[Event "URU-chT 27th"]
[Site "Paysandu"]
[Date "2000.08.27"]
[Round "6"]
[White "Sierra, Juan Andres"]
[Black "Koprek, Walter"]
[Result "1-0"]
[ECO "A48"]
[PlyCount "48"]
[EventDate "2000.08.25"]
[EventType "team-tourn"]
[EventRounds "7"]
[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. Bg5 Bg7 4. e3 0-0 5. Bd3 d6 6. 0-0 Nbd7 7. Nbd2 c5 8. c3 a6 9. a4 b6 10. b4 Rb8 11. Qe2 Nd5 12. Nc4 cxb4 13. cxb4 Nxb4 14. Nxd6 h6 15. Bc4 a5 16. Nxc8 hxg5 17. Na7 e6 18. Nb5 Qe7 19. Nd2 Rbc8 20. Ne4 Rfd8 21. Ned6 Rc6 22. Ne4 Nf6 23. Nxf6+ Bxf6 24. Rfc1 Nd5 1-0

[Event "URU-chT 27th"]
[Site "Paysandu"]
[Date "2000.08.26"]
[Round "3"]
[White "Koprek, Walter"]
[Black "Muzzo, Alejandro"]
[Result "1-0"]
[ECO "A49"]
[PlyCount "69"]
[EventDate "2000.08.25"]
[EventType "team-tourn"]
[EventRounds "7"]
[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. g3 Bg7 4. Bg2 0-0 5. 0-0 d6 6. Re1 Nbd7 7. c3 Ne4 8. Nbd2 Ndf6 9. Nxe4 Nxe4 10. Ng5 Nxg5 11. Bxg5 h6 12. Bd2 c6 13. e4 e5 14. Be3 Qc7 15. Qd2 Kh7 16. Rad1 Bg4 17. f3 Be6 18. b3 Rad8 19. Qf2 b6 20. f4 f5 21. Qc2 c5 22. fxe5 dxe5 23. d5 Bc8 24. c4 Qd6 25. a3 f4 26. Bf2 g5 27. b4 f3 28. Bh1 g4 29. bxc5 bxc5 30. Rb1 Ba6 31. Rb2 Rb8 32. Reb1 Rxb2 33. Rxb2 Rc8 34. Qc1 Bf8 35. h3 1-0

[Event "URU-chT 27th"]
[Site "Paysandu"]
[Date "2000.08.25"]
[Round "2"]
[White "Hipogrosso, Ruben"]
[Black "Koprek, Walter"]
[Result "1-0"]
[ECO "A36"]
[PlyCount "61"]
[EventDate "2000.08.25"]
[EventType "team-tourn"]
[EventRounds "7"]
[EventCountry "URU"]
[SourceTitle "EXT 2001"]
[Source "ChessBase"]
[SourceDate "2000.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2000.11.22"]
[SourceQuality "1"]

1. c4 Nf6 2. Nc3 c5 3. g3 g6 4. Bg2 Bg7 5. e4 Nc6 6. Nge2 0-0 7. 0-0 d6 8. d3 Rb8 9. f4 a6 10. h3 Bd7 11. Be3 b5 12. Qd2 Qc8 13. Kh2 b4 14. Nd1 a5 15. Rc1 Ne8 16. d4 cxd4 17. Nxd4 Nxd4 18. Bxd4 e5 19. fxe5 dxe5 20. Bf2 Be6 21. b3 Nc7 22. Ne3 Bh6 23. Qc2 Rd8 24. Rcd1 Qa6 25. Nd5 Bxd5 26. exd5 Bg7 27. Be3 Ne8 28. Qe2 f5 29. c5 Rbc8 30. Rfe1 Nf6 31. d6 1-0

[Event "URU-chT"]
[Site "Uruguay"]
[Date "1985.??.??"]
[Round "?"]
[White "Diano, Daniel"]
[Black "Koprek, Walter"]
[Result "1-0"]
[ECO "B43"]
[PlyCount "95"]
[EventDate "1985.??.??"]
[EventType "team-tourn"]
[EventRounds "7"]
[EventCountry "URU"]
[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 a6 5. Nc3 Qc7 6. Bd3 Nc6 7. Nde2 b5 8. Bf4 d6 9. a3 Bb7 10. 0-0 Rd8 11. Bg3 Be7 12. f4 Nf6 13. f5 e5 14. Bh4 Rd7 15. Bxf6 Bxf6 16. Nd5 Qd8 17. Nec3 Ne7 18. Nxf6+ gxf6 19. Qh5 d5 20. Qh6 Qb6+ 21. Kh1 Rg8 22. Rae1 d4 23. Ne2 Kd8 24. Qxh7 Kc7 25. Qxf7 Qd6 26. Qe6 Rdd8 27. b4 Rg7 28. Nc1 Rdg8 29. Qxd6+ Kxd6 30. Re2 Nc8 31. Nb3 Nb6 32. Nc5 Bc8 33. c3 Nc4 34. cxd4 exd4 35. Rd1 Ke5 36. g3 Ne3 37. Rxe3 dxe3 38. Bc4 Bb7 39. Bxg8 Bxe4+ 40. Nxe4 Kxe4 41. Be6 e2 42. Re1 Ke3 43. Kg2 Rg4 44. Bd5 Rd4 45. Bf3 Rd2 46. h4 a5 47. bxa5 Ra2 48. Rxe2+ 1-0

[Event "URU-chT"]
[Site "Uruguay"]
[Date "1985.??.??"]
[Round "?"]
[White "Koprek, Walter"]
[Black "Adib, A."]
[Result "1-0"]
[ECO "A52"]
[PlyCount "97"]
[EventDate "1985.??.??"]
[EventType "team-tourn"]
[EventRounds "7"]
[EventCountry "URU"]
[SourceTitle "EXT 2002"]
[Source "ChessBase"]
[SourceDate "2001.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2001.11.25"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e5 3. dxe5 Ng4 4. Nf3 Nc6 5. e4 Ngxe5 6. Nxe5 Nxe5 7. Be2 Bc5 8. 0-0 0-0 9. Nc3 a6 10. Nd5 d6 11. Be3 Bxe3 12. Nxe3 Be6 13. f4 Nc6 14. b3 f6 15. Bf3 Rb8 16. Qd2 Re8 17. Rad1 Kf8 18. Nd5 Ne7 19. e5 fxe5 20. fxe5 Kg8 21. Nxe7+ Rxe7 22. exd6 Rd7 23. dxc7 Qxc7 24. Qe3 Bf7 25. Rxd7 Qxd7 26. Rd1 Qc7 27. Bd5 h6 28. Bxf7+ Kxf7 29. Qd4 Kg8 30. c5 Rf8 31. Qd5+ Kh8 32. Qd6 Rc8 33. Qxc7 Rxc7 34. b4 Kh7 35. Rd6 Re7 36. Kf2 Kg8 37. c6 bxc6 38. Rxc6 Ra7 39. a4 Kf7 40. Ke3 Ke7 41. Kd4 Kd7 42. Rg6 Kd8 43. Kc5 a5 44. b5 Rb7 45. Kc6 Rf7 46. Kb6 Rf6+ 47. Rxf6 gxf6 48. Kxa5 Kc8 49. Kb6 1-0

[Event "URU-chT"]
[Site "Uruguay"]
[Date "1985.??.??"]
[Round "?"]
[White "Koprek, Walter"]
[Black "Nunez, JC."]
[Result "1-0"]
[ECO "E97"]
[PlyCount "55"]
[EventDate "1985.??.??"]
[EventType "team-tourn"]
[EventRounds "7"]
[EventCountry "URU"]
[SourceTitle "EXT 2002"]
[Source "ChessBase"]
[SourceDate "2001.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2001.11.25"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Nf3 0-0 6. Be2 e5 7. 0-0 Nc6 8. d5 Ne7 9. Be3 Re8 10. Nd2 c5 11. f4 exf4 12. Bxf4 a6 13. Re1 Qc7 14. Bf3 Nd7 15. Qc2 Ne5 16. Rad1 Bg4 17. Bxe5 Bxf3 18. Nxf3 Bxe5 19. Nxe5 f5 20. Nf3 fxe4 21. Nxe4 Nf5 22. Nf6+ Kf7 23. Nxe8 Rxe8 24. Ng5+ Kf8 25. Ne6+ Rxe6 26. Rxe6 Nd4 27. Qf2+ Kg8 28. Re8+ 1-0

[Event "Colonia op"]
[Site "Colonia"]
[Date "1985.??.??"]
[Round "?"]
[White "Koprek, Walter"]
[Black "Roselli Mailhe, Bernardo"]
[Result "0-1"]
[ECO "E94"]
[PlyCount "74"]
[EventDate "1985.??.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "URU"]
[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 e5 7. d5 Nbd7 8. 0-0 a5 9. a4 Nc5 10. Bg5 h6 11. Bxf6 Qxf6 12. Nd2 b6 13. Nb3 Na6 14. Nb5 Qh4 15. Nd2 f5 16. f3 f4 17. Qe1 Qg5 18. Rc1 h5 19. Qf2 Qf6 20. Nb3 g5 21. Nxc7 Nxc7 22. Qxb6 Na6 23. Qxa5 Bd7 24. Qc3 Bxa4 25. Ra1 Bxb3 26. Qxb3 Rfb8 27. Qc3 Qd8 28. Rfb1 Qb6+ 29. Kf1 Nb4 30. Ra3 Bf6 31. Rba1 Rxa3 32. bxa3 Na6 33. Bd3 Qc5 34. Rb1 Rxb1+ 35. Bxb1 Bd8 36. Qb3 Bb6 37. Qc2 Qg1+ 0-1

[Event "URU-chT"]
[Site "Uruguay"]
[Date "1985.??.??"]
[Round "?"]
[White "Koprek, Walter"]
[Black "Sabatoni, C."]
[Result "1/2-1/2"]
[ECO "D36"]
[PlyCount "93"]
[EventDate "1985.??.??"]
[EventType "team-tourn"]
[EventRounds "7"]
[EventCountry "URU"]
[SourceTitle "EXT 2002"]
[Source "ChessBase"]
[SourceDate "2001.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2001.11.25"]
[SourceQuality "1"]

1. d4 e6 2. c4 d5 3. Nc3 Nf6 4. Bg5 Be7 5. e3 c6 6. Nf3 Nbd7 7. cxd5 exd5 8. Bd3 0-0 9. Qc2 g6 10. 0-0 Kg7 11. a3 Bd6 12. b4 Qe8 13. Rfe1 h6 14. Bh4 g5 15. Bg3 Bxg3 16. hxg3 Qd8 17. Rac1 a6 18. Na4 Rh8 19. Nc5 Nxc5 20. dxc5 Be6 21. Nd4 Bd7 22. Rcd1 Qc7 23. Bf5 Rag8 24. Bxd7 Qxd7 25. Qf5 Qe8 26. f3 Qb8 27. Qc2 Kf8 28. Nf5 h5 29. Nd6 Ne8 30. Nxe8 Qxe8 31. e4 dxe4 32. Rxe4 Qb8 33. Qd2 Qxg3 34. Qd6+ Qxd6 35. cxd6 Kg7 36. Re7 Rb8 37. Rde1 Rhd8 38. d7 Kf8 39. Kf2 b6 40. Kg3 f6 41. f4 a5 42. fxg5 fxg5 43. Kf3 axb4 44. axb4 c5 45. bxc5 bxc5 46. Rh7 c4 47. Ree7 1/2-1/2

[Event "URU-chT"]
[Site "Uruguay"]
[Date "1985.??.??"]
[Round "?"]
[White "Miglierina, Walter"]
[Black "Koprek, Walter"]
[Result "0-1"]
[ECO "C02"]
[PlyCount "82"]
[EventDate "1985.??.??"]
[EventType "team-tourn"]
[EventRounds "7"]
[EventCountry "URU"]
[SourceTitle "EXT 2002"]
[Source "ChessBase"]
[SourceDate "2001.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2001.11.25"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 e6 3. e5 d5 4. c3 Nc6 5. d4 Qb6 6. b3 Bd7 7. Be3 cxd4 8. cxd4 Rc8 9. a3 Nge7 10. Bd3 Ng6 11. 0-0 Be7 12. Nc3 Na5 13. Bd2 Qxb3 14. Bc2 Qb6 15. Ne2 Nc4 16. Bxg6 hxg6 17. Rb1 Qc7 18. Bb4 Bxb4 19. Rxb4 a5 20. Rb1 Nxa3 21. Rc1 Nc4 22. Qd3 b5 23. Nf4 Bc6 24. Ng5 Nxe5 25. dxe5 Qxe5 26. Qg3 Qf6 27. Rfe1 Ke7 28. Nfxe6 fxe6 29. Rxe6+ Qxe6 30. Nxe6 Kxe6 31. Qxg6+ Kd7 32. Qxg7+ Kd6 33. Qf6+ Kd7 34. g3 Rhe8 35. h4 Re6 36. Qf5 Rce8 37. Re1 Kd6 38. Rxe6+ Rxe6 39. h5 d4 40. Qf4+ Ke7 41. h6 Re1+ 0-1

[Event "URU-chT"]
[Site "Uruguay"]
[Date "1985.??.??"]
[Round "?"]
[White "Negro, S."]
[Black "Koprek, Walter"]
[Result "1-0"]
[ECO "B40"]
[PlyCount "88"]
[EventDate "1985.??.??"]
[EventType "team-tourn"]
[EventRounds "7"]
[EventCountry "URU"]
[SourceTitle "EXT 2002"]
[Source "ChessBase"]
[SourceDate "2001.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2001.11.25"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 e6 3. b3 d5 4. exd5 exd5 5. d4 Nf6 6. Bg5 Be7 7. dxc5 0-0 8. b4 Re8 9. Be2 a5 10. c3 axb4 11. cxb4 Nc6 12. b5 Na5 13. Be3 Be6 14. 0-0 Ne4 15. Nbd2 Nxc5 16. a4 b6 17. Nd4 Bf6 18. Rc1 Rc8 19. N2f3 Qd7 20. Bd2 Ncb7 21. Be3 Rxc1 22. Qxc1 Rc8 23. Qd2 Nc5 24. Rc1 Nxa4 25. Rxc8+ Qxc8 26. Nxe6 Qxe6 27. Qb4 Nc3 28. Bd3 d4 29. Nxd4 Bxd4 30. Qxd4 Qc8 31. Qxb6 Nb7 32. Qc6 Qxc6 33. bxc6 Nd6 34. c7 Nd5 35. Bc5 Nxc7 36. Bxd6 Ne6 37. f4 g6 38. Bc4 Nd4 39. Kf2 Nf5 40. Be5 Kf8 41. g4 Ng7 42. Bxg7+ Kxg7 43. h4 Kf6 44. g5+ Kg7 1-0

