[Event "Buenos Aires Najdorf U08/10"]
[Site "Buenos Aires"]
[Date "2004.10.08"]
[Round "5"]
[White "Becchero, Santiago"]
[Black "Otero, Diego"]
[Result "0-1"]
[ECO "B33"]
[PlyCount "66"]
[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 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 e5 5. Nf3 Nf6 6. Nc3 Bb4 7. Bg5 Bxc3+ 8. bxc3 h6 9. Bxf6 Qxf6 10. Be2 0-0 11. 0-0 d6 12. g3 Bh3 13. Re1 Rfe8 14. Bb5 Rad8 15. Rb1 a6 16. Bf1 Bxf1 17. Rxf1 b5 18. Nd2 Qe6 19. a3 d5 20. exd5 Rxd5 21. Qe2 Red8 22. Nf3 Na5 23. Ra1 e4 24. Nh4 Rd2 25. Qe3 Nc4 26. Qa7 Rxc2 27. Ng2 Nd2 28. Rfd1 Nf3+ 29. Kh1 Rxd1+ 30. Rxd1 Rxf2 31. Qxf2 Qh3 32. Rd8+ Kh7 33. Qc2 Qxh2# 0-1

[Event "Buenos Aires Najdorf U08/10"]
[Site "Buenos Aires"]
[Date "2004.10.08"]
[Round "6"]
[White "Ojeda, Eric"]
[Black "Becchero, Santiago"]
[Result "0-1"]
[ECO "C56"]
[PlyCount "50"]
[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. Bc4 Bc5 4. c3 Nf6 5. 0-0 0-0 6. d4 exd4 7. cxd4 Bb6 8. d5 Ne7 9. e5 Ne8 10. Bg5 f6 11. exf6 Nxf6 12. d6+ Kh8 13. dxe7 Qxe7 14. Re1 Bxf2+ 15. Kxf2 Qc5+ 16. Nd4 Ne4+ 17. Kg1 Nxg5 18. Qd3 Ne6 19. Re4 Nxd4 20. Rxd4 Rf4 21. Qe2 Qxd4+ 22. Kh1 Qf2 23. Nc3 g6 24. Nd5 Qxe2 25. Bxe2 Rf2 0-1

[Event "Buenos Aires Najdorf U08/10"]
[Site "Buenos Aires"]
[Date "2004.10.08"]
[Round "7"]
[White "Sanchez, Carlos"]
[Black "Becchero, Santiago"]
[Result "0-1"]
[ECO "C55"]
[PlyCount "24"]
[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 Bc5 4. Bc4 Nf6 5. Ng5 0-0 6. d3 h6 7. Nf3 d6 8. 0-0 Bg4 9. h3 Bh5 10. Be3 Bd4 11. Bxd4 Nxd4 12. Nh4 Bxd1 0-1

[Event "Buenos Aires Najdorf U08/10"]
[Site "Buenos Aires"]
[Date "2004.10.07"]
[Round "3"]
[White "Becchero, Santiago"]
[Black "Martinez, Tomas"]
[Result "1-0"]
[ECO "B32"]
[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 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nxd4 5. Qxd4 Qb6 6. Qxb6 axb6 7. Be3 b5 8. Bxb5 Nf6 9. Nc3 e6 10. 0-0 Bb4 11. e5 Bxc3 12. exf6 Bxf6 13. c3 0-0 14. Bc5 Re8 15. Bd4 Bxd4 16. cxd4 Rf8 17. a3 d5 18. Rfc1 1-0

[Event "Buenos Aires Najdorf U08/10"]
[Site "Buenos Aires"]
[Date "2004.10.07"]
[Round "1"]
[White "Becchero, Santiago"]
[Black "Olmos, Sebastian"]
[Result "0-1"]
[ECO "C50"]
[PlyCount "62"]
[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 Nf6 2. Nc3 e5 3. Nf3 Nc6 4. Bc4 Bc5 5. d3 h6 6. 0-0 0-0 7. a3 d6 8. h3 a6 9. b4 Ba7 10. Bd2 Re8 11. Qe2 Nd4 12. Nxd4 Bxd4 13. Rab1 c6 14. Na2 Nh7 15. Qf3 Qf6 16. Qxf6 Nxf6 17. Bc3 Bxc3 18. Nxc3 Be6 19. Bxe6 Rxe6 20. f3 d5 21. Ne2 Re7 22. Rfe1 Rd8 23. Rbd1 dxe4 24. dxe4 Rxd1 25. Rxd1 Rd7 26. Rxd7 Nxd7 27. Kf2 Kf8 28. Ke3 Nb6 29. Kd3 Ke7 30. f4 f6 31. f5 Kf7 0-1

[Event "Buenos Aires Najdorf U08/10"]
[Site "Buenos Aires"]
[Date "2004.10.07"]
[Round "2"]
[White "Ortega, Tamara"]
[Black "Becchero, Santiago"]
[Result "1-0"]
[ECO "C55"]
[PlyCount "79"]
[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 Bc5 5. Ng5 0-0 6. 0-0 h6 7. Nxf7 Rxf7 8. Bxf7+ Kxf7 9. d3 d6 10. Be3 Bg4 11. Qe1 Bb4 12. a3 Ba5 13. b4 Nxb4 14. axb4 Bxb4 15. Bd2 Kg8 16. Nd5 Nxd5 17. exd5 Bxd2 18. Qxd2 Qf6 19. f3 Bd7 20. f4 exf4 21. Rxf4 Qg6 22. Raf1 Bh3 23. R1f3 Bg4 24. Rg3 h5 25. h3 Qh6 26. hxg4 hxg4 27. Rgxg4 Rf8 28. Qf2 Re8 29. Rh4 Qg5 30. Kf1 Qe5 31. Re4 Qa1+ 32. Qe1 Qf6+ 33. Rhf4 Rxe4 34. Qxe4 Qa1+ 35. Kf2 Qc1 36. Rh4 Qxc2+ 37. Ke3 Qc1+ 38. Kf3 Qd1+ 39. Qe2 Qxe2+ 40. Kxe2 1-0

[Event "Buenos Aires Najdorf U08/10"]
[Site "Buenos Aires"]
[Date "2004.10.07"]
[Round "4"]
[White "Pichot, Alan"]
[Black "Becchero, Santiago"]
[Result "0-1"]
[ECO "C62"]
[PlyCount "22"]
[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. Bb5 d6 4. 0-0 Bg4 5. Nc3 Be7 6. h3 Bh5 7. g4 Bg6 8. d4 exd4 9. Nxd4 Qd7 10. Qf3 a6 11. Bxc6 bxc6 0-1

