[Event "Havana City-ch"]
[Site "Havana"]
[Date "2009.12.21"]
[Round "9"]
[White "Hernandez Preces, Carlos Cristobal"]
[Black "Perez Coyula, Rafael Alcides"]
[Result "1/2-1/2"]
[ECO "D85"]
[BlackElo "1989"]
[PlyCount "55"]
[EventDate "2009.12.13"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "CUB"]
[SourceTitle "CBM 134 Extra"]
[Source "ChessBase"]
[SourceDate "2010.03.03"]
[SourceVersion "1"]
[SourceVersionDate "2010.03.03"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nc3 d5 4. cxd5 Nxd5 5. e4 Nxc3 6. bxc3 Bg7 7. Nf3 c5 8. Rb1 0-0 9. Be2 b6 10. 0-0 Bb7 11. Qd3 Ba6 12. Qe3 Qd7 13. Rd1 cxd4 14. cxd4 Qa4 15. Bd2 Bxe2 16. Qxe2 Rc8 17. e5 Na6 18. e6 fxe6 19. d5 Qc4 20. Qxc4 Rxc4 21. Rbc1 Ra4 22. g3 Rxa2 23. Ra1 Rxa1 24. Rxa1 Nc5 25. Bb4 Nb7 26. Bxe7 Bf8 27. Bxf8 Kxf8 28. Kf1 1/2-1/2

[Event "Havana City-ch"]
[Site "Havana"]
[Date "2009.12.20"]
[Round "8"]
[White "Osto Espino, Jorge Luis"]
[Black "Hernandez Preces, Carlos Cristobal"]
[Result "1/2-1/2"]
[ECO "C42"]
[PlyCount "40"]
[EventDate "2009.12.13"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "CUB"]
[SourceTitle "CBM 134 Extra"]
[Source "ChessBase"]
[SourceDate "2010.03.03"]
[SourceVersion "1"]
[SourceVersionDate "2010.03.03"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nf6 3. Nxe5 d6 4. Nf3 Nxe4 5. Qe2 Qe7 6. d3 Nf6 7. Qxe7+ Bxe7 8. d4 d5 9. Bd3 Bd6 10. 0-0 0-0 11. c3 c6 12. Re1 Re8 13. Rxe8+ Nxe8 14. Bg5 h6 15. Bh4 Bg4 16. Nbd2 Nd7 17. Bg3 Bxg3 18. hxg3 Bh5 19. Re1 Kf8 20. Kf1 Rd8 1/2-1/2

[Event "Havana City-ch"]
[Site "Havana"]
[Date "2009.12.19"]
[Round "7"]
[White "Calvo Quinteiro, Jose Manuel"]
[Black "Hernandez Preces, Carlos Cristobal"]
[Result "1/2-1/2"]
[ECO "C01"]
[WhiteElo "2160"]
[PlyCount "40"]
[EventDate "2009.12.13"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "CUB"]
[SourceTitle "CBM 134 Extra"]
[Source "ChessBase"]
[SourceDate "2010.03.03"]
[SourceVersion "1"]
[SourceVersionDate "2010.03.03"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. exd5 Qxd5 4. Nc3 Qd8 5. Nf3 Be7 6. Be2 Nf6 7. 0-0 0-0 8. Bg5 b6 9. Qd2 Bb7 10. Rad1 Nd5 11. Bxe7 Qxe7 12. Nxd5 Bxd5 13. c3 Bb7 14. Ne5 Nd7 15. Nxd7 Qxd7 16. Qf4 Rad8 17. Bf3 Bxf3 18. Qxf3 Qd5 19. Qxd5 Rxd5 20. Rfe1 Rfd8 1/2-1/2

[Event "Havana City-ch"]
[Site "Havana"]
[Date "2009.12.18"]
[Round "6"]
[White "Hernandez Preces, Carlos Cristobal"]
[Black "Lopez Gonzalez, Abel Fabian"]
[Result "1/2-1/2"]
[ECO "E64"]
[BlackElo "1978"]
[PlyCount "38"]
[EventDate "2009.12.13"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "CUB"]
[SourceTitle "CBM 134 Extra"]
[Source "ChessBase"]
[SourceDate "2010.03.03"]
[SourceVersion "1"]
[SourceVersionDate "2010.03.03"]
[SourceQuality "1"]

1. d4 d6 2. c4 Nf6 3. Nc3 g6 4. g3 Bg7 5. Bg2 0-0 6. Nf3 c5 7. d5 Nbd7 8. e4 a6 9. 0-0 Rb8 10. Re1 b5 11. Nd2 Ne5 12. b3 bxc4 13. bxc4 Qa5 14. Qc2 Nfd7 15. Re3 Ng4 16. Re1 Nge5 17. Re3 Ng4 18. Re1 Nge5 19. Re3 Ng4 1/2-1/2

[Event "Havana City-ch"]
[Site "Havana"]
[Date "2009.12.17"]
[Round "5"]
[White "Hernandez Preces, Carlos Cristobal"]
[Black "Codina Carril, Alberto Felipe"]
[Result "1/2-1/2"]
[ECO "D00"]
[PlyCount "50"]
[EventDate "2009.12.13"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "CUB"]
[SourceTitle "CBM 134 Extra"]
[Source "ChessBase"]
[SourceDate "2010.03.03"]
[SourceVersion "1"]
[SourceVersionDate "2010.03.03"]
[SourceQuality "1"]

1. d4 d5 2. e3 e6 3. b3 g6 4. Bb2 Bg7 5. f4 f5 6. h4 h5 7. g3 Nf6 8. Nd2 0-0 9. Ngf3 c6 10. c4 b6 11. c5 b5 12. a4 b4 13. Kf2 a5 14. Bd3 Ba6 15. Bxa6 Rxa6 16. Ne5 Qe8 17. Kf3 Nfd7 18. Nxd7 Nxd7 19. Qe2 Ra7 20. Rhe1 Qe7 21. Rh1 Qe8 22. Rhc1 Qc8 23. Rh1 Qe8 24. Rhc1 Qc8 25. Rh1 Qe8 1/2-1/2

[Event "Havana City-ch"]
[Site "Havana"]
[Date "2009.12.16"]
[Round "4"]
[White "Palao Valdes, Alejandro"]
[Black "Hernandez Preces, Carlos Cristobal"]
[Result "1/2-1/2"]
[ECO "D60"]
[WhiteElo "2003"]
[PlyCount "45"]
[EventDate "2009.12.13"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "CUB"]
[SourceTitle "CBM 134 Extra"]
[Source "ChessBase"]
[SourceDate "2010.03.03"]
[SourceVersion "1"]
[SourceVersionDate "2010.03.03"]
[SourceQuality "1"]

1. d4 e6 2. c4 d5 3. Nc3 Nf6 4. Bg5 Be7 5. e3 0-0 6. Nf3 c6 7. Bd3 Nbd7 8. 0-0 dxc4 9. Bxc4 Nd5 10. Bxe7 Qxe7 11. Bxd5 cxd5 12. Qd3 a6 13. Rab1 Nb8 14. b4 b6 15. Rfc1 b5 16. a3 Bb7 17. Rc2 Nc6 18. Rbc1 Rac8 19. Nd2 Qd7 20. Nf3 Qe7 21. Nd2 Qc7 22. Nf3 Qe7 23. Nd2 1/2-1/2

[Event "Havana City-ch"]
[Site "Havana"]
[Date "2009.12.15"]
[Round "3"]
[White "Hernandez Preces, Carlos Cristobal"]
[Black "Martinez Guedes, Jose"]
[Result "1/2-1/2"]
[ECO "B15"]
[PlyCount "51"]
[EventDate "2009.12.13"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "CUB"]
[SourceTitle "CBM 134 Extra"]
[Source "ChessBase"]
[SourceDate "2010.03.03"]
[SourceVersion "1"]
[SourceVersionDate "2010.03.03"]
[SourceQuality "1"]

1. e4 c6 2. d4 d5 3. Nc3 dxe4 4. Nxe4 Nf6 5. Ng3 e5 6. Nf3 exd4 7. Qxd4 Qxd4 8. Nxd4 Bc5 9. Ndf5 0-0 10. Be3 Bxe3 11. Nxe3 Be6 12. 0-0-0 Nbd7 13. Bc4 Nc5 14. Bxe6 Nxe6 15. Ngf5 Ne4 16. Rhf1 g6 17. Nd6 Nxd6 18. Rxd6 Rfd8 19. Rfd1 Rxd6 20. Rxd6 Rd8 21. Rxd8+ Nxd8 22. Kd2 Kf8 23. Kd3 Ke7 24. Kd4 Ne6+ 25. Ke4 f6 26. Nc4 1/2-1/2

[Event "Havana City-ch"]
[Site "Havana"]
[Date "2009.12.14"]
[Round "2"]
[White "Hernandez Preces, Carlos Cristobal"]
[Black "Martinez Ival, Carlos"]
[Result "0-1"]
[ECO "B07"]
[BlackElo "2083"]
[PlyCount "42"]
[EventDate "2009.12.13"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "CUB"]
[SourceTitle "CBM 134 Extra"]
[Source "ChessBase"]
[SourceDate "2010.03.03"]
[SourceVersion "1"]
[SourceVersionDate "2010.03.03"]
[SourceQuality "1"]

1. e4 d6 2. d4 Nf6 3. Nc3 g6 4. Be3 Bg7 5. f3 c6 6. h4 h5 7. Qd2 b5 8. 0-0-0 Qa5 9. Kb1 Nbd7 10. a3 Nb6 11. d5 Nc4 12. Bxc4 bxc4 13. dxc6 Rb8 14. Ka2 Be6 15. Nge2 0-0 16. Nd4 Rfc8 17. Bh6 Rxb2+ 18. Kxb2 Rb8+ 19. Ncb5 Rxb5+ 20. Nxb5 Qxb5+ 21. Qb4 Nd5+ 0-1

[Event "Havana City-ch"]
[Site "Havana"]
[Date "2009.12.13"]
[Round "1"]
[White "Gonzalez Reyes, Pablo Adolfo"]
[Black "Hernandez Preces, Carlos Cristobal"]
[Result "1/2-1/2"]
[ECO "D02"]
[WhiteElo "2100"]
[PlyCount "43"]
[EventDate "2009.12.13"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "CUB"]
[SourceTitle "CBM 134 Extra"]
[Source "ChessBase"]
[SourceDate "2010.03.03"]
[SourceVersion "1"]
[SourceVersionDate "2010.03.03"]
[SourceQuality "1"]

1. d4 d5 2. Nf3 e6 3. Bf4 c5 4. e3 a6 5. Nbd2 Nc6 6. c3 Nf6 7. Bd3 Nh5 8. Bg5 Qc7 9. 0-0 Be7 10. Bxe7 Qxe7 11. Re1 Nf6 12. Rc1 c4 13. Bb1 b5 14. h3 0-0 15. Qe2 h6 16. Bc2 Qc7 17. b3 Bb7 18. bxc4 dxc4 19. a4 Ne7 20. Bb1 Ned5 21. Ne5 Nb6 22. Bc2 1/2-1/2

