Event: FIDEWORLDYOUTHCHESSCHAMPIONSHIP Open 18
Site: Montesilvano, Italy
Date: 2023-11-16
White: Kostolansky, Sebastian Lukas
WhiteTitle: IM
WhiteElo: 2427
Black: Wong, Zhenyong Jayden
BlackTitle: FM
BlackElo: 2356
Result: 1/2-1/2
ECO: B22
Opening: Sicilian Defense: Delayed Alapin Variation
Variant: Standard
TimeControl: 90' x 40 + 30' + 30\

1. e4 { [%eval 0.36] [%clk 1:30:56] } 1... c5 { [%eval 0.32] [%clk 1:30:55] } 2. Nf3 { [%eval 0.0] [%clk 1:31:02] } 2... e6 { [%eval 0.0] [%clk 1:31:15] } 3. c3 { [%eval 0.17] [%clk 1:21:40] } 3... d5 { [%eval 0.09] [%clk 1:31:10] } 4. exd5 { [%eval 0.21] [%clk 1:21:58] } 4... Qxd5 { [%eval 0.19] [%clk 1:31:33] } 5. d4 { [%eval 0.26] [%clk 1:21:47] } 5... Nf6 { [%eval 0.25] [%clk 1:31:53] } 6. Na3 { [%eval 0.36] [%clk 1:11:20] } 6... Nc6 { [%eval -0.05] [%clk 1:31:13] } 7. Nb5 { [%eval -0.08] [%clk 0:49:46] } 7... Qd8 { [%eval -0.11] [%clk 1:31:06] } 8. dxc5 { [%eval 0.2] [%clk 0:48:49] } 8... Bxc5 { [%eval 0.08] [%clk 1:31:28] } 9. Qxd8+ { [%eval 0.01] [%clk 0:48:43] } 9... Kxd8 { [%eval 0.0] [%clk 1:31:55] } 10. b4 { [%eval -0.26] [%clk 0:35:55] } 10... Be7 { [%eval -0.26] [%clk 1:31:58] } 11. Bb2 { [%eval -0.35] [%clk 0:33:08] } 11... Bd7 { [%eval -0.14] [%clk 1:25:16] } 12. Rd1 { [%eval -0.08] [%clk 0:32:31] } 12... Ne8?! { [%eval 0.5] } { Inaccuracy. Nd5 was best. } { [%clk 1:13:33] } 13. Be2 { [%eval 0.31] [%clk 0:26:00] } 13... a6 { [%eval 0.41] [%clk 1:11:06] } 14. Nbd4?! { [%eval -0.18] } { Inaccuracy. Na3 was best. } { [%clk 0:23:52] } 14... Nxd4 { [%eval -0.08] [%clk 1:10:42] } 15. Nxd4 { [%eval 0.01] [%clk 0:22:41] } 15... Kc7 { [%eval -0.27] [%clk 1:09:17] } 16. O-O { [%eval -0.34] [%clk 0:22:02] } 16... a5? { [%eval 1.19] } { Mistake. Ba4 was best. } { [%clk 1:04:29] } 17. a3? { [%eval -0.06] } { Mistake. b5 was best. } { [%clk 0:09:52] } 17... Nd6 { [%eval -0.17] [%clk 1:04:12] } 18. c4 { [%eval 0.0] [%clk 0:08:32] } 18... axb4 { [%eval -0.05] [%clk 1:03:02] } 19. c5 { [%eval -0.03] [%clk 0:07:16] } 19... Ne4 { [%eval -0.04] [%clk 1:01:51] } 20. axb4 { [%eval -0.09] [%clk 0:05:08] } 20... Ra2 { [%eval -0.04] [%clk 0:58:49] } 21. Nb5+ { [%eval -0.07] [%clk 0:03:54] } 21... Bxb5 { [%eval -0.1] [%clk 0:49:47] } 22. Bxb5 { [%eval -0.04] [%clk 0:04:20] } 22... Rxb2 { [%eval -0.1] } 23. Rd7+ { [%eval -0.09] [%clk 0:04:47] } 23... Kb8 { [%eval -0.09] [%clk 0:39:52] } 24. c6 { [%eval -0.08] [%clk 0:04:59] } 24... Nd6 { [%eval -0.02] [%clk 0:31:57] } 25. Rxe7 { [%eval -0.06] [%clk 0:05:23] } 25... Rxb4?? { [%eval 1.62] } { Blunder. bxc6 was best. } { [%clk 0:30:09] } 26. c7+ { [%eval 1.61] [%clk 0:02:18] } 26... Ka7 { [%eval 1.64] [%clk 0:26:14] } 27. Be2? { [%eval 0.5] } { Mistake. Rd7 was best. } { [%clk 0:02:44] } 27... Rc8 { [%eval 0.61] [%clk 0:22:57] } 28. Rd1 { [%eval 0.31] [%clk 0:02:17] } 28... Nb5 { [%eval 0.37] [%clk 0:20:37] } 29. Bxb5 { [%eval 0.0] [%clk 0:02:13] } 29... Rxb5 { [%eval 0.0] [%clk 0:21:07] } 30. Rxf7 { [%eval 0.0] [%clk 0:01:18] } 30... Rc5 { [%eval 0.0] [%clk 0:20:52] } 31. Rxg7 { [%eval 0.0] [%clk 0:01:43] } 31... R5xc7 { [%eval 0.0] [%clk 0:15:58] } 32. Rxc7 { [%eval 0.0] [%clk 0:02:05] } 32... Rxc7 { [%eval 0.0] [%clk 0:16:25] } 33. f4 { [%eval 0.0] [%clk 0:02:15] } 33... b5 { [%eval 0.0] [%clk 0:16:26] } 34. Kf2 { [%eval 0.0] [%clk 0:02:35] } 34... b4 { [%eval 0.0] [%clk 0:16:06] } 35. Ke3 { [%eval 0.0] [%clk 0:01:38] } 35... Kb6 { [%eval 0.0] [%clk 0:13:44] } 36. g4 { [%eval 0.0] [%clk 0:01:18] } 36... Kb5 { [%eval 0.0] [%clk 0:11:57] } 37. f5 { [%eval 0.0] [%clk 0:01:02] } 37... exf5 { [%eval 0.0] [%clk 0:12:01] } 38. gxf5 { [%eval 0.0] [%clk 0:01:28] } 38... b3 { [%eval 0.0] [%clk 0:12:07] } 39. Ke4 { [%eval 0.0] [%clk 0:00:40] } 39... Re7+ { [%eval 0.0] [%clk 0:03:51] } 40. Kf4 { [%eval 0.0] [%clk 0:30:49] } 40... Kc4 { [%eval 0.0] [%clk 0:33:33] } 41. f6 { [%eval 0.01] [%clk 0:26:42] } 41... Rb7 { [%eval 0.0] [%clk 0:32:42] } 42. Ke5 { [%eval 0.0] [%clk 0:22:48] } 42... b2 { [%eval 0.0] [%clk 0:32:17] } 43. Rb1 { [%eval 0.0] [%clk 0:19:54] } 43... Kc3 { [%eval 0.0] [%clk 0:31:34] } 44. Ke6 { [%eval 0.0] [%clk 0:20:04] } 44... Kc2 { [%eval 0.0] [%clk 0:29:03] } 45. Rxb2+ { [%eval 0.0] [%clk 0:14:21] } 45... Kxb2 { [%eval 0.0] [%clk 0:28:45] } 46. f7 { [%eval 0.0] [%clk 0:14:45] } 46... Rb8 { [%eval 0.0] [%clk 0:28:49] } 47. Ke7 { [%eval 0.0] [%clk 0:15:04] } 47... Kc3 { [%eval 0.0] [%clk 0:27:52] } 48. f8=Q { [%eval 0.0] } 48... Rxf8 { [%eval 0.0] [%clk 0:28:20] } 49. Kxf8 { [%eval 0.0] [%clk 0:15:29] } 49... Kd4 { [%eval 0.0] [%clk 0:28:16] } 50. Kg7 { [%eval 0.0] [%clk 0:14:57] } 50... h5 { [%eval 0.0] [%clk 0:28:41] } 51. h4 { [%eval 0.0] [%clk 0:15:17] } 51... Ke5 { [%eval 0.0] [%clk 0:29:03] } 52. Kg6 { [%eval 0.0] [%clk 0:15:37] } 52... Ke6 { [%eval 0.0] [%clk 0:29:25] } 53. Kxh5 { [%eval 0.0] [%clk 0:16:01] } 53... Kf7 { [%eval 0.0] [%clk 0:29:53] } 54. Kh6 { [%eval 0.0] [%clk 0:16:24] } 54... Kg8 { [%eval 0.0] [%clk 0:30:20] } 55. h5 { [%eval 0.0] [%clk 0:16:50] } 55... Kh8 { [%eval 0.0] [%clk 0:30:48] } 56. Kg6 { [%eval 0.0] [%clk 0:17:17] } 56... Kg8 { [%clk 0:31:16] } 57. h6 { [%clk 0:17:42] } 57... Kh8 { [%clk 0:31:44] } 58. h7 { [%clk 0:18:08] } 1/2-1/2