Event: Hong Kong International Open Chess Championship 2023
Site: St. Benedict School, Choi Hung, Kowloon, Hong Kong
Date: 2023-12-28
White: Sung, Tze Shyan Evin
WhiteElo: 1363
Black: Kannappan, Thanneermalai
BlackElo: 1805
Result: 1/2-1/2
ECO: A48
Opening: London System
Variant: Standard

1. d4 { [%eval 0.13] [%clk 1:30:49] } 1... Nf6 { [%eval 0.17] [%clk 1:30:52] } 2. Nf3 { [%eval 0.13] [%clk 1:31:14] } 2... g6 { [%eval 0.21] [%clk 1:31:16] } 3. Bf4 { [%eval 0.0] [%clk 1:31:34] } 3... Bg7 { [%eval 0.01] [%clk 1:31:34] } 4. h3 { [%eval -0.09] [%clk 1:31:52] } 4... d6 { [%eval 0.34] [%clk 1:30:03] } 5. e3?! { [%eval -0.33] } { Inaccuracy. Nc3 was best. } { [%clk 1:31:38] } 5... O-O { [%eval 0.01] [%clk 1:30:16] } 6. Be2 { [%eval 0.01] [%clk 1:31:55] } 6... c5 { [%eval 0.23] [%clk 1:30:07] } 7. c3 { [%eval 0.0] [%clk 1:32:03] } 7... Qb6 { [%eval 0.0] [%clk 1:29:56] } 8. Qc1 { [%eval -0.15] [%clk 1:31:30] } 8... Nc6 { [%eval 0.14] [%clk 1:25:04] } 9. Nbd2 { [%eval 0.05] [%clk 1:31:32] } 9... Bf5 { [%eval 0.25] [%clk 1:21:07] } 10. Nh4 { [%eval -0.2] [%clk 1:30:07] } 10... Bd7 { [%eval -0.09] [%clk 1:20:55] } 11. Nc4 { [%eval -0.62] [%clk 1:30:02] } 11... Qd8 { [%eval -0.5] [%clk 1:21:16] } 12. dxc5 { [%eval -0.78] [%clk 1:28:56] } 12... dxc5?! { [%eval 0.15] } { Inaccuracy. Ne4 was best. } { [%clk 1:21:39] } 13. Nf3 { [%eval 0.22] [%clk 1:29:12] } 13... Rc8 { [%eval 0.32] [%clk 1:13:41] } 14. O-O { [%eval 0.27] [%clk 1:28:19] } 14... b5 { [%eval 0.33] [%clk 1:11:45] } 15. Nce5 { [%eval 0.37] [%clk 1:27:54] } 15... Nxe5 { [%eval 0.49] [%clk 1:12:09] } 16. Nxe5 { [%eval 0.38] [%clk 1:28:02] } 16... Qb6 { [%eval 0.34] [%clk 1:11:54] } 17. Nxd7 { [%eval 0.41] [%clk 1:19:53] } 17... Nxd7 { [%eval 0.29] [%clk 1:12:16] } 18. e4 { [%eval -0.09] [%clk 1:16:49] } 18... Rfd8 { [%eval 0.25] [%clk 1:11:38] } 19. Qe3 { [%eval 0.0] [%clk 1:16:08] } 19... c4 { [%eval 0.0] [%clk 1:07:13] } 20. Rfd1 { [%eval -0.1] [%clk 1:10:57] } 20... Nc5 { [%eval -0.03] [%clk 1:06:02] } 21. e5 { [%eval -0.07] [%clk 1:02:56] } 21... Na4 { [%eval -0.06] [%clk 0:53:41] } 22. Qxb6 { [%eval -0.06] [%clk 1:02:35] } 22... axb6 { [%eval 0.06] [%clk 0:53:55] } 23. Rab1 { [%eval 0.0] [%clk 1:01:43] } 23... Rxd1+ { [%eval 0.03] [%clk 0:53:20] } 24. Bxd1 { [%eval 0.0] [%clk 1:03:01] } 24... Rc5 { [%eval 0.04] [%clk 0:45:35] } 25. Bxa4 { [%eval -0.3] [%clk 1:01:44] } 25... bxa4 { [%eval -0.34] [%clk 0:47:48] } 26. b3 { [%eval -0.45] [%clk 1:01:45] } 26... cxb3 { [%eval -0.15] [%clk 0:36:55] } 27. axb3 { [%eval -0.25] [%clk 1:02:02] } 27... a3 { [%eval -0.14] [%clk 0:37:09] } 28. Ra1 { [%eval -0.15] [%clk 1:02:09] } 28... Ra5 { [%eval 0.0] [%clk 0:37:10] } 29. b4 { [%eval -0.06] [%clk 1:02:10] } 29... Ra8 { [%eval -0.08] [%clk 0:37:19] } 30. Ra2 { [%eval -0.1] [%clk 1:02:15] } 30... f5 { [%eval 0.0] [%clk 0:31:16] } 31. Bg3?? { [%eval -1.78] } { Blunder. exf6 was best. } { [%clk 0:59:56] } 31... Kf7 { [%eval -1.85] [%clk 0:31:28] } 32. f4 { [%eval -1.8] [%clk 1:00:12] } 32... Ke6 { [%eval -2.0] [%clk 0:29:55] } 33. c4 { [%eval -2.18] [%clk 1:00:20] } 33... Ra4? { [%eval -0.56] } { Mistake. Bh6 was best. } { [%clk 0:30:13] } 34. Be1 { [%eval -0.73] [%clk 1:00:41] } 34... Kd7?! { [%eval -0.15] } { Inaccuracy. g5 was best. } { [%clk 0:24:29] } 35. Kf2 { [%eval -0.24] [%clk 1:00:46] } 35... e6 { [%eval -0.19] [%clk 0:24:49] } 36. Ke3 { [%eval -0.13] [%clk 1:00:57] } 36... Bf8 { [%eval 0.03] [%clk 0:25:02] } 37. Kd3 { [%eval 0.0] [%clk 1:01:09] } 37... Kc6 { [%eval 0.0] [%clk 0:24:55] } 38. Kc2 { [%eval 0.0] [%clk 1:00:36] } 38... b5 { [%eval 0.0] [%clk 0:17:22] } 39. Kb3 { [%eval 0.0] [%clk 1:00:34] } 39... Kb6 { [%eval 0.21] } 40. cxb5 Kxb5 41. Rxa3 Rxa3+ 42. Kxa3 { [%clk 0:59:45] } 42... Be7 { [%clk 0:15:40] } 43. Kb3 { [%clk 0:59:45] } 1/2-1/2