[Event "Cali op-C 11th"]
[Site "Cali"]
[Date "2009.12.27"]
[Round "2.4"]
[White "Otero, Diego Enrique"]
[Black "Giron, Diego Fernando"]
[Result "0-1"]
[ECO "B07"]
[WhiteElo "1653"]
[BlackElo "1600"]
[PlyCount "56"]
[EventDate "2009.12.26"]
[EventType "swiss"]
[EventRounds "8"]
[EventCountry "COL"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. e4 d6 2. d4 Nf6 3. Nc3 g6 4. Be3 Bg7 5. f3 c6 6. Bc4 Nbd7 7. Qd2 b5 8. Bb3 a5 9. d5 cxd5 10. Nxb5 dxe4 11. fxe4 Bb7 12. 0-0-0 Nxe4 13. Qe2 0-0 14. Nf3 a4 15. Bc4 a3 16. Bd4 axb2+ 17. Kb1 Bxd4 18. Rxd4 Ndc5 19. Rhd1 Bc6 20. Qe3 Qa5 21. a4 Bxb5 22. Bxb5 Nc3+ 23. Kxb2 Nxd1+ 24. Rxd1 Nxa4+ 25. Bxa4 Qxa4 26. Nd4 Rfb8+ 27. Nb3 Qa2+ 28. Kc3 Rc8+ 0-1

[Event "Cali op-C 11th"]
[Site "Cali"]
[Date "2009.12.26"]
[Round "1.8"]
[White "Lizcano, Hugo"]
[Black "Otero, Diego Enrique"]
[Result "0-1"]
[ECO "B47"]
[WhiteElo "1600"]
[BlackElo "1653"]
[PlyCount "62"]
[EventDate "2009.12.26"]
[EventType "swiss"]
[EventRounds "8"]
[EventCountry "COL"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nc6 5. Nc3 a6 6. Be2 Qc7 7. 0-0 Nf6 8. Nf3 d6 9. Bf4 Be7 10. Qd2 0-0 11. Rad1 Rd8 12. Rfe1 b5 13. a3 Bb7 14. Bf1 Ne5 15. Bxe5 dxe5 16. Bd3 b4 17. Na2 bxa3 18. b4 Bxe4 19. Qe2 Bxd3 20. cxd3 Rd5 21. Nxe5 Bd6 22. d4 Bxe5 23. dxe5 Rxd1 24. Rxd1 Nd5 25. Rc1 Qb7 26. Qc4 h6 27. g3 Rb8 28. Rb1 Rc8 29. Qd3 Qb5 30. Qxa3 Qe2 31. Qb2 Rc2 0-1

[Event "Cali op-C"]
[Site "Cali"]
[Date "2008.12.29"]
[Round "8"]
[White "Otero, Diego Enrique"]
[Black "Dominguez, Oscar Alberto"]
[Result "0-1"]
[ECO "C06"]
[WhiteElo "1600"]
[BlackElo "1720"]
[PlyCount "60"]
[EventDate "2008.12.26"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "EXT 2011"]
[Source "ChessBase"]
[SourceDate "2010.11.26"]
[SourceVersion "1"]
[SourceVersionDate "2010.11.26"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. Nd2 Nf6 4. e5 Nfd7 5. Bd3 c5 6. c3 Nc6 7. Ngf3 Be7 8. 0-0 Qb6 9. dxc5 Bxc5 10. Qe2 Qc7 11. Re1 h6 12. Nb3 Bb6 13. Nbd4 Bxd4 14. cxd4 0-0 15. Bf4 f6 16. exf6 Qxf4 17. Qxe6+ Rf7 18. fxg7 Nf6 19. Qe3 Qxe3 20. Rxe3 Rxg7 21. Rae1 Bg4 22. Ne5 Nxd4 23. Nxg4 Nxg4 24. Rh3 Rf8 25. f3 Nxf3+ 26. gxf3 Ne5+ 27. Rg3 Nxf3+ 28. Kf2 Nxe1+ 29. Kxe1 Rxg3 30. hxg3 Rf3 0-1

[Event "Cali op-C"]
[Site "Cali"]
[Date "2008.12.26"]
[Round "1"]
[White "Carranza, Miguel"]
[Black "Otero, Diego Enrique"]
[Result "1-0"]
[ECO "A85"]
[WhiteElo "1600"]
[BlackElo "1600"]
[PlyCount "75"]
[EventDate "2008.12.26"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "EXT 2011"]
[Source "ChessBase"]
[SourceDate "2010.11.26"]
[SourceVersion "1"]
[SourceVersionDate "2010.11.26"]
[SourceQuality "1"]

1. d4 d5 2. c4 e6 3. Nc3 f5 4. Nf3 Nf6 5. Bg5 c6 6. e3 Nbd7 7. Ne5 Be7 8. cxd5 exd5 9. Bd3 Nxe5 10. dxe5 Ng4 11. Bf4 Bg5 12. h3 Bxf4 13. hxg4 Bxe5 14. gxf5 Qf6 15. Qh5+ Kd8 16. Rc1 Bd7 17. Qh4 h6 18. Qxf6+ Bxf6 19. g4 Re8 20. Ne2 Rc8 21. b4 Bb2 22. Rb1 Bf6 23. a4 b6 24. Kd2 c5 25. bxc5 bxc5 26. Bb5 Bxb5 27. Rxb5 Re4 28. Nf4 Rxa4 29. Nxd5 Ra2+ 30. Kd3 c4+ 31. Ke4 Rxf2 32. Nxf6 gxf6 33. Rxh6 Rc6 34. Rb7 Kc8 35. Rxa7 Kb8 36. Rf7 c3 37. Rh8+ Rc8 38. Rxc8+ 1-0

