[Event "VIE Cup"]
[Site "Hanoi"]
[Date "2021.??.??"]
[Round "1"]
[White "Bui, Trong Hao"]
[Black "Nguyen, Van Khanh Duy"]
[Result "1-0"]
[ECO "D02"]
[WhiteElo "2190"]
[BlackElo "2452"]
[PlyCount "85"]
[EventDate "2021.05.03"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "VIE"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. d4 d5 2. Nf3 Nf6 3. Bf4 e6 4. e3 Bd6 5. Bg3 0-0 6. Be2 b6 7. 0-0 Ba6 8. Nbd2 Bxg3 9. hxg3 Bxe2 10. Qxe2 Nbd7 11. c4 c6 12. Rfc1 Rc8 13. Nb3 c5 14. a4 Rc7 15. a5 Qb8 16. axb6 axb6 17. cxd5 exd5 18. Qb5 Ne4 19. Nbd2 Nd6 20. Qa6 Qb7 21. dxc5 Nxc5 22. Qxb7 Rxb7 23. Rc2 Nb5 24. Nd4 Nxd4 25. exd4 Ne6 26. Nb3 Rd8 27. Kf1 Kf8 28. Ke2 Ke7 29. Kd3 Kd7 30. Ra6 Rc8 31. Rc3 Nd8 32. Na1 Ne6 33. Nc2 Nc7 34. Ra1 Nb5 35. Rxc8 Kxc8 36. Ne3 Rd7 37. Ra8+ Kc7 38. Rh8 h6 39. Nf5 g6 40. Nxh6 Nd6 41. Ng4 Ne4 42. f3 Nxg3 43. Nf6 1-0

[Event "VIE Cup"]
[Site "Hanoi"]
[Date "2021.??.??"]
[Round "2"]
[White "Nguyen, Van Khanh Duy"]
[Black "Nguyen, Duc Nhan"]
[Result "0-1"]
[ECO "C20"]
[WhiteElo "2452"]
[BlackElo "2424"]
[PlyCount "11"]
[EventDate "2021.05.03"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "VIE"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. e4 e5 2. c4 Bc5 3. Ne2 Qh4 4. g3 Qxe4 5. Nbc3 Qxh1 6. b4 0-1

[Event "VIE-ch U17"]
[Site "Hai Phong"]
[Date "2018.07.12"]
[Round "8"]
[White "Nguyen, Van Khanh Duy"]
[Black "Du, Xuan Tung Lam"]
[Result "1/2-1/2"]
[ECO "B40"]
[WhiteElo "1764"]
[BlackElo "1777"]
[PlyCount "92"]
[EventDate "2018.07.07"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "VIE"]
[SourceTitle "EXT 2019"]
[Source "ChessBase"]
[SourceDate "2018.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2018.10.10"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 e6 3. c3 d5 4. Bd3 Nc6 5. 0-0 c4 6. Bc2 Bc5 7. d4 cxd3 8. Qxd3 Nf6 9. e5 Ng4 10. Qb5 Qb6 11. Qxb6 Bxb6 12. Bf4 Bc7 13. Ba4 f6 14. Re1 0-0 15. Bxc6 bxc6 16. h3 fxe5 17. Bxe5 Bxe5 18. Nxe5 Nxf2 19. Nd2 Rf5 20. Re3 Ne4 21. Nxc6 Nxd2 22. Ne7+ Kf7 23. Nxf5 exf5 24. Rd3 Nc4 25. Rxd5 Nxb2 26. Rb1 Na4 27. Rd3 Be6 28. a3 Nc5 29. Rf3 Rd8 30. Rb5 Ne4 31. Rb7+ Rd7 32. Rxd7+ Bxd7 33. c4 Be6 34. Rb3 a6 35. Rb7+ Kf6 36. Rb6 Ke5 37. Rxa6 Bxc4 38. Ra7 Kf6 39. a4 Bd3 40. Rc7 Nd6 41. Rd7 Ke5 42. Rxg7 f4 43. a5 Kd5 44. a6 Bxa6 45. Rxh7 Bd3 46. Ra7 Ke5 1/2-1/2

[Event "VIE-ch U17"]
[Site "Hai Phong"]
[Date "2018.07.11"]
[Round "7"]
[White "Vo, Kim Cang"]
[Black "Nguyen, Van Khanh Duy"]
[Result "1/2-1/2"]
[ECO "E73"]
[WhiteElo "1772"]
[BlackElo "1764"]
[PlyCount "77"]
[EventDate "2018.07.07"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "VIE"]
[SourceTitle "EXT 2019"]
[Source "ChessBase"]
[SourceDate "2018.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2018.10.10"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Be2 0-0 6. Bg5 Nbd7 7. Qd2 Re8 8. 0-0-0 e5 9. d5 Qe7 10. h4 a6 11. g4 Qf8 12. h5 Nc5 13. f3 h6 14. Be3 g5 15. Bf1 Nh7 16. Bxc5 dxc5 17. Nge2 Rd8 18. Ng3 Qe8 19. Qe3 Bf8 20. Kd2 Bd6 21. Ke1 Rb8 22. Rh2 Nf6 23. Rc2 Bd7 24. Rb1 Qf8 25. Nd1 Ne8 26. Nf2 Ng7 27. a3 a5 28. b3 b6 29. Rcb2 Ra8 30. Nd3 Ra7 31. Be2 f6 32. Nf5 Nxf5 33. exf5 Kf7 34. Bd1 Rb8 35. Qd2 Qe7 36. Qc3 Qf8 37. Nf2 Qe7 38. Ne4 Kf8 39. Qd2 1/2-1/2

[Event "VIE-ch U17"]
[Site "Hai Phong"]
[Date "2018.07.09"]
[Round "4"]
[White "Nguyen, Quang Trung"]
[Black "Nguyen, Van Khanh Duy"]
[Result "1/2-1/2"]
[ECO "D00"]
[WhiteElo "1784"]
[BlackElo "1764"]
[PlyCount "98"]
[EventDate "2018.07.07"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "VIE"]
[SourceTitle "EXT 2019"]
[Source "ChessBase"]
[SourceDate "2018.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2018.10.10"]
[SourceQuality "1"]

1. d4 Nf6 2. Bg5 g6 3. Bxf6 exf6 4. Nf3 Bg7 5. e3 0-0 6. Bd3 d5 7. 0-0 f5 8. c4 c5 9. Nc3 Be6 10. cxd5 Bxd5 11. Nxd5 Qxd5 12. dxc5 Qxc5 13. Qb3 Qb6 14. Qxb6 axb6 15. Rfb1 Nc6 16. a4 Nb4 17. Bb5 Rfd8 18. Ra3 Rd6 19. Rb3 Na6 20. Kf1 Rc8 21. Rd3 Rxd3 22. Bxd3 Nc5 23. Bc2 Ne4 24. Bd1 Rc4 25. b3 Rc3 26. Ke1 Kf8 27. Ng1 Rd3 28. Bc2 Rc3 29. Bxe4 fxe4 30. Kd2 Rd3+ 31. Ke1 Bc3+ 32. Ke2 Rd2+ 33. Kf1 Be5 34. h3 Ke7 35. Ne2 Kd6 36. Ke1 Rd3 37. Rd1 Kc5 38. Nc1 Rc3 39. Kd2 b5 40. axb5 Kxb5 41. f3 f5 42. fxe4 fxe4 43. Rf1 Rc7 44. Rf8 Kc6 45. Re8 Kd6 46. Ne2 Rf7 47. Ke1 Re7 48. Rxe7 Kxe7 49. Kd2 Kd6 1/2-1/2

[Event "VIE-ch U17"]
[Site "Hai Phong"]
[Date "2018.07.09"]
[Round "5"]
[White "Nguyen, Van Khanh Duy"]
[Black "Ngo, Hoang Long"]
[Result "1-0"]
[ECO "C10"]
[WhiteElo "1764"]
[BlackElo "1758"]
[PlyCount "62"]
[EventDate "2018.07.07"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "VIE"]
[SourceTitle "EXT 2019"]
[Source "ChessBase"]
[SourceDate "2018.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2018.10.10"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. Nd2 dxe4 4. Nxe4 Nd7 5. Nf3 Ngf6 6. Bd3 Be7 7. 0-0 0-0 8. Ne5 Nxe4 9. Bxe4 Nf6 10. Bf3 Rb8 11. Bg5 Nd5 12. Bxe7 Qxe7 13. c4 Nf6 14. Qe2 Bd7 15. Rfd1 c6 16. h3 Rfd8 17. a3 Be8 18. Rd2 Qc7 19. Rad1 Qa5 20. g4 h6 21. h4 Rbc8 22. g5 hxg5 23. hxg5 Nd7 24. g6 f6 25. b4 Qxa3 26. Nxd7 Bxd7 27. d5 exd5 28. cxd5 Re8 29. dxc6 Rxe2 30. cxd7 Rd8 31. Rxe2 Qxb4 1-0

[Event "VIE-ch U17"]
[Site "Hai Phong"]
[Date "2018.07.08"]
[Round "3"]
[White "Nguyen, Van Khanh Duy"]
[Black "Nguyen, Ung Bach"]
[Result "1/2-1/2"]
[ECO "B56"]
[WhiteElo "1764"]
[BlackElo "1783"]
[PlyCount "112"]
[EventDate "2018.07.07"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "VIE"]
[SourceTitle "EXT 2019"]
[Source "ChessBase"]
[SourceDate "2018.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2018.10.10"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. f3 e5 6. Nb3 Be6 7. Nc3 Nc6 8. Be3 d5 9. exd5 Nxd5 10. Nxd5 Bxd5 11. c3 Be7 12. Bd3 0-0 13. 0-0 Na5 14. Nd2 Qc7 15. Qe2 Rac8 16. Rfd1 Rfd8 17. Bf2 Be6 18. Bg3 Qb6+ 19. Kh1 Qxb2 20. Bxe5 Bc4 21. Nxc4 Qxe2 22. Bxe2 Nxc4 23. Rxd8+ Bxd8 24. Bd4 Bb6 25. Bxc4 Bxd4 26. Bxf7+ Kxf7 27. cxd4 Ke6 28. h4 Kd5 29. Rb1 b6 30. Rb3 Rc2 31. Ra3 a5 32. Rb3 Rc6 33. a4 Kxd4 34. Rb5 g6 35. Kh2 Rc4 36. Rxb6 Rxa4 37. Rb7 Rb4 38. Rxh7 a4 39. Ra7 Kc3 40. Kg3 Kb3 41. f4 a3 42. h5 gxh5 43. f5 Rg4+ 44. Kf3 Ra4 45. Rb7+ Rb4 46. Rxb4+ Kxb4 47. f6 a2 48. f7 a1Q 49. f8Q+ Kc4 50. Qf7+ Kb4 51. Qf4+ Kc5 52. Kg3 Qg7+ 53. Kh3 Qg6 54. g3 Kd5 55. Kh4 Ke6 56. Qg5 Qe4+ 1/2-1/2

[Event "VIE-ch U17"]
[Site "Hai Phong"]
[Date "2018.07.07"]
[Round "1"]
[White "Nguyen, Van Khanh Duy"]
[Black "Do, Duc Viet"]
[Result "1-0"]
[ECO "B19"]
[WhiteElo "1764"]
[BlackElo "1779"]
[PlyCount "78"]
[EventDate "2018.07.07"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "VIE"]
[SourceTitle "EXT 2019"]
[Source "ChessBase"]
[SourceDate "2018.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2018.10.10"]
[SourceQuality "1"]

1. e4 c6 2. d4 d5 3. Nd2 dxe4 4. Nxe4 Bf5 5. Ng3 Bg6 6. Nf3 Nd7 7. h4 h6 8. Bd3 Bxd3 9. Qxd3 e6 10. Bd2 Ngf6 11. Ne2 Bd6 12. Rg1 Qc7 13. g4 Nd5 14. c4 Nf4 15. Nxf4 Bxf4 16. Bc3 0-0-0 17. Kf1 Ne5 18. Nxe5 Bxe5 19. Qe4 Bf6 20. g5 hxg5 21. hxg5 Be7 22. g6 Rh4 23. Rg4 Rdh8 24. Re1 Rxg4 25. Qxg4 Rh4 26. Qf3 Rf4 27. Qh3 Bh4 28. Re2 f5 29. Qe3 Re4 30. Qf3 Qf4 31. Qxf4 Rxf4 32. Kg2 Kd7 33. d5 cxd5 34. cxd5 exd5 35. f3 d4 36. Bd2 Bg5 37. Re5 Kd6 38. Bxf4 Bxf4 39. Rxf5 Bc1 1-0

[Event "VIE-ch U17"]
[Site "Hai Phong"]
[Date "2018.07.07"]
[Round "2"]
[White "Pham, Phu Vinh"]
[Black "Nguyen, Van Khanh Duy"]
[Result "1-0"]
[ECO "D53"]
[WhiteElo "1775"]
[BlackElo "1764"]
[PlyCount "53"]
[EventDate "2018.07.07"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "VIE"]
[SourceTitle "EXT 2019"]
[Source "ChessBase"]
[SourceDate "2018.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2018.10.10"]
[SourceQuality "1"]

1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. Bg5 Be7 5. e3 c6 6. Nf3 dxc4 7. Bxc4 b5 8. Bd3 Nbd7 9. 0-0 a6 10. Bxf6 Nxf6 11. Ne4 Nxe4 12. Bxe4 Bb7 13. Ne5 0-0 14. Bxc6 Bxc6 15. Nxc6 Qd6 16. Nxe7+ Qxe7 17. Qd2 h5 18. Rfc1 h4 19. h3 Rfc8 20. Rc2 Qb7 21. Rac1 Kh7 22. Qd3+ Kh6 23. Rc5 Rxc5 24. Rxc5 Rd8 25. Rh5+ Kxh5 26. Qh7+ Kg5 27. Qxg7+ 1-0

[Event "VIE-ch U13"]
[Site "Ho Chi Minh City"]
[Date "2014.07.18"]
[Round "9"]
[White "Nguyen, Van Khanh Duy"]
[Black "Nguyen, Tien Anh"]
[Result "0-1"]
[ECO "B90"]
[WhiteElo "1797"]
[BlackElo "1646"]
[PlyCount "68"]
[EventDate "2014.07.13"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "VIE"]
[SourceTitle "EXT 2016"]
[Source "ChessBase"]
[SourceDate "2015.10.08"]
[SourceVersion "1"]
[SourceVersionDate "2015.10.08"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Be3 e5 7. Nde2 Be7 8. f4 Nbd7 9. f5 b5 10. Ng3 h5 11. Bd3 Bb7 12. a3 Ng4 13. Bg1 Bh4 14. Qf3 Qg5 15. h3 0-0-0 16. Bxb5 axb5 17. Nxb5 Nc5 18. Bxc5 dxc5 19. 0-0 Ne3 20. Rfe1 Nxg2 21. Qc3 Qe7 22. Kxg2 Bxg3 23. Qxg3 Rd2+ 24. Kh1 Bc6 25. a4 Rhd8 26. Rac1 Kb7 27. c4 R8d3 28. Re3 Bxe4+ 29. Kg1 Rg2+ 30. Qxg2 Bxg2 31. Rxd3 Qg5 32. Kh2 Qf4+ 33. Kg1 e4 34. Rd2 e3 0-1

[Event "VIE-ch U13"]
[Site "Ho Chi Minh City"]
[Date "2014.07.17"]
[Round "7"]
[White "Luong, Duy Loc"]
[Black "Nguyen, Van Khanh Duy"]
[Result "1/2-1/2"]
[ECO "D02"]
[WhiteElo "1671"]
[BlackElo "1797"]
[PlyCount "76"]
[EventDate "2014.07.13"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "VIE"]
[SourceTitle "EXT 2016"]
[Source "ChessBase"]
[SourceDate "2015.10.08"]
[SourceVersion "1"]
[SourceVersionDate "2015.10.08"]
[SourceQuality "1"]

1. d4 d5 2. Nf3 e6 3. Bf4 Nf6 4. e3 Be7 5. h3 b6 6. Be2 Bb7 7. 0-0 0-0 8. Nbd2 Nbd7 9. c3 c5 10. Qb1 a6 11. b4 c4 12. a4 b5 13. axb5 axb5 14. Qb2 Qb6 15. Ne5 h6 16. Ndf3 Rxa1 17. Rxa1 Ra8 18. Nxd7 Nxd7 19. Ne5 Nxe5 20. Bxe5 Rxa1+ 21. Qxa1 Qa6 22. Qxa6 Bxa6 23. Kf1 f6 24. Bc7 Kf7 25. Ke1 f5 26. Bh5+ g6 27. Be2 Bb7 28. Bf4 Bg5 29. Bc7 Bc6 30. g3 Bd7 31. Bf3 Bc6 32. Ke2 Bf6 33. Bg2 h5 34. h4 g5 35. hxg5 Bxg5 36. Kf3 Kg6 37. Be5 Bb7 38. Bf1 Bc6 1/2-1/2

[Event "VIE-ch U13"]
[Site "Ho Chi Minh City"]
[Date "2014.07.17"]
[Round "8"]
[White "Nguyen, Van Khanh Duy"]
[Black "Nguyen, Cong Tai"]
[Result "0-1"]
[ECO "A05"]
[WhiteElo "1797"]
[BlackElo "1757"]
[PlyCount "80"]
[EventDate "2014.07.13"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "VIE"]
[SourceTitle "EXT 2016"]
[Source "ChessBase"]
[SourceDate "2015.10.08"]
[SourceVersion "1"]
[SourceVersionDate "2015.10.08"]
[SourceQuality "1"]

1. Nf3 Nf6 2. g3 g6 3. Bg2 Bg7 4. 0-0 0-0 5. d3 d6 6. Nbd2 c5 7. Rb1 Nc6 8. b3 Rb8 9. Bb2 b5 10. c4 a6 11. d4 bxc4 12. Nxc4 Na5 13. Ne3 Nb7 14. dxc5 Nxc5 15. Nd4 Bb7 16. Nc6 Bxc6 17. Bxc6 Qc7 18. Bg2 Qa5 19. Ra1 Rfc8 20. Bxf6 Bxf6 21. Nd5 Qd8 22. Nxf6+ exf6 23. Qd2 Qe7 24. Rad1 Rd8 25. b4 Ne6 26. a3 Nc7 27. Rc1 d5 28. Rc6 Rd6 29. Rfc1 Rxc6 30. Rxc6 Kg7 31. Bxd5 Nxd5 32. Qxd5 Qxe2 33. Kg2 Rd8 34. Qc4 Rd3 35. Qf4 f5 36. Rxa6 Rd1 37. Rd6 Qf1+ 38. Kf3 Qh1+ 39. Ke2 Qe1+ 40. Kf3 Qe4+ 0-1

[Event "VIE-ch U13"]
[Site "Ho Chi Minh City"]
[Date "2014.07.16"]
[Round "6"]
[White "Nguyen, Van Khanh Duy"]
[Black "Cao, Xuan An"]
[Result "1/2-1/2"]
[ECO "E61"]
[WhiteElo "1797"]
[BlackElo "1810"]
[PlyCount "59"]
[EventDate "2014.07.13"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "VIE"]
[SourceTitle "EXT 2016"]
[Source "ChessBase"]
[SourceDate "2015.10.08"]
[SourceVersion "1"]
[SourceVersionDate "2015.10.08"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e3 0-0 5. Nf3 d6 6. Be2 Nbd7 7. 0-0 e5 8. Qc2 b6 9. b3 Bb7 10. Nd2 Re8 11. Bf3 Bxf3 12. Nxf3 Nh5 13. Bb2 f5 14. dxe5 Nxe5 15. Nxe5 Bxe5 16. Ne2 Qf6 17. Bxe5 Rxe5 18. Rad1 Rae8 19. Rd4 g5 20. Ng3 Nxg3 21. hxg3 Qf7 22. Qd2 Qh5 23. Rd5 Qf7 24. Rd1 Rxd5 25. Qxd5 Qxd5 26. Rxd5 Re5 27. Rxe5 dxe5 28. f3 Kf7 29. Kf2 Ke6 30. Ke2 1/2-1/2

[Event "VIE-ch U13"]
[Site "Ho Chi Minh City"]
[Date "2014.07.15"]
[Round "5"]
[White "Huynh, Minh Chien"]
[Black "Nguyen, Van Khanh Duy"]
[Result "1/2-1/2"]
[ECO "A18"]
[WhiteElo "1805"]
[BlackElo "1797"]
[PlyCount "52"]
[EventDate "2014.07.13"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "VIE"]
[SourceTitle "EXT 2016"]
[Source "ChessBase"]
[SourceDate "2015.10.08"]
[SourceVersion "1"]
[SourceVersionDate "2015.10.08"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nc3 Be7 4. Nf3 d6 5. e4 0-0 6. Bd3 c6 7. 0-0 c5 8. dxc5 dxc5 9. Qc2 h6 10. b3 Nc6 11. a3 a6 12. Bb2 e5 13. Nd5 Bd6 14. h3 Be6 15. Rfe1 Bxd5 16. exd5 Nd4 17. Bxd4 exd4 18. Nd2 Re8 19. Ne4 Nxe4 20. Bxe4 Qc7 21. Re2 Re7 22. Rae1 Rae8 23. Bf5 b6 24. Kf1 Rxe2 25. Rxe2 Rxe2 26. Qxe2 Qe7 1/2-1/2

[Event "VIE-ch U13"]
[Site "Ho Chi Minh City"]
[Date "2014.07.15"]
[Round "4"]
[White "Vuong, The Hung Vi"]
[Black "Nguyen, Van Khanh Duy"]
[Result "0-1"]
[ECO "A47"]
[WhiteElo "1781"]
[BlackElo "1797"]
[PlyCount "48"]
[EventDate "2014.07.13"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "VIE"]
[SourceTitle "EXT 2016"]
[Source "ChessBase"]
[SourceDate "2015.10.08"]
[SourceVersion "1"]
[SourceVersionDate "2015.10.08"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 e6 3. Bf4 d6 4. e3 Be7 5. h3 b6 6. Bd3 Bb7 7. Nbd2 0-0 8. 0-0 Nbd7 9. Re1 c5 10. c3 e5 11. dxe5 Nxe5 12. Bxe5 dxe5 13. Nxe5 Bd6 14. Ndf3 Qc7 15. Nc4 Rad8 16. Kh1 b5 17. Na3 c4 18. Bc2 Bxa3 19. Nd4 Bxb2 20. Rb1 Bxc3 21. Re2 Bxd4 22. exd4 Qd7 23. Qe1 Qxh3+ 24. Kg1 Qxg2# 0-1

[Event "VIE-ch U13"]
[Site "Ho Chi Minh City"]
[Date "2014.07.14"]
[Round "3"]
[White "Nguyen, Van Khanh Duy"]
[Black "Hoang, Vu Trung Nguyen"]
[Result "1/2-1/2"]
[ECO "A05"]
[WhiteElo "1797"]
[BlackElo "1747"]
[PlyCount "114"]
[EventDate "2014.07.13"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "VIE"]
[SourceTitle "EXT 2016"]
[Source "ChessBase"]
[SourceDate "2015.10.08"]
[SourceVersion "1"]
[SourceVersionDate "2015.10.08"]
[SourceQuality "1"]

1. Nf3 Nf6 2. g3 g6 3. Bg2 Bg7 4. 0-0 0-0 5. d3 d6 6. Nbd2 Nbd7 7. Rb1 Rb8 8. c4 c5 9. a3 Qc7 10. b3 b6 11. d4 Bb7 12. d5 b5 13. Qc2 bxc4 14. bxc4 Ba6 15. Bb2 Rb6 16. Bc3 Rxb1 17. Rxb1 Rb8 18. Rxb8+ Qxb8 19. a4 Qb7 20. Ne1 Ne8 21. Nd3 Nb6 22. a5 Nd7 23. Bxg7 Nxg7 24. e4 Ne8 25. f4 Qc7 26. Qc3 f6 27. Bh3 Ng7 28. Nf3 Qb7 29. Qb2 Qxb2 30. Nxb2 f5 31. e5 Kf8 32. Kf2 Ke8 33. g4 Nf8 34. exd6 exd6 35. gxf5 gxf5 36. Nh4 Bc8 37. Bg2 Ng6 38. Nxg6 hxg6 39. Bf3 Ke7 40. Na4 Ne8 41. Nc3 Bd7 42. Nb5 a6 43. Nc3 Nf6 44. h3 Ne8 45. Bd1 Nf6 46. Bc2 Ne8 47. Ba4 Nf6 48. Bxd7 Kxd7 49. Ke3 Ke7 50. Na4 Nd7 51. Kf3 Nf6 52. Nb6 Ne4 53. Ke3 Nf6 54. Nc8+ Kd7 55. Na7 Ng8 56. Nc6 Ne7 57. Nxe7 Kxe7 1/2-1/2

[Event "VIE-ch U13"]
[Site "Ho Chi Minh City"]
[Date "2014.07.13"]
[Round "2"]
[White "Le, Nam Thien"]
[Black "Nguyen, Van Khanh Duy"]
[Result "0-1"]
[ECO "D30"]
[WhiteElo "1763"]
[BlackElo "1797"]
[PlyCount "108"]
[EventDate "2014.07.13"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "VIE"]
[SourceTitle "EXT 2016"]
[Source "ChessBase"]
[SourceDate "2015.10.08"]
[SourceVersion "1"]
[SourceVersionDate "2015.10.08"]
[SourceQuality "1"]

1. d4 d5 2. Nf3 Nf6 3. e3 e6 4. c4 Be7 5. Be2 dxc4 6. Bxc4 0-0 7. 0-0 c6 8. a3 Nbd7 9. b4 Qc7 10. Qb3 b6 11. Bb2 Bb7 12. Nbd2 Rab8 13. Rac1 a6 14. b5 axb5 15. Bxb5 Qd6 16. Be2 c5 17. Rfd1 Bd5 18. Qc2 b5 19. e4 c4 20. exd5 Nxd5 21. Ne4 Qa6 22. Ra1 Rfc8 23. Nc3 N7f6 24. Nd2 Qb6 25. Nde4 b4 26. Nxf6+ Nxf6 27. Na4 Qc6 28. axb4 Rxb4 29. Bc3 Rb3 30. Rdb1 Rcb8 31. Bf3 Rxb1+ 32. Rxb1 Rxb1+ 33. Qxb1 Qxa4 34. Qb8+ Bf8 35. h3 Nd5 36. Qb2 Qa3 37. Bxd5 Qxb2 38. Bxb2 exd5 39. Bc3 f6 40. Kf1 Kf7 41. Ke2 Ke6 42. f4 f5 43. Kf3 h6 44. g4 fxg4+ 45. Kxg4 Bd6 46. h4 g6 47. Bb2 Bb4 48. Bc1 c3 49. h5 gxh5+ 50. Kxh5 Kf5 51. Kxh6 Bd6 52. Kg7 Bxf4 53. Ba3 c2 54. Kf7 c1Q 0-1

[Event "VIE-ch U13"]
[Site "Ho Chi Minh City"]
[Date "2014.07.13"]
[Round "1"]
[White "Nguyen, Van Khanh Duy"]
[Black "Huynh, Trung Quoc Thai"]
[Result "1-0"]
[ECO "A05"]
[WhiteElo "1797"]
[BlackElo "1765"]
[PlyCount "34"]
[EventDate "2014.07.13"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "VIE"]
[SourceTitle "EXT 2016"]
[Source "ChessBase"]
[SourceDate "2015.10.08"]
[SourceVersion "1"]
[SourceVersionDate "2015.10.08"]
[SourceQuality "1"]

1. Nf3 Nf6 2. g3 g6 3. Bg2 Bg7 4. 0-0 0-0 5. d3 Nc6 6. Nbd2 b6 7. Re1 Bb7 8. c4 e6 9. b3 Nb4 10. a3 Nc6 11. Bb2 a5 12. Qc2 d6 13. Rad1 e5 14. Qb1 Qe7 15. e3 Rfd8 16. d4 Qd7 17. d5 Nb8 1-0

[Event "ASEAN-ch U10 13th"]
[Site "Hue"]
[Date "2012.06.19"]
[Round "9"]
[White "Nguyen, Van Khanh Duy"]
[Black "Do, Thanh Loc"]
[Result "1/2-1/2"]
[ECO "E92"]
[PlyCount "104"]
[EventDate "2012.06.11"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "VIE"]
[SourceTitle "CBM 149 Extra"]
[Source "ChessBase"]
[SourceDate "2012.08.24"]
[SourceVersion "1"]
[SourceVersionDate "2012.08.24"]
[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 Nbd7 10. 0-0-0 Rf8 11. Nd2 c6 12. Nb3 a5 13. Na4 Re8 14. Rd2 Nxe4 15. Be3 Nxd2 16. Kxd2 Rd8 17. Kc2 Nf6 18. Nb6 Bf5+ 19. Kc1 Rab8 20. f4 Ng4 21. Bxg4 Bxg4 22. Nxa5 Rd3 23. Re1 Bh6 24. Kc2 Rdd8 25. fxe5 Bxe3 26. Rxe3 Kg7 27. c5 Bf5+ 28. Kc3 Rd1 29. Nac4 Be6 30. Nd6 f6 31. exf6+ Kxf6 32. Ne4+ Kg7 33. a3 Bd5 34. Nd6 Bxg2 35. Re7+ Kh6 36. Nxb7 Rh1 37. a4 Rxh2 38. a5 Bf1 39. Nd6 Rf8 40. Nbc4 Rh3+ 41. Kc2 Rf2+ 42. Kb1 Bxc4 43. Nxc4 Rf8 44. a6 Ra8 45. a7 Rh1+ 46. Ka2 Rc1 47. Nb6 Rxa7+ 48. Rxa7 Rxc5 49. Na4 Rc1 50. Rc7 g5 51. Nc3 g4 52. Rxc6+ Kh5 1/2-1/2

[Event "ASEAN-ch U10 13th"]
[Site "Hue"]
[Date "2012.06.18"]
[Round "8"]
[White "Bui, Nhat Tan"]
[Black "Nguyen, Van Khanh Duy"]
[Result "1/2-1/2"]
[ECO "C87"]
[PlyCount "104"]
[EventDate "2012.06.11"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "VIE"]
[SourceTitle "CBM 149 Extra"]
[Source "ChessBase"]
[SourceDate "2012.08.24"]
[SourceVersion "1"]
[SourceVersionDate "2012.08.24"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. 0-0 d6 6. h3 Be7 7. Re1 0-0 8. c3 b5 9. Bc2 Be6 10. Ng5 Bd7 11. d4 h6 12. Nf3 Nh7 13. Kh2 Ng5 14. Be3 Bf6 15. Nbd2 Re8 16. Qe2 Ne7 17. b4 Ng6 18. Nxg5 Bxg5 19. g3 Bc6 20. d5 Bd7 21. a4 Qe7 22. Ra2 c6 23. Bb3 c5 24. Rea1 c4 25. Bc2 Rab8 26. axb5 axb5 27. Ra7 Bxe3 28. Qxe3 Rec8 29. f4 Qd8 30. R7a5 Ra8 31. Nf3 Rab8 32. f5 Nf8 33. Ra6 Be8 34. Qc1 Nh7 35. Kg2 Kf8 36. g4 Rb6 37. h4 Kg8 38. Qa3 g6 39. Qa5 Rbb8 40. Ra7 Qxa5 41. R1xa5 g5 42. hxg5 Nxg5 43. Nxg5 hxg5 44. R5a6 Rd8 45. Rc7 Ra8 46. Raa7 Rxa7 47. Rxa7 Kf8 48. Kf1 Kg8 49. Ke2 Kf8 50. Rb7 Kg8 51. Rb6 Kf8 52. Kd2 Kg8 1/2-1/2

[Event "ASEAN-ch U10 13th"]
[Site "Hue"]
[Date "2012.06.17"]
[Round "7"]
[White "Huynh, Trung Quoc Thai"]
[Black "Nguyen, Van Khanh Duy"]
[Result "1/2-1/2"]
[ECO "C45"]
[PlyCount "57"]
[EventDate "2012.06.11"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "VIE"]
[SourceTitle "CBM 149 Extra"]
[Source "ChessBase"]
[SourceDate "2012.08.24"]
[SourceVersion "1"]
[SourceVersionDate "2012.08.24"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Nxd4 Nf6 5. Nxc6 bxc6 6. Bg5 Be7 7. Bd3 Nxe4 8. Bxe7 Qxe7 9. 0-0 d5 10. Re1 0-0 11. Nc3 Nxc3 12. Bxh7+ Kh8 13. Qh5 Bg4 14. Qxg4 Qf6 15. Qh3 Qh6 16. Qxh6 gxh6 17. Bd3 Nb5 18. a4 Nd4 19. f4 Rfe8 20. Kf2 Kg7 21. Re3 Kf6 22. Rae1 Rec8 23. c3 Ne6 24. g3 d4 25. cxd4 Nxd4 26. Rc1 Rab8 27. b3 Rxb3 28. Be4 Rb2+ 29. Ke1 1/2-1/2

[Event "ASEAN-ch U10 13th"]
[Site "Hue"]
[Date "2012.06.16"]
[Round "6"]
[White "Nguyen, Van Khanh Duy"]
[Black "Bui, Minh Thanh"]
[Result "1/2-1/2"]
[ECO "D63"]
[PlyCount "49"]
[EventDate "2012.06.11"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "VIE"]
[SourceTitle "CBM 149 Extra"]
[Source "ChessBase"]
[SourceDate "2012.08.24"]
[SourceVersion "1"]
[SourceVersionDate "2012.08.24"]
[SourceQuality "1"]

1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. Bg5 Nbd7 5. e3 Be7 6. Nf3 0-0 7. Rc1 b6 8. cxd5 exd5 9. Bd3 c5 10. 0-0 h6 11. Bh4 Re8 12. Re1 Bb7 13. Bg3 Rc8 14. Bb5 Ne4 15. Nxe4 dxe4 16. dxc5 Bc6 17. Bxc6 Rxc6 18. Ne5 Nxe5 19. Bxe5 Qxd1 20. Rexd1 Rec8 21. h3 Bxc5 22. Bg3 b5 23. Rd5 a6 24. Re5 Kh7 25. Rxe4 1/2-1/2

[Event "ASEAN-ch U10 13th"]
[Site "Hue"]
[Date "2012.06.15"]
[Round "5"]
[White "Nguyen, Van Khanh Duy"]
[Black "Chua, Xue Kai Alfred"]
[Result "0-1"]
[ECO "E75"]
[BlackElo "1517"]
[PlyCount "72"]
[EventDate "2012.06.11"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "VIE"]
[SourceTitle "CBM 149 Extra"]
[Source "ChessBase"]
[SourceDate "2012.08.24"]
[SourceVersion "1"]
[SourceVersionDate "2012.08.24"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e5 3. e3 exd4 4. exd4 d6 5. Nf3 g6 6. Be2 Bg7 7. Bg5 0-0 8. 0-0 Nbd7 9. Nc3 Re8 10. Qd2 c5 11. d5 a6 12. Bd3 Qc7 13. Rfe1 Ne5 14. Nxe5 dxe5 15. Re2 Nd7 16. Rae1 f5 17. Bc2 Nb6 18. b3 Bd7 19. Bh6 Bh8 20. Qg5 Kf7 21. Qd2 Nc8 22. h3 Nd6 23. Bg5 b5 24. cxb5 axb5 25. Bb1 b4 26. Nd1 Nb5 27. Bh4 Nd4 28. Re3 f4 29. Re4 Bf5 30. f3 Bxe4 31. Bxe4 Bg7 32. d6 Qxd6 33. Kf2 Ra7 34. Bd3 Rd7 35. Nb2 Nf5 36. Bc4+ Kf8 0-1

[Event "ASEAN-ch U10 13th"]
[Site "Hue"]
[Date "2012.06.14"]
[Round "4"]
[White "Choo, Zhenghao Daniel"]
[Black "Nguyen, Van Khanh Duy"]
[Result "0-1"]
[ECO "C71"]
[PlyCount "112"]
[EventDate "2012.06.11"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "VIE"]
[SourceTitle "CBM 149 Extra"]
[Source "ChessBase"]
[SourceDate "2012.08.24"]
[SourceVersion "1"]
[SourceVersionDate "2012.08.24"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 d6 5. h3 Bd7 6. Nc3 Nf6 7. d3 h6 8. 0-0 Be7 9. Ne2 0-0 10. Ng3 Re8 11. Qe2 Bf8 12. Nh4 Nd4 13. Qd1 Bxa4 14. b3 Bd7 15. c3 Nc6 16. Ngf5 Bxf5 17. Nxf5 Ne7 18. Nxe7+ Rxe7 19. Qf3 Qd7 20. Qg3 Re6 21. f4 Nh5 22. Qh4 Nxf4 23. Bxf4 exf4 24. Rxf4 Be7 25. Qf2 Rf6 26. Rf1 Qc6 27. c4 Qc5 28. Qxc5 dxc5 29. Rf5 Rxf5 30. Rxf5 f6 31. Rd5 Rd8 32. Rxd8+ Bxd8 33. Kf2 Kf7 34. Ke3 c6 35. d4 Bb6 36. d5 cxd5 37. exd5 Ke7 38. Ke4 g6 39. g4 Bc7 40. h4 b5 41. h5 g5 42. Kf5 Kf7 43. Ke4 b4 44. Kf5 a5 45. Ke4 f5+ 46. Kxf5 Bd6 47. Ke4 Kf6 48. Kd3 Ke5 49. Ke3 Bc7 50. Kf3 Kd4 51. Kg2 Ke3 52. Kh3 Kf4 53. d6 Bxd6 54. Kg2 Kxg4 55. Kf2 Kxh5 56. Kf3 Kg6 0-1

[Event "ASEAN-ch U10 13th"]
[Site "Hue"]
[Date "2012.06.13"]
[Round "3"]
[White "Nguyen, Van Khanh Duy"]
[Black "Hoang, Vu Trung Kien"]
[Result "0-1"]
[ECO "C01"]
[PlyCount "98"]
[EventDate "2012.06.11"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "VIE"]
[SourceTitle "CBM 149 Extra"]
[Source "ChessBase"]
[SourceDate "2012.08.24"]
[SourceVersion "1"]
[SourceVersionDate "2012.08.24"]
[SourceQuality "1"]

1. d4 e6 2. e4 d5 3. exd5 exd5 4. Nf3 Bd6 5. Be2 Ne7 6. 0-0 0-0 7. Nbd2 Bf5 8. Nb3 Nd7 9. Bg5 f6 10. Bh4 c6 11. Bd3 Qc7 12. Bxf5 Nxf5 13. Bg3 Rfe8 14. Bxd6 Nxd6 15. c3 Nf8 16. Qc2 Re7 17. Rfe1 Rae8 18. Rxe7 Qxe7 19. Nbd2 Qf7 20. h3 Re2 21. Qd3 Qe8 22. b3 Re7 23. Kf1 Ng6 24. Ng1 Nf4 25. Qf3 Ng6 26. g3 Ne4 27. Nxe4 Rxe4 28. Qd3 f5 29. Ne2 f4 30. gxf4 Nxf4 31. Nxf4 Rxf4 32. Re1 Qf8 33. Qd2 Re4 34. Qd3 Rxe1+ 35. Kxe1 Qe7+ 36. Qe3 Qxe3+ 37. fxe3 Kf7 38. Kf2 Kf6 39. Kf3 Kf5 40. c4 g5 41. c5 h5 42. b4 g4+ 43. hxg4+ hxg4+ 44. Ke2 Ke4 45. a4 g3 46. b5 g2 47. Kf2 g1Q+ 48. Kxg1 Kxe3 49. a5 a6 0-1

[Event "ASEAN-ch U10 13th"]
[Site "Hue"]
[Date "2012.06.12"]
[Round "2"]
[White "Bui, Duc Huy"]
[Black "Nguyen, Van Khanh Duy"]
[Result "1/2-1/2"]
[ECO "C54"]
[PlyCount "109"]
[EventDate "2012.06.11"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "VIE"]
[SourceTitle "CBM 149 Extra"]
[Source "ChessBase"]
[SourceDate "2012.08.24"]
[SourceVersion "1"]
[SourceVersionDate "2012.08.24"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. c3 Nf6 5. d3 0-0 6. Nbd2 d5 7. exd5 Nxd5 8. 0-0 Bg4 9. Ne4 Kh8 10. Nxc5 b6 11. Bg5 Bxf3 12. Bxd8 Bxd1 13. Bxd5 Raxd8 14. Bxc6 Bg4 15. f3 Bc8 16. Nb3 Rxd3 17. Rad1 Rfd8 18. Rxd3 Rxd3 19. Re1 Rd6 20. Rxe5 Be6 21. Nd4 Kg8 22. Nxe6 fxe6 23. Ba4 Kf7 24. Bb3 Kf6 25. Re1 e5 26. Rd1 Rc6 27. Ba4 Rc5 28. Rd3 b5 29. b4 Rc6 30. Bxb5 Rb6 31. a4 a6 32. Bc4 Ke7 33. a5 Rc6 34. Bb3 Rf6 35. Ba4 c6 36. c4 Rf4 37. Bxc6 Rxc4 38. Rd7+ Ke6 39. b5 axb5 40. a6 Rxc6 41. a7 Rc1+ 42. Kf2 Ra1 43. Rb7 b4 44. g4 b3 45. Rxb3 Rxa7 46. h4 Ra6 47. Rb7 h6 48. Kg3 Ra3 49. Rb6+ Kf7 50. g5 hxg5 51. hxg5 e4 52. Kf4 exf3 53. g6+ Kf8 54. Rb8+ Ke7 55. Rb7+ 1/2-1/2

[Event "ASEAN-ch U10 13th"]
[Site "Hue"]
[Date "2012.06.11"]
[Round "1"]
[White "Nguyen, Van Khanh Duy"]
[Black "Dang, Hoang Vinh Duy"]
[Result "1-0"]
[ECO "D58"]
[PlyCount "139"]
[EventDate "2012.06.11"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "VIE"]
[SourceTitle "CBM 149 Extra"]
[Source "ChessBase"]
[SourceDate "2012.08.24"]
[SourceVersion "1"]
[SourceVersionDate "2012.08.24"]
[SourceQuality "1"]

1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. Bg5 Be7 5. e3 0-0 6. Nf3 Nbd7 7. cxd5 exd5 8. Bd3 h6 9. Bh4 b6 10. 0-0 Bb7 11. Rc1 c5 12. Bf5 c4 13. Qa4 Re8 14. Bg3 a6 15. b4 b5 16. Qa3 Bc6 17. Qb2 a5 18. Bxd7 Bxd7 19. a3 Bc6 20. Ne5 Bd7 21. Bh4 Be6 22. Nc6 Qc7 23. Nxa5 Reb8 24. Qe2 Ng4 25. Bg3 Bd6 26. Nxd5 Bxd5 27. Qxg4 Rd8 28. Bxd6 Qxd6 29. Qe2 Qg6 30. f3 Rac8 31. e4 Re8 32. Qd2 Ba8 33. d5 Red8 34. a4 Qb6+ 35. Qf2 Qxf2+ 36. Kxf2 bxa4 37. Nxc4 Rb8 38. Na5 Rxb4 39. Nc6 Bxc6 40. dxc6 Rc8 41. Rfd1 Kf8 42. c7 Ke7 43. Rc5 Rb7 44. Re5+ Kf6 45. f4 g6 46. Rd6+ Kg7 47. Ra5 Rbxc7 48. Rxa4 Rc4 49. Rd4 Rxa4 50. Rxa4 Rc6 51. e5 f6 52. Ra7+ Kg8 53. Ra8+ Kf7 54. exf6 Rxf6 55. Ra7+ Kg8 56. Ra8+ Kg7 57. Kf3 g5 58. g3 gxf4 59. gxf4 Kg6 60. Ra5 h5 61. Rg5+ Kh6 62. h4 Re6 63. f5 Rf6 64. Kf4 Rf7 65. Rg6+ Kh7 66. Kg5 Rg7 67. Rxg7+ Kxg7 68. Kxh5 Kf6 69. Kg4 Kf7 70. Kg5 1-0

