[Event "PUR-ch"]
[Site "Bayamon"]
[Date "2013.06.01"]
[Round "6"]
[White "Otero Diaz, Octavio"]
[Black "Figueroa Rosario, Alex"]
[Result "1-0"]
[ECO "B02"]
[WhiteElo "1931"]
[BlackElo "2022"]
[PlyCount "59"]
[EventDate "2013.05.24"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "PUR"]
[SourceTitle "CBM 154 Extra"]
[Source "ChessBase"]
[SourceDate "2013.06.25"]
[SourceVersion "2"]
[SourceVersionDate "2013.06.25"]
[SourceQuality "1"]

1. e4 Nf6 2. Nc3 d5 3. exd5 Nxd5 4. Nxd5 Qxd5 5. Qf3 Qd6 6. Bc4 e6 7. Ne2 Nc6 8. d3 Ne5 9. Qe4 Nxc4 10. Qxc4 c5 11. Bf4 Qd7 12. 0-0 Be7 13. Ng3 b5 14. Qc3 0-0 15. Be3 Bb7 16. Bxc5 Rac8 17. Nh5 f6 18. b4 Bxc5 19. bxc5 Qd5 20. Nf4 Qf5 21. Qb4 Rxc5 22. Nxe6 Qd5 23. Nf4 Qc6 24. f3 Rxc2 25. Rae1 Rc8 26. Qb3+ Kh8 27. Qf7 Rg8 28. Re7 Qb6+ 29. Kh1 Qf2 30. Rfe1 1-0

[Event "PUR-ch"]
[Site "Bayamon"]
[Date "2013.06.01"]
[Round "7"]
[White "Rosario Salas, Jonatan"]
[Black "Otero Diaz, Octavio"]
[Result "1-0"]
[ECO "A40"]
[WhiteElo "1980"]
[BlackElo "1931"]
[PlyCount "135"]
[EventDate "2013.05.24"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "PUR"]
[SourceTitle "CBM 154 Extra"]
[Source "ChessBase"]
[SourceDate "2013.06.25"]
[SourceVersion "2"]
[SourceVersionDate "2013.06.25"]
[SourceQuality "1"]

1. d4 Nc6 2. d5 Ne5 3. e4 d6 4. f4 Ng6 5. Nf3 e5 6. Bb5+ Bd7 7. Bxd7+ Qxd7 8. f5 N6e7 9. 0-0 Nf6 10. Qe2 g6 11. fxg6 Nxg6 12. Nxe5 Nxe5 13. Rxf6 Bg7 14. Rf1 Rg8 15. Nd2 0-0-0 16. c3 Bh8 17. Nf3 Rg4 18. Nxe5 dxe5 19. h3 Rg6 20. Kh1 Rdg8 21. Rf2 f6 22. Be3 Qa4 23. Bc5 Rg3 24. b3 Qd7 25. c4 R8g5 26. Be3 Rg6 27. Bd2 Bg7 28. Qh5 Bf8 29. Qf5 Qxf5 30. exf5 Rg8 31. b4 b6 32. Rc1 Rd3 33. Rc2 Rgg3 34. Re2 Rd4 35. Kh2 Rgd3 36. Be1 Rf4 37. Rf2 Re4 38. Rfe2 Red4 39. g4 Rf3 40. Bf2 Rdd3 41. c5 Rxh3+ 42. Kg2 bxc5 43. bxc5 Rc3 44. c6 a6 45. Rxc3 Rxc3 46. g5 Rd3 47. gxf6 Rxd5 48. Bg3 Bd6 49. f7 Kd8 50. Bh4+ Kc8 51. Bf6 Kb8 52. Bg7 e4 53. f8Q+ Bxf8 54. Bxf8 Rxf5 55. Be7 Re5 56. Bh4 Re6 57. Rb2+ Kc8 58. Rc2 e3 59. Kf1 e2+ 60. Rxe2 Rxc6 61. Re8+ Kb7 62. Re7 Rc1+ 63. Be1 Rc2 64. a4 h5 65. Rh7 Rc5 66. Ke2 Kc6 67. Bg3 Kb6 68. Bf2 1-0

[Event "PUR-ch"]
[Site "Bayamon"]
[Date "2013.05.26"]
[Round "5"]
[White "Sosa Trani, Luis"]
[Black "Otero Diaz, Octavio"]
[Result "1-0"]
[ECO "B00"]
[WhiteElo "2073"]
[BlackElo "1931"]
[PlyCount "44"]
[EventDate "2013.05.24"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "PUR"]
[SourceTitle "CBM 154 Extra"]
[Source "ChessBase"]
[SourceDate "2013.06.25"]
[SourceVersion "2"]
[SourceVersionDate "2013.06.25"]
[SourceQuality "1"]

1. e4 Nc6 2. Nf3 d6 3. Bb5 a6 4. Ba4 Bg4 5. d3 e6 6. c3 b5 7. Bc2 Ne5 8. Nbd2 Qf6 9. a4 c6 10. axb5 cxb5 11. d4 Bxf3 12. Nxf3 Nxf3+ 13. gxf3 Ne7 14. Bd3 Ng6 15. Bxb5+ Ke7 16. Bc6 Ra7 17. Ra5 e5 18. Rg1 h6 19. Be3 Rc7 20. Rxa6 Qh4 21. Rxg6 fxg6 22. dxe5 Qxh2 1-0

[Event "PUR-ch"]
[Site "Bayamon"]
[Date "2013.05.25"]
[Round "2"]
[White "Guzman Freire, Julio"]
[Black "Otero Diaz, Octavio"]
[Result "0-1"]
[ECO "A40"]
[WhiteElo "1864"]
[BlackElo "1931"]
[PlyCount "48"]
[EventDate "2013.05.24"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "PUR"]
[SourceTitle "CBM 154 Extra"]
[Source "ChessBase"]
[SourceDate "2013.06.25"]
[SourceVersion "2"]
[SourceVersionDate "2013.06.25"]
[SourceQuality "1"]

1. d4 Nc6 2. e4 e5 3. d5 Nce7 4. c4 d6 5. Nc3 f5 6. Bd3 g6 7. exf5 Nxf5 8. Nf3 Nf6 9. 0-0 Bg7 10. Ng5 Qe7 11. f4 0-0 12. Re1 h6 13. Nf3 Nd7 14. g4 Nh4 15. Nxh4 Qxh4 16. f5 Nc5 17. Bc2 gxf5 18. b4 fxg4 19. Be3 g3 20. Qd2 Rf2 21. Bxf2 Qxh2+ 22. Kf1 Bg4 23. Re2 g2+ 24. Ke1 Qh1+ 0-1

[Event "PUR-ch"]
[Site "Bayamon"]
[Date "2013.05.25"]
[Round "3"]
[White "Otero Diaz, Octavio"]
[Black "Freyre Forest, Jorge"]
[Result "0-1"]
[ECO "A46"]
[WhiteElo "1931"]
[BlackElo "2105"]
[PlyCount "63"]
[EventDate "2013.05.24"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "PUR"]
[SourceTitle "CBM 154 Extra"]
[Source "ChessBase"]
[SourceDate "2013.06.25"]
[SourceVersion "2"]
[SourceVersionDate "2013.06.25"]
[SourceQuality "1"]

1. Nf3 Nf6 2. d4 d6 3. Bg5 e6 4. e3 Be7 5. Bd3 Nfd7 6. h4 h6 7. Bf4 Bf6 8. c3 e5 9. Bg3 Qe7 10. Qc2 c6 11. Nbd2 d5 12. Nxe5 Nxe5 13. dxe5 Bxe5 14. Bxe5 Qxe5 15. Nf3 Qe7 16. 0-0-0 Be6 17. Nd4 0-0 18. Nf5 Bxf5 19. Bxf5 Na6 20. g4 g6 21. Bxg6 fxg6 22. Qxg6+ Qg7 23. Qe6+ Kh8 24. f4 Nc5 25. Qe5 Qxe5 26. fxe5 Rae8 27. g5 Rxe5 28. g6 Kg7 29. c4 Rf2 30. h5 Re4 31. cxd5 Rc4+ 32. Kb1 0-1

[Event "PUR-ch"]
[Site "Bayamon"]
[Date "2013.05.24"]
[Round "1"]
[White "Otero Diaz, Octavio"]
[Black "Machin Rivera, Mark"]
[Result "1/2-1/2"]
[ECO "D03"]
[WhiteElo "1931"]
[BlackElo "2329"]
[PlyCount "34"]
[EventDate "2013.05.24"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "PUR"]
[SourceTitle "CBM 154 Extra"]
[Source "ChessBase"]
[SourceDate "2013.06.25"]
[SourceVersion "2"]
[SourceVersionDate "2013.06.25"]
[SourceQuality "1"]

1. Nf3 Nf6 2. d4 g6 3. Bg5 Bg7 4. c3 0-0 5. e3 d5 6. Bd3 c5 7. Nbd2 Nc6 8. 0-0 b6 9. a3 Re8 10. Qc2 c4 11. Be2 Bf5 12. Qa4 Na5 13. Ne5 b5 14. Qd1 Ne4 15. Nxe4 Bxe4 16. Nf3 Nb3 17. Ra2 a5 1/2-1/2

