[Event "Santa Cruz op"]
[Site "Santa Cruz"]
[Date "2003.08.06"]
[Round "2"]
[White "Serrano, Marcelo"]
[Black "Loayza, Antonio"]
[Result "0-1"]
[ECO "B33"]
[PlyCount "60"]
[EventDate "2003.08.05"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BOL"]
[SourceTitle "EXT 2004"]
[Source "ChessBase"]
[SourceDate "2003.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2003.11.25"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 e5 5. Nb5 d6 6. N1c3 a6 7. Na3 Nf6 8. Bg5 Be7 9. Bd3 b5 10. Bxf6 Bxf6 11. Nd5 0-0 12. Qf3 Bg5 13. h4 Nd4 14. Qg3 Bh6 15. c3 Ne6 16. Nc2 Nf4 17. Nxf4 Bxf4 18. Qf3 Bb7 19. g3 Bh6 20. Ne3 Bxe3 21. Qxe3 f5 22. Rg1 fxe4 23. Bxe4 Bxe4 24. Qxe4 d5 25. Qg4 Qb6 26. 0-0-0 d4 27. Qe2 dxc3 28. bxc3 Qc5 29. Rd2 Qxc3+ 30. Rc2 Qa1+ 0-1

[Event "Santa Cruz op"]
[Site "Santa Cruz"]
[Date "2003.08.05"]
[Round "1"]
[White "Agreda, Mario Alberto"]
[Black "Serrano, Marcelo"]
[Result "1-0"]
[ECO "D38"]
[PlyCount "73"]
[EventDate "2003.08.05"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BOL"]
[SourceTitle "EXT 2004"]
[Source "ChessBase"]
[SourceDate "2003.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2003.11.25"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nc3 d5 4. Nf3 Bb4 5. Bd2 c5 6. e3 Nc6 7. cxd5 exd5 8. Bb5 Bg4 9. 0-0 0-0 10. Bxc6 bxc6 11. h3 Bh5 12. Rc1 Bxc3 13. Bxc3 c4 14. b3 cxb3 15. Qxb3 Bxf3 16. gxf3 Qd7 17. Kh2 Qf5 18. Qd1 Rfe8 19. Rg1 Nh5 20. f4 Re6 21. Rg5 Qe4 22. Qxh5 Rh6 23. Qg4 g6 24. Qe2 Rc8 25. Bd2 f6 26. Rg3 Rh4 27. Qa6 Rb8 28. Qxc6 Rh5 29. Qxf6 Rf5 30. Rxg6+ hxg6 31. Qxg6+ Kh8 32. Qh6+ Kg8 33. Rg1+ Kf7 34. Rg7+ Ke8 35. Rg8+ Ke7 36. Rxb8 Qf3 37. Rb7+ 1-0

