Event: Chinese National Youth Chess Championship 2024
Date: 2024-02-19
White: Juncheng Xin
WhiteElo: 1952
Black: Jiazhen Gu
BlackElo: 2105
Result: 1/2-1/2
ECO: B92
Opening: Sicilian Defense: Najdorf Variation, Opocensky Variation
Variant: Standard
TimeControl: 90+30

1. e4 { [%eval 0.2] [%clk 1:00:57] } 1... c5 { [%eval 0.33] [%clk 1:00:01] } 2. Nf3 { [%eval 0.25] [%clk 1:01:21] } 2... d6 { [%eval 0.0] [%clk 1:00:27] } 3. d4 { [%eval 0.25] [%clk 1:01:42] } 3... cxd4 { [%eval 0.13] [%clk 1:00:52] } 4. Nxd4 { [%eval 0.27] [%clk 1:02:09] } 4... Nf6 { [%eval 0.3] [%clk 1:01:16] } 5. Nc3 { [%eval 0.21] [%clk 1:02:36] } 5... a6 { [%eval 0.24] [%clk 1:01:41] } 6. Be2 { [%eval 0.07] [%clk 1:02:51] } 6... e5 { [%eval 0.13] [%clk 0:59:38] } 7. Nb3 { [%eval 0.0] [%clk 1:03:17] } 7... Be7 { [%eval 0.22] [%clk 0:58:54] } 8. O-O { [%eval 0.26] [%clk 1:03:29] } 8... Nbd7 { [%eval 0.6] [%clk 0:57:29] } 9. a4 { [%eval 0.56] [%clk 1:03:51] } 9... b6 { [%eval 0.88] [%clk 0:56:36] } 10. f4?! { [%eval 0.0] } { Inaccuracy. Nd2 was best. } { [%clk 1:03:51] } 10... Bb7 { [%eval -0.09] [%clk 0:56:55] } 11. Bf3 { [%eval -0.35] [%clk 1:04:17] } 11... O-O { [%eval -0.37] [%clk 0:55:15] } 12. f5 { [%eval -0.86] [%clk 1:04:43] } 12... Rc8 { [%eval -0.44] [%clk 0:54:04] } 13. Kh1 { [%eval -0.57] [%clk 1:03:39] } 13... Rc4 { [%eval -0.44] [%clk 0:41:14] } 14. Qd3 { [%eval -0.75] [%clk 1:04:05] } 14... Qc7 { [%eval -0.7] [%clk 0:40:42] } 15. Bd2 { [%eval -0.66] [%clk 1:04:30] } 15... Rc8 { [%eval -0.65] [%clk 0:35:57] } 16. Rae1 { [%eval -0.94] [%clk 1:04:47] } 16... Qd8 { [%eval -0.53] [%clk 0:35:28] } 17. Rg1 { [%eval -1.02] [%clk 0:55:31] } 17... h6 { [%eval -1.01] [%clk 0:30:18] } 18. Re3 { [%eval -1.54] [%clk 0:53:44] } 18... Nh7?! { [%eval -0.92] } { Inaccuracy. b5 was best. } { [%clk 0:19:57] } 19. Be2?! { [%eval -1.91] } { Inaccuracy. Rd1 was best. } { [%clk 0:52:24] } 19... R4c7?! { [%eval -0.91] } { Inaccuracy. Rd4 was best. } { [%clk 0:19:36] } 20. Rg3 { [%eval -0.82] [%clk 0:52:43] } 20... Kf8 { [%eval -0.76] [%clk 0:18:43] } 21. Rd1 { [%eval -0.79] [%clk 0:49:39] } 21... Ndf6 { [%eval -0.92] [%clk 0:17:17] } 22. Bf3 { [%eval -0.8] [%clk 0:48:52] } 22... Rc4 { [%eval -0.86] [%clk 0:16:41] } 23. Be3 { [%eval -0.92] [%clk 0:42:00] } 23... Qc7 { [%eval -0.83] [%clk 0:14:37] } 24. Re1 { [%eval -0.87] [%clk 0:42:18] } 24... Ne8 { [%eval -0.91] [%clk 0:08:58] } 25. Rb1 { [%eval -1.47] [%clk 0:38:40] } 25... Bh4 { [%eval -1.47] [%clk 0:09:00] } 26. Rh3 { [%eval -1.43] [%clk 0:36:04] } 26... Bg5 { [%eval -1.47] [%clk 0:09:28] } 27. Be2 { [%eval -1.71] [%clk 0:30:45] } 27... Rb4 { [%eval -1.61] [%clk 0:09:48] } 28. Rd1 { [%eval -1.49] [%clk 0:30:41] } 28... Nef6?! { [%eval -0.9] } { Inaccuracy. a5 was best. } { [%clk 0:07:51] } 29. Qxd6+ { [%eval -0.82] [%clk 0:26:09] } 29... Qxd6 { [%eval -0.73] [%clk 0:08:18] } 30. Rxd6 { [%eval -0.75] [%clk 0:26:35] } 30... Nxe4?! { [%eval 0.29] } { Inaccuracy. Bxe3 was best. } { [%clk 0:08:32] } 31. Rxb6 { [%eval 0.23] [%clk 0:21:22] } 31... Bxe3 { [%eval 0.32] [%clk 0:06:31] } 32. Rxb4 { [%eval 0.3] [%clk 0:21:47] } 32... Nf2+ { [%eval 0.29] [%clk 0:06:11] } 33. Kg1 { [%eval 0.21] [%clk 0:22:11] } 33... Nxh3+ { [%eval 0.33] [%clk 0:06:33] } 34. Kf1 { [%eval 0.26] [%clk 0:22:39] } 34... Rc7?! { [%eval 0.83] } { Inaccuracy. Bxg2+ was best. } { [%clk 0:03:52] } 35. Na5 { [%eval 0.82] [%clk 0:20:05] } 35... Bc8?? { [%eval 3.54] } { Blunder. Bxg2+ was best. } { [%clk 0:03:20] } 36. gxh3?? { [%eval -0.15] } { Blunder. Rb8 was best. } { [%clk 0:20:10] } 36... Nf6 { [%eval -0.08] [%clk 0:03:42] } 37. Bd3 { [%eval -0.37] [%clk 0:18:14] } 37... Bd4 { [%eval -0.22] [%clk 0:01:19] } 38. Ne2 { [%eval -0.46] [%clk 0:14:44] } 38... Bc5 { [%eval -0.08] [%clk 0:00:52] } 39. Rb8 { [%eval -0.08] [%clk 0:13:56] } 39... Nd7 { [%eval -0.03] [%clk 0:01:14] } 40. Rb3 { [%eval -0.24] [%clk 0:14:04] } 40... Nb6 { [%eval -0.25] [%clk 0:01:16] } 41. Nc4? { [%eval -1.44] } { Mistake. Nc3 was best. } { [%clk 0:12:23] } 41... Nxc4 { [%eval -1.49] [%clk 0:00:59] } 42. Bxc4 { [%eval -1.62] [%clk 0:12:48] } 42... Bxf5 { [%eval -1.49] [%clk 0:01:17] } 43. Bxa6 { [%eval -1.46] [%clk 0:13:13] } 43... Bxc2 { [%eval -1.48] [%clk 0:01:31] } 44. Rb8+ { [%eval -1.47] [%clk 0:13:39] } 44... Ke7 { [%eval -1.32] [%clk 0:01:58] } 45. a5 { [%eval -1.65] [%clk 0:10:38] } 45... Ra7 { [%eval -1.68] [%clk 0:01:31] } 46. Rb7+?! { [%eval -2.31] } { Inaccuracy. Bc4 was best. } { [%clk 0:09:29] } 46... Rxb7 { [%eval -2.28] [%clk 0:01:55] } 47. Bxb7 { [%eval -2.33] [%clk 0:09:55] } 47... Bd3 { [%eval -2.21] [%clk 0:02:23] } 48. a6 { [%eval -2.08] [%clk 0:09:41] } 48... f5 { [%eval -2.03] [%clk 0:02:02] } 1/2-1/2