[Event "Pan American-ch U08"]
[Site "Medellin"]
[Date "2007.07.07"]
[Round "9"]
[White "Pereira Perez, Raul Alejandro"]
[Black "Duke, Mateo"]
[Result "1-0"]
[ECO "D01"]
[PlyCount "69"]
[EventDate "2007.07.02"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. d4 Nf6 2. Nc3 d5 3. Bg5 e6 4. a3 h6 5. Bh4 Be7 6. Nf3 0-0 7. e3 Bd7 8. Ne5 a6 9. Nxd7 Nbxd7 10. f3 Nb6 11. e4 c5 12. e5 Nfd7 13. Bxe7 Qxe7 14. dxc5 Qxc5 15. f4 Nc4 16. Bxc4 Qxc4 17. Qd2 Nc5 18. 0-0-0 Ne4 19. Nxe4 Qxe4 20. Rhe1 Qg6 21. Kb1 Rfc8 22. Rc1 Rc6 23. Qf2 Rac8 24. Re2 Qh7 25. Ka2 b5 26. c3 Rc4 27. Qb6 R4c6 28. Qa5 d4 29. Rec2 d3 30. Rd2 Rc4 31. Qxa6 R8c5 32. Qd6 Rd5 33. Qb8+ Rc8 34. Qxc8+ Rd8 35. Qxd8# 1-0

[Event "Pan American-ch U08"]
[Site "Medellin"]
[Date "2007.07.06"]
[Round "8"]
[White "Duke, Mateo"]
[Black "Acosta, Pablo Alejandro"]
[Result "0-1"]
[ECO "C50"]
[BlackElo "2093"]
[PlyCount "52"]
[EventDate "2007.07.02"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. 0-0 Nf6 5. d3 d6 6. h3 Be6 7. b3 Bxc4 8. bxc4 h6 9. Be3 0-0 10. Nc3 Re8 11. Nd5 Nxd5 12. cxd5 Nd4 13. c3 Nxf3+ 14. Qxf3 Qh4 15. d4 exd4 16. cxd4 Bb6 17. Rab1 Qxe4 18. Qg3 Kh7 19. Rfe1 Qxd5 20. a4 f5 21. h4 Re4 22. f3 Rxe3 23. Rxb6 Rxe1+ 24. Qxe1 Qxd4+ 25. Qf2 Qxf2+ 26. Kxf2 axb6 0-1

[Event "Pan American-ch U08"]
[Site "Medellin"]
[Date "2007.07.05"]
[Round "6"]
[White "Duke, Mateo"]
[Black "Andriano, Franco"]
[Result "1-0"]
[ECO "C51"]
[PlyCount "45"]
[EventDate "2007.07.02"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. b4 Bxb4 5. c3 Bc5 6. d4 exd4 7. cxd4 Bb4+ 8. Bd2 Bxd2+ 9. Nbxd2 d6 10. h3 Nf6 11. 0-0 0-0 12. Qb3 h6 13. Rab1 Na5 14. Qb4 Nxc4 15. Nxc4 Nxe4 16. Rfe1 d5 17. Na5 Rb8 18. Nc6 bxc6 19. Qxb8 Nc3 20. Rb2 Nb5 21. a4 Nd6 22. Qxa7 Ne8 23. Qb8 1-0

[Event "Pan American-ch U08"]
[Site "Medellin"]
[Date "2007.07.05"]
[Round "7"]
[White "Nelson, Ronnie"]
[Black "Duke, Mateo"]
[Result "0-1"]
[ECO "C64"]
[PlyCount "90"]
[EventDate "2007.07.02"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 Bc5 4. Nc3 d6 5. d3 h6 6. h3 Bd7 7. 0-0 Nf6 8. Be3 Nd4 9. Bxd7+ Qxd7 10. Ne2 Nxf3+ 11. gxf3 Qxh3 12. Bxc5 dxc5 13. Ng3 0-0-0 14. Qd2 g5 15. Qa5 Kb8 16. Qxc5 Rhe8 17. Qe3 g4 18. Rfe1 a6 19. fxg4 Nxg4 20. Qf3 h5 21. Qg2 Qxg2+ 22. Kxg2 h4 23. Nf5 Rh8 24. Rh1 Rdg8 25. Kf3 h3 26. Ng3 Nf6 27. Ne2 Nh7 28. Ng1 h2 29. Ne2 Ng5+ 30. Ke3 Ne6 31. Ng3 Rh3 32. Ke2 Nf4+ 33. Kd2 Nh5 34. Nxh5 Rxh5 35. Rae1 Rg2 36. Ke2 Kc8 37. Kf3 Rhg5 38. Ke3 Rg1 39. Ke2 Rxe1+ 40. Rxe1 Rg1 41. Rxg1 hxg1Q 42. Kf3 Kd7 43. c4 Ke6 44. Ke3 Kf6 45. Kd2 Kg5 0-1

[Event "Pan American-ch U08"]
[Site "Medellin"]
[Date "2007.07.04"]
[Round "5"]
[White "Canapatana Cornejo, Ronald"]
[Black "Duke, Mateo"]
[Result "1-0"]
[ECO "C50"]
[PlyCount "53"]
[EventDate "2007.07.02"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Nd4 4. Nxd4 exd4 5. 0-0 Ne7 6. d3 Ng6 7. Qf3 Ne5 8. Qd1 Nxc4 9. dxc4 Be7 10. Qxd4 0-0 11. Bd2 d6 12. Nc3 Bg5 13. Be3 Bxe3 14. Qxe3 c5 15. Rad1 Qb6 16. b3 f5 17. Nd5 Qa5 18. a4 Be6 19. Ne7+ Kf7 20. Nxf5 Bxf5 21. Qf3 Kg6 22. Rxd6+ Kg5 23. Qg3+ Kh5 24. Rd5 g6 25. f4 Kh6 26. Rxf5 Kg7 27. Rd1 1-0

[Event "Pan American-ch U08"]
[Site "Medellin"]
[Date "2007.07.04"]
[Round "4"]
[White "Duke, Mateo"]
[Black "Zapata Arbelaes, Estiven"]
[Result "0-1"]
[ECO "C50"]
[PlyCount "101"]
[EventDate "2007.07.02"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. d3 h6 5. 0-0 Nf6 6. h3 0-0 7. Re1 d6 8. Be3 Bb6 9. c3 Be6 10. Qb3 Na5 11. Qd1 Bxc4 12. dxc4 Nxc4 13. Bxb6 Nxb6 14. Nbd2 Re8 15. Nf1 Nc8 16. Ng3 Ne7 17. Nh2 Ng6 18. Nh5 Nxh5 19. Qxh5 Nf4 20. Qf3 Re6 21. Qe3 Rg6 22. g3 Nxh3+ 23. Kg2 Nf4+ 24. Kh1 Qg5 25. Rg1 Nh3 26. Qxg5 Rxg5 27. Rg2 f5 28. Re1 f4 29. Nf1 Rh5 30. Nh2 Ng5 31. g4 Rh3 32. Kg1 Nf3+ 33. Nxf3 Rxf3 34. Kh2 Rf8 35. Rd1 Rf6 36. Rh1 Rd3 37. Kg1 Rd1+ 38. Kh2 Rxh1+ 39. Kxh1 f3 40. Rh2 Rf4 41. Rh4 Rxe4 42. Rh3 Rxg4 43. Rxf3 Rf4 44. Kg2 Rxf3 45. Kxf3 Kf7 46. Ke4 Ke6 47. f4 h5 48. Kf3 Kf5 49. Kg3 exf4+ 50. Kh4 g6 51. Kh3 0-1

[Event "Pan American-ch U08"]
[Site "Medellin"]
[Date "2007.07.03"]
[Round "3"]
[White "Taborda Morales, Alejandro"]
[Black "Duke, Mateo"]
[Result "0-1"]
[ECO "C50"]
[PlyCount "118"]
[EventDate "2007.07.02"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Nd4 4. c3 Nxf3+ 5. Qxf3 Qf6 6. Qd1 Bc5 7. 0-0 Ne7 8. d3 h6 9. Nd2 0-0 10. Nf3 d6 11. h3 Be6 12. Bb3 Qg6 13. Nh4 Qf6 14. Nf3 Ng6 15. d4 Bb6 16. a4 a5 17. d5 Bd7 18. Be3 Ba7 19. c4 Nh4 20. Nxh4 Qxh4 21. Qf3 f5 22. Qg3 Qxg3 23. fxg3 fxe4 24. Rxf8+ Kxf8 25. Bxa7 Rxa7 26. Re1 Ra6 27. Rxe4 Rb6 28. Re3 Ke7 29. Kf2 Ra6 30. Bc2 Ra8 31. Rf3 e4 32. Bxe4 Bxa4 33. Bg6 Rf8 34. Bf5 Bd1 35. Re3+ Kd8 36. g4 g6 37. Ke1 gxf5 38. Kxd1 fxg4 39. hxg4 Rf2 40. Re2 Rf4 41. Re6 Rxg4 42. Rxh6 Rxg2 43. Rh8+ Ke7 44. Rh7+ Kf6 45. Rxc7 Rxb2 46. Kc1 Rb4 47. Kc2 Rb6 48. Rc8 a4 49. Ra8 Ra6 50. Rxa6 bxa6 51. Kc3 Ke7 52. Kb4 Kf6 53. Kxa4 Ke5 54. Ka5 Kd4 55. Kb4 a5+ 56. Kb3 a4+ 57. Kb4 a3 58. Kb3 a2 59. Kxa2 Kxc4 0-1

[Event "Pan American-ch U08"]
[Site "Medellin"]
[Date "2007.07.02"]
[Round "2"]
[White "Duke, Mateo"]
[Black "Renteria, Alejandro"]
[Result "1-0"]
[ECO "C50"]
[PlyCount "31"]
[EventDate "2007.07.02"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. 0-0 Nf6 5. d3 d6 6. h3 0-0 7. Bg5 Be6 8. Nbd2 h6 9. Bh4 Nh5 10. Nxe5 Qxh4 11. Nef3 Qg3 12. Ne1 Bxh3 13. Bxf7+ Kxf7 14. Qxh5+ Kg8 15. Qxh3 Qf4 16. Qh5 1-0

[Event "Pan American-ch U08"]
[Site "Medellin"]
[Date "2007.07.02"]
[Round "1"]
[White "Pulido Ardila, Julian Mauricio"]
[Black "Duke, Mateo"]
[Result "0-1"]
[ECO "C50"]
[PlyCount "96"]
[EventDate "2007.07.02"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Nd4 4. Nxd4 exd4 5. d3 Be7 6. Bf4 Nf6 7. Be5 c6 8. Bxd4 d5 9. Bb3 a5 10. Ba4 b5 11. Nc3 bxa4 12. Nxa4 dxe4 13. dxe4 Nxe4 14. Bb6 Qd7 15. Qxd7+ Bxd7 16. Bd4 c5 17. Nb6 Rd8 18. Bxg7 Rg8 19. Be5 Rxg2 20. Bc7 Bc6 21. Bxd8 Bxd8 22. Nc4 Nf6 23. Nd6+ Ke7 24. Nc8+ Kd7 25. Nb6+ Bxb6 26. Rd1+ Kc7 27. Kf1 Rg8 28. Rg1 Rxg1+ 29. Kxg1 Ne4 30. Re1 c4 31. Rf1 Nxf2 32. Rxf2 Bxf2+ 33. Kxf2 Ba4 34. b3 cxb3 35. cxb3 Bd7 36. a3 a4 37. b4 Kd6 38. Kg3 Ke5 39. h3 Ke4 40. h4 Ke3 41. h5 f5 42. h6 f4+ 43. Kg2 Ke2 44. Kh1 f3 45. Kg1 f2+ 46. Kg2 f1Q+ 47. Kg3 Qf3+ 48. Kh4 Qg4# 0-1

