[Event "VIE-ch U15"]
[Site "Hanoi"]
[Date "2022.06.17"]
[Round "9"]
[White "Tran, Minh Tri"]
[Black "Mai, Hoang Viet"]
[Result "1/2-1/2"]
[ECO "A30"]
[WhiteElo "2303"]
[BlackElo "2301"]
[PlyCount "20"]
[EventDate "2022.06.11"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "VIE"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]

1. c4 c5 2. e3 e5 3. Nf3 d6 4. d4 exd4 5. exd4 cxd4 6. Nxd4 Nc6 7. b3 Nf6 8. Bb2 Be7 9. g3 Bg4 10. Nxc6 bxc6 1/2-1/2

[Event "VIE-ch U15"]
[Site "Hanoi"]
[Date "2022.06.16"]
[Round "8"]
[White "Mai, Hoang Viet"]
[Black "Bui, Ngoc Gia Bao"]
[Result "1/2-1/2"]
[ECO "A36"]
[WhiteElo "2301"]
[BlackElo "2328"]
[PlyCount "75"]
[EventDate "2022.06.11"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "VIE"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]

1. c4 c5 2. Nc3 Nc6 3. g3 b6 4. Bg2 Bb7 5. e3 g6 6. Nge2 Bg7 7. b3 Qc8 8. Bb2 Nb4 9. Bxb7 Qxb7 10. 0-0 Nd3 11. Qc2 Ne5 12. Nd5 e6 13. f4 exd5 14. fxe5 Nh6 15. e6 0-0 16. Bxg7 Kxg7 17. exf7 Nxf7 18. Qc3+ Kg8 19. Nf4 d4 20. exd4 cxd4 21. Qxd4 Ng5 22. Qd5+ Qxd5 23. Nxd5 Nf3+ 24. Kg2 Nxd2 25. Ne7+ Kg7 26. Rfd1 Ne4 27. Rxd7 Rf7 28. Rc7 Re8 29. Nd5 Nc5 30. Rxf7+ Kxf7 31. Rf1+ Kg7 32. Rf2 Nd3 33. Rd2 Nc5 34. Nc3 Re7 35. Re2 Rd7 36. Nd5 Kf7 37. Nb4 Rc7 38. Rd2 1/2-1/2

[Event "VIE-ch U15"]
[Site "Hanoi"]
[Date "2022.06.15"]
[Round "6"]
[White "Mai, Hoang Viet"]
[Black "Nguyen, Tran Duy Anh"]
[Result "0-1"]
[ECO "D14"]
[WhiteElo "2301"]
[BlackElo "2331"]
[PlyCount "114"]
[EventDate "2022.06.11"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "VIE"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]

1. c4 c6 2. d4 d5 3. cxd5 cxd5 4. Nc3 Nc6 5. Bf4 Nf6 6. Nf3 Bf5 7. e3 e6 8. a3 Bd6 9. Bg5 h6 10. Bh4 0-0 11. Bd3 Bxd3 12. Qxd3 Rc8 13. b4 g5 14. Bg3 Nxb4 15. axb4 Bxb4 16. Rc1 Rxc3 17. Rxc3 Ne4 18. 0-0 Bxc3 19. h4 a5 20. hxg5 hxg5 21. Qb5 Qe7 22. Rb1 Ra8 23. Qa4 Bb4 24. Ne5 Nc3 25. Qc2 Nxb1 26. Qxb1 a4 27. Ng4 a3 28. Be5 a2 29. Nh6+ Kf8 30. Qh7 a1Q+ 31. Kh2 Ke8 32. Ng8 Qf8 33. Bg7 Qd6+ 34. Be5 Qxe5+ 35. dxe5 Qxe5+ 36. g3 Bf8 37. Qd3 Qh8+ 38. Kg2 Qxg8 39. Qb5+ Kd8 40. Qxb7 Rc8 41. Qb6+ Rc7 42. Qb8+ Kd7 43. Qb5+ Ke7 44. Qb4+ Kf6 45. Qd4+ Kg6 46. Qd3+ f5 47. Qd4 Bg7 48. Qb6 Qc8 49. Qb1 Rc1 50. Qd3 Qh8 51. Qf1 Rxf1 52. Kxf1 Qh1+ 53. Ke2 e5 54. g4 e4 55. f4 Qg2+ 56. Ke1 Bc3+ 57. Kd1 Qd2# 0-1

[Event "VIE-ch U15"]
[Site "Hanoi"]
[Date "2022.06.15"]
[Round "7"]
[White "Nguyen, Kim Bao"]
[Black "Mai, Hoang Viet"]
[Result "1-0"]
[ECO "A40"]
[WhiteElo "2327"]
[BlackElo "2301"]
[PlyCount "82"]
[EventDate "2022.06.11"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "VIE"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]

1. d4 e6 2. c4 d6 3. Nc3 c6 4. Nf3 Ne7 5. Bf4 g6 6. Ne4 Ng8 7. e3 f5 8. Nc3 Bg7 9. Be2 Nf6 10. c5 d5 11. b4 0-0 12. a4 a6 13. 0-0 Ne8 14. Qb3 Nf6 15. b5 Nfd7 16. b6 h6 17. Bc7 Qe8 18. Bd6 Rf7 19. Ne5 Bxe5 20. dxe5 Kh7 21. f4 Rg7 22. Rf3 Rg8 23. Rg3 Qd8 24. Bd3 Nf8 25. Qd1 Qd7 26. Qf3 Qf7 27. Rh3 Nbd7 28. g4 Kg7 29. Kf2 Rh8 30. Rg1 Rh7 31. Ne2 Kh8 32. gxf5 exf5 33. Nd4 Ne6 34. Nxe6 Qxe6 35. Rhg3 Kg7 36. Rxg6+ Qxg6 37. Bxf5 Qxg1+ 38. Kxg1 Nxc5 39. Qg3+ Kh8 40. Bxh7 Kxh7 41. Bxc5 Bf5 1-0

[Event "VIE-ch U15"]
[Site "Hanoi"]
[Date "2022.06.14"]
[Round "5"]
[White "Do, Huy Hung"]
[Black "Mai, Hoang Viet"]
[Result "1/2-1/2"]
[ECO "C01"]
[WhiteElo "2320"]
[BlackElo "2301"]
[PlyCount "38"]
[EventDate "2022.06.11"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "VIE"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]

1. d4 e6 2. e4 d5 3. exd5 exd5 4. c4 c6 5. Nc3 Nf6 6. Nf3 Bb4 7. Bd2 0-0 8. Be2 Bg4 9. 0-0 Bd6 10. c5 Bc7 11. h3 Bh5 12. Bg5 h6 13. Bh4 Re8 14. Nd2 Bg6 15. Nf3 Nbd7 16. Bd3 Bh5 17. Be2 Bg6 18. Bd3 Bh5 19. Be2 Bg6 1/2-1/2

[Event "VIE-ch U15"]
[Site "Hanoi"]
[Date "2022.06.13"]
[Round "4"]
[White "Mai, Hoang Viet"]
[Black "Dang, Anh Minh"]
[Result "0-1"]
[ECO "E20"]
[WhiteElo "2301"]
[BlackElo "2311"]
[PlyCount "126"]
[EventDate "2022.06.11"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "VIE"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]

1. c4 Nf6 2. Nc3 e6 3. d4 Bb4 4. Bf4 0-0 5. e3 b6 6. Bd3 Bb7 7. f3 Bxc3+ 8. bxc3 Nh5 9. Bg3 Nxg3 10. hxg3 h6 11. Kf2 d6 12. Nh3 Nd7 13. g4 e5 14. Qc2 Re8 15. e4 Nf8 16. Ng1 Ne6 17. Ne2 Qf6 18. d5 Nc5 19. Qd2 Qg5 20. Qc2 Bc8 21. Rad1 Bd7 22. Qd2 Ba4 23. Qxg5 hxg5 24. Rd2 g6 25. Bc2 Bd7 26. Nc1 Kg7 27. Nd3 Nxd3+ 28. Bxd3 Rh8 29. Rdd1 Rxh1 30. Rxh1 Bc8 31. Ke3 Bd7 32. Kd2 Rf8 33. Be2 Bc8 34. Ke3 Ba6 35. g3 Rc8 36. Kd2 c6 37. Rh2 cxd5 38. cxd5 Bxe2 39. Rxe2 Rh8 40. Kc2 Rh3 41. Rg2 Rh1 42. Kd3 Kf6 43. Ke3 Ke7 44. Kf2 Rc1 45. Rg1 Rc2+ 46. Ke3 Rxc3+ 47. Kd2 Rxf3 48. Rg2 Ra3 49. Kc1 Re3 50. Rc2 Kd7 51. Rf2 Ke8 52. Rc2 Rxe4 53. Rc7 Rxg4 54. Rxa7 Rxg3 55. Ra6 Rd3 56. Rxb6 Rxd5 57. a4 Ra5 58. Rb4 f5 59. Kb2 g4 60. Ka3 g3 61. Rb2 f4 62. Rg2 e4 63. Rb2 Ra8 0-1

[Event "VIE-ch U15"]
[Site "Hanoi"]
[Date "2022.06.13"]
[Round "3"]
[White "Mai, Hoang Viet"]
[Black "Tran, Tuan Kiet"]
[Result "0-1"]
[ECO "A21"]
[WhiteElo "2301"]
[BlackElo "2316"]
[PlyCount "100"]
[EventDate "2022.06.11"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "VIE"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]

1. c4 e5 2. Nc3 g6 3. g3 Bg7 4. Bg2 f5 5. d3 Nf6 6. Bg5 h6 7. Bd2 c6 8. e4 d6 9. Qc2 Be6 10. Nge2 Nbd7 11. b4 Qc7 12. Rb1 0-0 13. 0-0 fxe4 14. Nxe4 Nxe4 15. Bxe4 Bf5 16. Bg2 Kh7 17. f4 exf4 18. Bxf4 Ne5 19. Be4 Bxe4 20. dxe4 Rae8 21. Bxe5 Rxf1+ 22. Rxf1 Rxe5 23. Nf4 Qb6+ 24. Kh1 Qe3 25. a4 Qxe4+ 26. Qxe4 Rxe4 27. Rc1 g5 28. Nh3 Bd4 29. b5 c5 30. a5 Kg6 31. Rc2 Kf6 32. a6 b6 33. Kg2 Ke6 34. Kf3 d5 35. Rc1 g4+ 36. Kg2 gxh3+ 37. Kxh3 dxc4 38. Rxc4 Kd5 39. Rc1 c4 40. g4 c3 41. Kg3 Kc4 42. Kf3 Re7 43. h4 Bf6 44. Kf4 Kb3 45. g5 hxg5+ 46. hxg5 Bg7 47. Rh1 c2 48. Kf5 Kb2 49. Rh2 Kb1 50. Kg6 c1Q 0-1

[Event "VIE-ch U15"]
[Site "Hanoi"]
[Date "2022.06.12"]
[Round "2"]
[White "Tran, Nguyen Dang Khoa111"]
[Black "Mai, Hoang Viet"]
[Result "1/2-1/2"]
[ECO "D41"]
[WhiteElo "2314"]
[BlackElo "2301"]
[PlyCount "144"]
[EventDate "2022.06.11"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "VIE"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]

1. d4 e6 2. c4 Nf6 3. Nc3 d5 4. Nf3 c5 5. cxd5 Nxd5 6. e3 Nxc3 7. bxc3 cxd4 8. exd4 Be7 9. Bd3 0-0 10. 0-0 Qc7 11. Qc2 g6 12. Be3 b6 13. c4 Bb7 14. Nd2 Bf6 15. Rfe1 Na6 16. a3 Rac8 17. Qa4 Qd6 18. Be4 Qe7 19. Red1 Rfd8 20. Bxb7 Qxb7 21. Nb3 Bg7 22. Rab1 Nb8 23. c5 Nc6 24. Qb5 Rc7 25. h3 bxc5 26. Qc4 cxd4 27. Bd2 Ne7 28. Qd3 Qd5 29. Ba5 Rc3 30. Bxc3 dxc3 31. Qc2 Qa8 32. Rxd8+ Qxd8 33. Rd1 Nd5 34. Nc1 Qa5 35. a4 Qb6 36. Nd3 h6 37. Rb1 Qd4 38. Rd1 Nb4 39. Nxb4 Qxb4 40. Rb1 Qd4 41. Rd1 Qf4 42. g3 Qe5 43. Kf1 Bf8 44. Rb1 a5 45. Rb5 Qc7 46. Rb1 Bb4 47. Rd1 Qc4+ 48. Kg2 Qc5 49. Kf1 Kg7 50. Qd3 Qc6 51. h4 Qd5 52. Qc2 Qe5 53. Qe2 Qf5 54. Rd3 Qh3+ 55. Kg1 Qf5 56. Kf1 g5 57. hxg5 Qxg5 58. f4 Qf6 59. Kg2 Qf5 60. Kh2 Kg6 61. Kg2 Qh5 62. Qxh5+ Kxh5 63. Rd8 Kg6 64. Kf3 Kf6 65. Ke4 Ke7 66. Rc8 Kd7 67. Rc4 Kd6 68. g4 Ke7 69. Kd3 Kd6 70. Ke4 Kd7 71. Ke3 Kd6 72. Ke4 Kd7 1/2-1/2

