[Event "Buenos Aires CC Jaque Mate op"]
[Site "Buenos Aires"]
[Date "1995.??.??"]
[Round "?"]
[White "Arrieta, Hector"]
[Black "Encajes, Nestor"]
[Result "1-0"]
[ECO "D37"]
[WhiteElo "2135"]
[PlyCount "47"]
[EventDate "1995.??.??"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "ARG"]
[SourceTitle "EXT 2004"]
[Source "ChessBase"]
[SourceDate "2003.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2003.11.25"]
[SourceQuality "1"]

1. d4 d5 2. c4 e6 3. Nf3 Nf6 4. Bf4 Be7 5. Nc3 c6 6. Qc2 0-0 7. e3 Nbd7 8. Bd3 h6 9. h3 dxc4 10. Bxc4 b5 11. Bd3 a6 12. 0-0 c5 13. dxc5 Nxc5 14. Rfd1 Qb6 15. Rac1 Nxd3 16. Rxd3 Bb7 17. a3 Rac8 18. Qd2 Rfd8 19. Ne5 Rxd3 20. Qxd3 Rd8 21. Qe2 Ne4 22. Qh5 g6 23. Nxg6 fxg6 24. Qxg6+ 1-0

[Event "Sitges op"]
[Site "Sitges"]
[Date "1995.??.??"]
[Round "2"]
[White "Arrieta, Hector"]
[Black "Fernandez Aguado, Enrique"]
[Result "1/2-1/2"]
[ECO "D22"]
[WhiteElo "2120"]
[BlackElo "2365"]
[PlyCount "81"]
[EventDate "1995.??.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ESP"]
[SourceTitle "EXT 1997"]
[Source "ChessBase"]
[SourceDate "1996.11.15"]
[SourceVersion "1"]
[SourceVersionDate "1996.11.15"]
[SourceQuality "1"]

1. d4 d5 2. c4 dxc4 3. Nf3 Nf6 4. e3 Bg4 5. Bxc4 e6 6. Nc3 a6 7. h3 Bh5 8. Be2 Nc6 9. 0-0 Bg6 10. Nh4 Bd6 11. Nxg6 hxg6 12. f4 Be7 13. Bf3 Qd7 14. Qa4 0-0 15. Bxc6 bxc6 16. e4 Rab8 17. Rd1 Rb4 18. Qxa6 Rd8 19. a3 Rxd4 20. Be3 Bc5 21. Bxd4 Bxd4+ 22. Kh1 c5 23. Qd3 Qe7 24. Rab1 e5 25. b4 Nh5 26. Nd5 Rxd5 27. exd5 Nxf4 28. Qf3 g5 29. bxc5 Bxc5 30. Rb8+ Kh7 31. g3 e4 32. Qg4 f5 33. Qxf5+ Ng6 34. h4 Qe5 35. Qxe5 Nxe5 36. Re8 Ng4 37. Rd2 e3 38. Re2 gxh4 39. gxh4 Bxa3 40. R2xe3 Nxe3 41. Rxe3 1/2-1/2

[Event "Buenos Aires tt"]
[Site "Buenos Aires"]
[Date "1995.??.??"]
[Round "4"]
[White "Berrotaran, Esteban"]
[Black "Arrieta, Hector"]
[Result "0-1"]
[ECO "D89"]
[WhiteElo "2215"]
[BlackElo "2120"]
[PlyCount "68"]
[EventDate "1995.??.??"]
[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 d5 4. cxd5 Nxd5 5. e4 Nxc3 6. bxc3 Bg7 7. Bc4 c5 8. Ne2 Nc6 9. Be3 0-0 10. 0-0 cxd4 11. cxd4 Bg4 12. f3 Na5 13. Bd3 Be6 14. Rc1 a6 15. d5 Bd7 16. Qe1 Bb5 17. Bxb5 axb5 18. Qb4 Nc4 19. Bc5 Nd6 20. Rc2 Ra4 21. Qb3 Qd7 22. Bb4 Rfa8 23. Rd1 h5 24. Nf4 Nc4 25. d6 e6 26. a3 R4a6 27. Ne2 Rc6 28. f4 e5 29. Qd3 Bh6 30. Qd5 Ne3 31. Qxe5 Rxc2 32. Rd3 Rxe2 33. Bc3 Rxg2+ 34. Kh1 Rxh2+ 0-1

[Event "Buenos Aires CC Jaque Mate op"]
[Site "Buenos Aires"]
[Date "1995.??.??"]
[Round "?"]
[White "Minzer, Claudio Javier"]
[Black "Arrieta, Hector"]
[Result "1-0"]
[ECO "A30"]
[WhiteElo "2385"]
[BlackElo "2135"]
[PlyCount "57"]
[EventDate "1995.??.??"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "ARG"]
[SourceTitle "EXT 2004"]
[Source "ChessBase"]
[SourceDate "2003.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2003.11.25"]
[SourceQuality "1"]

1. Nf3 Nf6 2. c4 c5 3. g3 b6 4. Bg2 Bb7 5. 0-0 g6 6. b3 Bg7 7. Bb2 0-0 8. Nc3 d6 9. e3 Nbd7 10. d4 Ne4 11. Qc2 Nxc3 12. Bxc3 e6 13. Rad1 Qc7 14. e4 Rac8 15. d5 e5 16. Ne1 Rce8 17. Nd3 Bc8 18. Qb2 f6 19. Rde1 Rf7 20. f4 Ree7 21. f5 Nf8 22. Bd2 g5 23. Bf3 Nd7 24. Re2 h6 25. Bh5 Rf8 26. h4 Nb8 27. Rh2 Bd7 28. hxg5 fxg5 29. Nf2 1-0

[Event "Buenos Aires tt"]
[Site "Buenos Aires"]
[Date "1995.??.??"]
[Round "?"]
[White "Nieva, Jose Luis"]
[Black "Arrieta, Hector"]
[Result "0-1"]
[ECO "D85"]
[WhiteElo "2170"]
[BlackElo "2120"]
[PlyCount "106"]
[EventDate "1995.??.??"]
[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 d5 4. cxd5 Nxd5 5. e4 Nxc3 6. bxc3 Bg7 7. Nf3 c5 8. Rb1 0-0 9. Be2 cxd4 10. cxd4 Nc6 11. d5 Ne5 12. Nxe5 Bxe5 13. Qd2 Qc7 14. Bb2 Rd8 15. 0-0 Bxh2+ 16. Kh1 Qf4 17. Qxf4 Bxf4 18. g3 Bd6 19. Kg2 b6 20. Rh1 f6 21. Rh6 Kg7 22. Rbh1 Rh8 23. f4 Bb7 24. Bg4 Rad8 25. R1h2 Bc8 26. Bf3 e5 27. R6h4 Bd7 28. Bd1 h6 29. fxe5 fxe5 30. Rf4 Rhf8 31. Be2 g5 32. Rxf8 Rxf8 33. Rh1 Rc8 34. Bd3 Kg6 35. Re1 h5 36. Rh1 a6 37. Re1 b5 38. Rf1 a5 39. Rd1 b4 40. Rh1 Rf8 41. Be2 Rh8 42. Rf1 Rc8 43. Rf2 a4 44. Ba6 Rc7 45. Bd3 a3 46. Ba1 Rc1 47. Rf1 Rxf1 48. Kxf1 g4 49. Kg2 Kg5 50. Kh2 h4 51. Kg2 h3+ 52. Kh2 Kf6 53. Ba6 Bc5 0-1

[Event "Buenos Aires FMD op"]
[Site "Buenos Aires"]
[Date "1993.??.??"]
[Round "5"]
[White "Arrieta, Hector"]
[Black "Biaggi, Eduardo Gustavo"]
[Result "1/2-1/2"]
[ECO "E82"]
[BlackElo "2280"]
[PlyCount "43"]
[EventDate "1993.??.??"]
[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 g6 2. c4 Bg7 3. e4 d6 4. Nc3 Nf6 5. f3 0-0 6. Be3 b6 7. Bd3 a6 8. Nge2 c5 9. d5 Nbd7 10. 0-0 Ne5 11. b3 Nxd3 12. Qxd3 b5 13. Rab1 Qa5 14. Qd2 bxc4 15. bxc4 Nd7 16. Nd1 Qxd2 17. Bxd2 Ne5 18. Ne3 Bh6 19. f4 Ng4 20. Rb3 Nxe3 21. Bxe3 Bg4 22. Nc1 1/2-1/2

[Event "Buenos Aires FMD op"]
[Site "Buenos Aires"]
[Date "1993.??.??"]
[Round "3"]
[White "Arrieta, Hector"]
[Black "Echeguren, Gustavo Fabian"]
[Result "1-0"]
[ECO "A33"]
[BlackElo "2457"]
[PlyCount "91"]
[EventDate "1993.??.??"]
[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. Nf3 c5 4. Nc3 cxd4 5. Nxd4 Nc6 6. Ndb5 d6 7. Bf4 e5 8. Bg5 a6 9. Na3 Be7 10. g3 h6 11. Bxf6 Bxf6 12. Bg2 0-0 13. 0-0 Be6 14. Nd5 Be7 15. Nc2 Re8 16. Nxe7+ Qxe7 17. Bd5 Bh3 18. Re1 e4 19. Bxc6 bxc6 20. Qd4 Rab8 21. Rad1 d5 22. cxd5 cxd5 23. Ne3 Qe5 24. Qxe5 Rxe5 25. b3 Rb5 26. Rd4 Ra5 27. a4 Be6 28. Ra1 Rc5 29. b4 Rc7 30. Rb1 Rb7 31. a5 f5 32. Rc1 g5 33. Nf1 f4 34. e3 f3 35. Nd2 Bd7 36. Rc5 Rb5 37. Nb3 Rxc5 38. bxc5 Bb5 39. Rb4 Re6 40. Nd4 Re7 41. Nxb5 axb5 42. Rxb5 Kf7 43. Rb6 Ra7 44. a6 Ke8 45. Rb8+ Kd7 46. Rb7+ 1-0

[Event "Buenos Aires FMD op"]
[Site "Buenos Aires"]
[Date "1993.??.??"]
[Round "1"]
[White "Arrieta, Hector"]
[Black "Valerga, Diego"]
[Result "0-1"]
[ECO "E15"]
[BlackElo "2365"]
[PlyCount "94"]
[EventDate "1993.??.??"]
[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. Nf3 b6 4. g3 Ba6 5. b3 Bb7 6. Bg2 Bb4+ 7. Bd2 a5 8. a3 Be7 9. Bc3 0-0 10. Nbd2 d5 11. 0-0 Na6 12. Qc2 c5 13. dxc5 Nxc5 14. Rfd1 Nfe4 15. Bb2 Qc8 16. Rac1 Nxd2 17. Nxd2 dxc4 18. Nxc4 Bxg2 19. Kxg2 a4 20. bxa4 Nxa4 21. f3 b5 22. Ne5 Nxb2 23. Qxb2 Bxa3 24. Rxc8 Bxb2 25. Rxf8+ Kxf8 26. Nd3 Bc3 27. Rb1 b4 28. Rb3 Ra3 29. Nc1 Bd2 30. Rxa3 bxa3 31. Na2 Be3 32. f4 Ke7 33. Kf3 Bg1 34. h3 Kd6 35. Ke4 Kc5 36. Kd3 Bh2 37. g4 Bxf4 38. Kc3 Kd5 39. Kd3 Bd6 40. Nc3+ Ke5 41. e3 Bb4 42. Na2 Bc5 43. Ke2 Ba7 44. Kd3 Bb6 45. Nc3 f5 46. Ke2 f4 47. exf4+ Kxf4 0-1

[Event "Buenos Aires FMD op"]
[Site "Buenos Aires"]
[Date "1993.??.??"]
[Round "2"]
[White "Bulcourf, Carlos"]
[Black "Arrieta, Hector"]
[Result "0-1"]
[ECO "A00"]
[WhiteElo "2280"]
[PlyCount "57"]
[EventDate "1993.??.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ARG"]
[SourceTitle "EXT 1998"]
[Source "ChessBase"]
[SourceDate "1997.11.17"]
[SourceVersion "1"]
[SourceVersionDate "1997.11.17"]
[SourceQuality "1"]

1. b4 e5 2. a3 d5 3. Bb2 Bd6 4. Nf3 f6 5. c4 dxc4 6. e3 Be6 7. Qc2 b5 8. a4 c6 9. axb5 cxb5 10. Qe4 Nd7 11. Ra6 Nb6 12. Qc6+ Kf7 13. Qxb5 Ne7 14. Na3 Bd7 15. Qa5 Nc6 16. Bxc4+ Ke7 17. Qb5 Nxb4 18. Qa5 Nxa6 19. Qxa6 Qc8 20. 0-0 Nxc4 21. Qxc4 Qxc4 22. Nxc4 Bb4 23. Ra1 Rhc8 24. Na3 Rab8 25. d3 Bc3 26. Bxc3 Rxc3 27. Ne1 a5 28. Kf1 a4 29. Ke2 0-1

[Event "Buenos Aires FMD op"]
[Site "Buenos Aires"]
[Date "1993.??.??"]
[Round "6"]
[White "Filgueira, Hernan"]
[Black "Arrieta, Hector"]
[Result "1-0"]
[ECO "E80"]
[WhiteElo "2310"]
[PlyCount "107"]
[EventDate "1993.??.??"]
[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 Nf6 2. Nc3 g6 3. e4 d6 4. d4 Bg7 5. f3 c6 6. Be3 Nbd7 7. Bd3 b6 8. Nge2 Bb7 9. Rc1 Qc7 10. 0-0 Rc8 11. Qd2 0-0 12. Kh1 e5 13. d5 cxd5 14. cxd5 Nc5 15. Bc2 a5 16. a3 Ba6 17. Rfe1 b5 18. b4 axb4 19. axb4 Ncd7 20. Bd3 Qb7 21. Ra1 Ra8 22. Ra5 Rfb8 23. Bxb5 Bxb5 24. Rxb5 Qc7 25. Rxb8+ Rxb8 26. Rb1 Nb6 27. Qa2 Nc4 28. Bg1 Bh6 29. b5 Nd7 30. Qa7 Rb7 31. Qa8+ Kg7 32. Qa2 Ndb6 33. Ra1 Be3 34. Bxe3 Nxe3 35. Qb3 Ra7 36. Ra6 Nec4 37. Qa2 Rb7 38. Na4 Ra7 39. Nxb6 Rxa6 40. bxa6 Nxb6 41. a7 Qb7 42. h3 Na8 43. f4 f6 44. fxe5 fxe5 45. Ng1 Nc7 46. Nf3 Na6 47. Qa3 Qxa7 48. Qxd6 Nc5 49. Qxe5+ Kh6 50. Qf4+ Kg7 51. e5 Qa1+ 52. Kh2 Nd7 53. e6 Nf6 54. d6 1-0

[Event "Buenos Aires FMD op"]
[Site "Buenos Aires"]
[Date "1993.??.??"]
[Round "4"]
[White "Fiorito, Fabian"]
[Black "Arrieta, Hector"]
[Result "1-0"]
[ECO "A30"]
[WhiteElo "2435"]
[PlyCount "64"]
[EventDate "1993.??.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ARG"]
[SourceTitle "EXT 1998"]
[Source "ChessBase"]
[SourceDate "1997.11.17"]
[SourceVersion "1"]
[SourceVersionDate "1997.11.17"]
[SourceQuality "1"]

1. Nf3 Nf6 2. g3 b6 3. Bg2 Bb7 4. 0-0 g6 5. c4 Bg7 6. Nc3 c5 7. d3 0-0 8. e4 d6 9. h3 Nc6 10. Be3 Rc8 11. Qd2 Qd7 12. Bh6 e5 13. Bxg7 Kxg7 14. Nh4 Nd4 15. Ne2 h6 16. Nxd4 cxd4 17. f4 Qe7 18. Nf3 Nh7 19. Rf2 Rc7 20. b4 a6 21. a4 Rfc8 22. f5 Rf8 23. Raf1 Bc8 24. g4 Bd7 25. b5 axb5 26. axb5 Ra8 27. Nxd4 exd4 28. f6+ Nxf6 29. e5 Nxg4 30. exd6 Qe6 31. Rxf7+ Kg8 32. Bc6 Rf8 1-0

[Event "Buenos Aires FMDA op-B"]
[Site "Buenos Aires"]
[Date "1992.??.??"]
[Round "4"]
[White "Adad, Carlos"]
[Black "Arrieta, Hector"]
[Result "1-0"]
[ECO "A48"]
[WhiteElo "2225"]
[PlyCount "61"]
[EventDate "1992.??.??"]
[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. Nf3 g6 3. Bf4 Bg7 4. e3 d6 5. Nbd2 Bg4 6. Be2 Nbd7 7. h3 Bxf3 8. Bxf3 c6 9. 0-0 0-0 10. c3 Qc7 11. a4 Rae8 12. Qc2 Qc8 13. e4 Kh8 14. Rfe1 e5 15. Bg3 d5 16. exd5 Nxd5 17. Nc4 Qc7 18. Bxd5 cxd5 19. Ne3 Qc6 20. dxe5 d4 21. cxd4 Qb6 22. Rad1 Rc8 23. Qe2 f5 24. Bf4 Qd8 25. Qb5 g5 26. Bxg5 Qxg5 27. Qxd7 Rcd8 28. Qxb7 f4 29. Ng4 f3 30. g3 h5 31. Nf6 1-0

[Event "Buenos Aires GP I"]
[Site "Buenos Aires"]
[Date "1992.??.??"]
[Round "7"]
[White "Alpern, Adrian"]
[Black "Arrieta, Hector"]
[Result "1/2-1/2"]
[ECO "C30"]
[WhiteElo "2240"]
[PlyCount "95"]
[EventDate "1992.??.??"]
[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 e5 2. Nc3 Nf6 3. f4 d6 4. Nf3 Bg4 5. h3 Bxf3 6. Qxf3 Be7 7. Bc4 Nbd7 8. d3 c6 9. a4 a5 10. Be3 Qc7 11. g4 exf4 12. Bxf4 h6 13. d4 0-0-0 14. 0-0-0 Ne8 15. Qg3 g5 16. Be3 d5 17. Qxc7+ Nxc7 18. Bb3 Nb6 19. Rhf1 Rhf8 20. exd5 Nbxd5 21. Nxd5 Nxd5 22. Bxd5 Rxd5 23. c4 Rd7 24. Rf5 Bd8 25. d5 Re8 26. Bd2 cxd5 27. cxd5 Re4 28. b3 Re2 29. Re1 Rxe1+ 30. Bxe1 Bc7 31. Kc2 Re7 32. Bc3 Re3 33. Rxf7 Rxh3 34. Rh7 b6 35. Bd4 Rh4 36. Kd3 Kd8 37. d6 Bxd6 38. Bxb6+ Kc8 39. Bxa5 Rxg4 40. Rxh6 Kd7 41. Bd2 Rg3+ 42. Kc4 Rg2 43. Be3 g4 44. Kd5 Bb4 45. Rg6 g3 46. Rg7+ Kc8 47. Bc1 Be1 48. Ke4 1/2-1/2

[Event "Buenos Aires Traffic op"]
[Site "Buenos Aires"]
[Date "1992.??.??"]
[Round "5"]
[White "Arrieta, Hector"]
[Black "Bardiani, Daniel"]
[Result "0-1"]
[ECO "A04"]
[PlyCount "78"]
[EventDate "1992.??.??"]
[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. Nf3 c5 3. g3 g6 4. Bg2 Bg7 5. 0-0 cxd4 6. Nxd4 0-0 7. c3 Nc6 8. Nd2 d5 9. Qc2 e5 10. Nxc6 bxc6 11. e4 Qc7 12. b3 Be6 13. Bb2 Rfd8 14. c4 d4 15. c5 Rab8 16. Rae1 Nd7 17. f4 f6 18. f5 Bf7 19. fxg6 hxg6 20. Bh3 Qa5 21. Bxd7 Rxd7 22. a3 Qb5 23. a4 Qb4 24. Rf3 Bh6 25. Bc1 Be3+ 26. Kg2 f5 27. Rexe3 dxe3 28. Rxe3 Rbd8 29. Nf3 f4 30. gxf4 exf4 31. Rc3 Rb7 32. Rd3 Rxd3 33. Qxd3 Qxc5 34. Bxf4 Bxb3 35. Qd8+ Qf8 36. Qh4 Bd1 37. Ne5 g5 38. Qxg5+ Rg7 39. Ng6 Qe8 0-1

[Event "Buenos Aires GP I"]
[Site "Buenos Aires"]
[Date "1992.??.??"]
[Round "6"]
[White "Arrieta, Hector"]
[Black "Filgueira, Hernan"]
[Result "1-0"]
[ECO "A87"]
[BlackElo "2285"]
[PlyCount "51"]
[EventDate "1992.??.??"]
[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 f5 2. c4 Nf6 3. Nf3 g6 4. g3 Bg7 5. Bg2 0-0 6. 0-0 d6 7. b3 c6 8. Bb2 Kh8 9. Nc3 Na6 10. Rc1 Nc7 11. Qc2 h6 12. Ne1 Qe8 13. e4 fxe4 14. Nxe4 Bf5 15. Nxf6 exf6 16. Qd2 g5 17. Nc2 Qd7 18. Rfe1 Bh7 19. Re2 f5 20. Rce1 Rf7 21. f4 Bf6 22. Nb4 gxf4 23. d5 Bxb2 24. Qxb2+ Kg8 25. dxc6 bxc6 26. Bxc6 1-0

[Event "Buenos Aires GP I"]
[Site "Buenos Aires"]
[Date "1992.??.??"]
[Round "2"]
[White "Arrieta, Hector"]
[Black "Gonzalez Vidal, Jose"]
[Result "1-0"]
[ECO "E85"]
[PlyCount "65"]
[EventDate "1992.??.??"]
[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 d6 2. c4 Nf6 3. Nc3 g6 4. e4 Bg7 5. f3 0-0 6. Be3 e5 7. dxe5 dxe5 8. Qxd8 Rxd8 9. Nd5 Nxd5 10. cxd5 c6 11. Bc4 cxd5 12. Bxd5 Nc6 13. Rd1 Bd7 14. Ne2 Nb4 15. Bg5 Nxd5 16. Bxd8 Rxd8 17. Rxd5 Kf8 18. Kf2 Ke8 19. Rhd1 Bf6 20. Nc3 Be6 21. Rxd8+ Bxd8 22. Nd5 b5 23. g3 g5 24. b3 h5 25. a4 b4 26. Ke3 h4 27. Kd3 Bxd5 28. exd5 Kd7 29. gxh4 gxh4 30. Ke4 Kd6 31. Rc1 f6 32. Rc6+ Kd7 33. Ra6 1-0

[Event "Buenos Aires FMDA op-B"]
[Site "Buenos Aires"]
[Date "1992.??.??"]
[Round "6"]
[White "Arrieta, Hector"]
[Black "Laboranti, Alberto"]
[Result "1-0"]
[ECO "E81"]
[PlyCount "83"]
[EventDate "1992.??.??"]
[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 g6 3. Nc3 Bg7 4. e4 d6 5. f3 Nc6 6. Be3 a6 7. Bd3 0-0 8. Nge2 Rb8 9. 0-0 e5 10. d5 Ne7 11. b4 Nd7 12. Qd2 f5 13. Bc2 f4 14. Ba7 Ra8 15. Bf2 g5 16. a4 h5 17. c5 Nf6 18. b5 Ng6 19. a5 axb5 20. Nxb5 g4 21. cxd6 cxd6 22. Bb6 Qe7 23. Qb4 Ne8 24. Bb3 gxf3 25. gxf3 Bh3 26. Rf2 Bf6 27. Rc1 Bh4 28. Rg2 Bxg2 29. Kxg2 Rf6 30. Nc7 Rc8 31. Ne6 Rxc1 32. Bd8 Re1 33. Bxe7 Rxe2+ 34. Kh3 Re3 35. Bxf6 Bxf6 36. Bd1 Nh4 37. Qb5 Kf7 38. Qd7+ Be7 39. Ng5+ Kf8 40. Kxh4 Re1 41. Ba4 Nf6 42. Qe6 1-0

[Event "Buenos Aires Traffic op"]
[Site "Buenos Aires"]
[Date "1992.??.??"]
[Round "3"]
[White "Arrieta, Hector"]
[Black "Machuca, G."]
[Result "1-0"]
[ECO "D06"]
[PlyCount "33"]
[EventDate "1992.??.??"]
[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 d5 3. cxd5 Nxd5 4. e4 Nb6 5. Nc3 e6 6. Nf3 Bb4 7. a3 Bxc3+ 8. bxc3 N8d7 9. Bd3 c5 10. 0-0 0-0 11. e5 c4 12. Bxh7+ Kxh7 13. Ng5+ Kg8 14. Qh5 Re8 15. Qxf7+ Kh8 16. Qh5+ Kg8 17. Qh7+ 1-0

[Event "Buenos Aires FMDA op-B"]
[Site "Buenos Aires"]
[Date "1992.??.??"]
[Round "3"]
[White "Arrieta, Hector"]
[Black "Meyer, Arturo"]
[Result "1-0"]
[ECO "D37"]
[PlyCount "67"]
[EventDate "1992.??.??"]
[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. Nf3 Nf6 3. c4 e6 4. Nc3 Be7 5. e3 0-0 6. Bd3 dxc4 7. Bxc4 c5 8. 0-0 a6 9. a4 Qc7 10. Qe2 cxd4 11. exd4 Nc6 12. Be3 Ng4 13. Rac1 Rd8 14. Rfd1 Bf6 15. g3 Nxe3 16. fxe3 Na5 17. Ba2 Qb6 18. Ne4 Be7 19. Ne5 f6 20. Nd3 Kh8 21. Nec5 Qd6 22. Nf4 e5 23. Nfe6 Bxe6 24. Nxe6 Rdc8 25. Qg4 Bf8 26. Qf5 Be7 27. Rxc8+ Rxc8 28. Nxg7 Rc7 29. Ne6 Nc4 30. Nxc7 Nxe3 31. Qc8+ Bd8 32. Ne8 Qe7 33. Rd3 exd4 34. Qe6 1-0

[Event "Buenos Aires Traffic op"]
[Site "Buenos Aires"]
[Date "1992.??.??"]
[Round "1"]
[White "Arrieta, Hector"]
[Black "Minzer, Claudio Javier"]
[Result "0-1"]
[ECO "B41"]
[BlackElo "2290"]
[PlyCount "64"]
[EventDate "1992.??.??"]
[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 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 a6 5. Be2 Nf6 6. e5 Qa5+ 7. Nd2 Qxe5 8. Nc4 Qc7 9. 0-0 d5 10. Nd2 e5 11. N4f3 Nc6 12. Nb3 Bd6 13. a4 e4 14. Nfd4 Bxh2+ 15. Kh1 Bd6 16. Bg5 Qe7 17. g3 h6 18. Be3 Ne5 19. Kg2 0-0 20. Rh1 Nfg4 21. Qd2 f5 22. c3 Bd7 23. a5 Rf6 24. Nc2 Bc6 25. Nbd4 g5 26. Raf1 Qg7 27. f4 exf3+ 28. Nxf3 Nxe3+ 29. Nxe3 Qf7 30. Nd4 f4 31. Bh5 Qh7 32. Ng4 Qe4+ 0-1

[Event "Buenos Aires Traffic op"]
[Site "Buenos Aires"]
[Date "1992.??.??"]
[Round "6"]
[White "Arrieta, Hector"]
[Black "Playa, Marcelo"]
[Result "0-1"]
[ECO "D02"]
[BlackElo "2390"]
[PlyCount "40"]
[EventDate "1992.??.??"]
[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 e6 2. Nf3 Nf6 3. g3 d5 4. Bg5 h6 5. Bxf6 Qxf6 6. c3 c5 7. Bg2 Nc6 8. 0-0 Bd6 9. dxc5 Bxc5 10. Nbd2 0-0 11. Qa4 e5 12. e4 d4 13. b4 dxc3 14. bxc5 cxd2 15. Nxd2 Nd4 16. Nc4 Bg4 17. Ne3 Bf3 18. Qd7 Bxg2 19. Nxg2 Qe6 20. Qxb7 Nf3+ 0-1

[Event "Buenos Aires FMDA op-B"]
[Site "Buenos Aires"]
[Date "1992.??.??"]
[Round "2"]
[White "Arrieta, Hector"]
[Black "Saldano Dayer, Horacio"]
[Result "1-0"]
[ECO "D77"]
[PlyCount "68"]
[EventDate "1992.??.??"]
[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 g6 3. Nc3 d5 4. Nf3 Bg7 5. g3 0-0 6. Bg2 dxc4 7. 0-0 Nc6 8. d5 Nb4 9. e4 Nd3 10. Nd2 Nxc1 11. Rxc1 Bh6 12. f4 Qd6 13. Kh1 Ng4 14. Qe2 Qa6 15. h3 Nf6 16. Qxc4 Nh5 17. Qxa6 bxa6 18. Ne2 e5 19. Rxc7 a5 20. Nc4 Ba6 21. b3 Rfc8 22. Rxc8+ Rxc8 23. fxe5 Rxc4 24. bxc4 Bxc4 25. d6 Bxe2 26. Rf2 Bb5 27. Kh2 a4 28. Bf1 Bd7 29. Bc4 Be8 30. Bxf7+ Bxf7 31. d7 Bg5 32. Rf6 Nxf6 33. d8Q+ Kg7 34. exf6+ Bxf6 1-0

[Event "Buenos Aires FMDA op-B"]
[Site "Buenos Aires"]
[Date "1992.??.??"]
[Round "1"]
[White "Berlinka, Marcos"]
[Black "Arrieta, Hector"]
[Result "1-0"]
[ECO "D80"]
[WhiteElo "2215"]
[PlyCount "57"]
[EventDate "1992.??.??"]
[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 g6 3. Nc3 d5 4. Bg5 Ne4 5. cxd5 Nxc3 6. bxc3 Qxd5 7. Qd2 c5 8. Nf3 Nc6 9. Bh6 Bg4 10. Bxf8 Bxf3 11. Bg7 Rg8 12. c4 Qd8 13. gxf3 Rxg7 14. d5 Ne5 15. Qc3 f6 16. Bh3 Qd6 17. 0-0 Nf7 18. Qb3 Ng5 19. Qb5+ Kf8 20. Bg2 b6 21. Rfd1 Rg8 22. f4 Nf7 23. Rd3 Kg7 24. Re3 Rge8 25. Re6 Qxf4 26. Qd7 Qd4 27. Rb1 Qxc4 28. Rxe7 Rxe7 29. Qxe7 1-0

[Event "Buenos Aires GP I"]
[Site "Buenos Aires"]
[Date "1992.??.??"]
[Round "5"]
[White "Cordoba Picazo, Manuel Javier"]
[Black "Arrieta, Hector"]
[Result "0-1"]
[ECO "D97"]
[PlyCount "74"]
[EventDate "1992.??.??"]
[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 g6 3. Nc3 d5 4. Qb3 dxc4 5. Qxc4 Bg7 6. Nf3 0-0 7. e4 c6 8. Be3 Na6 9. Be2 Ng4 10. Bf4 Nc7 11. h3 Ne6 12. Bg3 Nh6 13. Rd1 Qb6 14. Rd2 Rd8 15. d5 Bxc3 16. bxc3 Nc5 17. 0-0 cxd5 18. exd5 Bf5 19. Bf4 Ne4 20. Bxh6 Nxd2 21. Bxd2 Rac8 22. Qf4 Rxd5 23. g4 Bd3 24. Bxd3 Rxd3 25. Ne5 Rxd2 26. Qxd2 Qd6 27. Qe3 Qe6 28. Re1 Qxa2 29. c4 Rc7 30. Qd4 Qa5 31. Qd8+ Kg7 32. Re3 Qc5 33. Nd7 Rc8 34. Nxc5 Rxd8 35. Rxe7 Rd1+ 36. Re1 Rxe1+ 37. Kg2 b6 0-1

[Event "Buenos Aires GP I"]
[Site "Buenos Aires"]
[Date "1992.??.??"]
[Round "1"]
[White "Gomez Segura, Adalberto"]
[Black "Arrieta, Hector"]
[Result "1/2-1/2"]
[ECO "C89"]
[WhiteElo "2325"]
[PlyCount "50"]
[EventDate "1992.??.??"]
[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 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. 0-0 Be7 6. Re1 b5 7. Bb3 0-0 8. c3 d5 9. exd5 Nxd5 10. Nxe5 Nxe5 11. Rxe5 c6 12. d4 Bd6 13. Re1 Qh4 14. g3 Qh3 15. Be3 Bg4 16. Qd3 Rae8 17. Nd2 Re6 18. Qf1 Qh5 19. a4 f5 20. f4 bxa4 21. Bxd5 cxd5 22. Qg2 Re4 23. Qf1 Re6 24. Qg2 Re4 25. Qf1 Re6 1/2-1/2

[Event "Buenos Aires Traffic op"]
[Site "Buenos Aires"]
[Date "1992.??.??"]
[Round "4"]
[White "Lida Garcia, Fernando"]
[Black "Arrieta, Hector"]
[Result "1/2-1/2"]
[ECO "D92"]
[WhiteElo "2270"]
[PlyCount "67"]
[EventDate "1992.??.??"]
[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. Nf3 d5 3. c4 c6 4. Nc3 g6 5. Bf4 Bg7 6. cxd5 Nxd5 7. Be5 f6 8. Bg3 Be6 9. e3 Nd7 10. Be2 Nxc3 11. bxc3 Qa5 12. Qc1 c5 13. 0-0 0-0 14. Qb1 Qb6 15. Qe4 Bf5 16. Qxe7 Rfe8 17. Bc4+ Kh8 18. dxc5 Nxc5 19. Qc7 Qxc7 20. Bxc7 Rec8 21. Ba5 b6 22. Bb4 Bd3 23. Bxd3 Nxd3 24. Rab1 a5 25. Bd6 Rc6 26. Bg3 Rxc3 27. Rxb6 Ra3 28. Rb3 Rxb3 29. axb3 f5 30. Rd1 Rc8 31. Kf1 Nc1 32. Nd2 Kg8 33. Bd6 Bf8 34. Bxf8 1/2-1/2

[Event "Buenos Aires Traffic op"]
[Site "Buenos Aires"]
[Date "1992.??.??"]
[Round "2"]
[White "Mendez, Ernesto"]
[Black "Arrieta, Hector"]
[Result "1-0"]
[ECO "C68"]
[WhiteElo "2345"]
[PlyCount "93"]
[EventDate "1992.??.??"]
[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 e5 2. Nf3 Nc6 3. Bb5 a6 4. Bxc6 dxc6 5. 0-0 Bd6 6. d4 exd4 7. Qxd4 f6 8. Be3 Ne7 9. Nbd2 Be6 10. Rad1 0-0 11. Qc3 Ng6 12. Nd4 Bf7 13. Nc4 Qe8 14. f3 Be5 15. Nxe5 Qxe5 16. Ne2 Rfd8 17. Qxe5 Nxe5 18. b3 b6 19. Nc3 Kf8 20. h3 Ke8 21. f4 Ng6 22. Rde1 Rd7 23. e5 f5 24. e6 Bxe6 25. Bxb6 Kf7 26. Ba5 Rb8 27. g3 Bd5 28. Re3 Re8 29. Rd3 Red8 30. Rfd1 Ne7 31. Na4 Be6 32. Rxd7 Rxd7 33. Rxd7 Bxd7 34. c4 Ng6 35. Nc5 Bc8 36. Bxc7 Nf8 37. Nd3 Nd7 38. Kf2 Ke6 39. Ke3 g6 40. Kd4 Bb7 41. a4 Ke7 42. Ne5 Bc8 43. Nxd7 Kxd7 44. Be5 Ke6 45. Kc5 Bd7 46. Kb6 g5 47. Kxa6 1-0

[Event "Buenos Aires GP I"]
[Site "Buenos Aires"]
[Date "1992.??.??"]
[Round "3"]
[White "Ponzo, Fabian Alejandro"]
[Black "Arrieta, Hector"]
[Result "0-1"]
[ECO "C92"]
[PlyCount "80"]
[EventDate "1992.??.??"]
[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 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. 0-0 Be7 6. Re1 b5 7. Bb3 0-0 8. c3 d6 9. h3 Bb7 10. d4 h6 11. Nbd2 Re8 12. d5 Nb8 13. Nf1 Bf8 14. Ng3 g6 15. Nh2 Nbd7 16. h4 Bg7 17. Ng4 Nxg4 18. Qxg4 Nf6 19. Qe2 Qe7 20. h5 Rf8 21. Be3 Bc8 22. hxg6 fxg6 23. f3 Kh7 24. Nf1 Bd7 25. g4 Ng8 26. Ng3 Bf6 27. Kg2 Bg5 28. Rh1 Bf4 29. Rh3 Qg5 30. Bxf4 Rxf4 31. Rah1 Raf8 32. Qe3 Rxg4 33. Qxg5 Rxg5 34. R3h2 Kg7 35. Kf2 Nf6 36. Kg2 Nh5 37. Rxh5 gxh5 38. Rxh5 Rxh5 39. Nxh5+ Kg6 40. Ng3 Kg5 0-1

[Event "ARG-ch11 corr"]
[Site "Argentina"]
[Date "1984.??.??"]
[Round "?"]
[White "Arrieta, Hector"]
[Black "Berdichesky, Ruben"]
[Result "1/2-1/2"]
[ECO "B09"]
[PlyCount "38"]
[EventDate "1984.??.??"]
[EventType "tourn (corr)"]
[EventRounds "10"]
[EventCountry "ARG"]
[SourceTitle "Corr 2000"]
[Source "ChessBase"]
[SourceDate "2000.04.19"]
[SourceVersion "1"]
[SourceVersionDate "2000.04.19"]
[SourceQuality "1"]

1. e4 d6 2. d4 Nf6 3. Nc3 g6 4. f4 Bg7 5. Nf3 0-0 6. Be2 c5 7. dxc5 Qa5 8. 0-0 Qxc5+ 9. Kh1 Nbd7 10. Qe1 a6 11. a4 b6 12. Bd3 Bb7 13. Rb1 Rfc8 14. Be3 Qc7 15. Bg1 e6 16. Qe2 Nh5 17. Nd4 Bxd4 18. Bxd4 e5 19. Be3 Nxf4 1/2-1/2

[Event "ARG-ch11 corr"]
[Site "Argentina"]
[Date "1984.??.??"]
[Round "?"]
[White "Lucero, Miguel Osvaldo"]
[Black "Arrieta, Hector"]
[Result "1/2-1/2"]
[ECO "B39"]
[PlyCount "72"]
[EventDate "1984.??.??"]
[EventType "tourn (corr)"]
[EventRounds "10"]
[EventCountry "ARG"]
[SourceTitle "Corr 2000"]
[Source "ChessBase"]
[SourceDate "2000.04.19"]
[SourceVersion "1"]
[SourceVersionDate "2000.04.19"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 g6 5. c4 Bg7 6. Be3 Nf6 7. Nc3 Ng4 8. Qxg4 Nxd4 9. Qd1 Ne6 10. Qd2 Qa5 11. Be2 b6 12. Bh6 0-0 13. Bxg7 Kxg7 14. h4 Bb7 15. f4 Nc5 16. Qd4+ e5 17. Qxe5+ f6 18. Qd6 Nxe4 19. Qxd7+ Rf7 20. Qb5 Nxc3 21. Qxa5 bxa5 22. bxc3 Bxg2 23. Rg1 Be4 24. Rd1 Rb8 25. h5 Re7 26. Rg3 Rb2 27. Rd2 Rb1+ 28. Kf2 Re8 29. hxg6 hxg6 30. Bf3 Bxf3 31. Kxf3 Rf1+ 32. Rf2 Rxf2+ 33. Kxf2 Re4 34. Rf3 Rxc4 35. Kg3 f5 36. Rd3 Kh6 1/2-1/2

