[Event "PUR-ch"]
[Site "Caguas"]
[Date "2008.07.25"]
[Round "8"]
[White "Sosa Trani, Luis"]
[Black "Machin, Mark"]
[Result "0-1"]
[ECO "B06"]
[WhiteElo "2127"]
[BlackElo "2184"]
[PlyCount "60"]
[EventDate "2008.07.11"]
[EventType "tourn"]
[EventRounds "11"]
[EventCountry "PUR"]
[SourceTitle "EXT 2009"]
[Source "ChessBase"]
[SourceDate "2008.11.26"]
[SourceVersion "1"]
[SourceVersionDate "2008.11.26"]
[SourceQuality "1"]

1. e4 g6 2. d4 Bg7 3. Nc3 d6 4. Be3 a6 5. Qd2 Nd7 6. 0-0-0 b5 7. h4 h5 8. Nh3 Bb7 9. f3 Rc8 10. Ng5 c5 11. dxc5 Nxc5 12. Bd4 Nf6 13. Qf2 Qc7 14. Kb1 0-0 15. g4 e5 16. Bxc5 dxc5 17. gxh5 Nxh5 18. Bh3 Rcd8 19. Bg4 Nf4 20. Rxd8 Rxd8 21. h5 Qe7 22. Nh3 Bc6 23. hxg6 fxg6 24. Rd1 b4 25. Rxd8+ Qxd8 26. Ne2 Qd1+ 27. Nc1 Bh6 28. Qxc5 Qxc1+ 29. Kxc1 Nd3+ 30. Kd1 Nxc5 0-1

[Event "PUR-ch"]
[Site "Caguas"]
[Date "2008.07.21"]
[Round "7"]
[White "Machin, Mark"]
[Black "Vazquez, Raul"]
[Result "1/2-1/2"]
[ECO "B91"]
[WhiteElo "2184"]
[BlackElo "2062"]
[PlyCount "23"]
[EventDate "2008.07.11"]
[EventType "tourn"]
[EventRounds "11"]
[EventCountry "PUR"]
[SourceTitle "EXT 2009"]
[Source "ChessBase"]
[SourceDate "2008.11.26"]
[SourceVersion "1"]
[SourceVersionDate "2008.11.26"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. g3 e5 7. Nde2 Nbd7 8. Bg2 b5 9. 0-0 Bb7 10. h3 Be7 11. g4 Nb6 12. Ng3 1/2-1/2

[Event "PUR-ch"]
[Site "Caguas"]
[Date "2008.07.20"]
[Round "6"]
[White "Massana, Jorge"]
[Black "Machin, Mark"]
[Result "1/2-1/2"]
[ECO "A00"]
[WhiteElo "2212"]
[BlackElo "2184"]
[PlyCount "100"]
[EventDate "2008.07.11"]
[EventType "tourn"]
[EventRounds "11"]
[EventCountry "PUR"]
[SourceTitle "EXT 2009"]
[Source "ChessBase"]
[SourceDate "2008.11.26"]
[SourceVersion "1"]
[SourceVersionDate "2008.11.26"]
[SourceQuality "1"]

1. b4 e5 2. Bb2 d6 3. c4 f5 4. e3 Nf6 5. Nf3 Be7 6. d4 e4 7. Nfd2 0-0 8. Nc3 Kh8 9. g3 c6 10. Qb3 Na6 11. d5 c5 12. b5 Nb8 13. Be2 Nbd7 14. 0-0-0 a6 15. a4 axb5 16. axb5 Ne5 17. h3 b6 18. f3 exf3 19. Nxf3 Nfd7 20. Nxe5 Nxe5 21. g4 Bg5 22. Nb1 Re8 23. h4 Bxh4 24. Rdf1 Rf8 25. Qc2 Bg5 26. Rf4 Ra2 27. Nc3 Rxb2 28. Kxb2 Bxf4 29. exf4 Ng6 30. Bd3 Nxf4 31. Bxf5 Bxf5 32. gxf5 Qf6 33. Kb3 h6 34. Qe4 Qxf5 35. Qxf5 Rxf5 36. Na4 Nd3 37. Nxb6 Rf8 38. Ra1 Kg8 39. Ra8 Rxa8 40. Nxa8 Ne5 41. b6 g5 42. b7 Nd7 43. Kc3 Nb8 44. Nb6 h5 45. Kd3 h4 46. Ke3 h3 47. Kf3 g4+ 48. Kg3 Kf7 49. Nc8 Kf6 50. Nxd6 Ke5 1/2-1/2

[Event "PUR-ch"]
[Site "Caguas"]
[Date "2008.07.19"]
[Round "5"]
[White "Machin, Mark"]
[Black "Santa, Juan"]
[Result "1/2-1/2"]
[ECO "B42"]
[WhiteElo "2184"]
[BlackElo "2219"]
[PlyCount "85"]
[EventDate "2008.07.11"]
[EventType "tourn"]
[EventRounds "11"]
[EventCountry "PUR"]
[SourceTitle "EXT 2009"]
[Source "ChessBase"]
[SourceDate "2008.11.26"]
[SourceVersion "1"]
[SourceVersionDate "2008.11.26"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 a6 5. Bd3 Qc7 6. 0-0 Nc6 7. Nxc6 bxc6 8. Qe2 d6 9. f4 Nf6 10. Kh1 Be7 11. Nd2 Nd7 12. c4 Bf6 13. Nf3 e5 14. f5 Bb7 15. Be3 c5 16. g4 h6 17. h4 Be7 18. Kg2 Bc6 19. g5 hxg5 20. hxg5 Qb7 21. Bf2 Rb8 22. Rab1 a5 23. Be1 a4 24. Bc3 Nf8 25. b4 axb3 26. Rxb3 Qa8 27. Rxb8+ Qxb8 28. Rb1 Qa7 29. Qb2 Nd7 30. Kg3 Bd8 31. Kg4 Bc7 32. Nh4 Qa8 33. Qc2 Ba4 34. Qe2 Bc6 35. Ng2 Nb6 36. Nh4 Na4 37. Be1 Nb6 38. Bf2 Nd7 39. Ng2 Ba5 40. Qc2 Bd8 41. Bh4 Ba4 42. Qe2 Bc6 43. Qc2 1/2-1/2

[Event "PUR-ch"]
[Site "Caguas"]
[Date "2008.07.18"]
[Round "4"]
[White "Velasco, Santiago"]
[Black "Machin, Mark"]
[Result "1/2-1/2"]
[ECO "D01"]
[WhiteElo "2270"]
[BlackElo "2184"]
[PlyCount "95"]
[EventDate "2008.07.11"]
[EventType "tourn"]
[EventRounds "11"]
[EventCountry "PUR"]
[SourceTitle "EXT 2009"]
[Source "ChessBase"]
[SourceDate "2008.11.26"]
[SourceVersion "1"]
[SourceVersionDate "2008.11.26"]
[SourceQuality "1"]

1. d4 Nf6 2. Nc3 d5 3. Bg5 Bf5 4. e3 e6 5. Nf3 Be7 6. Bd3 Bg6 7. Ne5 Nbd7 8. Nxg6 hxg6 9. Qe2 a6 10. 0-0-0 c5 11. dxc5 Nxc5 12. Kb1 Qb6 13. Ka1 Rc8 14. h4 Qb4 15. Qd2 Nfe4 16. Bxe4 Bxg5 17. hxg5 Rxh1 18. Rxh1 Nxe4 19. Nxe4 Qxe4 20. Rh8+ Kd7 21. Rxc8 Kxc8 22. f3 Qh4 23. b3 Qxg5 24. Qc3+ Kb8 25. Qc5 Qd8 26. Kb1 g5 27. a4 g6 28. Qd4 Qc7 29. Qf6 Qg3 30. Qxf7 Qe1+ 31. Kb2 Qxe3 32. Qxg6 Ka7 33. Qg7 e5 34. Qc7 Qd4+ 35. Qc3 Qxc3+ 36. Kxc3 a5 37. Kd3 Kb6 38. c3 Kc5 39. g3 b5 40. axb5 Kxb5 41. Kc2 a4 42. bxa4+ Kxa4 43. Kb2 Kb5 44. Kb3 Kc5 45. Kc2 Kc4 46. Kd2 Kb5 47. Kc2 Kc5 48. Kd3 1/2-1/2

[Event "PUR-ch"]
[Site "Caguas"]
[Date "2008.07.13"]
[Round "3"]
[White "Machin, Mark"]
[Black "Montalvo Rosario, Alejandro"]
[Result "1/2-1/2"]
[ECO "C01"]
[WhiteElo "2184"]
[BlackElo "2264"]
[PlyCount "25"]
[EventDate "2008.07.11"]
[EventType "tourn"]
[EventRounds "11"]
[EventCountry "PUR"]
[SourceTitle "EXT 2009"]
[Source "ChessBase"]
[SourceDate "2008.11.26"]
[SourceVersion "1"]
[SourceVersionDate "2008.11.26"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. exd5 exd5 4. Bd3 Bd6 5. h3 Ne7 6. Qf3 Nbc6 7. c3 Be6 8. Bg5 Qd7 9. Ne2 f6 10. Bf4 0-0-0 11. Nd2 Rdf8 12. Bxd6 Qxd6 13. Qg3 1/2-1/2

[Event "PUR-ch"]
[Site "Caguas"]
[Date "2008.07.12"]
[Round "2"]
[White "Acevedo, Francisco"]
[Black "Machin, Mark"]
[Result "1-0"]
[ECO "B06"]
[BlackElo "2184"]
[PlyCount "83"]
[EventDate "2008.07.11"]
[EventType "tourn"]
[EventRounds "11"]
[EventCountry "PUR"]
[SourceTitle "EXT 2009"]
[Source "ChessBase"]
[SourceDate "2008.11.26"]
[SourceVersion "1"]
[SourceVersionDate "2008.11.26"]
[SourceQuality "1"]

1. e4 g6 2. d4 Bg7 3. Nf3 d6 4. Nc3 a6 5. a4 b6 6. Bc4 e6 7. 0-0 Ne7 8. Qe2 0-0 9. Rd1 Bb7 10. Bg5 h6 11. Bh4 Nd7 12. Ra3 g5 13. Bxg5 hxg5 14. Nxg5 Ng6 15. f4 Re8 16. Qf3 Qf6 17. g3 Ndf8 18. Ne2 Qd8 19. Qh5 d5 20. exd5 Bxd5 21. Bd3 Qd6 22. c3 c5 23. Raa1 Bb7 24. Ne4 Qc6 25. g4 c4 26. Bc2 f5 27. gxf5 exf5 28. d5 Qc8 29. N4g3 Qc5+ 30. Kf1 Bxd5 31. Bxf5 Bf7 32. Qg4 Re7 33. h4 Qc6 34. h5 Nh8 35. Nd4 Qh6 36. Bc2 Rd7 37. Ndf5 Qf6 38. h6 Nhg6 39. hxg7 Rxd1+ 40. Rxd1 Nh7 41. Nh5 Qc6 42. Nh6# 1-0

[Event "PUR-ch"]
[Site "Caguas"]
[Date "2008.07.11"]
[Round "1"]
[White "Bermudez Adams, William"]
[Black "Machin, Mark"]
[Result "1-0"]
[ECO "B06"]
[WhiteElo "2211"]
[BlackElo "2184"]
[PlyCount "85"]
[EventDate "2008.07.11"]
[EventType "tourn"]
[EventRounds "11"]
[EventCountry "PUR"]
[SourceTitle "EXT 2009"]
[Source "ChessBase"]
[SourceDate "2008.11.26"]
[SourceVersion "1"]
[SourceVersionDate "2008.11.26"]
[SourceQuality "1"]

1. e4 g6 2. h4 d5 3. exd5 Nf6 4. Bb5+ Bd7 5. Be2 Nxd5 6. d4 c6 7. c4 Nc7 8. Nc3 Bg7 9. Be3 Be6 10. Nh3 Nd7 11. Qd2 Nb6 12. b3 Bxh3 13. Rxh3 Qd7 14. a4 Rd8 15. a5 Nc8 16. Rd1 Nd6 17. d5 cxd5 18. Nxd5 Nxd5 19. Qxd5 Nc8 20. Qc5 Bc3+ 21. Kf1 Qc6 22. Qxc6+ bxc6 23. Rxd8+ Kxd8 24. a6 Bf6 25. Bg4 Nb6 26. h5 Kc7 27. hxg6 hxg6 28. Rf3 Rh1+ 29. Ke2 Ra1 30. Bf4+ Kd8 31. Rd3+ Ke8 32. Bc7 e6 33. Bf3 Rxa6 34. Bxc6+ Kf8 35. c5 Nc4 36. Ba4 Ne5 37. Rd6 Rxd6 38. Bxd6+ Be7 39. Bxe5 Bxc5 40. f3 Ke7 41. Kd3 f6 42. Bc3 Kd6 43. Bxf6 1-0

