[Event "Queensland-ch U18"]
[Site "Australia"]
[Date "1999.??.??"]
[Round "6"]
[White "Earl, Jon"]
[Black "O'Brien, Devett"]
[Result "0-1"]
[ECO "C65"]
[PlyCount "59"]
[EventDate "1999.??.??"]
[EventType "swiss"]
[EventRounds "8"]
[EventCountry "AUS"]
[SourceTitle "EXT 2000"]
[Source "ChessBase"]
[SourceDate "1999.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1999.11.16"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 Nf6 4. d3 Bc5 5. Be3 Bxe3 6. fxe3 0-0 7. d4 Nxe4 8. Qe2 Qf6 9. Bd3 d5 10. Nc3 Bf5 11. Rf1 Bg6 12. Nxd5 Qd6 13. Nc3 Qb4 14. Rb1 Nxc3 15. Qd2 Nxb1 16. Qxb4 Nxb4 17. Bxg6 fxg6 18. Ke2 exd4 19. Rxb1 Nxc2 20. Rc1 Nb4 21. Nxd4 Nxa2 22. Rxc7 b6 23. Ne6 Rf7 24. Rc2 Re7 25. Ng5 h6 26. Nf3 Nb4 27. Rc4 Nd5 28. e4 Nf4+ 29. Ke3 Nxg2+ 30. Kf2 0-1

[Event "Queensland-ch U18"]
[Site "Australia"]
[Date "1999.??.??"]
[Round "3"]
[White "O'Brien, Devett"]
[Black "Anderson, Nathan"]
[Result "0-1"]
[ECO "B50"]
[PlyCount "86"]
[EventDate "1999.??.??"]
[EventType "swiss"]
[EventRounds "8"]
[EventCountry "AUS"]
[SourceTitle "EXT 2000"]
[Source "ChessBase"]
[SourceDate "1999.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1999.11.16"]
[SourceQuality "1"]

1. e4 c5 2. d3 Nc6 3. Nf3 d6 4. Nc3 g6 5. Be2 Bg7 6. 0-0 Nf6 7. Bg5 0-0 8. Qd2 Rb8 9. Qf4 b5 10. e5 Nh5 11. Qe4 Nxe5 12. Nxe5 dxe5 13. Nd5 Nf6 14. Qxe5 Qxd5 15. Qxb8 Qxg5 16. Qxa7 Re8 17. c4 b4 18. a3 bxa3 19. bxa3 Ng4 20. Rab1 Be5 21. Bxg4 Bxg4 22. Qxc5 Bxh2+ 23. Kxh2 Qxc5 24. Ra1 Bf5 25. Rfd1 Qxf2 26. Rf1 Qh4+ 27. Kg1 Bxd3 28. Rfc1 Bxc4 29. a4 Ra8 30. a5 Qf4 31. Rc2 Qd4+ 32. Kh2 Qxa1 33. Rxc4 Qxa5 34. Re4 Qc7+ 35. Kg1 Qg3 36. Kf1 Ra1+ 37. Ke2 Qxg2+ 38. Ke3 Re1+ 39. Kd4 Qxe4+ 40. Kc5 Rc1+ 41. Kb5 Qc4+ 42. Kb6 Rb1+ 43. Ka5 Qa2# 0-1

[Event "Queensland-ch U18"]
[Site "Australia"]
[Date "1999.??.??"]
[Round "7"]
[White "O'Brien, Devett"]
[Black "Karita, Sean"]
[Result "1/2-1/2"]
[ECO "B50"]
[PlyCount "51"]
[EventDate "1999.??.??"]
[EventType "swiss"]
[EventRounds "8"]
[EventCountry "AUS"]
[SourceTitle "EXT 2000"]
[Source "ChessBase"]
[SourceDate "1999.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1999.11.16"]
[SourceQuality "1"]

1. e4 c5 2. d3 Nc6 3. Nf3 d6 4. g3 Bg4 5. Bg2 Qd7 6. 0-0 e5 7. Bg5 h6 8. Be3 Nf6 9. Nc3 Be7 10. Qd2 Nd4 11. Bxd4 cxd4 12. Nd5 0-0 13. c3 dxc3 14. bxc3 Rfe8 15. Qb2 Rab8 16. c4 b5 17. Qd2 bxc4 18. dxc4 Nxe4 19. Qe3 Nc5 20. Nd2 Bg5 21. Qc3 Bxd2 22. Qxd2 Bh3 23. Bxh3 Qxh3 24. Nc7 Red8 25. Nd5 Ne6 26. Ne7+ 1/2-1/2

[Event "Queensland-ch U18"]
[Site "Australia"]
[Date "1999.??.??"]
[Round "1"]
[White "O'Brien, Devett"]
[Black "Mowles, Karina"]
[Result "0-1"]
[ECO "B50"]
[PlyCount "116"]
[EventDate "1999.??.??"]
[EventType "swiss"]
[EventRounds "8"]
[EventCountry "AUS"]
[SourceTitle "EXT 2000"]
[Source "ChessBase"]
[SourceDate "1999.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1999.11.16"]
[SourceQuality "1"]

1. e4 c5 2. d3 Nc6 3. Nf3 d6 4. Nc3 g6 5. Be2 Bg7 6. 0-0 Nf6 7. Bg5 0-0 8. Qd2 Bg4 9. Qf4 Bxf3 10. Bxf3 Nd4 11. Rac1 Ne6 12. Qe3 Nxg5 13. Qxg5 Rb8 14. e5 dxe5 15. Qxe5 b6 16. Nb5 a6 17. Na7 Nd7 18. Qe4 Ne5 19. Rcd1 Qc7 20. Nc6 Qxc6 21. Qxc6 Nxc6 22. Bxc6 Bxb2 23. Rde1 e6 24. Rb1 Bd4 25. Rbc1 Bc3 26. Be4 Rfc8 27. Rb1 a5 28. Rb3 Bf6 29. Rd1 c4 30. dxc4 Rxc4 31. Bd3 Rcc8 32. Ba6 Rxc2 33. Ra3 Be7 34. Ra4 Ra8 35. Bd3 Rc3 36. Rd4 Rac8 37. g3 R3c7 38. Rb1 Rb8 39. Bb5 Bb4 40. Rbd1 Rc2 41. Bc4 Bc5 42. Bb3 Bxd4 43. Bxc2 Rc8 44. Bb3 e5 45. Ba4 Rc4 46. Bb3 Rc5 47. Rd3 b5 48. Rf3 Rc7 49. Rf6 e4 50. h4 Bxf6 51. Bd5 Rc2 52. Kf1 Bd4 53. Ke1 Bxf2+ 54. Kd1 Rc7 55. Bxe4 Bxg3 56. Bd3 b4 57. Ke2 f5 58. Kf3 Bxh4 0-1

[Event "Queensland-ch U18"]
[Site "Australia"]
[Date "1999.??.??"]
[Round "5"]
[White "O'Brien, Devett"]
[Black "Murray, Luke"]
[Result "1/2-1/2"]
[ECO "C49"]
[PlyCount "48"]
[EventDate "1999.??.??"]
[EventType "swiss"]
[EventRounds "8"]
[EventCountry "AUS"]
[SourceTitle "EXT 2000"]
[Source "ChessBase"]
[SourceDate "1999.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1999.11.16"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Nc3 Bb4 4. Bb5 d6 5. d3 Nf6 6. Bg5 Bxc3+ 7. bxc3 Bd7 8. Rb1 a6 9. Bc4 Rb8 10. d4 0-0 11. d5 Na7 12. 0-0 Bb5 13. Bxb5 Nxb5 14. Qd3 h6 15. Be3 Qc8 16. c4 Nd4 17. Nxd4 exd4 18. Qxd4 Re8 19. Bxh6 Rxe4 20. Qc3 gxh6 21. Qxf6 Rxc4 22. Rbc1 Qf8 23. Rfe1 Qg7 24. Qe7 Qf8 1/2-1/2

[Event "Queensland-ch U18"]
[Site "Australia"]
[Date "1999.??.??"]
[Round "2"]
[White "Smith, Adam"]
[Black "O'Brien, Devett"]
[Result "0-1"]
[ECO "D00"]
[PlyCount "60"]
[EventDate "1999.??.??"]
[EventType "swiss"]
[EventRounds "8"]
[EventCountry "AUS"]
[SourceTitle "EXT 2000"]
[Source "ChessBase"]
[SourceDate "1999.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1999.11.16"]
[SourceQuality "1"]

1. d4 d5 2. f3 Nc6 3. Nc3 Nf6 4. e4 dxe4 5. Nh3 exf3 6. gxf3 Nxd4 7. Be3 e5 8. Bb5+ c6 9. Nd5 Nxd5 10. c4 Nxe3 11. Qd3 Nec2+ 12. Kd2 Bb4+ 13. Kc1 Nxa1 14. Kd1 cxb5 15. cxb5 Bxh3 16. f4 exf4 17. Qxh3 Nf3+ 18. Ke2 Qd5 19. Rxa1 Nd4+ 20. Kf2 f3 21. Rc1 Bd6 22. a4 Qe4 23. Re1 Qe2+ 24. Rxe2+ fxe2 25. Ke1 Bb4+ 26. Kf2 e1Q+ 27. Kg2 Bd6 28. Qc8+ Rxc8 29. h3 Qg3+ 30. Kf1 Rc1# 0-1

[Event "Queensland-ch U18"]
[Site "Australia"]
[Date "1999.??.??"]
[Round "4"]
[White "Tan, Richard"]
[Black "O'Brien, Devett"]
[Result "1-0"]
[ECO "C67"]
[PlyCount "83"]
[EventDate "1999.??.??"]
[EventType "swiss"]
[EventRounds "8"]
[EventCountry "AUS"]
[SourceTitle "EXT 2000"]
[Source "ChessBase"]
[SourceDate "1999.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1999.11.16"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 Nf6 4. 0-0 Nxe4 5. Re1 Nf6 6. Bxc6 dxc6 7. Nxe5 Be6 8. Nc3 Be7 9. d3 0-0 10. Nc4 Ng4 11. h3 Nf6 12. Bd2 Bc5 13. Ne4 Nxe4 14. Rxe4 b5 15. Ne3 Bd4 16. c3 Bb6 17. a3 Bd5 18. Rg4 Be6 19. Rg3 Qxd3 20. Nf1 Qd5 21. Bh6 Qc5 22. Qe1 Rfe8 23. Ne3 Bc4 24. Bxg7 Qd6 25. Be5+ Kf8 26. Bxd6+ Re7 27. Bxe7+ Kxe7 28. Nxc4+ Kd7 29. Nxb6+ cxb6 30. Qd1+ Ke7 31. Re3+ Kf8 32. Qd6+ Kg7 33. Qxc6 Rd8 34. Rf3 Re8 35. Qd7 Rf8 36. Qe7 Kg6 37. Qxf8 Kg5 38. Qg8+ Kh6 39. Qxf7 Kg5 40. Qg7+ Kh5 41. Rg3 a6 42. Qg5# 1-0

[Event "Queensland-ch U18"]
[Site "Australia"]
[Date "1999.??.??"]
[Round "8"]
[White "Tao, Trevor"]
[Black "O'Brien, Devett"]
[Result "1-0"]
[ECO "D04"]
[WhiteElo "2390"]
[PlyCount "99"]
[EventDate "1999.??.??"]
[EventType "swiss"]
[EventRounds "8"]
[EventCountry "AUS"]
[SourceTitle "EXT 2000"]
[Source "ChessBase"]
[SourceDate "1999.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1999.11.16"]
[SourceQuality "1"]

1. d4 d5 2. Nf3 Nf6 3. e3 Bg4 4. Nbd2 e6 5. Be2 Bb4 6. c3 Bd6 7. h3 Bf5 8. b3 0-0 9. 0-0 Nc6 10. Nh4 Ne4 11. Nxf5 exf5 12. Nf3 Qe7 13. Bb2 Qe6 14. c4 b6 15. cxd5 Qxd5 16. Bc4 Qa5 17. d5 Ne7 18. Qd4 f6 19. Qd1 b5 20. Be2 c6 21. dxc6 Nxc6 22. Qd5+ Kh8 23. Qxc6 a6 24. Qc1 Bb4 25. a3 Bd2 26. Nxd2 Nxd2 27. Bc3 Rac8 28. Bxa5 Rxc1 29. Bxd2 Rc2 30. Bb4 Rd8 31. Rad1 Rdc8 32. Bf3 Rb2 33. Rd6 Rxb3 34. Rfd1 g6 35. Rxa6 Kg7 36. Rd7+ Kg8 37. Ra8 Rxa8 38. Bd5+ Kh8 39. Bxb3 Rb8 40. Bc3 Rf8 41. Rb7 f4 42. Rb6 Kg7 43. Rxb5 fxe3 44. fxe3 h6 45. a4 Re8 46. Kf2 Rc8 47. Rb7+ Kf8 48. Bb4+ Ke8 49. Bf7+ Kd8 50. Be7# 1-0

