[Event "Buenos Aires Najdorf U08/10"]
[Site "Buenos Aires"]
[Date "2004.10.08"]
[Round "7"]
[White "Cozak, Kevin"]
[Black "Sosa, Lautaro"]
[Result "1-0"]
[ECO "C00"]
[PlyCount "64"]
[EventDate "2004.10.07"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "ARG"]
[SourceTitle "EXT 2005"]
[Source "ChessBase"]
[SourceDate "2004.11.15"]
[SourceVersion "1"]
[SourceVersionDate "2004.11.15"]
[SourceQuality "1"]

1. e4 e6 2. Nf3 d5 3. d3 Nf6 4. Nc3 Bb4 5. a3 Bxc3+ 6. bxc3 dxe4 7. dxe4 Nxe4 8. Qxd8+ Kxd8 9. Bf4 Nxc3 10. Be5 Ne4 11. Bxg7 Rg8 12. Be5 Nc6 13. Bb2 b6 14. Bd3 Nc5 15. Bc4 Bb7 16. Bb5 h6 17. Rd1+ Ke7 18. Bxc6 Bxc6 19. 0-0 Bb5 20. Rfe1 Ba4 21. Rd2 f5 22. Bc3 Ne4 23. Bb4+ Kf6 24. Rde2 c5 25. Bc3+ Nxc3 26. Rxe6+ Kf7 27. Re7+ Kf8 28. Nh4 Nd5 29. R7e5 Nf4 30. Rxf5+ Kg7 31. Rxf4 Rgd8 32. Rg4+ Kh8 1-0

[Event "Buenos Aires Najdorf U08/10"]
[Site "Buenos Aires"]
[Date "2004.10.07"]
[Round "1"]
[White "Gianuzzi, Emanuel"]
[Black "Sosa, Lautaro"]
[Result "1-0"]
[ECO "C45"]
[PlyCount "35"]
[EventDate "2004.10.07"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "ARG"]
[SourceTitle "EXT 2005"]
[Source "ChessBase"]
[SourceDate "2004.11.15"]
[SourceVersion "1"]
[SourceVersionDate "2004.11.15"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Nxd4 Nxd4 5. Qxd4 Bd6 6. Qxg7 Bb4+ 7. Nc3 Be7 8. Qxh8 Bf6 9. Qxg8+ Ke7 10. Qxh7 Qf8 11. Qh5 Ke8 12. e5 Be7 13. Bg5 Bxg5 14. Qxg5 d6 15. Bc4 Qe7 16. Qxe7+ Kxe7 17. 0-0 dxe5 18. Rfe1 1-0

[Event "Buenos Aires Najdorf U08/10"]
[Site "Buenos Aires"]
[Date "2004.10.07"]
[Round "2"]
[White "Sosa, Lautaro"]
[Black "Garrido, Agustin"]
[Result "0-1"]
[ECO "C55"]
[PlyCount "34"]
[EventDate "2004.10.07"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "ARG"]
[SourceTitle "EXT 2005"]
[Source "ChessBase"]
[SourceDate "2004.11.15"]
[SourceVersion "1"]
[SourceVersionDate "2004.11.15"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Nc3 Nf6 4. Bc4 Be7 5. d3 h6 6. Be3 d6 7. 0-0 Bg4 8. h3 Bh5 9. Nd5 Nxd5 10. Bxd5 Nb4 11. Bxb7 Rb8 12. a3 Nxd3 13. cxd3 Rxb7 14. Qa4+ Qd7 15. Qc2 0-0 16. Qc1 Qb5 17. Nh2 Qxb2 0-1

[Event "Buenos Aires Najdorf U08/10"]
[Site "Buenos Aires"]
[Date "2004.10.07"]
[Round "4"]
[White "Sosa, Lautaro"]
[Black "Marino, Fernando"]
[Result "0-1"]
[ECO "C55"]
[PlyCount "20"]
[EventDate "2004.10.07"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "ARG"]
[SourceTitle "EXT 2005"]
[Source "ChessBase"]
[SourceDate "2004.11.15"]
[SourceVersion "1"]
[SourceVersionDate "2004.11.15"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Nc3 Nf6 4. Bc4 Qe7 5. Bd5 Nd4 6. Nxd4 exd4 7. Ne2 Ng4 8. 0-0 Qf6 9. c3 Qh6 10. Nxd4 Qxh2# 0-1

