[Event "Eastern Asia-ch U16"]
[Site "Tornelo INT"]
[Date "2021.10.31"]
[Round "8"]
[White "Chai, Chang Yik"]
[Black "Hardik, Madan"]
[Result "1-0"]
[ECO "E11"]
[WhiteElo "1312"]
[BlackElo "1130"]
[PlyCount "55"]
[EventDate "2021.10.29"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NET"]
[SourceTitle "CBM 205 Extra"]
[Source "ChessBase"]
[SourceDate "2022.01.31"]
[SourceVersion "1"]
[SourceVersionDate "2022.01.31"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nf3 Bb4+ 4. Bd2 Qe7 5. e3 b6 6. a3 Bxd2+ 7. Nbxd2 Bb7 8. Bd3 d5 9. cxd5 exd5 10. 0-0 0-0 11. Rc1 c5 12. Bb1 Nbd7 13. Qe2 Ne4 14. dxc5 Ndxc5 15. b4 Ba6 16. Qd1 Bb5 17. bxc5 Bxf1 18. Qxf1 Nxc5 19. Nd4 g6 20. Ba2 Rad8 21. Nc6 Qd6 22. Nxd8 Rxd8 23. Nb1 Ne4 24. f3 Nc5 25. Rd1 Qe5 26. Qe1 f5 27. Qc3 Qd6 28. Bxd5+ 1-0

[Event "Eastern Asia-ch U16"]
[Site "Tornelo INT"]
[Date "2021.10.31"]
[Round "9"]
[White "Mujahid, Bin Yazeed"]
[Black "Chai, Chang Yik"]
[Result "1-0"]
[ECO "A03"]
[WhiteElo "1189"]
[BlackElo "1312"]
[PlyCount "67"]
[EventDate "2021.10.29"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NET"]
[SourceTitle "CBM 205 Extra"]
[Source "ChessBase"]
[SourceDate "2022.01.31"]
[SourceVersion "1"]
[SourceVersionDate "2022.01.31"]
[SourceQuality "1"]

1. f4 d5 2. Nf3 Nf6 3. e3 g6 4. d4 Bg7 5. Bd3 b6 6. 0-0 Bb7 7. c3 Nbd7 8. Nbd2 0-0 9. Qe2 c5 10. a3 Ne4 11. Ne5 f5 12. Ndf3 Ndf6 13. Bxe4 Nxe4 14. dxc5 bxc5 15. Rd1 Qc8 16. Qc2 Qc7 17. c4 e6 18. h4 Rfd8 19. Bd2 Rd6 20. b4 cxb4 21. Bxb4 Rdd8 22. Rac1 Rac8 23. Qb3 a5 24. Bxa5 Qxa5 25. Qxb7 Qxa3 26. Qf7+ Kh8 27. Re1 Qd6 28. h5 Rc7 29. cxd5 Rxc1 30. Rxc1 Qxd5 31. Rc7 Qd1+ 32. Kh2 Rg8 33. Qxe6 Bxe5 34. Qxe5+ 1-0

[Event "Eastern Asia-ch U16"]
[Site "Tornelo INT"]
[Date "2021.10.31"]
[Round "7"]
[White "Satiaseelan, Vahhiin"]
[Black "Chai, Chang Yik"]
[Result "1/2-1/2"]
[ECO "D02"]
[WhiteElo "1061"]
[BlackElo "1312"]
[PlyCount "116"]
[EventDate "2021.10.29"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NET"]
[SourceTitle "CBM 205 Extra"]
[Source "ChessBase"]
[SourceDate "2022.01.31"]
[SourceVersion "1"]
[SourceVersionDate "2022.01.31"]
[SourceQuality "1"]

1. d4 d5 2. Bf4 Nf6 3. Nd2 Bf5 4. e3 e6 5. Ngf3 c6 6. c3 Nbd7 7. Nh4 Bg6 8. Nxg6 hxg6 9. Bd3 Nh5 10. Qg4 Nxf4 11. Qxf4 Nf6 12. Nf3 Bd6 13. Ne5 Qc7 14. Qg3 Ne4 15. Bxe4 Bxe5 16. dxe5 dxe4 17. Qf4 Rh5 18. Qxe4 Rxe5 19. Qf4 Qa5 20. b4 Qb5 21. Qh4 Rh5 22. Qd4 Rd8 23. a4 Qa6 24. Qe4 Rhd5 25. c4 Rd2 26. 0-0 Qb6 27. b5 c5 28. a5 Qc7 29. Rfb1 Qd7 30. g3 Qd3 31. Qxb7 Qe2 32. Rf1 Rd1 33. Qc6+ Kf8 34. Raxd1 Rxd1 35. Qc8+ Ke7 36. Qxc5+ Kf6 37. Rxd1 Qxd1+ 38. Kg2 e5 39. Qc6+ Kg5 40. Qf3 Qd3 41. h4+ Kh6 42. Qg4 f5 43. Qg5+ Kh7 44. h5 Qe4+ 45. Kh2 gxh5 46. Qxh5+ Kg8 47. Qe8+ Kh7 48. Qc6 Qg4 49. Qg2 Qxc4 50. Qc6 Qg4 51. b6 Qd1 52. b7 e4 53. b8Q Qh5+ 54. Kg2 Qf3+ 55. Kf1 Qd1+ 56. Kg2 Qf3+ 57. Kh2 Qh5+ 58. Kg2 Qf3+ 1/2-1/2

[Event "Eastern Asia-ch U16"]
[Site "Tornelo INT"]
[Date "2021.10.30"]
[Round "6"]
[White "Chai, Chang Yik"]
[Black "Chinguun, Sumiya"]
[Result "0-1"]
[ECO "E91"]
[WhiteElo "1312"]
[BlackElo "2022"]
[PlyCount "74"]
[EventDate "2021.10.29"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NET"]
[SourceTitle "CBM 205 Extra"]
[Source "ChessBase"]
[SourceDate "2022.01.31"]
[SourceVersion "1"]
[SourceVersionDate "2022.01.31"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Nf3 0-0 6. Be2 Nbd7 7. b4 a5 8. Ba3 axb4 9. Bxb4 c5 10. dxc5 dxc5 11. e5 Nh5 12. g4 Nf4 13. Ba3 Nxe2 14. Nb5 Nd4 15. Nfxd4 cxd4 16. f4 Rxa3 17. Nxa3 Qa5+ 18. Ke2 Qxa3 19. Qxd4 Nc5 20. Rhd1 Bxg4+ 21. Kf2 Bxd1 22. Rxd1 Ne6 23. Qd7 Nxf4 24. Qxb7 Qxa2+ 25. Kg3 Bxe5 26. Rd7 Nh3+ 27. Kf3 Qf2+ 28. Ke4 Bd6 29. c5 Qxc5 30. Rxd6 exd6 31. Qd7 Qf5+ 32. Ke3 Qxd7 33. Ke4 Re8+ 34. Kd4 Qa4+ 35. Kd5 Nf4+ 36. Kxd6 Re6+ 37. Kc5 Rc6# 0-1

[Event "Eastern Asia-ch U16"]
[Site "Tornelo INT"]
[Date "2021.10.30"]
[Round "4"]
[White "Chai, Chang Yik"]
[Black "Velarde, Jerish John"]
[Result "0-1"]
[ECO "A43"]
[WhiteElo "1312"]
[BlackElo "1697"]
[PlyCount "100"]
[EventDate "2021.10.29"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NET"]
[SourceTitle "CBM 205 Extra"]
[Source "ChessBase"]
[SourceDate "2022.01.31"]
[SourceVersion "1"]
[SourceVersionDate "2022.01.31"]
[SourceQuality "1"]

1. d4 c5 2. d5 b5 3. e4 Qb6 4. a4 b4 5. a5 Qg6 6. Qf3 d6 7. h3 Qf6 8. Bd3 Qxf3 9. Nxf3 g6 10. h4 Bg4 11. Nh2 Bd7 12. Nf3 Bg4 13. Nh2 h5 14. f4 Nd7 15. Nxg4 hxg4 16. g3 Bg7 17. Nd2 e6 18. dxe6 fxe6 19. Nc4 Ke7 20. Kf2 Rf8 21. Re1 Nb8 22. e5 d5 23. Nd6 Rh6 24. f5 gxf5 25. Bg5+ Kd7 26. Bb5+ Nc6 27. Bxc6+ Kxc6 28. Bxh6 Nxh6 29. c4 d4 30. Re2 Bxe5 31. Rxe5 Kxd6 32. Rae1 Rf6 33. b3 Nf7 34. R5e2 e5 35. Kg2 e4 36. Rf1 Ke5 37. Ref2 Nh6 38. Rf4 Ra6 39. Ra1 d3 40. Kf2 Kd4 41. Ke1 Kc3 42. Rf2 Kxb3 43. Rc1 Rxa5 44. Rf1 Ra2 45. Kd1 a5 46. Rf4 a4 47. Rf1 a3 48. Rf4 Rg2 49. Rf1 e3 50. Re1 Rd2# 0-1

[Event "Eastern Asia-ch U16"]
[Site "Tornelo INT"]
[Date "2021.10.30"]
[Round "5"]
[White "Witer, Axel Aldrich"]
[Black "Chai, Chang Yik"]
[Result "0-1"]
[ECO "D15"]
[BlackElo "1312"]
[PlyCount "126"]
[EventDate "2021.10.29"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NET"]
[SourceTitle "CBM 205 Extra"]
[Source "ChessBase"]
[SourceDate "2022.01.31"]
[SourceVersion "1"]
[SourceVersionDate "2022.01.31"]
[SourceQuality "1"]

1. d4 d5 2. Nf3 Nf6 3. c4 c6 4. Nc3 a6 5. cxd5 cxd5 6. e3 b5 7. a3 Bf5 8. Bd3 Bxd3 9. Qxd3 e6 10. 0-0 Be7 11. b4 Nbd7 12. Bb2 Nb6 13. Nd2 0-0 14. h3 Nc4 15. Nxc4 bxc4 16. Qc2 Qc7 17. Rfb1 Rfb8 18. Bc1 Rb7 19. Bd2 Rab8 20. Rb2 Ne8 21. Rab1 Qd7 22. f3 Nc7 23. Kh1 Nb5 24. Qa4 Nxc3 25. Qxd7 Rxd7 26. Bxc3 Rdb7 27. a4 Bd8 28. a5 Be7 29. Kg1 f6 30. Kf2 Kf7 31. e4 Bd6 32. g3 g5 33. e5 fxe5 34. dxe5 Be7 35. g4 Kg6 36. b5 axb5 37. a6 Ra7 38. Rxb5 Rxb5 39. Rxb5 Rxa6 40. Ke3 Ra7 41. Ra5 Rxa5 42. Bxa5 Bc5+ 43. Ke2 d4 44. Bd2 d3+ 45. Kd1 Bd4 46. f4 c3 47. Be1 gxf4 48. h4 Bxe5 49. Bf2 Bf6 50. g5 Bg7 51. Bg1 Kh5 52. Bf2 Kg4 53. Kc1 e5 54. Kd1 e4 55. Ke1 e3 56. Bg1 Kh3 57. Kf1 Kg3 58. h5 Kf3 59. Bf2 d2 60. g6 d1Q+ 61. Be1 Qxe1+ 62. Kxe1 c2 63. gxh7 c1R# 0-1

[Event "Eastern Asia-ch U16"]
[Site "Tornelo INT"]
[Date "2021.10.29"]
[Round "1"]
[White "Aaryan, Varshney"]
[Black "Chai, Chang Yik"]
[Result "1-0"]
[ECO "D15"]
[WhiteElo "1764"]
[BlackElo "1312"]
[PlyCount "79"]
[EventDate "2021.10.29"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NET"]
[SourceTitle "CBM 205 Extra"]
[Source "ChessBase"]
[SourceDate "2022.01.31"]
[SourceVersion "1"]
[SourceVersionDate "2022.01.31"]
[SourceQuality "1"]

1. d4 d5 2. c4 c6 3. Nf3 Nf6 4. Nc3 a6 5. e3 b5 6. b3 Bf5 7. Bd3 Bxd3 8. Qxd3 e6 9. 0-0 Bd6 10. Bb2 0-0 11. Rac1 Nbd7 12. h3 Rc8 13. Rc2 Bb8 14. Rfc1 Nb6 15. cxd5 cxd5 16. Ne2 Qd7 17. Ne5 Bxe5 18. dxe5 Ne4 19. f3 Rxc2 20. Rxc2 Ng5 21. h4 Nxf3+ 22. gxf3 Qe7 23. Qd4 Nd7 24. Rc7 f5 25. exf6 Rxf6 26. Nf4 Rf5 27. Qxg7+ Qxg7+ 28. Bxg7 Ne5 29. Bxe5 Rxe5 30. Kf2 Rf5 31. Nxe6 Rh5 32. Rc8+ Kf7 33. Ng5+ Kg6 34. Kg3 a5 35. Kg4 d4 36. exd4 h6 37. Rc6+ Kg7 38. Kxh5 a4 39. Rc7+ Kf6 40. Rf7# 1-0

[Event "Eastern Asia-ch U16"]
[Site "Tornelo INT"]
[Date "2021.10.29"]
[Round "2"]
[White "Chai, Chang Yik"]
[Black "Lau, Yu Cheung Adrian"]
[Result "1-0"]
[ECO "D07"]
[WhiteElo "1312"]
[PlyCount "21"]
[EventDate "2021.10.29"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NET"]
[SourceTitle "CBM 205 Extra"]
[Source "ChessBase"]
[SourceDate "2022.01.31"]
[SourceVersion "1"]
[SourceVersionDate "2022.01.31"]
[SourceQuality "1"]

1. d4 d5 2. c4 Nc6 3. Nf3 Bg4 4. e3 e6 5. Bd3 Nb4 6. Qa4+ Nc6 7. Ne5 Bh5 8. Nxc6 Qd7 9. cxd5 exd5 10. Bb5 Qg4 11. Ne5+ 1-0

[Event "Eastern Asia-ch U16"]
[Site "Tornelo INT"]
[Date "2021.10.29"]
[Round "3"]
[White "Nguyen, Duc Sang"]
[Black "Chai, Chang Yik"]
[Result "1-0"]
[ECO "D15"]
[WhiteElo "1615"]
[BlackElo "1312"]
[PlyCount "83"]
[EventDate "2021.10.29"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NET"]
[SourceTitle "CBM 205 Extra"]
[Source "ChessBase"]
[SourceDate "2022.01.31"]
[SourceVersion "1"]
[SourceVersionDate "2022.01.31"]
[SourceQuality "1"]

1. d4 d5 2. Nf3 Nf6 3. c4 c6 4. Nc3 a6 5. a4 Bf5 6. Qb3 Ra7 7. c5 Nbd7 8. h3 Ne4 9. Bf4 g6 10. e3 Bg7 11. g4 Be6 12. Qc2 f5 13. Nxe4 fxe4 14. Nd2 0-0 15. Bg2 Rf7 16. 0-0 h6 17. Qb3 g5 18. Bg3 Nf8 19. f3 exf3 20. Rxf3 Ng6 21. Raf1 Bf6 22. Kh1 Qd7 23. Qd3 Kg7 24. R3f2 Ra8 25. Bf3 Rh8 26. Bd1 h5 27. gxh5 Bxh3 28. Qxg6+ Kf8 29. Rg1 e6 30. Rxf6 Bf5 31. Rxf7+ Qxf7 32. Bd6+ Ke8 33. Qxf7+ Kxf7 34. Rxg5 Rh7 35. Nf3 Be4 36. Kh2 Kf6 37. Be5+ Kf7 38. Bf4 Bf5 39. Ne5+ Ke7 40. Bg4 Be4 41. Ng6+ Kf7 42. Bxe6+ 1-0

[Event "Penang op-B 11th"]
[Site "Penang"]
[Date "2019.12.11"]
[Round "4"]
[White "Chai, Chang Yik"]
[Black "Tham, Tick Hong Jax"]
[Result "1/2-1/2"]
[ECO "A40"]
[WhiteElo "1434"]
[BlackElo "1837"]
[PlyCount "75"]
[EventDate "2019.12.09"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "MAS"]
[SourceTitle "CBM 193 Extra"]
[Source "ChessBase"]
[SourceDate "2020.01.31"]
[SourceVersion "1"]
[SourceVersionDate "2020.01.31"]
[SourceQuality "1"]

1. d4 e6 2. c4 Bb4+ 3. Bd2 Bxd2+ 4. Qxd2 Nf6 5. Nc3 d6 6. g3 Qe7 7. e3 0-0 8. Bg2 e5 9. Nge2 c6 10. 0-0 e4 11. b4 Be6 12. c5 Bc4 13. cxd6 Qe6 14. Rfc1 Bxe2 15. Qxe2 Re8 16. Qc2 Nbd7 17. b5 Nb6 18. bxc6 bxc6 19. Na4 Rac8 20. Nc5 Qxd6 21. Nxe4 Nxe4 22. Bxe4 g6 23. Bg2 Re7 24. Qd1 Rec7 25. Rc3 c5 26. dxc5 Qxd1+ 27. Rxd1 Rxc5 28. Rxc5 Rxc5 29. Rd2 Rc1+ 30. Bf1 Ra1 31. Kg2 Kg7 32. Bd3 Kf6 33. Bb5 Ke7 34. Kf3 Rb1 35. a4 Rb4 36. Rd4 Rb2 37. Rh4 h5 38. Rd4 1/2-1/2

[Event "Vientiane op"]
[Site "Vientiane"]
[Date "2018.12.23"]
[Round "9"]
[White "Faruq, Afifa Ayyun"]
[Black "Chai, Chang Yik"]
[Result "1-0"]
[ECO "C47"]
[WhiteElo "1793"]
[BlackElo "1342"]
[PlyCount "117"]
[EventDate "2018.12.18"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "LAO"]
[SourceTitle "CBM 187 Extra"]
[Source "ChessBase"]
[SourceDate "2018.11.04"]
[SourceVersion "1"]
[SourceVersionDate "2018.11.04"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Nxd4 Nf6 5. Nc3 Bb4 6. Nxc6 bxc6 7. Bd3 d5 8. exd5 cxd5 9. 0-0 0-0 10. Bg5 c6 11. Qf3 Be7 12. h3 h6 13. Bh4 Rb8 14. b3 Rb4 15. Bg3 c5 16. a3 Rb6 17. Rae1 Bb7 18. Be5 d4 19. Ne4 Qd5 20. Bxf6 Bxf6 21. Bc4 Qd8 22. Qh5 Qc8 23. Nxc5 g6 24. Qxg6+ Bg7 25. Qh5 Rg6 26. Qxg6 Qxc5 27. Re8 Qc7 28. Rfe1 Qf4 29. Qg3 Qxg3 30. fxg3 h5 31. R8e7 Bc8 32. Rxf7 Rxf7 33. Re7 Bf5 34. Rxf7 Bg6 35. Rxa7+ Kh7 36. Bd3 Bxd3 37. cxd3 Kh6 38. Rxg7 Kxg7 39. a4 Kf6 40. a5 Ke6 41. a6 Kd6 42. a7 Kc5 43. a8Q Kb4 44. Qa4+ Kc3 45. Qc4+ Kd2 46. b4 h4 47. b5 hxg3 48. b6 Ke2 49. b7 Kd2 50. b8R Ke3 51. Rb2 Kf4 52. Qxd4+ Kf5 53. Rb5+ Ke6 54. Qb6+ Kd7 55. Rd5+ Ke7 56. Qc7+ Ke6 57. Qc6+ Ke7 58. Rd7+ Ke8 59. Qc8# 1-0

[Event "Vientiane op"]
[Site "Vientiane"]
[Date "2018.12.22"]
[Round "8"]
[White "Chai, Chang Yik"]
[Black "Aayush, Bhattacherjee"]
[Result "1-0"]
[ECO "D53"]
[WhiteElo "1342"]
[BlackElo "1532"]
[PlyCount "119"]
[EventDate "2018.12.18"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "LAO"]
[SourceTitle "CBM 187 Extra"]
[Source "ChessBase"]
[SourceDate "2018.11.04"]
[SourceVersion "1"]
[SourceVersionDate "2018.11.04"]
[SourceQuality "1"]

1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. Bg5 Be7 5. Nf3 h6 6. Bh4 c6 7. e3 Nbd7 8. Bd3 Qc7 9. 0-0 dxc4 10. Bxc4 0-0 11. Rc1 Nb6 12. Bb3 Ng4 13. Bxe7 Qxe7 14. h3 Nf6 15. Ne5 Nbd7 16. f4 Nd5 17. Qf3 Nxe5 18. fxe5 Qg5 19. Nxd5 exd5 20. Qf4 Qxf4 21. exf4 Bf5 22. g4 Be4 23. Bc2 Bxc2 24. Rxc2 f5 25. b4 a6 26. Kh2 Rf7 27. Kg3 Kf8 28. a4 Ke7 29. b5 axb5 30. axb5 Ra3+ 31. Kh4 Kd7 32. bxc6+ bxc6 33. Rb1 Ra7 34. Rb6 Rc7 35. Kh5 fxg4 36. Kxg4 Rf8 37. f5 Ra8 38. Rc3 Ra4 39. Rd3 Rc4 40. Kh5 Rc1 41. Rb8 Rg1 42. h4 Ke7 43. Rf3 Kf7 44. Rf4 Rg2 45. e6+ Ke7 46. Rg4 Rxg4 47. Kxg4 c5 48. dxc5 Rxc5 49. Rb7+ Kf8 50. Kh5 d4 51. Kg6 Rd5 52. f6 gxf6 53. Kxf6 Ke8 54. Rb8+ Rd8 55. Rxd8+ Kxd8 56. Kf7 d3 57. e7+ Kc7 58. e8Q d2 59. Qe2 Kc6 60. Qxd2 1-0

[Event "Vientiane op"]
[Site "Vientiane"]
[Date "2018.12.21"]
[Round "7"]
[White "Cheah, Hoang Vu Jonathan"]
[Black "Chai, Chang Yik"]
[Result "0-1"]
[ECO "C56"]
[WhiteElo "1218"]
[BlackElo "1342"]
[PlyCount "40"]
[EventDate "2018.12.18"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "LAO"]
[SourceTitle "CBM 187 Extra"]
[Source "ChessBase"]
[SourceDate "2018.11.04"]
[SourceVersion "1"]
[SourceVersionDate "2018.11.04"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. c3 Nf6 5. d4 exd4 6. 0-0 d6 7. cxd4 Bb6 8. e5 dxe5 9. dxe5 Qxd1 10. Rxd1 Ng4 11. Rd2 0-0 12. Nc3 Ngxe5 13. Nxe5 Nxe5 14. Bb3 Bf5 15. Nd5 Rfe8 16. Nxb6 axb6 17. Re2 Nf3+ 18. gxf3 Rxe2 19. Kf1 Rae8 20. Bf4 Bh3+ 0-1

[Event "Vientiane op"]
[Site "Vientiane"]
[Date "2018.12.20"]
[Round "6"]
[White "Chai, Chang Yik"]
[Black "Rangkaew, Katunchalee"]
[Result "0-1"]
[ECO "A52"]
[WhiteElo "1342"]
[BlackElo "1466"]
[PlyCount "104"]
[EventDate "2018.12.18"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "LAO"]
[SourceTitle "CBM 187 Extra"]
[Source "ChessBase"]
[SourceDate "2018.11.04"]
[SourceVersion "1"]
[SourceVersionDate "2018.11.04"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e5 3. dxe5 Ng4 4. e3 Nxe5 5. Nc3 Bb4 6. Bd2 b6 7. Be2 Qg5 8. Bf3 Nbc6 9. Qe2 Bb7 10. Nh3 Nxf3+ 11. Qxf3 Qc5 12. Qg4 0-0 13. a3 Bxc3 14. Bxc3 Ne5 15. Qg3 f6 16. 0-0 d6 17. b3 a5 18. a4 d5 19. Bxe5 fxe5 20. Qxe5 Rae8 21. Qd4 Qxd4 22. exd4 dxc4 23. bxc4 Re4 24. Ng5 Rg4 25. Ne6 Rxg2+ 26. Kh1 Rg6+ 27. d5 Rxe6 28. f3 Re3 29. Kg2 Rc3 30. Rac1 Ra3 31. Ra1 Rxa1 32. Rxa1 Rf4 33. Rc1 Ba6 34. c5 Rd4 35. d6 cxd6 36. c6 Rc4 37. Rxc4 Bxc4 38. Kf2 Kf7 39. Ke3 Ke6 40. Kd4 Bd5 41. c7 Bb7 42. f4 Kd7 43. Kc4 Kxc7 44. Kb5 Bc6+ 45. Ka6 Bxa4 46. h4 Bd1 47. f5 a4 48. f6 gxf6 49. h5 Be2+ 50. Ka7 a3 51. h6 a2 52. Ka8 a1R# 0-1

[Event "Vientiane op"]
[Site "Vientiane"]
[Date "2018.12.20"]
[Round "5"]
[White "Footrakul, Tiwat"]
[Black "Chai, Chang Yik"]
[Result "0-1"]
[ECO "C50"]
[BlackElo "1342"]
[PlyCount "86"]
[EventDate "2018.12.18"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "LAO"]
[SourceTitle "CBM 187 Extra"]
[Source "ChessBase"]
[SourceDate "2018.11.04"]
[SourceVersion "1"]
[SourceVersionDate "2018.11.04"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. d3 h6 5. c3 a6 6. b4 Ba7 7. Qb3 Qe7 8. 0-0 Nf6 9. Be3 d6 10. Bxa7 Rxa7 11. a4 Bg4 12. Nbd2 0-0 13. h3 Bd7 14. Rfe1 Nh5 15. Nf1 Nf4 16. Ng3 Qf6 17. Kh2 Nxh3 18. gxh3 Qxf3 19. Ra2 g6 20. Re3 Qf4 21. Kg2 Nd8 22. Rf3 Qg5 23. Kh2 Ne6 24. Ne2 Qh5 25. Ng1 Ng5 26. Rg3 Kg7 27. a5 c6 28. Qc2 f5 29. exf5 gxf5 30. Qe2 Qh4 31. Nf3 Qh5 32. Nxg5 Qxe2 33. Rxe2 hxg5 34. Rxg5+ Kf6 35. h4 Rh8 36. Kg1 Raa8 37. Re3 f4 38. Re1 Rxh4 39. Rg2 Rah8 40. Kf1 Bh3 41. Kg1 Bxg2 42. Kxg2 Rh3 43. Rd1 f3+ 0-1

[Event "Vientiane op"]
[Site "Vientiane"]
[Date "2018.12.19"]
[Round "4"]
[White "Chai, Chang Yik"]
[Black "Chongstitwattana, Cholapat"]
[Result "1/2-1/2"]
[ECO "A85"]
[WhiteElo "1342"]
[BlackElo "1524"]
[PlyCount "57"]
[EventDate "2018.12.18"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "LAO"]
[SourceTitle "CBM 187 Extra"]
[Source "ChessBase"]
[SourceDate "2018.11.04"]
[SourceVersion "1"]
[SourceVersionDate "2018.11.04"]
[SourceQuality "1"]

1. d4 e6 2. c4 f5 3. Nc3 Bb4 4. Nf3 Nf6 5. Bd2 0-0 6. e3 b6 7. Bd3 Bb7 8. 0-0 Bxc3 9. Bxc3 Ne4 10. Re1 Qe8 11. Nd2 Qg6 12. f3 Nxc3 13. bxc3 Nc6 14. Qc2 Qh5 15. Nf1 d6 16. Rab1 Ba6 17. Qa4 Na5 18. Qd7 Qf7 19. Qxf7+ Rxf7 20. Nd2 c5 21. Rf1 Rd8 22. Kf2 e5 23. d5 f4 24. e4 g5 25. h3 h5 26. Be2 Kg7 27. Rg1 h4 28. Rh1 Rb8 29. Rb2 1/2-1/2

[Event "Vientiane op"]
[Site "Vientiane"]
[Date "2018.12.19"]
[Round "3"]
[White "Smit, Gabriel"]
[Black "Chai, Chang Yik"]
[Result "1-0"]
[ECO "D11"]
[WhiteElo "1658"]
[BlackElo "1342"]
[PlyCount "79"]
[EventDate "2018.12.18"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "LAO"]
[SourceTitle "CBM 187 Extra"]
[Source "ChessBase"]
[SourceDate "2018.11.04"]
[SourceVersion "1"]
[SourceVersionDate "2018.11.04"]
[SourceQuality "1"]

1. Nf3 d5 2. d4 Nf6 3. c4 c6 4. e3 Bg4 5. Qb3 Qc7 6. Nc3 e6 7. Ne5 Bh5 8. Bd2 a6 9. Rc1 Nbd7 10. cxd5 Nxe5 11. dxe5 Nxd5 12. Nxd5 exd5 13. Qxd5 Rd8 14. Qa5 Qxa5 15. Bxa5 Rd5 16. Bc3 b5 17. e4 Rd7 18. Be2 Bg6 19. Bg4 Rd3 20. Ke2 Bxe4 21. f3 Bg6 22. Rhd1 h5 23. Bh3 Rxd1 24. Rxd1 c5 25. Ba5 c4 26. Rd8+ Ke7 27. Ra8 Bd3+ 28. Ke3 f5 29. Bb4+ Kf7 30. e6+ Kxe6 31. Rxf8 Rh6 32. Ra8 Kd5 33. Rd8+ Ke5 34. f4+ Ke6 35. Rd6+ Kf7 36. Rxh6 gxh6 37. g3 Bb1 38. a3 Be4 39. Kd4 Ke6 40. Bf1 1-0

[Event "Vientiane op"]
[Site "Vientiane"]
[Date "2018.12.18"]
[Round "2"]
[White "Chai, Chang Yik"]
[Black "Teh, Boon Quen"]
[Result "1-0"]
[ECO "E94"]
[WhiteElo "1342"]
[PlyCount "47"]
[EventDate "2018.12.18"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "LAO"]
[SourceTitle "CBM 187 Extra"]
[Source "ChessBase"]
[SourceDate "2018.11.04"]
[SourceVersion "1"]
[SourceVersionDate "2018.11.04"]
[SourceQuality "1"]

1. d4 g6 2. c4 Nf6 3. Nc3 d6 4. e4 e5 5. Nf3 Nbd7 6. Be2 Bg7 7. 0-0 0-0 8. d5 Re8 9. Ne1 Nc5 10. Qc2 Ng4 11. b4 Nxh2 12. Kxh2 Qh4+ 13. Kg1 Nd7 14. Qd3 Nf6 15. Nf3 Qg4 16. Nxe5 Qxg2+ 17. Kxg2 Rxe5 18. Bf4 Re8 19. Rh1 Bd7 20. Nb5 Bxb5 21. cxb5 Nxe4 22. Bh6 Bxa1 23. Rxa1 Nf6 24. Qd4 1-0

[Event "Vientiane op"]
[Site "Vientiane"]
[Date "2018.12.18"]
[Round "1"]
[White "Maneesorn, Kankawee"]
[Black "Chai, Chang Yik"]
[Result "1-0"]
[ECO "C67"]
[WhiteElo "1915"]
[BlackElo "1342"]
[PlyCount "41"]
[EventDate "2018.12.18"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "LAO"]
[SourceTitle "CBM 187 Extra"]
[Source "ChessBase"]
[SourceDate "2018.11.04"]
[SourceVersion "1"]
[SourceVersionDate "2018.11.04"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 Nf6 4. 0-0 Nxe4 5. Re1 Nd6 6. Bf1 e4 7. Nc3 f5 8. d3 Nf7 9. dxe4 fxe4 10. Bc4 Be7 11. Qd5 0-0 12. Ng5 Bxg5 13. Bxg5 Nb4 14. Qxf7+ Rxf7 15. Bxd8 d5 16. Nxd5 Nxc2 17. Nxc7 Be6 18. Bxe6 Rxd8 19. Rad1 Rc8 20. Re2 Rcxc7 21. Rd8# 1-0

[Event "Laos op"]
[Site "Vientiane"]
[Date "2018.01.07"]
[Round "9"]
[White "Chai, Chang Yik"]
[Black "Sorncharoensap, Poramet"]
[Result "0-1"]
[ECO "D37"]
[WhiteElo "1123"]
[BlackElo "1495"]
[PlyCount "68"]
[EventDate "2018.01.03"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "LAO"]
[SourceTitle "CBM 182 Extra"]
[Source "ChessBase"]
[SourceDate "2018.02.23"]
[SourceVersion "1"]
[SourceVersionDate "2018.02.23"]
[SourceQuality "1"]

1. d4 d5 2. c4 e6 3. Nc3 c6 4. Bf4 Nf6 5. Nf3 Nbd7 6. e3 Bb4 7. Bd3 0-0 8. 0-0 Bxc3 9. bxc3 b6 10. Qc2 a5 11. Ne5 Bb7 12. Bg5 Kh8 13. Bxf6 Nxf6 14. f4 c5 15. Rab1 Rc8 16. cxd5 Nxd5 17. Qd2 f6 18. Nc4 cxd4 19. cxd4 Nb4 20. Be2 Rf7 21. Nxb6 Qxb6 22. a3 Qc6 23. Bf3 Nd5 24. e4 Qc3 25. Qc1 Qxd4+ 26. Kh1 Rxc1 27. Rfxc1 Nc3 28. Rb2 h6 29. Rbc2 Nxe4 30. Rc4 Nf2+ 31. Kg1 Qb6 32. Bh5 Nd3+ 33. Kh1 Qf2 34. Rd1 Qxg2# 0-1

[Event "Laos op"]
[Site "Vientiane"]
[Date "2018.01.06"]
[Round "7"]
[White "Le, Phi Lan"]
[Black "Chai, Chang Yik"]
[Result "1-0"]
[ECO "D14"]
[WhiteElo "1372"]
[BlackElo "1123"]
[PlyCount "85"]
[EventDate "2018.01.03"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "LAO"]
[SourceTitle "CBM 182 Extra"]
[Source "ChessBase"]
[SourceDate "2018.02.23"]
[SourceVersion "1"]
[SourceVersionDate "2018.02.23"]
[SourceQuality "1"]

1. d4 d5 2. c4 c6 3. Nc3 Nf6 4. cxd5 cxd5 5. Bf4 Bf5 6. e3 e6 7. Bb5+ Nc6 8. Nf3 Bd6 9. Bg3 a6 10. Bd3 Bg6 11. a3 Qc7 12. 0-0 0-0 13. b4 b5 14. Rc1 Rab8 15. Bxg6 fxg6 16. Qc2 Rbc8 17. Qa2 Bxg3 18. hxg3 Qb7 19. Rfe1 Nd8 20. Ne2 Rf7 21. Nf4 Rfc7 22. Rc5 Ne4 23. Rxc7 Qxc7 24. Nxd5 Qc2 25. Qxc2 Rxc2 26. Nf4 Nxf2 27. Ng5 Ng4 28. Nfxe6 Nxe6 29. Nxe6 Kf7 30. Nc5 Rc3 31. e4 Rxa3 32. e5 Ke7 33. d5 Re3 34. d6+ Kd8 35. Rxe3 Nxe3 36. e6 Nc4 37. Nb7+ Kc8 38. d7+ Kxb7 39. d8Q Ne5 40. Qd5+ Kc8 41. e7 Nc6 42. e8Q+ Kc7 43. Qdxc6# 1-0

[Event "Laos op"]
[Site "Vientiane"]
[Date "2018.01.06"]
[Round "6"]
[White "Lee, Christopher C"]
[Black "Chai, Chang Yik"]
[Result "1-0"]
[ECO "A09"]
[WhiteElo "1747"]
[BlackElo "1123"]
[PlyCount "91"]
[EventDate "2018.01.03"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "LAO"]
[SourceTitle "CBM 182 Extra"]
[Source "ChessBase"]
[SourceDate "2018.02.23"]
[SourceVersion "1"]
[SourceVersionDate "2018.02.23"]
[SourceQuality "1"]

1. Nf3 d5 2. c4 d4 3. b4 e6 4. Bb2 c5 5. g3 Nf6 6. d3 Bd6 7. bxc5 Bxc5 8. Bg2 Qa5+ 9. Nbd2 Nc6 10. 0-0 0-0 11. Nb3 Qb6 12. Rb1 e5 13. Nbxd4 exd4 14. Bxd4 Bxd4 15. Rxb6 Bxb6 16. d4 Rd8 17. e3 Bg4 18. h3 Bh5 19. Qb3 Ne4 20. g4 Bg6 21. c5 Na5 22. Qb5 Nc3 23. Qb2 Na4 24. Qb4 Bd3 25. cxb6 Bxf1 26. Bxf1 Nxb6 27. Qxa5 Rd5 28. Qa3 h5 29. Bd3 hxg4 30. hxg4 g6 31. Qe7 Rd7 32. Qg5 Kg7 33. Ne5 Rh8 34. Bxg6 fxg6 35. Qxg6+ Kf8 36. Qf6+ Kg8 37. Nxd7 Nxd7 38. Qe6+ Kf8 39. Qxd7 Rh7 40. Qxh7 b5 41. d5 b4 42. d6 b3 43. Qe7+ Kg8 44. axb3 a5 45. d7 a4 46. d8Q# 1-0

[Event "Laos op"]
[Site "Vientiane"]
[Date "2018.01.05"]
[Round "5"]
[White "Chai, Chang Yik"]
[Black "Laosaengpha, Napat"]
[Result "1/2-1/2"]
[ECO "E13"]
[WhiteElo "1123"]
[BlackElo "1517"]
[PlyCount "48"]
[EventDate "2018.01.03"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "LAO"]
[SourceTitle "CBM 182 Extra"]
[Source "ChessBase"]
[SourceDate "2018.02.23"]
[SourceVersion "1"]
[SourceVersionDate "2018.02.23"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Nf3 b6 5. Bf4 Bb7 6. e3 Ne4 7. Qc2 g5 8. Bg3 h5 9. Bd3 f5 10. h3 Bxc3+ 11. bxc3 d6 12. Rd1 Nd7 13. c5 bxc5 14. Qb3 Bd5 15. c4 Bc6 16. Bf1 Rb8 17. Qa3 Nb6 18. Nd2 cxd4 19. exd4 Nxg3 20. Qxg3 Qf6 21. Nf3 Rg8 22. h4 g4 23. Ng5 Nd7 24. Qe3 e5 1/2-1/2

[Event "Laos op"]
[Site "Vientiane"]
[Date "2018.01.05"]
[Round "4"]
[White "Soukaloun, Detdamlong"]
[Black "Chai, Chang Yik"]
[Result "0-1"]
[ECO "C50"]
[WhiteElo "1305"]
[BlackElo "1123"]
[PlyCount "102"]
[EventDate "2018.01.03"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "LAO"]
[SourceTitle "CBM 182 Extra"]
[Source "ChessBase"]
[SourceDate "2018.02.23"]
[SourceVersion "1"]
[SourceVersionDate "2018.02.23"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. h3 Nf6 5. Nc3 d6 6. d3 h6 7. a3 a6 8. 0-0 0-0 9. Ba2 Nd4 10. Nd5 Be6 11. Be3 c6 12. Nxf6+ Qxf6 13. Nxd4 Bxd4 14. Bxd4 exd4 15. f4 Bxa2 16. Rxa2 Qe6 17. Ra1 d5 18. f5 Qd6 19. Qg4 Rfe8 20. f6 g6 21. Rae1 Re5 22. Qh4 Rh5 23. Qf4 Qxf4 24. Rxf4 Re5 25. Kf2 Rae8 26. Rh4 Kh7 27. Rf4 h5 28. g4 g5 29. Rf5 Rxf5+ 30. exf5 Rxe1 31. Kxe1 hxg4 32. hxg4 Kg8 33. c3 dxc3 34. bxc3 Kf8 35. Ke2 Ke8 36. Ke3 c5 37. d4 c4 38. Kd2 Kd7 39. Kc2 b5 40. Kb2 Kc6 41. Ka2 a5 42. Kb2 b4 43. axb4 axb4 44. cxb4 Kb5 45. Kc3 Ka4 46. Kb2 Kxb4 47. Kc2 c3 48. Kc1 Kc4 49. Kc2 Kxd4 50. Kc1 Kd3 51. Kb1 Kd2 0-1

[Event "Laos op"]
[Site "Vientiane"]
[Date "2018.01.04"]
[Round "3"]
[White "Chai, Chang Yik"]
[Black "Ng, Jun Fung Isaac"]
[Result "0-1"]
[ECO "E92"]
[WhiteElo "1123"]
[BlackElo "1594"]
[PlyCount "80"]
[EventDate "2018.01.03"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "LAO"]
[SourceTitle "CBM 182 Extra"]
[Source "ChessBase"]
[SourceDate "2018.02.23"]
[SourceVersion "1"]
[SourceVersionDate "2018.02.23"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Nf3 0-0 6. Be2 e5 7. dxe5 dxe5 8. Qxd8 Rxd8 9. Bg5 Re8 10. 0-0-0 c6 11. Rd6 Nbd7 12. Rhd1 h6 13. Bh4 g5 14. Bg3 Bf8 15. R6d2 Bb4 16. Bd3 g4 17. Nh4 Nc5 18. Re2 Nh5 19. Nb1 Nf4 20. Bxf4 exf4 21. Bc2 Ba5 22. Rd6 Be6 23. Nd2 Bc7 24. e5 Bxd6 25. exd6 a5 26. Re5 b6 27. Ne4 Nxe4 28. Bxe4 Bd7 29. Re7 Rxe7 30. dxe7 Re8 31. Nf5 Bxf5 32. Bxf5 h5 33. f3 gxf3 34. gxf3 Rxe7 35. Be4 c5 36. a4 Kg7 37. Kd2 Kf6 38. h4 Ke5 39. Kc3 Rd7 40. Bd3 f5 0-1

[Event "Laos op"]
[Site "Vientiane"]
[Date "2018.01.04"]
[Round "2"]
[White "Khumnorkaew, Tupfah"]
[Black "Chai, Chang Yik"]
[Result "1-0"]
[ECO "A90"]
[WhiteElo "2066"]
[BlackElo "1123"]
[PlyCount "79"]
[EventDate "2018.01.03"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "LAO"]
[SourceTitle "CBM 182 Extra"]
[Source "ChessBase"]
[SourceDate "2018.02.23"]
[SourceVersion "1"]
[SourceVersionDate "2018.02.23"]
[SourceQuality "1"]

1. c4 c6 2. Nf3 d5 3. g3 e6 4. Bg2 Bd6 5. 0-0 f5 6. b3 Nf6 7. d4 0-0 8. Bb2 Bd7 9. Nbd2 Be8 10. Ne5 Nbd7 11. Ndf3 Bh5 12. Qc2 Ne4 13. Nxd7 Qxd7 14. Ne5 Qe8 15. f3 Bxe5 16. fxe4 Bc7 17. cxd5 exd5 18. exd5 Qxe2 19. Qxe2 Bxe2 20. Rfe1 Bg4 21. dxc6 bxc6 22. Bxc6 Rad8 23. Kg2 Rf6 24. Rac1 Bb6 25. d5 Rf7 26. Ba3 Rc7 27. d6 Rcc8 28. Bd5+ Kh8 29. d7 Rb8 30. Bd6 Rxd7 31. Bxb8 h6 32. h3 Rxd5 33. hxg4 fxg4 34. Bf4 g5 35. Be3 Bxe3 36. Rxe3 Rd2+ 37. Kg1 Rxa2 38. Re7 Rd2 39. Rc8+ Rd8 40. Rxd8# 1-0

[Event "Laos op"]
[Site "Vientiane"]
[Date "2018.01.03"]
[Round "1"]
[White "Chai, Chang Yik"]
[Black "Toh, Joseph"]
[Result "1-0"]
[ECO "D20"]
[WhiteElo "1123"]
[BlackElo "2059"]
[PlyCount "17"]
[EventDate "2018.01.03"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "LAO"]
[SourceTitle "CBM 182 Extra"]
[Source "ChessBase"]
[SourceDate "2018.02.23"]
[SourceVersion "1"]
[SourceVersionDate "2018.02.23"]
[SourceQuality "1"]

1. d4 d5 2. c4 dxc4 3. Nc3 a6 4. e4 e5 5. Nf3 exd4 6. Qxd4 Qxd4 7. Nxd4 c5 8. Nc2 Be6 9. f4 1-0

[Event "Penang op-B 9th"]
[Site "Penang"]
[Date "2017.12.04"]
[Round "1"]
[White "Chai, Chang Yik"]
[Black "Hoe, Chew Ming Thomas"]
[Result "0-1"]
[ECO "D94"]
[WhiteElo "1136"]
[BlackElo "1738"]
[PlyCount "118"]
[EventDate "2017.12.04"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "MAS"]
[SourceTitle "CBM 182 Extra"]
[Source "ChessBase"]
[SourceDate "2018.02.23"]
[SourceVersion "1"]
[SourceVersionDate "2018.02.23"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 c5 3. e3 g6 4. Nc3 Bg7 5. Nf3 0-0 6. Bd3 cxd4 7. exd4 d5 8. 0-0 Nc6 9. a3 Bg4 10. cxd5 Nxd4 11. Be2 Nxe2+ 12. Qxe2 Nxd5 13. Nxd5 Qxd5 14. h3 Bxf3 15. Qxf3 Qxf3 16. gxf3 Rfd8 17. Bg5 f6 18. Be3 b6 19. Rad1 Kf7 20. Rfe1 e5 21. Kg2 g5 22. Kg3 f5 23. Bxg5 f4+ 24. Kg2 Rxd1 25. Rxd1 Ke6 26. Bh4 Rc8 27. Rd8 Rxd8 28. Bxd8 Kd5 29. Bc7 Kc4 30. Bb8 a6 31. Ba7 b5 32. b4 Kb3 33. h4 h5 34. Kg1 Kxa3 35. Bc5 Ka4 36. Bd6 Bf6 37. Kh2 a5 38. bxa5 Kxa5 39. Ba3 b4 40. Bb2 Ka4 41. Bc1 Kb3 42. Bd2 Bxh4 43. Kg2 Be7 44. Kh3 Kc2 45. Bxb4 Bxb4 46. Kh4 Kd2 47. Kxh5 Ke2 48. Kg4 Kxf2 49. Kf5 Kxf3 50. Kxe5 Ke3 51. Kd5 f3 52. Kc4 f2 53. Kxb4 f1Q 54. Kc5 Qf6 55. Kd5 Kd3 56. Kc5 Qe6 57. Kb4 Qb6+ 58. Ka3 Kc3 59. Ka2 Qb2# 0-1

