[Event "Rosario op"]
[Site "Rosario"]
[Date "2001.11.10"]
[Round "9"]
[White "Mangiaterra, Ricardo"]
[Black "Valdivia, Cesar"]
[Result "0-1"]
[ECO "B92"]
[WhiteElo "2197"]
[PlyCount "64"]
[EventDate "2001.10.13"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ARG"]
[SourceTitle "EXT 2003"]
[Source "ChessBase"]
[SourceDate "2002.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2002.11.25"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Be2 e5 7. Nb3 Be7 8. 0-0 0-0 9. Kh1 b5 10. Nd5 Bb7 11. Be3 Nbd7 12. Nxe7+ Qxe7 13. f3 Rac8 14. g4 d5 15. g5 Nxe4 16. fxe4 d4 17. Nxd4 exd4 18. Qxd4 Qxe4+ 19. Bf3 Qxd4 20. Bxd4 Bxf3+ 21. Rxf3 Rxc2 22. Rd1 Nc5 23. Bc3 Ne4 24. Bd4 Nxg5 25. Rg3 f6 26. Rdg1 Rd8 27. Bc3 Re8 28. Rd3 Ree2 29. Rgg3 Nh3 30. Rd8+ Kf7 31. Bd2 Rcxd2 32. Rxd2 Nf2+ 0-1

[Event "Rosario op"]
[Site "Rosario"]
[Date "2001.11.06"]
[Round "8"]
[White "Valdivia, Cesar"]
[Black "Beltran, Diego"]
[Result "1-0"]
[ECO "A03"]
[PlyCount "62"]
[EventDate "2001.10.13"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ARG"]
[SourceTitle "EXT 2003"]
[Source "ChessBase"]
[SourceDate "2002.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2002.11.25"]
[SourceQuality "1"]

1. d4 d5 2. e3 Nf6 3. Bd3 g6 4. f4 Bg7 5. Nf3 c5 6. c3 Nc6 7. 0-0 0-0 8. Nbd2 Bf5 9. Ne5 Nxe5 10. Bxf5 Nc4 11. Nxc4 gxf5 12. Ne5 Ne4 13. Bd2 e6 14. Be1 Bxe5 15. fxe5 Qg5 16. Rf4 Kh8 17. Bh4 Qh6 18. Qf3 Rg8 19. Qh3 Rg6 20. Raf1 Rag8 21. Kh1 Qg7 22. g3 Qh6 23. Qg2 Qh5 24. dxc5 Rg4 25. Qh3 h6 26. Rxe4 Qg6 27. Bf6+ Kh7 28. Rxg4 fxg4 29. Qg2 Qd3 30. Qf2 Qg6 31. Qf4 Rc8 1-0

[Event "Rosario op"]
[Site "Rosario"]
[Date "2001.11.03"]
[Round "7"]
[White "Spinelli, Edgardo"]
[Black "Valdivia, Cesar"]
[Result "0-1"]
[ECO "B99"]
[PlyCount "58"]
[EventDate "2001.10.13"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ARG"]
[SourceTitle "EXT 2003"]
[Source "ChessBase"]
[SourceDate "2002.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2002.11.25"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Bg5 e6 7. f4 Be7 8. Qf3 Qc7 9. 0-0-0 Nbd7 10. g4 b5 11. Bxf6 Nxf6 12. g5 Nd7 13. f5 Nc5 14. b4 Na4 15. Nxa4 Bxg5+ 16. Kb1 bxa4 17. fxe6 0-0 18. Qg3 Bf6 19. Nf5 Bxe6 20. Rg1 Bxa2+ 21. Kc1 g6 22. Rxd6 Qc3 23. Ne7+ Kh8 24. Qxc3 Bxc3 25. Nc6 a3 26. Bd3 Bb2+ 27. Kd2 Be6 28. e5 a2 29. c3 Bxc3+ 0-1

[Event "Rosario op"]
[Site "Rosario"]
[Date "2001.10.30"]
[Round "6"]
[White "Nieto, Ezequiel"]
[Black "Valdivia, Cesar"]
[Result "0-1"]
[ECO "B50"]
[PlyCount "84"]
[EventDate "2001.10.13"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ARG"]
[SourceTitle "EXT 2003"]
[Source "ChessBase"]
[SourceDate "2002.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2002.11.25"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d3 g6 4. Nc3 Bg7 5. Be3 Nc6 6. Qd2 Bg4 7. Nh4 Nf6 8. h3 Bd7 9. 0-0-0 b5 10. Bh6 Bxh6 11. Qxh6 Qa5 12. Kb1 Be6 13. Nf3 b4 14. Nd5 Bxd5 15. exd5 Nxd5 16. Qg7 Nc3+ 17. Kc1 Kd7 18. Re1 Nxa2+ 19. Kd2 b3+ 20. c3 f6 21. Qf7 Rab8 22. Qe6+ Kc7 23. Qc4 Rhd8 24. d4 d5 25. Qd3 cxd4 26. Nxd4 Nxd4 27. Qxd4 e5 28. Qd3 Qc5 29. f4 Qf2+ 30. Re2 Qxf4+ 31. Ke1 Nc1 32. Qa6 Nxe2 33. Qxa7+ Kd6 34. Qa6+ Ke7 35. Qxe2 Ra8 36. Qd1 e4 37. Be2 e3 38. Bf3 Qg3+ 39. Ke2 Qf2+ 40. Kd3 Rac8 41. Re1 d4 42. Ke4 Qxb2 0-1

[Event "Rosario op"]
[Site "Rosario"]
[Date "2001.10.27"]
[Round "5"]
[White "Valdivia, Cesar"]
[Black "Dlugovitzky, Pablo"]
[Result "0-1"]
[ECO "D31"]
[PlyCount "65"]
[EventDate "2001.10.13"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ARG"]
[SourceTitle "EXT 2003"]
[Source "ChessBase"]
[SourceDate "2002.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2002.11.25"]
[SourceQuality "1"]

1. d4 d5 2. c4 c6 3. Nf3 e6 4. Nc3 dxc4 5. e4 b5 6. Be2 Bb4 7. 0-0 Bb7 8. Bg5 Ne7 9. Qc2 Qc7 10. Bxe7 Qxe7 11. d5 Bxc3 12. Qxc3 0-0 13. Nd4 b4 14. Qxc4 cxd5 15. exd5 Bxd5 16. Qc2 Qb7 17. Bf3 Nd7 18. Bxd5 exd5 19. Nf5 Nf6 20. Qd2 Ne4 21. Qxd5 Qxd5 22. Ne7+ Kh8 23. Nxd5 a5 24. Rfe1 f5 25. Rad1 Rac8 26. f3 Nc5 27. Ne7 Ra8 28. Rd5 Na4 29. Ree5 Nxb2 30. Rxa5 g6 31. Rxa8 Rxa8 32. Rb5 Rxa2 33. Rxb4 0-1

[Event "Rosario op"]
[Site "Rosario"]
[Date "2001.10.23"]
[Round "4"]
[White "Valdivia, Cesar"]
[Black "Acevedo, Raul"]
[Result "0-1"]
[ECO "A85"]
[PlyCount "50"]
[EventDate "2001.10.13"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ARG"]
[SourceTitle "EXT 2003"]
[Source "ChessBase"]
[SourceDate "2002.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2002.11.25"]
[SourceQuality "1"]

1. d4 f5 2. c4 Nf6 3. Nc3 d6 4. Nf3 c6 5. g3 Qc7 6. Bg2 e5 7. d5 Be7 8. 0-0 0-0 9. e4 Na6 10. Be3 Ng4 11. Bg5 Nf6 12. exf5 Bxf5 13. Nh4 Bd7 14. Ne4 Rad8 15. Kh1 Nc5 16. b4 Ncxe4 17. Bxe4 Nxe4 18. Bxe7 Nxf2+ 19. Rxf2 Rxf2 20. Qe1 Rf7 21. Bxd8 Qxd8 22. Kg2 Qf6 23. Qe3 e4 24. Re1 g5 25. Qxa7 gxh4 0-1

[Event "Rosario op"]
[Site "Rosario"]
[Date "2001.10.20"]
[Round "3"]
[White "Mariani, Claudio2222"]
[Black "Valdivia, Cesar"]
[Result "1/2-1/2"]
[ECO "B93"]
[PlyCount "85"]
[EventDate "2001.10.13"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ARG"]
[SourceTitle "EXT 2003"]
[Source "ChessBase"]
[SourceDate "2002.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2002.11.25"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. f4 Qc7 7. a4 e5 8. Nf3 Bg4 9. Bd3 Nc6 10. h3 Bxf3 11. Qxf3 Nd4 12. Qf2 Be7 13. 0-0 0-0 14. fxe5 dxe5 15. Qg3 Kh8 16. Kh1 Rad8 17. Bg5 Nh5 18. Qh4 Bxg5 19. Qxh5 Ne6 20. Nd5 Qd7 21. g3 g6 22. Qe2 Nd4 23. Qg4 Qxg4 24. hxg4 Kg7 25. Kg2 Rc8 26. c3 Nb3 27. Rad1 Nd2 28. Rf2 Nc4 29. Re2 Rfd8 30. Bxc4 Rxc4 31. b3 Rc6 32. Rf2 b5 33. axb5 axb5 34. Ra2 Rd7 35. Ra5 Rb7 36. Ra8 Be7 37. Re8 Ba3 38. Rd2 Bc5 39. b4 Bf8 40. Rd3 f6 41. Ra8 Rc4 42. Kf3 Rd7 43. Rb8 1/2-1/2

[Event "Rosario op"]
[Site "Rosario"]
[Date "2001.10.16"]
[Round "2"]
[White "Di Benedetto, Guillermo"]
[Black "Valdivia, Cesar"]
[Result "1-0"]
[ECO "C22"]
[WhiteElo "2191"]
[PlyCount "55"]
[EventDate "2001.10.13"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ARG"]
[SourceTitle "EXT 2003"]
[Source "ChessBase"]
[SourceDate "2002.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2002.11.25"]
[SourceQuality "1"]

1. e4 e5 2. d4 exd4 3. Qxd4 Nc6 4. Qe3 Nf6 5. Nc3 Bb4 6. Bd2 d6 7. 0-0-0 Be6 8. a3 Ng4 9. Qg3 Bc5 10. Nh3 h5 11. f4 f6 12. Be2 h4 13. Qf3 a6 14. g3 Nd4 15. Qg2 Nxe2+ 16. Qxe2 Ne5 17. fxe5 Bxh3 18. exd6 Bxd6 19. g4 Qd7 20. Rhg1 Qe6 21. Be3 Qe5 22. Qf3 Bxa3 23. Bf4 Qa5 24. Nd5 Bd6 25. Kb1 0-0-0 26. Qxh3 Bxf4 27. Nxf4 Qe5 28. Ng6 1-0

[Event "Rosario op"]
[Site "Rosario"]
[Date "2001.10.13"]
[Round "1"]
[White "Valdivia, Cesar"]
[Black "Aguerreberry, Claudio"]
[Result "0-1"]
[ECO "D86"]
[BlackElo "2303"]
[PlyCount "68"]
[EventDate "2001.10.13"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ARG"]
[SourceTitle "EXT 2003"]
[Source "ChessBase"]
[SourceDate "2002.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2002.11.25"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nc3 d5 4. cxd5 Nxd5 5. e4 Nxc3 6. bxc3 Bg7 7. Bc4 0-0 8. Ne2 Nc6 9. 0-0 Na5 10. Bd3 e6 11. Be3 b6 12. Qd2 Bb7 13. e5 c5 14. Bg5 f6 15. exf6 Bxf6 16. Bxf6 Rxf6 17. f3 cxd4 18. cxd4 Qd6 19. Be4 e5 20. Bxb7 Nxb7 21. d5 Rd8 22. Nc3 Rf4 23. g3 Rd4 24. Qe3 Qc5 25. Ne4 Qe7 26. Nc3 Nd6 27. Rfe1 Nf5 28. Qxe5 Qc5 29. Kg2 Qxc3 30. Qe6+ Kg7 31. Rac1 Rd2+ 32. Kg1 Qd4+ 33. Kh1 Rxh2+ 34. Kxh2 Qf2+ 0-1

