[Event "VIE-ch U13"]
[Site "Ho Chi Minh City"]
[Date "2005.07.09"]
[Round "4"]
[White "Ha, Duy Dien"]
[Black "Bach, Cong Trong"]
[Result "1-0"]
[ECO "C02"]
[PlyCount "65"]
[EventDate "2005.07.??"]
[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 e6 2. d4 d5 3. e5 c5 4. Nf3 Nc6 5. Be3 Qb6 6. b3 cxd4 7. Bxd4 Nxd4 8. Qxd4 Bc5 9. Qd2 Nh6 10. Bd3 0-0 11. 0-0 Qc7 12. h3 Bd7 13. Nc3 f6 14. exf6 Rxf6 15. Ng5 Nf5 16. Ne2 g6 17. c4 Ng3 18. Nxg3 Qxg3 19. cxd5 exd5 20. Bb5 Bc6 21. Bxc6 bxc6 22. Rac1 Bb6 23. Rc3 Qd6 24. Rd3 Qc5 25. Qb2 Raf8 26. Rf3 Rxf3 27. Nxf3 Qd6 28. Rc1 Qg3 29. Rxc6 Rxf3 30. Rxb6 Qg5 31. Rb8+ Kf7 32. Rb7+ Kg8 33. Qg7# 1-0

[Event "VIE-ch U13"]
[Site "Ho Chi Minh City"]
[Date "2005.07.08"]
[Round "8"]
[White "Ha, Duy Dien"]
[Black "Pham, Phuc Duc"]
[Result "1/2-1/2"]
[ECO "D43"]
[PlyCount "103"]
[EventDate "2005.07.??"]
[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 d5 2. c4 e6 3. Nc3 c6 4. Bf4 Bd6 5. Bxd6 Qxd6 6. c5 Qc7 7. Nf3 Nf6 8. e3 Nbd7 9. Be2 e5 10. 0-0 0-0 11. Nxe5 Nxe5 12. dxe5 Qxe5 13. Qd4 Qxd4 14. exd4 Bf5 15. Bf3 Rfe8 16. Rfe1 Kf8 17. Re3 Rxe3 18. fxe3 Re8 19. Kf2 Be4 20. Re1 Re6 21. h3 Ke7 22. b4 Bd3 23. Be2 Bxe2 24. Rxe2 Ne4+ 25. Nxe4 Rxe4 26. Rb2 a6 27. a4 Kd7 28. b5 axb5 29. axb5 cxb5 30. Rxb5 Kc7 31. Rb6 Re6 32. Rxe6 fxe6 33. Kf3 b6 34. cxb6+ Kxb6 35. Kf4 Kc6 36. Ke5 Kd7 37. g4 Ke7 38. h4 h6 39. h5 Kd7 40. Kf4 Ke7 41. Ke5 Kd7 42. Kf4 Ke7 43. g5 Kf7 44. g6+ Ke7 45. Ke5 Kd7 46. Kf4 Kd6 47. Kg4 Ke7 48. Kf4 Kd7 49. Ke5 Ke7 50. Kf4 Kd6 51. Kg4 Ke7 52. Kf4 1/2-1/2

[Event "VIE-ch U13"]
[Site "Ho Chi Minh City"]
[Date "2005.07.07"]
[Round "7"]
[White "Ha, Duy Dien"]
[Black "Tran, Van Thinh"]
[Result "1-0"]
[ECO "C55"]
[PlyCount "87"]
[EventDate "2005.07.??"]
[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 e5 2. Nf3 Nc6 3. Bc4 Be7 4. Nc3 Nf6 5. d3 d6 6. h3 0-0 7. 0-0 a6 8. Be3 b5 9. Bb3 Nb8 10. Ne2 c5 11. c3 Nbd7 12. Ng3 Bb7 13. a4 d5 14. exd5 Nxd5 15. c4 Nxe3 16. fxe3 b4 17. d4 exd4 18. exd4 Bxf3 19. Qxf3 cxd4 20. Nf5 Bf6 21. Bc2 Ne5 22. Qe4 Ng6 23. Rad1 Re8 24. Qd3 Ne5 25. Qb3 Qb6 26. Kh1 Nd7 27. Qg3 Kh8 28. Nxd4 Bxd4 29. Qh4 g6 30. Rxf7 Nf8 31. Qxd4+ Qxd4 32. Rxd4 Re2 33. Be4 Re8 34. Bc6 Rb8 35. b3 Re3 36. Rf3 Rxf3 37. Bxf3 Ne6 38. Rd6 Nc5 39. Bd1 a5 40. Rd5 Ne4 41. Bf3 Nc3 42. Rxa5 Kg7 43. Rb5 Nxb5 44. cxb5 1-0

[Event "VIE-ch U13"]
[Site "Ho Chi Minh City"]
[Date "2005.07.06"]
[Round "6"]
[White "Dang, Duy Linh"]
[Black "Ha, Duy Dien"]
[Result "0-1"]
[ECO "B01"]
[PlyCount "80"]
[EventDate "2005.07.??"]
[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 d5 2. exd5 Qxd5 3. Nc3 Qa5 4. d4 Nf6 5. Bd2 Qb6 6. Nge2 c6 7. Na4 Qd8 8. c4 Bf5 9. Bf4 e6 10. c5 Nd5 11. Bd2 Nd7 12. Nf4 N7f6 13. Bc4 Bg4 14. Qb3 Nxf4 15. Bxf4 Qxd4 16. Qxb7 Qe4+ 17. Be3 Rd8 18. Qa6 Qxg2 19. Rf1 Qf3 20. Nc3 Be7 21. Be2 Qg2 22. f3 Bh5 23. Qxc6+ Nd7 24. Ne4 Qxh2 25. Rd1 Qb8 26. Bb5 a6 27. Qxa6 Qc7 28. c6 Bb4+ 29. Ke2 Qh2+ 30. Bf2 Bxf3+ 31. Ke3 Bxd1 32. cxd7+ Ke7 33. Rxd1 Qh6+ 34. Kd4 Rxd7+ 35. Bxd7 e5+ 36. Kc4 Qxa6+ 37. Kxb4 Qb7+ 38. Kc3 Qxe4 39. Bc5+ Kf6 40. Rf1+ Kg5 0-1

[Event "VIE-ch U13"]
[Site "Ho Chi Minh City"]
[Date "2005.07.05"]
[Round "5"]
[White "Nguyen, Quang Duc"]
[Black "Ha, Duy Dien"]
[Result "1/2-1/2"]
[ECO "B01"]
[PlyCount "131"]
[EventDate "2005.07.??"]
[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 d5 2. exd5 Qxd5 3. Nc3 Qa5 4. d3 c6 5. Bd2 Qc7 6. Nf3 Nf6 7. Be2 Bf5 8. 0-0 e6 9. Re1 Bd6 10. Bf1 Nbd7 11. Ne4 Be7 12. c4 0-0 13. Bc3 Rad8 14. Qe2 Nxe4 15. dxe4 Bg4 16. Rad1 Nc5 17. Qe3 b6 18. Be5 Qc8 19. b4 Nb7 20. a3 Rxd1 21. Rxd1 Rd8 22. Rxd8+ Qxd8 23. Bb2 Bxf3 24. Qxf3 Bg5 25. Qg3 Bh6 26. h4 f6 27. Bxf6 Qxf6 28. Qb8+ Nd8 29. Qxa7 Bc1 30. Qxb6 Bxa3 31. g3 Bb2 32. Qe3 Bd4 33. Qe2 c5 34. bxc5 Bxc5 35. Bg2 Nc6 36. Qa2 Ne5 37. Qe2 g6 38. Bh3 Nxc4 39. Qc2 Qa1+ 40. Kh2 Qf6 41. Qxc4 Qxf2+ 42. Bg2 Kf7 43. Qc3 Qd4 44. Qf3+ Ke7 45. h5 g5 46. e5 Qxe5 47. Qb7+ Kf8 48. Qxh7 Bd6 49. Qd3 g4 50. h6 Qh5+ 51. Kg1 Bc5+ 52. Kf1 Qxh6 53. Qd8+ Kf7 54. Qc7+ Be7 55. Kf2 Qd2+ 56. Kf1 Kf6 57. Qc8 Bb4 58. Qh8+ Kf5 59. Qh7+ Ke5 60. Qh8+ Kf5 61. Qh7+ Kf6 62. Qh8+ Ke7 63. Qg7+ Kd6 64. Qf8+ Kd7 65. Qg7+ Kd6 66. Qf8+ 1/2-1/2

[Event "VIE-ch U13"]
[Site "Ho Chi Minh City"]
[Date "2005.07.03"]
[Round "3"]
[White "Bui, Manh Hung"]
[Black "Ha, Duy Dien"]
[Result "1-0"]
[ECO "B01"]
[PlyCount "85"]
[EventDate "2005.07.??"]
[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 d5 2. exd5 Qxd5 3. Nc3 Qa5 4. d4 Nf6 5. Bd2 Qb6 6. Nf3 Bg4 7. Be2 c6 8. Na4 Qc7 9. 0-0 e6 10. Ne5 Bf5 11. Re1 Bd6 12. Bf3 Nbd7 13. Bf4 Nd5 14. Bg3 N7f6 15. a3 0-0 16. c4 Ne7 17. b4 Ng6 18. c5 Bxe5 19. dxe5 Nd7 20. Qd6 Rac8 21. Nb2 Rfd8 22. Rad1 Bc2 23. Rd2 Bb3 24. h3 Bd5 25. Bxd5 cxd5 26. Na4 b6 27. Rc2 Qb7 28. c6 Qa6 29. c7 Qxa4 30. cxd8Q+ Rxd8 31. Rec1 Qxa3 32. Qc7 Rf8 33. Qxd7 Qxb4 34. Rc8 h6 35. Qd6 a5 36. Rxf8+ Nxf8 37. Rc8 Qb1+ 38. Kh2 a4 39. Qxf8+ Kh7 40. Qh8+ Kg6 41. Rg8 Qd1 42. Qxg7+ Kf5 43. Qh7# 1-0

[Event "VIE-ch U13"]
[Site "Ho Chi Minh City"]
[Date "2005.07.03"]
[Round "2"]
[White "Ha, Duy Dien"]
[Black "Huynh, Vinh Thang"]
[Result "0-1"]
[ECO "C02"]
[PlyCount "104"]
[EventDate "2005.07.??"]
[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 e6 2. d4 d5 3. e5 c5 4. Nf3 Qb6 5. b3 cxd4 6. Qxd4 Bc5 7. Qd2 Ne7 8. c3 a5 9. Ba3 Nbc6 10. Bxc5 Qxc5 11. Bd3 b5 12. a3 h6 13. 0-0 0-0 14. Qe2 Rb8 15. Nbd2 Bd7 16. Rfc1 a4 17. b4 Qb6 18. Nf1 Kh8 19. Qe3 Qxe3 20. Nxe3 Rfd8 21. Nc2 f6 22. Re1 f5 23. Ncd4 Nxd4 24. cxd4 g5 25. h3 Nc8 26. Rec1 Nb6 27. Rc3 Nc4 28. Bxc4 dxc4 29. Nd2 Bc6 30. Nf3 Bxf3 31. Rxf3 Rxd4 32. Rc1 Rbd8 33. Kf1 Re4 34. Re3 Rxe3 35. fxe3 Rd5 36. Rc3 Rxe5 37. Kf2 Kg7 38. Kf3 Kf6 39. g3 Rd5 40. e4 Rd2 41. exf5 Kxf5 42. Ke3 Rh2 43. Kd4 Rd2+ 44. Ke3 Rd3+ 45. Rxd3 cxd3 46. Kxd3 Ke5 47. Ke3 h5 48. Kd3 Kd5 49. g4 hxg4 50. hxg4 e5 51. Ke3 e4 52. Kd2 Kd4 0-1

[Event "VIE-ch U13"]
[Site "Ho Chi Minh City"]
[Date "2005.07.02"]
[Round "1"]
[White "Nguyen Ha Phuong, Duy"]
[Black "Ha, Duy Dien"]
[Result "1/2-1/2"]
[ECO "A07"]
[PlyCount "81"]
[EventDate "2005.07.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "VIE"]
[SourceTitle "EXT 2006"]
[Source "ChessBase"]
[SourceDate "2005.11.24"]
[SourceVersion "1"]
[SourceVersionDate "2005.11.24"]
[SourceQuality "1"]

1. g3 d5 2. Bg2 Nf6 3. Nf3 Nc6 4. c3 e5 5. d4 e4 6. Nfd2 Be6 7. 0-0 g6 8. Nb3 b6 9. Na3 Bg7 10. Bf4 Nh5 11. Be3 0-0 12. Rc1 Nf6 13. Qd2 Ne7 14. Bf4 c6 15. Be5 Ne8 16. Bxg7 Nxg7 17. c4 Ngf5 18. e3 dxc4 19. Nxc4 Bxc4 20. Rxc4 Qd5 21. Qc2 Nd6 22. Rc3 f5 23. Qe2 Rac8 24. Rfc1 Rc7 25. Bf1 Kg7 26. Qc2 Rf6 27. a3 Qe6 28. Nd2 Nb7 29. Ba6 Nd5 30. Bc4 Nxc3 31. Bxe6 Ne2+ 32. Kg2 Nxc1 33. Bc4 Nd3 34. Bxd3 exd3 35. Qxd3 Rd6 36. Nc4 Rd5 37. Ne5 c5 38. Qc4 Rd6 39. dxc5 Nxc5 40. Qc3 Kf8 41. Nf3 1/2-1/2

[Event "VIE-ch U11"]
[Site "Vietnam"]
[Date "2002.08.05"]
[Round "9"]
[White "Ha, Duy Dien"]
[Black "Doan Vu Hoang, Minh"]
[Result "1/2-1/2"]
[ECO "B90"]
[PlyCount "47"]
[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 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Be3 Qc7 7. g3 b5 8. a3 e5 9. Nb3 Bb7 10. Bg2 Be7 11. 0-0 0-0 12. Kh1 Rd8 13. Nd5 Nxd5 14. exd5 Nd7 15. f4 Bf8 16. c3 g6 17. f5 Bg7 18. Bg5 Re8 19. fxg6 hxg6 20. h4 Nb6 21. Na5 Bc8 22. h5 Qc5 23. Rc1 e4 24. Re1 1/2-1/2

[Event "VIE-ch U11"]
[Site "Vietnam"]
[Date "2002.08.03"]
[Round "8"]
[White "Tran, Ngoc Son"]
[Black "Ha, Duy Dien"]
[Result "1/2-1/2"]
[ECO "D02"]
[PlyCount "83"]
[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 d5 2. Nf3 Bg4 3. Nbd2 Nf6 4. g3 Nc6 5. Bg2 e6 6. 0-0 Bd6 7. c4 dxc4 8. Nxc4 0-0 9. Nxd6 Qxd6 10. e3 e5 11. Qd2 Bxf3 12. Bxf3 exd4 13. exd4 Rab8 14. d5 Ne5 15. Bg2 Nc4 16. Qd1 Nb6 17. Be3 Nbxd5 18. Bxd5 Qxd5 19. Qxd5 Nxd5 20. Bxa7 Rbd8 21. Rad1 Nf6 22. Rd4 b6 23. Rfd1 Ra8 24. Ra4 h6 25. Rc1 Rfc8 26. Ra3 Ne8 27. Rc6 Kf8 28. Ra6 Ke7 29. b4 Nd6 30. a4 Kd7 31. b5 Re8 32. f3 Re3 33. Kf2 Ra3 34. Bxb6 Ra2+ 35. Kg1 Rc8 36. Bxc7 Nxb5 37. axb5 Rxa6 38. Rxa6 Rxc7 39. b6 Rb7 40. Ra7 Kc6 41. Rxb7 Kxb7 42. Kf2 1/2-1/2

[Event "VIE-ch U11"]
[Site "Vietnam"]
[Date "2002.08.01"]
[Round "7"]
[White "Ha, Duy Dien"]
[Black "Tran Nguyen Minh, Khang"]
[Result "1/2-1/2"]
[ECO "E81"]
[PlyCount "56"]
[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 d6 2. d4 g6 3. c4 Bg7 4. f3 Nf6 5. Ne2 0-0 6. Nbc3 c5 7. d5 Nbd7 8. Bd2 Rb8 9. Ng3 a6 10. Bd3 Ne5 11. Qe2 Nfd7 12. 0-0-0 Nb6 13. Kb1 Bd7 14. h4 Na4 15. h5 Qb6 16. b3 Nxd3 17. Qxd3 Nxc3+ 18. Bxc3 Bxc3 19. Qxc3 a5 20. hxg6 fxg6 21. Rh2 a4 22. Rdh1 Rf7 23. Ne2 axb3 24. axb3 Ba4 25. Kb2 h5 26. g4 Rbf8 27. Rh3 Bd7 28. Rg1 Rf6 1/2-1/2

[Event "VIE-ch U11"]
[Site "Vietnam"]
[Date "2002.07.31"]
[Round "6"]
[White "Duong, Hoang Thi"]
[Black "Ha, Duy Dien"]
[Result "1/2-1/2"]
[ECO "C54"]
[PlyCount "31"]
[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 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. c3 Nf6 5. d3 0-0 6. 0-0 d6 7. Bb3 Bg4 8. Nbd2 Re8 9. Bc2 h6 10. a4 a5 11. h3 Bh5 12. Re1 Qd7 13. Nf1 Rad8 14. Ng3 Bg6 15. Be3 Bxe3 16. fxe3 1/2-1/2

[Event "VIE-ch U11"]
[Site "Vietnam"]
[Date "2002.07.30"]
[Round "5"]
[White "Ha, Duy Dien"]
[Black "Nguyen Le Phuc, Hao"]
[Result "0-1"]
[ECO "B56"]
[PlyCount "84"]
[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 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 d6 6. Be3 e5 7. Nf3 Be7 8. Be2 0-0 9. 0-0 Ng4 10. Bd2 f5 11. exf5 Bxf5 12. Ne1 Nf6 13. Bg5 a6 14. f4 Qb6+ 15. Kh1 Qxb2 16. Bxf6 Bxf6 17. fxe5 Bxe5 18. Na4 Qxa1 19. Qd5+ Kh8 20. Nf3 Qxf1+ 21. Bxf1 Nb4 22. Qxb7 Rab8 23. Qc7 Bxc2 24. Nb6 d5 25. Qxe5 Rxb6 26. a3 Bd3 27. Kg1 Bxf1 28. Kxf1 Nc2 29. Qc3 Rb1+ 30. Kf2 Na1 31. Qc5 Rd8 32. Qa5 Rbb8 33. Qxa6 d4 34. Ne5 Rb2+ 35. Kf3 Rf8+ 36. Kg3 Rb3+ 37. Kg4 Nc2 38. Qd6 Ne3+ 39. Kg5 h6+ 40. Kh5 Rf5+ 41. Kh4 Nxg2+ 42. Kg4 Rg5# 0-1

[Event "VIE-ch U11"]
[Site "Vietnam"]
[Date "2002.07.29"]
[Round "3"]
[White "Ha, Duy Dien"]
[Black "Le, Duy Khanh"]
[Result "1-0"]
[ECO "C55"]
[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. e4 e5 2. Nf3 Nc6 3. Bc4 Be7 4. Nc3 Nf6 5. d3 h6 6. Be3 d6 7. 0-0 0-0 8. h3 Re8 9. d4 exd4 10. Bxd4 Nxd4 11. Nxd4 c5 12. Nf3 a6 13. a4 Rf8 14. Re1 Be6 15. Bxe6 fxe6 16. e5 dxe5 17. Rxe5 Qxd1+ 18. Rxd1 Kf7 19. Rde1 a5 20. Rxe6 Rfe8 21. Nb5 Rac8 22. g4 c4 23. c3 Rc5 24. R6e3 Nd5 25. Nd6+ Bxd6 26. Rxe8 Nc7 27. Rb8 b5 28. axb5 Nxb5 29. Rb7+ Kg8 30. Nh4 Nc7 31. Rd1 Be7 32. Nf5 Bg5 33. Rd7 Ne6 34. Nxg7 Re5 35. Nxe6 Re1+ 1-0

[Event "VIE-ch U11"]
[Site "Vietnam"]
[Date "2002.07.29"]
[Round "4"]
[White "Tran Huu Quoc, Thang"]
[Black "Ha, Duy Dien"]
[Result "1/2-1/2"]
[ECO "B01"]
[PlyCount "72"]
[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 d5 2. exd5 Qxd5 3. d4 Nf6 4. Nc3 Qa5 5. Bd2 Qb6 6. Nf3 c6 7. Na4 Qc7 8. a3 Bf5 9. b4 a6 10. c3 Nbd7 11. g3 e6 12. Bg2 Bd6 13. 0-0 0-0 14. Nb2 b5 15. Re1 Rfe8 16. c4 Ne4 17. c5 Be7 18. Bf4 Qd8 19. Ne5 Nxe5 20. dxe5 Qxd1 21. Raxd1 Nc3 22. Bxc6 Nxd1 23. Rxd1 Bg4 24. Rc1 g5 25. Be3 f6 26. Bxa8 Rxa8 27. Nd3 Be2 28. Rc3 fxe5 29. c6 Rc8 30. Nxe5 Bd6 31. Nd7 h6 32. Nf6+ Kf7 33. Ne4 Be5 34. Rc5 Bb8 35. Kg2 Bc4 36. Kh3 Bd5 1/2-1/2

[Event "VIE-ch U11"]
[Site "Vietnam"]
[Date "2002.07.28"]
[Round "2"]
[White "Duong, Dinh Son"]
[Black "Ha, Duy Dien"]
[Result "1-0"]
[ECO "D04"]
[PlyCount "72"]
[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 d5 2. Nf3 Bg4 3. e3 Nf6 4. h3 Bh5 5. Bd3 e6 6. 0-0 Bd6 7. c4 dxc4 8. Bxc4 0-0 9. Nbd2 Nc6 10. a3 a6 11. b4 b5 12. Bd3 e5 13. Qc2 Qd7 14. Bf5 Qe8 15. Bb2 Bxf3 16. Nxf3 g6 17. d5 Ne7 18. Be4 Nexd5 19. Bxd5 Nxd5 20. Rfd1 Nf6 21. Qc3 Nd7 22. Nh2 Qe7 23. f4 Rae8 24. e4 f6 25. f5 g5 26. h4 gxh4 27. Qh3 Kh8 28. Rd3 Rg8 29. Qxh4 Qg7 30. g4 Qg5 31. Qh3 Qf4 32. Re1 Nb6 33. Bc1 Qxh2+ 34. Kxh2 Rg7 35. Bh6 Rf7 36. Qh5 Ref8 1-0

[Event "VIE-ch U11"]
[Site "Vietnam"]
[Date "2002.07.26"]
[Round "1"]
[White "Ha, Duy Dien"]
[Black "Dang, The Nam"]
[Result "0-1"]
[ECO "B43"]
[PlyCount "100"]
[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 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 a6 5. Nc3 Qc7 6. Be3 b5 7. a3 Nf6 8. Be2 b4 9. axb4 Bxb4 10. Qd3 Bb7 11. Bf3 d6 12. 0-0 Bxc3 13. bxc3 Nbd7 14. Nb3 Ne5 15. Qd4 0-0 16. Rfd1 Rfd8 17. Na5 d5 18. Nxb7 Nxf3+ 19. gxf3 Qxb7 20. e5 Nd7 21. Bf4 Rdc8 22. Bg3 Rc4 23. Qe3 Rac8 24. Rd3 Qb2 25. Rxa6 Qxc2 26. Ra3 Qb2 27. Ra5 Rxc3 28. Rxc3 Qxc3 29. Ra8 Qc6 30. Rxc8+ Qxc8 31. Qd4 h6 32. Bf4 Qc4 33. Qxc4 dxc4 34. Kf1 g5 35. Bc1 Nxe5 36. f4 Nd3 37. Bd2 Nxf4 38. Bxf4 gxf4 39. Ke2 Kg7 40. Kd2 Kg6 41. Kc3 Kg5 42. Kxc4 e5 43. f3 f6 44. Kd5 h5 45. Ke4 Kh4 46. Kf5 Kh3 47. Kxf6 e4 48. fxe4 f3 49. Kg5 f2 50. e5 f1Q 0-1

[Event "VIE-ch U09"]
[Site "Ho Chi Minh City"]
[Date "2001.??.??"]
[Round "3"]
[White "Dang, Dinh Hien"]
[Black "Ha, Duy Dien"]
[Result "1/2-1/2"]
[ECO "B01"]
[PlyCount "91"]
[EventDate "2001.??.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "VIE"]
[SourceTitle "EXT 2004"]
[Source "ChessBase"]
[SourceDate "2003.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2003.11.25"]
[SourceQuality "1"]

1. e4 d5 2. exd5 Qxd5 3. Nc3 Qa5 4. d4 c6 5. Nf3 Nf6 6. Bf4 Bf5 7. Bc4 Nbd7 8. a3 e6 9. 0-0 Be7 10. Re1 0-0 11. Nh4 Bg4 12. Qd3 Qd8 13. Nf3 Bf5 14. Qe2 Nh5 15. Be5 Nb6 16. Bd3 Bxd3 17. Qxd3 Bf6 18. Rad1 Bxe5 19. Nxe5 Nf6 20. Ne4 Nbd5 21. Nxf6+ Nxf6 22. Re3 Qc7 23. Rg3 Qe7 24. Qe3 Nd5 25. Qh6 Qf6 26. Qd2 Rad8 27. Re1 Ne7 28. Re4 Nf5 29. Rd3 Rfe8 30. c3 Rd5 31. Rh3 Red8 32. Qe2 c5 33. g4 Nh4 34. f4 Ng6 35. g5 Qf5 36. Nxg6 Qxg6 37. Rd3 cxd4 38. Rexd4 Rxd4 39. Rxd4 Rxd4 40. cxd4 h6 41. h4 hxg5 42. fxg5 Qf5 43. Qf2 Qg4+ 44. Kf1 Qd1+ 45. Kg2 Qb3 46. Kg1 1/2-1/2

[Event "VIE-ch U09"]
[Site "Ho Chi Minh City"]
[Date "2001.??.??"]
[Round "1"]
[White "Duong, Hoang Thi"]
[Black "Ha, Duy Dien"]
[Result "1/2-1/2"]
[ECO "B01"]
[PlyCount "46"]
[EventDate "2001.??.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "VIE"]
[SourceTitle "EXT 2004"]
[Source "ChessBase"]
[SourceDate "2003.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2003.11.25"]
[SourceQuality "1"]

1. e4 d5 2. exd5 Qxd5 3. Nc3 Qa5 4. d4 c6 5. Nf3 Nf6 6. Bd2 Qc7 7. Bc4 Bf5 8. 0-0 e6 9. Re1 Be7 10. Bb3 Nbd7 11. Qe2 0-0 12. Rad1 Rfe8 13. Bc1 a6 14. h3 Nd5 15. Nxd5 cxd5 16. c3 b6 17. Bc2 Bxc2 18. Qxc2 Nf6 19. Ne5 Bd6 20. Re2 Bxe5 21. Rxe5 b5 22. Qe2 Qd7 23. Qf3 Qe7 1/2-1/2

[Event "VIE-ch U09"]
[Site "Ho Chi Minh City"]
[Date "2001.??.??"]
[Round "8"]
[White "Ha, Duy Dien"]
[Black "Le Nguyen Hong, Minh"]
[Result "1-0"]
[ECO "B07"]
[PlyCount "66"]
[EventDate "2001.??.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "VIE"]
[SourceTitle "EXT 2004"]
[Source "ChessBase"]
[SourceDate "2003.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2003.11.25"]
[SourceQuality "1"]

1. e4 Nf6 2. Nc3 g6 3. Bc4 Bg7 4. d3 d6 5. f4 0-0 6. Nf3 Re8 7. 0-0 Nc6 8. Re1 a6 9. a4 Nd7 10. Bd2 Nd4 11. Kh1 Nxf3 12. Qxf3 e5 13. f5 gxf5 14. Qxf5 Nf6 15. Qf2 Rf8 16. h3 c6 17. Ne2 d5 18. exd5 cxd5 19. Ba2 e4 20. Ng3 exd3 21. cxd3 Nd7 22. Bc3 f6 23. Bxd5+ Kh8 24. Bb4 Re8 25. Rxe8+ Qxe8 26. Re1 Qg6 27. d4 h6 28. Nf5 Bf8 29. Bxf8 Nxf8 30. Ne7 Qg5 31. Nxc8 Rxc8 32. Bxb7 Rc7 33. Bxa6 Ne6 1-0

[Event "VIE-ch U09"]
[Site "Ho Chi Minh City"]
[Date "2001.??.??"]
[Round "6"]
[White "Ha, Duy Dien"]
[Black "Nguyen, The Vinh"]
[Result "1/2-1/2"]
[ECO "B73"]
[PlyCount "94"]
[EventDate "2001.??.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "VIE"]
[SourceTitle "EXT 2004"]
[Source "ChessBase"]
[SourceDate "2003.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2003.11.25"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. Be2 Bd7 7. 0-0 Bg7 8. Be3 Nc6 9. h3 0-0 10. Kh1 a6 11. f4 Ne8 12. Qd2 Nc7 13. f5 Ne5 14. Nf3 Nxf3 15. Rxf3 Rc8 16. Bb6 Qe8 17. Bd4 Nb5 18. Nxb5 Bxb5 19. Bxg7 Kxg7 20. fxg6 hxg6 21. Bxb5 Qxb5 22. c3 Qe5 23. Re1 Qe6 24. b3 Rc7 25. c4 Qe5 26. Rfe3 Rh8 27. Qd5 Qxd5 28. exd5 Kf8 29. Rf1 Rh4 30. Ref3 f6 31. Rf4 Rxf4 32. Rxf4 Kg7 33. Kg1 Rc5 34. Re4 Kf7 35. Re2 b5 36. Rc2 bxc4 37. Rxc4 Rxc4 38. bxc4 e6 39. Kf2 f5 40. Ke3 Ke7 41. Kd4 e5+ 42. Kc3 Kf6 43. g3 a5 44. a4 Ke7 45. g4 fxg4 46. hxg4 Kd7 47. g5 Ke7 1/2-1/2

[Event "VIE-ch U09"]
[Site "Ho Chi Minh City"]
[Date "2001.??.??"]
[Round "4"]
[White "Ha, Duy Dien"]
[Black "Pham, Thanh Thong"]
[Result "1-0"]
[ECO "C41"]
[PlyCount "48"]
[EventDate "2001.??.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "VIE"]
[SourceTitle "EXT 2004"]
[Source "ChessBase"]
[SourceDate "2003.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2003.11.25"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. d4 d6 4. dxe5 dxe5 5. Qxd8+ Nxd8 6. Nxe5 Bd6 7. Nf3 Nf6 8. e5 Be7 9. exf6 Bxf6 10. Nc3 Be6 11. Bd2 0-0 12. Bd3 h6 13. 0-0 Nc6 14. Rfe1 Rad8 15. Na4 b6 16. Bc3 Bxc3 17. Nxc3 Nb4 18. Be4 c6 19. a3 Nd5 20. Nxd5 Bxd5 21. Bxd5 Rxd5 22. Re7 a5 23. h3 Rc5 24. c3 Rd8 1-0

[Event "VIE-ch U09"]
[Site "Ho Chi Minh City"]
[Date "2001.??.??"]
[Round "2"]
[White "Ha, Duy Dien"]
[Black "Vu, Huu Tri"]
[Result "0-1"]
[ECO "D00"]
[PlyCount "50"]
[EventDate "2001.??.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "VIE"]
[SourceTitle "EXT 2004"]
[Source "ChessBase"]
[SourceDate "2003.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2003.11.25"]
[SourceQuality "1"]

1. d4 d5 2. Nc3 Nf6 3. Bf4 e6 4. Nf3 Be7 5. e3 0-0 6. Be2 Nc6 7. 0-0 a6 8. Re1 b6 9. a3 Bb7 10. h3 Bd6 11. Bxd6 Qxd6 12. b4 e5 13. dxe5 Nxe5 14. b5 Nxf3+ 15. Bxf3 Rad8 16. a4 c6 17. Re2 a5 18. Rd2 c5 19. Ne2 Qe5 20. Nf4 Rd7 21. Ra3 d4 22. Bxb7 Rxb7 23. Nd3 Qd6 24. exd4 cxd4 25. Rb3 Ne4 0-1

[Event "VIE-ch U09"]
[Site "Ho Chi Minh City"]
[Date "2001.??.??"]
[Round "7"]
[White "Pham, The Anh"]
[Black "Ha, Duy Dien"]
[Result "1-0"]
[ECO "B01"]
[PlyCount "17"]
[EventDate "2001.??.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "VIE"]
[SourceTitle "EXT 2004"]
[Source "ChessBase"]
[SourceDate "2003.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2003.11.25"]
[SourceQuality "1"]

1. e4 d5 2. exd5 Qxd5 3. Nc3 Qa5 4. Bc4 Nf6 5. Qf3 Bg4 6. Qxb7 Qe5+ 7. Nge2 Qe4 8. Nxe4 Nfd7 9. Qc8# 1-0

[Event "VIE-ch U09"]
[Site "Ho Chi Minh City"]
[Date "2001.??.??"]
[Round "5"]
[White "Pham Le Quoc, Thai"]
[Black "Ha, Duy Dien"]
[Result "0-1"]
[ECO "B01"]
[PlyCount "84"]
[EventDate "2001.??.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "VIE"]
[SourceTitle "EXT 2004"]
[Source "ChessBase"]
[SourceDate "2003.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2003.11.25"]
[SourceQuality "1"]

1. e4 d5 2. exd5 Qxd5 3. Nc3 Qa5 4. d3 c6 5. a3 Nf6 6. g3 Bf5 7. Bg2 e6 8. Bd2 Qc7 9. Nf3 Bd6 10. 0-0 0-0 11. Re1 Nbd7 12. Rb1 Rfe8 13. b4 Nd5 14. Nxd5 cxd5 15. Nd4 Bg6 16. Qe2 a6 17. Nb3 Qxc2 18. Na5 Bxd3 19. Qe3 Bg6 20. Nxb7 Qc7 21. Nxd6 Qxd6 22. Bc3 Bxb1 23. Rxb1 Rac8 24. Qd4 Nf6 25. Rc1 e5 26. Qd2 d4 27. Rd1 Qc7 28. Ba1 Qc2 29. Qe1 Qa4 30. Bb2 h6 31. Bf3 Rc2 32. Rb1 Qb5 33. Bd1 Rc7 34. a4 Qd3 35. Be2 Qe4 36. Qf1 Rb8 37. Ba3 a5 38. Bd3 Qd5 39. b5 Rc3 40. Bb2 Rcc8 41. Bf5 Rc4 42. Ba3 d3 0-1

[Event "VIE-ch U09"]
[Site "Ho Chi Minh City"]
[Date "2001.??.??"]
[Round "9"]
[White "Vo, Viet Dung"]
[Black "Ha, Duy Dien"]
[Result "0-1"]
[ECO "B01"]
[PlyCount "56"]
[EventDate "2001.??.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "VIE"]
[SourceTitle "EXT 2004"]
[Source "ChessBase"]
[SourceDate "2003.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2003.11.25"]
[SourceQuality "1"]

1. e4 d5 2. exd5 Qxd5 3. Nc3 Qa5 4. Bc4 Bf5 5. d4 c6 6. Bd2 Qb4 7. b3 Qb6 8. d5 Nf6 9. Nf3 cxd5 10. Nxd5 Nxd5 11. Bxd5 e6 12. Be3 Qc7 13. Bc4 Nd7 14. 0-0 Bd6 15. h3 0-0 16. Re1 a6 17. a4 Nf6 18. Nd4 Rad8 19. Qe2 g6 20. Rad1 Rfe8 21. Kh1 Ne4 22. Qf3 Bb4 23. Rg1 Nf6 24. Bg5 Be7 25. g4 Be4 26. Qxe4 Nxe4 27. Bxe7 Qxe7 28. Rgf1 Qf6 0-1

