[Event "Pereira op"]
[Site "Pereira"]
[Date "1991.??.??"]
[Round "?"]
[White "Ovalle, G."]
[Black "Mendoza, Rafael Enrique"]
[Result "0-1"]
[ECO "C80"]
[BlackElo "2335"]
[PlyCount "76"]
[EventDate "1991.??.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "EXT 2000"]
[Source "ChessBase"]
[SourceDate "1999.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1999.11.16"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. 0-0 Nxe4 6. Re1 Nc5 7. Bxc6 dxc6 8. d4 Ne6 9. dxe5 Qxd1 10. Rxd1 Be7 11. Be3 0-0 12. c3 Re8 13. h3 c5 14. Nbd2 Bd7 15. Nf1 Bc6 16. Ne1 a5 17. Ng3 Rad8 18. Nf5 Bf8 19. f4 h5 20. Ng3 Rxd1 21. Rxd1 g6 22. Ne2 h4 23. Kf2 Ng7 24. g4 hxg3+ 25. Nxg3 Be7 26. Nf3 b6 27. Rd2 f5 28. Rd1 Ne6 29. Rd2 Kf7 30. Rd1 Rh8 31. Rh1 Bh4 32. Rh2 Be7 33. Ke2 a4 34. Kf2 Bd5 35. a3 Ke8 36. Nf1 Kf7 37. N1d2 g5 38. Kg3 gxf4+ 0-1

[Event "Bogota op"]
[Site "Bogota"]
[Date "1990.??.??"]
[Round "7"]
[White "Gutierrez Herrera, Jose Antonio"]
[Black "Ovalle, G."]
[Result "1-0"]
[ECO "B32"]
[WhiteElo "2345"]
[PlyCount "49"]
[EventDate "1990.??.??"]
[EventType "swiss"]
[EventRounds "8"]
[EventCountry "COL"]
[SourceTitle "EXT 1997"]
[Source "ChessBase"]
[SourceDate "1996.11.15"]
[SourceVersion "1"]
[SourceVersionDate "1996.11.15"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 e5 5. Nb5 a6 6. Nd6+ Bxd6 7. Qxd6 Qf6 8. Qd1 Qg6 9. Nc3 Nge7 10. h4 f5 11. h5 Qf7 12. h6 g6 13. Bg5 0-0 14. Qd6 fxe4 15. Nxe4 Nf5 16. Nf6+ Kh8 17. Qd5 Ncd4 18. Qxf7 Rxf7 19. Bc4 Ne6 20. Bxe6 dxe6 21. 0-0-0 Rf8 22. Rh3 Nd4 23. Rhd3 b5 24. c3 Nc6 25. Rd6 1-0

[Event "Bogota op"]
[Site "Bogota"]
[Date "1990.??.??"]
[Round "3"]
[White "Ovalle, G."]
[Black "Ramirez, Carlos"]
[Result "0-1"]
[ECO "B54"]
[PlyCount "77"]
[EventDate "1990.??.??"]
[EventType "swiss"]
[EventRounds "8"]
[EventCountry "COL"]
[SourceTitle "EXT 1997"]
[Source "ChessBase"]
[SourceDate "1996.11.15"]
[SourceVersion "1"]
[SourceVersionDate "1996.11.15"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 e6 3. c4 Nc6 4. d4 cxd4 5. Nxd4 Nf6 6. Nc3 d6 7. Be2 Be7 8. Be3 a6 9. Rc1 0-0 10. 0-0 Bd7 11. f3 Qb8 12. a3 Rc8 13. Nxc6 Bxc6 14. Qd2 b6 15. Rfd1 Qb7 16. Qe1 b5 17. cxb5 axb5 18. Na2 Nd7 19. Nb4 Ne5 20. f4 Nc4 21. Nxc6 Rxc6 22. Bd4 Rac8 23. Qg3 Bf8 24. f5 e5 25. Bc3 Be7 26. Kh1 h6 27. Rd5 Rc5 28. Rcd1 Rxd5 29. Rxd5 Nb6 30. Rxb5 Qxe4 31. Rxb6 Qxe2 32. h4 Rc4 33. Rb4 Qf1+ 34. Kh2 Rxb4 35. Bxb4 Qxf5 36. Be1 Qe4 37. b4 f5 38. b5 Bd8 39. Qf2 0-1

