? { [%eval 1.03] } { Mistake. Nxd5 was best. } { [%clk 0:07:27] } 12... dxe4?! { [%eval 1.89] } { Inaccuracy. Nb4 was best. } { [%clk 0:07:01] } 13. Nxe4 { [%eval 2.01] [%clk 0:07:12] } 13... Nxe4 { [%eval 1.87] [%clk 0:06:52] } 14. Bxe4 { [%eval 1.5] [%clk 0:06:52] } 14... Bf6?! { [%eval 2.15] } { Inaccuracy. Nd4 was best. } { [%clk 0:06:50] } 15. Be3 { [%eval 2.08] [%clk 0:06:40] } 15... O-O { [%eval 2.36] [%clk 0:06:34] } 16. Rad1 { [%eval 1.77] [%clk 0:06:26] } 16... Qe7?? { [%eval 3.9] } { Blunder. Nd4 was best. } { [%clk 0:06:21] } 17. Nc3 { [%eval 4.18] [%clk 0:06:15] } 17... Nd4 { [%eval 3.97] [%clk 0:05:28] } 18. Bxd4?? { [%eval 1.39] } { Blunder. Qf2 was best. } { [%clk 0:05:58] } 18... exd4 { [%eval 1.78] [%clk 0:05:22] } 19. Nd5 { [%eval 1.55] [%clk 0:05:56] } 19... Qd8?! { [%eval 2.28] } { Inaccuracy. Qe5 was best. } { [%clk 0:04:09] } 20. Rd3?? { [%eval 0.6] } { Blunder. c3 was best. } { [%clk 0:05:16] } 20... Re8 { [%eval 0.27] [%clk 0:04:05] } 21. Nc7?? { [%eval -4.49] } { Blunder. Nxf6+ was best. } { [%clk 0:05:12] } 21... Rxe4?! { [%eval -3.02] } { Inaccuracy. Be5 was best. } { [%clk 0:03:46] } 22. Nxa8 { [%eval -2.77] [%clk 0:05:11] } 22... Re7 { [%eval -3.6] [%clk 0:03:13] } 23. a4? { [%eval -5.9] } { Mistake. Rb3 was best. } { [%clk 0:03:59] } 23... Bd7 { [%eval -5.84] [%clk 0:02:52] } 24. Nc7 { [%eval -5.98] [%clk 0:03:46] } 24... Be5? { [%eval -3.48] } { Mistake. Bc6 was best. } { [%clk 0:02:17] } 25. Qg5? { [%eval -6.05] } { Mistake. Ne6 was best. } { [%clk 0:03:18] } 25... f6 { [%eval -6.22] [%clk 0:02:13] } 26. Qh5 { [%eval -7.02] [%clk 0:03:08] } 26... Bxc7 { [%eval -7.09] [%clk 0:01:25] } 27. Rh3 { [%eval -7.11] [%clk 0:03:02] } 27... h6 { [%eval -7.78] [%clk 0:01:22] } 28. Qg6 { [%eval -7.78] [%clk 0:03:00] } 28... Be8 { [%eval -7.62] [%clk 0:01:21] } 29. Qg4 { [%eval -7.15] [%clk 0:02:55] } 29... Kh7 { [%eval -7.83] [%clk 0:01:20] } 30. Rd3 { [%eval -7.9] [%clk 0:02:38] } 30... Qd6 { [%eval -7.87] [%clk 0:01:15] } 31. Qh4 { [%eval -7.86] [%clk 0:02:25] } 31... Bxa4 { [%eval -7.87] [%clk 0:01:06] } 32. Rd2 { [%eval -8.94] [%clk 0:02:08] } 32... Be8 { [%eval -8.12] [%clk 0:01:03] } 33. Kh1 { [%eval -8.94] [%clk 0:01:59] } 33... Bb6 { [%eval -8.02] [%clk 0:00:53] } 34. c3 { [%eval -8.06] [%clk 0:01:55] } 34... Bb5 { [%eval -8.06] [%clk 0:00:51] } 35. Re1 { [%eval -13.67] [%clk 0:01:41] } 35... Rxe1+ { [%eval -8.22] [%clk 0:00:49] } 36. Qxe1 { [%eval -9.18] [%clk 0:01:42] } 36... d3 { [%eval -8.97] [%clk 0:00:47] } 37. b3 { [%eval -11.25] [%clk 0:01:33] } 37... Qe5 { [%eval -9.59] [%clk 0:00:46] } 38. Qc1 { [%eval -13.51] [%clk 0:01:00] } 38... Be3 { [%eval -17.96] [%clk 0:00:43] } 39. c4 { [%eval #-17] [%clk 0:00:58] } 39... Bxd2 { [%eval #-6] [%clk 0:00:44] } 40. Qd1 { [%eval #-6] [%clk 0:00:57] } 40... Qe1+ { [%eval #-8] [%clk 0:00:45] } 41. Qxe1 { [%eval #-8] [%clk 0:00:59] } 41... Bxe1 { [%eval #-7] [%clk 0:00:47] } 42. cxb5 { [%eval #-7] [%clk 0:01:01] } 42... axb5 { [%eval #-7] [%clk 0:00:48] } 43. Kg1 { [%eval #-6] [%clk 0:01:02] } 43... d2 { [%eval #-5] [%clk 0:00:49] } 44. b4 { [%eval #-5] [%clk 0:01:02] } 44... d1=Q { [%clk 0:00:49] } 45. h4 { [%clk 0:01:03] } 45... Bg3# { [%clk 0:00:49] } 0-1