[Event "Mar del Plata op 34th"]
[Site "Mar del Plata"]
[Date "2003.04.12"]
[Round "1"]
[White "Labollita, Martin"]
[Black "Alegria, Gregorio"]
[Result "1-0"]
[ECO "A12"]
[WhiteElo "2433"]
[PlyCount "53"]
[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. Nf3 d5 2. c4 c6 3. b3 Bf5 4. Bb2 Nf6 5. e3 e6 6. Be2 Nbd7 7. 0-0 Bd6 8. d3 Bc7 9. cxd5 exd5 10. Nd4 Bg6 11. Ba3 c5 12. Nb5 Bb8 13. d4 a6 14. N5c3 Ba7 15. dxc5 Nxc5 16. b4 Nce4 17. b5 Rc8 18. Nxe4 Bxe4 19. bxa6 Qa5 20. axb7 Rc7 21. Qb3 Nd7 22. Bb5 Rxb7 23. Nc3 Kd8 24. Bb4 Qb6 25. a4 Qg6 26. f3 Bxe3+ 27. Kh1 1-0

[Event "Mar del Plata-ch KO"]
[Site "Mar del Plata"]
[Date "2001.10.31"]
[Round "1.2"]
[White "Alegria, Gregorio"]
[Black "Fernandez, Alejandro"]
[Result "1-0"]
[ECO "D05"]
[BlackElo "2065"]
[PlyCount "67"]
[EventDate "2001.10.31"]
[EventType "k.o."]
[EventRounds "5"]
[EventCountry "ARG"]
[SourceTitle "EXT 2003"]
[Source "ChessBase"]
[SourceDate "2002.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2002.11.25"]
[SourceQuality "1"]

1. d4 d5 2. Nf3 Nf6 3. e3 e6 4. Bd3 Be7 5. b3 0-0 6. Bb2 Nbd7 7. Nbd2 c5 8. 0-0 b6 9. Re1 Bb7 10. Qe2 Ne4 11. Ne5 f5 12. Ndf3 Bf6 13. Bb5 Bxe5 14. dxe5 a6 15. Bxd7 Qxd7 16. Red1 Qc6 17. Ne1 h6 18. h4 f4 19. f3 fxe3 20. fxe4 d4 21. Bxd4 cxd4 22. Rxd4 Qc3 23. Rad1 Rf4 24. R1d3 Qc5 25. Qxe3 Qxe5 26. Nf3 Rxf3 27. Qxf3 Kh7 28. Rd7 Bxe4 29. Qe3 Qf5 30. R3d4 Bxc2 31. Rf4 Qa5 32. b4 Qb5 33. Rff7 Rg8 34. Qc3 1-0

[Event "Mar del Plata-ch KO"]
[Site "Mar del Plata"]
[Date "2001.10.29"]
[Round "1.1"]
[White "Fernandez, Alejandro"]
[Black "Alegria, Gregorio"]
[Result "1-0"]
[ECO "B68"]
[WhiteElo "2065"]
[PlyCount "61"]
[EventDate "2001.10.31"]
[EventType "k.o."]
[EventRounds "5"]
[EventCountry "ARG"]
[SourceTitle "EXT 2003"]
[Source "ChessBase"]
[SourceDate "2002.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2002.11.25"]
[SourceQuality "1"]

1. e4 c5 2. Nc3 Nc6 3. Nf3 d6 4. d4 cxd4 5. Nxd4 Nf6 6. Bg5 e6 7. Qd2 Be7 8. 0-0-0 a6 9. f4 Qc7 10. Be2 Bd7 11. Bf3 Rc8 12. Rhe1 h6 13. Bh4 Nxd4 14. Qxd4 e5 15. Qd2 Bc6 16. Bxf6 gxf6 17. Bg4 Rd8 18. Kb1 Qa5 19. Bf5 Bd7 20. Bxd7+ Rxd7 21. f5 Rd8 22. Re3 Rc8 23. Rh3 Qb4 24. a3 Qc4 25. Rxh6 Rxh6 26. Qxh6 b5 27. Qe3 d5 28. exd5 Bxa3 29. d6 Rc5 30. d7+ Kd8 31. Qh6 1-0

[Event "Mar del Plata-ch Primera"]
[Site "Mar del Plata"]
[Date "2001.10.28"]
[Round "6"]
[White "Alegria, Gregorio"]
[Black "Moro, Lorente Ricardo"]
[Result "1/2-1/2"]
[ECO "E41"]
[BlackElo "2172"]
[PlyCount "72"]
[EventDate "2001.09.18"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ARG"]
[SourceTitle "EXT 2002"]
[Source "ChessBase"]
[SourceDate "2001.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2001.11.25"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 c5 5. Bd3 Nc6 6. Nge2 d5 7. 0-0 cxd4 8. exd4 h6 9. h3 0-0 10. Bf4 dxc4 11. Bxc4 Ne7 12. Rc1 a6 13. Bb3 b5 14. a4 Bxc3 15. Nxc3 b4 16. Ne2 Ned5 17. Be5 Bb7 18. Ng3 Rc8 19. Qd2 a5 20. Rxc8 Qxc8 21. Rc1 Qd7 22. Rc5 Ra8 23. Qc2 Qd8 24. Bxd5 Nxd5 25. Ne4 Ra6 26. Rb5 Rc6 27. Nc5 Bc8 28. Rb8 Ne7 29. Qe4 f6 30. Bg3 Kf7 31. h4 e5 32. Nb3 exd4 33. Nxd4 Rc1+ 34. Kh2 Qd5 35. Qe3 Rc4 36. Nb5 Rc6 1/2-1/2

[Event "Mar del Plata-ch Primera"]
[Site "Mar del Plata"]
[Date "2001.10.05"]
[Round "9"]
[White "Bonifazi, Mariano"]
[Black "Alegria, Gregorio"]
[Result "1-0"]
[ECO "C16"]
[WhiteElo "2070"]
[PlyCount "33"]
[EventDate "2001.09.18"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ARG"]
[SourceTitle "EXT 2002"]
[Source "ChessBase"]
[SourceDate "2001.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2001.11.25"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. Nc3 Bb4 4. e5 b6 5. a3 Bf8 6. Nf3 Ne7 7. h4 c6 8. h5 Ba6 9. Bxa6 Nxa6 10. h6 g6 11. Bg5 Qd7 12. Bf6 Rg8 13. Ng5 Nf5 14. Nxh7 c5 15. Nxf8 Qc6 16. Nh7 cxd4 17. Ne2 1-0

[Event "Mar del Plata-ch Primera"]
[Site "Mar del Plata"]
[Date "2001.10.03"]
[Round "8"]
[White "Alegria, Gregorio"]
[Black "Elias, Alejandro"]
[Result "1-0"]
[ECO "E16"]
[PlyCount "121"]
[EventDate "2001.09.18"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ARG"]
[SourceTitle "EXT 2002"]
[Source "ChessBase"]
[SourceDate "2001.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2001.11.25"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 e6 3. g3 b6 4. Bg2 Bb7 5. 0-0 d5 6. c4 Nbd7 7. b3 Ne4 8. Bb2 Be7 9. Nc3 f5 10. Rc1 0-0 11. cxd5 exd5 12. e3 Ba6 13. Re1 c6 14. Ne2 Rc8 15. Nf4 Rf6 16. Ne5 g5 17. Nfd3 Rh6 18. f3 Bxd3 19. Qxd3 Nxe5 20. dxe5 Nc5 21. Qxf5 Qf8 22. Qxf8+ Bxf8 23. Red1 Ne6 24. Rxd5 Bc5 25. Rd3 Rg6 26. Bh3 h5 27. Bf5 Rh6 28. Kg2 Rf8 29. e4 h4 30. Rcd1 hxg3 31. hxg3 Kf7 32. Rd7+ Be7 33. Ba3 c5 34. Rh1 Rxh1 35. Kxh1 Nd4 36. Kg2 a6 37. Bc1 Rg8 38. Bb2 Rd8 39. Rd5 Nc2 40. e6+ Ke8 41. Bg6+ Kf8 42. Rf5+ Kg8 43. Bf7+ Kh7 44. Bc1 Kh6 45. f4 Ne1+ 46. Kh3 Nd3 47. fxg5+ Kg7 48. Be3 Bd6 49. Rd5 Be7 50. Kg4 Rxd5 51. exd5 Ne5+ 52. Kf5 Nxf7 53. exf7 Kxf7 54. g6+ Kg7 55. Bg5 Bd6 56. Bf4 Be7 57. Be5+ Kg8 58. Ke6 Bd8 59. d6 b5 60. Bf6 Ba5 61. d7 1-0

[Event "Mar del Plata-ch Primera"]
[Site "Mar del Plata"]
[Date "2001.10.01"]
[Round "7"]
[White "Acosta, Mariano2222"]
[Black "Alegria, Gregorio"]
[Result "1-0"]
[ECO "A85"]
[WhiteElo "2126"]
[PlyCount "108"]
[EventDate "2001.09.18"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ARG"]
[SourceTitle "EXT 2002"]
[Source "ChessBase"]
[SourceDate "2001.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2001.11.25"]
[SourceQuality "1"]

1. Nf3 d6 2. d4 f5 3. c4 Nf6 4. Nc3 g6 5. Bg5 Bg7 6. e3 c6 7. Bd3 0-0 8. 0-0 Qe8 9. Qb3 Kh8 10. d5 Na6 11. Rad1 Nc5 12. Qc2 Nxd3 13. Qxd3 Bd7 14. Nd4 Qf7 15. Nde2 Rad8 16. f3 h6 17. Bh4 Bc8 18. e4 a6 19. b4 e5 20. a4 g5 21. Bf2 f4 22. a5 g4 23. Bb6 gxf3 24. Rxf3 Rd7 25. h3 Rg8 26. Kh1 Bf8 27. Bf2 Qh5 28. Rf1 Rdg7 29. Nxf4 exf4 30. Bd4 Qg5 31. Qc2 Nh5 32. Bxg7+ Bxg7 33. Ne2 Be5 34. R1f2 Qh4 35. Qd2 Bg4 36. Rxf4 Nxf4 37. Nxf4 Bd7 38. Rf3 Rg3 39. Qf2 Bxf4 40. Rxf4 Qg5 41. Rf8+ Kh7 42. Rf7+ Kg6 43. Rxd7 Qe5 44. Qf7+ Kg5 45. Qg7+ Kf4 46. Qxe5+ Kxe5 47. Rxb7 cxd5 48. exd5 Rc3 49. Re7+ Kd4 50. Re6 Rxc4 51. Rxd6 Rxb4 52. Rxh6 Kxd5 53. Rxa6 Ke4 54. Rg6 Ke3 1-0

[Event "Mar del Plata-ch Primera"]
[Site "Mar del Plata"]
[Date "2001.09.26"]
[Round "5"]
[White "Fernandez, Alejandro"]
[Black "Alegria, Gregorio"]
[Result "1-0"]
[ECO "B43"]
[WhiteElo "2065"]
[PlyCount "57"]
[EventDate "2001.09.18"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ARG"]
[SourceTitle "EXT 2002"]
[Source "ChessBase"]
[SourceDate "2001.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2001.11.25"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 d6 6. f4 Be7 7. Bd3 Nc6 8. Nb3 0-0 9. 0-0 a6 10. Qf3 Qc7 11. Bd2 Bd7 12. Kh1 Rac8 13. a3 b5 14. Rae1 Rfd8 15. Nd5 exd5 16. exd5 Bg4 17. Qg3 Nxd5 18. Qxg4 Bf6 19. Qh5 Nde7 20. Qxh7+ Kf8 21. Qh8+ Ng8 22. Bh7 Nce7 23. Rxe7 Kxe7 24. Re1+ Kd7 25. Bf5+ Kc6 26. Qh3 Kb7 27. Ba5 Qc4 28. Bxd8 Bxd8 29. Bxc8+ 1-0

[Event "Mar del Plata-ch Primera"]
[Site "Mar del Plata"]
[Date "2001.09.24"]
[Round "4"]
[White "Alegria, Gregorio"]
[Black "Corsi Ferrari, Alejandro"]
[Result "0-1"]
[ECO "B06"]
[BlackElo "2160"]
[PlyCount "50"]
[EventDate "2001.09.18"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ARG"]
[SourceTitle "EXT 2002"]
[Source "ChessBase"]
[SourceDate "2001.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2001.11.25"]
[SourceQuality "1"]

1. e4 g6 2. d4 Bg7 3. Nc3 d6 4. Nf3 c6 5. Be2 Nd7 6. Be3 a6 7. 0-0 b5 8. a3 Bb7 9. Qd2 h6 10. Rad1 Qc7 11. Ne1 e6 12. f4 Ne7 13. Nf3 0-0-0 14. b4 c5 15. bxc5 dxc5 16. e5 Nf5 17. g4 Nxd4 18. Nxd4 cxd4 19. Bxd4 Nxe5 20. Qe3 Qc6 21. Qg3 Rxd4 22. fxe5 Bxe5 23. Bf3 Rxd1 24. Bxc6 Rxf1+ 25. Kxf1 Bxg3 0-1

[Event "Mar del Plata-ch Primera"]
[Site "Mar del Plata"]
[Date "2001.09.21"]
[Round "3"]
[White "Olazabal, Felix Pedro"]
[Black "Alegria, Gregorio"]
[Result "0-1"]
[ECO "B85"]
[WhiteElo "2038"]
[PlyCount "88"]
[EventDate "2001.09.18"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ARG"]
[SourceTitle "EXT 2002"]
[Source "ChessBase"]
[SourceDate "2001.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2001.11.25"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 d6 6. Be2 Nc6 7. Be3 a6 8. 0-0 Be7 9. f4 Qc7 10. Qe1 0-0 11. Rd1 b5 12. Bf3 Bb7 13. f5 b4 14. Na4 e5 15. Nb3 Nd7 16. Qf2 Rac8 17. Bb6 Qb8 18. c4 bxc3 19. bxc3 Nd8 20. Na5 Bc6 21. Nxc6 Rxc6 22. Rb1 Qc8 23. Be3 Nb7 24. Qc2 Nbc5 25. Nxc5 Nxc5 26. Rb2 Qc7 27. Be2 Qa5 28. Bd2 Rfc8 29. f6 Bxf6 30. Rxf6 gxf6 31. Bg4 Ne6 32. Qb3 Qc5+ 33. Kh1 Qc4 34. Qd1 Kf8 35. Qf3 Ke7 36. h3 R8c7 37. Qf5 Nc5 38. Bf3 Rb7 39. Rxb7+ Nxb7 40. Qxh7 Rb6 41. Qf5 Rb2 42. Bh6 Rxa2 43. h4 Ra1+ 44. Kh2 Qe6 0-1

[Event "Mar del Plata-ch Primera"]
[Site "Mar del Plata"]
[Date "2001.09.17"]
[Round "1"]
[White "Forestani, Andres Luis"]
[Black "Alegria, Gregorio"]
[Result "1-0"]
[ECO "A47"]
[WhiteElo "2211"]
[PlyCount "61"]
[EventDate "2001.09.18"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ARG"]
[SourceTitle "EXT 2002"]
[Source "ChessBase"]
[SourceDate "2001.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2001.11.25"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 b6 3. Bf4 Bb7 4. e3 e6 5. Bd3 Be7 6. Nbd2 d6 7. h3 Nbd7 8. 0-0 0-0 9. Qe2 Nd5 10. c3 Nxf4 11. exf4 Nf6 12. Rfe1 Re8 13. Rad1 Rc8 14. Nf1 c5 15. f5 exf5 16. Bxf5 Rc7 17. Bd3 Bf8 18. Ne3 Qa8 19. Bb5 Ree7 20. Nh4 g6 21. Qf1 Re4 22. Nf3 Rf4 23. Nh2 Ne4 24. f3 Ng5 25. d5 h5 26. Qf2 Bc8 27. Qg3 Bh6 28. Kh1 Rf6 29. Bc6 Rxc6 30. dxc6 Qxc6 31. Nd5 1-0

[Event "Mar del Plata op 30th"]
[Site "Mar del Plata"]
[Date "1999.04.04"]
[Round "9"]
[White "Martinyuk, Melisa"]
[Black "Alegria, Gregorio"]
[Result "1-0"]
[ECO "B49"]
[PlyCount "59"]
[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 c5 2. Nf3 a6 3. Nc3 b5 4. d4 cxd4 5. Nxd4 Bb7 6. a3 Qc7 7. Be3 Nc6 8. Be2 Nf6 9. 0-0 e6 10. f4 Nxd4 11. Qxd4 Rc8 12. Bf3 d6 13. Rad1 e5 14. Qd2 Be7 15. Qf2 0-0 16. Qg3 Rfd8 17. h4 Kh8 18. h5 Rg8 19. Qh2 Nd7 20. Bg4 Rcf8 21. Bxd7 Qxd7 22. fxe5 Qe6 23. exd6 Bf6 24. Bd4 Bxd4+ 25. Rxd4 Rd8 26. Qf4 f6 27. h6 Rd7 28. Rd2 Re8 29. hxg7+ Kxg7 30. Rd3 1-0

[Event "Mar del Plata op 30th"]
[Site "Mar del Plata"]
[Date "1999.04.03"]
[Round "8"]
[White "Fedyna, Javier"]
[Black "Alegria, Gregorio"]
[Result "1/2-1/2"]
[ECO "B49"]
[PlyCount "57"]
[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 c5 2. Nf3 a6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 b5 6. a3 Qc7 7. Be2 Bb7 8. f3 e6 9. Be3 Nc6 10. 0-0 Be7 11. Qd2 0-0 12. Kh1 Rfd8 13. g4 d5 14. g5 Ne8 15. exd5 exd5 16. Rae1 Nxd4 17. Bxd4 Bc5 18. Bxc5 Qxc5 19. Bd3 Nd6 20. Qf4 Re8 21. Kg2 Nc4 22. Bxc4 dxc4 23. Ne4 Bxe4 24. Rxe4 Rxe4 25. fxe4 Qe7 26. Rd1 g6 27. e5 Re8 28. Rd5 Qb7 29. Qf3 1/2-1/2

[Event "Mar del Plata op 30th"]
[Site "Mar del Plata"]
[Date "1999.04.02"]
[Round "7"]
[White "Alegria, Gregorio"]
[Black "Moccero, Eduardo"]
[Result "0-1"]
[ECO "B19"]
[BlackElo "2191"]
[PlyCount "58"]
[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. d4 d5 2. Nc3 c6 3. e4 dxe4 4. Nxe4 Bf5 5. Ng3 Bg6 6. h4 h6 7. h5 Bh7 8. Nf3 Nd7 9. Bd3 Bxd3 10. Qxd3 Qc7 11. Bd2 e6 12. 0-0-0 Ngf6 13. c4 0-0-0 14. Qe2 Bd6 15. Ne4 Nxe4 16. Qxe4 Nf6 17. Qe2 c5 18. Bc3 cxd4 19. Nxd4 a6 20. Kb1 Rd7 21. g3 Rhd8 22. f4 Be7 23. Rd2 Qc5 24. Nf3 Rxd2 25. Nxd2 Qf5+ 26. Ka1 Qc2 27. Re1 Rd3 28. f5 Rxc3 29. bxc3 Ba3 0-1

[Event "Mar del Plata op 30th"]
[Site "Mar del Plata"]
[Date "1999.04.01"]
[Round "6"]
[White "Ortiz, Jorge Daniel"]
[Black "Alegria, Gregorio"]
[Result "1/2-1/2"]
[ECO "B28"]
[PlyCount "81"]
[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 c5 2. Nf3 a6 3. d4 cxd4 4. Nxd4 Qc7 5. Be2 Nf6 6. Nc3 b5 7. Nd5 Nxd5 8. exd5 g6 9. 0-0 Bg7 10. Bf3 d6 11. Be3 0-0 12. Re1 Bb7 13. Qd2 Re8 14. Rad1 Nd7 15. Bh6 Bh8 16. Qe3 Ne5 17. c3 Rac8 18. h3 Qc4 19. Nb3 Qc7 20. Be4 Nc4 21. Qe2 e5 22. h4 f5 23. Bb1 Qf7 24. f3 Bf6 25. Bg5 Bxg5 26. hxg5 Bxd5 27. Qf2 Be6 28. Bd3 Qe7 29. f4 Qc7 30. Bxc4 bxc4 31. Na1 Rb8 32. g3 e4 33. Rb1 Qb6 34. Nc2 Qxf2+ 35. Kxf2 Rb6 36. Nd4 Kf7 37. Ke3 Bd7 38. Rh1 Kg7 39. Rh2 a5 40. a3 Rh8 41. Rbh1 1/2-1/2

[Event "Mar del Plata op 30th"]
[Site "Mar del Plata"]
[Date "1999.03.31"]
[Round "5"]
[White "Alegria, Gregorio"]
[Black "Sevillano, Miguel"]
[Result "0-1"]
[ECO "D94"]
[PlyCount "50"]
[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. d4 Nf6 2. c4 g6 3. Nc3 d5 4. Bf4 Bg7 5. e3 c5 6. h3 cxd4 7. exd4 0-0 8. Nf3 Nc6 9. Be2 Bf5 10. 0-0 dxc4 11. Bxc4 Rc8 12. Bb3 Ne4 13. g4 Nxc3 14. bxc3 Bd7 15. Rc1 Na5 16. Ne5 b5 17. Nxd7 Qxd7 18. Qe2 Nxb3 19. axb3 b4 20. cxb4 Qxd4 21. Be3 Qxb4 22. Bxa7 Qxb3 23. Qxe7 Qxh3 24. Qd7 Rcd8 25. Qa4 Bd4 0-1

[Event "Mar del Plata op 30th"]
[Site "Mar del Plata"]
[Date "1999.03.30"]
[Round "4"]
[White "Hobaica, Juan Pablo"]
[Black "Alegria, Gregorio"]
[Result "1-0"]
[ECO "D46"]
[WhiteElo "2270"]
[PlyCount "57"]
[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. d4 d5 2. c4 c6 3. Nf3 Nf6 4. Nc3 e6 5. e3 Nbd7 6. Bd3 Bd6 7. 0-0 0-0 8. e4 dxe4 9. Nxe4 Nxe4 10. Bxe4 Nf6 11. Bc2 Qc7 12. Bg5 Be7 13. Qd3 g6 14. Ne5 c5 15. Rac1 Rd8 16. Qf3 Kg7 17. d5 Rf8 18. Bf4 Qd8 19. d6 Bxd6 20. Qc3 Be7 21. Rcd1 Qe8 22. Ng4 h5 23. Bh6+ Kh7 24. Bxf8 hxg4 25. Bxe7 Qxe7 26. f3 Bd7 27. fxg4 Nxg4 28. Qf3 f5 29. Qxb7 1-0

[Event "Mar del Plata op 30th"]
[Site "Mar del Plata"]
[Date "1999.03.29"]
[Round "3"]
[White "Alegria, Gregorio"]
[Black "Freige, Nestor"]
[Result "1-0"]
[ECO "E52"]
[PlyCount "61"]
[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. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 b6 5. Bd3 Bb7 6. Nf3 0-0 7. 0-0 d5 8. a3 Bd6 9. Re1 Ne4 10. cxd5 exd5 11. Qc2 Qe7 12. Nb5 Nd7 13. Nxd6 Qxd6 14. b4 Ndf6 15. Bb2 Rac8 16. Rec1 Ng4 17. Rf1 c5 18. dxc5 bxc5 19. bxc5 Rxc5 20. Qe2 Ng5 21. g3 Qh6 22. h4 Ne6 23. Rfc1 f5 24. Ne5 Nxe5 25. Bxe5 g5 26. hxg5 Rxc1+ 27. Rxc1 Nxg5 28. Rc7 Nf7 29. Bf4 Qb6 30. Bxf5 h6 31. Qg4+ 1-0

[Event "Mar del Plata op 30th"]
[Site "Mar del Plata"]
[Date "1999.03.27"]
[Round "1"]
[White "Alegria, Gregorio"]
[Black "Piscicelli, Daniel Orlando"]
[Result "0-1"]
[ECO "E41"]
[BlackElo "2350"]
[PlyCount "80"]
[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. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 c5 5. Bd3 Nc6 6. Nf3 Bxc3+ 7. bxc3 d6 8. 0-0 e5 9. e4 b6 10. Bg5 h6 11. Be3 g5 12. Bc2 Qe7 13. d5 Na5 14. Ba4+ Bd7 15. Bxd7+ Qxd7 16. Nd2 0-0-0 17. Qf3 Ne8 18. Rfb1 Ng7 19. Qe2 Qa4 20. Rb2 f5 21. f3 Rdf8 22. Rab1 Nh5 23. exf5 Rxf5 24. g3 Rhf8 25. Kg2 Kc7 26. h3 R5f7 27. Rf1 Rg8 28. Qd3 Nf4+ 29. Bxf4 gxf4 30. g4 h5 31. Qc2 Qd7 32. Kf2 Rh7 33. Rb5 hxg4 34. hxg4 Rh2+ 35. Ke1 a6 36. Rb1 Nxc4 37. Qb3 Rxd2 38. Qxc4 b5 39. Qb3 Rd3 40. a4 Qh7 0-1

[Event "Mar del Plata op"]
[Site "Mar del Plata"]
[Date "1998.04.04"]
[Round "1"]
[White "Alegria, Gregorio"]
[Black "Tempone, Marcelo"]
[Result "0-1"]
[ECO "D63"]
[BlackElo "2445"]
[PlyCount "52"]
[EventDate "1998.04.04"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ARG"]
[SourceTitle "CBM 063 Extra"]
[Source "ChessBase"]
[SourceDate "1998.04.29"]
[SourceVersion "1"]
[SourceVersionDate "1998.04.29"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nc3 d5 4. Bg5 Nbd7 5. e3 c6 6. cxd5 exd5 7. Nf3 Be7 8. Bd3 0-0 9. 0-0 Ne4 10. Bxe7 Qxe7 11. Rc1 Ndf6 12. Ne5 Bf5 13. Qc2 Nxc3 14. Bxf5 Nxa2 15. Ra1 Nb4 16. Qe2 g6 17. Bh3 Ne4 18. f4 f6 19. Ng4 Kg7 20. Rf3 b6 21. Nf2 a5 22. g4 Rae8 23. Bg2 Rf7 24. h4 c5 25. g5 cxd4 26. exd4 Nxg5 0-1

[Event "Mar del Plata op"]
[Site "Mar del Plata"]
[Date "1994.??.??"]
[Round "3"]
[White "Alegria, Gregorio"]
[Black "Hobaica, Juan Pablo"]
[Result "0-1"]
[ECO "E61"]
[BlackElo "2230"]
[PlyCount "66"]
[EventDate "1994.04.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ARG"]
[SourceTitle "EXT 1997"]
[Source "ChessBase"]
[SourceDate "1996.11.15"]
[SourceVersion "1"]
[SourceVersionDate "1996.11.15"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. Nf3 0-0 5. h3 d6 6. Bf4 c6 7. e3 a6 8. a4 a5 9. Be2 Na6 10. 0-0 Qb6 11. b3 Bf5 12. Rc1 Rad8 13. g4 Bc8 14. Ne1 Ne8 15. Nd3 e5 16. c5 dxc5 17. dxe5 Be6 18. Rb1 f6 19. Qc2 Nb4 20. Nxb4 cxb4 21. exf6 Nxf6 22. Ne4 Nxe4 23. Qxe4 Bd5 24. Bc4 Qc5 25. Rfc1 Bc3 26. Bxd5+ Qxd5 27. Qxd5+ Rxd5 28. Rd1 Rxd1+ 29. Rxd1 b5 30. axb5 cxb5 31. Rb1 a4 32. bxa4 bxa4 33. Bd6 Rd8 0-1

[Event "Mar del Plata op"]
[Site "Mar del Plata"]
[Date "1994.??.??"]
[Round "1"]
[White "Vasta, Eduardo"]
[Black "Alegria, Gregorio"]
[Result "1/2-1/2"]
[ECO "B11"]
[WhiteElo "2400"]
[PlyCount "91"]
[EventDate "1994.04.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ARG"]
[SourceTitle "EXT 1997"]
[Source "ChessBase"]
[SourceDate "1996.11.15"]
[SourceVersion "1"]
[SourceVersionDate "1996.11.15"]
[SourceQuality "1"]

1. e4 c6 2. Nc3 d5 3. Nf3 Bg4 4. h3 Bxf3 5. Qxf3 dxe4 6. Nxe4 Nd7 7. d4 Ngf6 8. Bd3 Nxe4 9. Qxe4 Nf6 10. Qh4 e6 11. 0-0 Be7 12. c3 Qd5 13. Re1 h6 14. Qg3 Nh5 15. Qc7 Qd7 16. Qa5 Nf6 17. Bf4 Nd5 18. Be5 0-0 19. Qa4 Rfd8 20. Rad1 Bd6 21. c4 Ne7 22. Qc2 Bxe5 23. dxe5 Qe8 24. Be4 Rxd1 25. Rxd1 Rd8 26. Rd6 Nc8 27. Rd3 Rxd3 28. Qxd3 Kf8 29. b4 Qe7 30. b5 Qc7 31. bxc6 bxc6 32. f4 c5 33. Bf3 Ke7 34. Qh7 Qd7 35. Kh1 Qd4 36. Qxg7 Qxf4 37. Qh8 Qc1+ 38. Kh2 Qf4+ 39. Kh1 Qc1+ 40. Kh2 Qf4+ 41. Kg1 Nb6 42. Bc6 Nd7 43. Bxd7 Kxd7 44. Qb8 Qe3+ 45. Kh1 Qc1+ 46. Kh2 1/2-1/2

[Event "Mar del Plata op"]
[Site "Mar del Plata"]
[Date "1993.??.??"]
[Round "1"]
[White "Larsen, Bent"]
[Black "Alegria, Gregorio"]
[Result "1-0"]
[ECO "A12"]
[WhiteElo "2540"]
[PlyCount "73"]
[EventDate "1993.05.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ARG"]
[SourceTitle "EXT 1998"]
[Source "ChessBase"]
[SourceDate "1997.11.17"]
[SourceVersion "1"]
[SourceVersionDate "1997.11.17"]
[SourceQuality "1"]

1. c4 c6 2. b3 d5 3. Bb2 Bf5 4. Nf3 e6 5. g3 Nf6 6. Bg2 Be7 7. 0-0 0-0 8. d3 Nbd7 9. Nbd2 Re8 10. a3 a5 11. Bc3 Bf8 12. Re1 e5 13. cxd5 Nxd5 14. Bb2 Bg6 15. Nc4 Qc7 16. Rc1 N5b6 17. Nh4 Nxc4 18. Rxc4 Rad8 19. Nxg6 hxg6 20. h4 Bc5 21. Qc2 Qd6 22. Ra4 Bb6 23. Rd1 Nc5 24. Rc4 Ne6 25. e3 Qb8 26. b4 axb4 27. Rxb4 Qa7 28. Re4 f6 29. Ra4 Qb8 30. Qb3 Bc5 31. Bh3 Rd6 32. Re4 Kh7 33. d4 Qd8 34. Bxe6 Rexe6 35. Rc1 Bb6 36. dxe5 Rd3 37. Qxe6 1-0

[Event "Mar del Plata op 23rd"]
[Site "Mar del Plata"]
[Date "1992.04.??"]
[Round "?"]
[White "Gonzalez, Julio Alberto"]
[Black "Alegria, Gregorio"]
[Result "1/2-1/2"]
[ECO "A01"]
[PlyCount "76"]
[EventDate "1992.04.11"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ARG"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. b3 e5 2. Bb2 Nc6 3. e3 d6 4. Bb5 a6 5. Bxc6+ bxc6 6. Nf3 Bg4 7. h3 Bh5 8. d3 f5 9. Qd2 Nf6 10. Nc3 Be7 11. Ne2 a5 12. a4 c5 13. Ng3 Bg6 14. h4 Nh5 15. Nxh5 Bxh5 16. Bc3 c6 17. Ng1 Bf6 18. Ne2 Bf7 19. g3 0-0 20. e4 fxe4 21. dxe4 d5 22. f3 d4 23. Bb2 c4 24. Ba3 Be7 25. bxc4 Bxc4 26. Bxe7 Qxe7 27. 0-0 Qc5 28. Kg2 Rab8 29. Rfb1 Rxb1 30. Rxb1 Qa3 31. Ng1 Qxa4 32. Rb7 Ba6 33. Rxg7+ Kxg7 34. Qg5+ Kf7 35. Qf5+ Ke7 36. Qxe5+ Kf7 37. Qf5+ Kg7 38. Qg5+ Kf7 1/2-1/2

[Event "Mar del Plata op"]
[Site "Mar del Plata"]
[Date "1992.??.??"]
[Round "9"]
[White "Alegria, Gregorio"]
[Black "Moccero, Eduardo"]
[Result "1-0"]
[ECO "D40"]
[PlyCount "23"]
[EventDate "1992.??.??"]
[EventType "swiss"]
[EventRounds "9"]
[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 c5 4. e3 Nf6 5. Nf3 Nc6 6. Bd3 cxd4 7. exd4 Be7 8. 0-0 0-0 9. b3 dxc4 10. bxc4 Nxd4 11. Nxd4 e5 12. Nf5 1-0

[Event "Mar del Plata op"]
[Site "Mar del Plata"]
[Date "1992.??.??"]
[Round "7"]
[White "Alegria, Gregorio"]
[Black "Moreno, Carlos"]
[Result "1-0"]
[ECO "E41"]
[PlyCount "49"]
[EventDate "1992.??.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ARG"]
[SourceTitle "EXT 1998"]
[Source "ChessBase"]
[SourceDate "1997.11.17"]
[SourceVersion "1"]
[SourceVersionDate "1997.11.17"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 c5 5. Bd3 d5 6. Nf3 Bxc3+ 7. bxc3 Ne4 8. Qc2 f5 9. 0-0 Nd7 10. Nd2 b6 11. f3 Nd6 12. cxd5 exd5 13. Bxf5 Nf6 14. Bxc8 Rxc8 15. e4 dxe4 16. fxe4 Nf7 17. e5 Nd5 18. e6 Nd6 19. Ne4 Nxe4 20. Qxe4 Nxc3 21. Qf3 Qxd4+ 22. Be3 Qf6 23. Qg4 Qg6 24. Qc4 Ne4 25. Qb5+ 1-0

[Event "Mar del Plata op"]
[Site "Mar del Plata"]
[Date "1992.??.??"]
[Round "8"]
[White "Colombo Berra, Fernando"]
[Black "Alegria, Gregorio"]
[Result "1-0"]
[ECO "C41"]
[WhiteElo "2225"]
[PlyCount "123"]
[EventDate "1992.??.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ARG"]
[SourceTitle "EXT 1998"]
[Source "ChessBase"]
[SourceDate "1997.11.17"]
[SourceVersion "1"]
[SourceVersionDate "1997.11.17"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Nxd4 d6 5. Nc3 Nf6 6. Be2 Be7 7. 0-0 0-0 8. Be3 Nxd4 9. Bxd4 Re8 10. f4 c5 11. Bf2 a6 12. Bf3 Qc7 13. Re1 Bf8 14. Bg3 Be6 15. f5 Bc4 16. Bh4 Nd7 17. b3 Bb5 18. Nd5 Qb8 19. Qd2 Bc6 20. Nc3 b5 21. Rad1 Qc7 22. Qf4 b4 23. Nd5 Bxd5 24. Rxd5 Re5 25. Qg3 Rae8 26. Rdd1 c4 27. Bg5 f6 28. Bf4 Ra5 29. Bxd6 Bxd6 30. Qxd6 Qxd6 31. Rxd6 Ne5 32. a4 bxa3 33. b4 Ra4 34. Ra1 Rb8 35. c3 Nxf3+ 36. gxf3 a5 37. Rd4 axb4 38. Rxc4 a2 39. cxb4 Kf8 40. Rc2 Rba8 41. b5 Ke7 42. b6 Kd6 43. b7 Rb8 44. Raxa2 Rxa2 45. Rxa2 Rxb7 46. Kf2 Ke5 47. Kg3 Kd6 48. Rd2+ Ke7 49. h4 Kf7 50. h5 Ra7 51. Kg4 Rb7 52. f4 Ra7 53. Rd4 Rb7 54. e5 Ra7 55. e6+ Ke7 56. h6 gxh6 57. Rd7+ Rxd7 58. exd7 Kxd7 59. Kh5 Ke8 60. Kxh6 Kf8 61. Kxh7 Kf7 62. Kh6 1-0

[Event "Mar del Plata op"]
[Site "Mar del Plata"]
[Date "1992.??.??"]
[Round "2"]
[White "Perez Pietronave, Carlos"]
[Black "Alegria, Gregorio"]
[Result "1-0"]
[ECO "C44"]
[WhiteElo "2270"]
[PlyCount "17"]
[EventDate "1992.??.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ARG"]
[SourceTitle "EXT 1998"]
[Source "ChessBase"]
[SourceDate "1997.11.17"]
[SourceVersion "1"]
[SourceVersionDate "1997.11.17"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. c3 Nf6 4. d4 Nxe4 5. d5 Ne7 6. Nxe5 d6 7. Bb5+ c6 8. dxc6 Qb6 9. cxb7+ 1-0

[Event "Mar del Plata op"]
[Site "Mar del Plata"]
[Date "1991.??.??"]
[Round "?"]
[White "Alegria, Gregorio"]
[Black "Bordoni, Nestor"]
[Result "0-1"]
[ECO "E94"]
[PlyCount "50"]
[EventDate "1991.??.??"]
[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 g6 3. Nc3 Bg7 4. e4 d6 5. Nf3 0-0 6. Be2 Nbd7 7. 0-0 e5 8. d5 Nc5 9. Qc2 a5 10. b3 Bd7 11. a3 h6 12. Bd2 a4 13. b4 Nb3 14. Rab1 Nxd2 15. Qxd2 Nh5 16. Ne1 Nf4 17. Nd3 f5 18. Nxf4 exf4 19. f3 Qh4 20. Bd3 Rae8 21. Kh1 Bd4 22. Nb5 Be3 23. Qc2 fxe4 24. Bxe4 Re5 25. Rb2 Qxh2+ 0-1

