[Event "ARG-ch 86th"]
[Site "La Plata"]
[Date "2012.07.12"]
[Round "11"]
[White "Cordero, Alfredo"]
[Black "Figueroa, Jose Leonardo"]
[Result "1/2-1/2"]
[ECO "B50"]
[WhiteElo "2137"]
[PlyCount "24"]
[EventDate "2012.07.04"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "ARG"]
[SourceTitle "CBM 149 Extra"]
[Source "ChessBase"]
[SourceDate "2012.08.24"]
[SourceVersion "1"]
[SourceVersionDate "2012.08.24"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. c3 Nf6 4. e5 dxe5 5. Nxe5 e6 6. Bb5+ Nbd7 7. 0-0 Bd6 8. d4 0-0 9. Nxd7 Bxd7 10. Bxd7 Qxd7 11. dxc5 Bxc5 12. Qxd7 Nxd7 1/2-1/2

[Event "ARG-ch 86th"]
[Site "La Plata"]
[Date "2012.07.11"]
[Round "10"]
[White "Cordero, Alfredo"]
[Black "Araoz, Claudio Alberto"]
[Result "1/2-1/2"]
[ECO "B50"]
[WhiteElo "2137"]
[BlackElo "1849"]
[PlyCount "54"]
[EventDate "2012.07.04"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "ARG"]
[SourceTitle "CBM 149 Extra"]
[Source "ChessBase"]
[SourceDate "2012.08.24"]
[SourceVersion "1"]
[SourceVersionDate "2012.08.24"]
[SourceQuality "1"]

1. e4 d6 2. Nf3 g6 3. c3 Nf6 4. Be2 Bg7 5. 0-0 0-0 6. d3 c5 7. Bg5 Qa5 8. Nbd2 b5 9. e5 dxe5 10. Nxe5 Bb7 11. Nef3 Nbd7 12. Re1 Qc7 13. Qc1 h6 14. Bh4 Nh5 15. Bxe7 Rfe8 16. Bh4 g5 17. Bg3 Nxg3 18. hxg3 Re7 19. Bf1 Rae8 20. Rxe7 Rxe7 21. Qc2 Ne5 22. Re1 Nxf3+ 23. Nxf3 Bxf3 24. Rxe7 Qxe7 25. gxf3 a5 26. d4 cxd4 27. cxd4 Bxd4 1/2-1/2

[Event "ARG-ch 86th"]
[Site "La Plata"]
[Date "2012.07.10"]
[Round "9"]
[White "Guzman, Paola"]
[Black "Cordero, Alfredo"]
[Result "1/2-1/2"]
[ECO "A55"]
[BlackElo "2137"]
[PlyCount "26"]
[EventDate "2012.07.04"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "ARG"]
[SourceTitle "CBM 149 Extra"]
[Source "ChessBase"]
[SourceDate "2012.08.24"]
[SourceVersion "1"]
[SourceVersionDate "2012.08.24"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 d6 3. c4 Nbd7 4. Nc3 e5 5. d5 Be7 6. e4 0-0 7. Be2 Ne8 8. Be3 g6 9. g4 Ndf6 10. Nd2 Ng7 11. h3 Kh8 12. Qc2 Ng8 13. Bd3 Bg5 1/2-1/2

[Event "ARG-ch 86th"]
[Site "La Plata"]
[Date "2012.07.09"]
[Round "8"]
[White "Cordero, Alfredo"]
[Black "Tachella, Pablo Ivan"]
[Result "1/2-1/2"]
[ECO "D40"]
[WhiteElo "2137"]
[BlackElo "1888"]
[PlyCount "109"]
[EventDate "2012.07.04"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "ARG"]
[SourceTitle "CBM 149 Extra"]
[Source "ChessBase"]
[SourceDate "2012.08.24"]
[SourceVersion "1"]
[SourceVersionDate "2012.08.24"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nc3 d5 4. Nf3 c5 5. e3 Nc6 6. Bd3 a6 7. 0-0 dxc4 8. Bxc4 b5 9. Bd3 cxd4 10. exd4 Be7 11. Bg5 0-0 12. Rc1 Bb7 13. Bb1 Qb6 14. Bxf6 Bxf6 15. Ne4 Be7 16. d5 Rfd8 17. d6 Bf8 18. Qc2 f5 19. Qb3 Bc8 20. Neg5 Na5 21. Qc3 Bxd6 22. Rfd1 Bf4 23. Rxd8+ Qxd8 24. Re1 Bxg5 25. Nxg5 Qxg5 26. Qxa5 Bb7 27. g3 Qg4 28. Qb6 Bd5 29. Qe3 Qh3 30. f3 Qh5 31. a3 Rd8 32. Bc2 Qf7 33. Bb3 Bxb3 34. Qxb3 Rd6 35. Qb4 Qc7 36. Qf4 Kf7 37. h4 h6 38. h5 Qc5+ 39. Kg2 Qc2+ 40. Kf1 Rd2 41. Qe3 Qc4+ 42. Kg1 Rxb2 43. Rc1 Rc2 44. Qa7+ Kg8 45. Rxc2 Qxc2 46. Qxa6 Qc4 47. Qd6 Qd5 48. Qe7 Qd1+ 49. Kg2 Qe2+ 50. Kg1 Qe3+ 51. Kg2 Qg5 52. Qxe6+ Kh7 53. Qe8 f4 54. Qe4+ Kg8 55. Qe8+ 1/2-1/2

[Event "ARG-ch 86th"]
[Site "La Plata"]
[Date "2012.07.09"]
[Round "7"]
[White "Rautenberg, Raul"]
[Black "Cordero, Alfredo"]
[Result "1/2-1/2"]
[ECO "A45"]
[BlackElo "2137"]
[PlyCount "85"]
[EventDate "2012.07.04"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "ARG"]
[SourceTitle "CBM 149 Extra"]
[Source "ChessBase"]
[SourceDate "2012.08.24"]
[SourceVersion "1"]
[SourceVersionDate "2012.08.24"]
[SourceQuality "1"]

1. d4 Nf6 2. e3 d6 3. Bd3 e5 4. Nd2 Be7 5. f4 exd4 6. exd4 0-0 7. Ngf3 Nd5 8. Ne4 Nb4 9. 0-0 Nxd3 10. Qxd3 Nd7 11. f5 d5 12. Neg5 Bf6 13. g4 Re8 14. Nh3 h6 15. Bf4 Nf8 16. Kh1 Re4 17. Rae1 Rxe1 18. Rxe1 Bd7 19. g5 hxg5 20. Bxg5 Nh7 21. Rg1 Nxg5 22. Nhxg5 Bxg5 23. Rxg5 Qf6 24. h4 Re8 25. Ne5 Rxe5 26. dxe5 Qxe5 27. f6 Qxf6 28. Kg1 Qb6+ 29. Kg2 Qxb2 30. Qb3 Qe5 31. Qg3 Qe4+ 32. Kg1 Qd4+ 33. Kh2 Be6 34. h5 b6 35. c3 Qd2+ 36. Kg1 Qc1+ 37. Kg2 Qb2+ 38. Kg1 Qb1+ 39. Kg2 Qe4+ 40. Kg1 Qb1+ 41. Kg2 Qc2+ 42. Kg1 g6 43. hxg6 1/2-1/2

[Event "ARG-ch 86th"]
[Site "La Plata"]
[Date "2012.07.08"]
[Round "6"]
[White "Cordero, Alfredo"]
[Black "Villanueva, Maria Belen"]
[Result "1-0"]
[ECO "D24"]
[WhiteElo "2137"]
[PlyCount "53"]
[EventDate "2012.07.04"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "ARG"]
[SourceTitle "CBM 149 Extra"]
[Source "ChessBase"]
[SourceDate "2012.08.24"]
[SourceVersion "1"]
[SourceVersionDate "2012.08.24"]
[SourceQuality "1"]

1. d4 d5 2. Nf3 e6 3. c4 Nf6 4. Nc3 dxc4 5. e3 Bb4 6. Bxc4 Ne4 7. Qc2 Bxc3+ 8. bxc3 Nf6 9. e4 h6 10. Ba3 c6 11. 0-0 b5 12. Bd3 Ba6 13. Rfe1 Bb7 14. e5 Nd5 15. Nd2 Nf4 16. Bf1 c5 17. Bxb5+ Kf8 18. Ne4 Nxg2 19. Kxg2 f5 20. exf6 gxf6 21. f3 f5 22. Bxc5+ Kg7 23. Ng3 Rg8 24. Rxe6 Bxf3+ 25. Kf2 Bg4 26. Nxf5+ Bxf5 27. Rg1+ 1-0

[Event "ARG-ch 86th"]
[Site "La Plata"]
[Date "2012.07.07"]
[Round "4"]
[White "Cordero, Alfredo"]
[Black "Masdeu, Fernando"]
[Result "0-1"]
[ECO "B40"]
[WhiteElo "2137"]
[PlyCount "64"]
[EventDate "2012.07.04"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "ARG"]
[SourceTitle "CBM 149 Extra"]
[Source "ChessBase"]
[SourceDate "2012.08.24"]
[SourceVersion "1"]
[SourceVersionDate "2012.08.24"]
[SourceQuality "1"]

1. Nf3 c5 2. e4 e6 3. d3 Nc6 4. c3 d5 5. Nbd2 e5 6. Be2 d4 7. 0-0 Nf6 8. Re1 Be7 9. Bf1 0-0 10. h3 b5 11. a4 b4 12. c4 Kh8 13. Nh2 Ng8 14. Ndf3 Be6 15. Bd2 Qc7 16. Kh1 f5 17. exf5 Bxf5 18. Bg5 Bd6 19. Bh4 Rae8 20. Bg3 Nf6 21. Ng5 e4 22. Bxd6 Qxd6 23. dxe4 Bxe4 24. Bd3 Qf4 25. Nxe4 Nxe4 26. Bxe4 Rxe4 27. Qd3 Rfe8 28. Rxe4 Qxe4 29. Qg3 d3 30. Nf3 Qxc4 31. Qd6 Nd4 32. Qd7 Qe6 0-1

[Event "ARG-ch 86th"]
[Site "La Plata"]
[Date "2012.07.07"]
[Round "5"]
[White "Ennis Marcos, Alan"]
[Black "Cordero, Alfredo"]
[Result "1-0"]
[ECO "D36"]
[WhiteElo "1623"]
[BlackElo "2137"]
[PlyCount "51"]
[EventDate "2012.07.04"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "ARG"]
[SourceTitle "CBM 149 Extra"]
[Source "ChessBase"]
[SourceDate "2012.08.24"]
[SourceVersion "1"]
[SourceVersionDate "2012.08.24"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nc3 d5 4. cxd5 exd5 5. Bg5 Be7 6. e3 0-0 7. Bd3 Nbd7 8. Nge2 c6 9. Qc2 h6 10. Bf4 Re8 11. 0-0-0 b5 12. Nxb5 Qb6 13. Nc7 Bb7 14. Nxe8 Rxe8 15. Rhg1 a5 16. h3 c5 17. Kb1 c4 18. Bf5 Nf8 19. h4 g6 20. Bh3 h5 21. Bg5 N8h7 22. Nf4 Nxg5 23. hxg5 Ne4 24. g4 Nxg5 25. gxh5 Nxh3 26. Nxh3 1-0

[Event "ARG-ch 86th"]
[Site "La Plata"]
[Date "2012.07.06"]
[Round "3"]
[White "Tobares, Leandro"]
[Black "Cordero, Alfredo"]
[Result "0-1"]
[ECO "D55"]
[WhiteElo "2242"]
[BlackElo "2137"]
[PlyCount "110"]
[EventDate "2012.07.04"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "ARG"]
[SourceTitle "CBM 149 Extra"]
[Source "ChessBase"]
[SourceDate "2012.08.24"]
[SourceVersion "1"]
[SourceVersionDate "2012.08.24"]
[SourceQuality "1"]

1. c4 Nf6 2. Nc3 e6 3. Nf3 d5 4. d4 Be7 5. Bg5 Ne4 6. Bxe7 Qxe7 7. cxd5 Nxc3 8. bxc3 exd5 9. Qb3 c6 10. e3 0-0 11. Bd3 Nd7 12. 0-0 Nf6 13. Rab1 Ne8 14. Rfe1 Nd6 15. Nd2 Be6 16. f3 Rab8 17. Qc2 g6 18. Re2 Qc7 19. e4 Rfe8 20. Rbe1 Kg7 21. Nf1 f6 22. Ng3 dxe4 23. fxe4 Nc4 24. Rf2 Rf8 25. Ne2 Ne3 26. Qd2 Ng4 27. Nf4 Bg8 28. Rf3 Rbe8 29. Rg3 f5 30. e5 Qd8 31. Rf1 h5 32. h3 h4 33. Rgf3 Nh6 34. Qb2 Re7 35. Qf2 Rd7 36. g3 Kh7 37. gxh4 Rg7 38. Kh2 c5 39. h5 gxh5 40. Nxh5 Rg5 41. Nf6+ Rxf6 42. exf6 Bd5 43. Rxf5 Nxf5 44. Bxf5+ Kg8 45. Rg1 Qd6+ 46. Rg3 cxd4 47. cxd4 Kf7 48. Bg4 Qc7 49. h4 Rxg4 50. h5 Rxg3 51. Qxg3 Qxg3+ 52. Kxg3 Kxf6 53. Kf4 b5 54. h6 b4 55. h7 Kg7 0-1

[Event "ARG-ch 86th"]
[Site "La Plata"]
[Date "2012.07.05"]
[Round "2"]
[White "Cordero, Alfredo"]
[Black "Guzman, Ezequiel"]
[Result "1-0"]
[ECO "D45"]
[WhiteElo "2137"]
[PlyCount "103"]
[EventDate "2012.07.04"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "ARG"]
[SourceTitle "CBM 149 Extra"]
[Source "ChessBase"]
[SourceDate "2012.08.24"]
[SourceVersion "1"]
[SourceVersionDate "2012.08.24"]
[SourceQuality "1"]

1. d4 d5 2. c4 e6 3. Nf3 c6 4. e3 Nf6 5. Nc3 Be7 6. Bd3 dxc4 7. Bxc4 b5 8. Bd3 a6 9. 0-0 Nbd7 10. Qe2 0-0 11. b3 Bb7 12. Bb2 c5 13. Rad1 Bxf3 14. Qxf3 cxd4 15. exd4 b4 16. Ne4 Nd5 17. Nd2 a5 18. Nc4 a4 19. Bb1 Bg5 20. g3 a3 21. Ba1 Rc8 22. Qd3 g6 23. f4 Bh6 24. Qe2 Bg7 25. Rf3 N7b6 26. Kg2 Qc7 27. Rc1 Rfd8 28. Rc2 Qb7 29. Kh3 Nxc4 30. bxc4 Nc3 31. Rcxc3 bxc3 32. Be4 Qc7 33. Bxc3 Qxc4 34. Qe1 Bxd4 35. Ba5 Rd7 36. Rxa3 Bc5 37. Rc3 Qb5 38. Rc2 Rb8 39. a4 Qxa4 40. Rxc5 f5 41. Bc6 Qd4 42. Qxe6+ Rf7 43. Bd5 Rbf8 44. Rc8 Qg7 45. Qxf7+ Qxf7 46. Bxf7+ Kxf7 47. Rxf8+ Kxf8 48. Kg2 Kg7 49. Bc3+ Kh6 50. Kf3 Kh5 51. Bf6 Kh6 52. h3 1-0

[Event "ARG-ch 86th"]
[Site "La Plata"]
[Date "2012.07.04"]
[Round "1"]
[White "Jorge, Hector"]
[Black "Cordero, Alfredo"]
[Result "1/2-1/2"]
[ECO "A53"]
[WhiteElo "1217"]
[BlackElo "2137"]
[PlyCount "32"]
[EventDate "2012.07.04"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "ARG"]
[SourceTitle "CBM 149 Extra"]
[Source "ChessBase"]
[SourceDate "2012.08.24"]
[SourceVersion "1"]
[SourceVersionDate "2012.08.24"]
[SourceQuality "1"]

1. e4 d6 2. d4 Nd7 3. c4 Ngf6 4. Nc3 e5 5. d5 Be7 6. Nge2 0-0 7. Ng3 Ne8 8. Be3 g6 9. Bd3 Ng7 10. Qc2 Nf6 11. f3 Nfe8 12. 0-0-0 f5 13. exf5 gxf5 14. Bh6 Bg5+ 15. Bxg5 Qxg5+ 16. Qd2 Qxd2+ 1/2-1/2

[Event "Avellaneda op"]
[Site "Avellaneda"]
[Date "2007.05.10"]
[Round "2"]
[White "Cordero, Alfredo"]
[Black "Dolezal, Cristian"]
[Result "0-1"]
[ECO "A40"]
[WhiteElo "2185"]
[BlackElo "2411"]
[PlyCount "52"]
[EventDate "2007.05.09"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "ARG"]
[SourceTitle "CBM 118 Extra"]
[Source "ChessBase"]
[SourceDate "2007.07.04"]
[SourceVersion "1"]
[SourceVersionDate "2007.07.04"]
[SourceQuality "1"]

1. d4 c5 2. d5 d6 3. c4 g6 4. Nc3 Bg7 5. Nf3 Bxc3+ 6. bxc3 f5 7. h4 Nf6 8. Ng5 Qa5 9. Bd2 Nbd7 10. e3 Nb6 11. h5 Rg8 12. hxg6 hxg6 13. f3 Bd7 14. Bd3 0-0-0 15. Qb3 Ba4 16. Qb1 Qa6 17. Kf2 Nxc4 18. Bc1 Rh8 19. Re1 Rh5 20. e4 fxe4 21. Bxe4 Nxe4+ 22. Rxe4 Ne5 23. Kg3 Bd7 24. f4 Rxg5+ 25. fxg5 Bf5 26. Bf4 Nd3 0-1

[Event "Mar del Plata op 37th"]
[Site "Mar del Plata"]
[Date "2006.04.13"]
[Round "7"]
[White "Cordero, Alfredo"]
[Black "Arambel, Sergio Javier"]
[Result "1/2-1/2"]
[ECO "B40"]
[WhiteElo "2229"]
[BlackElo "2307"]
[PlyCount "27"]
[EventDate "2006.04.08"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ARG"]
[SourceTitle "CBM 111 Extra"]
[Source "ChessBase"]
[SourceDate "2006.05.09"]
[SourceVersion "1"]
[SourceVersionDate "2006.05.09"]
[SourceQuality "1"]

1. e4 e6 2. d3 c5 3. Nf3 Nc6 4. c3 d5 5. Nbd2 d4 6. Be2 e5 7. 0-0 Be6 8. c4 Bd6 9. Ne1 Qd7 10. g3 g5 11. Ng2 Bh3 12. Nf3 h6 13. Kh1 Nge7 14. Ng1 1/2-1/2

[Event "Mar del Plata op 37th"]
[Site "Mar del Plata"]
[Date "2006.04.10"]
[Round "4"]
[White "Duarte, Leonardo"]
[Black "Cordero, Alfredo"]
[Result "1-0"]
[ECO "C30"]
[WhiteElo "2374"]
[BlackElo "2229"]
[PlyCount "79"]
[EventDate "2006.04.08"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ARG"]
[SourceTitle "CBM 111 Extra"]
[Source "ChessBase"]
[SourceDate "2006.05.09"]
[SourceVersion "1"]
[SourceVersionDate "2006.05.09"]
[SourceQuality "1"]

1. e4 d6 2. f4 Nf6 3. Nc3 e5 4. Nf3 Bg4 5. h3 Bxf3 6. Qxf3 c6 7. a4 a5 8. Bc4 Qb6 9. d3 Na6 10. Be3 Qxb2 11. Kd2 d5 12. Rhb1 Qxa1 13. Rxa1 dxc4 14. fxe5 Nd7 15. Rf1 0-0-0 16. Qxf7 Bb4 17. Qxc4 Rhe8 18. e6 Ndc5 19. Bxc5 Nxc5 20. Kc1 Nxe6 21. Ne2 Rd7 22. Rf5 Nd8 23. c3 Ba3+ 24. Kc2 b6 25. Nd4 Kb7 26. Qb3 Bd6 27. Rxa5 Bg3 28. Rf5 g6 29. Rf3 Be5 30. a5 Bxd4 31. cxd4 b5 32. d5 cxd5 33. Qxb5+ Kc8 34. exd5 Re5 35. d4 Rc7+ 36. Rc3 Rxc3+ 37. Kxc3 Re7 38. a6 Nf7 39. Kd3 Rc7 40. Qb6 1-0

[Event "Mar del Plata op 37th"]
[Site "Mar del Plata"]
[Date "2006.04.09"]
[Round "3"]
[White "Cordero, Alfredo"]
[Black "Hungaski, Robert Andrew"]
[Result "0-1"]
[ECO "C00"]
[WhiteElo "2229"]
[BlackElo "2400"]
[PlyCount "97"]
[EventDate "2006.04.08"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ARG"]
[SourceTitle "CBM 111 Extra"]
[Source "ChessBase"]
[SourceDate "2006.05.09"]
[SourceVersion "1"]
[SourceVersionDate "2006.05.09"]
[SourceQuality "1"]

1. Nf3 Nf6 2. g3 d5 3. Bg2 e6 4. 0-0 Be7 5. d3 c5 6. Nbd2 Nc6 7. e4 Qc7 8. Re1 b6 9. exd5 Nxd5 10. Ne4 0-0 11. Bg5 f6 12. Bd2 e5 13. a3 Qd8 14. Nc3 Nxc3 15. Bxc3 Bg4 16. h3 Bh5 17. g4 Be8 18. Nd2 Rc8 19. Nc4 Nd4 20. Ne3 Bf7 21. Nf5 Re8 22. Bd2 Bf8 23. Ne3 g6 24. Nf1 Qc7 25. b3 b5 26. Ne3 Red8 27. c4 Bh6 28. Bc3 Kg7 29. Nd5 Bxd5 30. Bxd5 Nc6 31. Qf3 Ne7 32. Be6 Rb8 33. cxb5 Rxb5 34. h4 Qc6 35. Qxc6 Nxc6 36. Bc4 Rb7 37. Kg2 Bf4 38. Re4 Rd6 39. Rae1 Ne7 40. Ba1 Nc6 41. Bc3 h6 42. Ra1 Kh7 43. Ree1 f5 44. gxf5 gxf5 45. Rg1 Rg7+ 46. Kf3 Rdg6 47. Rxg6 Rxg6 48. b4 Bd2 49. Bb2 0-1

[Event "Burgas op 15th"]
[Site "Ourense"]
[Date "2006.??.??"]
[Round "3"]
[White "Cordero, Alfredo"]
[Black "Estevez Rodriguez, Omar"]
[Result "1-0"]
[ECO "E10"]
[WhiteElo "2229"]
[PlyCount "75"]
[EventDate "2006.07.04"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ESP"]
[SourceTitle "CBM 113 Extra"]
[Source "ChessBase"]
[SourceDate "2006.09.14"]
[SourceVersion "1"]
[SourceVersionDate "2006.09.14"]
[SourceQuality "1"]

1. c4 Nf6 2. Nc3 e6 3. d4 c5 4. Nf3 a6 5. Bg5 h6 6. Bd2 d5 7. e3 dxc4 8. dxc5 Bxc5 9. Qa4+ Nc6 10. Qxc4 Be7 11. Be2 0-0 12. 0-0 Nb4 13. Rad1 b5 14. Qb3 Nbd5 15. Nxd5 Qxd5 16. Qxd5 Nxd5 17. Nd4 Bb7 18. Bf3 Rfd8 19. Nb3 Rab8 20. Be4 Nf6 21. Bxb7 Rxb7 22. Ba5 Rxd1 23. Rxd1 Nd5 24. Kf1 Bb4 25. Rxd5 exd5 26. Bxb4 Rc7 27. Bc3 Rc4 28. a3 f6 29. Ke2 Kf7 30. Kd3 Ke6 31. Nd4+ Kf7 32. Nf5 Rc6 33. f4 h5 34. Kd4 g6 35. Kxd5 Re6 36. Nd6+ Ke7 37. Ne4 f5 38. Bb4+ 1-0

[Event "Burgas op 15th"]
[Site "Ourense"]
[Date "2006.??.??"]
[Round "9"]
[White "Cordero, Alfredo"]
[Black "Grana Lois, Jorge"]
[Result "0-1"]
[ECO "D45"]
[WhiteElo "2229"]
[BlackElo "2040"]
[PlyCount "120"]
[EventDate "2006.07.04"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ESP"]
[SourceTitle "CBM 113 Extra"]
[Source "ChessBase"]
[SourceDate "2006.09.14"]
[SourceVersion "1"]
[SourceVersionDate "2006.09.14"]
[SourceQuality "1"]

1. d4 d5 2. Nf3 Nf6 3. c4 e6 4. Nc3 c6 5. e3 Nbd7 6. Qc2 dxc4 7. Bxc4 b5 8. Bd3 a6 9. 0-0 Bb7 10. b3 c5 11. Bb2 cxd4 12. exd4 Be7 13. Qe2 0-0 14. Rad1 Nb6 15. Bb1 b4 16. Ne4 Nxe4 17. Bxe4 Bxe4 18. Qxe4 Qd5 19. Qb1 a5 20. Rfe1 Bf6 21. Rc1 a4 22. Rc5 Qd6 23. Ng5 Bxg5 24. Rxg5 a3 25. Bc1 f5 26. g4 Qxd4 27. Be3 Qf6 28. gxf5 Nd5 29. Bd2 exf5 30. Qd3 Nc3 31. Rg3 Rac8 32. Bg5 Qc6 33. Be7 Ne4 34. Rf3 Rfe8 35. Bxb4 Qg6+ 36. Kf1 Kh8 37. Rd1 Qb6 38. Be1 Qh6 39. Rh3 Qc6 40. f3 Ng5 41. Rg3 h6 42. f4 Ne4 43. Rg2 Qc7 44. Qf3 Nf6 45. h3 Re4 46. Rf2 Qc6 47. Kg1 Nd5 48. Bd2 Rce8 49. Rc1 Qd6 50. Rc4 Qb6 51. Kh2 Qe6 52. Ba5 Re3 53. Qg2 Nf6 54. Bc3 Kh7 55. Rc6 Qe7 56. Bxf6 gxf6 57. Qd5 Qe4 58. Qf7+ Kh8 59. Rc7 Rxh3+ 60. Kxh3 Qh1+ 0-1

[Event "Burgas op 15th"]
[Site "Ourense"]
[Date "2006.??.??"]
[Round "7"]
[White "Cordero, Alfredo"]
[Black "Soto Gutierrez, Alfonso"]
[Result "1-0"]
[ECO "A57"]
[WhiteElo "2229"]
[BlackElo "1942"]
[PlyCount "95"]
[EventDate "2006.07.04"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ESP"]
[SourceTitle "CBM 113 Extra"]
[Source "ChessBase"]
[SourceDate "2006.09.14"]
[SourceVersion "1"]
[SourceVersionDate "2006.09.14"]
[SourceQuality "1"]

1. d4 c5 2. d5 Nf6 3. c4 b5 4. cxb5 a6 5. b6 g6 6. Nc3 Bg7 7. e4 d6 8. Qb3 Bb7 9. a4 a5 10. Bb5+ Nbd7 11. Nf3 0-0 12. 0-0 Qxb6 13. Bg5 Ba6 14. Rfe1 c4 15. Qxc4 Ng4 16. Qe2 e6 17. h3 Bxb5 18. Nxb5 Ngf6 19. Be3 Qb8 20. dxe6 fxe6 21. Ng5 Re8 22. Qd3 d5 23. exd5 exd5 24. Bd4 Qf4 25. Ne6 Rxe6 26. Rxe6 Ne4 27. Rf1 Qf5 28. Rc6 Ne5 29. Bxe5 Qxe5 30. Nc3 Rd8 31. Nxe4 Qxe4 32. Qxe4 dxe4 33. Rb6 Bf8 34. Re1 Rd2 35. Rb5 Bb4 36. Rxe4 Rxb2 37. g3 Bc3 38. Rxb2 Bxb2 39. Re7 Ba3 40. Rb7 g5 41. Rb5 Bb4 42. Rxg5+ Kf7 43. h4 h6 44. Rf5+ Kg6 45. g4 Bd2 46. Kf1 Bc3 47. Ke2 Bb4 48. Kd3 1-0

[Event "Burgas op 15th"]
[Site "Ourense"]
[Date "2006.??.??"]
[Round "5"]
[White "Cordero, Alfredo"]
[Black "Villalta Bustillo, Igor"]
[Result "0-1"]
[ECO "C44"]
[WhiteElo "2229"]
[BlackElo "2073"]
[PlyCount "48"]
[EventDate "2006.07.04"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ESP"]
[SourceTitle "CBM 113 Extra"]
[Source "ChessBase"]
[SourceDate "2006.09.14"]
[SourceVersion "1"]
[SourceVersionDate "2006.09.14"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nf6 3. d3 Nc6 4. c3 d5 5. Qc2 Bg4 6. Be2 Qd7 7. Bg5 0-0-0 8. 0-0 h6 9. Bc1 g5 10. Nbd2 Nh5 11. Re1 Nf4 12. Bf1 f5 13. h3 Bh5 14. g3 fxe4 15. gxf4 exf3 16. fxe5 g4 17. d4 Rg8 18. h4 Be7 19. Bd3 Rdf8 20. Nf1 Bxh4 21. Kh2 g3+ 22. fxg3 Rxg3 23. Nxg3 Bxg3+ 24. Kxg3 f2 0-1

[Event "Burgas op 15th"]
[Site "Ourense"]
[Date "2006.??.??"]
[Round "1"]
[White "Cordero, Alfredo"]
[Black "Villar Perez, Samuel"]
[Result "1-0"]
[ECO "E12"]
[WhiteElo "2229"]
[BlackElo "1693"]
[PlyCount "107"]
[EventDate "2006.07.04"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ESP"]
[SourceTitle "CBM 113 Extra"]
[Source "ChessBase"]
[SourceDate "2006.09.14"]
[SourceVersion "1"]
[SourceVersionDate "2006.09.14"]
[SourceQuality "1"]

1. d4 d5 2. Nf3 Nf6 3. c4 e6 4. Nc3 Be7 5. Bg5 b6 6. e3 Bb7 7. Bd3 0-0 8. cxd5 Nxd5 9. Bxe7 Qxe7 10. 0-0 Nd7 11. Rc1 c5 12. Bb1 cxd4 13. Nxd5 Bxd5 14. e4 Bb7 15. Rc7 Ba6 16. Qxd4 Bxf1 17. Rxd7 Qf6 18. Qxf6 gxf6 19. Kxf1 Rfc8 20. Rd1 Rc7 21. Ke2 Rac8 22. Bd3 h6 23. Rd2 Kf8 24. Ba6 Rb8 25. a4 Ke7 26. Nd4 Rd8 27. f4 h5 28. Bb5 Rdc8 29. Ba6 Rd8 30. Ke3 Rc1 31. Be2 h4 32. Bd1 Rc4 33. Be2 Rc1 34. Bd3 Rg8 35. Nf3 Rh8 36. Bb5 Rc7 37. Ba6 Rc1 38. Ke2 Rh5 39. b3 Rcc5 40. Nd4 Rh8 41. Bb5 Rhc8 42. Nf3 Rh8 43. Rd7+ Kf8 44. Rxa7 Rc2+ 45. Nd2 Rg8 46. Ra8+ Kg7 47. Rxg8+ Kxg8 48. Bd3 Rc1 49. Nc4 Rc3 50. Nd2 Kf8 51. h3 Ke7 52. Bc4 Rg3 53. Kf2 Kd6 54. Nf3 1-0

[Event "Burgas op 15th"]
[Site "Ourense"]
[Date "2006.??.??"]
[Round "2"]
[White "Fernandez Andrade, Antonio"]
[Black "Cordero, Alfredo"]
[Result "1-0"]
[ECO "B07"]
[WhiteElo "1965"]
[BlackElo "2229"]
[PlyCount "49"]
[EventDate "2006.07.04"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ESP"]
[SourceTitle "CBM 113 Extra"]
[Source "ChessBase"]
[SourceDate "2006.09.14"]
[SourceVersion "1"]
[SourceVersionDate "2006.09.14"]
[SourceQuality "1"]

1. e4 d6 2. d4 Nf6 3. Nc3 c6 4. f3 Nbd7 5. Be3 e5 6. Qd2 Be7 7. 0-0-0 0-0 8. g4 Ne8 9. h4 g6 10. Kb1 Ng7 11. d5 h5 12. Bg5 c5 13. Bh6 Nf6 14. Be2 hxg4 15. fxg4 Nxg4 16. Bxg4 Bxg4 17. Nge2 b5 18. Rdg1 Bh5 19. Ng3 Bg4 20. h5 g5 21. Nf1 Bf3 22. Rh3 Bxh5 23. Bxg7 Kxg7 24. Rxh5 Rg8 25. Ng3 1-0

[Event "Burgas op 15th"]
[Site "Ourense"]
[Date "2006.??.??"]
[Round "8"]
[White "Krug Cortegoso, Rodolfo Martin"]
[Black "Cordero, Alfredo"]
[Result "1/2-1/2"]
[ECO "A09"]
[WhiteElo "2038"]
[BlackElo "2229"]
[PlyCount "99"]
[EventDate "2006.07.04"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ESP"]
[SourceTitle "CBM 113 Extra"]
[Source "ChessBase"]
[SourceDate "2006.09.14"]
[SourceVersion "1"]
[SourceVersionDate "2006.09.14"]
[SourceQuality "1"]

1. Nf3 g6 2. g3 Bg7 3. Bg2 e5 4. d3 d5 5. c4 d4 6. 0-0 Ne7 7. Qc2 0-0 8. b4 h6 9. Bb2 Nd7 10. Nbd2 c6 11. Rfe1 Qc7 12. e3 dxe3 13. Rxe3 Nf5 14. Re2 a5 15. bxa5 Rxa5 16. Bc3 Ra8 17. Rae1 Nd4 18. Bxd4 exd4 19. Nb3 c5 20. Nfd2 Ra6 21. Qb2 Qb6 22. Ne4 Qa7 23. Nc1 Ne5 24. Nd2 Nc6 25. Ndb3 Nb4 26. h3 Bf5 27. Qd2 Ra3 28. g4 Bc8 29. Qf4 Qb6 30. Rd2 Nxa2 31. Nxa2 Rxb3 32. Nc1 Rb2 33. Rxb2 Qxb2 34. Bd5 g5 35. Qf3 Qd2 36. Rd1 Qc2 37. Re1 b6 38. Kg2 Qd2 39. Re8 Qf4 40. Rxf8+ Kxf8 41. Qxf4 gxf4 42. Ne2 f5 43. Kf3 fxg4+ 44. hxg4 Ke7 45. Nxf4 Kd6 46. Be4 Bd7 47. Ng6 Bf6 48. Kg3 b5 49. cxb5 Bxb5 50. Nh4 1/2-1/2

[Event "Burgas op 15th"]
[Site "Ourense"]
[Date "2006.??.??"]
[Round "4"]
[White "Salgado Gonzalez, Julio"]
[Black "Cordero, Alfredo"]
[Result "0-1"]
[ECO "C41"]
[WhiteElo "1986"]
[BlackElo "2229"]
[PlyCount "66"]
[EventDate "2006.07.04"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ESP"]
[SourceTitle "CBM 113 Extra"]
[Source "ChessBase"]
[SourceDate "2006.09.14"]
[SourceVersion "1"]
[SourceVersionDate "2006.09.14"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 d6 3. Nc3 Nbd7 4. e4 e5 5. Bc4 h6 6. 0-0 Be7 7. Be3 c6 8. a4 a5 9. Ba2 0-0 10. h3 Kh7 11. Nh4 g6 12. Qd2 Nh5 13. Nf3 g5 14. g3 Ng7 15. g4 Ne6 16. Rad1 Nf4 17. Kh2 Qc7 18. d5 Qb8 19. Ne2 Nf6 20. Ng3 Nxg4+ 21. hxg4 Bxg4 22. Ng1 c5 23. f3 Bd7 24. b3 Bf6 25. c4 Rh8 26. Bb1 Kg8 27. Qf2 b6 28. N3e2 Qe8 29. Bxf4 exf4 30. Nh3 Be5 31. Rg1 f6 32. Rg2 Bxh3 33. Kxh3 Qh5+ 0-1

[Event "Burgas op 15th"]
[Site "Ourense"]
[Date "2006.??.??"]
[Round "6"]
[White "Vilarino Gestal, Ricardo"]
[Black "Cordero, Alfredo"]
[Result "1-0"]
[ECO "B77"]
[WhiteElo "2003"]
[BlackElo "2229"]
[PlyCount "43"]
[EventDate "2006.07.04"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ESP"]
[SourceTitle "CBM 113 Extra"]
[Source "ChessBase"]
[SourceDate "2006.09.14"]
[SourceVersion "1"]
[SourceVersionDate "2006.09.14"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 g6 3. d4 Bg7 4. Nc3 cxd4 5. Nxd4 d6 6. Be3 Nf6 7. f3 0-0 8. Qd2 Nc6 9. Bc4 Na5 10. Bb3 Nxb3 11. axb3 Re8 12. h4 a6 13. h5 Bd7 14. Bh6 Bh8 15. g4 Bxg4 16. fxg4 Nxg4 17. hxg6 hxg6 18. 0-0-0 Qa5 19. Rh4 Nxh6 20. Qxh6 Bg7 21. Qh7+ Kf8 22. Ne6+ 1-0

[Event "Chesspangenberg op 1st"]
[Site "Buenos Aires"]
[Date "2003.11.13"]
[Round "9"]
[White "Slipak, Sergio"]
[Black "Cordero, Alfredo"]
[Result "1-0"]
[ECO "A54"]
[WhiteElo "2503"]
[BlackElo "2323"]
[PlyCount "105"]
[EventDate "2003.11.04"]
[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 d6 3. Nf3 Nbd7 4. Nc3 e5 5. Bg5 Be7 6. e3 c6 7. Qc2 Qc7 8. Be2 0-0 9. 0-0 Re8 10. b4 Nf8 11. Rfd1 Bg4 12. Rac1 Ng6 13. c5 Bxf3 14. Bxf3 exd4 15. exd4 d5 16. g3 h6 17. Be3 Nh7 18. b5 Rad8 19. Qa4 Bg5 20. Bxg5 Nxg5 21. Bg2 Ra8 22. Re1 Red8 23. Re2 Nh7 24. Rb1 Rdc8 25. Reb2 Qe7 26. bxc6 bxc6 27. Rb7 Qf6 28. Re1 Ng5 29. Re3 Rf8 30. Ne2 Rae8 31. Qb3 Rxe3 32. Qxe3 Ra8 33. h4 Ne6 34. Bh3 Ngf8 35. a4 h5 36. a5 Qd8 37. Qf3 Qf6 38. Qxh5 g6 39. Qg4 Nd8 40. Rb3 Qg7 41. Qf4 Nde6 42. Bxe6 Nxe6 43. Qe3 Re8 44. Qd2 Nc7 45. Ra3 Rb8 46. Ra2 Nb5 47. Qe3 Rf8 48. a6 Qf6 49. Kg2 Kg7 50. Qe5 Qxe5 51. dxe5 Kg8 52. Nf4 Rd8 53. e6 1-0

[Event "Chesspangenberg op 1st"]
[Site "Buenos Aires"]
[Date "2003.11.12"]
[Round "8"]
[White "Cordero, Alfredo"]
[Black "Tenti, Joaquin"]
[Result "1-0"]
[ECO "B30"]
[WhiteElo "2323"]
[PlyCount "91"]
[EventDate "2003.11.04"]
[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 Nc6 3. d3 g6 4. c3 Bg7 5. Be3 d6 6. Nbd2 e5 7. Be2 Nge7 8. 0-0 0-0 9. Nb3 h6 10. d4 cxd4 11. cxd4 d5 12. Nxe5 Nxe5 13. dxe5 dxe4 14. Qc1 Nf5 15. Rd1 Qh4 16. g3 Qh3 17. Bf1 Qh5 18. Bc5 Re8 19. Qc4 e3 20. f4 g5 21. Qe2 Qxe2 22. Bxe2 b6 23. Bb5 Re6 24. Rd8+ Kh7 25. Bd3 Rg6 26. Rxc8 Rxc8 27. Bxf5 Rg8 28. Bxe3 gxf4 29. Bxf4 Re8 30. Re1 Kg8 31. Bxg6 fxg6 32. g4 g5 33. Bg3 Kf7 34. Nd4 Kg6 35. Nf5 Bf8 36. Rd1 h5 37. h3 a5 38. Rd7 b5 39. Rd5 Rc8 40. Rxb5 Rc1+ 41. Kg2 Rc2+ 42. Kf3 hxg4+ 43. hxg4 a4 44. a3 Rc4 45. Rb6+ Kf7 46. e6+ 1-0

[Event "Chesspangenberg op 1st"]
[Site "Buenos Aires"]
[Date "2003.11.11"]
[Round "7"]
[White "Aguilar, Mauricio"]
[Black "Cordero, Alfredo"]
[Result "0-1"]
[ECO "B77"]
[WhiteElo "2140"]
[BlackElo "2323"]
[PlyCount "80"]
[EventDate "2003.11.04"]
[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 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. Be3 Bg7 7. f3 Nc6 8. Qd2 0-0 9. Bc4 Na5 10. Bb3 Nxb3 11. Nxb3 Re8 12. 0-0-0 Qc7 13. h4 Bd7 14. h5 Bc6 15. g4 Rad8 16. hxg6 fxg6 17. Qh2 e5 18. Rd2 b6 19. Kb1 Rd7 20. Nc1 Bh8 21. Bg5 Rf8 22. Nd3 a5 23. Rhd1 Ne8 24. f4 exf4 25. Ne2 Bxe4 26. Nexf4 Qc4 27. Nf2 Bf3 28. Re1 Qb5 29. N2d3 Qxg5 30. Ne6 Qe7 31. Rf2 Rf7 32. Qh6 Bxg4 33. Ng5 Qxe1+ 34. Nxe1 Rxf2 35. Nxh7 Re2 36. Nd3 Rxh7 37. Qxg6+ Rg7 38. Qxd6 Bf5 39. a3 Rg1+ 40. Ka2 Be6+ 0-1

[Event "Chesspangenberg op 1st"]
[Site "Buenos Aires"]
[Date "2003.11.10"]
[Round "6"]
[White "Cordero, Alfredo"]
[Black "Blit, Jacques"]
[Result "0-1"]
[ECO "A06"]
[WhiteElo "2323"]
[PlyCount "114"]
[EventDate "2003.11.04"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ARG"]
[SourceTitle "EXT 2004"]
[Source "ChessBase"]
[SourceDate "2003.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2003.11.25"]
[SourceQuality "1"]

1. Nf3 Nf6 2. d3 d5 3. Bf4 c5 4. Nbd2 Nc6 5. c3 Nh5 6. Bg3 f5 7. Be5 Nxe5 8. Nxe5 Nf6 9. Qa4+ Bd7 10. Nxd7 Qxd7 11. Qxd7+ Nxd7 12. e4 fxe4 13. dxe4 e6 14. exd5 exd5 15. Bb5 a6 16. Bxd7+ Kxd7 17. 0-0-0 Bd6 18. Nf3 Kc6 19. Rde1 Rae8 20. Kd1 b5 21. h3 a5 22. Rhf1 Rhf8 23. Rxe8 Rxe8 24. Re1 Rxe1+ 25. Kxe1 b4 26. Kd2 bxc3+ 27. Kxc3 Be7 28. b3 Bf6+ 29. Kd3 Kb5 30. Ne1 a4 31. Nc2 axb3 32. axb3 c4+ 33. bxc4+ dxc4+ 34. Kd2 Ka4 35. Kd1 Kb3 36. Kc1 Kc3 37. Kd1 Bd4 38. f4 Kd3 39. f5 Bc5 40. g4 Ke4 41. Ke2 Kf4 42. Kf1 Kg3 43. g5 Kxh3 44. f6 g6 45. f7 Kg4 46. Nd4 Kxg5 47. Ne6+ Kf6 48. Nxc5 Kxf7 49. Ke2 Kf6 50. Ke3 h5 51. Kd4 Kf5 52. Kxc4 h4 53. Kd3 h3 54. Ke3 h2 55. Ne4 Kg4 56. Ke2 Kh3 57. Nf2+ Kg2 0-1

[Event "Chesspangenberg op 1st"]
[Site "Buenos Aires"]
[Date "2003.11.08"]
[Round "5"]
[White "Hungaski, Robert Andrew"]
[Black "Cordero, Alfredo"]
[Result "1/2-1/2"]
[ECO "B14"]
[WhiteElo "2145"]
[BlackElo "2323"]
[PlyCount "82"]
[EventDate "2003.11.04"]
[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 c6 2. d4 d5 3. exd5 cxd5 4. c4 Nf6 5. Nc3 Nc6 6. Nf3 e6 7. c5 Ne4 8. Qc2 Nxc3 9. Qxc3 Be7 10. Bf4 0-0 11. b4 Bf6 12. Ne5 Bxe5 13. dxe5 f6 14. exf6 e5 15. Bg5 gxf6 16. Bh6 Rf7 17. Be2 Bf5 18. 0-0 Kh8 19. f4 Nd4 20. Bd1 Nb5 21. Qb3 Qd7 22. Bh5 e4 23. Rad1 Rd8 24. Rxd5 Qxd5 25. Qxd5 Rxd5 26. Bxf7 Rd2 27. Bh5 Nd4 28. Re1 Nc2 29. Re2 Rxe2 30. Bxe2 Nxb4 31. Bc4 Nd3 32. Bxd3 exd3 33. Kf2 Kg8 34. Ke3 Be6 35. a3 Bc4 36. f5 Kf7 37. Kd4 Bb5 38. Bd2 Bc6 39. g3 Bb5 40. Bb4 a6 41. Ke3 Kg7 1/2-1/2

[Event "Chesspangenberg op 1st"]
[Site "Buenos Aires"]
[Date "2003.11.07"]
[Round "4"]
[White "Cordero, Alfredo"]
[Black "Guerrero, Alvaro"]
[Result "1-0"]
[ECO "E60"]
[WhiteElo "2323"]
[BlackElo "2132"]
[PlyCount "82"]
[EventDate "2003.11.04"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ARG"]
[SourceTitle "EXT 2004"]
[Source "ChessBase"]
[SourceDate "2003.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2003.11.25"]
[SourceQuality "1"]

1. c4 g6 2. Nf3 Bg7 3. d4 Nf6 4. Nc3 0-0 5. g3 c5 6. d5 d6 7. Bg2 Bg4 8. 0-0 Na6 9. h3 Bd7 10. e4 Rb8 11. e5 Ne8 12. e6 fxe6 13. dxe6 Bxe6 14. Ng5 Nac7 15. Nxe6 Nxe6 16. Bd5 Qd7 17. Re1 Be5 18. Qg4 Rf5 19. f4 Nf6 20. Bxe6+ Qxe6 21. Qe2 Bd4+ 22. Kg2 Qxe2+ 23. Rxe2 Nd7 24. Nd5 Kf8 25. Rxe7 Nf6 26. Nxf6 Kxe7 27. Nxh7 b5 28. cxb5 Rxb5 29. a4 Rb4 30. Ra2 Rd5 31. b3 Rxb3 32. Re2+ Kd7 33. Nf8+ Kc6 34. Nxg6 Bf6 35. Re6 Bd8 36. Be3 Rdd3 37. Kf3 Kd5 38. Re8 Bf6 39. f5 Be5 40. Nf4+ Bxf4 41. Kxf4 Rb4+ 1-0

[Event "Chesspangenberg op 1st"]
[Site "Buenos Aires"]
[Date "2003.11.06"]
[Round "3"]
[White "Brunetti, Fernando"]
[Black "Cordero, Alfredo"]
[Result "0-1"]
[ECO "B07"]
[BlackElo "2323"]
[PlyCount "96"]
[EventDate "2003.11.04"]
[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 d6 2. d4 Nf6 3. Nc3 c6 4. f4 g6 5. Nf3 Bg7 6. h3 0-0 7. Be3 Qb6 8. Qd2 Qxb2 9. Rb1 Qa3 10. Bc4 b5 11. Bb3 b4 12. Na4 Nxe4 13. Qd3 Nc3 14. Bc1 Nxb1 15. Bxa3 Nxa3 16. Qe3 Be6 17. 0-0 Bxb3 18. Qxb3 a5 19. c4 Nd7 20. Re1 Rfe8 21. Nc3 Nb6 22. Na4 Nbxc4 23. Rc1 d5 24. Re1 Nb5 25. Qd3 e6 26. Ne5 Nxe5 27. fxe5 f6 28. g4 fxe5 29. dxe5 Rac8 30. Nc5 Re7 31. Qd2 Rce8 32. Qg5 Rf7 33. Kg2 Nd4 34. Rf1 Rxf1 35. Kxf1 Nf3 36. Qe3 Nxe5 37. Kg2 Nc4 38. Qb3 Bd4 39. Nd3 e5 40. Qa4 Re6 41. Ne1 e4 42. Nc2 Bc5 43. Qb3 e3 44. Ne1 Rf6 45. Nd3 e2 46. Qb1 Rf1 47. Ne1 Rg1+ 48. Kh2 Nd2 0-1

[Event "Chesspangenberg op 1st"]
[Site "Buenos Aires"]
[Date "2003.11.05"]
[Round "2"]
[White "Cordero, Alfredo"]
[Black "Sosa, Ruben"]
[Result "0-1"]
[ECO "B32"]
[WhiteElo "2323"]
[BlackElo "2106"]
[PlyCount "102"]
[EventDate "2003.11.04"]
[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 Nc6 3. d4 cxd4 4. Nxd4 e5 5. Nb5 a6 6. Nd6+ Bxd6 7. Qxd6 Qf6 8. Qd1 Qg6 9. Nc3 Nge7 10. f3 d5 11. Nxd5 Nxd5 12. Qxd5 Be6 13. Qd2 Rd8 14. Qf2 0-0 15. c3 f5 16. exf5 Rxf5 17. Qg3 Qf7 18. Bg5 Rd7 19. b3 Qf8 20. Rc1 Qc5 21. Bd2 Rf8 22. Be2 Rfd8 23. Bg5 Rf8 24. Qf2 Qa3 25. Rd1 Rxd1+ 26. Bxd1 Qa5 27. Qd2 h6 28. Be3 Rd8 29. Qb2 Rd3 30. Bd2 Qb6 31. Bc2 Rd8 32. Qc1 Qa5 33. Bb1 Ne7 34. 0-0 Qd5 35. Be3 Bf5 36. c4 Qc6 37. Rd1 Rxd1+ 38. Qxd1 Bxb1 39. Qxb1 Qe6 40. Qe4 Qf5 41. Qxf5 Nxf5 42. Bb6 Kf7 43. Kf2 Ke6 44. Ke2 h5 45. g3 g6 46. Kd3 Nd6 47. Bc7 Nf7 48. a4 Kd7 49. Bb6 Kc6 50. a5 Kd6 51. h4 g5 0-1

[Event "Chesspangenberg op 1st"]
[Site "Buenos Aires"]
[Date "2003.11.04"]
[Round "1"]
[White "Fajntich, Jaime Daniel"]
[Black "Cordero, Alfredo"]
[Result "0-1"]
[ECO "A55"]
[BlackElo "2323"]
[PlyCount "86"]
[EventDate "2003.11.04"]
[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 d6 2. c4 Nf6 3. Nc3 Nbd7 4. e4 e5 5. Nf3 Be7 6. Be2 0-0 7. 0-0 c6 8. Qc2 Qc7 9. h3 Ne8 10. Be3 g6 11. Rad1 Ng7 12. Bh6 Nf6 13. c5 exd4 14. cxd6 Bxd6 15. Nxd4 Bf4 16. Bxf4 Qxf4 17. Bc4 Nd7 18. Nde2 Qg5 19. Kh1 Qc5 20. Bb3 Qh5 21. Ng3 Qh4 22. Kg1 Nc5 23. a3 Nxb3 24. Qxb3 Ne6 25. Qb4 Ng5 26. Rd3 Ne6 27. Nce2 a5 28. Qc3 Qe7 29. Qe5 f6 30. Qd6 Qxd6 31. Rxd6 Kf7 32. Rfd1 Ke7 33. f4 a4 34. f5 Nc7 35. Nf4 g5 36. Nfe2 Nd5 37. R6xd5 cxd5 38. exd5 Rd8 39. Nc3 Ra5 40. Rf1 Rdxd5 41. Nxd5+ Rxd5 42. Rf2 Bd7 43. Kh2 Re5 0-1

[Event "American Continental 02nd"]
[Site "Buenos Aires"]
[Date "2003.08.29"]
[Round "11"]
[White "Walsh, Hector"]
[Black "Cordero, Alfredo"]
[Result "1-0"]
[ECO "B48"]
[WhiteElo "2156"]
[BlackElo "2323"]
[PlyCount "49"]
[EventDate "2003.08.17"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "ARG"]
[SourceTitle "CBM 097"]
[Source "ChessBase"]
[SourceDate "2003.11.11"]
[SourceVersion "1"]
[SourceVersionDate "2003.11.11"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. Nc3 e6 4. d4 cxd4 5. Nxd4 a6 6. Be3 Qc7 7. Qd2 Ne5 8. 0-0-0 Bb4 9. Kb1 Bxc3 10. bxc3 Nf6 11. f3 d6 12. g4 0-0 13. h4 Nxf3 14. Qg2 Ne5 15. g5 Nfd7 16. h5 Qxc3 17. Bc1 Nc5 18. g6 Qb4+ 19. Ka1 fxg6 20. hxg6 hxg6 21. Be2 Qc3+ 22. Bb2 Qe3 23. Qh2 Rf2 24. Qh8+ Kf7 25. Rh7 1-0

[Event "American Continental 02nd"]
[Site "Buenos Aires"]
[Date "2003.08.28"]
[Round "10"]
[White "Cordero, Alfredo"]
[Black "Ojeda, Hernan"]
[Result "0-1"]
[ECO "B10"]
[WhiteElo "2323"]
[BlackElo "2226"]
[PlyCount "100"]
[EventDate "2003.08.17"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "ARG"]
[SourceTitle "CBM 097"]
[Source "ChessBase"]
[SourceDate "2003.11.11"]
[SourceVersion "1"]
[SourceVersionDate "2003.11.11"]
[SourceQuality "1"]

1. e4 c6 2. d3 d5 3. Nd2 g6 4. Ngf3 Bg7 5. Be2 e5 6. 0-0 Ne7 7. c3 0-0 8. Qc2 f5 9. Re1 Kh8 10. Bd1 Nd7 11. Nf1 dxe4 12. dxe4 Nc5 13. N1d2 fxe4 14. Nxe4 Bf5 15. Bg5 Nxe4 16. Rxe4 Qc7 17. Qe2 Bxe4 18. Qxe4 Nf5 19. Bc2 Rae8 20. Rd1 Nd6 21. Qb4 c5 22. Qg4 e4 23. Nd2 Qf7 24. Qe2 b6 25. Bb3 Qf5 26. Be3 Rd8 27. Rf1 Rde8 28. Re1 Qf6 29. Bc2 Re5 30. b4 Rh5 31. bxc5 bxc5 32. c4 Qe5 33. g3 Nf5 34. Bxe4 Nxe3 35. fxe3 Rd8 36. Bd5 Rf5 37. Nf3 Qc3 38. Rb1 Re8 39. Rb3 Qa1+ 40. Kg2 a5 41. e4 Rff8 42. e5 a4 43. Rb2 a3 44. Rb3 Bxe5 45. Re3 Rb8 46. Kh3 Bg7 47. Rxa3 Rb2 48. Qd3 Qc1 49. g4 Qh6+ 50. Kg3 Be5+ 0-1

[Event "American Continental 02nd"]
[Site "Buenos Aires"]
[Date "2003.08.27"]
[Round "9"]
[White "Needleman, Alejandro"]
[Black "Cordero, Alfredo"]
[Result "1-0"]
[ECO "B07"]
[WhiteElo "2434"]
[BlackElo "2323"]
[PlyCount "87"]
[EventDate "2003.08.17"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "ARG"]
[SourceTitle "CBM 097"]
[Source "ChessBase"]
[SourceDate "2003.11.11"]
[SourceVersion "1"]
[SourceVersionDate "2003.11.11"]
[SourceQuality "1"]

1. d4 d6 2. e4 Nd7 3. Nf3 e6 4. Bd3 Ngf6 5. e5 dxe5 6. dxe5 Nd5 7. a3 Be7 8. c4 N5b6 9. Qe2 Nf8 10. 0-0 Ng6 11. Nc3 Nd7 12. Rd1 Kf8 13. g3 c6 14. h4 Qc7 15. Re1 Ke8 16. h5 Ngf8 17. Bf4 h6 18. b4 b6 19. Ne4 Bb7 20. Rad1 Rd8 21. Qe3 Rb8 22. Bc2 Ba8 23. Rd2 Bb7 24. Nf6+ Kd8 25. Red1 Bc8 26. Nd4 gxf6 27. b5 f5 28. bxc6 Ke8 29. cxd7+ Bxd7 30. Nxf5 Qc5 31. Ng7+ Kd8 32. Ba4 b5 33. Rxd7+ Nxd7 34. Qd2 Qc7 35. Bxb5 Rxb5 36. cxb5 Bxa3 37. Nf5 Bc5 38. Nxh6 Ke8 39. Ng4 Be7 40. h6 Nb6 41. Ne3 Qb7 42. Qe2 Qe4 43. Qg4 Bf8 44. Rd8+ 1-0

[Event "American Continental 02nd"]
[Site "Buenos Aires"]
[Date "2003.08.26"]
[Round "8"]
[White "Cordero, Alfredo"]
[Black "Alvarez Castillo, Hector Adrian"]
[Result "1-0"]
[ECO "B40"]
[WhiteElo "2323"]
[BlackElo "2216"]
[PlyCount "51"]
[EventDate "2003.08.17"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "ARG"]
[SourceTitle "CBM 097"]
[Source "ChessBase"]
[SourceDate "2003.11.11"]
[SourceVersion "1"]
[SourceVersionDate "2003.11.11"]
[SourceQuality "1"]

1. e4 Nf6 2. d3 c5 3. Nf3 e6 4. Be2 d5 5. Nbd2 Nc6 6. c3 b6 7. e5 Nd7 8. d4 f6 9. exf6 Qxf6 10. Qa4 Bb7 11. 0-0 Bd6 12. Ba6 b5 13. Qxb5 Nd8 14. Bxb7 Rb8 15. dxc5 Rxb7 16. Qa6 Bxc5 17. Nb3 e5 18. Nxc5 Nxc5 19. Qa5 Qd6 20. Nxe5 Rb6 21. Be3 Ndb7 22. Bxc5 Nxc5 23. b4 Ne4 24. Qa4+ Ke7 25. Qxa7+ Ke6 26. Qf7+ 1-0

[Event "American Continental 02nd"]
[Site "Buenos Aires"]
[Date "2003.08.25"]
[Round "7"]
[White "Nogueiras Santiago, Jesus"]
[Black "Cordero, Alfredo"]
[Result "1-0"]
[ECO "A54"]
[WhiteElo "2521"]
[BlackElo "2323"]
[PlyCount "57"]
[EventDate "2003.08.17"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "ARG"]
[SourceTitle "CBM 097"]
[Source "ChessBase"]
[SourceDate "2003.11.11"]
[SourceVersion "1"]
[SourceVersionDate "2003.11.11"]
[SourceQuality "1"]

1. Nf3 Nf6 2. c4 d6 3. d4 Nbd7 4. Nc3 e5 5. Bg5 Be7 6. e3 0-0 7. Qc2 c6 8. 0-0-0 Qc7 9. Bd3 Re8 10. h3 Nf8 11. g4 Be6 12. dxe5 dxe5 13. Bxf6 Bxf6 14. Ne4 Be7 15. Qc3 f6 16. Nh4 Kh8 17. Nf5 Bxf5 18. gxf5 a5 19. Rhg1 Nd7 20. c5 a4 21. Qc4 Rf8 22. Bc2 Rad8 23. Nd6 Bxd6 24. cxd6 Qb8 25. Qg4 Rg8 26. Bxa4 Nc5 27. Bc2 g6 28. Qc4 b6 29. fxg6 1-0

[Event "American Continental 02nd"]
[Site "Buenos Aires"]
[Date "2003.08.23"]
[Round "6"]
[White "Cordero, Alfredo"]
[Black "Garcia Palermo, Carlos H"]
[Result "0-1"]
[ECO "B11"]
[WhiteElo "2323"]
[BlackElo "2443"]
[PlyCount "94"]
[EventDate "2003.08.17"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "ARG"]
[SourceTitle "CBM 097"]
[Source "ChessBase"]
[SourceDate "2003.11.11"]
[SourceVersion "1"]
[SourceVersionDate "2003.11.11"]
[SourceQuality "1"]

1. e4 c6 2. Nf3 d5 3. Nc3 Bg4 4. Be2 e6 5. 0-0 dxe4 6. Nxe4 Nd7 7. d3 Ngf6 8. Nfg5 Bf5 9. Ng3 Bg6 10. Nh3 Bd6 11. Bf4 Qc7 12. Bxd6 Qxd6 13. Qc1 0-0 14. Nf4 Rad8 15. Re1 Nc5 16. Bf1 a5 17. Nxg6 hxg6 18. Qg5 b6 19. a3 Rfe8 20. b4 axb4 21. axb4 Ncd7 22. Rab1 Ra8 23. Qc1 Ra2 24. Rb2 Ra3 25. c3 Rea8 26. Qd2 R8a7 27. h3 g5 28. Qxg5 Rxc3 29. Qd2 Rca3 30. Reb1 Ra1 31. Qc1 Rxb1 32. Rxb1 Ra2 33. Qe3 Nd5 34. Qg5 N7f6 35. b5 Nc3 36. Rc1 Nxb5 37. Rc4 Nd4 38. h4 b5 39. Rc1 Qd5 40. Qf4 Ra8 41. h5 e5 42. Qg5 Ne6 43. Qf5 Ra4 44. h6 Rf4 45. Qh3 Qd4 46. Ne2 Qxf2+ 47. Kh2 Rh4 0-1

[Event "American Continental 02nd"]
[Site "Buenos Aires"]
[Date "2003.08.22"]
[Round "5"]
[White "Bentancor, Franco German"]
[Black "Cordero, Alfredo"]
[Result "0-1"]
[ECO "B00"]
[WhiteElo "2177"]
[BlackElo "2323"]
[PlyCount "82"]
[EventDate "2003.08.17"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "ARG"]
[SourceTitle "CBM 097"]
[Source "ChessBase"]
[SourceDate "2003.11.11"]
[SourceVersion "1"]
[SourceVersionDate "2003.11.11"]
[SourceQuality "1"]

1. e4 e5 2. d4 Nc6 3. d5 Nb8 4. Nf3 d6 5. c4 Nf6 6. Nc3 Nbd7 7. Be3 Be7 8. Nd2 0-0 9. g4 Ne8 10. h4 Bxh4 11. Qf3 Bg5 12. 0-0-0 h6 13. Be2 a6 14. Rh5 f6 15. Rdh1 Rf7 16. Qg3 Nf8 17. Bd3 Bxe3 18. fxe3 Nh7 19. Nf3 Qd7 20. Kb1 Qxg4 21. Qf2 Ng5 22. Ng1 Qd7 23. Nf3 Nxf3 24. Qxf3 Kf8 25. Be2 f5 26. R5h4 fxe4 27. Qg2 Nf6 28. Qg6 Qf5 29. Qg1 Bd7 30. Qc1 Ke7 31. c5 Rff8 32. Rg1 Qh7 33. Ka1 Rg8 34. b3 g5 35. Rh2 Qg7 36. Qa3 Rh8 37. Rf2 Raf8 38. Qb4 Ne8 39. Rxf8 Rxf8 40. Nxe4 Qg6 41. Bd3 Rf3 0-1

[Event "American Continental 02nd"]
[Site "Buenos Aires"]
[Date "2003.08.21"]
[Round "4"]
[White "Cordero, Alfredo"]
[Black "Hernandez, Hector Lagos"]
[Result "1-0"]
[ECO "D05"]
[WhiteElo "2323"]
[BlackElo "2200"]
[PlyCount "75"]
[EventDate "2003.08.17"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "ARG"]
[SourceTitle "CBM 097"]
[Source "ChessBase"]
[SourceDate "2003.11.11"]
[SourceVersion "1"]
[SourceVersionDate "2003.11.11"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. Be2 e6 4. 0-0 Nf6 5. d3 Nc6 6. c3 Be7 7. Nbd2 0-0 8. d4 cxd4 9. cxd4 d5 10. e5 Ne4 11. Bd3 Nxd2 12. Bxd2 f5 13. exf6 Bxf6 14. Bc3 Bd7 15. Qe2 Qe8 16. Rfe1 Qh5 17. h3 Rac8 18. Qe3 a6 19. Ne5 Nxe5 20. dxe5 Be7 21. Bd4 Be8 22. Be2 Qf5 23. a3 Bg6 24. Bg4 Qf7 25. Rac1 h6 26. Qb3 b5 27. a4 Rc4 28. Bb6 Rb4 29. Qc3 Rc4 30. Qd2 Bh5 31. Bxh5 Qxh5 32. axb5 axb5 33. Rxc4 bxc4 34. Qa5 Qf5 35. Qa7 Bh4 36. Bd4 Bg5 37. Rf1 Bh4 38. Kh2 1-0

[Event "American Continental 02nd"]
[Site "Buenos Aires"]
[Date "2003.08.19"]
[Round "3"]
[White "Arenas, Sergio"]
[Black "Cordero, Alfredo"]
[Result "1-0"]
[ECO "B07"]
[WhiteElo "2155"]
[BlackElo "2323"]
[PlyCount "65"]
[EventDate "2003.08.17"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "ARG"]
[SourceTitle "CBM 097"]
[Source "ChessBase"]
[SourceDate "2003.11.11"]
[SourceVersion "1"]
[SourceVersionDate "2003.11.11"]
[SourceQuality "1"]

1. e4 d6 2. d4 Nf6 3. Nc3 Nbd7 4. f4 e5 5. Nf3 exd4 6. Nxd4 Nc5 7. Bb5+ c6 8. Bd3 Be7 9. 0-0 0-0 10. Kh1 Nxd3 11. Qxd3 Qa5 12. Bd2 Qh5 13. h3 Ne8 14. f5 f6 15. g4 Qf7 16. Bf4 Nc7 17. Nf3 b6 18. Rg1 Ba6 19. Qd2 Rfd8 20. Qf2 Bb7 21. g5 Qh5 22. Kh2 fxg5 23. Bxg5 Rd7 24. Rg4 Bxg5 25. Rxg5 Qh6 26. Rag1 Rf8 27. R1g4 Ne8 28. Rh4 Qf6 29. Rgh5 h6 30. Qg3 Kf7 31. e5 dxe5 32. Ne4 Qd8 33. Qg6+ 1-0

[Event "American Continental 02nd"]
[Site "Buenos Aires"]
[Date "2003.08.18"]
[Round "2"]
[White "Cordero, Alfredo"]
[Black "Mazziotti Irigoyen, Gabriel"]
[Result "1-0"]
[ECO "A06"]
[WhiteElo "2323"]
[BlackElo "2238"]
[PlyCount "79"]
[EventDate "2003.08.17"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "ARG"]
[SourceTitle "CBM 097"]
[Source "ChessBase"]
[SourceDate "2003.11.11"]
[SourceVersion "1"]
[SourceVersionDate "2003.11.11"]
[SourceQuality "1"]

1. Nf3 d5 2. d3 Bg4 3. Nbd2 Nd7 4. e4 e6 5. Be2 Bd6 6. c3 f5 7. Nd4 Bxe2 8. Qxe2 fxe4 9. dxe4 Qe7 10. Nb5 Ngf6 11. exd5 Nxd5 12. Nxd6+ cxd6 13. Ne4 0-0 14. 0-0 Nf4 15. Bxf4 Rxf4 16. Rae1 d5 17. Ng3 Re8 18. Qe3 Ra4 19. a3 Ra6 20. Qd3 Nc5 21. Qd1 Qd7 22. Re5 Rb6 23. b4 Na4 24. Qb3 Rc8 25. Re3 Qc6 26. Ne2 Nc5 27. Qd1 Na4 28. Qd2 Qd7 29. Nd4 e5 30. Rxe5 Nxc3 31. Nf5 Re6 32. Rxe6 Qxe6 33. Qg5 Ne2+ 34. Kh1 Qf6 35. Ne7+ Kf7 36. Qxf6+ Kxf6 37. Nxc8 Nc3 38. Nd6 d4 39. Nc4 b5 40. Nd2 1-0

[Event "American Continental 02nd"]
[Site "Buenos Aires"]
[Date "2003.08.17"]
[Round "1"]
[White "Bruzon Batista, Lazaro"]
[Black "Cordero, Alfredo"]
[Result "1-0"]
[ECO "C60"]
[WhiteElo "2614"]
[BlackElo "2323"]
[PlyCount "58"]
[EventDate "2003.08.17"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "ARG"]
[SourceTitle "CBM 097"]
[Source "ChessBase"]
[SourceDate "2003.11.11"]
[SourceVersion "1"]
[SourceVersionDate "2003.11.11"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 Nge7 4. 0-0 g6 5. c3 Bg7 6. d4 0-0 7. d5 a6 8. Be2 Na7 9. d6 cxd6 10. Qxd6 Nb5 11. Bxb5 axb5 12. Rd1 Nc6 13. Na3 Ra4 14. Bg5 Qa5 15. Qd5 d6 16. Qxd6 Rxe4 17. Nd2 Rg4 18. Be3 e4 19. Nb3 Qa8 20. Nxb5 Be5 21. Qc5 Rh4 22. h3 Rh5 23. Qc4 Bf5 24. N3d4 Nxd4 25. Bxd4 Be6 26. Qe2 Bf4 27. Qxe4 Bb8 28. c4 Bxc4 29. Qe7 f5 1-0

[Event "Mar del Plata op 34th"]
[Site "Mar del Plata"]
[Date "2003.04.18"]
[Round "8"]
[White "Cubas, Jose Fernando"]
[Black "Cordero, Alfredo"]
[Result "1-0"]
[ECO "B07"]
[WhiteElo "2424"]
[BlackElo "2323"]
[PlyCount "63"]
[EventDate "2003.04.12"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ARG"]
[SourceTitle "CBM 093 Extra"]
[Source "ChessBase"]
[SourceDate "2003.05.09"]
[SourceVersion "1"]
[SourceVersionDate "2003.05.09"]
[SourceQuality "1"]

1. e4 d6 2. d4 Nf6 3. Nc3 Nbd7 4. f4 c5 5. Nf3 cxd4 6. Qxd4 e6 7. e5 dxe5 8. fxe5 Bc5 9. Qa4 Nd5 10. Nxd5 exd5 11. Bg5 Be7 12. Bxe7 Qxe7 13. 0-0-0 0-0 14. Qf4 Nb6 15. Bd3 Be6 16. Rhf1 Nd7 17. Kb1 Rfd8 18. Nd4 Nf8 19. Rf3 Ng6 20. Bxg6 fxg6 21. Rdf1 Kh8 22. Nxe6 Qxe6 23. Qf7 Qxf7 24. Rxf7 Kg8 25. Rxb7 Rf8 26. Rxf8+ Rxf8 27. a4 a5 28. Ra7 Rf2 29. e6 Kf8 30. Rf7+ Rxf7 31. exf7 Kxf7 32. b4 1-0

[Event "Mar del Plata op 34th"]
[Site "Mar del Plata"]
[Date "2003.04.17"]
[Round "7"]
[White "Cordero, Alfredo"]
[Black "Rubinetti, Jorge Alberto"]
[Result "1/2-1/2"]
[ECO "B10"]
[WhiteElo "2323"]
[BlackElo "2434"]
[PlyCount "58"]
[EventDate "2003.04.12"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ARG"]
[SourceTitle "CBM 093 Extra"]
[Source "ChessBase"]
[SourceDate "2003.05.09"]
[SourceVersion "1"]
[SourceVersionDate "2003.05.09"]
[SourceQuality "1"]

1. e4 c6 2. d3 d5 3. Nd2 e5 4. Ngf3 Bd6 5. Be2 Nf6 6. c3 0-0 7. 0-0 Re8 8. Re1 Nbd7 9. Qc2 Nf8 10. Bf1 Ng6 11. g3 h6 12. Bg2 Be6 13. Nb3 a5 14. a4 Qb6 15. c4 dxc4 16. dxc4 Bb4 17. Be3 Qc7 18. Rec1 Ng4 19. Bd2 Bxd2 20. Nfxd2 c5 21. h3 Nf6 22. Nf1 b6 23. Ne3 Nd7 24. Nd5 Qb8 25. Nd2 Ne7 26. Nxe7+ Rxe7 27. Nf1 Nf8 28. Ne3 Rd7 29. Nd5 Rd6 1/2-1/2

[Event "Mar del Plata op 34th"]
[Site "Mar del Plata"]
[Date "2003.04.13"]
[Round "3"]
[White "Atalik, Suat"]
[Black "Cordero, Alfredo"]
[Result "1-0"]
[ECO "A55"]
[WhiteElo "2568"]
[BlackElo "2323"]
[PlyCount "35"]
[EventDate "2003.04.12"]
[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 d6 2. Nf3 Nf6 3. c4 Nbd7 4. Nc3 e5 5. e4 Be7 6. Be2 0-0 7. 0-0 c6 8. Be3 Ne8 9. b4 g6 10. Qb3 Ng7 11. Rad1 Qc7 12. Rd2 Nf6 13. h3 Nfh5 14. d5 Nf6 15. c5 Nd7 16. cxd6 Bxd6 17. Rfd1 cxd5 18. Nb5 1-0

[Event "Mar del Plata op"]
[Site "Mar del Plata"]
[Date "2002.03.29"]
[Round "8"]
[White "Rosito, Jorge"]
[Black "Cordero, Alfredo"]
[Result "1-0"]
[ECO "B31"]
[WhiteElo "2424"]
[BlackElo "2277"]
[PlyCount "75"]
[EventDate "2002.03.23"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ARG"]
[SourceTitle "CBM 087 Extra"]
[Source "ChessBase"]
[SourceDate "2002.05.03"]
[SourceVersion "2"]
[SourceVersionDate "2002.08.09"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. Bb5 g6 4. Bxc6 bxc6 5. 0-0 Bg7 6. c3 Nf6 7. Re1 0-0 8. d4 Qa5 9. Nbd2 cxd4 10. cxd4 d6 11. b3 Ba6 12. Bb2 Nh5 13. Qc1 Bh6 14. g3 Rac8 15. Qc2 Qd8 16. h3 Qd7 17. Kh2 Rc7 18. Rad1 f6 19. Nc4 Ng7 20. Bc3 Bc8 21. Ng1 f5 22. e5 f4 23. g4 d5 24. e6 Nxe6 25. Ne5 Qe8 26. Ngf3 Rb7 27. Re2 c5 28. dxc5 Nxc5 29. Rxd5 Nd7 30. Nc6 Nb6 31. Rc5 Rc7 32. Qe4 e5 33. Bxe5 Rxc6 34. Qxc6 Qxc6 35. Rxc6 Bb7 36. Rec2 Bxc6 37. Rxc6 Re8 38. Rc7 1-0

[Event "Mar del Plata op"]
[Site "Mar del Plata"]
[Date "2002.03.28"]
[Round "7"]
[White "Cordero, Alfredo"]
[Black "Daneri, Martin"]
[Result "1-0"]
[ECO "A80"]
[WhiteElo "2277"]
[BlackElo "2168"]
[PlyCount "73"]
[EventDate "2002.03.23"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ARG"]
[SourceTitle "CBM 087 Extra"]
[Source "ChessBase"]
[SourceDate "2002.05.03"]
[SourceVersion "2"]
[SourceVersionDate "2002.08.09"]
[SourceQuality "1"]

1. Nf3 f5 2. d4 Nf6 3. Bg5 g6 4. Nc3 d5 5. e3 Bg7 6. h3 c6 7. Ne2 Ne4 8. Bf4 Qb6 9. Qc1 Be6 10. Be5 Nf6 11. Nf4 Bf7 12. Ng5 Na6 13. Bxa6 bxa6 14. Nxf7 Kxf7 15. Bxf6 Bxf6 16. Nd3 Rab8 17. 0-0 a5 18. Rb1 Qb5 19. Qd2 Rhe8 20. f4 e6 21. Rfc1 a4 22. Qc3 Rec8 23. Qe1 Qb6 24. a3 Qb5 25. Qd1 Be7 26. c4 Qa6 27. Rc3 Bd6 28. Rbc1 dxc4 29. Rxc4 Rb3 30. R1c3 Rxc3 31. Rxc3 Rb8 32. Qc2 Rb6 33. Kf2 Ke7 34. Ke2 Qb5 35. Kf2 Qa6 36. Qd1 Kd7 37. Nc5+ 1-0

[Event "Mar del Plata op"]
[Site "Mar del Plata"]
[Date "2002.03.27"]
[Round "6"]
[White "Panno, Oscar"]
[Black "Cordero, Alfredo"]
[Result "1/2-1/2"]
[ECO "A55"]
[WhiteElo "2489"]
[BlackElo "2277"]
[PlyCount "24"]
[EventDate "2002.03.23"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ARG"]
[SourceTitle "CBM 087 Extra"]
[Source "ChessBase"]
[SourceDate "2002.05.03"]
[SourceVersion "2"]
[SourceVersionDate "2002.08.09"]
[SourceQuality "1"]

1. Nf3 Nf6 2. c4 d6 3. d4 Nbd7 4. Nc3 e5 5. e4 Be7 6. Be2 0-0 7. 0-0 c6 8. Qc2 Ne8 9. Rd1 Qc7 10. Rb1 g6 11. Bh6 Ng7 12. b4 Nf6 1/2-1/2

[Event "Mar del Plata op"]
[Site "Mar del Plata"]
[Date "2002.03.26"]
[Round "5"]
[White "Cordero, Alfredo"]
[Black "Kanefsck, Gustavo"]
[Result "1/2-1/2"]
[ECO "A07"]
[WhiteElo "2277"]
[BlackElo "2395"]
[PlyCount "23"]
[EventDate "2002.03.23"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ARG"]
[SourceTitle "CBM 087 Extra"]
[Source "ChessBase"]
[SourceDate "2002.05.03"]
[SourceVersion "2"]
[SourceVersionDate "2002.08.09"]
[SourceQuality "1"]

1. Nf3 d5 2. g3 Nf6 3. Bg2 c6 4. d3 Bf5 5. 0-0 h6 6. c3 Nbd7 7. Nd4 Bh7 8. f4 e6 9. Nd2 Bd6 10. N2f3 0-0 11. Kh1 a6 12. Be3 1/2-1/2

[Event "Mar del Plata op"]
[Site "Mar del Plata"]
[Date "2002.03.25"]
[Round "4"]
[White "Bibiloni, Jorge Jaime"]
[Black "Cordero, Alfredo"]
[Result "0-1"]
[ECO "C75"]
[WhiteElo "2231"]
[BlackElo "2277"]
[PlyCount "34"]
[EventDate "2002.03.23"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ARG"]
[SourceTitle "CBM 087 Extra"]
[Source "ChessBase"]
[SourceDate "2002.05.03"]
[SourceVersion "2"]
[SourceVersionDate "2002.08.09"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 d6 5. 0-0 Bd7 6. c3 Nge7 7. d4 Ng6 8. Ng5 f6 9. Nh3 Be7 10. Nd2 0-0 11. Re1 Kh8 12. Nf1 f5 13. exf5 Rxf5 14. d5 Nb8 15. Bc2 Rf8 16. Ne3 Nf4 17. Be4 Qe8 0-1

[Event "Mar del Plata op"]
[Site "Mar del Plata"]
[Date "2002.03.24"]
[Round "3"]
[White "Cordero, Alfredo"]
[Black "Rubinetti, Jorge Alberto"]
[Result "1/2-1/2"]
[ECO "B52"]
[WhiteElo "2277"]
[BlackElo "2436"]
[PlyCount "29"]
[EventDate "2002.03.23"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ARG"]
[SourceTitle "CBM 087 Extra"]
[Source "ChessBase"]
[SourceDate "2002.05.03"]
[SourceVersion "2"]
[SourceVersionDate "2002.08.09"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. Bb5+ Bd7 4. Bxd7+ Nxd7 5. 0-0 Ngf6 6. Re1 e6 7. d3 Be7 8. Nbd2 0-0 9. Nf1 a6 10. h3 Rc8 11. Bd2 Qc7 12. Qe2 Rfe8 13. a4 b6 14. Ne3 Bf8 15. Nh2 1/2-1/2

[Event "Mar del Plata op"]
[Site "Mar del Plata"]
[Date "2002.03.??"]
[Round "9"]
[White "Cordero, Alfredo"]
[Black "Fidel, Roberto Oscar"]
[Result "1-0"]
[ECO "E22"]
[WhiteElo "2277"]
[BlackElo "2248"]
[PlyCount "95"]
[EventDate "2002.03.23"]
[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 e6 3. Nc3 Bb4 4. Qb3 Bxc3+ 5. Qxc3 Ne4 6. Qc2 f5 7. e3 b6 8. Ne2 Bb7 9. h4 Na6 10. f3 Nf6 11. Bd2 Qe7 12. a3 c5 13. Nc3 Nc7 14. 0-0-0 d6 15. Bd3 0-0-0 16. Be1 g6 17. Bf2 e5 18. d5 Kb8 19. e4 f4 20. b4 Na6 21. Qb3 Rc8 22. Kd2 Ka8 23. Rb1 Nd7 24. Qa2 Nc7 25. Qb3 Na6 26. Rb2 Rhg8 27. b5 Nc7 28. a4 Rcf8 29. a5 Kb8 30. axb6 axb6 31. Ra1 g5 32. hxg5 Rxg5 33. Rg1 Rfg8 34. Bf1 R5g7 35. Kd1 h5 36. Be1 h4 37. Rh1 Rh7 38. Rh2 Ne8 39. Qa3 Ng7 40. Ra2 Kc7 41. Qb2 Ra8 42. Rxa8 Bxa8 43. Qa3 Bb7 44. Qb2 Nf8 45. Qa3 Qd8 46. Qa7 h3 47. gxh3 Qb8 48. Qa2 1-0

[Event "Mar del Plata op 31st"]
[Site "Mar del Plata"]
[Date "2000.04.20"]
[Round "6"]
[White "Cordero, Alfredo"]
[Black "Felgaer, Ruben Alejandro"]
[Result "1-0"]
[ECO "B78"]
[WhiteElo "2280"]
[BlackElo "2375"]
[PlyCount "57"]
[EventDate "2000.04.15"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ARG"]
[SourceTitle "CBM 075 Extra"]
[Source "ChessBase"]
[SourceDate "2000.05.11"]
[SourceVersion "2"]
[SourceVersionDate "2000.05.11"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. Be3 Bg7 7. Qd2 Nc6 8. f3 0-0 9. Bc4 Bd7 10. 0-0-0 Rc8 11. Bb3 Ne5 12. Qe2 a6 13. f4 Neg4 14. h3 Nxe3 15. Qxe3 Nh5 16. Nde2 Bh6 17. Kb1 e5 18. Rxd6 Qe7 19. Qd3 Bc6 20. f5 Rfd8 21. Rxd8+ Rxd8 22. Qf3 Nf4 23. fxg6 hxg6 24. Rf1 Rd7 25. Nxf4 exf4 26. g3 Bg7 27. Qxf4 Bxc3 28. bxc3 Qxe4 29. Bxf7+ 1-0

[Event "Mar del Plata op 31st"]
[Site "Mar del Plata"]
[Date "2000.04.19"]
[Round "5"]
[White "Panno, Oscar"]
[Black "Cordero, Alfredo"]
[Result "1/2-1/2"]
[ECO "A55"]
[WhiteElo "2459"]
[BlackElo "2280"]
[PlyCount "138"]
[EventDate "2000.04.15"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ARG"]
[SourceTitle "CBM 075 Extra"]
[Source "ChessBase"]
[SourceDate "2000.05.11"]
[SourceVersion "2"]
[SourceVersionDate "2000.05.11"]
[SourceQuality "1"]

1. c4 e5 2. Nc3 Nf6 3. Nf3 d6 4. d4 Nbd7 5. e4 Be7 6. Be2 0-0 7. 0-0 c6 8. Qc2 Qc7 9. Rd1 Ne8 10. Rb1 g6 11. Bh6 Ng7 12. b4 Nf6 13. h3 Re8 14. Bf1 Nd7 15. a3 Bf8 16. Be3 Nh5 17. g3 Nhf6 18. Bg2 Kh8 19. Rbc1 Kg8 20. Nd2 h6 21. Kh2 h5 22. Kh1 Kh7 23. f4 exd4 24. Bxd4 Kg8 25. Qd3 Nh7 26. Nf3 a5 27. Qc2 axb4 28. axb4 Qb8 29. Rb1 Qc7 30. Ra1 Rxa1 31. Rxa1 Bh6 32. Rf1 Nhf8 33. Qd3 Qd8 34. Be3 Qf6 35. Nd4 Qe7 36. Bg1 Bg7 37. Rd1 Nh7 38. Nde2 Bf8 39. Bf2 Qf6 40. Kg1 Qe7 41. Re1 Qf6 42. Na4 Qd8 43. Rd1 Qe7 44. Nec3 Nhf6 45. c5 dxc5 46. bxc5 Nh7 47. e5 Nb8 48. Ne4 Bf5 49. Qb3 Bxe4 50. Bxe4 Qe6 51. Qxe6 Rxe6 52. Rd8 Na6 53. Bd3 Nb4 54. Bc4 Re7 55. h4 Kg7 56. Nb6 Rc7 57. Nc8 Be7 58. Re8 Bf8 59. Nd6 Nd5 60. Rb8 Bxd6 61. exd6 Rd7 62. Bd4+ f6 63. Bxd5 cxd5 64. Rxb7 Rxb7 65. c6 Rb1+ 66. Kf2 Nf8 67. d7 Rb8 68. Bb6 Rxb6 69. d8Q Rxc6 1/2-1/2

[Event "Mar del Plata op 31st"]
[Site "Mar del Plata"]
[Date "2000.04.17"]
[Round "3"]
[White "Cordero, Alfredo"]
[Black "Szmetan, Jorge"]
[Result "0-1"]
[ECO "A48"]
[WhiteElo "2280"]
[BlackElo "2401"]
[PlyCount "70"]
[EventDate "2000.04.15"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ARG"]
[SourceTitle "CBM 075 Extra"]
[Source "ChessBase"]
[SourceDate "2000.05.11"]
[SourceVersion "2"]
[SourceVersionDate "2000.05.11"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 c5 3. e3 g6 4. Be2 Bg7 5. 0-0 0-0 6. Nbd2 b6 7. Ne5 Bb7 8. Bf3 d5 9. Be2 Nfd7 10. Nef3 e5 11. dxe5 Nc6 12. Rb1 Ndxe5 13. Nxe5 Bxe5 14. Bf3 Qd6 15. g3 Rad8 16. Bg2 f5 17. a3 Qd7 18. c3 Bf6 19. Nb3 Ne5 20. Na1 Kh8 21. Re1 Ba6 22. Bf1 Qb7 23. f4 Nf7 24. Bg2 Qc8 25. Nc2 Bb7 26. h3 Nd6 27. Kh2 Ne4 28. Na1 d4 29. cxd4 cxd4 30. exd4 Bxd4 31. Qc2 Qxc2 32. Nxc2 Bf2 33. Bxe4 Bxe4 34. Re2 Rd1 35. Rxe4 fxe4 0-1

[Event "Buenos Aires Espanol CC-ch"]
[Site "Buenos Aires"]
[Date "2000.??.??"]
[Round "?"]
[White "Bentancor, Franco German"]
[Black "Cordero, Alfredo"]
[Result "1/2-1/2"]
[ECO "B80"]
[BlackElo "2280"]
[PlyCount "49"]
[EventDate "2000.??.??"]
[EventType "tourn"]
[EventRounds "7"]
[EventCountry "ARG"]
[SourceTitle "EXT 2001"]
[Source "ChessBase"]
[SourceDate "2000.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2000.11.22"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 d6 6. Be3 Nc6 7. f3 Be7 8. g4 Nd7 9. Qd2 a6 10. 0-0-0 0-0 11. h4 Qc7 12. Bg5 Nf6 13. h5 Nxd4 14. Qxd4 e5 15. Qd2 Be6 16. Be3 d5 17. exd5 Rad8 18. Qf2 Nxd5 19. Nxd5 Rxd5 20. Rxd5 Bxd5 21. Kb1 Qc6 22. Be2 b5 23. Rf1 a5 24. Bd3 b4 25. Be4 1/2-1/2

[Event "Buenos Aires Espanol CC-ch"]
[Site "Buenos Aires"]
[Date "2000.??.??"]
[Round "?"]
[White "Cordero, Alfredo"]
[Black "Etcheguia, Tristan"]
[Result "1/2-1/2"]
[ECO "D94"]
[WhiteElo "2280"]
[BlackElo "2225"]
[PlyCount "60"]
[EventDate "2000.??.??"]
[EventType "tourn"]
[EventRounds "7"]
[EventCountry "ARG"]
[SourceTitle "EXT 2001"]
[Source "ChessBase"]
[SourceDate "2000.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2000.11.22"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 d5 3. c4 c6 4. e3 g6 5. Nc3 Bg7 6. cxd5 cxd5 7. Bb5+ Bd7 8. Bxd7+ Nbxd7 9. Qb3 Nb6 10. Qb5+ Qd7 11. Qd3 0-0 12. 0-0 Qf5 13. Qxf5 gxf5 14. Ne2 Rac8 15. Rd1 Ne4 16. Ne1 e6 17. f3 Nf6 18. b3 Rfd8 19. Bd2 Nbd7 20. Rdc1 Bf8 21. a4 Bd6 22. Nd3 Kf8 23. Ba5 Re8 24. Bc3 Red8 25. a5 Ne8 26. a6 b6 27. Bd2 f6 28. Nb4 Nb8 29. Ra2 Ke7 30. Rcc2 Rc7 1/2-1/2

[Event "Buenos Aires Espanol CC-ch"]
[Site "Buenos Aires"]
[Date "2000.??.??"]
[Round "?"]
[White "Cordero, Alfredo"]
[Black "Giles, Nestor"]
[Result "1/2-1/2"]
[ECO "D75"]
[WhiteElo "2280"]
[PlyCount "43"]
[EventDate "2000.??.??"]
[EventType "tourn"]
[EventRounds "7"]
[EventCountry "ARG"]
[SourceTitle "EXT 2001"]
[Source "ChessBase"]
[SourceDate "2000.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2000.11.22"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. g3 d5 5. cxd5 Nxd5 6. Bg2 Nxc3 7. bxc3 0-0 8. Nf3 c5 9. 0-0 Nc6 10. Be3 cxd4 11. cxd4 Be6 12. Qd2 Qa5 13. Qxa5 Nxa5 14. Bc1 Bd5 15. e3 Nc4 16. Nd2 Bxg2 17. Kxg2 Rfc8 18. Nxc4 Rxc4 19. Ba3 e6 20. Rfb1 b6 21. Rc1 Rac8 22. Rxc4 1/2-1/2

[Event "Buenos Aires Espanol CC-ch"]
[Site "Buenos Aires"]
[Date "2000.??.??"]
[Round "?"]
[White "Cordero, Alfredo"]
[Black "Lafuente, Pablo"]
[Result "1/2-1/2"]
[ECO "C09"]
[WhiteElo "2280"]
[BlackElo "2256"]
[PlyCount "29"]
[EventDate "2000.??.??"]
[EventType "tourn"]
[EventRounds "7"]
[EventCountry "ARG"]
[SourceTitle "EXT 2001"]
[Source "ChessBase"]
[SourceDate "2000.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2000.11.22"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. Nd2 c5 4. exd5 exd5 5. Ngf3 Nc6 6. dxc5 Bxc5 7. Nb3 Bd6 8. h3 Nge7 9. Bg5 h6 10. Bd2 0-0 11. Bd3 Nf5 12. 0-0 Bc7 13. Bc3 Qd6 14. Re1 Be6 15. Bf1 1/2-1/2

[Event "Buenos Aires Espanol CC-ch"]
[Site "Buenos Aires"]
[Date "2000.??.??"]
[Round "?"]
[White "Cordero, Alfredo"]
[Black "Mussanti, Diego"]
[Result "1-0"]
[ECO "B40"]
[WhiteElo "2280"]
[BlackElo "2285"]
[PlyCount "103"]
[EventDate "2000.??.??"]
[EventType "tourn"]
[EventRounds "7"]
[EventCountry "ARG"]
[SourceTitle "EXT 2001"]
[Source "ChessBase"]
[SourceDate "2000.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2000.11.22"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nc6 5. Nxc6 bxc6 6. Bd3 d5 7. 0-0 Nf6 8. Nd2 Be7 9. b3 0-0 10. Bb2 a5 11. Qe2 a4 12. Rad1 axb3 13. axb3 Ra2 14. Bc3 d4 15. Ba1 c5 16. Nc4 Ba6 17. h3 Nd7 18. Nb2 Bxd3 19. Nxd3 Qb6 20. Rb1 Qc6 21. Qd1 c4 22. bxc4 Qxc4 23. Nc1 Rxc2 24. Qxd4 Qxd4 25. Bxd4 Nf6 26. Re1 Rd8 27. Nb3 h5 28. Be5 Ra8 29. Nd4 Rc4 30. Bxf6 gxf6 31. Nf3 Ra2 32. Rbc1 Rb4 33. Rb1 Rxb1 34. Rxb1 Bc5 35. Rf1 Re2 36. g3 Rxe4 37. Re1 Ra4 38. Re2 Kg7 39. Kg2 f5 40. Rc2 Ba7 41. Ne5 h4 42. gxh4 Bb8 43. Nf3 e5 44. Rb2 Bc7 45. Rc2 Ra7 46. Rc6 e4 47. Ng5 Be5 48. h5 f6 49. f4 Ba1 50. Ne6+ Kh6 51. Rc7 Ra6 52. Nf8 1-0

[Event "Buenos Aires Espanol CC-ch"]
[Site "Buenos Aires"]
[Date "2000.??.??"]
[Round "?"]
[White "Falcinelli, Oscar"]
[Black "Cordero, Alfredo"]
[Result "0-1"]
[ECO "A55"]
[BlackElo "2280"]
[PlyCount "78"]
[EventDate "2000.??.??"]
[EventType "tourn"]
[EventRounds "7"]
[EventCountry "ARG"]
[SourceTitle "EXT 2001"]
[Source "ChessBase"]
[SourceDate "2000.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2000.11.22"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 d6 3. c4 Nbd7 4. Nc3 e5 5. e4 Be7 6. Bd3 0-0 7. 0-0 c6 8. h3 Ne8 9. Be3 g6 10. Nh2 Bf6 11. d5 Bg7 12. f4 exf4 13. Bxf4 Qb6+ 14. Kh1 Qxb2 15. Ne2 Qxa1 16. Qxa1 Bxa1 17. Rxa1 cxd5 18. Nc3 Nc5 19. Bc2 dxe4 20. Nxe4 Nxe4 21. Bxe4 Be6 22. c5 d5 23. Bd3 Rc8 24. Rc1 Bd7 25. Nf3 Nc7 26. Bd6 Rfe8 27. Ne5 Bb5 28. Bc2 f6 29. Ng4 Kg7 30. Rb1 Bc6 31. Rf1 Re6 32. a4 Ne8 33. Bg3 h5 34. Nh2 Rd8 35. Nf3 d4 36. Ne1 d3 37. Nxd3 Rxd3 38. Bxd3 Re3 39. Bb5 Rxg3 0-1

[Event "Buenos Aires Espanol CC-ch"]
[Site "Buenos Aires"]
[Date "2000.??.??"]
[Round "?"]
[White "Liascovich, Lucas Agustin"]
[Black "Cordero, Alfredo"]
[Result "1-0"]
[ECO "B07"]
[WhiteElo "2176"]
[BlackElo "2280"]
[PlyCount "65"]
[EventDate "2000.??.??"]
[EventType "tourn"]
[EventRounds "7"]
[EventCountry "ARG"]
[SourceTitle "EXT 2001"]
[Source "ChessBase"]
[SourceDate "2000.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2000.11.22"]
[SourceQuality "1"]

1. e4 d6 2. d4 Nf6 3. Nc3 Nbd7 4. f3 e5 5. d5 Be7 6. Be3 0-0 7. Qd2 Nb6 8. 0-0-0 c6 9. g4 cxd5 10. exd5 Bd7 11. g5 Nh5 12. Bd3 Rc8 13. b3 Nf4 14. Bxf4 exf4 15. h4 g6 16. Nge2 Qc7 17. Rh2 Qc5 18. Qxf4 f5 19. h5 Rf7 20. hxg6 hxg6 21. Rdh1 Rg7 22. b4 Qc7 23. Kb1 Kf7 24. Rh7 Rcg8 25. Nb5 Qd8 26. Ned4 a6 27. Nc3 Qc8 28. Nde2 Qd8 29. Ne4 Bb5 30. Bxb5 axb5 31. N2c3 Qd7 32. Nf6 Qc7 33. Nxb5 1-0

[Event "Mar del Plata op 30th"]
[Site "Mar del Plata"]
[Date "1999.04.01"]
[Round "6"]
[White "Fiorito, Fabian"]
[Black "Cordero, Alfredo"]
[Result "1-0"]
[ECO "B09"]
[WhiteElo "2440"]
[BlackElo "2280"]
[PlyCount "47"]
[EventDate "1999.03.??"]
[EventType "team"]
[EventRounds "9"]
[EventCountry "ARG"]
[SourceTitle "EXT 2000"]
[Source "ChessBase"]
[SourceDate "1999.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1999.11.16"]
[SourceQuality "1"]

1. e4 d6 2. d4 Nf6 3. Nc3 g6 4. f4 Bg7 5. Nf3 0-0 6. Bd3 Nc6 7. e5 dxe5 8. fxe5 Nd5 9. Nxd5 Qxd5 10. c3 Bg4 11. 0-0 Rad8 12. Qe1 Qd7 13. Bf4 Bxf3 14. Rxf3 e6 15. Qf2 Qe7 16. Qg3 Rd7 17. Bg5 Qe8 18. Qh4 a6 19. Re1 Ne7 20. Rh3 h5 21. g4 c5 22. gxh5 Nf5 23. Bxf5 exf5 24. h6 1-0

[Event "Mar del Plata op 30th"]
[Site "Mar del Plata"]
[Date "1999.03.31"]
[Round "5"]
[White "Cordero, Alfredo"]
[Black "Soppe, Guillermo"]
[Result "1/2-1/2"]
[ECO "A12"]
[WhiteElo "2280"]
[BlackElo "2448"]
[PlyCount "96"]
[EventDate "1999.03.??"]
[EventType "team"]
[EventRounds "9"]
[EventCountry "ARG"]
[SourceTitle "EXT 2000"]
[Source "ChessBase"]
[SourceDate "1999.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1999.11.16"]
[SourceQuality "1"]

1. c4 c6 2. Nf3 d5 3. e3 Nf6 4. b3 e6 5. Be2 Nbd7 6. 0-0 Bd6 7. Bb2 0-0 8. d3 e5 9. cxd5 cxd5 10. Ba3 Bxa3 11. Nxa3 Qe7 12. Nc2 b6 13. d4 e4 14. Nd2 Bb7 15. Qb1 Ne8 16. Rc1 f5 17. b4 a6 18. a4 Nd6 19. a5 b5 20. Nb3 Nf6 21. Nc5 Rad8 22. Ra3 Bc8 23. Rc3 Kh8 24. Ne1 g5 25. f4 gxf4 26. exf4 Rg8 27. Nc2 Nc4 28. Ne3 Qg7 29. Bxc4 dxc4 30. Qb2 Rxd4 31. Qf2 Rd3 32. R3c2 Rd6 33. Re2 Rd3 34. Rce1 Qh6 35. Rf1 Rgd8 36. Rfe1 Qg7 37. h3 Qh6 38. Rf1 Rg8 39. Rd2 Rg6 40. Re1 Qg7 41. Rde2 Nh5 42. Rc2 Rdd6 43. Kh2 Qh6 44. Rf1 Nf6 45. Qe1 Rd8 46. Re2 Qg7 47. Rg1 Qh6 48. Rf1 Nh5 1/2-1/2

[Event "Mar del Plata op 30th"]
[Site "Mar del Plata"]
[Date "1999.03.30"]
[Round "4"]
[White "Acosta, Mariano2222"]
[Black "Cordero, Alfredo"]
[Result "0-1"]
[ECO "A55"]
[WhiteElo "2070"]
[BlackElo "2280"]
[PlyCount "110"]
[EventDate "1999.03.??"]
[EventType "team"]
[EventRounds "9"]
[EventCountry "ARG"]
[SourceTitle "EXT 2000"]
[Source "ChessBase"]
[SourceDate "1999.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1999.11.16"]
[SourceQuality "1"]

1. Nf3 Nf6 2. d4 d6 3. c4 Nbd7 4. Nc3 e5 5. e4 Be7 6. Be2 0-0 7. 0-0 Re8 8. Qc2 c6 9. Rd1 Qc7 10. h3 Nf8 11. Be3 Ng6 12. Rac1 Nd7 13. d5 c5 14. a3 Qd8 15. b4 b6 16. Na4 Bf8 17. bxc5 bxc5 18. Rb1 Nf4 19. Bf1 Qf6 20. Ne1 Qg6 21. Kh2 Nf6 22. Nc3 Qh5 23. f3 g5 24. Kg1 Qg6 25. Nb5 g4 26. hxg4 Bxg4 27. Bxf4 exf4 28. e5 Bf5 29. Bd3 Rxe5 30. Bxf5 Rxf5 31. Nd3 Nh5 32. Nf2 Ng3 33. Nh3 Bg7 34. Nc7 Rc8 35. Nb5 a6 36. Na7 Re8 37. Nc6 Ne2+ 38. Kh1 Rh5 39. Qxg6 hxg6 40. Rb8 Rxb8 41. Nxb8 Re5 42. Nxa6 Re3 43. Nc7 Rxa3 44. Nb5 Ra6 45. Re1 Ng3+ 46. Kh2 Be5 47. Nf2 Kg7 48. Ne4 Nxe4 49. Rxe4 Ra1 50. Re2 Rc1 51. Na3 Kf6 52. Rc2 Ra1 53. Nb5 Ke7 54. Nc3 Kd7 55. Ne2 Kc7 0-1

[Event "Buenos Aires Najdorf op"]
[Site "Buenos Aires"]
[Date "1993.??.??"]
[Round "6"]
[White "Bertona, Fernando"]
[Black "Cordero, Alfredo"]
[Result "1-0"]
[ECO "B82"]
[WhiteElo "2320"]
[BlackElo "2205"]
[PlyCount "115"]
[EventDate "1993.04.??"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "ARG"]
[SourceTitle "TD"]
[Source "ChessBase"]
[SourceDate "1994.03.01"]
[SourceVersion "1"]
[SourceVersionDate "1994.03.01"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 d6 6. Be3 a6 7. f4 Qc7 8. Qf3 b5 9. Bd3 Bb7 10. 0-0 Nbd7 11. Nd1 Nc5 12. Nf2 Be7 13. a3 0-0 14. Kh1 Rac8 15. b4 Nxd3 16. cxd3 Kh8 17. Qh3 Qb8 18. Nf3 Nd7 19. f5 exf5 20. Qxf5 Ne5 21. Bd4 f6 22. Nh4 Rc2 23. Qh5 g6 24. Qd1 Qc7 25. Nf3 Rc6 26. Be3 Kg7 27. Nd4 Qd7 28. Nxc6 Bxc6 29. Rc1 Bd8 30. Qd2 Rf7 31. Qc3 Bb7 32. Bf4 Bb6 33. Nd1 g5 34. Be3 Bd8 35. Bd4 f5 36. Rxf5 Rxf5 37. exf5 Qxf5 38. Ne3 Qe6 39. Rf1 Kg6 40. Kg1 Nc6 41. Nf5 Qe2 42. Nxd6 Nxd4 43. Nxb7 Qe3+ 44. Kh1 Bf6 45. Nc5 g4 46. Qe1 Ne2 47. Qf2 Qxf2 48. Rxf2 Nd4 49. Nxa6 g3 50. hxg3 Be5 51. Kh2 Kg5 52. Kh3 h5 53. Nc5 Kg6 54. a4 bxa4 55. Nxa4 Kg5 56. Nc5 Kg6 57. g4 h4 58. Kxh4 1-0

[Event "Buenos Aires Najdorf op"]
[Site "Buenos Aires"]
[Date "1993.??.??"]
[Round "7"]
[White "Cordero, Alfredo"]
[Black "Bulcourf, Carlos"]
[Result "1-0"]
[ECO "A50"]
[WhiteElo "2205"]
[BlackElo "2295"]
[PlyCount "97"]
[EventDate "1993.04.??"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "ARG"]
[SourceTitle "TD"]
[Source "ChessBase"]
[SourceDate "1994.03.01"]
[SourceVersion "1"]
[SourceVersionDate "1994.03.01"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 Nc6 3. Nf3 e5 4. d5 e4 5. Nd4 Bb4+ 6. Nc3 Ne5 7. Qb3 a5 8. h3 c5 9. Ndb5 d6 10. a4 0-0 11. Be3 Ne8 12. g4 f5 13. gxf5 Bxf5 14. 0-0-0 Qh4 15. Rg1 h6 16. Rg3 Rd8 17. Qa2 Nf6 18. b3 Nh5 19. Rg1 Nf4 20. Kb1 g5 21. Ka1 Kh8 22. Qb2 Rd7 23. Nxe4 Bxe4 24. Nxd6 Nfg6 25. Rg4 Qxg4 26. hxg4 Rxd6 27. f3 Kh7 28. fxe4 Nxg4 29. Bg1 Re8 30. Bh3 N6e5 31. e3 h5 32. Bxg4 Nxg4 33. Rf1 Kg6 34. e5 Nxe5 35. Qc2+ Kh6 36. Bh2 Rg6 37. Qe4 Bc3+ 38. Kb1 Re7 39. Kc2 Nc6 40. Qf3 Bg7 41. dxc6 bxc6 42. Rh1 h4 43. Bf4 Kh7 44. Qh5+ Bh6 45. Rg1 Reg7 46. Be5 Re7 47. Bg3 h3 48. Rf1 Rxe3 49. Rf7+ 1-0

[Event "Buenos Aires Najdorf op"]
[Site "Buenos Aires"]
[Date "1993.??.??"]
[Round "9"]
[White "Cordero, Alfredo"]
[Black "Filgueira, Hernan"]
[Result "1/2-1/2"]
[ECO "A62"]
[WhiteElo "2205"]
[BlackElo "2310"]
[PlyCount "106"]
[EventDate "1993.04.??"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "ARG"]
[SourceTitle "TD"]
[Source "ChessBase"]
[SourceDate "1994.03.01"]
[SourceVersion "1"]
[SourceVersionDate "1994.03.01"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 g6 3. c4 Bg7 4. Nc3 0-0 5. g3 d6 6. Bg2 c5 7. d5 e6 8. 0-0 exd5 9. cxd5 Na6 10. Nd2 Nc7 11. a4 b6 12. Nc4 Ba6 13. Na3 Qd7 14. Re1 Rae8 15. Qb3 Nh5 16. Nab5 f5 17. Bh3 Qe7 18. Bg5 Qxg5 19. Nxc7 f4 20. Ne6 Qe5 21. Nb5 Bxb5 22. axb5 Rf7 23. Ra2 Bh6 24. g4 Nf6 25. Bg2 Bg7 26. Qf3 g5 27. Rea1 Rb7 28. h3 Nd7 29. e3 fxe3 30. fxe3 Nf6 31. Rf1 Rf7 32. Rf2 h6 33. Ra3 Rfe7 34. Qd1 Nd7 35. Qd3 Nf8 36. Qf5 Qxf5 37. gxf5 Nh7 38. Rc2 Be5 39. Ra2 Rc8 40. Kf2 c4 41. Bf1 Nf6 42. Rxc4 Rxc4 43. Bxc4 Ne4+ 44. Kg2 Kf7 45. Bd3 Nc5 46. Bc2 Nxe6 47. fxe6+ Kf6 48. Bd3 Rc7 49. b3 Kg7 50. Rf2 Bf6 51. Ra2 Be5 52. Kf3 h5 53. Bc4 Kf6 1/2-1/2

[Event "Buenos Aires Najdorf op"]
[Site "Buenos Aires"]
[Date "1993.??.??"]
[Round "2"]
[White "Cordero, Alfredo"]
[Black "Fraschini, Mariano"]
[Result "1-0"]
[ECO "A65"]
[WhiteElo "2205"]
[BlackElo "2320"]
[PlyCount "130"]
[EventDate "1993.04.??"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "ARG"]
[SourceTitle "TD"]
[Source "ChessBase"]
[SourceDate "1994.03.01"]
[SourceVersion "1"]
[SourceVersionDate "1994.03.01"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. f3 0-0 6. Be3 Nbd7 7. Nge2 c5 8. d5 Ne5 9. Ng3 e6 10. Be2 exd5 11. cxd5 Re8 12. 0-0 a6 13. a4 Rb8 14. h3 Qc7 15. Qd2 h5 16. Nh1 b6 17. Nf2 c4 18. Rfc1 b5 19. axb5 axb5 20. Ra7 Qd8 21. b4 cxb3 22. Nxb5 Bf8 23. Rb1 Ned7 24. Rxb3 Nc5 25. Rba3 Bb7 26. Bf1 Qb6 27. Bd4 Nfd7 28. Qa2 Bh6 29. R7a5 Bf4 30. Nd3 Bg3 31. Bf2 h4 32. Kh1 Nf6 33. Nxc5 dxc5 34. Bg1 Nh5 35. Nc3 Be5 36. Bxc5 Qf6 37. Ne2 Bc7 38. Ra7 Qe5 39. Bg1 Ng3+ 40. Nxg3 Qxg3 41. Qa1 Be5 42. Qd1 Bc8 43. Ra2 Rb4 44. Ra8 Kh7 45. Rc2 Bd7 46. Rxe8 Bxe8 47. Rc1 Rb2 48. Qe1 Qf4 49. Rb1 Rc2 50. Qe3 Qg3 51. f4 Bxf4 52. Qxg3 hxg3 53. Rd1 Be5 54. Ba7 Bd7 55. Kg1 Kg7 56. Bd3 Ra2 57. Bb6 Rb2 58. Bc5 Ba4 59. Rc1 Rd2 60. Ba6 Bc2 61. Be3 Rd1+ 62. Rxd1 Bxd1 63. Bd3 Kf6 64. Kf1 Ke7 65. Kg1 Bb3 1-0

[Event "Buenos Aires Najdorf op"]
[Site "Buenos Aires"]
[Date "1993.??.??"]
[Round "3"]
[White "Cordero, Alfredo"]
[Black "Fuentes Vasallo, Eduardo Alberto"]
[Result "1-0"]
[ECO "B44"]
[WhiteElo "2205"]
[BlackElo "2315"]
[PlyCount "57"]
[EventDate "1993.04.??"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "ARG"]
[SourceTitle "TD"]
[Source "ChessBase"]
[SourceDate "1994.03.01"]
[SourceVersion "1"]
[SourceVersionDate "1994.03.01"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qc2 c5 5. Nf3 cxd4 6. Nxd4 Nc6 7. Nxc6 bxc6 8. a3 Be7 9. e4 e5 10. Be2 0-0 11. 0-0 a5 12. Be3 d6 13. h3 Be6 14. Rfd1 Qc7 15. Rac1 Rab8 16. Rd2 Nd7 17. Na4 f5 18. exf5 Bxf5 19. Bd3 g6 20. Nc3 Qc8 21. Ne4 d5 22. Ng3 e4 23. Be2 Be6 24. Qd1 Qe8 25. cxd5 cxd5 26. Bg4 Bxg4 27. hxg4 Nf6 28. g5 Ng4 29. Qxg4 1-0

[Event "Buenos Aires Najdorf op"]
[Site "Buenos Aires"]
[Date "1993.??.??"]
[Round "11"]
[White "Cordero, Alfredo"]
[Black "Minzer, Claudio Javier"]
[Result "0-1"]
[ECO "A80"]
[WhiteElo "2205"]
[BlackElo "2370"]
[PlyCount "50"]
[EventDate "1993.04.??"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "ARG"]
[SourceTitle "TD"]
[Source "ChessBase"]
[SourceDate "1994.03.01"]
[SourceVersion "1"]
[SourceVersionDate "1994.03.01"]
[SourceQuality "1"]

1. d4 e6 2. Nf3 f5 3. d5 exd5 4. Qxd5 d6 5. Ng5 Qe7 6. Nc3 Nf6 7. Qd3 Nc6 8. Nf3 h6 9. e3 Bd7 10. Nb5 0-0-0 11. Nfd4 Nxd4 12. Nxd4 g6 13. Be2 d5 14. 0-0 c5 15. Nf3 Bc6 16. b3 Bg7 17. Bb2 Ne4 18. Bxg7 Qxg7 19. c4 Kb8 20. cxd5 Rxd5 21. Qc2 Rhd8 22. Rac1 R8d7 23. Rfe1 g5 24. Red1 g4 25. Rxd5 gxf3 0-1

[Event "Buenos Aires Najdorf op"]
[Site "Buenos Aires"]
[Date "1993.??.??"]
[Round "5"]
[White "Cordero, Alfredo"]
[Black "Tempone, Marcelo"]
[Result "0-1"]
[ECO "E88"]
[WhiteElo "2205"]
[BlackElo "2450"]
[PlyCount "80"]
[EventDate "1993.04.??"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "ARG"]
[SourceTitle "TD"]
[Source "ChessBase"]
[SourceDate "1994.03.01"]
[SourceVersion "1"]
[SourceVersionDate "1994.03.01"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. f3 0-0 6. Be3 e5 7. d5 Ne8 8. Qd2 c6 9. Nge2 cxd5 10. cxd5 a6 11. a4 f5 12. Nc1 Nf6 13. Bd3 fxe4 14. Bxe4 Nxe4 15. Nxe4 Bf5 16. Ng3 Nd7 17. 0-0 Rc8 18. Nxf5 gxf5 19. Nb3 Nf6 20. Bf2 Qd7 21. Na5 Kh8 22. Rfd1 Rg8 23. Kh1 e4 24. b3 Qf7 25. Nc4 Qh5 26. f4 Ng4 27. Bg1 Qh6 28. Rab1 b5 29. axb5 axb5 30. Ne3 Qxf4 31. Rf1 Qh6 32. Rxf5 Rc3 33. Nf1 e3 34. Qa2 Qg6 35. Rf3 Rc2 36. Qa7 Rxg2 37. Kxg2 Qc2+ 38. Kh3 Qxb1 39. Bxe3 Qd1 40. Qf7 Ne5 0-1

[Event "Buenos Aires Najdorf op"]
[Site "Buenos Aires"]
[Date "1993.??.??"]
[Round "1"]
[White "Llanos, Guillermo"]
[Black "Cordero, Alfredo"]
[Result "1-0"]
[ECO "D37"]
[WhiteElo "2340"]
[BlackElo "2205"]
[PlyCount "67"]
[EventDate "1993.04.??"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "ARG"]
[SourceTitle "TD"]
[Source "ChessBase"]
[SourceDate "1994.03.01"]
[SourceVersion "1"]
[SourceVersionDate "1994.03.01"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nc3 d5 4. Nf3 Be7 5. Bf4 0-0 6. e3 Nbd7 7. c5 Nh5 8. Bd3 Nxf4 9. exf4 b6 10. b4 Bb7 11. 0-0 c6 12. Qc2 g6 13. g3 Rc8 14. Kg2 Nf6 15. h4 Kg7 16. Rh1 Nh5 17. Ne2 f5 18. Ng5 Qd7 19. Nc1 Bd8 20. Be2 Bf6 21. Bxh5 gxh5 22. Qe2 Kg6 23. Nd3 Ba6 24. Ne5+ Bxe5 25. Qxe5 Rf6 26. Rhe1 h6 27. Nf3 Kf7 28. Re3 Qb7 29. Qd6 bxc5 30. bxc5 Qb5 31. Rb3 Qa4 32. Rab1 Rd8 33. Ne5+ Kg8 34. Rb8 1-0

[Event "Buenos Aires Najdorf op"]
[Site "Buenos Aires"]
[Date "1993.??.??"]
[Round "8"]
[White "Malbran, Guillermo"]
[Black "Cordero, Alfredo"]
[Result "1-0"]
[ECO "B21"]
[WhiteElo "2350"]
[BlackElo "2205"]
[PlyCount "75"]
[EventDate "1993.04.??"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "ARG"]
[SourceTitle "TD"]
[Source "ChessBase"]
[SourceDate "1994.03.01"]
[SourceVersion "1"]
[SourceVersionDate "1994.03.01"]
[SourceQuality "1"]

1. e4 c5 2. f4 Nc6 3. Nf3 g6 4. Bb5 Bg7 5. 0-0 Nf6 6. Bxc6 bxc6 7. d3 0-0 8. Qe1 Ne8 9. f5 e6 10. fxg6 hxg6 11. e5 d6 12. Bg5 f6 13. exf6 Bxf6 14. Qe4 Kg7 15. Nh4 Bd4+ 16. Qxd4+ cxd4 17. Bxd8 Rxf1+ 18. Kxf1 c5 19. Bg5 Nc7 20. Na3 Ba6 21. Be7 Ne8 22. Kg1 Rb8 23. b3 Rb7 24. Bg5 Nc7 25. Nc4 Bxc4 26. dxc4 Na6 27. Bd2 e5 28. Re1 Kf6 29. g4 Re7 30. Nf3 Ke6 31. Ng5+ Kd7 32. Ne4 Kc6 33. Rf1 Nc7 34. Rf6 Ne8 35. Rxg6 Rf7 36. Kg2 a5 37. h4 a4 38. h5 1-0

[Event "Buenos Aires Najdorf op"]
[Site "Buenos Aires"]
[Date "1993.??.??"]
[Round "10"]
[White "Restifa, Hector"]
[Black "Cordero, Alfredo"]
[Result "1/2-1/2"]
[ECO "A55"]
[WhiteElo "2315"]
[BlackElo "2205"]
[PlyCount "119"]
[EventDate "1993.04.??"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "ARG"]
[SourceTitle "TD"]
[Source "ChessBase"]
[SourceDate "1994.03.01"]
[SourceVersion "1"]
[SourceVersionDate "1994.03.01"]
[SourceQuality "1"]

1. d4 d6 2. c4 Nd7 3. e4 c6 4. Nf3 e5 5. Nc3 Ngf6 6. Be2 Be7 7. 0-0 0-0 8. Qc2 Qc7 9. Rd1 Re8 10. Bg5 Nf8 11. d5 Ng6 12. g3 Bg4 13. Be3 c5 14. b4 cxb4 15. Nb5 Qd7 16. Bxa7 Rec8 17. Qd3 b6 18. Bxb6 Ra6 19. Be3 Nxe4 20. Nd2 Bxe2 21. Qxe2 Nc3 22. Nxc3 bxc3 23. Ne4 Ra4 24. Nxc3 Raxc4 25. Nb1 Qh3 26. Nd2 Ra4 27. Qf1 Qh5 28. Rdc1 Rca8 29. Rc2 f5 30. Nc4 Rf8 31. f4 exf4 32. Bxf4 Nxf4 33. gxf4 Bf6 34. Rd1 Rc8 35. Rdd2 Rd8 36. Kh1 h6 37. Qe2 Qxe2 38. Rxe2 Bd4 39. Kg2 Bc5 40. h4 g6 41. Re6 Kf7 42. Kf3 h5 43. Ke2 Re8 44. Rxe8 Kxe8 45. Kd3 Rb4 46. Ke2 Rb1 47. Nd2 Rg1 48. Nf3 Rg2+ 49. Kd3 Rg3 50. Ke2 Rg2+ 51. Kd1 Rxc2 52. Kxc2 Be3 53. Kd3 Bxf4 54. Kc4 Kd7 55. Kb5 Kc7 56. a3 Be3 57. a4 Bf2 58. a5 Be3 59. a6 Bf2 60. Ka5 1/2-1/2

[Event "Buenos Aires Najdorf op"]
[Site "Buenos Aires"]
[Date "1993.??.??"]
[Round "4"]
[White "Roca, Alfredo Cristian"]
[Black "Cordero, Alfredo"]
[Result "1/2-1/2"]
[ECO "A39"]
[WhiteElo "2385"]
[BlackElo "2205"]
[PlyCount "90"]
[EventDate "1993.04.??"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "ARG"]
[SourceTitle "TD"]
[Source "ChessBase"]
[SourceDate "1994.03.01"]
[SourceVersion "1"]
[SourceVersionDate "1994.03.01"]
[SourceQuality "1"]

1. Nf3 Nf6 2. g3 g6 3. Bg2 Bg7 4. 0-0 0-0 5. c4 c5 6. d4 cxd4 7. Nxd4 Nc6 8. Nc3 Qa5 9. Nb3 Qh5 10. e4 Qxd1 11. Rxd1 d6 12. h3 Be6 13. Nd5 Nd7 14. Rb1 Rfc8 15. Be3 b6 16. f4 Nc5 17. Nd4 Bxd5 18. exd5 Nxd4 19. Bxd4 Bxd4+ 20. Rxd4 a5 21. b3 Rc7 22. Bf3 Kf8 23. Kf2 Rb8 24. Be2 e5 25. dxe6 fxe6 26. Bf3 Rd7 27. Rbd1 Ke7 28. Bc6 Rdd8 29. Ke3 Rbc8 30. Bf3 Rb8 31. Bc6 Rbc8 32. Bf3 Rb8 33. Be2 Rd7 34. R4d2 Rf8 35. h4 Nb7 36. Bg4 Nd8 37. Bf3 Nf7 38. Bc6 Rdd8 39. Bg2 e5 40. Re1 exf4+ 41. Kxf4+ Ne5+ 42. Ke3 Kd7 43. Kd4 Nf3+ 44. Bxf3 Rxf3 45. Re3 Rdf8 1/2-1/2

[Event "ARG-chT"]
[Site "Villa Gesell"]
[Date "1972.??.??"]
[Round "3"]
[White "Ascencios, Julio"]
[Black "Cordero, Alfredo"]
[Result "0-1"]
[ECO "B56"]
[PlyCount "66"]
[EventDate "1972.??.??"]
[EventType "team"]
[EventRounds "7"]
[EventCountry "ARG"]
[SourceTitle "EXT 1998"]
[Source "ChessBase"]
[SourceDate "1997.11.17"]
[SourceVersion "1"]
[SourceVersionDate "1997.11.17"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 e5 6. Nde2 Nbd7 7. Ng3 a6 8. a4 Nc5 9. Be2 Ne6 10. Be3 Bd7 11. Qd2 g6 12. Rd1 h5 13. h3 Rc8 14. Bf3 Qc7 15. 0-0 Be7 16. Nge2 g5 17. Nd5 Nxd5 18. exd5 Nf4 19. Bxf4 gxf4 20. Nc3 Qa5 21. Qe2 h4 22. Bg4 f5 23. Bh5+ Kf8 24. Bf3 Rg8 25. Rfe1 Qb4 26. Rd3 Bd8 27. Ra1 Ba5 28. Kh2 Re8 29. Be4 Rg5 30. Ra3 Qc4 31. Rb3 Bc8 32. Ra3 Bxc3 33. Raxc3 Qxe4 0-1

[Event "ARG-chT"]
[Site "Villa Gesell"]
[Date "1972.??.??"]
[Round "2"]
[White "Cordero, Alfredo"]
[Black "Cuasnicu, Oscar"]
[Result "0-1"]
[ECO "D05"]
[PlyCount "92"]
[EventDate "1972.??.??"]
[EventType "team"]
[EventRounds "7"]
[EventCountry "ARG"]
[SourceTitle "EXT 1998"]
[Source "ChessBase"]
[SourceDate "1997.11.17"]
[SourceVersion "1"]
[SourceVersionDate "1997.11.17"]
[SourceQuality "1"]

1. d4 d5 2. Nf3 e6 3. Nbd2 Nf6 4. e3 c5 5. Bb5+ Bd7 6. Be2 Nc6 7. Ne5 cxd4 8. Nxc6 Bxc6 9. exd4 Bd6 10. 0-0 0-0 11. f4 Qc7 12. g3 Ne4 13. Nf3 f6 14. Bd3 Rae8 15. Nh4 e5 16. Nf5 exd4 17. Nxd6 Qxd6 18. f5 Qb4 19. a3 Qb6 20. Kh1 Re7 21. b4 Rfe8 22. Bf4 Nc3 23. Qg4 Bb5 24. h4 Bxd3 25. cxd3 Qa6 26. Rf3 Re1+ 27. Rxe1 Rxe1+ 28. Kg2 Qxa3 29. Qh5 Qa2+ 30. Rf2 Qb1 31. Rf1 Qc2+ 32. Kh3 Re2 33. Qf3 Ne4 34. dxe4 Rh2+ 35. Kg4 dxe4 36. Qd1 g6 37. Bh6 gxf5+ 38. Kxf5 Rf2+ 39. Bf4 Qc8+ 40. Kxe4 Qe6+ 41. Kxd4 Qb6+ 42. Kc4 Qa6+ 43. b5 Qa2+ 44. Kd4 Re2 45. Qd3 Qb2+ 46. Qc3 Re4+ 0-1

[Event "ARG-chT"]
[Site "Villa Gesell"]
[Date "1972.??.??"]
[Round "4"]
[White "Cordero, Alfredo"]
[Black "Gruszka, Marcos"]
[Result "1-0"]
[ECO "B40"]
[PlyCount "83"]
[EventDate "1972.??.??"]
[EventType "team"]
[EventRounds "7"]
[EventCountry "ARG"]
[SourceTitle "EXT 1998"]
[Source "ChessBase"]
[SourceDate "1997.11.17"]
[SourceVersion "1"]
[SourceVersionDate "1997.11.17"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nc6 5. Nxc6 bxc6 6. c4 Nf6 7. Nc3 e5 8. Bd3 d6 9. 0-0 Be7 10. Qe2 0-0 11. Rd1 Be6 12. b3 Nd7 13. Bc2 Qc7 14. Be3 Rab8 15. Rac1 Nc5 16. Kh1 Rfd8 17. f3 Kh8 18. Qf1 Qa5 19. Bb1 f6 20. Qf2 Qb4 21. Bd2 Qa3 22. Be3 Bg8 23. Ne2 a5 24. Nc3 g6 25. Kg1 Nxb3 26. axb3 Rxb3 27. Bd2 d5 28. exd5 Bc5 29. Be3 Bxe3 30. Qxe3 cxd5 31. cxd5 Rxd5 32. Rxd5 Bxd5 33. Bxg6 Kg7 34. Bf5 Bf7 35. Qe1 Qc5+ 36. Kh1 Qd4 37. Ne4 a4 38. Qh4 Rb6 39. Qxh7+ Kf8 40. Qh8+ Bg8 41. Rc8+ Ke7 42. Qg7+ 1-0

[Event "ARG-chT"]
[Site "Villa Gesell"]
[Date "1972.??.??"]
[Round "6"]
[White "Cordero, Alfredo"]
[Black "Steinberg, Jose"]
[Result "1/2-1/2"]
[ECO "E90"]
[PlyCount "52"]
[EventDate "1972.??.??"]
[EventType "team"]
[EventRounds "7"]
[EventCountry "ARG"]
[SourceTitle "EXT 1998"]
[Source "ChessBase"]
[SourceDate "1997.11.17"]
[SourceVersion "1"]
[SourceVersionDate "1997.11.17"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Nf3 0-0 6. h3 c5 7. d5 a6 8. a4 Nbd7 9. Be2 Ne8 10. 0-0 e5 11. dxe6 fxe6 12. Nh2 Ne5 13. f4 Nc6 14. Bd3 Nd4 15. Nf3 Nc7 16. Nxd4 Bxd4+ 17. Kh2 Ne8 18. Ne2 Bg7 19. Ra3 Bd7 20. f5 Be5+ 21. Kh1 Ng7 22. fxg6 hxg6 23. Rxf8+ Qxf8 24. Bc2 Nh5 25. Rf3 Qg7 26. Nf4 Nxf4 1/2-1/2

[Event "ARG-chT"]
[Site "Villa Gesell"]
[Date "1972.??.??"]
[Round "7"]
[White "Fernandez Giuntoli, Luis Rolando"]
[Black "Cordero, Alfredo"]
[Result "1-0"]
[ECO "D36"]
[PlyCount "111"]
[EventDate "1972.??.??"]
[EventType "team"]
[EventRounds "7"]
[EventCountry "ARG"]
[SourceTitle "EXT 1998"]
[Source "ChessBase"]
[SourceDate "1997.11.17"]
[SourceVersion "1"]
[SourceVersionDate "1997.11.17"]
[SourceQuality "1"]

1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. cxd5 exd5 5. Bg5 Be7 6. e3 0-0 7. Bd3 c6 8. Nge2 Re8 9. Qc2 Nbd7 10. 0-0 Nf8 11. Rab1 h6 12. Bh4 Nh5 13. Bxe7 Rxe7 14. b4 Bd7 15. b5 Be8 16. bxc6 bxc6 17. Na4 Nf6 18. Ng3 g6 19. Rb3 h5 20. Ne2 Ne6 21. Rfb1 Qa5 22. Rc3 Kg7 23. Nc5 Nxc5 24. Rxc5 Qd8 25. Rc3 Rb8 26. Rcb3 Rb6 27. Nf4 Qb8 28. Ba6 Qd8 29. Be2 Qb8 30. Nd3 Reb7 31. Bd1 Rxb3 32. Rxb3 Rxb3 33. Qxb3 Qxb3 34. Bxb3 Kf8 35. f3 Ke7 36. Kf2 Nd7 37. h4 f5 38. Kg3 Kf6 39. Kf4 Nf8 40. Nc5 Nd7 41. Nd3 Nf8 42. Ba4 Ne6+ 43. Kg3 Ke7 44. Nf4 Nc7 45. Kf2 Ne6 46. Nxe6 Kxe6 47. Kg3 a5 48. Kf4 Kd6 49. Kg5 Ke7 50. a3 Kf7 51. Bc2 Kg7 52. e4 fxe4 53. fxe4 Bf7 54. e5 Be8 55. e6 Kf8 56. Kf6 1-0

[Event "ARG-chT"]
[Site "Villa Gesell"]
[Date "1972.??.??"]
[Round "1"]
[White "Jovanovich, Mocile"]
[Black "Cordero, Alfredo"]
[Result "1-0"]
[ECO "A56"]
[PlyCount "79"]
[EventDate "1972.??.??"]
[EventType "team"]
[EventRounds "7"]
[EventCountry "ARG"]
[SourceTitle "EXT 1998"]
[Source "ChessBase"]
[SourceDate "1997.11.17"]
[SourceVersion "1"]
[SourceVersionDate "1997.11.17"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 c5 3. d5 e5 4. Nc3 d6 5. Bg5 Be7 6. Bxf6 Bxf6 7. e3 0-0 8. h4 Be7 9. g3 f5 10. Nh3 h6 11. f4 Bf6 12. Be2 Qe8 13. Qd2 a6 14. 0-0 e4 15. a4 b6 16. Rf2 Ra7 17. Rg2 Rb7 18. Kf2 Bd7 19. b3 b5 20. axb5 axb5 21. cxb5 Bxc3 22. Qxc3 Bxb5 23. Bc4 Bxc4 24. bxc4 Nd7 25. Kg1 Qb8 26. Ra3 Rb4 27. g4 fxg4 28. Rxg4 Nf6 29. Rg2 Qc7 30. Nf2 Rfb8 31. Qxf6 Rb1+ 32. Kh2 Rf1 33. Nxe4 Kh8 34. Qxd6 Qc8 35. Qe6 Qd8 36. Qg4 Qe7 37. Ng3 Re1 38. Nf5 Qf6 39. Qxg7+ Qxg7 40. Nxg7 1-0

[Event "ARG-chT"]
[Site "Villa Gesell"]
[Date "1972.??.??"]
[Round "5"]
[White "Perez Garcia, Hebert"]
[Black "Cordero, Alfredo"]
[Result "1-0"]
[ECO "A39"]
[PlyCount "55"]
[EventDate "1972.??.??"]
[EventType "team"]
[EventRounds "7"]
[EventCountry "ARG"]
[SourceTitle "EXT 1998"]
[Source "ChessBase"]
[SourceDate "1997.11.17"]
[SourceVersion "1"]
[SourceVersionDate "1997.11.17"]
[SourceQuality "1"]

1. Nf3 Nf6 2. g3 g6 3. Bg2 Bg7 4. 0-0 c5 5. c4 0-0 6. d4 cxd4 7. Nxd4 Nc6 8. Nc3 Nxd4 9. Qxd4 d6 10. Bd2 Be6 11. Qh4 Rb8 12. Rac1 Qa5 13. Rfd1 Qe5 14. Be3 Qh5 15. b3 a6 16. Qg5 Qxg5 17. Bxg5 b5 18. Nd5 Bxd5 19. cxd5 h6 20. Bd2 Rfc8 21. Rc6 Rxc6 22. dxc6 d5 23. Ba5 e6 24. e4 Rc8 25. exd5 Nxd5 26. c7 Nxc7 27. Rc1 Be5 28. Bb7 1-0

[Event "Villa Gesell op"]
[Site "Villa Gesell"]
[Date "1971.??.??"]
[Round "1"]
[White "Acosta, Tomas"]
[Black "Cordero, Alfredo"]
[Result "1-0"]
[ECO "E06"]
[PlyCount "101"]
[EventDate "1971.??.??"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "ARG"]
[SourceTitle "EXT 1999"]
[Source "ChessBase"]
[SourceDate "1998.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1998.11.16"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. g3 c5 5. Bg2 Nc6 6. 0-0 Bd6 7. dxc5 Bxc5 8. a3 a5 9. Nc3 0-0 10. Bg5 d4 11. Nb5 a4 12. Nd2 Be7 13. Qc2 h6 14. Bxf6 gxf6 15. Rad1 Qb6 16. Ne4 f5 17. Ned6 Bxd6 18. Nxd6 Qc5 19. Nxc8 Rfxc8 20. Qd2 Kg7 21. Qf4 Rd8 22. Qc7 Qe7 23. Qf4 Ra6 24. Rd3 Na5 25. g4 Qd6 26. Qf3 f4 27. e3 e5 28. exf4 Nxc4 29. g5 hxg5 30. Qg4 Qd7 31. f5 f6 32. Rh3 Rh8 33. Rxh8 Kxh8 34. Qh5+ Kg7 35. Qg6+ Kf8 36. Rc1 b5 37. h4 gxh4 38. Qh6+ Qg7 39. Qxh4 Ke7 40. Qe4 Kd8 41. Qd5+ Qd7 42. Qg8+ Kc7 43. Rxc4+ bxc4 44. Qxc4+ Kb6 45. Qb4+ Kc7 46. Qb7+ Kd8 47. Qxa6 Qxf5 48. Qd6+ Ke8 49. Bc6+ Kf7 50. Qd7+ Qxd7 51. Bxd7 1-0

[Event "Villa Gesell op"]
[Site "Villa Gesell"]
[Date "1971.??.??"]
[Round "6"]
[White "Agdamus, Jose Luis"]
[Black "Cordero, Alfredo"]
[Result "1/2-1/2"]
[ECO "D55"]
[PlyCount "89"]
[EventDate "1971.??.??"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "ARG"]
[SourceTitle "EXT 1999"]
[Source "ChessBase"]
[SourceDate "1998.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1998.11.16"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nc3 d5 4. Bg5 Be7 5. e3 0-0 6. Nf3 Ne4 7. Bxe7 Qxe7 8. cxd5 Nxc3 9. bxc3 exd5 10. Qb3 c6 11. Bd3 Nd7 12. 0-0 Nf6 13. Qb4 Qxb4 14. cxb4 Ne8 15. Rfc1 Nd6 16. a4 Bd7 17. Ne5 Be6 18. Be2 f6 19. Nd3 Bf7 20. Nc5 a6 21. Nd7 Rfd8 22. Nb6 Rab8 23. Ra3 Nc8 24. Nxc8 Rbxc8 25. Bg4 Ra8 26. Rc5 Kf8 27. h4 Ke7 28. Rb3 Be8 29. Be2 Kd6 30. f3 f5 31. Kf2 Bd7 32. Kg3 Re8 33. Kf4 Re7 34. b5 axb5 35. axb5 Ra2 36. bxc6 bxc6 37. Bf1 Ra1 38. Bd3 Re1 39. Ba6 Be8 40. Bc8 g6 41. Rcc3 Rh1 42. Kg3 Ra1 43. Ra3 Ra7 44. Rxa1 Rxa1 45. Kf4 1/2-1/2

[Event "Villa Gesell op"]
[Site "Villa Gesell"]
[Date "1971.??.??"]
[Round "2"]
[White "Cordero, Alfredo"]
[Black "Aguirre, Alb"]
[Result "1-0"]
[ECO "A65"]
[PlyCount "77"]
[EventDate "1971.??.??"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "ARG"]
[SourceTitle "EXT 1999"]
[Source "ChessBase"]
[SourceDate "1998.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1998.11.16"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 c5 3. d5 e6 4. Nc3 exd5 5. cxd5 d6 6. e4 Be7 7. Nge2 0-0 8. Ng3 Re8 9. Bb5 Bd7 10. Bxd7 Nbxd7 11. 0-0 Bf8 12. a4 a6 13. a5 b5 14. axb6 Qxb6 15. Qc2 g6 16. Na4 Qa7 17. Bd2 Bg7 18. Rae1 Rab8 19. h3 h5 20. Nc3 Ne5 21. Nge2 Nc4 22. Bc1 Qb7 23. Qa4 Ne5 24. Rd1 Qc8 25. f4 Rb4 26. Qc2 Ned7 27. f5 Nxe4 28. fxg6 fxg6 29. Nf4 Nf8 30. Ne6 Nxc3 31. Rxf8+ Rxf8 32. bxc3 Rb7 33. Qxg6 Qe8 34. Qg3 Rf6 35. Re1 Rxe6 36. Rxe6 Re7 37. Bh6 Qf8 38. Bxg7 Qxg7 39. Rg6 1-0

[Event "Villa Gesell op"]
[Site "Villa Gesell"]
[Date "1971.??.??"]
[Round "7"]
[White "Cordero, Alfredo"]
[Black "Cuasnicu, Oscar"]
[Result "1-0"]
[ECO "B25"]
[PlyCount "134"]
[EventDate "1971.??.??"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "ARG"]
[SourceTitle "EXT 1999"]
[Source "ChessBase"]
[SourceDate "1998.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1998.11.16"]
[SourceQuality "1"]

1. e4 c5 2. Nc3 g6 3. f4 Bg7 4. Nf3 d6 5. g3 Nc6 6. Bg2 f5 7. d3 Nf6 8. 0-0 0-0 9. Nd5 Kh8 10. Qe2 Rb8 11. Kh1 Ng4 12. h3 Nh6 13. e5 e6 14. Nf6 Bxf6 15. exf6 Qxf6 16. Bd2 Qxb2 17. c3 Nf7 18. Rfb1 Qa3 19. d4 cxd4 20. cxd4 Bd7 21. Rb3 Qa4 22. d5 exd5 23. Bc3+ Kg8 24. Rab1 d4 25. Ba1 Rfe8 26. Qf2 Be6 27. Nxd4 Bxb3 28. axb3 Qb4 29. Nxc6 bxc6 30. Qb2 Re1+ 31. Kh2 Ne5 32. Rxe1 Qxe1 33. Bxc6 Rc8 34. Bd5+ Kf8 35. fxe5 Rc1 36. Qd4 Qd1 37. exd6 Qxd4 38. Bxd4 Rd1 39. d7 Rd2+ 40. Kg1 Ke7 41. Bc5+ Kxd7 42. Bg8 a6 43. Bb4 Rb2 44. h4 Kc6 45. Be1 Re2 46. Kf1 Re7 47. Bc4 Kb7 48. Kf2 Kb6 49. b4 f4 50. g4 h6 51. Bc3 Re4 52. Bd3 Re6 53. g5 hxg5 54. hxg5 Re8 55. Bd4+ Kc6 56. Bxa6 Kd5 57. Ba7 Re7 58. Bb8 Ke4 59. b5 Rh7 60. b6 Rh2+ 61. Kg1 Ra2 62. Bb5 Kf3 63. b7 Rb2 64. Bc6+ Kg3 65. Kf1 Rb1+ 66. Ke2 Kh2 67. Bxf4+ Kg1 1-0

[Event "Villa Gesell op"]
[Site "Villa Gesell"]
[Date "1971.??.??"]
[Round "5"]
[White "Cordero, Alfredo"]
[Black "Steinbaum, Fernando"]
[Result "0-1"]
[ECO "B02"]
[PlyCount "138"]
[EventDate "1971.??.??"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "ARG"]
[SourceTitle "EXT 1999"]
[Source "ChessBase"]
[SourceDate "1998.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1998.11.16"]
[SourceQuality "1"]

1. e4 Nf6 2. e5 Nd5 3. Nc3 Nxc3 4. bxc3 e6 5. d4 b6 6. Qf3 Nc6 7. Bd3 Bb7 8. Nh3 h6 9. Qh5 Be7 10. 0-0 d5 11. f4 g6 12. Qe2 Qd7 13. a4 Na5 14. Be3 0-0-0 15. Kh1 Kb8 16. Rfb1 Rc8 17. Ng1 Ka8 18. Nf3 c5 19. dxc5 bxc5 20. Rb5 Qc7 21. Qe1 Bc6 22. Rbb1 Rb8 23. Bb5 Rb7 24. Qg1 Bxb5 25. axb5 Rhb8 26. Ra4 Rxb5 27. Rba1 R8b7 28. Nd2 c4 29. Nf3 Nc6 30. h3 Qb8 31. Nd2 Bd8 32. Ra6 Bb6 33. Qf2 Bxe3 34. Qxe3 R5b6 35. Qc5 Rxa6 36. Rxa6 Nd8 37. Nf3 Qc7 38. Qf8 Qe7 39. Qxh6 Rb1+ 40. Kh2 Kb7 41. Rd6 Rb6 42. Rxb6+ Kxb6 43. g4 a5 44. f5 a4 45. fxg6 fxg6 46. Qc1 a3 47. Qb1+ Ka6 48. Qc1 Nc6 49. h4 d4 50. h5 gxh5 51. gxh5 dxc3 52. h6 Ka5 53. Qe3 a2 54. Qxc3+ Qb4 55. Qxb4+ Kxb4 56. h7 a1Q 57. h8Q Qa7 58. Qh4 Qe3 59. Kg2 Qe2+ 60. Qf2 Qxf2+ 61. Kxf2 Kc3 62. Ke3 Kxc2 63. Ng5 Kd1 64. Ne4 Kc1 65. Nc3 Kc2 66. Na4 c3 67. Ke2 Nxe5 68. Nc5 Kb1 69. Nb3 Kb2 0-1

[Event "Villa Gesell op"]
[Site "Villa Gesell"]
[Date "1971.??.??"]
[Round "4"]
[White "Mahsheimer, Armando"]
[Black "Cordero, Alfredo"]
[Result "0-1"]
[ECO "B83"]
[PlyCount "88"]
[EventDate "1971.??.??"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "ARG"]
[SourceTitle "EXT 1999"]
[Source "ChessBase"]
[SourceDate "1998.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1998.11.16"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 d6 6. Be2 e6 7. Be3 Be7 8. 0-0 0-0 9. Kh1 d5 10. exd5 exd5 11. Bf4 Ne4 12. Ndb5 Nxc3 13. Nxc3 d4 14. Ne4 Bf5 15. Ng3 Bg6 16. a3 Qb6 17. Rb1 Rad8 18. Bd3 Bf6 19. Nh5 Ne5 20. Bxe5 Bxe5 21. f4 Bxd3 22. Qxd3 Bb8 23. c3 Qh6 24. Qf3 dxc3 25. bxc3 Rd7 26. Rb5 Kh8 27. Rg5 f6 28. Rb5 Rfd8 29. Ng3 b6 30. Qg4 Qg6 31. Qxg6 hxg6 32. Rb2 Rd1 33. Rbf2 Rxf1+ 34. Rxf1 Rd3 35. Ne2 Re3 36. Nd4 Bxf4 37. Nc2 Rxc3 38. Rxf4 Rxc2 39. h3 Rc1+ 40. Kh2 Rc5 41. Ra4 Rc7 42. Kg3 Kg8 43. Kf4 Kf7 44. g4 Ke6 0-1

[Event "Villa Gesell op"]
[Site "Villa Gesell"]
[Date "1971.??.??"]
[Round "3"]
[White "Rubinetti, Jorge Alberto"]
[Black "Cordero, Alfredo"]
[Result "1-0"]
[ECO "A56"]
[PlyCount "86"]
[EventDate "1971.??.??"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "ARG"]
[SourceTitle "EXT 1999"]
[Source "ChessBase"]
[SourceDate "1998.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1998.11.16"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 c5 3. d5 e5 4. Nc3 d6 5. e4 Be7 6. Bd3 0-0 7. Nf3 Bg4 8. h3 Bxf3 9. Qxf3 Ne8 10. h4 Nd7 11. g4 h5 12. Bg5 hxg4 13. Qxg4 Ndf6 14. Qf3 g6 15. Bh6 Ng7 16. Rg1 Kh7 17. Bxg7 Kxg7 18. h5 Rh8 19. hxg6 fxg6 20. 0-0-0 Nh5 21. Kb1 Nf4 22. Ne2 Nxe2 23. Bxe2 Bf6 24. Qf5 Rh6 25. Bh5 g5 26. Bg4 Qe7 27. Rh1 Rah8 28. Rxh6 Rxh6 29. a3 Rh8 30. Ka2 Qd8 31. Rd3 Be7 32. Rh3 Rxh3 33. Bxh3 Bf6 34. Bg4 Qe8 35. f3 Qf7 36. Qc8 Kh6 37. Be6 Qe7 38. Bf5 Qf7 39. Bg4 Qe7 40. b4 b6 41. Kb3 Qf7 42. bxc5 bxc5 43. Ka4 Qe7 1-0

[Event "Mar del Plata International Open-03"]
[Site "Mar del Plata"]
[Date "1970.03.29"]
[Round "9"]
[White "Agdamus, Jose Luis"]
[Black "Cordero, Alfredo"]
[Result "1-0"]
[ECO "A56"]
[PlyCount "41"]
[EventDate "1970.03.21"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ARG"]
[SourceTitle "EXT 1999"]
[Source "ChessBase"]
[SourceDate "1998.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1998.11.16"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 c5 3. d5 e5 4. Nc3 d6 5. e4 Be7 6. Bd3 0-0 7. h3 Ne8 8. Nf3 g6 9. Bh6 Ng7 10. g4 Nd7 11. h4 Nf6 12. Nh2 Nfe8 13. Qd2 Bxh4 14. 0-0-0 Be7 15. Rdg1 f6 16. f4 g5 17. fxg5 fxg5 18. Nf1 Rf6 19. Ne3 Rf7 20. Nf5 Bxf5 21. exf5 1-0

[Event "Mar del Plata International Open-03"]
[Site "Mar del Plata"]
[Date "1970.03.28"]
[Round "8"]
[White "Cordero, Alfredo"]
[Black "Garcia, Raimundo"]
[Result "0-1"]
[ECO "B47"]
[PlyCount "96"]
[EventDate "1970.03.21"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ARG"]
[SourceTitle "EXT 1999"]
[Source "ChessBase"]
[SourceDate "1998.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1998.11.16"]
[SourceQuality "1"]

1. e4 c5 2. Nc3 Nc6 3. Nf3 e6 4. d4 cxd4 5. Nxd4 Qc7 6. Be2 a6 7. Nxc6 bxc6 8. 0-0 Nf6 9. Bg5 Be7 10. Bd3 e5 11. Qf3 d6 12. Bxf6 Bxf6 13. Bc4 0-0 14. Rad1 Bb7 15. Rd3 Rad8 16. Rfd1 Bc8 17. Ne2 Be7 18. Bb3 g6 19. c4 Kg7 20. c5 dxc5 21. Rxd8 Bxd8 22. Qc3 Qe7 23. Nf4 c4 24. Bxc4 Bb6 25. Ne2 Qc5 26. Rf1 Rd8 27. Bb3 Qxc3 28. bxc3 Rd2 29. Re1 Kf6 30. Kf1 Be6 31. Rb1 Bxb3 32. axb3 a5 33. Ke1 Ra2 34. Kf1 Ke6 35. Ke1 h5 36. h4 Bd8 37. g3 Bb6 38. Kf1 f6 39. Ke1 g5 40. Kf1 g4 41. c4 Bc5 42. Rd1 Ke7 43. Rd3 Ra1+ 44. Kg2 Re1 45. Rd2 Bb4 46. Rc2 Rb1 47. c5 Rxb3 48. Nc1 Rc3 0-1

[Event "ARG-chT"]
[Site "Villa Gesell"]
[Date "1969.??.??"]
[Round "4"]
[White "Arrachea, Heriberto"]
[Black "Cordero, Alfredo"]
[Result "1-0"]
[ECO "A56"]
[PlyCount "54"]
[EventDate "1969.??.??"]
[EventType "team"]
[EventRounds "7"]
[EventCountry "ARG"]
[SourceTitle "EXT 1999"]
[Source "ChessBase"]
[SourceDate "1998.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1998.11.16"]
[SourceQuality "1"]

1. d4 c5 2. d5 e5 3. c4 d6 4. Nc3 Nf6 5. Bg5 Be7 6. e4 0-0 7. h4 Nbd7 8. g3 Re8 9. Bh3 h6 10. Be3 Qb6 11. b3 Nf8 12. Qd2 a6 13. Bxc8 Raxc8 14. f3 Qc7 15. Nge2 Qd7 16. g4 b5 17. Ng3 N6h7 18. g5 Bd8 19. Nce2 bxc4 20. bxc4 g6 21. h5 hxg5 22. hxg6 fxg6 23. Qc2 Re7 24. Kf2 Rf7 25. Kg2 Rb8 26. Raf1 Qb7 27. Nc1 Qd7 1-0

[Event "ARG-ch"]
[Site "Buenos Aires"]
[Date "1969.??.??"]
[Round "5"]
[White "Chemes, Luis Jorge"]
[Black "Cordero, Alfredo"]
[Result "0-1"]
[ECO "E67"]
[PlyCount "112"]
[EventDate "1969.??.??"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "ARG"]
[SourceTitle "MCD"]
[Source "ChessBase"]
[SourceDate "1999.07.01"]
[SourceVersion "1"]
[SourceVersionDate "1999.07.01"]
[SourceQuality "1"]

1. d4 Nf6 2. g3 g6 3. Bg2 Bg7 4. c4 0-0 5. Nc3 d6 6. e4 e5 7. d5 Nbd7 8. Nf3 Nc5 9. Qc2 a5 10. 0-0 Nfd7 11. Rd1 f5 12. Bg5 Nf6 13. Nd2 h6 14. Bxf6 Qxf6 15. Nb3 Nd7 16. a4 b6 17. Nb5 Qd8 18. exf5 gxf5 19. Bh3 Nc5 20. Nxc5 bxc5 21. Ra3 Rf7 22. Re1 Qg5 23. f4 Qh5 24. Bg2 e4 25. Qe2 Qg6 26. Kh1 h5 27. Rb3 Kh8 28. Qd1 Bf6 29. Bf1 Rh7 30. h4 Qg4 31. Qxg4 hxg4 32. Kg2 Rb8 33. Be2 Bd7 34. Bd1 Rb7 35. Bc2 Kg7 36. Kf2 Kf8 37. Rh1 Ke7 38. Re1 c6 39. dxc6 Bxc6 40. Rd1 Rd7 41. Ke2 d5 42. cxd5 Bxd5 43. Re3 Bxb2 44. Nc3 Bc4+ 45. Ke1 Rxd1+ 46. Kxd1 Kf6 47. Bb1 Rd7+ 48. Kc2 Rb7 49. Ba2 Bxa2 50. Nxa2 Bd4 51. Rb3 Rxb3 52. Kxb3 Bf2 53. Nc3 Bxg3 54. h5 Bf2 55. Ne2 g3 56. Kc4 g2 0-1

[Event "ARG-chT"]
[Site "Villa Gesell"]
[Date "1969.??.??"]
[Round "1"]
[White "Cordero, Alfredo"]
[Black "Arfuch"]
[Result "1-0"]
[ECO "A39"]
[PlyCount "73"]
[EventDate "1969.??.??"]
[EventType "team"]
[EventRounds "7"]
[EventCountry "ARG"]
[SourceTitle "EXT 1999"]
[Source "ChessBase"]
[SourceDate "1998.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1998.11.16"]
[SourceQuality "1"]

1. c4 c5 2. g3 Nc6 3. Bg2 g6 4. Nf3 Bg7 5. 0-0 Nf6 6. d4 cxd4 7. Nxd4 0-0 8. Nc3 a6 9. Rb1 Rb8 10. Bf4 Ra8 11. Nxc6 dxc6 12. Qb3 Nd7 13. Rfd1 Qb6 14. Qc2 e5 15. Be3 Qc7 16. Ne4 Nf6 17. Bc5 Rd8 18. Bd6 Rxd6 19. Nxd6 Be6 20. Ne4 Bf5 21. Nxf6+ Bxf6 22. Be4 Be6 23. Rd3 Be7 24. Bg2 Bc5 25. b4 Be7 26. c5 f5 27. e4 Rf8 28. Rbd1 f4 29. R1d2 Qc8 30. Qc3 Qc7 31. a3 Bc8 32. Qb3+ Kg7 33. Qc3 Kg8 34. Qb3+ Kg7 35. Bf3 Rf6 36. Qd1 Be6 37. Rd7 1-0

[Event "ARG-ch"]
[Site "Buenos Aires"]
[Date "1969.??.??"]
[Round "6"]
[White "Cordero, Alfredo"]
[Black "Benko, Francisco"]
[Result "0-1"]
[ECO "A52"]
[PlyCount "20"]
[EventDate "1969.??.??"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "ARG"]
[SourceTitle "MCD"]
[Source "ChessBase"]
[SourceDate "1999.07.01"]
[SourceVersion "1"]
[SourceVersionDate "1999.07.01"]
[SourceQuality "1"]

1. c4 Nf6 2. d4 e5 3. dxe5 Ng4 4. Qd4 d6 5. exd6 Nc6 6. Qd1 Bxd6 7. Nf3 Nxf2 8. Qb3 Nxh1 9. Qe3+ Be6 10. c5 Bxh2 0-1

[Event "ARG-chT"]
[Site "Villa Gesell"]
[Date "1969.??.??"]
[Round "3"]
[White "Cordero, Alfredo"]
[Black "Laurencena, Alberto"]
[Result "0-1"]
[ECO "D78"]
[PlyCount "66"]
[EventDate "1969.??.??"]
[EventType "team"]
[EventRounds "7"]
[EventCountry "ARG"]
[SourceTitle "EXT 1999"]
[Source "ChessBase"]
[SourceDate "1998.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1998.11.16"]
[SourceQuality "1"]

1. c4 Nf6 2. g3 c6 3. Bg2 d5 4. Nf3 g6 5. 0-0 Bg7 6. d4 0-0 7. Nc3 dxc4 8. Ne5 Be6 9. e4 Nbd7 10. f4 Qb6 11. f5 gxf5 12. Nxd7 Nxd7 13. Be3 fxe4 14. Nxe4 Bd5 15. Qg4 e6 16. Nf6+ Nxf6 17. Rxf6 Kh8 18. Raf1 Qxb2 19. Bxd5 exd5 20. Rxf7 Rxf7 21. Rxf7 Qb1+ 22. Kg2 Qg6 23. Qd7 b5 24. h4 Kg8 25. Re7 Rf8 26. Qxa7 Bf6 27. Re6 Qg4 28. Qd7 Bxh4 29. Bf4 c3 30. Qxc6 Rxf4 31. Re8+ Kg7 32. Qc7+ Rf7 33. Qxc3 Bf6 0-1

[Event "ARG-ch"]
[Site "Buenos Aires"]
[Date "1969.??.??"]
[Round "4"]
[White "Cordero, Alfredo"]
[Black "Mazzoleni, Julio"]
[Result "1/2-1/2"]
[ECO "C62"]
[PlyCount "153"]
[EventDate "1969.??.??"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "ARG"]
[SourceTitle "MCD"]
[Source "ChessBase"]
[SourceDate "1999.07.01"]
[SourceVersion "1"]
[SourceVersionDate "1999.07.01"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 Nf6 4. 0-0 Be7 5. Re1 d6 6. d4 exd4 7. Nxd4 Bd7 8. Bxc6 bxc6 9. c4 d5 10. exd5 cxd5 11. cxd5 Nxd5 12. Qf3 c6 13. Nc3 0-0 14. Nxd5 cxd5 15. Bf4 Bb4 16. Re5 Be6 17. Rxe6 fxe6 18. Nxe6 Qd7 19. Nxf8 Rxf8 20. Rd1 Qe6 21. Qg3 Qe2 22. Rf1 Bc5 23. Be3 d4 24. Bh6 Rf7 25. Qb8+ Bf8 26. Bf4 d3 27. Be3 Qc2 28. Qb3 Qxb3 29. axb3 Rb7 30. Rd1 Rxb3 31. Bxa7 Rxb2 32. g3 Rb7 33. Be3 Rd7 34. Kg2 Kf7 35. Kf3 Bb4 36. Ke4 d2 37. Kf3 Kg6 38. Ke2 Re7 39. Rb1 Rd7 40. Kd1 Ba5 41. Rb2 Rd5 42. Bxd2 Kf5 43. Ke2 Bd8 44. Rb7 Bf6 45. Be3 Kg4 46. h4 h5 47. Ra7 Rb5 48. Ra4+ Kf5 49. Kf3 Rb3 50. Ra5+ Be5 51. Kg2 Ke6 52. Ra7 g6 53. Bg5 Rb2 54. Ra6+ Kf5 55. Be3 Rb3 56. Rc6 Ra3 57. Rc2 Rb3 58. Bh6 Bd4 59. Rc4 Be5 60. Rc5 Ke6 61. Be3 Ra3 62. Bc1 Ra2 63. Rc8 Kf5 64. Rf8+ Ke6 65. Be3 Bf6 66. Kf3 Ra4 67. Bg5 Ra3+ 68. Kg2 Bd4 69. Rf4 Be5 70. Rb4 Ra2 71. Rb5 Bd4 72. Kf3 Rxf2+ 73. Ke4 Rb2 74. Rxb2 Bxb2 75. Bf4 Bf6 76. Bb8 Bd8 77. Bf4 1/2-1/2

