[Event "VIE-ch U20"]
[Site "Vung Tau"]
[Date "2004.07.01"]
[Round "9"]
[White "Ngo, Manh Doan"]
[Black "Nguyen, Dai Duong"]
[Result "1-0"]
[ECO "E94"]
[PlyCount "64"]
[EventDate "2004.06.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "VIE"]
[SourceTitle "EXT 2005"]
[Source "ChessBase"]
[SourceDate "2004.11.15"]
[SourceVersion "1"]
[SourceVersionDate "2004.11.15"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Nf3 0-0 6. Be2 Nbd7 7. 0-0 e5 8. d5 Nc5 9. Nd2 Nfd7 10. b4 Na6 11. Ba3 Qg5 12. Nb3 f5 13. c5 f4 14. cxd6 cxd6 15. b5 Nac5 16. f3 b6 17. Bxc5 Nxc5 18. Nxc5 bxc5 19. a4 h5 20. a5 h4 21. b6 h3 22. Rf2 hxg2 23. Nb5 axb6 24. axb6 Rxa1 25. Qxa1 Qe7 26. Qa7 Qd8 27. Qc7 Bh3 28. Nxd6 Qa8 29. Qa7 Kh7 30. Bc4 Rb8 31. Qxa8 Rxa8 32. Ra2 Rb8 1-0

[Event "VIE-ch U20"]
[Site "Vung Tau"]
[Date "2004.07.01"]
[Round "8"]
[White "Nguyen, Anh Tuan"]
[Black "Nguyen, Dai Duong"]
[Result "1-0"]
[ECO "C55"]
[PlyCount "87"]
[EventDate "2004.06.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "VIE"]
[SourceTitle "EXT 2005"]
[Source "ChessBase"]
[SourceDate "2004.11.15"]
[SourceVersion "1"]
[SourceVersionDate "2004.11.15"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. d3 g6 5. Ng5 d5 6. exd5 Nxd5 7. Qf3 Be6 8. 0-0 Nd4 9. Qd1 Qd7 10. Nc3 Nb4 11. Nxe6 Nxe6 12. Ne4 Bg7 13. Bh6 Qe7 14. Bxg7 Nxg7 15. c3 Nc6 16. Qb3 0-0 17. Qxb7 Na5 18. Qb5 Nxc4 19. Qxc4 Nf5 20. Rfd1 Nd6 21. Nxd6 cxd6 22. d4 Rfc8 23. Qd5 Rab8 24. Rd2 Qc7 25. Re1 Re8 26. h3 Rbd8 27. Rde2 Qb6 28. b3 Qa6 29. h4 Qc8 30. Qf3 Qa6 31. Qf6 Qa5 32. dxe5 Re6 33. Qf4 h5 34. exd6 Rexd6 35. Re8+ Rxe8 36. Rxe8+ Kg7 37. Re2 Rf6 38. Qe3 Kh7 39. Qe5 Qb6 40. Qd4 Qa6 41. Re8 Kg7 42. Qd8 g5 43. Rg8+ Kh6 44. Qf8+ 1-0

[Event "VIE-ch U20"]
[Site "Vung Tau"]
[Date "2004.06.30"]
[Round "6"]
[White "Ngo, Viet Huy"]
[Black "Nguyen, Dai Duong"]
[Result "1-0"]
[ECO "A49"]
[PlyCount "35"]
[EventDate "2004.06.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "VIE"]
[SourceTitle "EXT 2005"]
[Source "ChessBase"]
[SourceDate "2004.11.15"]
[SourceVersion "1"]
[SourceVersionDate "2004.11.15"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 g6 3. g3 Bg7 4. Bg2 0-0 5. 0-0 d6 6. Bg5 h6 7. Bxf6 Bxf6 8. Nc3 Bg4 9. h3 Bh5 10. a3 Nd7 11. Ne4 Bg7 12. c3 e5 13. dxe5 dxe5 14. Ned2 Re8 15. Rb1 Rb8 16. Re1 c5 17. Nxe5 Bxe5 18. Nc4 1-0

[Event "VIE-ch U20"]
[Site "Vung Tau"]
[Date "2004.06.30"]
[Round "7"]
[White "Nguyen, Dai Duong"]
[Black "Nguyen, Minh Ngoc"]
[Result "0-1"]
[ECO "A13"]
[PlyCount "56"]
[EventDate "2004.06.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "VIE"]
[SourceTitle "EXT 2005"]
[Source "ChessBase"]
[SourceDate "2004.11.15"]
[SourceVersion "1"]
[SourceVersionDate "2004.11.15"]
[SourceQuality "1"]

1. c4 e6 2. Nc3 d5 3. cxd5 exd5 4. Qa4+ c6 5. Nf3 Nf6 6. g3 b5 7. Qc2 Bd6 8. Bg2 0-0 9. 0-0 a5 10. b3 Na6 11. d4 Re8 12. Bg5 h6 13. Bxf6 Qxf6 14. e3 Bf5 15. Qd2 Red8 16. Rfc1 Ba3 17. Rf1 Bd6 18. a4 Bb4 19. Qb2 bxa4 20. Nxa4 c5 21. Rac1 Bd7 22. Qe2 c4 23. Ne5 cxb3 24. Bxd5 Bxa4 25. Bxf7+ Kf8 26. Bh5 Rac8 27. Qd3 Rxc1 28. Rxc1 Qxe5 0-1

[Event "VIE-ch U20"]
[Site "Vung Tau"]
[Date "2004.06.28"]
[Round "4"]
[White "Nguyen, Dai Duong"]
[Black "Nguyen, Sy Hung"]
[Result "0-1"]
[ECO "E67"]
[PlyCount "49"]
[EventDate "2004.06.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "VIE"]
[SourceTitle "EXT 2005"]
[Source "ChessBase"]
[SourceDate "2004.11.15"]
[SourceVersion "1"]
[SourceVersionDate "2004.11.15"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. Nf3 0-0 5. g3 c6 6. Bg2 d6 7. 0-0 Nbd7 8. Bg5 h6 9. Bxf6 Nxf6 10. Rc1 Qa5 11. a3 Bg4 12. h3 Be6 13. Nd2 Qh5 14. Kh2 Nh7 15. d5 Bd7 16. f3 g5 17. e3 c5 18. g4 Qg6 19. f4 f5 20. gxf5 Bxf5 21. Nde4 gxf4 22. exf4 Kh8 23. Rc2 Nf6 24. Qe2 Nh5 25. Qe3 0-1

[Event "VIE-ch U20"]
[Site "Vung Tau"]
[Date "2004.06.28"]
[Round "3"]
[White "Phung, Nguyen Tuong Minh"]
[Black "Nguyen, Dai Duong"]
[Result "1-0"]
[ECO "A00"]
[PlyCount "37"]
[EventDate "2004.06.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "VIE"]
[SourceTitle "EXT 2005"]
[Source "ChessBase"]
[SourceDate "2004.11.15"]
[SourceVersion "1"]
[SourceVersionDate "2004.11.15"]
[SourceQuality "1"]

1. h4 h5 2. Nh3 Nf6 3. b4 g6 4. Bb2 Bg7 5. e4 d6 6. Bc4 Bg4 7. f3 Bd7 8. Ng5 e6 9. a4 Nc6 10. b5 Ne7 11. d4 d5 12. Bb3 c6 13. bxc6 Bxc6 14. e5 Nd7 15. f4 Qa5+ 16. Bc3 Qc7 17. g4 f6 18. Nxe6 Qb6 19. Nxg7+ 1-0

[Event "VIE-ch U20"]
[Site "Vung Tau"]
[Date "2004.06.27"]
[Round "2"]
[White "Nguyen, Dai Duong"]
[Black "Chau, Quoc Hieu"]
[Result "0-1"]
[ECO "D35"]
[PlyCount "58"]
[EventDate "2004.06.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "VIE"]
[SourceTitle "EXT 2005"]
[Source "ChessBase"]
[SourceDate "2004.11.15"]
[SourceVersion "1"]
[SourceVersionDate "2004.11.15"]
[SourceQuality "1"]

1. c4 e6 2. Nc3 d5 3. cxd5 exd5 4. Nf3 Nf6 5. g3 c6 6. d4 Bd6 7. Bg2 0-0 8. 0-0 Bg4 9. h3 Bh5 10. Qc2 Nbd7 11. Bg5 Qb6 12. Na4 Qa5 13. a3 Ne4 14. g4 Bg6 15. Qd1 Rae8 16. b4 Qc7 17. h4 b5 18. h5 bxa4 19. hxg6 fxg6 20. Qd3 Qb6 21. Be3 Qb5 22. Qc2 Nb6 23. Rfe1 Nc4 24. Bc1 a5 25. Rb1 axb4 26. axb4 Bxb4 27. e3 Qa5 28. Ra1 Bxe1 29. Rxa4 Qc3 0-1

[Event "VIE-ch U20"]
[Site "Vung Tau"]
[Date "2004.06.26"]
[Round "1"]
[White "Duong, The Anh"]
[Black "Nguyen, Dai Duong"]
[Result "1-0"]
[ECO "E91"]
[WhiteElo "2281"]
[PlyCount "49"]
[EventDate "2004.06.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "VIE"]
[SourceTitle "EXT 2005"]
[Source "ChessBase"]
[SourceDate "2004.11.15"]
[SourceVersion "1"]
[SourceVersionDate "2004.11.15"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 g6 3. c4 Bg7 4. Nc3 0-0 5. e4 d6 6. Be2 Nbd7 7. 0-0 Re8 8. e5 Nh5 9. g4 Nhf6 10. exf6 Nxf6 11. h3 c6 12. Bg5 Qb6 13. Qd2 Nd7 14. Rfe1 e5 15. dxe5 dxe5 16. Ne4 f6 17. c5 Qc7 18. Bc4+ Kf8 19. Bh4 Rd8 20. Qe3 b6 21. Rad1 b5 22. Bb3 Bb7 23. Rxd7 Rxd7 24. Nxf6 Bxf6 25. Bxf6 1-0

[Event "VIE-ch U15"]
[Site "Vietnam"]
[Date "2002.08.05"]
[Round "9"]
[White "Nguyen, Dai Duong"]
[Black "Nguyen, Thanh Binh1111"]
[Result "1/2-1/2"]
[ECO "E62"]
[PlyCount "33"]
[EventDate "2002.07.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "VIE"]
[SourceTitle "EXT 2006"]
[Source "ChessBase"]
[SourceDate "2005.11.24"]
[SourceVersion "1"]
[SourceVersionDate "2005.11.24"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. Nf3 d6 5. g3 0-0 6. Bg2 Nc6 7. 0-0 e5 8. d5 Ne7 9. e4 Nd7 10. Re1 f5 11. Bg5 Nf6 12. exf5 Bxf5 13. Qd2 Qd7 14. Nb5 Ne4 15. Qe3 a6 16. Nc3 Nxg5 17. Nxg5 1/2-1/2

[Event "VIE-ch U15"]
[Site "Vietnam"]
[Date "2002.08.03"]
[Round "8"]
[White "Le, Thanh Dam"]
[Black "Nguyen, Dai Duong"]
[Result "1/2-1/2"]
[ECO "E68"]
[PlyCount "45"]
[EventDate "2002.07.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "VIE"]
[SourceTitle "EXT 2006"]
[Source "ChessBase"]
[SourceDate "2005.11.24"]
[SourceVersion "1"]
[SourceVersionDate "2005.11.24"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 g6 3. g3 Bg7 4. c4 d6 5. Nc3 0-0 6. Bg2 Nbd7 7. 0-0 Re8 8. e4 e5 9. d5 Nc5 10. Re1 a6 11. b4 Ncd7 12. Bg5 h6 13. Be3 Ng4 14. Qd2 Nxe3 15. Qxe3 Nb6 16. Nd2 Kh7 17. c5 Nd7 18. cxd6 cxd6 19. Nc4 Nf6 20. Qb6 a5 21. Qxd8 Rxd8 22. Nxa5 Nh5 23. Nb5 1/2-1/2

[Event "VIE-ch U15"]
[Site "Vietnam"]
[Date "2002.08.02"]
[Round "7"]
[White "Le Dam Hoang, Vu"]
[Black "Nguyen, Dai Duong"]
[Result "1-0"]
[ECO "B08"]
[PlyCount "63"]
[EventDate "2002.07.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "VIE"]
[SourceTitle "EXT 2006"]
[Source "ChessBase"]
[SourceDate "2005.11.24"]
[SourceVersion "1"]
[SourceVersionDate "2005.11.24"]
[SourceQuality "1"]

1. e4 g6 2. d4 Bg7 3. Nf3 d6 4. Nc3 Nd7 5. Be2 Ngf6 6. 0-0 0-0 7. Re1 Re8 8. Bf4 Ng4 9. h3 e5 10. Bg5 Ngf6 11. dxe5 Nxe5 12. Nxe5 Rxe5 13. Bf4 Re8 14. Bb5 c6 15. Bc4 b5 16. Bb3 b4 17. Na4 Nxe4 18. f3 Nc5 19. Rxe8+ Qxe8 20. Qxd6 Nxa4 21. Bxa4 Bb7 22. Qxb4 Qd7 23. c3 h6 24. Rd1 Qc8 25. Qc5 Qe6 26. Bb3 Qe2 27. Qf2 Qb5 28. Rd7 Qf5 29. Rxf7 Qb1+ 30. Kh2 Kh7 31. Rxb7 Re8 32. Qd4 1-0

[Event "VIE-ch U15"]
[Site "Vietnam"]
[Date "2002.07.31"]
[Round "6"]
[White "Nguyen, Dai Duong"]
[Black "Nguyen, Van Luyen"]
[Result "0-1"]
[ECO "E20"]
[PlyCount "68"]
[EventDate "2002.07.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "VIE"]
[SourceTitle "EXT 2006"]
[Source "ChessBase"]
[SourceDate "2005.11.24"]
[SourceVersion "1"]
[SourceVersionDate "2005.11.24"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Bd2 0-0 5. a3 Bxc3 6. Bxc3 d5 7. c5 b6 8. Bb4 a5 9. Bc3 Ba6 10. b4 Ne4 11. Bb2 Nc6 12. f3 Nf6 13. Qb3 Bc4 14. Qc3 axb4 15. axb4 Rxa1+ 16. Bxa1 b5 17. Nh3 Qa8 18. Bb2 Qa2 19. Kf2 Qb1 20. Rg1 Qf5 21. Ke1 Qb1+ 22. Kf2 Qf5 23. Ke1 Ra8 24. e4 dxe4 25. Bxc4 bxc4 26. f4 Ra2 27. d5 Qxd5 28. g4 Qd3 29. g5 Qxc3+ 30. Bxc3 Nd5 31. Bd2 e3 32. Bxe3 Nxe3 33. b5 Nd4 34. b6 Re2# 0-1

[Event "VIE-ch U15"]
[Site "Vietnam"]
[Date "2002.07.30"]
[Round "5"]
[White "Tran, Ngoc Thanh"]
[Black "Nguyen, Dai Duong"]
[Result "1/2-1/2"]
[ECO "E68"]
[PlyCount "41"]
[EventDate "2002.07.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "VIE"]
[SourceTitle "EXT 2006"]
[Source "ChessBase"]
[SourceDate "2005.11.24"]
[SourceVersion "1"]
[SourceVersionDate "2005.11.24"]
[SourceQuality "1"]

1. c4 Nf6 2. d4 g6 3. Nc3 Bg7 4. Nf3 0-0 5. g3 d6 6. Bg2 Nbd7 7. 0-0 Re8 8. e4 e5 9. Rb1 exd4 10. Nxd4 Nc5 11. Bg5 h6 12. Bxf6 Bxf6 13. Qd2 Bg7 14. Rfe1 Bd7 15. b3 h5 16. Nf3 Qf6 17. Nd5 Qd8 18. Qg5 Nxe4 19. Qxd8 Raxd8 20. Nxc7 Re7 21. Ng5 1/2-1/2

[Event "VIE-ch U15"]
[Site "Vietnam"]
[Date "2002.07.29"]
[Round "3"]
[White "Nguyen, Dai Duong"]
[Black "Nguyen, Hoang Hiep1111"]
[Result "0-1"]
[ECO "D35"]
[PlyCount "70"]
[EventDate "2002.07.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "VIE"]
[SourceTitle "EXT 2006"]
[Source "ChessBase"]
[SourceDate "2005.11.24"]
[SourceVersion "1"]
[SourceVersionDate "2005.11.24"]
[SourceQuality "1"]

1. c4 Nf6 2. Nc3 e6 3. Nf3 d5 4. cxd5 exd5 5. d4 c6 6. g3 Nbd7 7. Bg2 Bd6 8. 0-0 Qe7 9. Re1 Ne4 10. Nxe4 dxe4 11. Ng5 Nf6 12. a3 h6 13. Nh3 Nd5 14. e3 h5 15. Nf4 h4 16. g4 h3 17. Nxh3 Qh4 18. f3 exf3 19. Qxf3 Bxg4 20. Qe4+ Ne7 21. Nf2 Bxh2+ 22. Kf1 f5 23. Qc2 Bg3 24. e4 f4 25. Bxf4 Bxf4 26. Nxg4 Qxg4 27. Qf2 Bg3 28. Qf3 Rf8 29. Qxf8+ Kxf8 30. Re3 Kg8 31. Rf3 Rf8 32. Rxf8+ Kxf8 33. Kg1 Ng6 34. Rf1+ Nf4 35. Bf3 Qh4 0-1

[Event "VIE-ch U15"]
[Site "Vietnam"]
[Date "2002.07.27"]
[Round "2"]
[White "Huynh, Ba Tan"]
[Black "Nguyen, Dai Duong"]
[Result "1-0"]
[ECO "E68"]
[PlyCount "61"]
[EventDate "2002.07.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "VIE"]
[SourceTitle "EXT 2006"]
[Source "ChessBase"]
[SourceDate "2005.11.24"]
[SourceVersion "1"]
[SourceVersionDate "2005.11.24"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nf3 Bg7 4. g3 0-0 5. Bg2 d6 6. 0-0 Re8 7. Nc3 Nbd7 8. Re1 e5 9. e4 exd4 10. Nxd4 Nb6 11. Qd3 Ng4 12. Nf3 c6 13. h3 Ne5 14. Nxe5 Bxe5 15. Be3 Be6 16. b3 Qc7 17. Rad1 Rad8 18. Qc2 d5 19. c5 Nc8 20. exd5 cxd5 21. Nxd5 Qa5 22. b4 Qa3 23. Bc1 Bf5 24. Qxf5 gxf5 25. Bxa3 a6 26. Bc1 Na7 27. Bf4 Bg7 28. Ne7+ Kf8 29. Rxd8 Rxd8 30. Nxf5 Rd7 31. Bd6+ 1-0

[Event "VIE-ch U15"]
[Site "Vietnam"]
[Date "2002.07.26"]
[Round "1"]
[White "Nguyen, Dai Duong"]
[Black "Nguyen, Hoang Nam2222"]
[Result "0-1"]
[ECO "A07"]
[PlyCount "92"]
[EventDate "2002.07.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "VIE"]
[SourceTitle "EXT 2006"]
[Source "ChessBase"]
[SourceDate "2005.11.24"]
[SourceVersion "1"]
[SourceVersionDate "2005.11.24"]
[SourceQuality "1"]

1. Nf3 c5 2. g3 Nf6 3. Bg2 d5 4. 0-0 e6 5. d3 Be7 6. Nbd2 0-0 7. c4 Nc6 8. a3 Re8 9. Rb1 a5 10. Re1 e5 11. cxd5 Nxd5 12. Nc4 Bf6 13. e4 Nb6 14. Ne3 Be6 15. Qe2 Nd4 16. Nxd4 cxd4 17. Nf5 g6 18. Nh6+ Kh8 19. Bh3 Kg7 20. Ng4 Bg5 21. f4 exf4 22. gxf4 Bh4 23. Rf1 h5 24. f5 Bxf5 25. Rxf5 gxf5 26. Nh6 Rh8 27. Qxh5 Qf6 28. Nxf5+ Kf8 29. Bh6+ Ke8 30. Ng7+ Qxg7+ 31. Bxg7 Rxh5 32. Bxd4 Nd7 33. Rf1 Bf2+ 34. Rxf2 Rxh3 35. Rd2 Ra6 36. Bc3 Rg6+ 37. Kf1 b6 38. d4 Nf6 39. Re2 Rg4 40. e5 Nd5 41. Be1 Ne3+ 42. Rxe3 Rxe3 43. Bc3 Rh3 44. d5 Rxh2 45. e6 fxe6 46. dxe6 Re4 0-1

