[Event "NZL-ch op-B 130th"]
[Site "Wellington"]
[Date "2023.01.10"]
[Round "9"]
[White "Tang, Tracy"]
[Black "Si, William"]
[Result "1-0"]
[ECO "D38"]
[WhiteElo "1538"]
[BlackElo "1203"]
[PlyCount "83"]
[EventDate "2023.01.02"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NZL"]
[SourceTitle "CBM 212 Extra"]
[Source "ChessBase"]
[SourceDate "2023.03.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.03.31"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 e6 3. c4 d5 4. Nc3 Bb4 5. Bg5 h6 6. Bh4 Nc6 7. e3 0-0 8. Bd3 Be7 9. 0-0 Nh7 10. Bxe7 Nxe7 11. Ne5 dxc4 12. Bxc4 Nf6 13. Bd3 Bd7 14. Rc1 Nc6 15. Nf3 Re8 16. e4 Ne7 17. Re1 Bc6 18. Qc2 Rc8 19. Na4 Bxa4 20. Qxa4 Nc6 21. Bb5 Ra8 22. Bxc6 bxc6 23. Qxc6 Qb8 24. b3 Re7 25. Qc5 Rd7 26. Ne5 Rd6 27. Nc6 Qb7 28. Ne7+ Kh8 29. e5 Nd7 30. Qc4 Ra6 31. Qxc7 Qxc7 32. Rxc7 Nb6 33. a4 Rf8 34. Rec1 f6 35. Ng6+ Kg8 36. Nxf8 Kxf8 37. exf6 gxf6 38. R7c6 Kf7 39. R1c5 Ke7 40. a5 f5 41. axb6 axb6 42. Rc1 1-0

[Event "NZL-ch op-B 130th"]
[Site "Wellington"]
[Date "2023.01.09"]
[Round "8"]
[White "Si, William"]
[Black "Hooper, John"]
[Result "1-0"]
[ECO "C01"]
[WhiteElo "1203"]
[BlackElo "1251"]
[PlyCount "163"]
[EventDate "2023.01.02"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NZL"]
[SourceTitle "CBM 212 Extra"]
[Source "ChessBase"]
[SourceDate "2023.03.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.03.31"]
[SourceQuality "1"]

1. e4 e6 2. Nf3 d5 3. exd5 exd5 4. d4 Nf6 5. Bg5 Be7 6. Bd3 0-0 7. 0-0 c5 8. dxc5 Bxc5 9. h3 Qb6 10. Bxf6 Qxf6 11. Nc3 Be6 12. Nh2 Nc6 13. Qf3 Qe7 14. Rfe1 Qd7 15. Qh5 h6 16. Bb5 a6 17. Ba4 Qd6 18. Bxc6 Qxc6 19. Nf3 b5 20. Ne5 Qb7 21. Nd3 Bb6 22. Rad1 Rad8 23. Nb4 d4 24. Ne2 a5 25. Nd3 Rd5 26. Qf3 Rd7 27. Qxb7 Rxb7 28. Nef4 Bxa2 29. Ra1 Bc4 30. b3 Bxd3 31. Nxd3 Rc7 32. Ra2 Ra8 33. Re5 b4 34. Rb5 Rc6 35. Kf1 Ra7 36. Ke2 Kf8 37. Kf3 Ke7 38. Ke4 Re6+ 39. Re5 f5+ 40. Kxf5 g6+ 41. Ke4 Rxe5+ 42. Kxe5 Kf7 43. Kf4 Kf6 44. g4 Re7 45. h4 g5+ 46. hxg5+ hxg5+ 47. Kf3 Re8 48. Ra1 Re7 49. Rh1 Kg6 50. Re1 Kf6 51. Rxe7 Kxe7 52. Ke4 Ke6 53. f3 Kf6 54. Ne5 Ke6 55. Nc4 Bc5 56. Nxa5 Bb6 57. Nc6 Bc5 58. Nxd4+ Kf6 59. Ne2 Bd6 60. f4 gxf4 61. Nxf4 Kg5 62. Nd3 Kxg4 63. Kd4 Kf5 64. Kc4 Ke6 65. Nxb4 Bxb4 66. Kxb4 Kd6 67. c4 Kc6 68. c5 Kb7 69. Kb5 Kc7 70. c6 Kb8 71. Kb6 Ka8 72. Kc7 Ka7 73. Kd8 Ka8 74. b4 Ka7 75. c7 Kb6 76. c8Q Kb5 77. Qc5+ Ka4 78. b5 Kb3 79. b6 Ka4 80. b7 Kb3 81. b8R+ Ka2 82. Qa7# 1-0

[Event "NZL-ch op-B 130th"]
[Site "Wellington"]
[Date "2023.01.08"]
[Round "7"]
[White "Zhao, Oliver"]
[Black "Si, William"]
[Result "1-0"]
[ECO "C78"]
[WhiteElo "1470"]
[BlackElo "1203"]
[PlyCount "69"]
[EventDate "2023.01.02"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NZL"]
[SourceTitle "CBM 212 Extra"]
[Source "ChessBase"]
[SourceDate "2023.03.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.03.31"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 b5 5. Bb3 Nf6 6. 0-0 Bc5 7. d3 h6 8. Nc3 0-0 9. h3 Bb7 10. a4 b4 11. Nd5 a5 12. Be3 Bxe3 13. Nxe3 d6 14. Qd2 Ne7 15. Rac1 c5 16. Nh4 Kh8 17. Nhf5 Nxf5 18. Nxf5 Bc8 19. Ne3 Bb7 20. f4 Qe7 21. Nf5 Qd8 22. fxe5 dxe5 23. Nxh6 gxh6 24. Qxh6+ Nh7 25. Rf5 Ra6 26. Qh5 Qd4+ 27. Kh2 Rg6 28. Bxf7 Rg7 29. Rcf1 Qd7 30. Bg6 Rxf5 31. Rxf5 Kg8 32. Rxe5 Qxa4 33. Re8+ Nf8 34. Rxf8+ Kxf8 35. Qh8+ 1-0

[Event "NZL-ch op-B 130th"]
[Site "Wellington"]
[Date "2023.01.07"]
[Round "6"]
[White "Si, William"]
[Black "Ng, Lok Jim Lauren"]
[Result "1/2-1/2"]
[ECO "B40"]
[WhiteElo "1203"]
[BlackElo "1417"]
[PlyCount "77"]
[EventDate "2023.01.02"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NZL"]
[SourceTitle "CBM 212 Extra"]
[Source "ChessBase"]
[SourceDate "2023.03.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.03.31"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 e6 3. Nc3 d5 4. exd5 exd5 5. Bb5+ Bd7 6. Bxd7+ Qxd7 7. d4 c4 8. 0-0 Nc6 9. Re1+ Be7 10. Ne5 Nxe5 11. Rxe5 Nf6 12. Bg5 0-0-0 13. Bxf6 Bxf6 14. Rxd5 Qe6 15. Rc5+ Kb8 16. d5 Qd6 17. Rxc4 Bxc3 18. Rxc3 Qxd5 19. Rd3 Qa5 20. Rxd8+ Rxd8 21. Qf3 Qd2 22. Rf1 Qxc2 23. Qg3+ Ka8 24. Qxg7 a6 25. h3 Rd1 26. Rxd1 Qxd1+ 27. Kh2 Qd6+ 28. Qg3 Qf6 29. b3 Ka7 30. Qe3+ Ka8 31. Qd2 h5 32. Qc2 h4 33. Qc8+ Ka7 34. Qc5+ Ka8 35. Qc8+ Ka7 36. Qc5+ Ka8 37. Qc8+ Ka7 38. Qc5+ Ka8 39. Qc8+ 1/2-1/2

[Event "NZL-ch op-B 130th"]
[Site "Wellington"]
[Date "2023.01.06"]
[Round "5"]
[White "Lu, Xiahan Luna"]
[Black "Si, William"]
[Result "1-0"]
[ECO "D38"]
[WhiteElo "1480"]
[BlackElo "1203"]
[PlyCount "107"]
[EventDate "2023.01.02"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NZL"]
[SourceTitle "CBM 212 Extra"]
[Source "ChessBase"]
[SourceDate "2023.03.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.03.31"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nc3 d5 4. Bg5 Bb4 5. e3 h6 6. Bxf6 Qxf6 7. Nf3 Bxc3+ 8. bxc3 Nc6 9. cxd5 exd5 10. Be2 Bg4 11. Qb3 0-0 12. Qxd5 Be6 13. Qb5 Nd8 14. 0-0 a6 15. Qb2 Bd5 16. c4 Bxf3 17. Bxf3 Rb8 18. c5 Ne6 19. Qc2 Ng5 20. Be2 Ra8 21. Rab1 Qc6 22. Qb3 Rab8 23. Rfc1 Qe6 24. Qxe6 Nxe6 25. Rc2 Rfc8 26. Rcb2 b5 27. cxb6 Rxb6 28. Rxb6 cxb6 29. Bxa6 Rc2 30. Rxb6 Rxa2 31. Rb8+ Kh7 32. Bd3+ g6 33. h3 Rd2 34. Bc4 Kg7 35. Rb7 Kf6 36. d5 Nf8 37. d6 Rxd6 38. f4 Ne6 39. Kf2 Rd2+ 40. Kf3 Rc2 41. Bd5 Rc7 42. Rb6 Rd7 43. e4 Ke7 44. g4 Rd6 45. Rb4 Rd7 46. f5 gxf5 47. gxf5 Ng5+ 48. Kg4 Kf6 49. h4 Nh7 50. Kf4 Ke7 51. Bc6 Rc7 52. Rb6 Nf6 53. Bd5 Kf8 54. Rb8+ 1-0

[Event "NZL-ch U18 op"]
[Site "Wellington"]
[Date "2023.01.05"]
[Round "3"]
[White "Loke, Kayden"]
[Black "Si, William"]
[Result "1-0"]
[ECO "C54"]
[WhiteElo "1972"]
[BlackElo "1203"]
[PlyCount "69"]
[EventDate "2023.01.02"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "NZL"]
[SourceTitle "CBM 212 Extra"]
[Source "ChessBase"]
[SourceDate "2023.03.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.03.31"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. c3 Nf6 5. d4 exd4 6. cxd4 Bb4+ 7. Nc3 Bxc3+ 8. bxc3 Nxe4 9. 0-0 0-0 10. Qc2 Nf6 11. Bg5 h6 12. Bh4 d6 13. Rae1 Bg4 14. a4 Bxf3 15. gxf3 Kh8 16. f4 d5 17. Ba2 Qd6 18. Re5 Nxe5 19. fxe5 Qe6 20. exf6 Qg4+ 21. Bg3 c6 22. Bb1 g6 23. Qd2 Qg5 24. Qxg5 hxg5 25. f4 gxf4 26. Rxf4 Rfe8 27. Rh4+ Kg8 28. Bd3 Re3 29. Bf1 Rxc3 30. Bf4 Re8 31. Bg2 Rc4 32. Bh6 Re1+ 33. Kf2 g5 34. Rh3 g4 35. Rh4 1-0

[Event "NZL-ch op-B 130th"]
[Site "Wellington"]
[Date "2023.01.05"]
[Round "4"]
[White "Si, William"]
[Black "Bates, Daniel"]
[Result "1-0"]
[ECO "B13"]
[WhiteElo "1203"]
[BlackElo "1791"]
[PlyCount "97"]
[EventDate "2023.01.02"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NZL"]
[SourceTitle "CBM 212 Extra"]
[Source "ChessBase"]
[SourceDate "2023.03.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.03.31"]
[SourceQuality "1"]

1. e4 c6 2. Nf3 d5 3. exd5 cxd5 4. d4 Nc6 5. Bb5 Bg4 6. Bxc6+ bxc6 7. h3 Bh5 8. Nc3 Nf6 9. 0-0 e6 10. Bg5 Be7 11. Qd3 Qb6 12. Rab1 Bxf3 13. gxf3 h6 14. Be3 Rd8 15. b3 c5 16. Na4 Qc7 17. dxc5 Nh5 18. Qd4 e5 19. Qg4 Nf6 20. Qb4 Rb8 21. Qe1 d4 22. Bd2 Nd7 23. Ba5 Qc6 24. Qe4 Qb5 25. Bc7 Rc8 26. Bxe5 0-0 27. Kh1 Bf6 28. Bxf6 Nxf6 29. Qxd4 Qe2 30. Qd3 Qe6 31. Kg2 Nd5 32. Qe4 Qc6 33. c4 Nf6 34. Qxc6 Rxc6 35. Rbd1 Nh5 36. Rd6 Rc7 37. b4 Re8 38. b5 Re2 39. b6 axb6 40. cxb6 Rce7 41. c5 R7e5 42. b7 Rg5+ 43. Kh1 Ng3+ 44. fxg3 Rxg3 45. b8Q+ Kh7 46. Qb1+ g6 47. Rf2 Rxf2 48. c6 Rgg2 49. Qg1 1-0

[Event "NZL-ch op-B 130th"]
[Site "Wellington"]
[Date "2023.01.04"]
[Round "3"]
[White "Cooke, Xandi"]
[Black "Si, William"]
[Result "1-0"]
[ECO "E22"]
[WhiteElo "1612"]
[BlackElo "1203"]
[PlyCount "105"]
[EventDate "2023.01.02"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NZL"]
[SourceTitle "CBM 212 Extra"]
[Source "ChessBase"]
[SourceDate "2023.03.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.03.31"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qc2 Bxc3+ 5. Qxc3 d5 6. cxd5 Nxd5 7. Qb3 0-0 8. Nf3 Nc6 9. Bg5 Qd7 10. e3 h6 11. Bh4 Nb6 12. Bb5 a6 13. Ne5 Qe8 14. Bxc6 bxc6 15. Rc1 Bd7 16. Qc3 Nd5 17. Qc5 Rb8 18. b3 Rb5 19. Qa3 Nb4 20. Rc4 Nd5 21. Qxa6 Rb6 22. Qa3 f6 23. Nd3 Qc8 24. e4 Ra6 25. Qc5 Nb6 26. Rc2 Qa8 27. Nb4 Ra5 28. Qc3 c5 29. Nd3 cxd4 30. Qxd4 Rxa2 31. Rc1 Qa5+ 32. b4 Qh5 33. 0-0 Qxh4 34. Rxc7 Ra6 35. Nc5 e5 36. Qd3 Raa8 37. Nxd7 Nxd7 38. Qxd7 Qg5 39. Qe6+ Kh8 40. Rb1 Qf4 41. Qd7 Rg8 42. Qc6 Rad8 43. b5 Rd2 44. Rf1 Rgd8 45. Rc8 Qg4 46. Rxd8+ Rxd8 47. b6 Qd7 48. Qxd7 Rxd7 49. Rb1 Rb7 50. Kf1 Kh7 51. Ke2 Kg6 52. Kd3 Kg5 53. Kc4 1-0

[Event "NZL-ch op-B 130th"]
[Site "Wellington"]
[Date "2023.01.03"]
[Round "2"]
[White "Si, William"]
[Black "Yang, Edison J"]
[Result "1/2-1/2"]
[ECO "C01"]
[WhiteElo "1203"]
[BlackElo "1492"]
[PlyCount "101"]
[EventDate "2023.01.02"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NZL"]
[SourceTitle "CBM 212 Extra"]
[Source "ChessBase"]
[SourceDate "2023.03.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.03.31"]
[SourceQuality "1"]

1. e4 e6 2. Nf3 d5 3. exd5 exd5 4. d4 Nf6 5. Nc3 Bd6 6. Bd3 0-0 7. 0-0 c6 8. Bg5 Bg4 9. h3 Bh5 10. Re1 Nbd7 11. Be2 Qc7 12. Bxf6 Nxf6 13. Nd2 Bxe2 14. Rxe2 b5 15. Nf3 a5 16. Re1 a4 17. Ne2 b4 18. c3 Rfb8 19. Qc2 a3 20. bxa3 Rxa3 21. cxb4 Bxb4 22. Reb1 Ne4 23. Rb3 Qa5 24. Rxa3 Bxa3 25. Ng3 Nc3 26. Ne2 Bb2 27. Rf1 Nxe2+ 28. Qxe2 Qxa2 29. Re1 h6 30. Qc2 Qc4 31. Qxc4 dxc4 32. Rb1 c3 33. Ne1 Rd8 34. Nc2 Re8 35. Kf1 c5 36. dxc5 Rc8 37. Ne1 Rxc5 38. Nd3 Rb5 39. Nxb2 Rxb2 40. Rc1 c2 41. Ke2 Kh7 42. Kd2 Kg6 43. Rxc2 Rxc2+ 44. Kxc2 Kf5 45. Kd2 Ke4 46. Ke2 f5 47. g3 g5 48. f3+ Ke5 49. Ke3 h5 50. f4+ gxf4+ 51. gxf4+ 1/2-1/2

[Event "NZL-ch U18 op"]
[Site "Wellington"]
[Date "2023.01.03"]
[Round "1"]
[White "Suggate, Romero"]
[Black "Si, William"]
[Result "1-0"]
[ECO "C65"]
[WhiteElo "2049"]
[BlackElo "1203"]
[PlyCount "57"]
[EventDate "2023.01.02"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "NZL"]
[SourceTitle "CBM 212 Extra"]
[Source "ChessBase"]
[SourceDate "2023.03.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.03.31"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 Nf6 4. d3 Bd6 5. 0-0 0-0 6. Bg5 a6 7. Ba4 h6 8. Bh4 b5 9. Bb3 Be7 10. Nc3 d6 11. h3 Nh7 12. Bxe7 Qxe7 13. a4 b4 14. Nd5 Qd8 15. a5 Nf6 16. Qd2 Rb8 17. Ra4 Be6 18. Nxb4 Nxb4 19. Rxb4 Bxb3 20. Rxb3 Rxb3 21. cxb3 Qb8 22. Qc3 Rc8 23. Qc4 Qb7 24. Rc1 Nd7 25. b4 c5 26. Nh4 g6 27. Nxg6 Nf8 28. Nh4 Rd8 29. Nf5 1-0

[Event "NZL-ch op-B 130th"]
[Site "Wellington"]
[Date "2023.01.02"]
[Round "1"]
[White "McDonald, Duncan"]
[Black "Si, William"]
[Result "1-0"]
[ECO "C54"]
[WhiteElo "1681"]
[BlackElo "1203"]
[PlyCount "79"]
[EventDate "2023.01.02"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NZL"]
[SourceTitle "CBM 212 Extra"]
[Source "ChessBase"]
[SourceDate "2023.03.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.03.31"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. c3 Nf6 5. d4 exd4 6. e5 Ng8 7. cxd4 Bb6 8. 0-0 d6 9. Re1 Nge7 10. Ng5 d5 11. Bb5 Bd7 12. e6 Bxe6 13. Nxe6 fxe6 14. Bxc6+ bxc6 15. Qh5+ g6 16. Qe5 Rf8 17. Bh6 Rf5 18. Qxe6 Bxd4 19. Qg8+ Kd7 20. Qe6+ Ke8 21. Qxc6+ Kf7 22. Qe6+ Ke8 23. Re2 Rb8 24. Nc3 Rb6 25. Qg8+ Kd7 26. Qxh7 Rxb2 27. Rxb2 Bxc3 28. Rab1 Bxb2 29. Rxb2 Qe8 30. Re2 Rf7 31. Bg7 Qb8 32. Qh3+ Nf5 33. Bb2 Qb4 34. Qd3 c6 35. Ba3 Qd4 36. Qb1 Qc3 37. Qb7+ Kd8 38. Qb8+ Kd7 39. Qe8+ Kc7 40. Qxf7+ 1-0

