[Event "ARG-ch sf Amateur sf 20"]
[Site "Villaguay"]
[Date "2019.12.07"]
[Round "3.3"]
[White "Abregu, Miguel"]
[Black "Izquierdo, Daniel"]
[Result "0-1"]
[ECO "A48"]
[WhiteElo "2196"]
[BlackElo "2086"]
[PlyCount "96"]
[EventDate "2019.12.06"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "ARG"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 g6 3. Bf4 Bg7 4. e3 0-0 5. h3 b6 6. Be2 Bb7 7. 0-0 d6 8. Bh2 Nbd7 9. c4 e6 10. Nc3 Qe7 11. Qc2 Rac8 12. Rfd1 e5 13. dxe5 Nxe5 14. Nxe5 dxe5 15. Rd2 Rfd8 16. Rad1 Rxd2 17. Qxd2 Ne4 18. Nxe4 Bxe4 19. Qd7 Qxd7 20. Rxd7 Bc6 21. Rd2 Kf8 22. Bg3 Ke7 23. Bh4+ f6 24. f4 Ke6 25. Kf2 f5 26. fxe5 Bxe5 27. Bf3 Be4 28. Ke2 Bxf3+ 29. Kxf3 Bd6 30. Bg5 c6 31. g3 Bf8 32. h4 h6 33. Bf4 h5 34. Bg5 Bd6 35. Rd3 Rf8 36. Rd1 Be7 37. e4 Rd8 38. Re1 Rd3+ 39. Kg2 Bf6 40. Kh3 Bxb2 41. exf5+ Kxf5 42. Re7 Ra3 43. Rf7+ Ke4 44. Re7+ Kf3 45. Re6 Rxa2 46. Re3+ Kf2 47. Re6 Bd4 48. Bf4 g5 0-1

[Event "ARG-ch sf Amateur sf 20"]
[Site "Villaguay"]
[Date "2019.12.07"]
[Round "4.5"]
[White "Pereyra, Alex"]
[Black "Abregu, Miguel"]
[Result "0-1"]
[ECO "A03"]
[WhiteElo "1779"]
[BlackElo "2196"]
[PlyCount "152"]
[EventDate "2019.12.06"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "ARG"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. f4 d5 2. Nf3 g6 3. g3 Bg7 4. Bg2 c5 5. 0-0 Nc6 6. d3 Nh6 7. c3 0-0 8. e4 dxe4 9. dxe4 Qc7 10. Be3 Rd8 11. Qe2 b6 12. e5 a5 13. Na3 Ba6 14. Nb5 Qd7 15. a4 Qd3 16. Qxd3 Rxd3 17. Bxc5 bxc5 18. Ne1 Rd2 19. Bxc6 Rc8 20. Bf3 Rxb2 21. Nd3 Rc2 22. Be4 Re2 23. Rfe1 Rd2 24. Rad1 Ra2 25. Ra1 Rxa1 26. Rxa1 Ng4 27. Re1 Bf8 28. h3 Nh6 29. Rd1 e6 30. Nd6 Bxd6 31. exd6 Bxd3 32. Bxd3 Rd8 33. Be4 Nf5 34. Bxf5 gxf5 35. g4 fxg4 36. hxg4 Kf8 37. Kf2 Ke8 38. Ke3 Kd7 39. Ke4 Rf8 40. g5 f6 41. Rh1 Kxd6 42. gxf6 Rxf6 43. Rxh7 Rg6 44. Ra7 Rg3 45. Ra6+ Ke7 46. Rxa5 Rxc3 47. Ra7+ Kf6 48. a5 Ra3 49. a6 Ra4+ 50. Kf3 e5 51. fxe5+ Kxe5 52. Ke3 Kd5 53. Kd3 Ra3+ 54. Kc2 Kc4 55. Kb2 Rb3+ 56. Kc2 Rb6 57. Ra8 Rh6 58. a7 Rh2+ 59. Kd1 Rh7 60. Kc2 Rc7 61. Kc1 Kc3 62. Kb1 Rb7+ 63. Kc1 c4 64. Kd1 Rb1+ 65. Ke2 Ra1 66. Ke3 Re1+ 67. Kf2 Re7 68. Kf3 Rc7 69. Ke3 Kc2 70. Ke2 Re7+ 71. Kf3 c3 72. Kf2 Rc7 73. Ke2 Kc1 74. Ke1 c2 75. Ke2 Rb7 76. Kd3 Kb2 0-1

[Event "ARG-ch sf Amateur sf 20"]
[Site "Villaguay"]
[Date "2019.12.06"]
[Round "1.4"]
[White "Abregu, Miguel"]
[Black "Ghiotto, Mario"]
[Result "1-0"]
[ECO "D64"]
[WhiteElo "2196"]
[BlackElo "1621"]
[PlyCount "67"]
[EventDate "2019.12.06"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "ARG"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. d4 d5 2. Nf3 e6 3. c4 Nf6 4. Bg5 Be7 5. Nc3 c6 6. e3 h6 7. Bh4 0-0 8. Rc1 Nbd7 9. a3 Re8 10. Qc2 a5 11. Bd3 dxc4 12. Bxc4 Nd5 13. Bg3 Nxc3 14. Qxc3 c5 15. 0-0 b6 16. Rfd1 Bb7 17. dxc5 Bxf3 18. gxf3 Qc8 19. Bb5 Nxc5 20. Bxe8 Qxe8 21. Rc2 Bf6 22. Qc4 Rd8 23. Rxd8 Qxd8 24. Qe2 e5 25. b4 axb4 26. axb4 Ne6 27. Rc6 g5 28. Kg2 h5 29. Qc2 Kg7 30. h3 h4 31. Bh2 b5 32. Qe4 Qb8 33. Qd5 Nd8 34. Rd6 1-0

[Event "ARG-ch sf Amateur sf 20"]
[Site "Villaguay"]
[Date "2019.12.06"]
[Round "2.4"]
[White "Pereyra, Jonathan Leonel"]
[Black "Abregu, Miguel"]
[Result "0-1"]
[ECO "A02"]
[WhiteElo "1931"]
[BlackElo "2196"]
[PlyCount "94"]
[EventDate "2019.12.06"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "ARG"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. f4 g6 2. Nf3 Bg7 3. g3 b6 4. Bg2 Bb7 5. 0-0 c5 6. d3 d5 7. Nc3 Nd7 8. Qe1 d4 9. Ne4 Ngf6 10. Nfg5 Nxe4 11. Nxe4 Qc7 12. Bd2 0-0 13. c4 f5 14. Ng5 Bxg2 15. Kxg2 h6 16. Nf3 e5 17. fxe5 Nxe5 18. Bf4 Qc6 19. Bxe5 Bxe5 20. b4 Rae8 21. bxc5 bxc5 22. Rb1 Bc7 23. Qd2 Re3 24. Rf2 g5 25. Kf1 g4 26. Ng1 f4 27. gxf4 Rxf4 28. Qe1 Re6 29. Rxf4 Bxf4 30. Qh4 Be3 31. Qd8+ Re8 32. Qd5+ Qxd5 33. cxd5 Rd8 34. Kg2 Rxd5 35. Rb8+ Kg7 36. h3 h5 37. hxg4 hxg4 38. Rb1 Kg6 39. Kg3 Rh5 40. Rf1 Kg5 41. a4 Rh6 42. Kg2 Ra6 43. Ra1 Re6 44. Ra2 Rf6 45. Ra1 Kh4 46. Rf1 Rxf1 47. Kxf1 Kg3 0-1

[Event "ARG-ch sf 94th"]
[Site "Buenos Aires"]
[Date "2019.04.06"]
[Round "8"]
[White "Crespo, Eugenio"]
[Black "Abregu, Miguel"]
[Result "1-0"]
[ECO "A07"]
[WhiteElo "2151"]
[BlackElo "2251"]
[PlyCount "107"]
[EventDate "2019.03.30"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ARG"]
[SourceTitle "CBM 189 Extra"]
[Source "ChessBase"]
[SourceDate "2019.06.03"]
[SourceVersion "1"]
[SourceVersionDate "2019.06.03"]
[SourceQuality "1"]

1. Nf3 d5 2. g3 c6 3. Bg2 Bf5 4. b3 e6 5. 0-0 h6 6. Bb2 Nd7 7. d3 Ngf6 8. Nbd2 Bh7 9. Re1 Bc5 10. e4 0-0 11. e5 Ne8 12. d4 Be7 13. c4 Bb4 14. a3 Bxd2 15. Nxd2 b5 16. cxb5 cxb5 17. Qe2 Qb8 18. a4 bxa4 19. Rxa4 Nb6 20. Ra5 Nc7 21. Ba3 Rd8 22. Rc1 a6 23. Bd6 Rxd6 24. exd6 Nb5 25. Qe5 Nd7 26. Qf4 g5 27. Qe3 Qxd6 28. Bf1 Rb8 29. Rca1 Rb6 30. h4 f6 31. hxg5 hxg5 32. Bxb5 axb5 33. Ra8+ Kg7 34. R1a7 Qe7 35. Qc3 Rd6 36. Qc8 e5 37. dxe5 fxe5 38. Nf3 Kh6 39. Ra6 Rxa6 40. Rxa6+ Kg7 41. Qc6 Nf6 42. Nxg5 Bf5 43. Nf3 Bg4 44. Rb6 e4 45. Rb7 Bd7 46. Nd4 Kg6 47. Qc1 Qe5 48. Ne2 d4 49. Qf4 Qd5 50. Rb6 Be6 51. Qh4 Qxb3 52. Rxe6 Qxe6 53. Nf4+ Kf5 54. Qh3+ 1-0

[Event "ARG-ch sf 94th"]
[Site "Buenos Aires"]
[Date "2019.04.05"]
[Round "7"]
[White "Abregu, Miguel"]
[Black "Sanhueza, Cristian"]
[Result "0-1"]
[ECO "B55"]
[WhiteElo "2251"]
[BlackElo "2309"]
[PlyCount "110"]
[EventDate "2019.03.30"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ARG"]
[SourceTitle "CBM 189 Extra"]
[Source "ChessBase"]
[SourceDate "2019.06.03"]
[SourceVersion "1"]
[SourceVersionDate "2019.06.03"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Bd3 Nc6 6. Nxc6 bxc6 7. 0-0 g6 8. b3 Bg7 9. Bb2 0-0 10. Nd2 Be6 11. Qe2 Qa5 12. Nc4 Bxc4 13. Bxc4 Nd7 14. Bxg7 Kxg7 15. Qe3 Qb6 16. Qd2 a5 17. Rae1 Qc5 18. Re3 a4 19. Be2 axb3 20. cxb3 Qa5 21. Qb2+ Kg8 22. a4 Rfb8 23. Qc1 Rb6 24. Rc3 Nc5 25. Bd1 Rab8 26. e5 Ne4 27. Re3 Nd2 28. Rfe1 Nxb3 29. Bxb3 Rxb3 30. Rxb3 Rxb3 31. exd6 exd6 32. Qa1 Qc3 33. Qxc3 Rxc3 34. Re8+ Kg7 35. Kf1 Ra3 36. Ra8 Ra2 37. Ra6 Rc2 38. Ke1 Kf6 39. Kd1 Rxf2 40. Rxc6 Rxg2 41. Rxd6+ Ke5 42. Rd7 Ke6 43. Rd3 Ra2 44. Rd4 Rxh2 45. Kc1 Rh5 46. Kb2 Ra5 47. Kb3 h5 48. Kb4 Ra8 49. a5 g5 50. Kb5 g4 51. Kb6 g3 52. Re4+ Kf5 53. Ra4 g2 54. Ra1 h4 55. Kb7 Rg8 0-1

[Event "ARG-ch sf 94th"]
[Site "Buenos Aires"]
[Date "2019.04.04"]
[Round "6"]
[White "Acosta, Raul ER"]
[Black "Abregu, Miguel"]
[Result "0-1"]
[ECO "C50"]
[WhiteElo "2019"]
[BlackElo "2251"]
[PlyCount "118"]
[EventDate "2019.03.30"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ARG"]
[SourceTitle "CBM 189 Extra"]
[Source "ChessBase"]
[SourceDate "2019.06.03"]
[SourceVersion "1"]
[SourceVersionDate "2019.06.03"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Bc4 d6 5. Nxd4 Nf6 6. Nc3 Be7 7. 0-0 0-0 8. Re1 Nxd4 9. Qxd4 Be6 10. Bxe6 fxe6 11. Bg5 Nd7 12. Be3 c6 13. Rad1 Qe8 14. f4 Kh8 15. Qc4 d5 16. Qe2 Bb4 17. a3 Bxc3 18. bxc3 Nf6 19. exd5 exd5 20. Bd4 Qxe2 21. Rxe2 Ne4 22. g3 b5 23. a4 a6 24. Ra1 Kg8 25. Kg2 Rfe8 26. Ra3 Kf7 27. Re1 Nd6 28. Rxe8 Nxe8 29. Be5 Ke6 30. Kf3 g6 31. axb5 cxb5 32. Ke3 Nd6 33. Bxd6 Kxd6 34. Kd4 a5 35. Ra1 a4 36. h3 Re8 37. Rf1 Re2 38. g4 a3 39. f5 gxf5 40. gxf5 Re4+ 41. Kd3 Ke7 42. Kd2 a2 43. Ra1 Ra4 44. Kc1 Kf6 45. Kb2 h5 46. Rxa2 Rxa2+ 47. Kxa2 Kxf5 48. Kb3 Kf4 49. Kb4 Kg3 50. Kxb5 Kxh3 51. c4 dxc4 52. Kxc4 h4 53. Kb5 Kg3 54. c4 h3 55. c5 h2 56. c6 h1Q 57. Kb6 Kf4 58. Kc7 Ke5 59. Kd7 Qh7+ 0-1

[Event "ARG-ch sf 94th"]
[Site "Buenos Aires"]
[Date "2019.04.03"]
[Round "5"]
[White "Abregu, Miguel"]
[Black "Zapata Charles, Santiago"]
[Result "0-1"]
[ECO "D02"]
[WhiteElo "2251"]
[BlackElo "2303"]
[PlyCount "92"]
[EventDate "2019.03.30"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ARG"]
[SourceTitle "CBM 189 Extra"]
[Source "ChessBase"]
[SourceDate "2019.06.03"]
[SourceVersion "1"]
[SourceVersionDate "2019.06.03"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 g6 3. Bf4 Bg7 4. e3 d5 5. h3 c5 6. c3 Nc6 7. Nbd2 0-0 8. Be2 Nd7 9. 0-0 e5 10. dxe5 Ndxe5 11. Nxe5 Nxe5 12. Nf3 Nc6 13. Qb3 c4 14. Qd1 b5 15. Nd4 Nxd4 16. exd4 Bf5 17. Qd2 Re8 18. Rfe1 Qd7 19. g4 Be6 20. Bf3 h5 21. gxh5 Bxh3 22. Rxe8+ Rxe8 23. Bg3 Bg4 24. Bxg4 Qxg4 25. hxg6 Qxg6 26. Re1 Rxe1+ 27. Qxe1 Qe6 28. Qd1 Qe4 29. a4 b4 30. cxb4 Bxd4 31. Qd2 Bg7 32. b5 d4 33. a5 c3 34. bxc3 dxc3 35. Qd8+ Kh7 36. Qc7 Qb1+ 37. Kg2 Qxb5 38. Qxa7 Qc6+ 39. f3 Qc4 40. Qc7 Qxc7 41. Bxc7 c2 42. Bf4 Bh6 43. a6 Bxf4 44. a7 c1Q 45. a8Q Qc2+ 46. Kh3 Qg6 0-1

[Event "ARG-ch sf 94th"]
[Site "Buenos Aires"]
[Date "2019.04.02"]
[Round "4"]
[White "Pierrot, Juan Facundo"]
[Black "Abregu, Miguel"]
[Result "1/2-1/2"]
[ECO "E11"]
[WhiteElo "2383"]
[BlackElo "2251"]
[PlyCount "100"]
[EventDate "2019.03.30"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ARG"]
[SourceTitle "CBM 189 Extra"]
[Source "ChessBase"]
[SourceDate "2019.06.03"]
[SourceVersion "1"]
[SourceVersionDate "2019.06.03"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. g3 d5 4. Nf3 Bb4+ 5. Bd2 Be7 6. Bg2 0-0 7. 0-0 Ne4 8. Nc3 Nxc3 9. bxc3 c6 10. a4 Nd7 11. a5 dxc4 12. Qa4 c5 13. Qxc4 cxd4 14. cxd4 Nf6 15. Ne5 Nd5 16. Rfb1 f6 17. Nd3 Rf7 18. e4 Nc7 19. Bf4 Bf8 20. Nc5 g5 21. Be3 Bxc5 22. Qxc5 Na6 23. Qb5 Qd7 24. Qb3 Nc7 25. Rc1 Nb5 26. Ra4 a6 27. e5 fxe5 28. dxe5 Rf5 29. Rac4 Qe8 30. Rc5 h6 31. Qc2 Rf8 32. Rxb5 axb5 33. Bc5 Rf5 34. Bd6 Bd7 35. Bxb7 Rxa5 36. Be4 Ra4 37. Bxf5 exf5 38. Qc7 Rc4 39. Rxc4 bxc4 40. Qxc4+ Be6 41. Qc1 Qa4 42. h3 Qe4 43. Kh2 Qe2 44. Qc5 Qf3 45. Qe3 Qxe3 46. fxe3 Kf7 47. Kg2 h5 48. h4 Bd5+ 49. Kf2 gxh4 50. gxh4 Ke6 1/2-1/2

[Event "ARG-ch sf 94th"]
[Site "Buenos Aires"]
[Date "2019.04.01"]
[Round "3"]
[White "Abregu, Miguel"]
[Black "Slipak, Sergio"]
[Result "1/2-1/2"]
[ECO "C60"]
[WhiteElo "2251"]
[BlackElo "2427"]
[PlyCount "34"]
[EventDate "2019.03.30"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ARG"]
[SourceTitle "CBM 189 Extra"]
[Source "ChessBase"]
[SourceDate "2019.06.03"]
[SourceVersion "1"]
[SourceVersionDate "2019.06.03"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nge7 5. 0-0 g6 6. d4 exd4 7. Nxd4 Bg7 8. c3 0-0 9. Bg5 h6 10. Nxc6 bxc6 11. Be3 d6 12. Bd4 c5 13. Bxg7 Kxg7 14. b4 cxb4 15. cxb4 Be6 16. Nc3 c5 17. Bb3 Qd7 1/2-1/2

[Event "ARG-ch sf 94th"]
[Site "Buenos Aires"]
[Date "2019.03.30"]
[Round "1"]
[White "Sala, Esteban"]
[Black "Abregu, Miguel"]
[Result "0-1"]
[ECO "B23"]
[WhiteElo "1775"]
[BlackElo "2251"]
[PlyCount "54"]
[EventDate "2019.03.30"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ARG"]
[SourceTitle "CBM 189 Extra"]
[Source "ChessBase"]
[SourceDate "2019.06.03"]
[SourceVersion "1"]
[SourceVersionDate "2019.06.03"]
[SourceQuality "1"]

1. e4 c5 2. Nc3 Nc6 3. f4 g6 4. Nf3 Bg7 5. Bc4 a6 6. d3 d6 7. 0-0 e6 8. Qe1 Nge7 9. f5 gxf5 10. Qh4 b5 11. Bb3 c4 12. dxc4 b4 13. Na4 Bb7 14. Bh6 Rg8 15. Bxg7 Rxg7 16. Qf6 Rg6 17. Qh8+ Rg8 18. Qxh7 fxe4 19. Ng5 Rxg5 20. Qxf7+ Kd7 21. c5 Nd4 22. Nb6+ Kc7 23. Nxa8+ Bxa8 24. cxd6+ Qxd6 25. Rad1 e3 26. Rxd4 Rxg2+ 27. Kh1 Qxh2# 0-1

[Event "Buenos Aires La Porta Cup"]
[Site "Buenos Aires"]
[Date "2019.03.29"]
[Round "9"]
[White "Geslin, Ezequiel"]
[Black "Abregu, Miguel"]
[Result "1-0"]
[ECO "B22"]
[WhiteElo "2015"]
[BlackElo "2251"]
[PlyCount "98"]
[EventDate "2019.03.20"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ARG"]
[SourceTitle "CBM 189 Extra"]
[Source "ChessBase"]
[SourceDate "2019.06.03"]
[SourceVersion "1"]
[SourceVersionDate "2019.06.03"]
[SourceQuality "1"]

1. e4 c5 2. c3 d5 3. exd5 Qxd5 4. d4 a6 5. Nf3 Nf6 6. Be2 Bg4 7. Be3 cxd4 8. cxd4 e6 9. Nc3 Qa5 10. 0-0 Nc6 11. a3 Be7 12. Qb3 Qc7 13. Bf4 Qxf4 14. Qxb7 0-0 15. Qxc6 Rac8 16. Qxa6 Rb8 17. g3 Qh6 18. Ne5 Bh3 19. Rfb1 Ra8 20. Qb7 Rfe8 21. Qf3 Bd6 22. Qe3 Qxe3 23. fxe3 Rec8 24. Nc4 Bc7 25. b4 Bg4 26. Rc1 Rab8 27. Bxg4 Nxg4 28. Ne4 Re8 29. Rc3 Rbd8 30. h3 Nf6 31. Nxf6+ gxf6 32. Kf2 h5 33. b5 Rd5 34. b6 Rf5+ 35. Kg2 Bb8 36. e4 Rg5 37. h4 Rg4 38. a4 Rxe4 39. a5 Rxd4 40. a6 Rd7 41. a7 Bxa7 42. bxa7 Ra8 43. Rca3 Rb7 44. Ra6 Kg7 45. Nb6 Raxa7 46. Rxa7 Rxb6 47. R1a2 f5 48. Rc2 Rb8 49. Rcc7 Rf8 1-0

[Event "Buenos Aires La Porta Cup"]
[Site "Buenos Aires"]
[Date "2019.03.28"]
[Round "8"]
[White "Abregu, Miguel"]
[Black "Sobrero, Sebastian"]
[Result "1/2-1/2"]
[ECO "B13"]
[WhiteElo "2251"]
[BlackElo "2052"]
[PlyCount "104"]
[EventDate "2019.03.20"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ARG"]
[SourceTitle "CBM 189 Extra"]
[Source "ChessBase"]
[SourceDate "2019.06.03"]
[SourceVersion "1"]
[SourceVersionDate "2019.06.03"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 c5 3. c3 e6 4. Bf4 d5 5. e3 Nc6 6. Nbd2 cxd4 7. exd4 Be7 8. Bd3 Nh5 9. Be3 Bd6 10. Ne5 Nf6 11. f4 Qe7 12. 0-0 Bd7 13. Kh1 h5 14. Bg1 0-0-0 15. b4 Rdg8 16. b5 Nd8 17. c4 h4 18. Be3 Nh5 19. Rf3 g5 20. fxg5 Bxe5 21. dxe5 d4 22. Bf4 Nxf4 23. Rxf4 Qxg5 24. Qf1 h3 25. g3 Qxe5 26. Re1 Qc7 27. Qe2 f5 28. Nf3 Nf7 29. Ne5 Nxe5 30. Qxe5 Qxe5 31. Rxe5 Rg4 32. Rxg4 fxg4 33. Kg1 Kc7 34. Re4 e5 35. Rxe5 Re8 36. Rc5+ Kd6 37. Rd5+ Kc7 38. Kf2 Rf8+ 39. Ke2 Re8+ 40. Kf2 Rf8+ 41. Ke1 Re8+ 42. Be2 Re4 43. Kd2 Be6 44. Rg5 b6 45. Rg7+ Bd7 46. Bd3 Re5 47. Be2 Re4 48. Rg6 Be6 49. Rg7+ Bd7 50. Bd1 Kd6 51. Bb3 Re3 52. Bd1 Re4 1/2-1/2

[Event "Buenos Aires La Porta Cup"]
[Site "Buenos Aires"]
[Date "2019.03.26"]
[Round "6"]
[White "Abregu, Miguel"]
[Black "Conde, Adrian"]
[Result "0-1"]
[ECO "D02"]
[WhiteElo "2251"]
[BlackElo "2055"]
[PlyCount "83"]
[EventDate "2019.03.20"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ARG"]
[SourceTitle "CBM 189 Extra"]
[Source "ChessBase"]
[SourceDate "2019.06.03"]
[SourceVersion "1"]
[SourceVersionDate "2019.06.03"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 e6 3. Bf4 d5 4. e3 c5 5. c3 Qb6 6. Qb3 c4 7. Qc2 Nc6 8. Nbd2 Be7 9. h3 Nh5 10. Bh2 f5 11. b3 cxb3 12. axb3 0-0 13. b4 Bd7 14. b5 Nd8 15. Ne5 Be8 16. g4 Nf6 17. c4 dxc4 18. Bxc4 Ne4 19. Nxe4 fxe4 20. 0-0 Nf7 21. Nxf7 Bxf7 22. Qxe4 Rfc8 23. Rfc1 Bf6 24. Be2 Bg6 25. Qg2 a5 26. bxa6 bxa6 27. Rxc8+ Rxc8 28. Bxa6 Qxa6 29. Rxa6 Rc1+ 30. Qf1 Rxf1+ 31. Kg2 Be4+ 32. f3 Rxf3 33. Rxe6 Rxe3+ 34. Kf2 Bxd4 35. Rd6 Bc5 36. Rd8+ Kf7 37. Rc8 Rxh3+ 38. Rxc5 Rxh2+ 39. Kg3 Rc2 40. Re5 Bc6 41. Ra5 Rc4 42. Ra7+ 0-1

[Event "Buenos Aires La Porta Cup"]
[Site "Buenos Aires"]
[Date "2019.03.25"]
[Round "5"]
[White "Zamudio, Jose Alberto"]
[Black "Abregu, Miguel"]
[Result "1/2-1/2"]
[ECO "C11"]
[WhiteElo "2082"]
[BlackElo "2251"]
[PlyCount "141"]
[EventDate "2019.03.20"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ARG"]
[SourceTitle "CBM 189 Extra"]
[Source "ChessBase"]
[SourceDate "2019.06.03"]
[SourceVersion "1"]
[SourceVersionDate "2019.06.03"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. Nc3 Nf6 4. e5 Nfd7 5. Nf3 c5 6. Bb5 a6 7. Bxd7+ Bxd7 8. 0-0 Nc6 9. Ne2 Rc8 10. c3 cxd4 11. Nexd4 Be7 12. Re1 Qb6 13. Qe2 Qa7 14. Be3 Qb8 15. Bg5 Nxd4 16. cxd4 Bb5 17. Qd2 Bf8 18. Rac1 h6 19. Rxc8+ Qxc8 20. Rc1 Qd7 21. Be3 Be7 22. g4 Bc6 23. Ne1 f6 24. Nd3 Bb5 25. Nf4 0-0 26. Ng6 Re8 27. Bxh6 Bd8 28. Be3 Qf7 29. Nf4 fxe5 30. dxe5 d4 31. Qxd4 Bc6 32. Qd3 Bc7 33. Rxc6 bxc6 34. Qe4 Qd7 35. h3 Rb8 36. b3 Rb5 37. Nd3 Rd5 38. Nc5 Rxe5 39. Nxd7 Rxe4 40. Nc5 Re5 41. Nxa6 Bd6 42. b4 Rd5 43. a4 Kf7 44. Nc5 Rd1+ 45. Kg2 Rb1 46. b5 cxb5 47. axb5 Rxb5 48. Ne4 Be7 49. Kf3 g6 50. Kg2 Ra5 51. Kf3 Ra4 52. Nd2 Ke8 53. Ne4 Ra1 54. Kg2 Kd7 55. Kg3 e5 56. h4 Ke6 57. Ng5+ Kd5 58. h5 gxh5 59. gxh5 Bxg5 60. Bxg5 Rg1+ 61. Kh4 Ke4 62. Be3 Kf5 63. h6 Ke4 64. Kh5 Kf5 65. Kh4 Rg4+ 66. Kh3 Rc4 67. Kg3 Rc8 68. Kh4 Rb8 69. Bc1 Rb4+ 70. Kg3 Rg4+ 71. Kh3 1/2-1/2

[Event "Buenos Aires La Porta Cup"]
[Site "Buenos Aires"]
[Date "2019.03.23"]
[Round "4"]
[White "Abregu, Miguel"]
[Black "Campos, Maria Jose"]
[Result "1-0"]
[ECO "E31"]
[WhiteElo "2251"]
[BlackElo "1987"]
[PlyCount "121"]
[EventDate "2019.03.20"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ARG"]
[SourceTitle "CBM 189 Extra"]
[Source "ChessBase"]
[SourceDate "2019.06.03"]
[SourceVersion "1"]
[SourceVersionDate "2019.06.03"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Bg5 c5 5. d5 d6 6. e3 h6 7. Bh4 e5 8. Bd3 g5 9. Bg3 h5 10. h4 g4 11. Nge2 Nbd7 12. a3 Bxc3+ 13. Nxc3 Nf8 14. Qc2 Bd7 15. b4 Rc8 16. b5 Rg8 17. a4 Ng6 18. a5 Qe7 19. a6 b6 20. 0-0-0 Kd8 21. Rde1 Kc7 22. f4 gxf3 23. gxf3 Rce8 24. Qh2 Kb8 25. Reg1 Rg7 26. Bc2 Reg8 27. Be1 Kc7 28. Rg5 e4 29. f4 Bg4 30. Rg1 Nh7 31. R5xg4 hxg4 32. Rxg4 f5 33. Rg3 Nf6 34. Rg5 Nh7 35. Rxf5 Nf6 36. h5 Nf8 37. Bh4 N8h7 38. Kb2 Rg2 39. Qh1 Qd7 40. Rxf6 Nxf6 41. Bxf6 Qf7 42. Bg5 R8xg5 43. fxg5 Qf2 44. Qc1 Rg1 45. Nd1 Qf5 46. Qd2 Qxg5 47. Bxe4 Qxh5 48. Nc3 Qf7 49. Bd3 Qg7 50. Bc2 Qf6 51. Qh2 Qf1 52. Qh7+ Kd8 53. Qxa7 Qa1+ 54. Kb3 Qa5 55. Qb8+ Ke7 56. Qc7+ Ke8 57. Qc8+ Kf7 58. Qd7+ Kg8 59. Qh7+ Kf8 60. Na2 Rg7 61. Qh6 1-0

[Event "Buenos Aires La Porta Cup"]
[Site "Buenos Aires"]
[Date "2019.03.22"]
[Round "3"]
[White "Meza, Anahi Silvina"]
[Black "Abregu, Miguel"]
[Result "1-0"]
[ECO "E57"]
[WhiteElo "2073"]
[BlackElo "2251"]
[PlyCount "73"]
[EventDate "2019.03.20"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ARG"]
[SourceTitle "CBM 189 Extra"]
[Source "ChessBase"]
[SourceDate "2019.06.03"]
[SourceVersion "1"]
[SourceVersionDate "2019.06.03"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 0-0 5. Bd3 d5 6. Nf3 c5 7. 0-0 dxc4 8. Bxc4 Nc6 9. Bd3 cxd4 10. exd4 Be7 11. a3 b6 12. b4 Bb7 13. Bb2 g6 14. Ne4 Nd5 15. Qd2 Bf6 16. Nxf6+ Qxf6 17. Be4 Rfd8 18. Qh6 Nce7 19. Bc1 Qg7 20. Qh3 h5 21. Bg5 Re8 22. Ne5 Rad8 23. Rac1 Nf4 24. Bxf4 Bxe4 25. Rc7 Bf5 26. Qg3 Rc8 27. Rfc1 f6 28. Nf3 Rxc7 29. Rxc7 Rc8 30. Rxa7 Qf8 31. h3 Qd8 32. Bc7 Qd5 33. Bxb6 Nc6 34. Rc7 Ra8 35. Nh4 g5 36. Nxf5 exf5 37. Qc3 1-0

[Event "Buenos Aires La Porta Cup"]
[Site "Buenos Aires"]
[Date "2019.03.21"]
[Round "2"]
[White "Abregu, Miguel"]
[Black "Alvarez, Alberto Elias"]
[Result "1-0"]
[ECO "A41"]
[WhiteElo "2251"]
[BlackElo "1959"]
[PlyCount "91"]
[EventDate "2019.03.20"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ARG"]
[SourceTitle "CBM 189 Extra"]
[Source "ChessBase"]
[SourceDate "2019.06.03"]
[SourceVersion "1"]
[SourceVersionDate "2019.06.03"]
[SourceQuality "1"]

1. d4 g6 2. Nf3 Bg7 3. Bf4 d6 4. e3 Nd7 5. Bg3 Ngf6 6. Nbd2 0-0 7. h3 c5 8. c3 a6 9. a4 b6 10. Be2 Bb7 11. 0-0 Re8 12. Bh2 Bc6 13. Re1 b5 14. dxc5 dxc5 15. axb5 axb5 16. Qc2 Qb6 17. Ne5 Nxe5 18. Bxe5 Rxa1 19. Rxa1 Ra8 20. Rxa8+ Bxa8 21. Qb3 Bc6 22. Bf3 Bxf3 23. Nxf3 Nd7 24. Bg3 Qc6 25. Qd1 b4 26. Qc2 bxc3 27. bxc3 c4 28. Qb2 Qb6 29. Qa3 Bf6 30. Qa4 Qb1+ 31. Kh2 Qd3 32. Nd4 Nc5 33. Qe8+ Kg7 34. Nc6 Ne4 35. Ne5 Qd5 36. Nd7 h6 37. Qf8+ Kh7 38. Qd8 Nxc3 39. e4 Qc6 40. Nf8+ Kg7 41. e5 Bg5 42. Nd7 Qd5 43. f4 Ne2 44. fxg5 hxg5 45. Qf8+ Kh7 46. Nf6+ 1-0

[Event "Buenos Aires La Porta Cup"]
[Site "Buenos Aires"]
[Date "2019.03.20"]
[Round "1"]
[White "Araoz, Claudio Alberto"]
[Black "Abregu, Miguel"]
[Result "0-1"]
[ECO "A45"]
[WhiteElo "1774"]
[BlackElo "2251"]
[PlyCount "38"]
[EventDate "2019.03.20"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ARG"]
[SourceTitle "CBM 189 Extra"]
[Source "ChessBase"]
[SourceDate "2019.06.03"]
[SourceVersion "1"]
[SourceVersionDate "2019.06.03"]
[SourceQuality "1"]

1. d4 Nf6 2. Bf4 e6 3. e3 c5 4. c3 d5 5. Bd3 Qb6 6. Qc1 Bd7 7. a4 c4 8. Bc2 Nc6 9. Nf3 Nh5 10. Nbd2 f5 11. b3 cxb3 12. Nxb3 Na5 13. Nfd2 Rc8 14. Qb2 Nxb3 15. Bxb3 Nxf4 16. exf4 Qc7 17. g3 Qxc3 18. Qxc3 Rxc3 19. 0-0 Bb4 0-1

[Event "Buenos Aires CAA+"]
[Site "Buenos Aires"]
[Date "2004.??.??"]
[Round "?"]
[White "Altamirano, Benjamin"]
[Black "Abregu, Miguel"]
[Result "0-1"]
[ECO "A21"]
[WhiteElo "2296"]
[BlackElo "2244"]
[PlyCount "67"]
[EventDate "2004.03.22"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "ARG"]
[EventCategory "2"]
[SourceTitle "EXT 2005"]
[Source "ChessBase"]
[SourceDate "2004.11.15"]
[SourceVersion "1"]
[SourceVersionDate "2004.11.15"]
[SourceQuality "1"]

1. c4 c6 2. g3 g6 3. Bg2 Bg7 4. Nc3 e5 5. e4 d6 6. Nge2 a5 7. h4 Be6 8. b3 c5 9. d3 Nc6 10. Nd5 f6 11. a3 Nge7 12. Rb1 0-0 13. b4 Qd7 14. bxc5 dxc5 15. Be3 b6 16. Qa4 Rac8 17. 0-0 Nxd5 18. cxd5 Nd4 19. Qd1 Bh3 20. Nxd4 cxd4 21. Bd2 Bxg2 22. Kxg2 f5 23. Rc1 Rxc1 24. Bxc1 f4 25. gxf4 exf4 26. f3 Be5 27. Bd2 Rc8 28. Qb3 Qe7 29. Kh3 Kf7 30. Rc1 Rxc1 31. Bxc1 Qd7+ 32. Kg2 Qe8 33. d6+ Kg7 34. Qd5 0-1

[Event "Boca Juniors op"]
[Site "Buenos Aires"]
[Date "1998.05.16"]
[Round "9"]
[White "Abregu, Miguel"]
[Black "Minzer, Claudio Javier"]
[Result "1-0"]
[ECO "A70"]
[WhiteElo "2290"]
[BlackElo "2380"]
[PlyCount "105"]
[EventDate "1998.05.07"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ARG"]
[SourceTitle "CBM 064 Extra"]
[Source "ChessBase"]
[SourceDate "1998.07.07"]
[SourceVersion "1"]
[SourceVersionDate "1998.07.07"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nf3 c5 4. d5 exd5 5. cxd5 d6 6. e4 g6 7. Nc3 Bg7 8. Bb5+ Bd7 9. Bd3 0-0 10. a4 Bg4 11. h3 Bxf3 12. Qxf3 Nbd7 13. Bf4 Qe7 14. 0-0 Ne5 15. Qe3 a6 16. Be2 Rfe8 17. Bg5 Ned7 18. Bd3 Rab8 19. Rfe1 Qf8 20. Qd2 h6 21. Bf4 g5 22. Bh2 Ne5 23. Bf1 Ng6 24. a5 Qe7 25. Ra4 Qc7 26. Nd1 b5 27. axb6 Rxb6 28. Nc3 Ne5 29. Rxa6 Rxa6 30. Bxa6 Nfd7 31. Bb5 Ra8 32. f4 gxf4 33. Bxf4 Kh7 34. Rf1 Nf8 35. Qe2 Nfg6 36. Bg3 Qe7 37. Rf5 Rb8 38. Qf1 Rf8 39. Kh1 Kg8 40. Be2 Nd7 41. Nb5 Nde5 42. Rh5 Rd8 43. Be1 Qf6 44. Qxf6 Bxf6 45. Rxh6 Bg7 46. Rh5 Nf4 47. Ba5 Nxh5 48. Bxh5 Rb8 49. Nxd6 Rxb2 50. Nf5 Rb4 51. d6 Rxe4 52. Bf3 Nxf3 53. d7 1-0

[Event "Boca Juniors op"]
[Site "Buenos Aires"]
[Date "1998.05.09"]
[Round "3"]
[White "Abregu, Miguel"]
[Black "Rodriguez Vila, Andres"]
[Result "0-1"]
[ECO "A89"]
[WhiteElo "2290"]
[BlackElo "2475"]
[PlyCount "82"]
[EventDate "1998.05.07"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ARG"]
[SourceTitle "CBM 064 Extra"]
[Source "ChessBase"]
[SourceDate "1998.07.07"]
[SourceVersion "1"]
[SourceVersionDate "1998.07.07"]
[SourceQuality "1"]

1. d4 f5 2. c4 Nf6 3. Nf3 g6 4. g3 Bg7 5. Bg2 0-0 6. 0-0 d6 7. Nc3 Nc6 8. d5 Na5 9. Nd2 c5 10. Qc2 e5 11. dxe6 Bxe6 12. Rd1 Nc6 13. e3 Qe7 14. b3 Nb4 15. Qb1 f4 16. gxf4 Ng4 17. Nce4 Bxa1 18. Qxa1 d5 19. cxd5 Bxd5 20. a3 Rad8 21. Rf1 Nd3 22. Qc3 Nxc1 23. Rxc1 b6 24. h3 Nf6 25. Nxf6+ Qxf6 26. Bxd5+ Rxd5 27. Qc4 Qf7 28. Ne4 Rfd8 29. Kh2 Rd3 30. Qa4 Kh8 31. b4 Qe8 32. Qxe8+ Rxe8 33. Ng5 Rc8 34. Nf7+ Kg7 35. Ne5 Rxa3 36. bxc5 Rxc5 37. Rd1 Rc7 38. Rd8 b5 39. Rb8 Rb3 40. Nf3 Rb2 41. Kg3 a5 0-1

[Event "Boca Juniors op"]
[Site "Buenos Aires"]
[Date "1998.05.08"]
[Round "2"]
[White "Llanos, Guillermo"]
[Black "Abregu, Miguel"]
[Result "1/2-1/2"]
[ECO "D37"]
[WhiteElo "2370"]
[BlackElo "2290"]
[PlyCount "94"]
[EventDate "1998.05.07"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ARG"]
[SourceTitle "CBM 064 Extra"]
[Source "ChessBase"]
[SourceDate "1998.07.07"]
[SourceVersion "1"]
[SourceVersionDate "1998.07.07"]
[SourceQuality "1"]

1. Nf3 Nf6 2. c4 e6 3. Nc3 d5 4. d4 Be7 5. Bf4 0-0 6. e3 c6 7. h3 Nbd7 8. Qc2 Re8 9. a3 Nf8 10. Rd1 Ng6 11. Bh2 Bd6 12. Bxd6 Qxd6 13. Bd3 Bd7 14. 0-0 Rac8 15. c5 Qc7 16. b4 a6 17. Rb1 Nf8 18. a4 Ra8 19. Rb2 Bc8 20. Ne5 N6d7 21. f4 f6 22. Nxd7 Bxd7 23. e4 dxe4 24. Nxe4 Re7 25. g4 Kh8 26. Qc1 Rd8 27. Qe3 Be8 28. Rd2 Bg6 29. Bc4 b5 30. Bb3 bxa4 31. Bxa4 Rb8 32. Rb2 e5 33. dxe5 Bxe4 34. Qxe4 fxe5 35. Qxc6 exf4 36. Qxc7 Rxc7 37. Rxf4 Ne6 38. Re4 Ng5 39. Re3 g6 40. Be8 Nxh3+ 41. Rxh3 Rxe8 42. Ra3 Rc6 43. Kg2 Kg7 44. Kg3 Re4 45. g5 h6 46. gxh6+ Kxh6 47. Kf3 Re8 1/2-1/2

[Event "Buenos Aires FMDA-chT"]
[Site "Buenos Aires"]
[Date "1998.??.??"]
[Round "2"]
[White "Abregu, Miguel"]
[Black "Berrotaran, Esteban"]
[Result "1/2-1/2"]
[ECO "A98"]
[WhiteElo "2290"]
[BlackElo "2205"]
[PlyCount "43"]
[EventDate "1998.11.??"]
[EventType "team"]
[EventRounds "7"]
[EventCountry "ARG"]
[SourceTitle "EXT 2002"]
[Source "ChessBase"]
[SourceDate "2001.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2001.11.25"]
[SourceQuality "1"]

1. d4 e6 2. Nf3 f5 3. g3 Nf6 4. Bg2 Be7 5. 0-0 0-0 6. c4 d6 7. Nc3 Qe8 8. Qc2 Qh5 9. e4 fxe4 10. Nxe4 Nc6 11. Nxf6+ Bxf6 12. Be3 e5 13. dxe5 Nxe5 14. Nxe5 Qxe5 15. c5 dxc5 16. Bxc5 Re8 17. Be3 c6 18. Qb3+ Kh8 19. Rae1 Bf5 20. Qxb7 Rab8 21. Qxc6 Rec8 22. Bf4 1/2-1/2

[Event "Buenos Aires JMB op"]
[Site "Buenos Aires"]
[Date "1993.??.??"]
[Round "1"]
[White "Abalos, J."]
[Black "Abregu, Miguel"]
[Result "0-1"]
[ECO "E30"]
[BlackElo "2225"]
[PlyCount "26"]
[EventDate "1993.??.??"]
[EventType "swiss"]
[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 e6 3. Nc3 Bb4 4. Bg5 c5 5. e3 Qa5 6. Bxf6 Bxc3+ 7. Ke2 gxf6 8. bxc3 Qxc3 9. Rc1 Qa3 10. Qd2 cxd4 11. exd4 Nc6 12. Nf3 Qa5 13. a3 b6 0-1

[Event "Buenos Aires op3"]
[Site "Buenos Aires"]
[Date "1993.??.??"]
[Round "1"]
[White "Abregu, Miguel"]
[Black "Araoz, Hernan"]
[Result "1-0"]
[ECO "A90"]
[WhiteElo "2225"]
[PlyCount "45"]
[EventDate "1993.??.??"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "ARG"]
[SourceTitle "EXT 2000"]
[Source "ChessBase"]
[SourceDate "1999.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1999.11.16"]
[SourceQuality "1"]

1. d4 f5 2. g3 Nf6 3. c4 e6 4. Bg2 d5 5. Nf3 c6 6. 0-0 Bd6 7. Qc2 0-0 8. Nc3 Nbd7 9. cxd5 Nxd5 10. e4 Nxc3 11. bxc3 Nb6 12. a4 Qc7 13. a5 Nd7 14. Ng5 Nb8 15. Qa2 Qe7 16. e5 Bc7 17. h4 Rd8 18. Nh3 h6 19. h5 Nd7 20. Nf4 Nf8 21. a6 Bb6 22. Ba3 c5 23. dxc5 1-0

[Event "Buenos Aires JMB op"]
[Site "Buenos Aires"]
[Date "1993.??.??"]
[Round "7"]
[White "Abregu, Miguel"]
[Black "Mendez, Gustavo"]
[Result "0-1"]
[ECO "A54"]
[WhiteElo "2280"]
[BlackElo "2235"]
[PlyCount "107"]
[EventDate "1993.??.??"]
[EventType "swiss"]
[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 d6 3. Nc3 Nbd7 4. Nf3 e5 5. g3 Be7 6. Bg2 0-0 7. 0-0 h6 8. Qc2 c6 9. Rd1 Qc7 10. h3 Re8 11. Be3 Bf8 12. Rac1 g6 13. Na4 b6 14. dxe5 dxe5 15. c5 b5 16. Nc3 b4 17. Ne4 Nxe4 18. Qxe4 Ba6 19. Nh4 Re6 20. Qc2 Bb5 21. Qd2 Nf6 22. Bxh6 Bxh6 23. Qxh6 e4 24. e3 Qe5 25. Rd4 g5 26. Ng6 fxg6 27. Qxg6+ Kf8 28. Rcd1 Rae8 29. Qh6+ Kf7 30. h4 g4 31. Rxb4 Qxc5 32. Rbd4 Bd3 33. Bf1 Bxf1 34. Kxf1 Qf5 35. Rb4 Nd5 36. Rb7+ Ne7 37. Qf4 Qxf4 38. exf4 Kf6 39. Rxa7 Nd5 40. Re1 e3 41. Rc1 c5 42. fxe3 Nxe3+ 43. Kf2 Nf5 44. Rc2 Nd4 45. Rd2 Re2+ 46. Rxe2 Rxe2+ 47. Kf1 Rxb2 48. h5 Ne2 49. h6 Nxg3+ 50. Kg1 Ne2+ 51. Kf2 g3+ 52. Kg2 Nxf4+ 53. Kxg3 Ng6 54. h7 0-1

[Event "Buenos Aires JMB op"]
[Site "Buenos Aires"]
[Date "1993.??.??"]
[Round "2"]
[White "Abregu, Miguel"]
[Black "Palmiero, Oscar Alberto"]
[Result "1-0"]
[ECO "A51"]
[WhiteElo "2225"]
[PlyCount "69"]
[EventDate "1993.??.??"]
[EventType "swiss"]
[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 e5 3. dxe5 Ne4 4. Nf3 Bb4+ 5. Nbd2 Nc6 6. a3 Nxd2 7. Bxd2 Bxd2+ 8. Qxd2 Qe7 9. Qc3 b6 10. h4 Bb7 11. Rd1 0-0-0 12. h5 Rhe8 13. Rd5 h6 14. Rh3 Qe6 15. Rh4 Ne7 16. e4 f5 17. Nd4 Nxd5 18. Nxe6 Nxc3 19. Nxd8 Kxd8 20. bxc3 Rxe5 21. f3 fxe4 22. f4 Ra5 23. Rg4 Rxh5 24. Rxg7 Rf5 25. g3 Bc6 26. Kd2 Ra5 27. Be2 Rxa3 28. f5 Ke8 29. Bh5+ Kf8 30. f6 Ra5 31. g4 Rg5 32. Re7 Rxh5 33. gxh5 Kg8 34. Ke3 a5 35. Kf4 1-0

[Event "Buenos Aires op3"]
[Site "Buenos Aires"]
[Date "1993.??.??"]
[Round "3"]
[White "Abregu, Miguel"]
[Black "Perrera, Veronica"]
[Result "1-0"]
[ECO "A81"]
[WhiteElo "2225"]
[PlyCount "61"]
[EventDate "1993.??.??"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "ARG"]
[SourceTitle "EXT 2000"]
[Source "ChessBase"]
[SourceDate "1999.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1999.11.16"]
[SourceQuality "1"]

1. d4 f5 2. g3 Nf6 3. Bg2 g6 4. Nf3 Bg7 5. 0-0 0-0 6. Qd3 d6 7. Nbd2 Nc6 8. e4 Qe8 9. e5 Ng4 10. exd6 exd6 11. Re1 Qd8 12. h3 Nh6 13. Nc4 Nf7 14. c3 b5 15. Ne3 Rb8 16. Nd5 b4 17. h4 bxc3 18. bxc3 Bb7 19. Ng5 Qd7 20. Rb1 Ba6 21. Qxa6 Rxb1 22. Qxc6 Qxc6 23. Ne7+ Kh8 24. Nxf7+ Rxf7 25. Nxc6 h6 26. Bd5 Rf8 27. Bb3 Bf6 28. Kg2 g5 29. hxg5 hxg5 30. Rh1+ Kg7 31. Bxg5 1-0

[Event "Buenos Aires JMB op"]
[Site "Buenos Aires"]
[Date "1993.??.??"]
[Round "4"]
[White "Abregu, Miguel"]
[Black "Puoli, Hernan"]
[Result "1/2-1/2"]
[ECO "D55"]
[WhiteElo "2225"]
[PlyCount "45"]
[EventDate "1993.??.??"]
[EventType "swiss"]
[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 Be7 4. Nf3 Nf6 5. Bg5 h6 6. Bxf6 Bxf6 7. e3 0-0 8. Be2 c6 9. 0-0 Re8 10. cxd5 exd5 11. b4 Bf5 12. a4 Qd6 13. Qb3 Nd7 14. b5 Rab8 15. a5 Rec8 16. a6 Nb6 17. axb7 Rxb7 18. Ra6 Bd7 19. Rfa1 Qb8 20. Rb1 Qd6 21. e4 dxe4 22. Nxe4 Qf4 23. Qe3 1/2-1/2

[Event "Buenos Aires JMB op"]
[Site "Buenos Aires"]
[Date "1993.??.??"]
[Round "5"]
[White "Carames, Luis"]
[Black "Abregu, Miguel"]
[Result "0-1"]
[ECO "E15"]
[BlackElo "2225"]
[PlyCount "80"]
[EventDate "1993.??.??"]
[EventType "swiss"]
[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 e6 3. Nf3 b6 4. g3 Ba6 5. Qc2 Bb4+ 6. Bd2 Be7 7. Bg2 Bb7 8. Nc3 d5 9. Ne5 0-0 10. 0-0 c5 11. dxc5 Bxc5 12. Rad1 Na6 13. a3 Bd6 14. Nd3 Rc8 15. cxd5 Nxd5 16. Nf4 Nxc3 17. Bxc3 Bxg2 18. Nxg2 Rc6 19. Qa4 Qc8 20. Qg4 e5 21. Qh5 Qe6 22. Rd3 f5 23. Rfd1 Nc5 24. Re3 Ne4 25. Be1 Bc5 26. Red3 b5 27. Rd5 Nf6 28. Qf3 Nxd5 29. Rxd5 a6 30. Rxe5 Qxe5 31. Qxc6 Qd6 32. Qb7 h6 33. Nf4 Rf7 34. Qc8+ Rf8 35. Qb7 Rb8 36. Qf3 Qd1 37. Nd3 Rd8 38. Kf1 Bd4 39. Qxf5 Qb3 40. Qg6 Bxb2 0-1

[Event "Buenos Aires JMB op"]
[Site "Buenos Aires"]
[Date "1993.??.??"]
[Round "6"]
[White "Giaccio, Alfredo Gustavo"]
[Black "Abregu, Miguel"]
[Result "0-1"]
[ECO "B12"]
[WhiteElo "2350"]
[BlackElo "2280"]
[PlyCount "88"]
[EventDate "1993.??.??"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "ARG"]
[SourceTitle "EXT 1998"]
[Source "ChessBase"]
[SourceDate "1997.11.17"]
[SourceVersion "1"]
[SourceVersionDate "1997.11.17"]
[SourceQuality "1"]

1. e4 c6 2. d4 d5 3. e5 c5 4. c3 Nc6 5. Nf3 cxd4 6. Nxd4 Nxe5 7. Bb5+ Bd7 8. 0-0 e6 9. Re1 Nc6 10. Nf5 a6 11. Ba4 Nf6 12. Bg5 h6 13. Bh4 Qb6 14. Nd2 0-0-0 15. Ne3 Qxb2 16. Bg3 Qa3 17. Rb1 Na5 18. Bxd7+ Rxd7 19. Nc2 Qa4 20. Qc1 Bd6 21. Nd4 Bxg3 22. hxg3 Rc7 23. Rb4 Qxa2 24. Re2 Nc6 25. N2b3 Nxb4 26. Rxa2 Nxa2 27. Qa3 Nxc3 28. Nc5 Nfe4 29. Nd3 Rc4 30. Nf3 Kb8 31. Kh2 Rhc8 32. Nfe5 R4c7 33. f3 Nb5 34. Qa5 Ned6 35. Qb4 f6 36. Ng6 e5 37. Qb3 d4 38. Nb4 Nf5 39. Nd5 Rc3 40. Qb4 Ne3 41. Nb6 d3 42. Ne7 Rd8 43. Qa5 d2 44. Nc4 Rxc4 0-1

[Event "Buenos Aires op3"]
[Site "Buenos Aires"]
[Date "1993.??.??"]
[Round "2"]
[White "Martinez, Marcos"]
[Black "Abregu, Miguel"]
[Result "1-0"]
[ECO "E38"]
[BlackElo "2225"]
[PlyCount "115"]
[EventDate "1993.??.??"]
[EventType "swiss"]
[EventRounds "7"]
[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. Qc2 c5 5. dxc5 Bxc5 6. Nf3 Qb6 7. e3 Nc6 8. a3 Be7 9. Be2 d6 10. 0-0 Bd7 11. b4 0-0 12. c5 dxc5 13. Na4 Qc7 14. Nxc5 Nxb4 15. axb4 b6 16. Ba3 a5 17. Rfc1 axb4 18. Nxd7 Qxc2 19. Rxc2 Nxd7 20. Bb2 Rxa1+ 21. Bxa1 Ra8 22. Rc1 Nc5 23. Bd4 f6 24. Bc4 Kf7 25. Rb1 Na4 26. Ra1 Ra5 27. Bxb6 Nxb6 28. Bxe6+ Kxe6 29. Rxa5 g6 30. Nd4+ Kd6 31. Ra7 f5 32. Kf1 Bf6 33. Ke2 h5 34. Kd3 h4 35. Rb7 Kc5 36. Rc7+ Kd5 37. f3 Bd8 38. e4+ fxe4+ 39. fxe4+ Ke5 40. Rc5+ Kf6 41. Rb5 Nd7 42. Rxb4 Ne5+ 43. Ke2 Nf7 44. h3 Bc7 45. Nf3 g5 46. Rb5 Bf4 47. Rf5+ Ke6 48. Nxh4 Nd6 49. Rxf4 gxf4 50. Kf3 Ke5 51. Ng6+ Kd4 52. e5 Nf7 53. Kxf4 Kd5 54. Kf5 Nd8 55. g4 Nc6 56. Kf6 Ke4 57. e6 Kf3 58. Ne5+ 1-0

[Event "Buenos Aires op3"]
[Site "Buenos Aires"]
[Date "1993.??.??"]
[Round "4"]
[White "Paolini, Claudio P"]
[Black "Abregu, Miguel"]
[Result "1-0"]
[ECO "B14"]
[BlackElo "2225"]
[PlyCount "60"]
[EventDate "1993.??.??"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "ARG"]
[SourceTitle "EXT 2000"]
[Source "ChessBase"]
[SourceDate "1999.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1999.11.16"]
[SourceQuality "1"]

1. e4 c6 2. d4 d5 3. exd5 cxd5 4. c4 Nf6 5. Nc3 g6 6. cxd5 Bg7 7. Bc4 0-0 8. Nf3 Nbd7 9. 0-0 Nb6 10. Bb3 Nfxd5 11. h3 Qd6 12. Bg5 Re8 13. Re1 e6 14. Bh4 Bd7 15. Bg3 Nxc3 16. bxc3 Qc6 17. Rc1 a5 18. Ne5 Qc8 19. a3 Qd8 20. Qd2 Qe7 21. c4 Qxa3 22. Ba2 Bc6 23. Ng4 Qf8 24. Be5 Nd7 25. Bxg7 Qxg7 26. d5 exd5 27. cxd5 Rxe1+ 28. Rxe1 Ba4 29. Kh1 Rc8 30. Rc1 Ra8 1-0

[Event "Buenos Aires JMB op"]
[Site "Buenos Aires"]
[Date "1993.??.??"]
[Round "3"]
[White "Rodriguez, J."]
[Black "Abregu, Miguel"]
[Result "1/2-1/2"]
[ECO "D36"]
[WhiteElo "2365"]
[BlackElo "2280"]
[PlyCount "32"]
[EventDate "1993.??.??"]
[EventType "swiss"]
[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 e6 3. Nc3 d5 4. Bg5 Nbd7 5. e3 c6 6. cxd5 exd5 7. Bd3 Be7 8. Qc2 0-0 9. Nf3 Re8 10. 0-0 Nf8 11. Rae1 Nh5 12. Bxe7 Rxe7 13. e4 dxe4 14. Nxe4 Nf4 15. Bc4 Be6 16. Nc5 Bxc4 1/2-1/2

[Event "Buenos Aires op GP3"]
[Site "Buenos Aires"]
[Date "1991.??.??"]
[Round "?"]
[White "Abregu, Miguel"]
[Black "German, Gustavo"]
[Result "1-0"]
[ECO "A14"]
[WhiteElo "2220"]
[PlyCount "119"]
[EventDate "1991.??.??"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "ARG"]
[SourceTitle "EXT 2004"]
[Source "ChessBase"]
[SourceDate "2003.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2003.11.25"]
[SourceQuality "1"]

1. c4 e6 2. Nf3 d5 3. b3 Nf6 4. Bb2 c5 5. g3 Be7 6. Bg2 0-0 7. 0-0 Nc6 8. cxd5 Nxd5 9. Nc3 Bf6 10. Rc1 b6 11. Qc2 Ncb4 12. Qb1 Nxc3 13. dxc3 Nc6 14. Rcd1 Qc7 15. c4 Bxb2 16. Ng5 Re8 17. Qxb2 h6 18. Ne4 Bd7 19. Nd6 Rf8 20. Nb5 Qb7 21. Rd6 a6 22. Rfd1 Be8 23. a4 Qe7 24. Bxc6 Bxc6 25. Rxc6 axb5 26. cxb5 Rfd8 27. Rxd8+ Qxd8 28. Qc2 Rb8 29. Qd3 Qxd3 30. exd3 Kf8 31. Kf1 Rb7 32. Rc8+ Ke7 33. Ke2 h5 34. Ke3 Rd7 35. Rb8 Rd6 36. Rb7+ Kf6 37. f4 Kg6 38. Kd2 Kf6 39. Kc3 e5 40. fxe5+ Kxe5 41. Rxf7 g6 42. Rc7 Rd8 43. Rc6 Rb8 44. Rxg6 Kf5 45. Rh6 Kg5 46. Rh7 Kg4 47. Rg7+ Kh3 48. Rg5 Rh8 49. a5 bxa5 50. Kc4 Kxh2 51. Kxc5 Rc8+ 52. Kb6 Rc3 53. Kxa5 Rxd3 54. Rxh5+ Kxg3 55. Kb4 Kg4 56. Re5 Kf4 57. Re8 Rd7 58. b6 Kf5 59. Kb5 Rd3 60. b4 1-0

[Event "Buenos Aires op GP3"]
[Site "Buenos Aires"]
[Date "1991.??.??"]
[Round "?"]
[White "Abregu, Miguel"]
[Black "Paredes, Alejandro"]
[Result "1-0"]
[ECO "E92"]
[WhiteElo "2220"]
[PlyCount "119"]
[EventDate "1991.??.??"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "ARG"]
[SourceTitle "EXT 2004"]
[Source "ChessBase"]
[SourceDate "2003.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2003.11.25"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 g6 3. c4 Bg7 4. Nc3 0-0 5. e4 d6 6. Be2 e5 7. d5 a5 8. h3 Na6 9. Be3 b6 10. Nd2 Ne8 11. g4 f5 12. gxf5 gxf5 13. exf5 Bxf5 14. Nde4 Nf6 15. Ng3 Bd7 16. Qd2 Qc8 17. Bh6 Rf7 18. Nh5 Bxh6 19. Qxh6 Qf8 20. Qg5+ Kh8 21. Ng3 Nc5 22. 0-0-0 Ng8 23. f3 Rg7 24. Qh4 Qf6 25. Qxf6 Nxf6 26. Nge4 Nh5 27. Nxc5 bxc5 28. Rd2 Ng3 29. Re1 Bxh3 30. Bd1 Bf1 31. b3 Bh3 32. Nb5 Rf8 33. Kb2 Nf5 34. Rh2 Bg2 35. Nxc7 Rxc7 36. Rxg2 Nd4 37. Rh1 Rg7 38. Rgh2 Rf6 39. Ka3 Nxf3 40. Rh6 Rxh6 41. Rxh6 Nd4 42. Rxd6 e4 43. Rd8+ Rg8 44. Rxg8+ Kxg8 45. Ka4 e3 46. Kxa5 e2 47. Bxe2 Nxe2 48. Kb6 h5 49. a4 h4 50. a5 h3 51. a6 h2 52. a7 h1Q 53. a8Q+ Kf7 54. Qb7+ Kf6 55. Qc6+ Kg7 56. Qd7+ Kf8 57. Qd6+ Ke8 58. Qe6+ Kd8 59. Qxe2 Qh7 60. d6 1-0

[Event "Buenos Aires op GP3"]
[Site "Buenos Aires"]
[Date "1991.??.??"]
[Round "?"]
[White "Abregu, Miguel"]
[Black "Restifa, Hector"]
[Result "1/2-1/2"]
[ECO "E91"]
[WhiteElo "2220"]
[BlackElo "2325"]
[PlyCount "58"]
[EventDate "1991.??.??"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "ARG"]
[SourceTitle "EXT 2004"]
[Source "ChessBase"]
[SourceDate "2003.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2003.11.25"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Nf3 0-0 6. Be2 Bg4 7. Be3 Nfd7 8. Ng1 Bxe2 9. Ngxe2 e5 10. d5 a5 11. Qd2 Na6 12. h4 f5 13. Bg5 Bf6 14. Bh6 Rf7 15. h5 Ndc5 16. hxg6 hxg6 17. exf5 gxf5 18. Ng3 Qd7 19. 0-0-0 Nb4 20. Qe2 e4 21. Qh5 Nbd3+ 22. Kb1 Nxf2 23. Qg6+ Rg7 24. Qxf6 Rxg3 25. Ne2 Nxh1 26. Nxg3 Nxg3 27. Qg5+ Kh7 28. Qxg3 Rg8 29. Qh3 Kg6 1/2-1/2

[Event "Buenos Aires op GP3"]
[Site "Buenos Aires"]
[Date "1991.??.??"]
[Round "?"]
[White "Bonsignore, Felipe"]
[Black "Abregu, Miguel"]
[Result "1/2-1/2"]
[ECO "B19"]
[BlackElo "2220"]
[PlyCount "88"]
[EventDate "1991.??.??"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "ARG"]
[SourceTitle "EXT 2004"]
[Source "ChessBase"]
[SourceDate "2003.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2003.11.25"]
[SourceQuality "1"]

1. e4 c6 2. d4 d5 3. Nd2 dxe4 4. Nxe4 Bf5 5. Ng3 Bg6 6. h4 h6 7. Nf3 Nd7 8. h5 Bh7 9. Bd3 Bxd3 10. Qxd3 Ngf6 11. Bd2 e6 12. 0-0-0 Qc7 13. Ne4 0-0-0 14. g3 Be7 15. Bf4 Qa5 16. Kb1 Nxe4 17. Qxe4 Bf6 18. c4 Rhe8 19. g4 Nb6 20. Rc1 Na4 21. Rhd1 Qb4 22. Qc2 Nb6 23. Rd3 Qa4 24. b3 Qa3 25. Rcd1 Qf8 26. Qd2 Qa3 27. Qe2 Re7 28. Bc1 Qa6 29. a4 Red7 30. Ne5 Bxe5 31. dxe5 Qa5 32. f4 Qb4 33. Rxd7 Rxd7 34. Rxd7 Nxd7 35. Qd1 Nc5 36. Ka2 Qc3 37. Ba3 Nd3 38. f5 Qd4 39. Qd2 Kd7 40. f6 gxf6 41. exf6 e5 42. g5 hxg5 43. h6 e4 44. h7 e3 1/2-1/2

[Event "Buenos Aires op GP3"]
[Site "Buenos Aires"]
[Date "1991.??.??"]
[Round "?"]
[White "Bronstein, Luis Marcos"]
[Black "Abregu, Miguel"]
[Result "1-0"]
[ECO "B12"]
[WhiteElo "2370"]
[BlackElo "2220"]
[PlyCount "63"]
[EventDate "1991.??.??"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "ARG"]
[SourceTitle "EXT 2004"]
[Source "ChessBase"]
[SourceDate "2003.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2003.11.25"]
[SourceQuality "1"]

1. e4 c6 2. d4 d5 3. e5 Bf5 4. Nf3 e6 5. Be2 Qa5+ 6. c3 Nd7 7. 0-0 Ne7 8. a4 h6 9. b3 Ng6 10. Bd3 Bxd3 11. Qxd3 Qa6 12. c4 Nb6 13. Nfd2 dxc4 14. bxc4 Rd8 15. a5 Nxe5 16. Qc3 Nbxc4 17. dxe5 Nxd2 18. Nxd2 Rd3 19. Qc4 Qxc4 20. Nxc4 Bc5 21. Rb1 b5 22. axb6 axb6 23. Be3 Bxe3 24. fxe3 0-0 25. Rxb6 c5 26. Rc6 Rd5 27. Rc7 f5 28. Re7 f4 29. Rxe6 fxe3 30. Nxe3 Rd3 31. Rxf8+ Kxf8 32. Kf2 1-0

[Event "Buenos Aires op GP3"]
[Site "Buenos Aires"]
[Date "1991.??.??"]
[Round "?"]
[White "Daneri, Martin"]
[Black "Abregu, Miguel"]
[Result "0-1"]
[ECO "A10"]
[BlackElo "2220"]
[PlyCount "118"]
[EventDate "1991.??.??"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "ARG"]
[SourceTitle "EXT 2004"]
[Source "ChessBase"]
[SourceDate "2003.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2003.11.25"]
[SourceQuality "1"]

1. c4 d5 2. cxd5 Qxd5 3. Nc3 Qh5 4. g3 Nc6 5. Bg2 Nf6 6. d3 Bd7 7. Qb3 Na5 8. Qc2 e6 9. Bd2 Be7 10. Nf3 Nc6 11. a3 e5 12. h4 0-0 13. b4 Bg4 14. Be3 Rfd8 15. 0-0 a5 16. b5 Nd4 17. Bxd4 exd4 18. Na4 Qxb5 19. Rfb1 Qc6 20. Qxc6 bxc6 21. Ne5 Bxe2 22. Re1 Bh5 23. Nxc6 Bf8 24. Nxd8 Rxd8 25. Re5 Bg6 26. Nc5 Ng4 27. Rg5 Be7 28. Rxg4 Bxc5 29. Rg5 Bb6 30. Bf1 f6 31. Rb5 Be8 32. Rb2 Rd5 33. Re1 Bf7 34. Rc1 Kf8 35. Bg2 Re5 36. Kf1 Bg6 37. Rd1 Rc5 38. Rb3 Bf7 39. Rbb1 Rc3 40. a4 Bb3 41. Rxb3 Rxb3 42. Bc6 Ke7 43. Bb5 Kd6 44. Rc1 Rc3 45. Rb1 Bc5 46. Ra1 Bb4 47. Kg2 Kc5 48. Ra2 c6 49. Ba6 Kb6 50. Bc4 Rxc4 51. dxc4 Kc5 52. Kf3 Kxc4 53. Ke2 Bc3 54. Kd1 d3 55. f3 Kb3 56. Rg2 c5 57. g4 c4 58. f4 Bb4 59. f5 c3 0-1

[Event "Buenos Aires op"]
[Site "Buenos Aires"]
[Date "1990.??.??"]
[Round "11"]
[White "Spangenberg, Hugo"]
[Black "Abregu, Miguel"]
[Result "1-0"]
[ECO "B18"]
[WhiteElo "2270"]
[BlackElo "2205"]
[PlyCount "107"]
[EventDate "1990.??.??"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "ARG"]
[SourceTitle "EXT 1997"]
[Source "ChessBase"]
[SourceDate "1996.11.15"]
[SourceVersion "1"]
[SourceVersionDate "1996.11.15"]
[SourceQuality "1"]

1. e4 c6 2. d4 d5 3. Nd2 dxe4 4. Nxe4 Bf5 5. Nc5 Qc7 6. Bd3 Bg6 7. Nf3 e6 8. Bxg6 hxg6 9. Nd3 Nd7 10. Bf4 Qa5+ 11. c3 Ngf6 12. Nfe5 Be7 13. 0-0 0-0 14. Qe2 Qd8 15. Rad1 Re8 16. Rfe1 Nh5 17. Be3 Nhf6 18. Bg5 Nd5 19. Bxe7 Qxe7 20. c4 N5f6 21. Nf4 Red8 22. Rd3 Nxe5 23. dxe5 Ne8 24. Red1 Qc7 25. Kf1 Rxd3 26. Rxd3 Rd8 27. Rxd8 Qxd8 28. Qd3 Qc7 29. Qd4 c5 30. Qe4 Qd7 31. Qd3 Qc6 32. Qe3 Qd7 33. Ke2 b6 34. b3 g5 35. Nh5 f6 36. f4 Qb7 37. Qf3 Qxf3+ 38. Kxf3 gxf4 39. exf6 gxf6 40. Nxf4 Kf7 41. g4 Nd6 42. h4 Ke7 43. Nd3 e5 44. Nf2 f5 45. gxf5 Nxf5 46. Kg4 Nd6 47. Kg5 Ke6 48. h5 Nf7+ 49. Kg6 Nd6 50. h6 Nf7 51. h7 Ke7 52. Kg7 Ke6 53. Ne4 Ke7 54. Ng5 1-0

[Event "Buenos Aires BCA op"]
[Site "Buenos Aires"]
[Date "1989.??.??"]
[Round "7"]
[White "Abregu, Miguel"]
[Black "Lida, Fidel Ernesto"]
[Result "0-1"]
[ECO "E18"]
[WhiteElo "2220"]
[BlackElo "2330"]
[PlyCount "94"]
[EventDate "1989.??.??"]
[EventType "swiss"]
[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. Nf3 b6 4. g3 Bb7 5. Bg2 Be7 6. 0-0 d5 7. Ne5 0-0 8. Nc3 Nc6 9. Nxc6 Bxc6 10. Bg5 Qd7 11. Bxf6 Bxf6 12. cxd5 exd5 13. e3 Rfe8 14. b4 Rad8 15. a4 a6 16. Qb3 Bb7 17. Rab1 Qd6 18. Rfc1 h5 19. a5 h4 20. b5 hxg3 21. hxg3 bxa5 22. bxa6 Bc6 23. Nb5 Qd7 24. Na7 Ba8 25. Qc3 c6 26. Qc5 Be7 27. Qb6 Ba3 28. Nxc6 Bxc1 29. Nxd8 Bxe3 30. Nb7 Bd2 31. Qd6 Qf5 32. Rf1 Bc3 33. Qc5 Rc8 34. Nd6 Rxc5 35. Nxf5 Rc7 36. Rc1 a4 37. Ne3 a3 38. Nxd5 Bb2 39. Rxc7 a2 40. Rc8+ Kh7 41. Be4+ g6 42. Rxa8 a1Q+ 43. Kg2 Bxd4 44. Nf4 Qe1 45. Nh5 Qxf2+ 46. Kh3 Qf1+ 47. Bg2 Qg1 0-1

[Event "Buenos Aires BCA op"]
[Site "Buenos Aires"]
[Date "1989.??.??"]
[Round "4"]
[White "Abregu, Miguel"]
[Black "Slipak, Sergio"]
[Result "0-1"]
[ECO "D27"]
[WhiteElo "2220"]
[BlackElo "2355"]
[PlyCount "116"]
[EventDate "1989.??.??"]
[EventType "swiss"]
[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 dxc4 3. e3 Nf6 4. Nc3 e6 5. Nf3 a6 6. a4 c5 7. Bxc4 Nc6 8. 0-0 Be7 9. dxc5 Qa5 10. Qe2 Qxc5 11. Rd1 0-0 12. e4 Ng4 13. h3 Nxf2 14. Be3 Nxd1 15. Bxc5 Bxc5+ 16. Kh2 Nxc3 17. bxc3 Bd7 18. Rd1 Rad8 19. Ng5 h6 20. Nf3 Ba7 21. e5 Bb8 22. Kh1 Ne7 23. Rb1 Bc6 24. Nd4 Bd5 25. Bxd5 Nxd5 26. Qe1 Rc8 27. Rb3 b6 28. Nf3 Rc4 29. Nd2 Rxc3 30. Rxc3 Nxc3 31. Nc4 Nxa4 32. Qb4 b5 33. Nd6 Bc7 34. Qe4 Nc3 35. Qb7 Nd5 36. Qxa6 b4 37. Qa4 Rd8 38. Nc4 Rb8 39. Qb3 Bb6 40. Qf3 Bc5 41. Qb3 Bd4 42. g3 Bc3 43. Kg2 Nb6 44. Na5 Rc8 45. h4 Rc5 46. Qa2 Rd5 47. Nb3 Rxe5 48. Qa7 Nd5 49. Nc5 Nf6 50. Kh3 h5 51. Qb8+ Kh7 52. Qf8 Rf5 53. Nd3 Ng4 54. Nf4 g6 55. Kg2 b3 56. Qb8 b2 57. Qb7 Bg7 58. Kh3 e5 0-1

[Event "Buenos Aires GP op"]
[Site "Buenos Aires"]
[Date "1988.??.??"]
[Round "7"]
[White "Abregu, Miguel"]
[Black "Juarez, Alberto"]
[Result "1-0"]
[ECO "D17"]
[BlackElo "2285"]
[PlyCount "49"]
[EventDate "1988.09.??"]
[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 d5 2. c4 c6 3. Nf3 Nf6 4. Nc3 dxc4 5. a4 Bf5 6. Ne5 e6 7. f3 c5 8. e4 cxd4 9. exf5 Nc6 10. Nxc6 bxc6 11. fxe6 fxe6 12. Qe2 Kf7 13. Ne4 Bb4+ 14. Bd2 d3 15. Qe3 Bxd2+ 16. Nxd2 Qa5 17. Qd4 Rab8 18. Qc3 Qg5 19. Nxc4 Nd5 20. Qc1 Qh4+ 21. g3 Qd4 22. Bxd3 Rhd8 23. Ra3 Rb4 24. Ke2 Nb6 25. Rc3 1-0

[Event "Buenos Aires GP op"]
[Site "Buenos Aires"]
[Date "1988.??.??"]
[Round "?"]
[White "Abregu, Miguel"]
[Black "Mahia, Gustavo"]
[Result "0-1"]
[ECO "D55"]
[BlackElo "2390"]
[PlyCount "132"]
[EventDate "1988.09.??"]
[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 d5 2. Nf3 Nf6 3. c4 e6 4. Bg5 Be7 5. Nc3 h6 6. Bxf6 Bxf6 7. e3 0-0 8. Rc1 a6 9. Bd3 dxc4 10. Bxc4 Nd7 11. Ne4 Be7 12. 0-0 c5 13. dxc5 Nxc5 14. Nxc5 Bxc5 15. Qxd8 Rxd8 16. Rfd1 Rxd1+ 17. Rxd1 b5 18. Rd8+ Bf8 19. Bd3 Bb7 20. Rd7 Bd5 21. a3 Rc8 22. Kf1 b4 23. axb4 Bxb4 24. e4 Bc6 25. Rd4 a5 26. Rc4 Bb7 27. Rxc8+ Bxc8 28. Nd4 Bb7 29. f3 Kf8 30. Bb5 Bd6 31. h3 Bc7 32. Nc6 f5 33. exf5 exf5 34. Nd4 Bc8 35. Ke2 Ke7 36. b4 axb4 37. Nc6+ Kf6 38. Nxb4 Kg5 39. Nd5 Bd6 40. Kf2 Bc5+ 41. Kg3 f4+ 42. Kh2 Bf2 43. Bd3 Be1 44. Be4 Bf5 45. Kg1 Be6 46. Kf1 Bd2 47. Kg1 Kh4 48. Kh2 Be3 49. Nxe3 fxe3 50. g3+ Kg5 51. Bd3 Kf6 52. f4 Bf5 53. Bc4 Ke7 54. g4 Be4 55. Kg3 Kd6 56. h4 Kc5 57. Bf1 Kd4 58. f5 Bd3 59. Bg2 Kc3 60. Bf3 e2 61. Bxe2 Bxe2 62. g5 Kd4 63. Kf4 Kd5 64. f6 gxf6 65. Kf5 fxg5 66. hxg5 h5 0-1

[Event "Buenos Aires GP op"]
[Site "Buenos Aires"]
[Date "1988.??.??"]
[Round "3"]
[White "Abregu, Miguel"]
[Black "Schweber, Samuel"]
[Result "1-0"]
[ECO "E62"]
[BlackElo "2395"]
[PlyCount "59"]
[EventDate "1988.09.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ARG"]
[SourceTitle "EXT 2004"]
[Source "ChessBase"]
[SourceDate "2003.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2003.11.25"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 d6 3. c4 g6 4. g3 Bg7 5. Bg2 0-0 6. 0-0 c6 7. h3 Bf5 8. Nc3 Ne4 9. Nxe4 Bxe4 10. b3 c5 11. Bb2 Nc6 12. e3 d5 13. Ne5 Bxg2 14. Kxg2 dxc4 15. bxc4 Rc8 16. Nxc6 bxc6 17. Rb1 Rb8 18. Qe2 Qa5 19. a3 cxd4 20. exd4 Rb3 21. Rbd1 c5 22. Ba1 cxd4 23. Qxe7 d3 24. Bxg7 Kxg7 25. Rfe1 Rxa3 26. Re6 d2 27. Rd6 Ra2 28. c5 Qc3 29. c6 Rc8 30. Qd7 1-0

