Event: World Youth Cup 2021 O16-G12 - Open 16
Site: Tornelo INT
Date: 2021-08-16
White: Costa, Bruno
Black: Melian, Juan Sebastian
Result: 0-1
ECO: B43
Opening: Sicilian Defense: Kan Variation, Wing Attack
Variant: Standard

1. e4 { [%eval 0.24] [%clk 0:10:03] } 1... c5 { [%eval 0.32] [%clk 0:09:55] } 2. Nf3 { [%eval 0.0] [%clk 0:10:00] } 2... e6?! { [%eval 0.54] } { Inaccuracy. d6 was best. } { [%clk 0:09:57] } 3. d4 { [%eval 0.42] [%clk 0:09:59] } 3... cxd4 { [%eval 0.15] [%clk 0:10:00] } 4. Nxd4 { [%eval 0.23] [%clk 0:09:58] } 4... a6 { [%eval 0.19] [%clk 0:10:01] } 5. Nc3 { [%eval 0.26] [%clk 0:09:57] } 5... b5 { [%eval 0.41] [%clk 0:09:58] } 6. a3 { [%eval 0.07] [%clk 0:09:54] } 6... Bb7 { [%eval 0.1] [%clk 0:09:59] } 7. Be3 { [%eval -0.02] [%clk 0:09:53] } 7... Qc7 { [%eval 0.0] [%clk 0:10:00] } 8. Bd3 { [%eval -0.02] [%clk 0:09:49] } 8... Nf6 { [%eval -0.18] [%clk 0:10:01] } 9. f3 { [%eval -0.27] [%clk 0:09:48] } 9... d5 { [%eval -0.34] [%clk 0:09:44] } 10. O-O?! { [%eval -1.13] } { Inaccuracy. exd5 was best. } { [%clk 0:09:39] } 10... e5 { [%eval -1.42] [%clk 0:07:51] } 11. Nb3?? { [%eval -3.56] } { Blunder. Ndxb5 was best. } { [%clk 0:08:19] } 11... d4 { [%eval -3.42] [%clk 0:07:47] } 12. Nxd4 { [%eval -3.49] [%clk 0:08:13] } 12... exd4 { [%eval -3.34] [%clk 0:07:50] } 13. Bxd4 { [%eval -3.2] [%clk 0:08:12] } 13... Bc5 { [%eval -2.83] [%clk 0:07:43] } 14. Bxc5 { [%eval -3.29] [%clk 0:08:10] } 14... Qxc5+ { [%eval -3.11] [%clk 0:07:46] } 15. Kh1 { [%eval -2.6] [%clk 0:08:09] } 15... O-O { [%eval -2.57] [%clk 0:07:47] } 16. Qe2? { [%eval -4.13] } { Mistake. f4 was best. } { [%clk 0:08:05] } 16... Nc6 { [%eval -4.34] [%clk 0:07:47] } 17. f4 { [%eval -4.37] [%clk 0:08:06] } 17... Rfd8 { [%eval -3.6] [%clk 0:06:36] } 18. e5 { [%eval -3.73] [%clk 0:08:01] } 18... Nd4 { [%eval -3.68] [%clk 0:06:37] } 19. Qf2 { [%eval -3.53] [%clk 0:07:30] } 19... Nd7?? { [%eval -0.95] } { Blunder. Ng4 was best. } { [%clk 0:05:49] } 20. Rad1?? { [%eval -2.71] } { Blunder. Be4 was best. } { [%clk 0:06:58] } 20... Rac8?? { [%eval 1.37] } { Blunder. f5 was best. } { [%clk 0:04:56] } 21. Bxh7+?? { [%eval -2.5] } { Blunder. Be4 was best. } { [%clk 0:06:27] } 21... Kxh7 { [%eval -2.63] [%clk 0:04:53] } 22. Rxd4 { [%eval -2.76] [%clk 0:06:24] } 22... Qe7 { [%eval -2.85] [%clk 0:03:41] } 23. Rd3 { [%eval -2.15] [%clk 0:05:35] } 23... Kg8 { [%eval -2.3] [%clk 0:03:29] } 24. Rfd1 { [%eval -2.59] [%clk 0:05:31] } 24... Nf8 { [%eval -2.25] [%clk 0:03:18] } 25. Rd6? { [%eval -4.36] } { Mistake. h3 was best. } { [%clk 0:05:16] } 25... Rxd6 { [%eval -4.21] [%clk 0:02:58] } 26. exd6 { [%eval -4.22] [%clk 0:05:11] } 26... Qd7 { [%eval -4.18] [%clk 0:02:46] } 27. f5 { [%eval -4.43] [%clk 0:05:02] } 27... Re8 { [%eval -5.12] [%clk 0:01:29] } 28. f6 { [%eval -5.0] [%clk 0:04:26] } 28... gxf6?! { [%eval -3.89] } { Inaccuracy. g6 was best. } { [%clk 0:00:57] } 29. Qxf6 { [%eval -4.61] [%clk 0:04:17] } 29... Qg4 { [%eval -4.05] [%clk 0:00:46] } 30. Qf2 { [%eval -3.88] [%clk 0:03:57] } 30... Rd8? { [%eval -2.31] } { Mistake. Re5 was best. } { [%clk 0:00:41] } 31. Kg1 { [%eval -2.32] [%clk 0:03:46] } 31... Qg6 { [%eval -1.96] [%clk 0:00:35] } 32. Qg3? { [%eval -3.31] } { Mistake. Rd3 was best. } { [%clk 0:03:06] } 32... Qxg3 { [%eval -3.16] [%clk 0:00:32] } 33. hxg3 { [%eval -2.93] [%clk 0:03:06] } 33... Ne6 { [%eval -2.92] [%clk 0:00:27] } 34. Ne2?! { [%eval -3.7] } { Inaccuracy. a4 was best. } { [%clk 0:02:56] } 34... Kf8 { [%eval -3.81] [%clk 0:00:24] } 35. Kf2 { [%eval -3.86] [%clk 0:02:55] } 35... Ke8 { [%eval -3.91] [%clk 0:00:24] } 36. g4 { [%eval -3.93] [%clk 0:02:54] } 36... Ng5 { [%eval -3.48] [%clk 0:00:23] } 37. Nf4 { [%eval -4.18] [%clk 0:02:51] } 37... Rxd6? { [%eval -2.46] } { Mistake. Ne4+ was best. } { [%clk 0:00:09] } 38. Re1+?? { [%eval -5.0] } { Blunder. Rxd6 was best. } { [%clk 0:02:40] } 38... Kf8 { [%eval -4.79] [%clk 0:00:10] } 39. Nh5 { [%eval -5.03] [%clk 0:02:37] } 39... Rd2+ { [%eval -5.24] [%clk 0:00:10] } 40. Kg3 { [%eval -6.16] [%clk 0:02:26] } 40... Rxg2+ { [%eval -5.81] [%clk 0:00:10] } 41. Kf4 { [%eval -6.1] [%clk 0:02:26] } 41... Ne6+ { [%eval -6.31] [%clk 0:00:10] } 42. Kf5 { [%eval -6.98] [%clk 0:02:20] } 42... Rf2+ { [%eval -6.65] [%clk 0:00:10] } 43. Ke5 { [%eval -6.99] [%clk 0:02:17] } 43... Ke7 { [%eval -6.94] [%clk 0:00:11] } 44. g5 { [%eval -8.11] [%clk 0:02:08] } 44... Rg2 { [%eval -8.0] [%clk 0:00:10] } 45. Kf5? { [%eval #-1] } { Checkmate is now unavoidable. Ng7 was best. } { [%clk 0:01:59] } 45... Bf3?! { [%eval -11.15] } { Lost forced checkmate sequence. Rxg5# was best. } { [%clk 0:00:11] } 46. Rxe6+ { [%eval -59.77] [%clk 0:00:57] } 46... fxe6+ { [%eval -11.48] [%clk 0:00:11] } 47. Kf4 { [%eval -60.59] [%clk 0:00:57] } 47... Bxh5 { [%eval -56.87] [%clk 0:00:11] } 48. b3 { [%eval -66.81] [%clk 0:00:54] } 48... Rxc2 { [%eval -67.85] [%clk 0:00:10] } 49. Kg3?! { [%eval #-12] } { Checkmate is now unavoidable. Ke4 was best. } { [%clk 0:00:52] } 49... Kf7?! { [%eval -72.27] } { Lost forced checkmate sequence. Rc3+ was best. } { [%clk 0:00:09] } 50. Kh4?! { [%eval #-7] } { Checkmate is now unavoidable. Kf4 was best. } { [%clk 0:00:50] } 50... Kg6 { [%eval #-6] [%clk 0:00:10] } 51. b4 { [%eval #-4] [%clk 0:00:44] } 51... Rc4+ { [%eval #-7] [%clk 0:00:11] } 52. Kg3 { [%eval #-7] [%clk 0:00:41] } 52... Kxg5 { [%eval #-6] [%clk 0:00:14] } 53. Kf2 { [%eval #-6] [%clk 0:00:35] } 53... Kf4 { [%eval #-5] [%clk 0:00:15] } 54. Kg2 { [%eval #-5] [%clk 0:00:32] } 54... Rc2+ { [%eval #-4] [%clk 0:00:14] } 55. Kg1 { [%eval #-2] [%clk 0:00:26] } 55... Kg3 { [%eval #-1] [%clk 0:00:15] } 0-1