[Event "Mexico DF Mercenario"]
[White "Bueno, Juan"]
[Black "Siegrist, Federico"]
[Site "Mexico City"]
[Round "5"]
[Result "0-1"]
[Date "1993.??.??"]
[ECO "B15"]
[PlyCount "40"]
[EventDate "1993.??.??"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "MEX"]
[SourceTitle "EXT 1999"]
[Source "ChessBase"]
[SourceDate "1998.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1998.11.16"]
[SourceQuality "1"]

1. e4 c6 2. d4 d5 3. Nc3 dxe4 4. Nxe4 Nf6 5. Nxf6+ exf6 6. Nf3 Bd6 7. Bc4 Bg4 8. d5 0-0 9. Be3 Nd7 10. dxc6 Ne5 11. Qd4 Bxf3 12. cxb7 Bxb7 13. 0-0-0 Nxc4 14. Qxc4 Qc7 15. Qg4 Rfc8 16. Rd2 Be5 17. Bh6 g5 18. Re2 Ba6 19. Bxg5 fxg5 20. Qxg5+ Bg7 0-1

[Event "Mexico DF Mercenario"]
[White "Hacyan, Shahem"]
[Black "Bueno, Juan"]
[Site "Mexico City"]
[Round "2"]
[Result "1-0"]
[Date "1993.??.??"]
[ECO "C42"]
[PlyCount "40"]
[EventDate "1993.??.??"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "MEX"]
[SourceTitle "EXT 1999"]
[Source "ChessBase"]
[SourceDate "1998.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1998.11.16"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nf6 3. Nxe5 Nxe4 4. Qe2 d5 5. d3 Nd7 6. Nxd7 Qxd7 7. dxe4 d4 8. c3 g6 9. Qb5 dxc3 10. Qe5+ Qe7 11. Qxe7+ Bxe7 12. Nxc3 0-0 13. Nd5 Bd6 14. Bh6 Rd8 15. Nf6+ Kh8 16. 0-0-0 Bf4+ 17. Bxf4 Rxd1+ 18. Kxd1 Kg7 19. Be5 Kf8 20. Nxh7+ Ke8 1-0

