[Event "Hong Kong op"]
[Site "Hong Kong"]
[Date "2023.12.29"]
[Round "9"]
[White "Wong, Chak Sum"]
[Black "Xia, Weijun"]
[Result "0-1"]
[ECO "D00"]
[BlackElo "1332"]
[PlyCount "54"]
[EventDate "2023.12.24"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "HKG"]
[SourceTitle "CB01_2024"]
[SourceDate "2024.01.03"]
[SourceVersion "1"]
[SourceVersionDate "2024.01.03"]
[SourceQuality "1"]

1. d4 d5 2. Nc3 Nf6 3. Bf4 a6 4. e3 e6 5. Bd3 Nc6 6. g4 Bb4 7. g5 Ne4 8. Bxe4 dxe4 9. Nge2 Ne7 10. a3 Bd6 11. Nxe4 Bxf4 12. Nxf4 b5 13. Nc5 Nd5 14. Nxd5 Qxd5 15. Rg1 e5 16. c3 0-0 17. Qd3 exd4 18. cxd4 Re8 19. Rc1 Bf5 20. Qd2 a5 21. Qc3 b4 22. axb4 axb4 23. Qxb4 Reb8 24. Qc3 Ra2 25. Nd3 Bxd3 26. Qxd3 Rbxb2 27. Rb1 Qa5+ 0-1

[Event "Hong Kong op"]
[Site "Hong Kong"]
[Date "2023.12.28"]
[Round "8"]
[White "Tang, Tsz Sang"]
[Black "Wong, Chak Sum"]
[Result "1-0"]
[ECO "A04"]
[WhiteElo "1574"]
[PlyCount "61"]
[EventDate "2023.12.24"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "HKG"]
[SourceTitle "CB01_2024"]
[SourceDate "2024.01.03"]
[SourceVersion "1"]
[SourceVersionDate "2024.01.03"]
[SourceQuality "1"]

1. Nf3 f5 2. d3 Nf6 3. g3 b6 4. Bg2 Bb7 5. 0-0 e6 6. Nbd2 Be7 7. e4 fxe4 8. dxe4 0-0 9. e5 Ne4 10. Nd4 Nc5 11. Bxb7 Nxb7 12. Qg4 Bc5 13. N2b3 Qe7 14. Qe4 c6 15. Be3 Na6 16. a3 Nc7 17. c4 Rf7 18. Rad1 Raf8 19. Qg4 Bxd4 20. Nxd4 c5 21. Ne2 Nd8 22. Bg5 Qe8 23. Bxd8 Qxd8 24. f4 Rf5 25. Nc3 Kh8 26. Ne4 Ne8 27. Rd3 g5 28. Nxg5 h6 29. Nxe6 Qe7 30. Nxf8 Rxf8 31. Rxd7 1-0

[Event "Hong Kong op"]
[Site "Hong Kong"]
[Date "2023.12.27"]
[Round "7"]
[White "Wong, Chak Sum"]
[Black "Chan, Pui Yin Brandon"]
[Result "0-1"]
[ECO "A05"]
[BlackElo "1557"]
[PlyCount "134"]
[EventDate "2023.12.24"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "HKG"]
[SourceTitle "CB01_2024"]
[SourceDate "2024.01.03"]
[SourceVersion "1"]
[SourceVersionDate "2024.01.03"]
[SourceQuality "1"]

1. Nf3 Nf6 2. h3 g6 3. c4 c5 4. b3 Bg7 5. Bb2 0-0 6. e3 Nc6 7. Be2 d5 8. d4 cxd4 9. cxd5 Qa5+ 10. Qd2 Qxd2+ 11. Nbxd2 dxe3 12. dxc6 exd2+ 13. Nxd2 bxc6 14. Rc1 Bb7 15. Bf3 Rac8 16. Nc4 Nd5 17. Ba3 Ba8 18. 0-0 Rc7 19. Rc2 c5 20. Bxd5 Bxd5 21. Ne3 Be6 22. Rxc5 Rxc5 23. Bxc5 Bf6 24. Rd1 Kg7 25. Kf1 a5 26. Ke2 a4 27. bxa4 Ra8 28. a3 Rxa4 29. Rb1 Bc4+ 30. Kd2 Be6 31. Rb7 Ba2 32. Bxe7 Bxe7 33. Rxe7 Rxa3 34. Rc7 Be6 35. Rc3 Ra2+ 36. Rc2 Ra4 37. Ke2 h5 38. Kf3 Rd4 39. g4 h4 40. Rc5 Kf6 41. Nc2 Rd1 42. Ne3 Rd4 43. Nc2 Rc4 44. Rxc4 Bxc4 45. Ne3 Bb5 46. Kg2 g5 47. Nf5 Ke5 48. Ne3 Bc6+ 49. Kg1 Kf4 50. Nc4 Bd5 51. Ne3 Be4 52. Kh2 Kf3 53. Kg1 Ke2 54. Nc4 f6 55. Ne3 Kf3 56. Nf1 f5 57. Nh2+ Ke2 58. gxf5 Bxf5 59. Kg2 Be6 60. Nf1 Bxh3+ 61. Kxh3 Kxf1 62. f3 Kf2 63. f4 gxf4 64. Kxh4 Ke3 65. Kh3 f3 66. Kh2 f2 67. Kg2 Ke2 0-1

[Event "Hong Kong op"]
[Site "Hong Kong"]
[Date "2023.12.27"]
[Round "6"]
[White "Wong, Chak Sum"]
[Black "Pang, Khai Jie Ryan"]
[Result "0-1"]
[ECO "D00"]
[BlackElo "1711"]
[PlyCount "58"]
[EventDate "2023.12.24"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "HKG"]
[SourceTitle "CB01_2024"]
[SourceDate "2024.01.03"]
[SourceVersion "1"]
[SourceVersionDate "2024.01.03"]
[SourceQuality "1"]

1. d4 Nf6 2. Bg5 d5 3. Bxf6 exf6 4. e3 Bd6 5. c4 dxc4 6. Bxc4 f5 7. Nf3 Nd7 8. Nc3 Nf6 9. 0-0 0-0 10. Rc1 a6 11. a4 c6 12. Ra1 Ne4 13. Qc2 Qe7 14. Bd3 Re8 15. Nd2 Nxd2 16. Qxd2 Qf6 17. Rfb1 a5 18. Rc1 Be6 19. Qe2 Rad8 20. Bc4 Bb8 21. b3 f4 22. Ne4 Qh6 23. exf4 Bxc4 24. Rxc4 Qxf4 25. g3 Qxe4 26. Qh5 Rd5 27. Qh3 Rxd4 28. Rcc1 Qd5 29. f4 Ba7 0-1

[Event "Hong Kong op"]
[Site "Hong Kong"]
[Date "2023.12.26"]
[Round "5"]
[White "Wang, Zihao"]
[Black "Wong, Chak Sum"]
[Result "1/2-1/2"]
[ECO "B15"]
[WhiteElo "1733"]
[PlyCount "72"]
[EventDate "2023.12.24"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "HKG"]
[SourceTitle "CB01_2024"]
[SourceDate "2024.01.03"]
[SourceVersion "1"]
[SourceVersionDate "2024.01.03"]
[SourceQuality "1"]

1. e4 c6 2. d4 d5 3. Nc3 dxe4 4. Nxe4 Nf6 5. Nxf6+ exf6 6. Nf3 Bd6 7. Bd3 0-0 8. 0-0 Re8 9. h3 Nd7 10. c4 Nf8 11. Nh4 Bc7 12. c5 Be6 13. Be3 Qd7 14. Qf3 Bd5 15. Qh5 Ng6 16. Rfe1 Be4 17. Bc4 Bf4 18. Rad1 Bxe3 19. Rxe3 Nxh4 20. Qxh4 Bd5 21. Bd3 f5 22. b3 Rxe3 23. fxe3 Re8 24. Qf4 Be4 25. g4 Bxd3 26. Rxd3 fxg4 27. hxg4 Qd5 28. Qf5 Qe4 29. d5 cxd5 30. Qxe4 Rxe4 31. Rxd5 Kf8 32. Rd8+ Re8 33. Rd7 Re7 34. Rd8+ Re8 35. Rd7 Re7 36. Rd8+ Re8 1/2-1/2

[Event "Hong Kong op"]
[Site "Hong Kong"]
[Date "2023.12.26"]
[Round "4"]
[White "Wong, Chak Sum"]
[Black "Mahadevan, Aravind"]
[Result "1-0"]
[ECO "D00"]
[BlackElo "1306"]
[PlyCount "97"]
[EventDate "2023.12.24"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "HKG"]
[SourceTitle "CB01_2024"]
[SourceDate "2024.01.03"]
[SourceVersion "1"]
[SourceVersionDate "2024.01.03"]
[SourceQuality "1"]

1. d4 d5 2. Nc3 Nf6 3. Bf4 c6 4. e3 Bf5 5. f3 h6 6. g4 Bh7 7. h4 e6 8. Bd3 Bxd3 9. Qxd3 Bd6 10. Nge2 Bxf4 11. Nxf4 Na6 12. 0-0-0 Qa5 13. g5 Nb4 14. Qe2 Nxa2+ 15. Nxa2 Qxa2 16. gxf6 gxf6 17. Nd3 0-0-0 18. Kd2 Qa5+ 19. c3 Qb6 20. Ra1 Rhg8 21. Rhg1 Rde8 22. Qf2 e5 23. Rxg8 Rxg8 24. Rg1 Rg6 25. Rxg6 fxg6 26. Qg2 g5 27. hxg5 hxg5 28. Qg4+ Kd8 29. dxe5 fxe5 30. Qxg5+ Kc8 31. Qxe5 Qb3 32. Qe8+ Kc7 33. Qe7+ Kb6 34. Qb4+ Qxb4 35. Nxb4 a5 36. Nc2 c5 37. Kd3 Kc6 38. f4 Kd6 39. Na3 a4 40. c4 Ke6 41. cxd5+ Kxd5 42. Nc4 b5 43. e4+ Ke6 44. Na3 b4 45. Nc4 Kf6 46. Ke3 Ke6 47. f5+ Kf6 48. Kf4 Ke7 49. Ke5 1-0

[Event "Hong Kong op"]
[Site "Hong Kong"]
[Date "2023.12.25"]
[Round "3"]
[White "Chan, Mikail Nur Azmir"]
[Black "Wong, Chak Sum"]
[Result "1/2-1/2"]
[ECO "B13"]
[WhiteElo "1337"]
[PlyCount "64"]
[EventDate "2023.12.24"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "HKG"]
[SourceTitle "CB01_2024"]
[SourceDate "2024.01.03"]
[SourceVersion "1"]
[SourceVersionDate "2024.01.03"]
[SourceQuality "1"]

1. e4 c6 2. d4 d5 3. exd5 cxd5 4. Nf3 Nc6 5. c3 Bg4 6. Bb5 Nf6 7. Bf4 e6 8. Nbd2 Bd6 9. Bxd6 Qxd6 10. 0-0 0-0 11. Re1 a6 12. Bd3 b5 13. a3 Rfc8 14. Qb1 Bh5 15. Ne5 Bg6 16. Bxg6 hxg6 17. Ndf3 Nd7 18. Qd3 Ndxe5 19. Nxe5 Nxe5 20. Rxe5 Qc6 21. Rae1 Qc4 22. Qg3 Qb3 23. R5e2 a5 24. Qd6 Rd8 25. Qc5 Qc4 26. Qxc4 bxc4 27. f4 a4 28. Kf2 Rab8 29. Kf3 Rb3 30. Rf1 Kf8 31. g4 Rdb8 32. Rff2 Ke7 1/2-1/2

