[Event "Torre Blanca-ch"]
[Site "Buenos Aires"]
[Date "2003.11.27"]
[Round "7"]
[White "Cataldo, Nicolas"]
[Black "Jolodovsky, Alberto"]
[Result "1/2-1/2"]
[ECO "D52"]
[BlackElo "2066"]
[PlyCount "75"]
[EventDate "2003.11.??"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "ARG"]
[SourceTitle "EXT 2005"]
[Source "ChessBase"]
[SourceDate "2004.11.15"]
[SourceVersion "1"]
[SourceVersionDate "2004.11.15"]
[SourceQuality "1"]

1. Nf3 d5 2. d4 Nf6 3. c4 e6 4. Nc3 c6 5. Bg5 Nbd7 6. e3 Bb4 7. Nd2 Qa5 8. Bxf6 Nxf6 9. Qc2 0-0 10. Bd3 Bd7 11. 0-0 Rac8 12. a3 Bd6 13. b4 Qc7 14. f4 b6 15. c5 bxc5 16. bxc5 Be7 17. Nf3 h6 18. Ne5 Be8 19. Rab1 Qa5 20. Rb7 Rc7 21. Rfb1 Nd7 22. Rxc7 Qxc7 23. Nxd7 Bxd7 24. Qb3 Bc8 25. g3 f6 26. Qb8 Qa5 27. Qb4 Qc7 28. Bg6 Ba6 29. Qa4 Bc4 30. Qc2 Rb8 31. Kf2 f5 32. Bh5 Rxb1 33. Qxb1 Qa5 34. Qb8+ Bf8 35. Qb4 Qa6 36. Qa4 Qb7 37. Qb4 Qa6 38. a4 1/2-1/2

[Event "Torre Blanca-ch"]
[Site "Buenos Aires"]
[Date "2003.11.24"]
[Round "6"]
[White "Ledesma, Horacio"]
[Black "Cataldo, Nicolas"]
[Result "0-1"]
[ECO "B45"]
[WhiteElo "2006"]
[PlyCount "71"]
[EventDate "2003.11.??"]
[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 e6 3. Nc3 Nc6 4. d4 cxd4 5. Nxd4 Nf6 6. Ndb5 Bb4 7. a3 Bxc3+ 8. Nxc3 d5 9. exd5 Nxd5 10. Ne4 f5 11. Ng5 Qa5+ 12. Bd2 Qb6 13. c4 Nf6 14. Bc3 e5 15. Bd3 h6 16. Nh3 Be6 17. Qe2 0-0-0 18. Rc1 Rhe8 19. 0-0 g5 20. c5 Qc7 21. b4 Nd5 22. Bd2 g4 23. b5 Nd4 24. Qd1 gxh3 25. b6 Qc6 26. f3 Rg8 27. g3 f4 28. bxa7 Kd7 29. Bxf4 exf4 30. Be4 fxg3 31. Qxd4 gxh2+ 32. Kh1 Rg2 33. Rcd1 Rdg8 34. Bxd5 Bxd5 35. Qe5 Rg1+ 36. Kxh2 0-1

[Event "Torre Blanca-ch"]
[Site "Buenos Aires"]
[Date "2003.11.20"]
[Round "5"]
[White "Cataldo, Nicolas"]
[Black "Laboranti, Alberto"]
[Result "1/2-1/2"]
[ECO "E84"]
[BlackElo "2047"]
[PlyCount "36"]
[EventDate "2003.11.??"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "ARG"]
[SourceTitle "EXT 2005"]
[Source "ChessBase"]
[SourceDate "2004.11.15"]
[SourceVersion "1"]
[SourceVersionDate "2004.11.15"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. f3 Nc6 6. Be3 a6 7. Qd2 0-0 8. Nge2 Rb8 9. Nc1 e5 10. Nb3 exd4 11. Nxd4 Re8 12. Be2 Nxd4 13. Bxd4 c5 14. Bf2 b5 15. cxb5 axb5 16. Bxb5 Nxe4 17. fxe4 Rxb5 18. 0-0 Rb4 1/2-1/2

[Event "Torre Blanca-ch"]
[Site "Buenos Aires"]
[Date "2003.11.14"]
[Round "3"]
[White "Bosco, Ricardo"]
[Black "Cataldo, Nicolas"]
[Result "1/2-1/2"]
[ECO "B40"]
[WhiteElo "2146"]
[PlyCount "39"]
[EventDate "2003.11.??"]
[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 e6 3. d4 cxd4 4. Nxd4 Nf6 5. Bd3 Nc6 6. Nxc6 dxc6 7. 0-0 e5 8. Nd2 Bc5 9. Nc4 Qc7 10. Qf3 Be6 11. Be3 Nd7 12. c3 0-0 13. b4 Bxe3 14. Nxe3 f6 15. Bc4 Bxc4 16. Nxc4 Nb6 17. Qe2 Nxc4 18. Qxc4+ Qf7 19. Qxf7+ Kxf7 20. Rfd1 1/2-1/2

[Event "Torre Blanca-ch"]
[Site "Buenos Aires"]
[Date "2003.11.10"]
[Round "2"]
[White "Cataldo, Nicolas"]
[Black "Mizrahi, Claudio"]
[Result "0-1"]
[ECO "C10"]
[PlyCount "44"]
[EventDate "2003.11.??"]
[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. d4 d5 3. Nd2 dxe4 4. Nxe4 Bd7 5. Nf3 Bc6 6. Bd3 Nd7 7. 0-0 Be7 8. c3 Ngf6 9. Nxf6+ Bxf6 10. Bf4 0-0 11. Re1 Re8 12. Bc2 Bxf3 13. Qxf3 c6 14. g3 Qb6 15. h4 g6 16. Rab1 Qa5 17. a3 Bg7 18. Kg2 e5 19. dxe5 Nxe5 20. Qe2 Qd5+ 21. Qe4 Nd3 22. Qxd5 Nxe1+ 0-1

[Event "Torre Blanca-ch"]
[Site "Buenos Aires"]
[Date "2003.11.06"]
[Round "1"]
[White "Albarran, Gustavo Eduardo"]
[Black "Cataldo, Nicolas"]
[Result "1/2-1/2"]
[ECO "A26"]
[WhiteElo "2226"]
[PlyCount "59"]
[EventDate "2003.11.??"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "ARG"]
[SourceTitle "EXT 2005"]
[Source "ChessBase"]
[SourceDate "2004.11.15"]
[SourceVersion "1"]
[SourceVersionDate "2004.11.15"]
[SourceQuality "1"]

1. c4 Nf6 2. Nc3 g6 3. e4 d6 4. g3 Bg7 5. Bg2 0-0 6. Nge2 e5 7. 0-0 Nc6 8. d3 Nh5 9. h3 f5 10. Nd5 f4 11. gxf4 Qh4 12. fxe5 Nxe5 13. f4 Bxh3 14. Be3 Qg4 15. Rf2 Nf3+ 16. Kf1 Nh4 17. Bxh3 Qxh3+ 18. Ke1 Nf3+ 19. Rxf3 Qxf3 20. Kd2 c6 21. Nc7 Rac8 22. Ne6 Rfe8 23. Nxg7 Nxg7 24. Qg1 d5 25. Rf1 Qh3 26. f5 dxe4 27. fxg6 exd3 28. Nf4 Qxe3+ 29. Qxe3 Rxe3 30. gxh7+ 1/2-1/2

[Event "Najdorf U26 qual op"]
[Site "Buenos Aires"]
[Date "2003.10.07"]
[Round "9.11"]
[White "Aguilar, Mauricio"]
[Black "Cataldo, Nicolas"]
[Result "1/2-1/2"]
[ECO "B45"]
[WhiteElo "2140"]
[PlyCount "43"]
[EventDate "2003.10.01"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ARG"]
[SourceTitle "EXT 2004"]
[Source "ChessBase"]
[SourceDate "2003.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2003.11.25"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 Nc6 6. Be3 Bb4 7. a3 Bxc3+ 8. bxc3 Nxe4 9. Bd3 d5 10. Bxe4 dxe4 11. Qg4 0-0 12. Qxe4 Nxd4 13. cxd4 Qa5+ 14. Bd2 Qd5 15. Qxd5 exd5 16. 0-0 Bf5 17. c3 Bd3 18. Rfe1 Rfe8 19. Rxe8+ Rxe8 20. Re1 Rxe1+ 21. Bxe1 Kf8 22. f3 1/2-1/2

[Event "Najdorf U26 qual op"]
[Site "Buenos Aires"]
[Date "2003.10.06"]
[Round "8.19"]
[White "Cataldo, Nicolas"]
[Black "Oyarzabal, Pablo"]
[Result "1-0"]
[ECO "C06"]
[PlyCount "56"]
[EventDate "2003.10.01"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ARG"]
[SourceTitle "EXT 2004"]
[Source "ChessBase"]
[SourceDate "2003.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2003.11.25"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. Nd2 Nf6 4. e5 Nfd7 5. Bd3 c5 6. c3 Nc6 7. Ne2 Qb6 8. Nf3 cxd4 9. cxd4 Be7 10. 0-0 0-0 11. Nc3 Re8 12. Na4 Qc7 13. Bg5 f6 14. exf6 Nxf6 15. Re1 Bd6 16. Rc1 e5 17. dxe5 Bxe5 18. Nxe5 Rxe5 19. Bxf6 gxf6 20. Qd2 Qg7 21. f4 Rh5 22. Rxc6 Qd7 23. Rce6 Re5 24. R6xe5 fxe5 25. fxe5 Qxa4 26. Qg5+ Kh8 27. Qf6+ Kg8 28. Rf1 Bd7 1-0

[Event "Najdorf U26 qual op"]
[Site "Buenos Aires"]
[Date "2003.10.06"]
[Round "7.18"]
[White "Paredes, Santiago"]
[Black "Cataldo, Nicolas"]
[Result "1/2-1/2"]
[ECO "E87"]
[PlyCount "69"]
[EventDate "2003.10.01"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ARG"]
[SourceTitle "EXT 2004"]
[Source "ChessBase"]
[SourceDate "2003.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2003.11.25"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. f3 0-0 6. Be3 Nbd7 7. Qd2 e5 8. d5 Nh5 9. Bd3 f5 10. g3 a6 11. 0-0-0 Rb8 12. exf5 gxf5 13. Bxf5 Rxf5 14. g4 Rf8 15. gxh5 b5 16. h6 Bf6 17. Ne4 Nb6 18. Qg2+ Kh8 19. Nd2 Nxc4 20. Nxc4 bxc4 21. Ne2 Bf5 22. Nc3 Rg8 23. Qe2 Bd3 24. Qd2 e4 25. fxe4 Qe7 26. Rhg1 Qe5 27. Bf4 Qxc3+ 28. Qxc3 Bxc3 29. Rxg8+ Kxg8 30. bxc3 Rb1+ 31. Kd2 Rb2+ 32. Ke3 Rg2 33. Rd2 Rxd2 34. Kxd2 Bxe4 35. Bg5 1/2-1/2

[Event "Najdorf U20 op"]
[Site "Buenos Aires"]
[Date "2003.10.04"]
[Round "5.12"]
[White "Cataldo, Nicolas"]
[Black "Aguilar, Mauricio"]
[Result "0-1"]
[ECO "E70"]
[BlackElo "2140"]
[PlyCount "49"]
[EventDate "2003.10.03"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "ARG"]
[SourceTitle "EXT 2004"]
[Source "ChessBase"]
[SourceDate "2003.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2003.11.25"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 0-0 5. e5 Ne8 6. f4 c5 7. d5 b5 8. Nxb5 d6 9. Nf3 Nd7 10. e6 fxe6 11. dxe6 Ndf6 12. Ng5 Bb7 13. Bd3 d5 14. 0-0 Qb6 15. f5 dxc4 16. Bxc4 a6 17. Nc3 Nd6 18. Bd5 Nxf5 19. Bxb7 Qxb7 20. Rxf5 gxf5 21. Qd3 Ne4 22. Qh3 h6 23. Nf7 Rxf7 24. exf7+ Kh7 25. Bf4 0-1

[Event "Najdorf U26 qual op"]
[Site "Buenos Aires"]
[Date "2003.10.04"]
[Round "6.18"]
[White "Cataldo, Nicolas"]
[Black "Plazaola, Sebastian"]
[Result "1/2-1/2"]
[ECO "C42"]
[PlyCount "59"]
[EventDate "2003.10.01"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ARG"]
[SourceTitle "EXT 2004"]
[Source "ChessBase"]
[SourceDate "2003.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2003.11.25"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nf6 3. Nxe5 d6 4. Nf3 Nxe4 5. Qe2 Qe7 6. d3 Nf6 7. Bg5 Qxe2+ 8. Bxe2 Be7 9. Nc3 Nc6 10. 0-0-0 Be6 11. d4 Nb4 12. Rhe1 0-0 13. a3 Nbd5 14. Nxd5 Nxd5 15. Bxe7 Nxe7 16. Bd3 Nd5 17. Ng5 h6 18. Nxe6 fxe6 19. Rxe6 Nf4 20. Re7 Nxd3+ 21. Rxd3 Rxf2 22. Rg3 Rf7 23. Rge3 Raf8 24. Kd2 Rf2+ 25. Re2 R8f7 26. Rxf7 Rxe2+ 27. Kxe2 Kxf7 28. Ke3 d5 29. h3 Kf6 30. g3 1/2-1/2

[Event "Najdorf U20 op"]
[Site "Buenos Aires"]
[Date "2003.10.04"]
[Round "7.17"]
[White "Cataldo, Nicolas"]
[Black "Sanz, Hernan"]
[Result "1-0"]
[ECO "C00"]
[PlyCount "57"]
[EventDate "2003.10.03"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "ARG"]
[SourceTitle "EXT 2004"]
[Source "ChessBase"]
[SourceDate "2003.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2003.11.25"]
[SourceQuality "1"]

1. e4 e6 2. d3 d5 3. Nd2 c5 4. Ngf3 Nf6 5. g3 Nc6 6. Bg2 Be7 7. 0-0 0-0 8. Re1 b6 9. c3 Bb7 10. e5 Nd7 11. Nf1 Qc7 12. Bf4 Rfe8 13. d4 Nf8 14. Qe2 Ng6 15. Bd2 Rac8 16. h4 Bf8 17. N1h2 Nge7 18. Rac1 Nf5 19. g4 Nfe7 20. Bh3 c4 21. g5 Nf5 22. Ng4 Be7 23. Kh1 g6 24. Nf6+ Bxf6 25. gxf6 a5 26. Bxf5 exf5 27. Qe3 Kh8 28. Qh6 Rg8 29. Ng5 1-0

[Event "Najdorf U20 op"]
[Site "Buenos Aires"]
[Date "2003.10.04"]
[Round "4.21"]
[White "Taiano, Hernan"]
[Black "Cataldo, Nicolas"]
[Result "0-1"]
[ECO "B30"]
[PlyCount "102"]
[EventDate "2003.10.03"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "ARG"]
[SourceTitle "EXT 2004"]
[Source "ChessBase"]
[SourceDate "2003.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2003.11.25"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 e6 3. Nc3 Nc6 4. Bb5 Nf6 5. d3 Be7 6. Bf4 a6 7. Bxc6 bxc6 8. 0-0 d5 9. Ne5 Bd7 10. Nxd7 Nxd7 11. Qg4 0-0 12. Rae1 Nf6 13. Qf3 d4 14. Ne2 Re8 15. e5 Nd5 16. Bd2 Rb8 17. b3 Bg5 18. Nf4 Bxf4 19. Bxf4 a5 20. Qg3 Nxf4 21. Qxf4 a4 22. Qf3 Qd5 23. Qxd5 cxd5 24. Rb1 axb3 25. axb3 Ra8 26. Ra1 Kf8 27. Ra4 Rxa4 28. bxa4 Ra8 29. Ra1 Ke7 30. Kf1 Kd7 31. f4 Kc7 32. g4 Rb8 33. Ra2 Rb1+ 34. Kg2 Kb6 35. f5 Ka5 36. h3 c4 37. Kf3 c3 38. h4 Rb2 39. Ra1 Rxc2 40. h5 Rd2 41. Rc1 Rxd3+ 42. Ke2 Rg3 43. Rb1 d3+ 44. Kf2 c2 45. Rb5+ Kxa4 46. Rc5 Rxg4 47. Ke3 Rc4 48. Rxc4+ dxc4 49. Kd2 c3+ 50. Kc1 Kb3 51. fxe6 d2# 0-1

[Event "Najdorf U20 op"]
[Site "Buenos Aires"]
[Date "2003.10.04"]
[Round "6.18"]
[White "Uribarry, Matias"]
[Black "Cataldo, Nicolas"]
[Result "1/2-1/2"]
[ECO "E30"]
[PlyCount "104"]
[EventDate "2003.10.03"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "ARG"]
[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 Bb4 4. Bg5 h6 5. Bh4 c5 6. dxc5 Qa5 7. Bxf6 gxf6 8. Qc2 Bxc3+ 9. Qxc3 Qxc3+ 10. bxc3 Na6 11. e3 Nxc5 12. Nf3 b6 13. Be2 Ba6 14. Nd4 Ne4 15. Bf3 Bb7 16. Nb5 Ke7 17. Bxe4 Bxe4 18. 0-0 Rhc8 19. Rad1 Rxc4 20. Nd6 Ra4 21. Nxe4 Rxe4 22. Rd3 Rc8 23. Rfd1 Rc7 24. f3 Rec4 25. Rc1 f5 26. g3 b5 27. a3 d5 28. f4 h5 29. Kg2 Kd6 30. Kh3 a5 31. Kh4 b4 32. axb4 axb4 33. Kxh5 Rxc3 34. Rdxc3 Rxc3 35. Rb1 b3 36. g4 fxg4 37. Kxg4 Rxe3 38. h4 d4 39. h5 d3 40. h6 f5+ 41. Kh4 Re2 42. Kg3 Ra2 43. Rxb3 d2 44. Rd3+ Ke7 45. h7 Ra3 46. Rxa3 d1Q 47. Ra7+ Kd6 48. h8Q Qg1+ 49. Kf3 Qxa7 50. Qe5+ Kc6 51. Qxe6+ Kb5 52. Qxf5+ Kc4 1/2-1/2

[Event "Najdorf U20 op"]
[Site "Buenos Aires"]
[Date "2003.10.03"]
[Round "3.12"]
[White "Cataldo, Nicolas"]
[Black "Hungaski, Robert Andrew"]
[Result "0-1"]
[ECO "D44"]
[BlackElo "2145"]
[PlyCount "60"]
[EventDate "2003.10.03"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "ARG"]
[SourceTitle "EXT 2004"]
[Source "ChessBase"]
[SourceDate "2003.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2003.11.25"]
[SourceQuality "1"]

1. d4 d5 2. c4 e6 3. Nc3 c6 4. Nf3 Nf6 5. Bg5 dxc4 6. e4 b5 7. e5 h6 8. Bh4 g5 9. exf6 gxh4 10. Be2 Qxf6 11. Ne5 Bb7 12. Bf3 a6 13. 0-0 Bg7 14. Qe2 Qe7 15. Rfe1 0-0 16. Rad1 c5 17. dxc5 Bxe5 18. Bxb7 Bxc3 19. Bxa8 Bxe1 20. Rxe1 Nd7 21. c6 Rxa8 22. cxd7 Rd8 23. Rd1 Rxd7 24. Qg4+ Kf8 25. Rd4 Qd8 26. Rxd7 Qxd7 27. h3 Qd2 28. Qxh4 e5 29. Qf6 Qc1+ 30. Kh2 Qf4+ 0-1

[Event "Najdorf U20 op"]
[Site "Buenos Aires"]
[Date "2003.10.03"]
[Round "1.8"]
[White "Cataldo, Nicolas"]
[Black "Mareco, Sandro"]
[Result "0-1"]
[ECO "B32"]
[BlackElo "2162"]
[PlyCount "88"]
[EventDate "2003.10.03"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "ARG"]
[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 b5 8. Nd5 Nge7 9. c4 Nxd5 10. exd5 Nd4 11. cxb5 Be7 12. Bd3 0-0 13. Be3 axb5 14. Bxd4 exd4 15. Nxb5 Bb7 16. 0-0 Bf6 17. Re1 Qb6 18. a4 Rfe8 19. Rxe8+ Rxe8 20. a5 Qc5 21. Rc1 Qxd5 22. Qg4 Rd8 23. a6 Bxa6 24. Nc7 Qg5 25. Qxg5 Bxg5 26. Rd1 Bxd3 27. Rxd3 Rc8 28. h4 Bxh4 29. Nb5 Rb8 30. Nxd4 Rxb2 31. g3 Bd8 32. Ra3 Rb8 33. Nf5 g6 34. Nxd6 Be7 35. Ra6 Rb2 36. Ne4 f5 37. Nc3 Bc5 38. Nd1 Rd2 39. Ra1 Kg7 40. Kg2 g5 41. Rc1 Bd4 42. Kf1 g4 43. Ke1 Ra2 44. Rc4 Ba7 0-1

[Event "Najdorf U26 qual op"]
[Site "Buenos Aires"]
[Date "2003.10.03"]
[Round "5.25"]
[White "Sierra, Fabricio"]
[Black "Cataldo, Nicolas"]
[Result "0-1"]
[ECO "E69"]
[PlyCount "90"]
[EventDate "2003.10.01"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ARG"]
[SourceTitle "EXT 2004"]
[Source "ChessBase"]
[SourceDate "2003.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2003.11.25"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 g6 3. g3 Bg7 4. Bg2 0-0 5. 0-0 d6 6. c4 Nbd7 7. Nc3 c6 8. h3 e5 9. e4 Re8 10. Re1 Qc7 11. Be3 exd4 12. Nxd4 Nc5 13. Qc2 a5 14. b3 Bd7 15. Rad1 Rad8 16. f4 Bc8 17. Bf2 Bf8 18. g4 Ne6 19. Nxe6 Bxe6 20. Na4 Rb8 21. Bb6 Qc8 22. Ba7 b5 23. Bxb8 Qxb8 24. Nb2 bxc4 25. bxc4 Rc8 26. Qe2 a4 27. a3 Rc7 28. f5 Bc8 29. Qc2 d5 30. fxg6 hxg6 31. exd5 cxd5 32. Bxd5 Nxd5 33. Rxd5 Rb7 34. Rb5 Qg3+ 35. Kf1 Rxb5 36. cxb5 Bb7 37. Qf2 Qxh3+ 38. Ke2 Qxg4+ 39. Kf1 Qh3+ 40. Ke2 Qxa3 41. Nd3 Be4 42. Rd1 Bxd3+ 43. Rxd3 Qb2+ 44. Kf3 Qxb5 45. Qc2 a3 0-1

[Event "Najdorf U20 op"]
[Site "Buenos Aires"]
[Date "2003.10.03"]
[Round "2.25"]
[White "Tournier, Virginia"]
[Black "Cataldo, Nicolas"]
[Result "0-1"]
[ECO "E97"]
[PlyCount "98"]
[EventDate "2003.10.03"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "ARG"]
[SourceTitle "EXT 2004"]
[Source "ChessBase"]
[SourceDate "2003.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2003.11.25"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 g6 3. c4 Bg7 4. Nc3 0-0 5. e4 d6 6. Be2 e5 7. dxe5 dxe5 8. Qxd8 Rxd8 9. Bg5 Re8 10. Rd1 Nc6 11. 0-0 Bg4 12. Nd5 Nxd5 13. cxd5 Bxf3 14. Bxf3 Nd4 15. Rc1 c6 16. dxc6 Nxc6 17. Bg4 h6 18. Bd7 hxg5 19. Bxe8 Rxe8 20. Rfd1 Re7 21. Rc5 Kf8 22. a3 Ke8 23. g3 Bf6 24. f3 Rd7 25. Rxd7 Kxd7 26. Rd5+ Kc7 27. Kf2 b6 28. Ke3 Nd4 29. Kf2 a5 30. Ke3 Bg7 31. Kf2 f6 32. f4 gxf4 33. gxf4 Nc6 34. Ke3 Bh6 35. h3 Nd4 36. Kd3 Bxf4 37. b4 axb4 38. axb4 Bh6 39. Kc3 Bf8 40. b5 Bd6 41. Kd3 Kd7 42. Kc4 Ke6 43. Kd3 Ke7 44. Kc4 Bc5 45. Kd3 Ne6 46. Kc4 Bd4 47. h4 Nc5 48. Rxd4 exd4 49. Kxd4 Ke6 0-1

[Event "Najdorf U26 qual op"]
[Site "Buenos Aires"]
[Date "2003.10.02"]
[Round "4.9"]
[White "Moreda, Lucas"]
[Black "Cataldo, Nicolas"]
[Result "1-0"]
[ECO "B22"]
[WhiteElo "2329"]
[PlyCount "59"]
[EventDate "2003.10.01"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ARG"]
[SourceTitle "EXT 2004"]
[Source "ChessBase"]
[SourceDate "2003.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2003.11.25"]
[SourceQuality "1"]

1. e4 c5 2. c3 e6 3. Nf3 d5 4. exd5 exd5 5. d4 Nc6 6. Be2 Bd6 7. dxc5 Bxc5 8. 0-0 Nge7 9. Nbd2 0-0 10. Nb3 Bb6 11. Nbd4 Bg4 12. Be3 Qd7 13. h3 Bh5 14. Qd2 Rad8 15. Rfe1 Rfe8 16. Bg5 f6 17. Be3 Bf7 18. Rad1 Ng6 19. Bd3 Nge5 20. Nxe5 fxe5 21. Bf5 Qc7 22. Nb5 Bxe3 23. Rxe3 Qb6 24. Qe2 a6 25. Na3 d4 26. Rg3 dxc3 27. Rxd8 Qxd8 28. bxc3 Qa5 29. Nc4 Qb5 30. Qg4 1-0

[Event "Najdorf U26 qual op"]
[Site "Buenos Aires"]
[Date "2003.10.01"]
[Round "2.6"]
[White "Cataldo, Nicolas"]
[Black "Obregon, Carlos Andres"]
[Result "0-1"]
[ECO "A04"]
[BlackElo "2268"]
[PlyCount "76"]
[EventDate "2003.10.01"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ARG"]
[SourceTitle "EXT 2004"]
[Source "ChessBase"]
[SourceDate "2003.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2003.11.25"]
[SourceQuality "1"]

1. g3 Nf6 2. Bg2 c5 3. Nf3 Nc6 4. c3 g6 5. d4 cxd4 6. cxd4 Bg7 7. Nc3 0-0 8. 0-0 d6 9. d5 Na5 10. Be3 Bd7 11. Bd4 b5 12. a3 Qb8 13. b4 Nc4 14. Nd2 Rc8 15. Nb3 a5 16. Nxa5 Nxa5 17. bxa5 Rxa5 18. Qb3 Ng4 19. Bxg7 Kxg7 20. Rfb1 Qa7 21. Nd1 Ra8 22. Qc3+ Ne5 23. Rb3 Qc5 24. Qb2 f6 25. Ne3 Nc4 26. Nxc4 bxc4 27. Rc3 Ba4 28. Rac1 Rb5 29. Qd2 Bb3 30. Re3 Rb7 31. Re4 Rxa3 32. Rh4 g5 33. Rg4 h6 34. h4 Qa5 35. Qd4 Qa7 36. Qe4 Ra1 37. h5 Rxc1+ 38. Kh2 Bc2 0-1

[Event "Najdorf U26 qual op"]
[Site "Buenos Aires"]
[Date "2003.10.01"]
[Round "1.37"]
[White "Cataldo, Nicolas"]
[Black "Tura, Juan"]
[Result "1-0"]
[ECO "A29"]
[PlyCount "51"]
[EventDate "2003.10.01"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ARG"]
[SourceTitle "EXT 2004"]
[Source "ChessBase"]
[SourceDate "2003.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2003.11.25"]
[SourceQuality "1"]

1. g3 e5 2. Bg2 Nc6 3. c4 Nf6 4. Nc3 d6 5. Nf3 Be7 6. d4 e4 7. Ng5 d5 8. cxd5 Nb4 9. 0-0 Nbxd5 10. Ngxe4 Be6 11. Nxf6+ Bxf6 12. e4 Nxc3 13. bxc3 0-0 14. e5 Be7 15. Bxb7 Rb8 16. Be4 c6 17. Bxc6 Rc8 18. d5 Bd7 19. Bxd7 Qxd7 20. d6 Bd8 21. Qd3 f6 22. Qd5+ Kh8 23. e6 Qc6 24. Qxc6 Rxc6 25. e7 Ba5 26. exf8R# 1-0

