[Event "URU-ch"]
[Site "Uruguay"]
[Date "1968.??.??"]
[Round "?"]
[White "Alvarez del Monte, Jose Luis"]
[Black "Berstein, L."]
[Result "1-0"]
[ECO "C44"]
[PlyCount "81"]
[EventDate "1968.??.??"]
[EventType "tourn"]
[EventRounds "12"]
[EventCountry "URU"]
[SourceTitle "EXT 2001"]
[Source "ChessBase"]
[SourceDate "2000.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2000.11.22"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 d6 4. d4 Bd7 5. c3 Nf6 6. Nbd2 Be7 7. 0-0 0-0 8. Qe2 exd4 9. Nxd4 Nxd4 10. cxd4 Bxb5 11. Qxb5 Rb8 12. Re1 c6 13. Qd3 Qa5 14. Nf3 Rbd8 15. Bd2 Qc7 16. Rac1 h6 17. Nh4 d5 18. e5 Ne4 19. Nf5 Qd7 20. Nxe7+ Qxe7 21. Be3 Rde8 22. f3 Ng5 23. Bf2 Ne6 24. Qd2 f6 25. Bh4 Ng5 26. Bxg5 fxg5 27. Qc3 Rf4 28. g3 Rf7 29. Kg2 Qe6 30. a4 h5 31. a5 a6 32. Qd2 Qf5 33. Qe3 Re6 34. Red1 Rh6 35. Qd3 Qe6 36. Qe3 h4 37. g4 h3+ 38. Kg1 Rf4 39. Rd3 Rh4 40. Rb3 Rfxg4+ 41. fxg4 1-0

[Event "URU-ch"]
[Site "Uruguay"]
[Date "1968.??.??"]
[Round "?"]
[White "Barboza, Mauro"]
[Black "Berstein, L."]
[Result "1/2-1/2"]
[ECO "B25"]
[PlyCount "80"]
[EventDate "1968.??.??"]
[EventType "tourn"]
[EventRounds "12"]
[EventCountry "URU"]
[SourceTitle "EXT 2001"]
[Source "ChessBase"]
[SourceDate "2000.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2000.11.22"]
[SourceQuality "1"]

1. e4 c5 2. Nc3 Nc6 3. g3 g6 4. Bg2 Bg7 5. d3 Nf6 6. f4 d6 7. Nf3 Bg4 8. 0-0 0-0 9. h3 Bxf3 10. Bxf3 e6 11. Be3 Rb8 12. Rb1 Nd4 13. Bg2 b5 14. g4 b4 15. Ne2 Nxe2+ 16. Qxe2 Qa5 17. Qf2 Rbc8 18. Rfc1 Nd7 19. f5 c4 20. Bg5 Bf6 21. Bh6 Bg7 22. Bxg7 Kxg7 23. Qd4+ Ne5 24. Qxd6 Rcd8 25. Qe7 cxd3 26. fxe6 Qb6+ 27. Kh2 Qxe6 28. Qxe6 fxe6 29. cxd3 Rxd3 30. Rc7+ Rf7 31. Rbc1 Rdd7 32. Rxd7 Rxd7 33. Rc2 g5 34. Kg1 Ng6 35. Kf2 Nf4 36. Bf1 Kf6 37. Kf3 Rd1 38. Kf2 Ke5 39. Rc5+ Kxe4 40. Rxg5 Rd2+ 1/2-1/2

[Event "URU-ch"]
[Site "Uruguay"]
[Date "1968.??.??"]
[Round "?"]
[White "Berstein, L."]
[Black "Bademian Orchanian, Jose"]
[Result "0-1"]
[ECO "C55"]
[PlyCount "100"]
[EventDate "1968.??.??"]
[EventType "tourn"]
[EventRounds "12"]
[EventCountry "URU"]
[SourceTitle "EXT 2001"]
[Source "ChessBase"]
[SourceDate "2000.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2000.11.22"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. c3 Nxe4 5. d4 d5 6. Bb3 exd4 7. 0-0 Be7 8. Nxd4 0-0 9. Re1 Bc5 10. Be3 Ne5 11. Nc2 Ng4 12. Bxc5 Nxc5 13. Qxd5 Qxd5 14. Bxd5 Nd3 15. Re2 Nxb2 16. Nb4 Na4 17. Bb3 Nc5 18. Nd2 Be6 19. Ne4 Nxe4 20. Rxe4 Nf6 21. Re5 a5 22. Nd5 a4 23. Ne7+ Kh8 24. Bxe6 Rae8 25. Bc4 g6 26. Rae1 c6 27. h3 Kg7 28. g4 Rd8 29. Bf1 Rd2 30. R5e2 Rfd8 31. Kg2 Kf8 32. c4 Rxe2 33. Rxe2 Re8 34. Nxc6 bxc6 35. Rxe8+ Kxe8 36. Kf3 Ke7 37. Ke3 Kd6 38. Kd4 c5+ 39. Ke3 a3 40. Bg2 g5 41. f4 gxf4+ 42. Kxf4 Nd7 43. Kf5 Nb6 44. Kf6 Na4 45. Be4 Nc3 46. Bxh7 Nxa2 47. g5 Nc3 48. Kxf7 a2 49. g6 a1Q 50. g7 Qf1+ 0-1

[Event "URU-ch"]
[Site "Uruguay"]
[Date "1968.??.??"]
[Round "?"]
[White "Berstein, L."]
[Black "Benitez, Otto"]
[Result "0-1"]
[ECO "B99"]
[PlyCount "66"]
[EventDate "1968.??.??"]
[EventType "tourn"]
[EventRounds "12"]
[EventCountry "URU"]
[SourceTitle "EXT 2001"]
[Source "ChessBase"]
[SourceDate "2000.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2000.11.22"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Bg5 e6 7. f4 Be7 8. Qf3 Qc7 9. 0-0-0 b5 10. Bd3 Bb7 11. Rhe1 Nbd7 12. Qg3 b4 13. Nd5 exd5 14. exd5 Kd8 15. Nf5 Bf8 16. Qe3 Qc5 17. Bxf6+ Nxf6 18. Nd4 Qc7 19. g4 Be7 20. Nc6+ Bxc6 21. dxc6 h6 22. h4 Nxg4 23. Qf3 h5 24. Re2 Bxh4 25. Rh1 g5 26. Bf5 Nf6 27. Qe3 Re8 28. Qd4 Rxe2 29. Qxf6+ Qe7 30. Qxe7+ Rxe7 31. Kd2 Kc7 32. fxg5 Bxg5+ 33. Kd3 h4 0-1

[Event "URU-ch"]
[Site "Uruguay"]
[Date "1968.??.??"]
[Round "?"]
[White "Berstein, L."]
[Black "Diano, Daniel"]
[Result "1-0"]
[ECO "C22"]
[PlyCount "81"]
[EventDate "1968.??.??"]
[EventType "tourn"]
[EventRounds "12"]
[EventCountry "URU"]
[SourceTitle "EXT 2001"]
[Source "ChessBase"]
[SourceDate "2000.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2000.11.22"]
[SourceQuality "1"]

1. e4 Nf6 2. Nc3 e5 3. d4 exd4 4. Qxd4 Nc6 5. Qe3 b6 6. Bd2 Bc5 7. Qg3 Qe7 8. 0-0-0 Ne5 9. Nf3 Nxf3 10. gxf3 Bb7 11. Qxc7 Bc6 12. Qg3 a6 13. Rg1 Nh5 14. Qg2 g6 15. Bc4 b5 16. Bb3 Qe5 17. Be3 Bxe3+ 18. fxe3 Qc5 19. Rge1 a5 20. Qd2 a4 21. Bd5 b4 22. Bxc6 Qxc6 23. Qd4 0-0 24. Nd5 Rfe8 25. Qxb4 Rac8 26. c3 Qe6 27. Rd2 Rb8 28. Qa3 Rb7 29. Qxa4 Reb8 30. Qd4 Qa6 31. a3 Ng7 32. Nf4 Rb3 33. Qxd7 g5 34. Nd3 Ne6 35. Nb4 Qa5 36. Qd5 Qa4 37. Qd7 Rb5 38. Rd5 Rxc3+ 39. bxc3 Qxa3+ 40. Kd2 Qb2+ 41. Nc2 1-0

[Event "URU-ch"]
[Site "Uruguay"]
[Date "1968.??.??"]
[Round "?"]
[White "Berstein, L."]
[Black "Dienavorian Lacherian, Manuel"]
[Result "0-1"]
[ECO "C05"]
[PlyCount "138"]
[EventDate "1968.??.??"]
[EventType "tourn"]
[EventRounds "12"]
[EventCountry "URU"]
[SourceTitle "EXT 2001"]
[Source "ChessBase"]
[SourceDate "2000.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2000.11.22"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. Nd2 Nf6 4. e5 Nfd7 5. Ngf3 c5 6. c3 Nc6 7. Be2 Qb6 8. Qa4 cxd4 9. cxd4 Be7 10. 0-0 0-0 11. Nb3 Qd8 12. Qb5 a5 13. a3 a4 14. Nbd2 f6 15. exf6 Bxf6 16. Qd3 Qb6 17. Qe3 Nxd4 18. Nxd4 Bxd4 19. Qg3 Nf6 20. Bd3 e5 21. Nf3 e4 22. Nxd4 Qxd4 23. Be2 Bd7 24. Rd1 Qb6 25. Bh6 Rf7 26. Rd2 Bb5 27. Be3 Qa6 28. Bxb5 Qxb5 29. Rc1 Raf8 30. Rc5 Qb3 31. Rc3 Qa2 32. h3 d4 33. Bxd4 Qb1+ 34. Kh2 e3 35. Rxe3 Ne4 36. Rxe4 Qxe4 37. Be3 Rf6 38. Qg5 h6 39. Qd5+ Qxd5 40. Rxd5 Rf5 41. Rd2 b5 42. g4 Re5 43. Kg3 Rf7 44. Rd8+ Kh7 45. Rd6 Ree7 46. Rd5 Rb7 47. Rd4 Rfd7 48. Re4 Rd3 49. Rb4 Rb3 50. Rxb3 axb3 51. Bd4 Rd7 52. Be5 g5 53. f3 Rd5 54. Bc3 Kg6 55. Bh8 Rd3 56. Be5 Kf7 57. Bh8 Ke6 58. Bg7 Rd2 59. h4 Kd5 60. hxg5 hxg5 61. Bf6 Kc4 62. Bg7 Re2 63. Bh8 Kd3 64. Bf6 Kc2 65. f4 Re3+ 66. Kf2 gxf4 67. g5 Rg3 68. Ke2 Kc1 69. Kf2 Rxg5 0-1

[Event "URU-ch"]
[Site "Uruguay"]
[Date "1968.??.??"]
[Round "?"]
[White "Berstein, L."]
[Black "Lamas Baliero, Pedro"]
[Result "0-1"]
[ECO "B33"]
[PlyCount "81"]
[EventDate "1968.??.??"]
[EventType "tourn"]
[EventRounds "12"]
[EventCountry "URU"]
[SourceTitle "EXT 2001"]
[Source "ChessBase"]
[SourceDate "2000.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2000.11.22"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 e5 6. Ndb5 d6 7. Bg5 a6 8. Na3 Be6 9. Nc4 Nd4 10. Qd2 Rc8 11. Ne3 Qb6 12. Bxf6 gxf6 13. Na4 Qc6 14. Nc3 Bh6 15. Bd3 Rg8 16. Qd1 Bxe3 17. fxe3 Nb5 18. Nxb5 axb5 19. 0-0 Rg6 20. Rf2 Ke7 21. Qe2 b4 22. a4 Bc4 23. a5 Qa6 24. Qd2 b3 25. Bxc4 Qxc4 26. cxb3 Qxe4 27. Rc1 Rxc1+ 28. Qxc1 Qc6 29. Qxc6 bxc6 30. Rc2 Kd7 31. Rc4 Rg8 32. e4 Rb8 33. Ra4 Rxb3 34. a6 Rb8 35. a7 Ra8 36. Kf2 Kc7 37. Kf3 Kb6 38. Kg4 Rxa7 39. Rc4 Kb5 40. Rc3 Ra1 41. Rh3 0-1

[Event "URU-ch"]
[Site "Uruguay"]
[Date "1968.??.??"]
[Round "?"]
[White "Berstein, L."]
[Black "Olivera, Juan Francisco"]
[Result "1/2-1/2"]
[ECO "C58"]
[PlyCount "20"]
[EventDate "1968.??.??"]
[EventType "tourn"]
[EventRounds "12"]
[EventCountry "URU"]
[SourceTitle "EXT 2001"]
[Source "ChessBase"]
[SourceDate "2000.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2000.11.22"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. Ng5 d5 5. exd5 Na5 6. Bb5+ c6 7. dxc6 bxc6 8. Qf3 Qc7 9. Nc3 Be7 10. d4 0-0 1/2-1/2

[Event "URU-ch"]
[Site "Uruguay"]
[Date "1968.??.??"]
[Round "?"]
[White "Estrada Degrandi, Walter"]
[Black "Berstein, L."]
[Result "1/2-1/2"]
[ECO "B08"]
[PlyCount "34"]
[EventDate "1968.??.??"]
[EventType "tourn"]
[EventRounds "12"]
[EventCountry "URU"]
[SourceTitle "EXT 2001"]
[Source "ChessBase"]
[SourceDate "2000.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2000.11.22"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 g6 3. Bf4 Bg7 4. Nc3 0-0 5. e4 d6 6. Bc4 Nc6 7. h3 e5 8. dxe5 dxe5 9. Nxe5 Qxd1+ 10. Rxd1 Nxe5 11. Bxe5 Nxe4 12. Bxg7 Re8 13. Nxe4 Rxe4+ 14. Be2 Kxg7 15. Rd8 Rxe2+ 16. Kxe2 Bg4+ 17. hxg4 Rxd8 1/2-1/2

[Event "URU-ch"]
[Site "Uruguay"]
[Date "1968.??.??"]
[Round "?"]
[White "Hunter, A."]
[Black "Berstein, L."]
[Result "1-0"]
[ECO "B50"]
[PlyCount "71"]
[EventDate "1968.??.??"]
[EventType "tourn"]
[EventRounds "12"]
[EventCountry "URU"]
[SourceTitle "EXT 2001"]
[Source "ChessBase"]
[SourceDate "2000.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2000.11.22"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. c4 g6 4. d4 cxd4 5. Qxd4 e5 6. Qd1 Nf6 7. Nc3 Bg7 8. h3 Be6 9. Be3 0-0 10. Qd2 Qa5 11. Rc1 Nc6 12. Be2 Rac8 13. 0-0 Nd4 14. Nxd4 exd4 15. Qxd4 Nh5 16. Qxa7 Qxa7 17. Bxa7 Bxc4 18. Bxc4 Rxc4 19. Rfd1 Bxc3 20. Rxc3 Rxe4 21. Rxd6 Nf4 22. Rb3 Ra4 23. Rxb7 Rxa2 24. Rdd7 Ne6 25. Be3 Nd8 26. Rb6 Ne6 27. b4 Rb2 28. Rbb7 Rb1+ 29. Kh2 g5 30. g4 Kg7 31. b5 Kg6 32. b6 f5 33. gxf5+ Rxf5 34. Rd6 Rf6 35. Re7 Ng7 36. Rxg7+ 1-0

[Event "URU-ch"]
[Site "Uruguay"]
[Date "1968.??.??"]
[Round "?"]
[White "Silva Nazzari, Roberto"]
[Black "Berstein, L."]
[Result "1/2-1/2"]
[ECO "B96"]
[PlyCount "47"]
[EventDate "1968.??.??"]
[EventType "tourn"]
[EventRounds "12"]
[EventCountry "URU"]
[SourceTitle "EXT 2001"]
[Source "ChessBase"]
[SourceDate "2000.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2000.11.22"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Bg5 e6 7. f4 b5 8. e5 dxe5 9. fxe5 Qc7 10. Qe2 Nfd7 11. 0-0-0 Bb4 12. Ne4 0-0 13. Qh5 Qxe5 14. Nf3 Qc7 15. Bd3 f5 16. g4 Bb7 17. gxf5 exf5 18. Nf2 Nf6 19. Qh3 Ne4 20. Nxe4 fxe4 21. Bxe4 Bxe4 22. Qe6+ Qf7 23. Qxe4 Qxf3 24. Qxb4 1/2-1/2

[Event "URU-ch"]
[Site "Uruguay"]
[Date "1968.??.??"]
[Round "?"]
[White "Viana, Josani Carneiro"]
[Black "Berstein, L."]
[Result "1/2-1/2"]
[ECO "B95"]
[PlyCount "100"]
[EventDate "1968.??.??"]
[EventType "tourn"]
[EventRounds "12"]
[EventCountry "URU"]
[SourceTitle "EXT 2001"]
[Source "ChessBase"]
[SourceDate "2000.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2000.11.22"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Bg5 e6 7. Be2 Be7 8. 0-0 b5 9. a3 Bb7 10. Qd3 Nbd7 11. f3 Rc8 12. Rad1 0-0 13. Nb3 Qc7 14. f4 Rfd8 15. Bf3 Nc5 16. Qe2 h6 17. Bxf6 Bxf6 18. Nd4 Nd7 19. Kh1 Nb6 20. Qe3 Nc4 21. Qc1 Nxb2 22. Ncxb5 axb5 23. Qxb2 Ba6 24. Qb4 Qc4 25. Qxc4 Rxc4 26. e5 dxe5 27. fxe5 Bxe5 28. Nc6 Rxd1 29. Rxd1 Bf6 30. Nb4 Bc8 31. Rd6 Kh7 32. Rc6 Rxc6 33. Bxc6 Bb2 34. Bxb5 Bxa3 35. Nd3 Bb7 36. c4 Be4 37. Ne5 f6 38. Nd7 Kg8 39. c5 Kf7 40. c6 Bd6 41. Nb6 e5 42. Na8 Ke7 43. c7 Bb7 44. Bc6 Bc8 45. Nb6 Bxc7 46. Nxc8+ Ke6 47. g3 f5 48. Kg2 g5 49. Na7 e4 50. Nb5 Be5 1/2-1/2

