Event: Round 4: Zhong, Ryan Yunhui - Ivanchuk, Serghii
Date: 2024-03-17
White: Zhong, Ryan Yunhui
WhiteElo: 1876
Black: Ivanchuk, Serghii
BlackElo: 1931
Result: 1/2-1/2
ECO: B09
Opening: Pirc Defense: Austrian Attack, Weiss Variation
Variant: Standard

1. e4 { [%eval 0.13] [%clk 1:30:58] } 1... d6?! { [%eval 0.75] } { Inaccuracy. e5 was best. } { [%clk 1:30:46] } 2. d4 { [%eval 0.4] [%clk 1:31:18] } 2... Nf6 { [%eval 0.63] [%clk 1:31:05] } 3. Nc3 { [%eval 0.48] [%clk 1:31:37] } 3... g6 { [%eval 0.55] [%clk 1:31:18] } 4. f4 { [%eval 0.4] [%clk 1:31:48] } 4... Bg7 { [%eval 0.4] [%clk 1:31:12] } 5. Bd3 { [%eval 0.46] [%clk 1:32:02] } 5... O-O { [%eval 0.5] [%clk 1:28:47] } 6. Nf3 { [%eval 0.67] [%clk 1:32:24] } 6... c5 { [%eval 0.94] [%clk 1:27:16] } 7. d5?! { [%eval 0.25] } { Inaccuracy. dxc5 was best. } { [%clk 1:32:36] } 7... e6 { [%eval 0.44] [%clk 1:25:20] } 8. O-O { [%eval 0.05] [%clk 1:28:09] } 8... exd5 { [%eval 0.0] [%clk 1:24:45] } 9. exd5 { [%eval -0.51] [%clk 1:28:31] } 9... Bg4?! { [%eval 0.23] } { Inaccuracy. Na6 was best. } { [%clk 1:24:31] } 10. h3 { [%eval 0.35] [%clk 1:26:36] } 10... Bxf3 { [%eval 0.34] [%clk 1:24:11] } 11. Qxf3 { [%eval 0.37] [%clk 1:26:35] } 11... a6 { [%eval 0.36] [%clk 1:23:48] } 12. a4 { [%eval 0.27] [%clk 1:25:45] } 12... b6?! { [%eval 1.34] } { Inaccuracy. Nbd7 was best. } { [%clk 1:23:36] } 13. Bd2 { [%eval 1.33] [%clk 1:25:05] } 13... Nbd7 { [%eval 1.41] [%clk 1:20:13] } 14. Rfe1 { [%eval 0.94] [%clk 1:21:57] } 14... Qc7 { [%eval 1.3] [%clk 1:17:14] } 15. Re7? { [%eval -0.14] } { Mistake. b3 was best. } { [%clk 1:21:05] } 15... c4 { [%eval -0.15] [%clk 1:16:41] } 16. Bf1 { [%eval -0.16] [%clk 1:21:03] } 16... b5 { [%eval -0.18] [%clk 1:16:36] } 17. axb5 { [%eval -0.57] [%clk 1:06:50] } 17... axb5 { [%eval -0.53] [%clk 1:16:20] } 18. Rxa8 { [%eval -0.54] [%clk 1:07:04] } 18... Rxa8 { [%eval -0.52] [%clk 1:16:31] } 19. Kh2 { [%eval -0.5] [%clk 1:07:26] } 19... b4 { [%eval -0.1] [%clk 1:12:02] } 20. Nd1 { [%eval -0.29] [%clk 1:06:25] } 20... Bf8 { [%eval -0.13] [%clk 1:07:39] } 21. Rxd7? { [%eval -1.76] } { Mistake. Re1 was best. } { [%clk 0:59:52] } 21... Nxd7 { [%eval -1.75] [%clk 1:00:12] } 22. Bxb4 { [%eval -1.83] [%clk 1:00:11] } 22... Bg7 { [%eval -1.65] [%clk 0:59:43] } 23. Qe4 { [%eval -1.64] [%clk 0:55:05] } 23... Nb6 { [%eval -1.33] [%clk 0:53:02] } 24. g4?! { [%eval -2.5] } { Inaccuracy. Nc3 was best. } { [%clk 0:50:13] } 24... Qd7 { [%eval -2.67] [%clk 0:47:14] } 25. Bxc4 { [%eval -3.33] [%clk 0:33:33] } 25... Qa4? { [%eval -1.93] } { Mistake. f5 was best. } { [%clk 0:30:13] } 26. Bb3 { [%eval -1.72] [%clk 0:33:38] } 26... Re8 { [%eval -1.76] [%clk 0:30:17] } 27. Qc4 { [%eval -1.98] [%clk 0:30:44] } 27... Qa1?! { [%eval -1.38] } { Inaccuracy. Nxc4 was best. } { [%clk 0:25:15] } 28. Qb5?? { [%eval -3.83] } { Blunder. Qd3 was best. } { [%clk 0:15:42] } 28... Ra8?? { [%eval 0.0] } { Blunder. Re4 was best. } { [%clk 0:24:48] } 29. c3 { [%eval 0.0] [%clk 0:14:56] } 29... Na4 { [%eval 0.0] [%clk 0:22:23] } 30. Ba3?? { [%eval -3.16] } { Blunder. Bxa4 was best. } { [%clk 0:11:24] } 30... Nxc3 { [%eval -3.14] [%clk 0:21:56] } 31. Nxc3 { [%eval -3.17] [%clk 0:11:50] } 31... Bxc3 { [%eval -2.98] [%clk 0:22:01] } 32. Qc6?? { [%eval #-9] } { Checkmate is now unavoidable. Qe2 was best. } { [%clk 0:12:17] } 32... Rb8?? { [%eval 0.0] } { Lost forced checkmate sequence. Bd4 was best. } { [%clk 0:16:34] } 33. Qxc3 { [%eval 0.0] [%clk 0:11:49] } 33... Qf1 { [%eval 0.0] [%clk 0:16:38] } 34. Qe3 { [%eval 0.0] [%clk 0:05:22] } 34... Rxb3 { [%eval 0.0] [%clk 0:16:18] } 35. Qxb3 { [%eval 0.0] [%clk 0:05:45] } 35... Qf2+ { [%eval 0.0] [%clk 0:16:43] } 36. Kh1 { [%eval 0.0] [%clk 0:06:10] } 36... Qf1+ { [%eval 0.0] [%clk 0:17:11] } 37. Kh2 { [%eval 0.0] [%clk 0:06:36] } 37... Qf2+ { [%eval 0.0] [%clk 0:17:34] } 38. Kh1 { [%eval 0.0] [%clk 0:07:04] } 38... Qf1+ { [%eval 0.0] [%clk 0:17:56] } 39. Kh2 { [%eval 0.0] [%clk 0:07:00] } 1/2-1/2