[Event "Oberliga Nord N 9899"]
[Site "Germany"]
[Date "1999.??.??"]
[Round "?"]
[White "Sack, Bruno Wolfgang"]
[Black "Lindinger, Markus"]
[Result "0-1"]
[ECO "B40"]
[WhiteElo "2200"]
[BlackElo "2290"]
[PlyCount "122"]
[EventDate "1998.10.??"]
[EventType "team"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2000"]
[Source "ChessBase"]
[SourceDate "1999.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1999.11.16"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 e6 3. c3 Nf6 4. d3 Nc6 5. Nbd2 d5 6. Be2 Be7 7. 0-0 0-0 8. Re1 Qc7 9. Bf1 b5 10. a4 b4 11. c4 Rd8 12. g3 Ng4 13. h3 Nge5 14. Nxe5 Nxe5 15. exd5 exd5 16. Nf3 Ng6 17. Qe2 Bd7 18. Bg2 dxc4 19. dxc4 Bc6 20. Ng5 Bxg2 21. Kxg2 Bf6 22. Nf3 Qc6 23. Kg1 Re8 24. Be3 Rad8 25. h4 Bd4 26. Rad1 Qxa4 27. h5 Nf8 28. h6 g6 29. Nxd4 cxd4 30. b3 Qxb3 31. Rb1 Qa4 32. Qb2 Qa3 33. Bxd4 Qxb2 34. Bxb2 Rxe1+ 35. Rxe1 a5 36. Bf6 Rb8 37. c5 Ne6 38. c6 Kf8 39. Rc1 Ke8 40. Kf1 a4 41. c7 Rc8 42. Rc4 b3 43. Rxa4 Rxc7 44. Rb4 Nc5 45. Rd4 Rc8 46. Rb4 Rc7 47. Rd4 Rd7 48. Rb4 Rb7 49. Rc4 Rb5 50. Rd4 Rb8 51. Rd1 b2 52. Rb1 Na4 53. Ke2 Kd7 54. Kd3 Ke6 55. Bd4 Kd5 56. Be3 Rb3+ 57. Kc2 Rc3+ 58. Kd2 Kc4 59. Bg5 Kb3 60. Bf6 Rc2+ 61. Kd1 Nc3+ 0-1

[Event "Oberliga Nord N 9899"]
[Site "Germany"]
[Date "1999.??.??"]
[Round "?"]
[White "Sack, Bruno Wolfgang"]
[Black "Stephan, Axel"]
[Result "1/2-1/2"]
[ECO "B22"]
[WhiteElo "2200"]
[BlackElo "2235"]
[PlyCount "22"]
[EventDate "1998.10.??"]
[EventType "team"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2000"]
[Source "ChessBase"]
[SourceDate "1999.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1999.11.16"]
[SourceQuality "1"]

1. e4 c5 2. c3 d5 3. exd5 Qxd5 4. d4 cxd4 5. cxd4 Nc6 6. Nf3 e5 7. Nc3 Bb4 8. Bd2 Bxc3 9. Bxc3 e4 10. Ne5 Nxe5 11. dxe5 Ne7 1/2-1/2

[Event "Oberliga Nord N 9899"]
[Site "Germany"]
[Date "1999.??.??"]
[Round "?"]
[White "Van Riesen, Klaus"]
[Black "Sack, Bruno Wolfgang"]
[Result "1/2-1/2"]
[ECO "C11"]
[BlackElo "2200"]
[PlyCount "65"]
[EventDate "1998.10.??"]
[EventType "team"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2000"]
[Source "ChessBase"]
[SourceDate "1999.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1999.11.16"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. Nc3 Nf6 4. e5 Ne4 5. Nce2 f6 6. f3 Ng5 7. Bxg5 fxg5 8. f4 Be7 9. Qd2 0-0 10. 0-0-0 gxf4 11. Kb1 c5 12. Nf3 c4 13. h4 Nc6 14. c3 b5 15. Nxf4 b4 16. g3 Rb8 17. Ng5 Qa5 18. cxb4 Bxb4 19. Qc2 Rf5 20. Rh2 Bc3 21. Bh3 Bxb2 22. Qxb2 Rxb2+ 23. Rxb2 c3 24. Bxf5 exf5 25. Rc1 Ba6 26. e6 cxb2 27. Rxc6 Qe1+ 28. Kxb2 Qd2+ 29. Rc2 Qb4+ 30. Kc1 Qe1+ 31. Kb2 Qb4+ 32. Kc1 Qe1+ 33. Kb2 1/2-1/2

[Event "Oberliga Nord N 9899"]
[Site "Germany"]
[Date "1998.??.??"]
[Round "?"]
[White "Dietz, Juergen"]
[Black "Sack, Bruno Wolfgang"]
[Result "0-1"]
[ECO "A03"]
[WhiteElo "2275"]
[BlackElo "2200"]
[PlyCount "71"]
[EventDate "1998.10.??"]
[EventType "team"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2000"]
[Source "ChessBase"]
[SourceDate "1999.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1999.11.16"]
[SourceQuality "1"]

1. f4 e6 2. Nf3 d5 3. e3 c5 4. b3 Nc6 5. Bb5 Bd7 6. Bxc6 Bxc6 7. Ne5 Rc8 8. Bb2 Nf6 9. d3 Nd7 10. Nxc6 Rxc6 11. Nd2 f6 12. 0-0 Bd6 13. Qg4 Qe7 14. e4 d4 15. a4 0-0 16. Rae1 Bc7 17. Nc4 Qf7 18. Qe2 b6 19. e5 f5 20. Qf3 Nb8 21. b4 cxb4 22. Bxd4 Qd7 23. Qf2 Na6 24. Rb1 Bd8 25. Kh1 Be7 26. a5 b5 27. Nd6 Bxd6 28. exd6 Qxd6 29. Bxa7 Rfc8 30. Rb2 Nc7 31. Bd4 Nd5 32. Be5 Qd7 33. Rg1 Ne7 34. h4 Ng6 35. Bd4 Nxh4 36. Bxg7 0-1

[Event "Oberliga Nord N 9899"]
[Site "Germany"]
[Date "1998.??.??"]
[Round "?"]
[White "Marxen, Peter"]
[Black "Sack, Bruno Wolfgang"]
[Result "1-0"]
[ECO "C05"]
[WhiteElo "2265"]
[BlackElo "2200"]
[PlyCount "68"]
[EventDate "1998.10.??"]
[EventType "team"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2000"]
[Source "ChessBase"]
[SourceDate "1999.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1999.11.16"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. Nd2 Nf6 4. e5 Ne4 5. Bd3 Nxd2 6. Bxd2 c5 7. c3 Nc6 8. Nf3 cxd4 9. cxd4 Qb6 10. Bc3 Bd7 11. 0-0 Be7 12. Rc1 0-0 13. Bb1 Rac8 14. Qd3 g6 15. Qd2 f6 16. exf6 Bxf6 17. h4 Bg7 18. h5 Rxf3 19. gxf3 Rf8 20. hxg6 hxg6 21. Qg5 Nxd4 22. Bxd4 Qxd4 23. Rc7 Be8 24. Bxg6 Qe5 25. Bh7+ Kh8 26. Qxe5 Bxe5 27. Rxb7 Bc6 28. Rxa7 Bxb2 29. Kg2 d4 30. Be4 Bxe4 31. fxe4 Rd8 32. Rb7 Bc3 33. Rfb1 Rg8+ 34. Kf3 Rf8+ 1-0

[Event "Oberliga Nord N 9899"]
[Site "Germany"]
[Date "1998.??.??"]
[Round "?"]
[White "Sack, Bruno Wolfgang"]
[Black "Doeppner, Tilo"]
[Result "1/2-1/2"]
[ECO "D76"]
[WhiteElo "2200"]
[BlackElo "2190"]
[PlyCount "81"]
[EventDate "1998.10.??"]
[EventType "team"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2000"]
[Source "ChessBase"]
[SourceDate "1999.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1999.11.16"]
[SourceQuality "1"]

1. Nf3 Nf6 2. c4 g6 3. Nc3 Bg7 4. d4 0-0 5. g3 d5 6. cxd5 Nxd5 7. Bg2 Nb6 8. 0-0 Nc6 9. d5 Na5 10. e4 c6 11. Nd4 cxd5 12. exd5 e5 13. Nde2 Nac4 14. b3 Nd6 15. a4 Bg4 16. Ba3 Bxe2 17. Qxe2 Re8 18. Rac1 Bf8 19. Bb2 a6 20. Rfd1 Rc8 21. Ne4 Rxc1 22. Bxc1 Nxe4 23. Qxe4 Bd6 24. Be3 Nd7 25. Qd3 Qe7 26. Qc4 Kg7 27. b4 Rd8 28. Rb1 Nb8 29. a5 Qd7 30. Rc1 f6 31. Bb6 Re8 32. Bf1 Qe7 33. b5 axb5 34. Qxb5 Na6 35. Qa4 Nb8 36. Bb5 Rf8 37. Bf1 Qd7 38. Qc4 Na6 39. Qb3 Nb8 40. Rb1 Rf7 41. Rc1 1/2-1/2

[Event "Oberliga Nord N 9697"]
[Site "Germany"]
[Date "1997.??.??"]
[Round "?"]
[White "Dreyer, Michael"]
[Black "Sack, Bruno Wolfgang"]
[Result "1/2-1/2"]
[ECO "E07"]
[WhiteElo "2225"]
[BlackElo "2200"]
[PlyCount "63"]
[EventDate "1996.10.??"]
[EventType "team"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 1998"]
[Source "ChessBase"]
[SourceDate "1997.11.17"]
[SourceVersion "1"]
[SourceVersionDate "1997.11.17"]
[SourceQuality "1"]

1. c4 e6 2. Nc3 d5 3. Nf3 Nf6 4. g3 Be7 5. Bg2 0-0 6. d4 c6 7. 0-0 Nbd7 8. b3 b6 9. Bb2 Bb7 10. Nd2 c5 11. dxc5 Nxc5 12. cxd5 Nxd5 13. Nxd5 Bxd5 14. e4 Bb7 15. Qg4 g6 16. Nc4 h5 17. Qe2 Qd3 18. Rfe1 Qxe2 19. Rxe2 Rad8 20. Ba3 Rfe8 21. e5 Bxg2 22. Kxg2 Rd5 23. f4 Red8 24. Rc1 Kf8 25. Rcc2 Ke8 26. Bxc5 Bxc5 27. Nd2 Be7 28. Ne4 R8d7 29. Rc8+ Rd8 30. Rcc2 R8d7 31. Rc8+ Rd8 32. Rcc2 1/2-1/2

[Event "Oberliga Nord N 9697"]
[Site "Germany"]
[Date "1997.??.??"]
[Round "?"]
[White "Grimm, Uwe"]
[Black "Sack, Bruno Wolfgang"]
[Result "1/2-1/2"]
[ECO "A03"]
[BlackElo "2200"]
[PlyCount "12"]
[EventDate "1996.10.??"]
[EventType "team"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 1998"]
[Source "ChessBase"]
[SourceDate "1997.11.17"]
[SourceVersion "1"]
[SourceVersionDate "1997.11.17"]
[SourceQuality "1"]

1. f4 e6 2. Nf3 d5 3. e3 c5 4. b3 Nc6 5. Bb5 Nge7 6. Bb2 f6 1/2-1/2

[Event "Oberliga Nord N 9697"]
[Site "Germany"]
[Date "1997.??.??"]
[Round "?"]
[White "Mueller, Dieter"]
[Black "Sack, Bruno Wolfgang"]
[Result "1-0"]
[ECO "D36"]
[WhiteElo "2150"]
[BlackElo "2200"]
[PlyCount "83"]
[EventDate "1996.10.??"]
[EventType "team"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 1998"]
[Source "ChessBase"]
[SourceDate "1997.11.17"]
[SourceVersion "1"]
[SourceVersionDate "1997.11.17"]
[SourceQuality "1"]

1. d4 e6 2. Nf3 d5 3. c4 Nf6 4. Nc3 Be7 5. Bg5 Nbd7 6. cxd5 exd5 7. e3 c6 8. Bd3 0-0 9. 0-0 Re8 10. Qc2 Nf8 11. Rab1 a5 12. a3 g6 13. b4 axb4 14. axb4 Ne6 15. Bh4 Ng7 16. b5 Nf5 17. Bxf6 Bxf6 18. Na4 Ne7 19. bxc6 Nxc6 20. Nc5 Bg4 21. Nd2 Qd6 22. h3 Be6 23. Rxb7 Bg7 24. Ndb3 Reb8 25. Rxb8+ Qxb8 26. Na6 Qc8 27. Nbc5 Bf5 28. Nb4 Bf8 29. Rc1 Rb8 30. Qc3 Bxh3 31. gxh3 Qxh3 32. Nba6 Rc8 33. Qe1 Qg4+ 34. Kf1 h5 35. Qe2 Qh3+ 36. Ke1 Qh2 37. Kd2 Kg7 38. Qf3 Qd6 39. Rg1 h4 40. Rh1 Qd8 41. Rxh4 Qa5+ 42. Ke2 1-0

[Event "Oberliga Nord N 9697"]
[Site "Germany"]
[Date "1997.??.??"]
[Round "?"]
[White "Rabe, Klaus"]
[Black "Sack, Bruno Wolfgang"]
[Result "1/2-1/2"]
[ECO "D61"]
[BlackElo "2200"]
[PlyCount "62"]
[EventDate "1996.10.??"]
[EventType "team"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 1998"]
[Source "ChessBase"]
[SourceDate "1997.11.17"]
[SourceVersion "1"]
[SourceVersionDate "1997.11.17"]
[SourceQuality "1"]

1. Nf3 e6 2. d4 d5 3. c4 Nf6 4. Nc3 Nbd7 5. Bg5 Be7 6. e3 c6 7. Qc2 0-0 8. Rd1 Re8 9. Bd3 dxc4 10. Bxc4 Nd5 11. Bxe7 Qxe7 12. 0-0 Nxc3 13. Qxc3 b6 14. b4 Bb7 15. Rd2 Nf6 16. Qb2 c5 17. dxc5 Bxf3 18. gxf3 bxc5 19. b5 Qb7 20. Be2 Rad8 21. Rfd1 Rd5 22. f4 Ne4 23. Rc2 Qe7 24. Bf3 Qh4 25. Rcc1 Red8 26. Rxd5 exd5 27. Rd1 Rd6 28. Bg2 Qd8 29. Qe5 f6 30. Qb2 c4 31. Qd4 f5 1/2-1/2

[Event "Oberliga Nord N 9697"]
[Site "Germany"]
[Date "1997.??.??"]
[Round "?"]
[White "Sack, Bruno Wolfgang"]
[Black "Von Rahden, Arvid"]
[Result "1-0"]
[ECO "D79"]
[WhiteElo "2200"]
[PlyCount "128"]
[EventDate "1996.10.??"]
[EventType "team"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 1998"]
[Source "ChessBase"]
[SourceDate "1997.11.17"]
[SourceVersion "1"]
[SourceVersionDate "1997.11.17"]
[SourceQuality "1"]

1. Nf3 d5 2. d4 Nf6 3. c4 g6 4. g3 Bg7 5. Bg2 0-0 6. 0-0 c6 7. cxd5 cxd5 8. Nc3 Nc6 9. Ne5 Nxe5 10. dxe5 Ng4 11. Nxd5 e6 12. Nc3 Nxe5 13. Qb3 Nc6 14. Be3 Bd7 15. Rfd1 Rb8 16. Bc5 Re8 17. Nb5 a6 18. Nd6 Bf8 19. Bb6 Qe7 20. Nxe8 Bxe8 21. Rac1 h5 22. Bc5 Qc7 23. Bxf8 Kxf8 24. Qa3+ Qe7 25. Qxe7+ Kxe7 26. a3 Rd8 27. Bxc6 Rxd1+ 28. Rxd1 Bxc6 29. f3 g5 30. Kf2 e5 31. e4 g4 32. fxg4 hxg4 33. Ke3 Bb5 34. Rd2 Ke6 35. Rd8 f5 36. exf5+ Kxf5 37. Rh8 Bc6 38. Rh5+ Kf6 39. h4 gxh3 40. Rxh3 Kg6 41. Rh4 Bd5 42. Rg4+ Kf6 43. Rb4 Kf5 44. Rb6 Bh1 45. Rd6 Kg4 46. b4 Kf5 47. Rh6 Bd5 48. Rh5+ Kf6 49. Kd3 Bf7 50. Rh6+ Kg5 51. Rd6 Kg4 52. Ke3 Kxg3 53. Rd7 Bc4 54. Rg7+ Kh2 55. Ke4 Bb5 56. Kxe5 Bc6 57. Kd6 Be4 58. Kc5 Kh3 59. Kb6 Kh4 60. Rxb7 Kg5 61. Kxa6 Kf6 62. Rd7 Ke6 63. Rd2 Bd5 64. Rxd5 Kxd5 1-0

[Event "Oberliga Nord N 9697"]
[Site "Germany"]
[Date "1997.??.??"]
[Round "?"]
[White "Thanisch, Matthias"]
[Black "Sack, Bruno Wolfgang"]
[Result "1/2-1/2"]
[ECO "E05"]
[BlackElo "2200"]
[PlyCount "49"]
[EventDate "1996.10.??"]
[EventType "team"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 1998"]
[Source "ChessBase"]
[SourceDate "1997.11.17"]
[SourceVersion "1"]
[SourceVersionDate "1997.11.17"]
[SourceQuality "1"]

1. Nf3 e6 2. d4 d5 3. g3 Nf6 4. Bg2 Be7 5. 0-0 0-0 6. c4 dxc4 7. Ne5 c5 8. dxc5 Qa5 9. Nxc4 Qxc5 10. Qb3 Nc6 11. Be3 Qh5 12. f3 e5 13. Nc3 Rb8 14. Qd1 Be6 15. Nd2 Rfd8 16. Qe1 Nd4 17. Rc1 Qg6 18. Bf2 Rd7 19. e4 Rbd8 20. Be3 Ne8 21. Kh1 f6 22. f4 exf4 23. gxf4 f5 24. Bxd4 Rxd4 25. Nf3 1/2-1/2

[Event "JBLN Ost 9495"]
[Site "Germany"]
[Date "1995.??.??"]
[Round "6"]
[White "Hetey, Laszlo"]
[Black "Sack, Bruno Wolfgang"]
[Result "1-0"]
[ECO "E01"]
[WhiteElo "2275"]
[BlackElo "2185"]
[PlyCount "43"]
[EventDate "1994.??.??"]
[EventType "team"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2002"]
[Source "ChessBase"]
[SourceDate "2001.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2001.11.25"]
[SourceQuality "1"]

1. d4 d5 2. Nf3 e6 3. g3 Nf6 4. Bg2 Bd6 5. 0-0 0-0 6. c4 c6 7. b3 Nbd7 8. Nc3 dxc4 9. bxc4 e5 10. d5 cxd5 11. cxd5 Re8 12. a4 Nb6 13. a5 Bb4 14. axb6 Bxc3 15. Rxa7 Bd7 16. Bd2 Nxd5 17. Rxa8 Qxa8 18. Bxc3 Nxc3 19. Qxd7 Rd8 20. Qe7 Nxe2+ 21. Kh1 Re8 22. Qc7 1-0

[Event "JBLN Ost 9495"]
[Site "Germany"]
[Date "1995.??.??"]
[Round "7"]
[White "Lipinsky, Fabian"]
[Black "Sack, Bruno Wolfgang"]
[Result "1-0"]
[ECO "D66"]
[BlackElo "2185"]
[PlyCount "93"]
[EventDate "1994.??.??"]
[EventType "team"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2002"]
[Source "ChessBase"]
[SourceDate "2001.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2001.11.25"]
[SourceQuality "1"]

1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. Bg5 Be7 5. Nf3 Nbd7 6. e3 0-0 7. Rc1 c6 8. Bd3 dxc4 9. Bxc4 Nb6 10. Bd3 h6 11. Bh4 Nfd5 12. Bxe7 Qxe7 13. 0-0 Nd7 14. Bb1 g5 15. e4 Nxc3 16. Rxc3 g4 17. Ne5 Nxe5 18. dxe5 Qg5 19. Rg3 f5 20. f4 Qd8 21. exf5 exf5 22. Qb3+ Qd5 23. Rd1 Qxb3 24. Rxb3 Be6 25. Rxb7 Rab8 26. Rxb8 Rxb8 27. b3 c5 28. Rd6 Kf7 29. Bxf5 Bxf5 30. Rf6+ Ke7 31. Rxf5 c4 32. bxc4 Rb1+ 33. Kf2 Rb2+ 34. Kg3 Rxa2 35. Rh5 Ra6 36. Kxg4 Rc6 37. Kf5 a5 38. Rh3 Rxc4 39. Rxh6 a4 40. Rh7+ Kf8 41. Ra7 Kg8 42. Kg6 Rc6+ 43. Kg5 Rc4 44. f5 Kf8 45. h4 Kg8 46. e6 Rb4 47. f6 1-0

[Event "Hamburg-ch"]
[Site "Hamburg"]
[Date "1995.??.??"]
[Round "4"]
[White "Meyer, Falko"]
[Black "Sack, Bruno Wolfgang"]
[Result "1/2-1/2"]
[ECO "C11"]
[WhiteElo "2295"]
[BlackElo "2185"]
[PlyCount "104"]
[EventDate "1995.??.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2014"]
[Source "ChessBase"]
[SourceDate "2013.11.20"]
[SourceVersion "1"]
[SourceVersionDate "2013.11.20"]
[SourceQuality "1"]

1. e4 e6 2. Nf3 d5 3. Nc3 Nf6 4. e5 Nfd7 5. d4 c5 6. dxc5 Bxc5 7. Bd3 Nc6 8. Bf4 a6 9. 0-0 Be7 10. Bg3 g5 11. Re1 h5 12. h3 Nc5 13. a3 Bd7 14. Rc1 b5 15. Bf1 b4 16. axb4 Nxb4 17. Nd4 Rb8 18. Ra1 h4 19. Bh2 Qb6 20. Kh1 Nc6 21. Nxc6 Qxc6 22. Qd4 Rc8 23. Re3 Ne4 24. Nxe4 dxe4 25. Rc3 Bc5 26. Qd2 e3 27. fxe3 Ra8 28. Qd3 Qb6 29. Rb3 Qc6 30. Rc3 Qb6 31. Rxa6 Rxa6 32. Qxa6 Ke7 33. Bg1 Qxa6 34. Bxa6 Ra8 35. Bb7 Ra5 36. Kh2 Ba7 37. e4 Bxg1+ 38. Kxg1 Rxe5 39. b3 Ra5 40. Kf2 Kd6 41. Kf3 Ra7 42. e5+ Kxe5 43. Bc8 Be8 44. Kg4 Kd6 45. Kxg5 Bc6 46. Kf6 Ra8 47. Rd3+ Kc7 48. Bxe6 fxe6 49. Kxe6 Rg8 50. Rd4 Rxg2 51. Rxh4 Bd7+ 52. Kd5 Rxc2 1/2-1/2

[Event "Hamburg-ch"]
[Site "Hamburg"]
[Date "1995.??.??"]
[Round "2"]
[White "Ritscher, Jan Paul"]
[Black "Sack, Bruno Wolfgang"]
[Result "1/2-1/2"]
[ECO "C02"]
[WhiteElo "2300"]
[BlackElo "2185"]
[PlyCount "60"]
[EventDate "1995.??.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2014"]
[Source "ChessBase"]
[SourceDate "2013.11.20"]
[SourceVersion "1"]
[SourceVersionDate "2013.11.20"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. e5 c5 4. c3 Ne7 5. Nf3 Nd7 6. Bd3 cxd4 7. cxd4 Nc6 8. 0-0 Be7 9. Nc3 Nb6 10. Be3 Bd7 11. Nd2 0-0 12. f4 Rc8 13. Qh5 g6 14. Qh6 f5 15. g4 Rf7 16. Kh1 Nb4 17. gxf5 exf5 18. Bb1 Nc4 19. Nxc4 dxc4 20. a3 Bc6+ 21. Kg1 Nd5 22. Qh3 Nxc3 23. bxc3 Qd5 24. Kf2 b5 25. Bc2 a5 26. Rfc1 Bd8 27. Bd1 Qe4 28. Bc2 Qd5 29. Bd1 Qe4 30. Bc2 Qd5 1/2-1/2

[Event "Hamburg-ch"]
[Site "Hamburg"]
[Date "1995.??.??"]
[Round "1"]
[White "Sack, Bruno Wolfgang"]
[Black "Guzman, Enrique"]
[Result "1-0"]
[ECO "E09"]
[WhiteElo "2185"]
[BlackElo "2280"]
[PlyCount "57"]
[EventDate "1995.??.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2014"]
[Source "ChessBase"]
[SourceDate "2013.11.20"]
[SourceVersion "1"]
[SourceVersionDate "2013.11.20"]
[SourceQuality "1"]

1. Nf3 Nf6 2. d4 e6 3. g3 b6 4. Bg2 Ba6 5. 0-0 d5 6. Nbd2 Be7 7. c4 c6 8. Qc2 0-0 9. b3 Nbd7 10. Rd1 Rc8 11. Bb2 c5 12. e4 cxd4 13. exd5 exd5 14. Nxd4 dxc4 15. Nc6 Rxc6 16. Bxc6 Qc7 17. Bg2 Rc8 18. Rac1 b5 19. bxc4 bxc4 20. Bxf6 Nxf6 21. Qa4 Bc5 22. Qxa6 Bxf2+ 23. Kh1 Re8 24. Qxc4 Qe5 25. Qf4 Qxf4 26. gxf4 Be3 27. Bf3 Bxf4 28. Rc4 g5 29. Ne4 1-0

[Event "JBLN Ost 9495"]
[Site "Germany"]
[Date "1995.??.??"]
[Round "9"]
[White "Sack, Bruno Wolfgang"]
[Black "Janke"]
[Result "1-0"]
[ECO "D08"]
[WhiteElo "2185"]
[PlyCount "43"]
[EventDate "1994.??.??"]
[EventType "team"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2002"]
[Source "ChessBase"]
[SourceDate "2001.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2001.11.25"]
[SourceQuality "1"]

1. d4 d5 2. c4 e5 3. dxe5 d4 4. a3 Nc6 5. Nf3 Bg4 6. Nbd2 Qd7 7. h3 Bh5 8. b4 Qe6 9. g4 Bg6 10. Bg2 0-0-0 11. Qa4 Kb8 12. Bb2 h5 13. b5 Nxe5 14. Nxd4 Qd7 15. f4 hxg4 16. fxe5 gxh3 17. Bxb7 Kxb7 18. Qa6+ Ka8 19. N2b3 Be4 20. Nc6 Bxc6 21. Bd4 Qxd4 22. Qxc6+ 1-0

[Event "Hamburg-ch"]
[Site "Hamburg"]
[Date "1995.??.??"]
[Round "3"]
[White "Sack, Bruno Wolfgang"]
[Black "Kunsztowicz, Uwe Wilhelm"]
[Result "1-0"]
[ECO "E62"]
[WhiteElo "2185"]
[BlackElo "2315"]
[PlyCount "65"]
[EventDate "1995.??.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2014"]
[Source "ChessBase"]
[SourceDate "2013.11.20"]
[SourceVersion "1"]
[SourceVersionDate "2013.11.20"]
[SourceQuality "1"]

1. Nf3 g6 2. d4 Nf6 3. g3 Bg7 4. Bg2 0-0 5. c4 d6 6. 0-0 Nc6 7. Nc3 Rb8 8. d5 Na5 9. b3 c5 10. dxc6 bxc6 11. Bd2 e5 12. e4 c5 13. Rc1 h6 14. Re1 Nc6 15. Nd5 Nxd5 16. cxd5 Ne7 17. Bc3 f5 18. Nd2 Ba6 19. f3 f4 20. g4 Nc8 21. Bf1 Bb7 22. Nc4 h5 23. gxh5 Qg5+ 24. Kh1 Qxh5 25. Bd3 g5 26. Rg1 Rf6 27. Rc2 Rh6 28. Rg4 Kf7 29. Rcg2 Bf6 30. Qg1 Ke7 31. Bxe5 Qh3 32. Bxf6+ Kxf6 33. Qa1+ 1-0

[Event "Hamburg-ch"]
[Site "Hamburg"]
[Date "1995.??.??"]
[Round "7"]
[White "Sack, Bruno Wolfgang"]
[Black "Mach, Holger"]
[Result "1/2-1/2"]
[ECO "D11"]
[WhiteElo "2185"]
[BlackElo "2290"]
[PlyCount "102"]
[EventDate "1995.??.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2014"]
[Source "ChessBase"]
[SourceDate "2013.11.20"]
[SourceVersion "1"]
[SourceVersionDate "2013.11.20"]
[SourceQuality "1"]

1. Nf3 d5 2. d4 Nf6 3. g3 Bf5 4. Bg2 e6 5. 0-0 h6 6. c4 c6 7. b3 Be7 8. Bb2 0-0 9. Nc3 Nbd7 10. h3 Qb8 11. Nd2 Rd8 12. e4 dxe4 13. Ndxe4 Nc5 14. Nxc5 Bxc5 15. Na4 Bxd4 16. Bxd4 e5 17. Qf3 Be4 18. Bxe5 Qxe5 19. Rae1 Re8 20. Qc3 Qc7 21. Nc5 Bxg2 22. Kxg2 b6 23. Na4 Ne4 24. Qc2 Ng5 25. h4 Ne6 26. Nc3 Re7 27. Re3 Rae8 28. Rfe1 Qd6 29. Qe2 Kf8 30. Qg4 Qd4 31. Qe2 Qxc3 32. Rxc3 Nf4+ 33. gxf4 Rxe2 34. Rxe2 Rxe2 35. a4 Ke7 36. c5 Kd7 37. cxb6 axb6 38. Rg3 g6 39. f5 gxf5 40. Rg7 Ke7 41. Rh7 Re6 42. Rh8 c5 43. Kf3 Rd6 44. Ke3 f4+ 45. Kxf4 Rd4+ 46. Kg3 Rb4 47. Rxh6 Rxb3+ 48. f3 c4 49. Rc6 Rb4 50. h5 Rxa4 51. Rxb6 Kf8 1/2-1/2

[Event "JBLN Ost 9495"]
[Site "Germany"]
[Date "1995.??.??"]
[Round "5"]
[White "Sack, Bruno Wolfgang"]
[Black "Meissner"]
[Result "0-1"]
[ECO "E21"]
[WhiteElo "2185"]
[PlyCount "112"]
[EventDate "1994.??.??"]
[EventType "team"]
[EventRounds "9"]
[EventCountry "GER"]
[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. Bd2 b6 5. Nf3 Bb7 6. e3 0-0 7. Bd3 d6 8. a3 Bxc3 9. Bxc3 Ne4 10. Qc2 f5 11. 0-0 Nxc3 12. Qxc3 Bxf3 13. gxf3 Qg5+ 14. Kh1 Qh5 15. Be2 Nd7 16. Qd3 f4 17. Qe4 Rae8 18. Qc6 Rf7 19. Rg1 Nf6 20. Rg2 Qh6 21. e4 e5 22. Rd1 Qh5 23. b4 exd4 24. Rxd4 Qe5 25. Rd3 a5 26. Rg1 axb4 27. axb4 Qb2 28. Bd1 Qxb4 29. Bb3 Qc5 30. Qa4 Re5 31. Rg2 Nd7 32. Qb5 Nf8 33. Qa6 Rfe7 34. Rd1 Ne6 35. Qc8+ Nf8 36. Rdg1 Qa3 37. Qg4 Ne6 38. Bc2 Qc3 39. Bb1 Rg5 40. Qh4 Qxf3 41. e5 g6 42. exd6 cxd6 43. Ba2 Rh5 44. Qg4 Qxg4 45. Rxg4 Ra5 46. Bb1 Rg7 47. Re1 Re5 48. Rd1 Kf7 49. Ba2 Re2 50. Bb3 h5 51. Rg2 Nc5 52. Rb1 f3 53. Rgg1 Rxf2 54. Bd1 Nd7 55. Rb3 Ne5 56. Rxb6 Ng4 0-1

[Event "JBLN Ost 9495"]
[Site "Germany"]
[Date "1995.??.??"]
[Round "8"]
[White "Sack, Bruno Wolfgang"]
[Black "Naumann, Alexander"]
[Result "0-1"]
[ECO "D44"]
[WhiteElo "2185"]
[BlackElo "2320"]
[PlyCount "60"]
[EventDate "1994.??.??"]
[EventType "team"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2002"]
[Source "ChessBase"]
[SourceDate "2001.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2001.11.25"]
[SourceQuality "1"]

1. d4 d5 2. c4 e6 3. Nc3 c6 4. Nf3 Nf6 5. Bg5 dxc4 6. e4 b5 7. e5 h6 8. Bxf6 gxf6 9. Ne4 Bb4+ 10. Nc3 Nd7 11. Be2 Bb7 12. 0-0 Qb6 13. Ne4 f5 14. Ng3 0-0-0 15. a3 Be7 16. b3 cxb3 17. Qxb3 h5 18. Rfc1 h4 19. Nf1 Kb8 20. a4 a6 21. axb5 cxb5 22. Ne3 f4 23. Nc2 h3 24. g3 fxg3 25. hxg3 h2+ 26. Kg2 f5 27. Rh1 f4 28. Rxh2 Rxh2+ 29. Kxh2 Nxe5 30. Nxe5 Rh8+ 0-1

[Event "Hamburg-ch"]
[Site "Hamburg"]
[Date "1995.??.??"]
[Round "8"]
[White "Sack, Bruno Wolfgang"]
[Black "Nogly, Christoph"]
[Result "0-1"]
[ECO "A07"]
[WhiteElo "2185"]
[BlackElo "2230"]
[PlyCount "64"]
[EventDate "1995.??.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2014"]
[Source "ChessBase"]
[SourceDate "2013.11.20"]
[SourceVersion "1"]
[SourceVersionDate "2013.11.20"]
[SourceQuality "1"]

1. Nf3 d5 2. d4 c6 3. g3 Bg4 4. Bg2 Nd7 5. 0-0 e6 6. c4 Bd6 7. Nbd2 f5 8. e3 g5 9. b4 h5 10. Qb3 h4 11. b5 Bxf3 12. Nxf3 hxg3 13. fxg3 g4 14. Nh4 Rxh4 15. gxh4 Qxh4 16. Rf4 Bxf4 17. exf4 Qe1+ 18. Bf1 dxc4 19. Qxc4 cxb5 20. Qb3 Kf7 21. Bb2 Qd2 22. Bg2 Ngf6 23. Rf1 Nb6 24. Rf2 Qe1+ 25. Bf1 g3 26. hxg3 Ne4 27. Rg2 Rg8 28. Qxb5 Rxg3 29. Qe2 Rxg2+ 30. Qxg2 Nd5 31. Qh2 Qe3+ 32. Kh1 Ng3+ 0-1

[Event "Hamburg-ch"]
[Site "Hamburg"]
[Date "1995.??.??"]
[Round "5"]
[White "Sack, Bruno Wolfgang"]
[Black "Schuetze, Michael"]
[Result "1/2-1/2"]
[ECO "A87"]
[WhiteElo "2185"]
[PlyCount "50"]
[EventDate "1995.??.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2014"]
[Source "ChessBase"]
[SourceDate "2013.11.20"]
[SourceVersion "1"]
[SourceVersionDate "2013.11.20"]
[SourceQuality "1"]

1. Nf3 f5 2. g3 Nf6 3. Bg2 g6 4. 0-0 Bg7 5. d4 0-0 6. c4 d6 7. Nc3 Qe8 8. d5 a5 9. Rb1 Na6 10. b3 Bd7 11. Bb2 Nc5 12. Nd4 c6 13. a3 e5 14. dxe6 Nxe6 15. Nxe6 Qxe6 16. Qd2 Rad8 17. Rbd1 Be8 18. a4 Bf7 19. Rfe1 Qc8 20. e3 Rfe8 21. Qc1 Qc7 22. Qa1 Qb6 23. Ne2 Nh5 24. Bxg7 Nxg7 25. Qc3 Ne6 1/2-1/2

[Event "Hamburg-ch"]
[Site "Hamburg"]
[Date "1995.??.??"]
[Round "6"]
[White "Voigt, Martin"]
[Black "Sack, Bruno Wolfgang"]
[Result "1-0"]
[ECO "C11"]
[WhiteElo "2260"]
[BlackElo "2185"]
[PlyCount "57"]
[EventDate "1995.??.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2014"]
[Source "ChessBase"]
[SourceDate "2013.11.20"]
[SourceVersion "1"]
[SourceVersionDate "2013.11.20"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. Nc3 Nf6 4. e5 Nfd7 5. f4 c5 6. Nf3 Nc6 7. Be3 a6 8. Qd2 b5 9. h4 Bb7 10. h5 cxd4 11. Nxd4 Nc5 12. Qf2 b4 13. Nxc6 Bxc6 14. Bxc5 bxc3 15. bxc3 Qa5 16. Bd4 Rb8 17. Bd3 Rb2 18. 0-0 Rxa2 19. Rab1 Bb5 20. Bxb5+ axb5 21. f5 Qa6 22. fxe6 Qxe6 23. Rxb5 Ra8 24. Rb7 Rc8 25. Qxf7+ Qxf7 26. Rfxf7 Rg8 27. e6 g6 28. Rxh7 gxh5 29. e7 1-0

[Event "Hamburg-ch"]
[Site "Hamburg"]
[Date "1995.??.??"]
[Round "9"]
[White "Von Buelow, Georg"]
[Black "Sack, Bruno Wolfgang"]
[Result "1/2-1/2"]
[ECO "C11"]
[WhiteElo "2285"]
[BlackElo "2185"]
[PlyCount "46"]
[EventDate "1995.??.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2014"]
[Source "ChessBase"]
[SourceDate "2013.11.20"]
[SourceVersion "1"]
[SourceVersionDate "2013.11.20"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. Nc3 Nf6 4. e5 Nfd7 5. f4 c5 6. Nf3 Nc6 7. Be3 a6 8. Qd2 b5 9. h4 Bb7 10. h5 cxd4 11. Nxd4 Nc5 12. Bd3 b4 13. Nce2 Nxd4 14. Nxd4 Ne4 15. Bxe4 dxe4 16. 0-0-0 Bc5 17. Nb3 Qxd2+ 18. Kxd2 Be7 19. Bd4 f5 20. exf6 gxf6 21. Ke3 Rg8 22. Rhg1 f5 23. Bc5 Rg3+ 1/2-1/2

[Event "JBLN Ost 9495"]
[Site "Germany"]
[Date "1994.??.??"]
[Round "4"]
[White "Haeusler, Georg"]
[Black "Sack, Bruno Wolfgang"]
[Result "1-0"]
[ECO "D60"]
[BlackElo "2185"]
[PlyCount "81"]
[EventDate "1994.??.??"]
[EventType "team"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2002"]
[Source "ChessBase"]
[SourceDate "2001.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2001.11.25"]
[SourceQuality "1"]

1. c4 e6 2. Nc3 d5 3. d4 Nf6 4. Bg5 Be7 5. Nf3 0-0 6. e3 c6 7. Bd3 dxc4 8. Bxc4 Nd5 9. Bxe7 Qxe7 10. 0-0 Nd7 11. e4 N5b6 12. Bb3 Kh8 13. Re1 Rd8 14. Qe2 Nf6 15. e5 Nfd5 16. Rad1 a5 17. Qe4 a4 18. Bc2 g6 19. Nxd5 Nxd5 20. a3 b5 21. Rc1 Bb7 22. Bd3 Kg7 23. Rc5 Rac8 24. Be2 Rd7 25. Qc2 Rdc7 26. Nd2 h5 27. Ne4 Ba8 28. Nd6 Rb8 29. Rc1 Rd7 30. Bf3 f6 31. Bxd5 exd5 32. f4 Rf8 33. Qd2 Rdd8 34. Re1 fxe5 35. fxe5 Qh4 36. Rcc1 Qg4 37. Rf1 h4 38. h3 Qe6 39. Qg5 Rxf1+ 40. Rxf1 Rd7 41. Rf6 1-0

[Event "JBLN Ost 9495"]
[Site "Germany"]
[Date "1994.??.??"]
[Round "1"]
[White "Hamann"]
[Black "Sack, Bruno Wolfgang"]
[Result "1-0"]
[ECO "D37"]
[BlackElo "2185"]
[PlyCount "127"]
[EventDate "1994.??.??"]
[EventType "team"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2002"]
[Source "ChessBase"]
[SourceDate "2001.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2001.11.25"]
[SourceQuality "1"]

1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. Nf3 Nbd7 5. Bf4 Bb4 6. e3 0-0 7. Bd3 dxc4 8. Bxc4 Nb6 9. Qb3 Nbd5 10. Bg5 Bxc3+ 11. bxc3 c6 12. Qc2 Qa5 13. Rc1 Ne4 14. Bxd5 exd5 15. Be7 Re8 16. Bb4 Qa6 17. Nd2 Bf5 18. Qb2 Nxd2 19. Qxd2 Bd3 20. Rd1 Bc4 21. a3 f5 22. g3 Re4 23. Ra1 Rae8 24. Bd6 R4e6 25. Be5 Bd3 26. h4 g6 27. Qd1 Be4 28. Rh2 Bd3 29. Kd2 c5 30. Qb3 c4 31. Qb4 Rb6 32. Qc5 Rb2+ 33. Kc1 Rc2+ 34. Kd1 Qc6 35. Qb4 Qb6 36. Bd6 Rb2 37. Qxb6 Rxb6 38. Bb4 Ra8 39. Ra2 a5 40. Bc5 Rb3 41. Kd2 b5 42. h5 b4 43. axb4 a4 44. Rh1 a3 45. Rha1 Bb1 46. Rxb1 Rxb1 47. Kc2 Rf1 48. b5 Rxf2+ 49. Kb1 Rxa2 50. Kxa2 gxh5 51. b6 Rb8 52. Kxa3 Kf7 53. Kb4 Kg6 54. Kb5 Kg5 55. Kc6 Kg4 56. Bd6 Rg8 57. b7 h4 58. gxh4 Kxh4 59. Kxd5 Kg4 60. Kxc4 h5 61. Kd3 h4 62. b8Q f4 63. Qxg8+ Kh3 64. exf4 1-0

[Event "JBLN Ost 9495"]
[Site "Germany"]
[Date "1994.??.??"]
[Round "2"]
[White "Nocke, Thomas"]
[Black "Sack, Bruno Wolfgang"]
[Result "1-0"]
[ECO "A14"]
[WhiteElo "2225"]
[BlackElo "2185"]
[PlyCount "61"]
[EventDate "1994.??.??"]
[EventType "team"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2002"]
[Source "ChessBase"]
[SourceDate "2001.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2001.11.25"]
[SourceQuality "1"]

1. c4 e6 2. Nf3 Nf6 3. g3 Be7 4. Bg2 0-0 5. 0-0 d5 6. b3 Nbd7 7. Bb2 c5 8. e3 b6 9. d4 Ba6 10. Nbd2 Rc8 11. Rc1 cxd4 12. Nxd4 Bb4 13. Qe2 Bxd2 14. Qxd2 Nc5 15. Rfd1 Nce4 16. Qb4 Rc5 17. Ba3 Qc8 18. Qe1 Ra5 19. Bxf8 Qxf8 20. cxd5 Rxa2 21. Ra1 Rxa1 22. Rxa1 Qc8 23. dxe6 fxe6 24. b4 e5 25. Rc1 Bc4 26. Nf3 Ng4 27. Nxe5 Nxe5 28. Bxe4 Qg4 29. f3 Qd7 30. Qc3 Qd6 31. f4 1-0

[Event "JBLN Ost 9495"]
[Site "Germany"]
[Date "1994.??.??"]
[Round "3"]
[White "Sack, Bruno Wolfgang"]
[Black "Breier, Andreas"]
[Result "0-1"]
[ECO "B07"]
[WhiteElo "2185"]
[BlackElo "2215"]
[PlyCount "102"]
[EventDate "1994.??.??"]
[EventType "team"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2002"]
[Source "ChessBase"]
[SourceDate "2001.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2001.11.25"]
[SourceQuality "1"]

1. d4 d6 2. e4 g6 3. Bc4 Bg7 4. Ne2 Nf6 5. Nbc3 0-0 6. Bg5 Nbd7 7. 0-0 c6 8. Bd3 e5 9. d5 Qc7 10. Bc4 a6 11. Qd3 Nb6 12. Rad1 cxd5 13. Bxf6 Qxc4 14. Qxc4 Nxc4 15. Bxg7 Kxg7 16. b3 d4 17. Nd5 Na5 18. c3 dxc3 19. Ndxc3 Rd8 20. Rd5 b5 21. Rfd1 Nb7 22. f4 Be6 23. R5d3 Rac8 24. Rf1 Bg4 25. Ng3 exf4 26. Rxf4 Be6 27. h4 h5 28. Nge2 Rc5 29. Nd4 Bg4 30. Nd5 Rc1+ 31. Kh2 Nc5 32. Re3 Ne6 33. Nxe6+ Bxe6 34. Rc3 Rxc3 35. Nxc3 Rc8 36. Rf3 b4 37. Ne2 Rc2 38. Nd4 Rxa2 39. Nxe6+ fxe6 40. Rd3 Kf6 41. Rxd6 Ke5 42. Rb6 a5 43. Rb5+ Kxe4 44. Rg5 a4 45. bxa4 b3 46. Rxg6 b2 47. Rxe6+ Kd3 48. Rb6 Kc2 49. Rc6+ Kb1 50. Kg3 Ka1 51. Rb6 Rxa4 0-1

[Event "Wichern op 2nd"]
[Site "Hamburg"]
[Date "1993.??.??"]
[Round "1"]
[White "Assmus, Edgar"]
[Black "Sack, Bruno Wolfgang"]
[Result "1/2-1/2"]
[ECO "E14"]
[BlackElo "2310"]
[PlyCount "85"]
[EventDate "1993.10.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 1997"]
[Source "ChessBase"]
[SourceDate "1996.11.15"]
[SourceVersion "1"]
[SourceVersionDate "1996.11.15"]
[SourceQuality "1"]

1. d4 d5 2. c4 e6 3. Nf3 Nf6 4. e3 Be7 5. b3 0-0 6. Bb2 b6 7. Nbd2 Bb7 8. Bd3 Nbd7 9. 0-0 c5 10. Rc1 Rc8 11. Bb1 cxd4 12. exd4 Ne8 13. Ne5 Ndf6 14. f4 Nd6 15. c5 Nf5 16. b4 Ne3 17. Qe2 Nxf1 18. Kxf1 bxc5 19. bxc5 Qe8 20. Kg1 Nd7 21. Ndf3 Nxe5 22. Nxe5 g6 23. Bd3 Bc6 24. h3 Bf6 25. Nf3 Rb8 26. Bc3 Bb5 27. Ne5 Bxe5 28. fxe5 Bxd3 29. Qxd3 f5 30. exf6 Rxf6 31. Re1 Qc6 32. Qe3 Rbf8 33. Qe5 Qa6 34. Bd2 Rf1+ 35. Rxf1 Qxf1+ 36. Kh2 Qf5 37. Qc7 Qf7 38. Qd6 Rc8 39. Bf4 Qe8 40. Bh6 Qc6 41. Qg3 Qc7 42. Bf4 Qf7 43. Be5 1/2-1/2

[Event "Wichern op 2nd"]
[Site "Hamburg"]
[Date "1993.??.??"]
[Round "7"]
[White "Bener, Anna"]
[Black "Sack, Bruno Wolfgang"]
[Result "1/2-1/2"]
[ECO "D36"]
[WhiteElo "2070"]
[BlackElo "2310"]
[PlyCount "63"]
[EventDate "1993.10.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 1997"]
[Source "ChessBase"]
[SourceDate "1996.11.15"]
[SourceVersion "1"]
[SourceVersionDate "1996.11.15"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nc3 d5 4. cxd5 exd5 5. Bg5 Be7 6. Qc2 c6 7. e3 Nbd7 8. Bd3 0-0 9. Nf3 Re8 10. 0-0 Nf8 11. Rab1 a5 12. a3 Ne4 13. Bf4 Nxc3 14. Qxc3 a4 15. Rfe1 g6 16. e4 dxe4 17. Bxe4 Be6 18. Rbd1 Bb3 19. Rd2 Ne6 20. Bg3 Bf8 21. Bh4 Qb6 22. Ne5 Qc7 23. Ng4 Bg7 24. Nf6+ Bxf6 25. Bxf6 Qf4 26. Be5 Qh6 27. Rd3 Ng5 28. Bf3 Nxf3+ 29. Rxf3 Bd5 30. Rh3 Qg5 31. Rg3 Qf5 32. Rge3 1/2-1/2

[Event "Oberliga Nord N 9293"]
[Site "Germany"]
[Date "1993.??.??"]
[Round "?"]
[White "Bobzin, Pierre David"]
[Black "Sack, Bruno Wolfgang"]
[Result "1/2-1/2"]
[ECO "A08"]
[BlackElo "2320"]
[PlyCount "23"]
[EventDate "1992.10.??"]
[EventType "team"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 1997"]
[Source "ChessBase"]
[SourceDate "1996.11.15"]
[SourceVersion "1"]
[SourceVersionDate "1996.11.15"]
[SourceQuality "1"]

1. Nf3 d5 2. g3 c5 3. Bg2 Nc6 4. 0-0 e5 5. d3 f6 6. e4 d4 7. Nh4 Be6 8. f4 Qd7 9. Qh5+ Bf7 10. Qf5 Be6 11. Qh5+ Bf7 12. Qf5 1/2-1/2

[Event "Wichern op 2nd"]
[Site "Hamburg"]
[Date "1993.??.??"]
[Round "5"]
[White "Boog, Frithjof"]
[Black "Sack, Bruno Wolfgang"]
[Result "1/2-1/2"]
[ECO "A30"]
[BlackElo "2310"]
[PlyCount "81"]
[EventDate "1993.10.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 1997"]
[Source "ChessBase"]
[SourceDate "1996.11.15"]
[SourceVersion "1"]
[SourceVersionDate "1996.11.15"]
[SourceQuality "1"]

1. Nf3 Nf6 2. g3 g6 3. b3 Bg7 4. Bb2 0-0 5. Bg2 c5 6. c4 Nc6 7. 0-0 d6 8. d3 Bd7 9. Nc3 Rb8 10. Qd2 e6 11. Ne4 Qe7 12. Rac1 e5 13. Rfd1 a6 14. e3 b5 15. h3 Rfc8 16. Nfg5 Ne8 17. Nf3 b4 18. Qc2 f5 19. Ned2 Nc7 20. Nf1 Ne6 21. Re1 Qf8 22. Rcd1 Re8 23. N1h2 Bf6 24. Kh1 g5 25. Ng1 Qg7 26. Ne2 Rf8 27. Rg1 Rbe8 28. Bd5 Ne7 29. f4 Nxd5 30. cxd5 Nc7 31. e4 fxe4 32. dxe4 Qh6 33. f5 Qxh3 34. g4 Qh6 35. Ng3 Rc8 36. Kg2 Ne8 37. Nf3 Qg7 38. Rh1 Bd8 39. Bc1 h6 40. Rh2 Nf6 41. Nh5 1/2-1/2

[Event "Oberliga Nord N 9293"]
[Site "Germany"]
[Date "1993.??.??"]
[Round "?"]
[White "Christ, Ralf"]
[Black "Sack, Bruno Wolfgang"]
[Result "1/2-1/2"]
[ECO "C11"]
[WhiteElo "2240"]
[BlackElo "2320"]
[PlyCount "68"]
[EventDate "1992.10.??"]
[EventType "team"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 1997"]
[Source "ChessBase"]
[SourceDate "1996.11.15"]
[SourceVersion "1"]
[SourceVersionDate "1996.11.15"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. Nc3 Nf6 4. e5 Nfd7 5. f4 c5 6. Nf3 Nc6 7. Be3 a6 8. Qd2 b5 9. dxc5 Nxc5 10. Nd4 Bd7 11. a3 Be7 12. Be2 0-0 13. 0-0 Rc8 14. b4 Ne4 15. Nxe4 dxe4 16. Rfd1 Nxd4 17. Bxd4 Qc7 18. Qe3 Qb7 19. c3 Bc6 20. Re1 Ra8 21. Bd1 a5 22. Bc2 Ra6 23. Rab1 axb4 24. axb4 Ra2 25. Bxe4 Rfa8 26. Bxc6 Qxc6 27. Re2 Qd5 28. Rbe1 g6 29. Qe4 Rxe2 30. Rxe2 Ra1+ 31. Kf2 Qc4 32. Re1 Ra2+ 33. Re2 Ra1 34. Re1 Ra2+ 1/2-1/2

[Event "Berliner Sommer 11th"]
[Site "Berlin"]
[Date "1993.??.??"]
[Round "?"]
[White "Frolov, Artur"]
[Black "Sack, Bruno Wolfgang"]
[Result "1-0"]
[ECO "C06"]
[WhiteElo "2535"]
[BlackElo "2310"]
[PlyCount "77"]
[EventDate "1993.08.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 1997"]
[Source "ChessBase"]
[SourceDate "1996.11.15"]
[SourceVersion "1"]
[SourceVersionDate "1996.11.15"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. Nd2 Nf6 4. e5 Nfd7 5. Bd3 c5 6. c3 Nc6 7. Ne2 Qb6 8. Nf3 cxd4 9. cxd4 f6 10. exf6 Nxf6 11. 0-0 Bd6 12. Nf4 0-0 13. Re1 Ne4 14. g3 Bxf4 15. Bxf4 e5 16. Bxe4 dxe4 17. Nxe5 Nxe5 18. Bxe5 Qg6 19. Qe2 Bf5 20. Rac1 Rf7 21. Rc7 Rxc7 22. Bxc7 Qc6 23. Be5 Rc8 24. Qe3 Qd5 25. Qg5 Bg6 26. h4 Rf8 27. Rc1 Qf7 28. Qd2 Qf5 29. Rc7 Rf7 30. Rxf7 Bxf7 31. Qc2 h6 32. b3 a6 33. Kf1 Qf3 34. Kg1 Be6 35. Qc7 Bf7 36. Qd8+ Kh7 37. Qf8 Kg6 38. Qxg7+ Kh5 39. Bf4 1-0

[Event "GER CupT"]
[Site "Germany"]
[Date "1993.??.??"]
[Round "?"]
[White "Heinemann, Thies"]
[Black "Sack, Bruno Wolfgang"]
[Result "1-0"]
[ECO "C06"]
[WhiteElo "2385"]
[BlackElo "2320"]
[PlyCount "102"]
[EventDate "1993.??.??"]
[EventType "team"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 1997"]
[Source "ChessBase"]
[SourceDate "1996.11.15"]
[SourceVersion "1"]
[SourceVersionDate "1996.11.15"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. Nd2 Nf6 4. e5 Nfd7 5. c3 c5 6. Bd3 Nc6 7. Ne2 Qb6 8. Nf3 cxd4 9. cxd4 f6 10. exf6 Nxf6 11. 0-0 Bd6 12. Nc3 0-0 13. a3 Bd7 14. Re1 Rae8 15. Be3 g6 16. h3 Nh5 17. b4 Qd8 18. Bg5 Be7 19. Bh6 Ng7 20. Ra2 Bf6 21. Bf1 Rf7 22. g4 Ref8 23. Bg2 Bc8 24. Qd3 Kh8 25. Rc2 Rg8 26. Bd2 Rgf8 27. Rec1 Bd7 28. Bh6 a6 29. Re1 Rg8 30. Qd2 Ne8 31. Ne5 Nxe5 32. dxe5 Bg7 33. Bg5 Qb8 34. Bf4 Rgf8 35. Bg3 Qd8 36. Nxd5 Ba4 37. Nf6 Nxf6 38. exf6 Bxf6 39. Qxd8 Rxd8 40. Rc7 Rxc7 41. Bxc7 Rd3 42. Rxe6 Kg7 43. Rb6 Rd1+ 44. Kh2 Rd7 45. Bg3 Bb2 46. Bxb7 Bc2 47. Bc6 Ra7 48. a4 Bd4 49. Rb7+ Rxb7 50. Bxb7 Bxa4 51. Bxa6 Bb6 1-0

[Event "Wichern op 2nd"]
[Site "Hamburg"]
[Date "1993.??.??"]
[Round "9"]
[White "Kahlert, Thomas"]
[Black "Sack, Bruno Wolfgang"]
[Result "1/2-1/2"]
[ECO "B25"]
[BlackElo "2310"]
[PlyCount "80"]
[EventDate "1993.10.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 1997"]
[Source "ChessBase"]
[SourceDate "1996.11.15"]
[SourceVersion "1"]
[SourceVersionDate "1996.11.15"]
[SourceQuality "1"]

1. e4 c5 2. Nc3 Nc6 3. g3 g6 4. Bg2 Bg7 5. d3 d6 6. f4 e6 7. Nf3 Nge7 8. 0-0 0-0 9. Be3 Nd4 10. Bf2 Nec6 11. Nxd4 Nxd4 12. e5 dxe5 13. fxe5 Bxe5 14. Ne4 Nf5 15. c3 h5 16. Nxc5 Rb8 17. d4 Bg7 18. d5 b6 19. Nd3 exd5 20. Nb4 Bb7 21. Nxd5 Ne7 22. c4 Nxd5 23. cxd5 Bxb2 24. Rb1 Bg7 25. Qa4 Ra8 26. Bd4 Bxd4+ 27. Qxd4 Rc8 28. Rbd1 Rc2 29. Rd2 Rxd2 30. Qxd2 Qd6 31. Qd4 Re8 32. Bf3 Re5 33. Rd1 Re7 34. Qf4 Qc5+ 35. Kg2 Rd7 36. Qe5 Qc2+ 37. Kg1 Qc5+ 38. Kg2 Qc2+ 39. Kg1 Qc5+ 40. Kg2 Qc2+ 1/2-1/2

[Event "Oberliga Nord N 9293"]
[Site "Germany"]
[Date "1993.??.??"]
[Round "?"]
[White "Krueger, Claus"]
[Black "Sack, Bruno Wolfgang"]
[Result "1/2-1/2"]
[ECO "A47"]
[BlackElo "2320"]
[PlyCount "72"]
[EventDate "1992.10.??"]
[EventType "team"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 1997"]
[Source "ChessBase"]
[SourceDate "1996.11.15"]
[SourceVersion "1"]
[SourceVersionDate "1996.11.15"]
[SourceQuality "1"]

1. d4 e6 2. Nf3 Nf6 3. e3 b6 4. b3 Bb7 5. Bb2 Be7 6. Bd3 0-0 7. 0-0 Ne4 8. Nfd2 d5 9. c4 Nd7 10. Qc2 f5 11. f3 Nxd2 12. Nxd2 Nf6 13. e4 dxe4 14. fxe4 Ng4 15. Rae1 Bg5 16. Nf3 Ne3 17. Qc1 Bh6 18. Qb1 Nxf1 19. Rxf1 fxe4 20. Bxe4 Bxe4 21. Qxe4 Qd7 22. Re1 Rae8 23. h3 Qf7 24. Ba3 c5 25. dxc5 Qe7 26. Qc6 Bf4 27. Bb4 Bg3 28. Rb1 Rc8 29. Qe4 bxc5 30. Bc3 Bb8 31. Re1 Rce8 32. a3 Bg3 33. Rb1 Bd6 34. Re1 Bg3 35. Rb1 Bd6 36. Re1 Bg3 1/2-1/2

[Event "Wichern op 2nd"]
[Site "Hamburg"]
[Date "1993.??.??"]
[Round "6"]
[White "Sack, Bruno Wolfgang"]
[Black "Dehn, Marcus"]
[Result "1-0"]
[ECO "A10"]
[WhiteElo "2310"]
[PlyCount "79"]
[EventDate "1993.10.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 1997"]
[Source "ChessBase"]
[SourceDate "1996.11.15"]
[SourceVersion "1"]
[SourceVersionDate "1996.11.15"]
[SourceQuality "1"]

1. Nf3 e6 2. c4 f5 3. g3 Nf6 4. Bg2 Be7 5. 0-0 0-0 6. b3 d5 7. Bb2 c6 8. d3 Bd7 9. Nbd2 Be8 10. Rc1 Bh5 11. Re1 Bc5 12. e3 Nbd7 13. Qc2 Qe7 14. d4 Bd6 15. Ne5 Ne4 16. Nd3 g5 17. f3 Nxg3 18. hxg3 Bxg3 19. Re2 Bh4 20. Bc3 Kh8 21. Bb4 Qg7 22. Bxf8 Rxf8 23. Nc5 Nxc5 24. dxc5 e5 25. cxd5 cxd5 26. c6 bxc6 27. Qxc6 Bf7 28. Nf1 h5 29. Qd7 g4 30. Rc8 gxf3 31. Rxf8+ Qxf8 32. Bxf3 e4 33. Bg2 f4 34. Rc2 Bg8 35. Rc8 Qf6 36. Qxd5 Bf2+ 37. Kxf2 fxe3+ 38. Kxe3 Qh6+ 39. Ke2 Qa6+ 40. Qc4 1-0

[Event "Oberliga Nord N 9293"]
[Site "Germany"]
[Date "1993.??.??"]
[Round "?"]
[White "Sack, Bruno Wolfgang"]
[Black "Goertz, Frank"]
[Result "1/2-1/2"]
[ECO "D46"]
[WhiteElo "2320"]
[PlyCount "50"]
[EventDate "1992.10.??"]
[EventType "team"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 1997"]
[Source "ChessBase"]
[SourceDate "1996.11.15"]
[SourceVersion "1"]
[SourceVersionDate "1996.11.15"]
[SourceQuality "1"]

1. Nf3 d5 2. d4 Nf6 3. c4 c6 4. e3 e6 5. Nc3 Nbd7 6. Bd3 Bd6 7. 0-0 0-0 8. e4 dxe4 9. Nxe4 Nxe4 10. Bxe4 Qa5 11. Bd2 Qh5 12. Bc3 Nf6 13. Bc2 Rd8 14. h3 b6 15. Ne5 Bxe5 16. Qxh5 Nxh5 17. dxe5 Ba6 18. b3 Nf4 19. Rfe1 c5 20. Be4 Rac8 21. f3 Rc7 22. Kf2 Nd3+ 23. Bxd3 Rxd3 24. Re3 Rcd7 25. Rae1 g6 1/2-1/2

[Event "Oberliga Nord N 9293"]
[Site "Germany"]
[Date "1993.??.??"]
[Round "?"]
[White "Sack, Bruno Wolfgang"]
[Black "Hermann, Matthias"]
[Result "1/2-1/2"]
[ECO "E62"]
[WhiteElo "2320"]
[PlyCount "48"]
[EventDate "1992.10.??"]
[EventType "team"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 1997"]
[Source "ChessBase"]
[SourceDate "1996.11.15"]
[SourceVersion "1"]
[SourceVersionDate "1996.11.15"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. g3 Bg7 4. Bg2 c6 5. Nf3 d6 6. 0-0 Bg4 7. h3 Bxf3 8. Bxf3 0-0 9. Nc3 Nbd7 10. e4 Qb6 11. Rb1 h6 12. Be3 Kh7 13. Bg2 Rad8 14. b4 Qc7 15. Qb3 e6 16. Rfc1 Qb8 17. a4 Ng8 18. c5 d5 19. e5 Ne7 20. f4 f6 21. Ne2 fxe5 22. fxe5 Nf5 23. Bf2 Rf7 24. Nf4 Nf8 1/2-1/2

[Event "Oberliga Nord N 9293"]
[Site "Germany"]
[Date "1993.??.??"]
[Round "?"]
[White "Sack, Bruno Wolfgang"]
[Black "Kleeschaetzky, Rainer"]
[Result "1/2-1/2"]
[ECO "D45"]
[WhiteElo "2320"]
[BlackElo "2285"]
[PlyCount "60"]
[EventDate "1992.10.??"]
[EventType "team"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 1997"]
[Source "ChessBase"]
[SourceDate "1996.11.15"]
[SourceVersion "1"]
[SourceVersionDate "1996.11.15"]
[SourceQuality "1"]

1. Nf3 d5 2. d4 Nf6 3. c4 c6 4. e3 e6 5. Nc3 Nbd7 6. Qc2 Bd6 7. Be2 0-0 8. 0-0 Re8 9. Rd1 Qe7 10. h3 b6 11. e4 dxe4 12. Nxe4 Nxe4 13. Qxe4 Bb7 14. Bf4 Bxf4 15. Qxf4 Rad8 16. Ne5 Nxe5 17. dxe5 c5 18. Bf3 h6 19. b3 Bxf3 20. Qxf3 Rxd1+ 21. Rxd1 Rd8 22. Rxd8+ Qxd8 23. Qe3 a5 24. a4 Qd1+ 25. Kh2 Qc2 26. g3 Qd1 27. Kg2 Qc2 28. Kh2 Qd1 29. Kg2 Qc2 30. Kh2 Qd1 1/2-1/2

[Event "Oberliga Nord N 9293"]
[Site "Germany"]
[Date "1993.??.??"]
[Round "?"]
[White "Sack, Bruno Wolfgang"]
[Black "Mach, Holger"]
[Result "1/2-1/2"]
[ECO "A07"]
[WhiteElo "2320"]
[BlackElo "2235"]
[PlyCount "69"]
[EventDate "1992.10.??"]
[EventType "team"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 1997"]
[Source "ChessBase"]
[SourceDate "1996.11.15"]
[SourceVersion "1"]
[SourceVersionDate "1996.11.15"]
[SourceQuality "1"]

1. Nf3 d5 2. g3 Nf6 3. Bg2 c6 4. 0-0 Bg4 5. Ne5 Bf5 6. b3 e6 7. Bb2 Be7 8. d3 Nbd7 9. Nxd7 Qxd7 10. Nd2 Rd8 11. Nf3 0-0 12. Ne5 Qc7 13. e3 Nd7 14. Nxd7 Rxd7 15. Qe2 e5 16. e4 dxe4 17. dxe4 Be6 18. Rad1 Rfd8 19. Rxd7 Rxd7 20. Rd1 f6 21. a4 Qd8 22. Rxd7 Qxd7 23. Bf1 Kf8 24. Bc1 Bc5 25. Qd2 Qd4 26. Qxd4 Bxd4 27. Kg2 g6 28. f3 Ke7 29. Bd2 a6 30. Bd3 Kd6 31. g4 Bb6 32. Kf1 Bd8 33. Ke2 c5 34. c4 a5 35. Be1 1/2-1/2

[Event "Oberliga Nord N 9293"]
[Site "Germany"]
[Date "1993.??.??"]
[Round "?"]
[White "Sack, Bruno Wolfgang"]
[Black "Sobisch, Reinhard"]
[Result "1-0"]
[ECO "E69"]
[WhiteElo "2320"]
[PlyCount "70"]
[EventDate "1992.10.??"]
[EventType "team"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 1997"]
[Source "ChessBase"]
[SourceDate "1996.11.15"]
[SourceVersion "1"]
[SourceVersionDate "1996.11.15"]
[SourceQuality "1"]

1. Nf3 Nf6 2. g3 g6 3. Bg2 Bg7 4. 0-0 0-0 5. c4 d6 6. d4 Nbd7 7. Nc3 e5 8. h3 c6 9. e4 Ne8 10. Be3 h6 11. Qd2 Kh7 12. Rad1 Qe7 13. Rfe1 Nc7 14. Qc2 Nb6 15. b3 Ne6 16. d5 cxd5 17. exd5 Ng5 18. Nxg5+ hxg5 19. Ne4 g4 20. h4 Nd7 21. Qe2 f5 22. Ng5+ Kh8 23. Ne6 b6 24. Bg5 Rf6 25. Qd2 a5 26. Bxf6 Nxf6 27. Nxg7 Qxg7 28. Qe3 Nd7 29. f3 gxf3 30. Bxf3 Nc5 31. Qg5 Bd7 32. Kg2 Rg8 33. Rh1 e4 34. Be2 Be8 35. Qf4 Qf6 1-0

[Event "Wichern op 2nd"]
[Site "Hamburg"]
[Date "1993.??.??"]
[Round "8"]
[White "Sack, Bruno Wolfgang"]
[Black "Tatenhorst, Volker"]
[Result "1/2-1/2"]
[ECO "A26"]
[WhiteElo "2310"]
[BlackElo "2250"]
[PlyCount "17"]
[EventDate "1993.10.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 1997"]
[Source "ChessBase"]
[SourceDate "1996.11.15"]
[SourceVersion "1"]
[SourceVersionDate "1996.11.15"]
[SourceQuality "1"]

1. Nf3 Nf6 2. c4 g6 3. g3 Bg7 4. Bg2 0-0 5. 0-0 d6 6. Nc3 e5 7. d3 Nc6 8. Rb1 a5 9. Ne1 1/2-1/2

[Event "Berliner Sommer 11th"]
[Site "Berlin"]
[Date "1993.??.??"]
[Round "?"]
[White "Sack, Bruno Wolfgang"]
[Black "Von Herman, Ulf"]
[Result "0-1"]
[ECO "D46"]
[WhiteElo "2310"]
[BlackElo "2280"]
[PlyCount "68"]
[EventDate "1993.08.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 1997"]
[Source "ChessBase"]
[SourceDate "1996.11.15"]
[SourceVersion "1"]
[SourceVersionDate "1996.11.15"]
[SourceQuality "1"]

1. d4 d5 2. Nf3 Nf6 3. c4 e6 4. Nc3 c6 5. e3 Nbd7 6. Qc2 Bd6 7. Be2 0-0 8. 0-0 dxc4 9. Bxc4 Qe7 10. Rd1 e5 11. dxe5 Nxe5 12. Nxe5 Bxe5 13. h3 b6 14. Bd3 Bb7 15. f4 Bxc3 16. bxc3 c5 17. c4 Rad8 18. a4 Rd6 19. Bf1 Re6 20. a5 Bc6 21. axb6 axb6 22. Ra3 Re8 23. Qf2 Ne4 24. Qe1 Nd6 25. Bd3 Be4 26. Bf1 Nf5 27. Bb2 h5 28. Be5 Rg6 29. Rd2 Rg3 30. Qa1 Qh4 31. Qb2 f6 32. Qb5 Rf8 33. Bd6 Nxd6 34. Rxd6 Rxh3 0-1

[Event "Bad Woerishofen op 09th"]
[Site "Bad Woerishofen"]
[Date "1993.??.??"]
[Round "8"]
[White "Sack, Bruno Wolfgang"]
[Black "Weigel, Herbert"]
[Result "1/2-1/2"]
[ECO "E19"]
[WhiteElo "2320"]
[PlyCount "78"]
[EventDate "1993.03.13"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "TD"]
[Source "ChessBase"]
[SourceDate "1994.03.01"]
[SourceVersion "1"]
[SourceVersionDate "1994.03.01"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 e6 3. c4 b6 4. g3 Bb7 5. Bg2 Be7 6. 0-0 0-0 7. Nc3 Ne4 8. Qc2 Nxc3 9. Qxc3 Bf6 10. Qc2 d6 11. Ng5 Bxg5 12. Bxb7 Bxc1 13. Raxc1 Nd7 14. Bxa8 Qxa8 15. e4 e5 16. d5 a5 17. b3 Qd8 18. a3 Qg5 19. Qe2 h5 20. Kg2 g6 21. b4 axb4 22. axb4 h4 23. Ra1 f5 24. f3 Nf6 25. exf5 hxg3 26. hxg3 Nh5 27. Kg1 Nxg3 28. Qg2 Qe3+ 29. Rf2 Rxf5 30. Ra8+ Kg7 31. Qh3 Nh5 32. Qh4 Rg5+ 33. Kh2 Qc1 34. Ra1 Qxa1 35. Qxg5 Qd4 36. Rg2 Nf4 37. Qe7+ Kh6 38. Qf8+ Kh7 39. Qf7+ Kh6 1/2-1/2

[Event "Wichern op 2nd"]
[Site "Hamburg"]
[Date "1993.??.??"]
[Round "2"]
[White "Sack, Bruno Wolfgang"]
[Black "Wiertzema, Michael"]
[Result "1-0"]
[ECO "E65"]
[WhiteElo "2310"]
[PlyCount "77"]
[EventDate "1993.10.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 1997"]
[Source "ChessBase"]
[SourceDate "1996.11.15"]
[SourceVersion "1"]
[SourceVersionDate "1996.11.15"]
[SourceQuality "1"]

1. Nf3 Nf6 2. c4 c5 3. g3 g6 4. Bg2 Bg7 5. 0-0 0-0 6. Nc3 d6 7. d4 Nbd7 8. d5 Ng4 9. Qc2 Nde5 10. Nxe5 Nxe5 11. b3 b5 12. cxb5 a6 13. Bb2 Qb6 14. bxa6 Rxa6 15. h3 Bb7 16. Kh2 Rfa8 17. f4 Nd7 18. Na4 Qc7 19. Bxg7 Kxg7 20. Nc3 Rb6 21. e4 Rb4 22. Rf2 c4 23. Nd1 Kg8 24. Rc1 Qc5 25. bxc4 Nb6 26. Bf1 Ra3 27. e5 Ba6 28. exd6 exd6 29. Qe4 Bxc4 30. f5 gxf5 31. Qh4 Qxd5 32. Qd8+ Kg7 33. Qg5+ Kf8 34. Qd8+ Kg7 35. Qg5+ Kf8 36. Ne3 Qd4 37. Qd8+ Kg7 38. Nxf5+ Kg6 39. Nxd4 1-0

[Event "Wichern op 2nd"]
[Site "Hamburg"]
[Date "1993.??.??"]
[Round "3"]
[White "Smid, Arend"]
[Black "Sack, Bruno Wolfgang"]
[Result "1/2-1/2"]
[ECO "B31"]
[BlackElo "2310"]
[PlyCount "41"]
[EventDate "1993.10.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 1997"]
[Source "ChessBase"]
[SourceDate "1996.11.15"]
[SourceVersion "1"]
[SourceVersionDate "1996.11.15"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. Bb5 g6 4. 0-0 Bg7 5. c3 e5 6. d4 cxd4 7. cxd4 exd4 8. Bf4 Nge7 9. Bd6 0-0 10. Nbd2 a6 11. Bd3 Re8 12. a4 b6 13. Bc4 h6 14. Qb3 Rf8 15. Qd3 Bb7 16. b4 Kh7 17. Nb3 f5 18. e5 Re8 19. Nbxd4 Nxd4 20. Nxd4 Be4 21. Qd2 1/2-1/2

[Event "Oberliga Nord N 9293"]
[Site "Germany"]
[Date "1993.??.??"]
[Round "?"]
[White "Wandel, Bernd"]
[Black "Sack, Bruno Wolfgang"]
[Result "1/2-1/2"]
[ECO "D63"]
[BlackElo "2320"]
[PlyCount "77"]
[EventDate "1992.10.??"]
[EventType "team"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 1997"]
[Source "ChessBase"]
[SourceDate "1996.11.15"]
[SourceVersion "1"]
[SourceVersionDate "1996.11.15"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nc3 d5 4. Bg5 Be7 5. e3 0-0 6. Nf3 b6 7. cxd5 exd5 8. Rc1 Bb7 9. Be2 h6 10. Bh4 Nbd7 11. 0-0 a6 12. Na4 Rc8 13. Bxf6 Bxf6 14. Bd3 g6 15. Qe2 c5 16. dxc5 Nxc5 17. Nxc5 bxc5 18. Rfd1 Qb6 19. h4 h5 20. Qc2 Bg7 21. b3 Rfd8 22. Ng5 Bh6 23. Be2 Qf6 24. Bf3 Bxg5 25. hxg5 Qxg5 26. Qb2 Qe7 27. Rd2 Rd7 28. Rcd1 Rcd8 29. Qa3 Kh7 30. Rc2 Rc8 31. Rdc1 Rdc7 32. Rd1 Qe6 33. Rcd2 Rd8 34. Qa5 Rcc8 35. Rc2 Qe7 36. Rcd2 Qe6 37. Rc2 Qe7 38. Rcd2 Qe6 39. Rc2 1/2-1/2

[Event "Oberliga Nord N 9192"]
[Site "Germany"]
[Date "1992.??.??"]
[Round "?"]
[White "Kudoke, Willy"]
[Black "Sack, Bruno Wolfgang"]
[Result "1/2-1/2"]
[ECO "D35"]
[BlackElo "2320"]
[PlyCount "51"]
[EventDate "1991.10.??"]
[EventType "team"]
[EventRounds "11"]
[EventCountry "GER"]
[SourceTitle "EXT 1997"]
[Source "ChessBase"]
[SourceDate "1996.11.15"]
[SourceVersion "1"]
[SourceVersionDate "1996.11.15"]
[SourceQuality "1"]

1. c4 e6 2. Nc3 d5 3. cxd5 exd5 4. d4 Nf6 5. Nf3 Be7 6. g3 0-0 7. Bg2 h6 8. 0-0 c5 9. dxc5 Bxc5 10. h3 Nc6 11. e3 Be6 12. a3 Be7 13. b4 Rc8 14. Bb2 Qd7 15. Kh2 Rfd8 16. Rc1 a6 17. Na4 Qe8 18. Nc5 Bxc5 19. Rxc5 Ne4 20. Rc1 Nd6 21. Nd4 Nc4 22. Rc2 Nxb2 23. Rxb2 Nxd4 24. Qxd4 Qa4 25. Ra1 Rc4 26. Qd1 1/2-1/2

[Event "Oberliga Nord N 9192"]
[Site "Germany"]
[Date "1992.??.??"]
[Round "?"]
[White "Kuhlmann, Knut"]
[Black "Sack, Bruno Wolfgang"]
[Result "0-1"]
[ECO "C06"]
[BlackElo "2320"]
[PlyCount "44"]
[EventDate "1991.10.??"]
[EventType "team"]
[EventRounds "11"]
[EventCountry "GER"]
[SourceTitle "EXT 1997"]
[Source "ChessBase"]
[SourceDate "1996.11.15"]
[SourceVersion "1"]
[SourceVersionDate "1996.11.15"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. Nd2 Nf6 4. e5 Nfd7 5. Bd3 c5 6. c3 Nc6 7. Ne2 Qb6 8. Nf3 cxd4 9. cxd4 f6 10. exf6 Nxf6 11. 0-0 Bd6 12. Nc3 0-0 13. a3 Bd7 14. Bg5 Rae8 15. Bh4 g6 16. Bg3 Bxg3 17. hxg3 Nxd4 18. Nxd4 Qxd4 19. Qc2 Kg7 20. Rad1 Qb6 21. Qe2 e5 22. Bb1 Bg4 0-1

[Event "Oberliga Nord N 9192"]
[Site "Germany"]
[Date "1992.??.??"]
[Round "?"]
[White "Martens, Rolf Dieter"]
[Black "Sack, Bruno Wolfgang"]
[Result "0-1"]
[ECO "C00"]
[BlackElo "2320"]
[PlyCount "84"]
[EventDate "1991.10.??"]
[EventType "team"]
[EventRounds "11"]
[EventCountry "GER"]
[SourceTitle "EXT 1997"]
[Source "ChessBase"]
[SourceDate "1996.11.15"]
[SourceVersion "1"]
[SourceVersionDate "1996.11.15"]
[SourceQuality "1"]

1. e4 e6 2. d3 d5 3. Nd2 c5 4. g3 Nf6 5. Bg2 Nc6 6. Ngf3 Be7 7. 0-0 d4 8. e5 Nd5 9. Re1 Qc7 10. a4 b6 11. Nc4 h6 12. Bd2 Bb7 13. Na3 a6 14. Re2 Ndb4 15. Nc4 0-0 16. h4 Rad8 17. Bf4 Nd5 18. Bd2 Ba8 19. Bc1 b5 20. Ncd2 Ndb4 21. Nf1 c4 22. axb5 axb5 23. N1h2 Bb7 24. Bf4 Nd5 25. Bd2 Ra8 26. dxc4 bxc4 27. Rxa8 Rxa8 28. Be1 Qb6 29. b3 cxb3 30. cxb3 Nc3 31. Bxc3 dxc3 32. Qc2 Ra1+ 33. Re1 Rxe1+ 34. Nxe1 Nd4 35. Qd3 Ba6 36. Qe4 Ne2+ 37. Kh1 Qxf2 38. Qa8+ Bf8 39. Nhf3 Nxg3+ 40. Kh2 Nf1+ 41. Kh1 Ng3+ 42. Kh2 Bf1 0-1

[Event "Oberliga Nord N 9192"]
[Site "Germany"]
[Date "1992.??.??"]
[Round "?"]
[White "Sack, Bruno Wolfgang"]
[Black "Boettcher, Ulrich"]
[Result "1/2-1/2"]
[ECO "D63"]
[WhiteElo "2320"]
[BlackElo "2045"]
[PlyCount "50"]
[EventDate "1991.10.??"]
[EventType "team"]
[EventRounds "11"]
[EventCountry "GER"]
[SourceTitle "EXT 1997"]
[Source "ChessBase"]
[SourceDate "1996.11.15"]
[SourceVersion "1"]
[SourceVersionDate "1996.11.15"]
[SourceQuality "1"]

1. d4 d5 2. Nf3 Nf6 3. c4 e6 4. Nc3 Be7 5. Bg5 Nbd7 6. e3 0-0 7. Rc1 c6 8. Be2 Re8 9. 0-0 Nf8 10. Bxf6 Bxf6 11. b4 a6 12. cxd5 exd5 13. a4 Bd7 14. Ne1 Ne6 15. Nd3 Qe7 16. Bf3 Ng5 17. Bg4 g6 18. Bxd7 Qxd7 19. h3 h5 20. a5 Re7 21. Na4 Rae8 22. Nac5 Qf5 23. Kh2 Ne4 24. Nxe4 Re5 25. Nec5 R5e7 1/2-1/2

[Event "Oberliga Nord N 9192"]
[Site "Germany"]
[Date "1992.??.??"]
[Round "?"]
[White "Sack, Bruno Wolfgang"]
[Black "Laqua, Christian"]
[Result "1-0"]
[ECO "A52"]
[WhiteElo "2320"]
[BlackElo "2210"]
[PlyCount "64"]
[EventDate "1991.10.??"]
[EventType "team"]
[EventRounds "11"]
[EventCountry "GER"]
[SourceTitle "EXT 1997"]
[Source "ChessBase"]
[SourceDate "1996.11.15"]
[SourceVersion "1"]
[SourceVersionDate "1996.11.15"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e5 3. dxe5 Ng4 4. e3 Nxe5 5. f4 Nec6 6. Nf3 Bc5 7. Bd3 d6 8. 0-0 Bg4 9. Nc3 a5 10. Kh1 Nd7 11. a3 Nf6 12. Qe1 Qd7 13. Nd4 Ne7 14. Nc2 Qc8 15. e4 Be6 16. f5 Bd7 17. Bg5 Nfg8 18. e5 f6 19. exf6 gxf6 20. Bh4 Kf7 21. Ne3 Bxe3 22. Qxe3 Nxf5 23. Bxf5 Bxf5 24. Qf4 Ne7 25. Qd4 Re8 26. Qxf6+ Kg8 27. Rae1 Ng6 28. Rxe8+ Qxe8 29. Rxf5 c6 30. Rf1 Rc8 31. Bg3 Qd7 32. Qxd6 Qg4 1-0

[Event "Oberliga Nord N 9192"]
[Site "Germany"]
[Date "1992.??.??"]
[Round "?"]
[White "Sack, Bruno Wolfgang"]
[Black "Muender, Michael"]
[Result "1/2-1/2"]
[ECO "E61"]
[WhiteElo "2320"]
[BlackElo "2265"]
[PlyCount "52"]
[EventDate "1991.10.??"]
[EventType "team"]
[EventRounds "11"]
[EventCountry "GER"]
[SourceTitle "EXT 1997"]
[Source "ChessBase"]
[SourceDate "1996.11.15"]
[SourceVersion "1"]
[SourceVersionDate "1996.11.15"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 c5 3. e3 g6 4. Nf3 Bg7 5. Nc3 0-0 6. Be2 Na6 7. 0-0 d6 8. b3 b6 9. Bb2 Bb7 10. d5 Nc7 11. Qc2 e5 12. dxe6 fxe6 13. Rad1 Qe7 14. Ne1 e5 15. Nd3 Ne4 16. Nxe4 Bxe4 17. f3 Bc6 18. Nf2 Rad8 19. Ne4 Bh6 20. Bc1 Kh8 21. Nc3 a6 22. Bd3 Bd7 23. Be4 Be6 24. Nd5 Bxd5 25. Bxd5 b5 26. Be4 Rb8 1/2-1/2

[Event "Oberliga Nord N 9192"]
[Site "Germany"]
[Date "1992.??.??"]
[Round "?"]
[White "Sack, Bruno Wolfgang"]
[Black "Schuldt, Volker"]
[Result "1/2-1/2"]
[ECO "D55"]
[WhiteElo "2320"]
[PlyCount "65"]
[EventDate "1991.10.??"]
[EventType "team"]
[EventRounds "11"]
[EventCountry "GER"]
[SourceTitle "EXT 1997"]
[Source "ChessBase"]
[SourceDate "1996.11.15"]
[SourceVersion "1"]
[SourceVersionDate "1996.11.15"]
[SourceQuality "1"]

1. d4 d5 2. c4 e6 3. Nc3 Be7 4. Nf3 Nf6 5. Bg5 0-0 6. e3 h6 7. Bxf6 Bxf6 8. cxd5 exd5 9. Be2 c6 10. 0-0 Qe7 11. Rb1 Be6 12. b4 Rd8 13. Ne1 Nd7 14. Nd3 Rac8 15. Nc5 b6 16. Nxe6 Qxe6 17. Bf3 Be7 18. b5 Nf6 19. bxc6 Qxc6 20. Nb5 Qc4 21. Rb2 Rd7 22. Be2 Qc6 23. Bd3 a6 24. Rc2 Qb7 25. Nc3 Rdc7 26. Ne2 b5 27. Rxc7 Rxc7 28. g3 Bd6 29. Qb1 b4 30. Rc1 a5 31. Rxc7 Qxc7 32. Qd1 Qb6 33. Bc2 1/2-1/2

[Event "Oberliga Nord N 9192"]
[Site "Germany"]
[Date "1992.??.??"]
[Round "?"]
[White "Seipel, Juergen"]
[Black "Sack, Bruno Wolfgang"]
[Result "0-1"]
[ECO "C00"]
[BlackElo "2320"]
[PlyCount "48"]
[EventDate "1991.10.??"]
[EventType "team"]
[EventRounds "11"]
[EventCountry "GER"]
[SourceTitle "EXT 1997"]
[Source "ChessBase"]
[SourceDate "1996.11.15"]
[SourceVersion "1"]
[SourceVersionDate "1996.11.15"]
[SourceQuality "1"]

1. e4 e6 2. Nc3 d5 3. Nf3 Nf6 4. exd5 Nxd5 5. Nxd5 exd5 6. d4 Bd6 7. Bd3 Qe7+ 8. Be3 Nc6 9. Qe2 Nb4 10. Bb5+ c6 11. Ba4 Bf5 12. a3 Na6 13. Bxc6+ bxc6 14. Qxa6 0-0 15. Qxc6 Be4 16. c3 Rab8 17. 0-0 Rb6 18. Qa4 Bxf3 19. gxf3 Bxh2+ 20. Kh1 Qh4 21. Rg1 Bxg1+ 22. Kxg1 Rg6+ 23. Kf1 Qh1+ 24. Ke2 Qxa1 0-1

[Event "Berliner Sommer 08th"]
[Site "Berlin"]
[Date "1990.08.11"]
[Round "1"]
[White "Boensch, Uwe"]
[Black "Sack, Bruno Wolfgang"]
[Result "1-0"]
[ECO "D41"]
[WhiteElo "2530"]
[BlackElo "2320"]
[PlyCount "113"]
[EventDate "1990.08.11"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 1997"]
[Source "ChessBase"]
[SourceDate "1996.11.15"]
[SourceVersion "1"]
[SourceVersionDate "1996.11.15"]
[SourceQuality "1"]

1. d4 e6 2. c4 d5 3. Nc3 Nf6 4. cxd5 Nxd5 5. Nf3 Be7 6. e4 Nxc3 7. bxc3 0-0 8. Bc4 c5 9. 0-0 Nc6 10. d5 Na5 11. Bd3 exd5 12. exd5 Bf6 13. Bf4 g6 14. c4 Bxa1 15. Qxa1 f6 16. h3 b5 17. cxb5 Qxd5 18. Rd1 Bf5 19. Bf1 Qf7 20. Rd6 Rad8 21. Ra6 g5 22. Be3 Nb7 23. Rxa7 Bd3 24. Bxc5 Bxf1 25. Bxf8 Be2 26. Bh6 Bxb5 27. Rxb7 Qxb7 28. Qxf6 Re8 29. Qxg5+ Kh8 30. Qf6+ Kg8 31. Be3 Qg7 32. Qd6 Bc4 33. a4 Qg6 34. Qd4 Re4 35. Qd2 Re8 36. Qd4 Re4 37. Qd1 Re8 38. a5 Qd3 39. Qxd3 Bxd3 40. Kh2 Kf7 41. g4 Ke6 42. Kg3 Kd5 43. Ng5 Ra8 44. Bb6 Ke5 45. f4+ Kf6 46. Nf3 Bb5 47. f5 Rc8 48. g5+ Kf7 49. h4 Rc1 50. h5 Rh1 51. Ne5+ Kg8 52. h6 Re1 53. Nf3 Ra1 54. Ne5 Ra4 55. g6 Be8 56. g7 Bg6 57. fxg6 1-0

[Event "Berliner Sommer 05th"]
[Site "Berlin West"]
[Date "1987.??.??"]
[Round "?"]
[White "Lorenz, Sascha"]
[Black "Sack, Bruno Wolfgang"]
[Result "1-0"]
[ECO "B31"]
[WhiteElo "2215"]
[BlackElo "2200"]
[PlyCount "67"]
[EventDate "1987.08.08"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 1998"]
[Source "ChessBase"]
[SourceDate "1997.11.17"]
[SourceVersion "1"]
[SourceVersionDate "1997.11.17"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. Bb5 g6 4. 0-0 Bg7 5. Re1 Nf6 6. c3 a6 7. Bf1 0-0 8. h3 Ne8 9. d4 cxd4 10. cxd4 d6 11. Nc3 b5 12. Be3 Bb7 13. Rc1 Rc8 14. d5 Ne5 15. Nd2 Nd7 16. Nb3 Bxc3 17. bxc3 Ng7 18. c4 bxc4 19. Bxc4 f5 20. Bh6 Ne5 21. Bxg7 Kxg7 22. Nd4 Rf6 23. Ne6+ Rxe6 24. dxe6 fxe4 25. Rb1 Rc7 26. Bd5 Bxd5 27. Qxd5 Qc8 28. Qxe4 Rc2 29. Rb7 Qc5 30. Qh4 Nc6 31. Rxe7+ Nxe7 32. Qxe7+ Kh6 33. Qf8+ Kg5 34. e7 1-0

[Event "Hamburg HSG/BUE"]
[Site "Hamburg"]
[Date "1986.??.??"]
[Round "?"]
[White "Gerigk, Wolf"]
[Black "Sack, Bruno Wolfgang"]
[Result "0-1"]
[ECO "B45"]
[BlackElo "2200"]
[PlyCount "98"]
[EventDate "1986.??.??"]
[EventType "tourn"]
[EventRounds "11"]
[EventCountry "GER"]
[SourceTitle "EXT 1997"]
[Source "ChessBase"]
[SourceDate "1996.11.15"]
[SourceVersion "1"]
[SourceVersionDate "1996.11.15"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 e6 6. Ndb5 Bb4 7. Bf4 0-0 8. Bd6 Bxd6 9. Qxd6 Ne8 10. Qa3 d5 11. 0-0-0 d4 12. f4 e5 13. Nd5 Be6 14. Qc5 a6 15. Na3 exf4 16. Nc4 Nf6 17. Nd6 Nxe4 18. Nxe4 Qxd5 19. Qxd5 Bxd5 20. Nc5 f3 21. Rg1 fxg2 22. Bxg2 Bxg2 23. Rxg2 b5 24. Nb3 Rfd8 25. Rgd2 Kf8 26. Nxd4 Nxd4 27. Rxd4 Rxd4 28. Rxd4 Ra7 29. Kd2 Ke7 30. Ke3 f5 31. Kf4 g6 32. a4 Rc7 33. axb5 axb5 34. Rd2 Ke6 35. b3 Rd7 36. Re2+ Kf6 37. h4 Rd4+ 38. Kg3 Rg4+ 39. Kh3 b4 40. Re8 h5 41. Rb8 Ke5 42. Re8+ Kd4 43. Re2 f4 44. Rd2+ Ke3 45. Rd3+ Ke2 46. Rd6 f3 47. Re6+ Kf1 48. Re3 f2 49. Re6 Kg1 0-1

[Event "Hamburg HSG/BUE"]
[Site "Hamburg"]
[Date "1986.??.??"]
[Round "?"]
[White "Michaelsen, Nils"]
[Black "Sack, Bruno Wolfgang"]
[Result "1-0"]
[ECO "D20"]
[BlackElo "2200"]
[PlyCount "65"]
[EventDate "1986.??.??"]
[EventType "tourn"]
[EventRounds "11"]
[EventCountry "GER"]
[SourceTitle "EXT 1997"]
[Source "ChessBase"]
[SourceDate "1996.11.15"]
[SourceVersion "1"]
[SourceVersionDate "1996.11.15"]
[SourceQuality "1"]

1. d4 d5 2. c4 dxc4 3. e4 e5 4. d5 Nf6 5. Nc3 Bc5 6. Bxc4 h6 7. Nf3 Qe7 8. a3 0-0 9. 0-0 Bg4 10. Be2 Nbd7 11. Nh4 Bxe2 12. Qxe2 Ne8 13. Nf5 Qd8 14. Qg4 Ndf6 15. Qg3 Kh7 16. Qxe5 Nd6 17. Nxd6 cxd6 18. Qf5+ Kg8 19. Bf4 Re8 20. Bg3 a6 21. Rfe1 Nd7 22. Na4 f6 23. Rad1 Ne5 24. Nxc5 dxc5 25. Bxe5 Rxe5 26. Qh3 Qd6 27. Qd3 Rae8 28. Re3 b5 29. g3 R5e7 30. Rde1 Kf8 31. f4 Kg8 32. Qd2 Kf8 33. e5 1-0

[Event "Hamburg HSG/BUE"]
[Site "Hamburg"]
[Date "1986.??.??"]
[Round "?"]
[White "Sack, Bruno Wolfgang"]
[Black "Bobzin, Pierre David"]
[Result "1/2-1/2"]
[ECO "A52"]
[WhiteElo "2200"]
[PlyCount "39"]
[EventDate "1986.??.??"]
[EventType "tourn"]
[EventRounds "11"]
[EventCountry "GER"]
[SourceTitle "EXT 1997"]
[Source "ChessBase"]
[SourceDate "1996.11.15"]
[SourceVersion "1"]
[SourceVersionDate "1996.11.15"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e5 3. dxe5 Ng4 4. Nf3 Bc5 5. e3 Nc6 6. Be2 0-0 7. 0-0 Re8 8. a3 a5 9. b3 Ngxe5 10. Nxe5 Nxe5 11. Bb2 d6 12. Nc3 Re6 13. Nd5 Rh6 14. g3 Bh3 15. Re1 Qd7 16. Nf4 Re8 17. Bxe5 dxe5 18. Qxd7 Bxd7 19. Nd5 c6 20. Nc3 1/2-1/2

[Event "Hamburg HSG/BUE"]
[Site "Hamburg"]
[Date "1986.??.??"]
[Round "?"]
[White "Sack, Bruno Wolfgang"]
[Black "Fehrig, Andreas"]
[Result "1/2-1/2"]
[ECO "A55"]
[WhiteElo "2200"]
[BlackElo "2215"]
[PlyCount "81"]
[EventDate "1986.??.??"]
[EventType "tourn"]
[EventRounds "11"]
[EventCountry "GER"]
[SourceTitle "EXT 1997"]
[Source "ChessBase"]
[SourceDate "1996.11.15"]
[SourceVersion "1"]
[SourceVersionDate "1996.11.15"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 d6 3. g3 c6 4. Bg2 Nbd7 5. 0-0 e5 6. c4 Qc7 7. Nc3 Be7 8. h3 0-0 9. e4 a6 10. d5 Nc5 11. Nh4 cxd5 12. cxd5 b5 13. b4 Ncd7 14. Qb3 Nb6 15. Be3 Nc4 16. Nd1 g6 17. Rc1 Qb7 18. a4 Nxe3 19. Nxe3 bxa4 20. Qxa4 Bd7 21. Qa3 Rfb8 22. Rb1 Ne8 23. Nf3 Bd8 24. Rfc1 a5 25. b5 Bxb5 26. Bf1 Qd7 27. Bxb5 Rxb5 28. Rxb5 Qxb5 29. Ng4 Bb6 30. Ng5 Kg7 31. Rc6 h5 32. Qf3 Ra7 33. Ne3 Bxe3 34. Qxe3 Rb7 35. g4 hxg4 36. hxg4 Qb1+ 37. Kg2 Qb3 38. Qxb3 Rxb3 39. Ra6 Kf6 40. Nh7+ Kg7 41. Ng5 1/2-1/2

[Event "Hamburg HSG/BUE"]
[Site "Hamburg"]
[Date "1986.??.??"]
[Round "?"]
[White "Sack, Bruno Wolfgang"]
[Black "Kunsztowicz, Uwe Wilhelm"]
[Result "1/2-1/2"]
[ECO "A36"]
[WhiteElo "2200"]
[BlackElo "2330"]
[PlyCount "28"]
[EventDate "1986.??.??"]
[EventType "tourn"]
[EventRounds "11"]
[EventCountry "GER"]
[SourceTitle "EXT 1997"]
[Source "ChessBase"]
[SourceDate "1996.11.15"]
[SourceVersion "1"]
[SourceVersionDate "1996.11.15"]
[SourceQuality "1"]

1. g3 g6 2. Bg2 Bg7 3. c4 d6 4. Nc3 e5 5. d3 c5 6. e3 Nc6 7. Nge2 Nge7 8. 0-0 0-0 9. Rb1 Be6 10. Nd5 Rb8 11. Nec3 a6 12. a3 b5 13. cxb5 axb5 14. b4 cxb4 1/2-1/2

[Event "Hamburg HSG/BUE"]
[Site "Hamburg"]
[Date "1986.??.??"]
[Round "?"]
[White "Sack, Bruno Wolfgang"]
[Black "Rostalski, Walter"]
[Result "1/2-1/2"]
[ECO "B09"]
[WhiteElo "2200"]
[BlackElo "2265"]
[PlyCount "59"]
[EventDate "1986.??.??"]
[EventType "tourn"]
[EventRounds "11"]
[EventCountry "GER"]
[SourceTitle "EXT 1997"]
[Source "ChessBase"]
[SourceDate "1996.11.15"]
[SourceVersion "1"]
[SourceVersionDate "1996.11.15"]
[SourceQuality "1"]

1. e4 d6 2. d4 Nf6 3. Nc3 g6 4. f4 Bg7 5. Nf3 0-0 6. Bd3 Bg4 7. h3 Bxf3 8. Qxf3 Nc6 9. Ne2 e5 10. fxe5 dxe5 11. d5 Nd4 12. Nxd4 exd4 13. 0-0 Nd7 14. Bf4 Ne5 15. Qg3 Qe7 16. Bg5 Qd6 17. Qh4 Rae8 18. Rae1 c6 19. dxc6 bxc6 20. b3 Re6 21. Bf4 Qe7 22. Qxe7 Rxe7 23. g4 Rfe8 24. Bxe5 Bxe5 25. Rf3 f6 26. Ref1 Kg7 27. h4 a5 28. a4 Rf8 29. Kg2 Ree8 30. Kh3 1/2-1/2

[Event "Hamburg HSG/BUE"]
[Site "Hamburg"]
[Date "1986.??.??"]
[Round "?"]
[White "Tatenhorst, Volker"]
[Black "Sack, Bruno Wolfgang"]
[Result "1-0"]
[ECO "D93"]
[BlackElo "2200"]
[PlyCount "57"]
[EventDate "1986.??.??"]
[EventType "tourn"]
[EventRounds "11"]
[EventCountry "GER"]
[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 d5 4. Nf3 Bg7 5. Bf4 0-0 6. e3 c5 7. dxc5 Qa5 8. Rc1 dxc4 9. Bxc4 Ne4 10. Be5 Bxe5 11. Nxe5 Nxc5 12. Nxf7 Rxf7 13. b4 Qxb4 14. Qd8+ Kg7 15. Bxf7 Kxf7 16. Qxc8 Nd3+ 17. Ke2 Nxc1+ 18. Rxc1 Qb2+ 19. Kd1 a5 20. Ne4 Qe5 21. Qxb7 Ra6 22. f4 Qh5+ 23. Ke1 h6 24. Qxb8 Qxh2 25. Qb7 Re6 26. Qd5 Qg1+ 27. Kd2 Qxg2+ 28. Kd3 Qf3 29. Ng5+ 1-0

[Event "Bundesliga 2-1983/84 North"]
[Site "Germany North"]
[Date "1983.10.??"]
[Round "?"]
[White "Fehrig, Andreas"]
[Black "Sack, Bruno Wolfgang"]
[Result "1/2-1/2"]
[ECO "B13"]
[BlackElo "2220"]
[PlyCount "92"]
[EventDate "1983.10.09"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 1997"]
[Source "ChessBase"]
[SourceDate "1996.11.15"]
[SourceVersion "1"]
[SourceVersionDate "1996.11.15"]
[SourceQuality "1"]

1. e4 c6 2. d4 d5 3. exd5 cxd5 4. Bd3 Nc6 5. c3 Nf6 6. Nf3 g6 7. 0-0 Bg7 8. Re1 0-0 9. h3 Ne8 10. Bf4 Nd6 11. Qb3 e6 12. Qa3 Nf5 13. Nbd2 b6 14. Nf1 Bb7 15. Ne3 Nxe3 16. Rxe3 Na5 17. b3 Rc8 18. Rc1 Re8 19. Bb5 Bf8 20. Qb2 Bc6 21. Bf1 Bd6 22. Bxd6 Qxd6 23. Ne5 Re7 24. Rce1 Rec7 25. Qd2 Be8 26. Ng4 Qf4 27. Qb2 h5 28. Rf3 Qg5 29. Nf6+ Kh8 30. Re5 Qh6 31. g4 Nc6 32. Re1 h4 33. a4 Nb8 34. c4 dxc4 35. bxc4 Qg7 36. g5 Nd7 37. Re4 Nxf6 38. Rxf6 Bxa4 39. Rxh4+ Kg8 40. Bd3 Bc6 41. Qe2 a5 42. Qe5 Bd7 43. Kh2 a4 44. d5 exd5 45. cxd5 Rc3 46. Qe2 a3 1/2-1/2

[Event "Bundesliga 2-1983/84 North"]
[Site "Germany North"]
[Date "1983.10.??"]
[Round "?"]
[White "Piegenschke, Michael"]
[Black "Sack, Bruno Wolfgang"]
[Result "1-0"]
[ECO "B86"]
[BlackElo "2220"]
[PlyCount "59"]
[EventDate "1983.10.09"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 1997"]
[Source "ChessBase"]
[SourceDate "1996.11.15"]
[SourceVersion "1"]
[SourceVersionDate "1996.11.15"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Bc4 e6 7. Qe2 Qc7 8. 0-0 b5 9. Bb3 Bb7 10. Re1 Nbd7 11. Bg5 b4 12. Nd5 exd5 13. exd5+ Ne5 14. f4 Qb6 15. Rad1 Nfd7 16. fxe5 dxe5 17. Qxe5+ Nxe5 18. Ba4+ Bc6 19. Bxc6+ Qxc6 20. Rxe5+ Qe6 21. dxe6 f6 22. Rd5 fxg5 23. Nc6 Be7 24. Rd7 Bc5+ 25. Kh1 0-0 26. e7 Rfe8 27. Rd8 Kf7 28. Rxa8 Rxa8 29. Rd8 Rxd8 30. exd8Q 1-0

[Event "Bundesliga 2-1983/84 North"]
[Site "Germany North"]
[Date "1983.10.??"]
[Round "?"]
[White "Sack, Bruno Wolfgang"]
[Black "Gerigk, Wolf"]
[Result "0-1"]
[ECO "B00"]
[WhiteElo "2220"]
[PlyCount "104"]
[EventDate "1983.10.09"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 1997"]
[Source "ChessBase"]
[SourceDate "1996.11.15"]
[SourceVersion "1"]
[SourceVersionDate "1996.11.15"]
[SourceQuality "1"]

1. e4 Nc6 2. Nf3 d5 3. e5 Bg4 4. Bb5 e6 5. d4 Nge7 6. c3 a6 7. Be2 Ng6 8. h3 Bxf3 9. Bxf3 Nh4 10. 0-0 Nxf3+ 11. Qxf3 Qh4 12. Be3 Be7 13. Nd2 f6 14. exf6 0-0 15. Qf4 Qxf6 16. Qxc7 Rab8 17. Qg3 e5 18. dxe5 Nxe5 19. Bd4 Bd6 20. f4 Qg6 21. Qxg6 Nxg6 22. g3 Ne7 23. Kg2 Nf5 24. Nf3 h5 25. h4 Rbe8 26. Rae1 b6 27. Ne5 Re6 28. Nd7 Rfe8 29. Rxe6 Rxe6 30. Ne5 Bc5 31. Bf2 Rd6 32. Rd1 a5 33. Kf3 Bxf2 34. Kxf2 b5 35. Rd3 a4 36. Nf3 a3 37. bxa3 Kf7 38. Ne1 Ke6 39. Nc2 Rc6 40. Nb4 Rc5 41. Kf3 Kd6 42. Ke2 Ke6 43. Kd2 Nd6 44. Ke3 Ne4 45. Nxd5 Nxg3 46. Kf3 Nf5 47. Nb4 Nxh4+ 48. Kf2 Kf5 49. Kg3 Ng6 50. Nc2 Nxf4 51. Rf3 g5 52. Ne3+ Ke4 0-1

[Event "Bundesliga 2-1983/84 North"]
[Site "Germany North"]
[Date "1983.10.??"]
[Round "?"]
[White "Sack, Bruno Wolfgang"]
[Black "Sieg, Martin"]
[Result "1/2-1/2"]
[ECO "B52"]
[WhiteElo "2220"]
[PlyCount "119"]
[EventDate "1983.10.09"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 1997"]
[Source "ChessBase"]
[SourceDate "1996.11.15"]
[SourceVersion "1"]
[SourceVersionDate "1996.11.15"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. c3 Nf6 4. Bb5+ Bd7 5. Bxd7+ Qxd7 6. d3 g6 7. 0-0 Nc6 8. Qe2 e5 9. Rd1 Bg7 10. d4 Qc7 11. Na3 0-0 12. Nb5 Qe7 13. dxc5 dxc5 14. Bg5 Rad8 15. Na3 h6 16. Bxf6 Bxf6 17. Rxd8 Nxd8 18. Nc4 Bg7 19. Rd1 Ne6 20. g3 Nc7 21. a4 Re8 22. Ne3 Qe6 23. Qc4 Qc6 24. Ne1 b6 25. Nd5 Ne6 26. Nc2 Kh7 27. Nce3 h5 28. h4 Qb7 29. Qb5 Qc8 30. a5 bxa5 31. Qxa5 Qb7 32. Qa4 Rd8 33. Qa2 Rd7 34. Qb1 Kh8 35. Qc2 Qc6 36. Ra1 Rb7 37. Nc4 Qd7 38. Nde3 Qc7 39. Rd1 Bf8 40. Rd5 Bg7 41. Qa4 Qe7 42. Qc2 Nc7 43. Rd1 Kh7 44. Na5 Rb6 45. Nac4 Rb7 46. Ra1 Bh6 47. Rd1 Bxe3 48. Nxe3 Qe6 49. Rd2 Qc6 50. Qd3 Kg7 51. Nc4 Qe6 52. Ne3 Qc6 53. Nc4 Qe6 54. Qe2 Ne8 55. Rd5 Nf6 56. Rxc5 Rd7 57. Nxe5 Rb7 58. b4 Qb3 59. Kg2 Re7 60. Qe3 1/2-1/2

[Event "Bundesliga 2-1983/84 North"]
[Site "Germany North"]
[Date "1983.10.??"]
[Round "?"]
[White "Tomczak, Rainer"]
[Black "Sack, Bruno Wolfgang"]
[Result "1-0"]
[ECO "E68"]
[BlackElo "2220"]
[PlyCount "59"]
[EventDate "1983.10.09"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 1997"]
[Source "ChessBase"]
[SourceDate "1996.11.15"]
[SourceVersion "1"]
[SourceVersionDate "1996.11.15"]
[SourceQuality "1"]

1. c4 Nf6 2. Nc3 g6 3. e4 d6 4. g3 Bg7 5. Bg2 0-0 6. Nf3 e5 7. d4 Nbd7 8. 0-0 c6 9. d5 c5 10. h3 a6 11. a4 b6 12. Be3 h6 13. Qd2 Kh7 14. Ne1 Ne8 15. Nd3 a5 16. Kh2 Qe7 17. f4 Ba6 18. b3 Rd8 19. f5 g5 20. Nf2 Bf6 21. Bf3 Rg8 22. Kg2 Ng7 23. Ng4 Ne8 24. Rh1 Nc7 25. Nxh6 Kxh6 26. h4 Bh8 27. hxg5+ Kg7 28. f6+ Nxf6 29. gxf6+ Kxf6 30. Rxh8 1-0

[Event "Bundesliga 2-1983/84 North"]
[Site "Germany North"]
[Date "1983.10.??"]
[Round "?"]
[White "Von Herman, Ulf"]
[Black "Sack, Bruno Wolfgang"]
[Result "0-1"]
[ECO "D37"]
[BlackElo "2220"]
[PlyCount "38"]
[EventDate "1983.10.09"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 1997"]
[Source "ChessBase"]
[SourceDate "1996.11.15"]
[SourceVersion "1"]
[SourceVersionDate "1996.11.15"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qc2 c5 5. dxc5 Bxc5 6. Bf4 d5 7. e3 Qa5 8. Rd1 Nc6 9. Nf3 0-0 10. a3 Be7 11. Nd2 e5 12. Bg3 d4 13. Nb3 Qb6 14. c5 Qd8 15. exd4 Nxd4 16. Nxd4 exd4 17. Nb5 Bd7 18. Rxd4 Rc8 19. b4 Qe8 0-1

[Event "Bundesliga 2-1982/83 North"]
[Site "Germany North"]
[Date "1982.10.??"]
[Round "?"]
[White "Hildebrand, Gerald"]
[Black "Sack, Bruno Wolfgang"]
[Result "1/2-1/2"]
[ECO "E14"]
[BlackElo "2220"]
[PlyCount "117"]
[EventDate "1982.10.??"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 1997"]
[Source "ChessBase"]
[SourceDate "1996.11.15"]
[SourceVersion "1"]
[SourceVersionDate "1996.11.15"]
[SourceQuality "1"]

1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. Nf3 Be7 5. e3 0-0 6. Bd3 b6 7. 0-0 Bb7 8. b3 Nbd7 9. Bb2 Re8 10. Rc1 a6 11. Qe2 Bd6 12. e4 dxe4 13. Nxe4 Nxe4 14. Bxe4 Bxe4 15. Qxe4 Qf6 16. Qc6 Rad8 17. Rc2 Qf5 18. Re2 Re7 19. Rd1 h6 20. Bc3 a5 21. a3 Nb8 22. Qa4 Red7 23. Rde1 c5 24. dxc5 Qxc5 25. Bd4 Qc7 26. g3 Qb7 27. Ne5 Bxe5 28. Bxe5 Nc6 29. Qb5 Na7 30. Qa4 Nc6 31. Bb2 Nd4 32. Bxd4 Rxd4 33. Qb5 Qc7 34. Qe5 Qxe5 35. Rxe5 a4 36. Rb5 R8d6 37. Rc1 Rd3 38. Rb1 Rc3 39. Rb4 axb3 40. R1xb3 Rc2 41. Rb2 Rc3 42. a4 Rd4 43. Rxb6 Rdxc4 44. Ra2 Rc2 45. Rxc2 Rxc2 46. a5 Ra2 47. a6 g6 48. Kf1 Kg7 49. Ke1 Kf6 50. Kf1 Kg7 51. Kg2 g5 52. h3 Kg6 53. Kf1 h5 54. f3 Kf6 55. Ke1 Kf5 56. Kd1 h4 57. gxh4 gxh4 58. Kc1 Kf4 59. Kb1 1/2-1/2

[Event "Bundesliga 2-1982/83 North"]
[Site "Germany North"]
[Date "1982.10.??"]
[Round "?"]
[White "Juergensen, Michael"]
[Black "Sack, Bruno Wolfgang"]
[Result "0-1"]
[ECO "B31"]
[BlackElo "2220"]
[PlyCount "92"]
[EventDate "1982.10.??"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 1997"]
[Source "ChessBase"]
[SourceDate "1996.11.15"]
[SourceVersion "1"]
[SourceVersionDate "1996.11.15"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. Bb5 g6 4. 0-0 Bg7 5. c3 e5 6. d4 cxd4 7. cxd4 exd4 8. Na3 Nge7 9. Bf4 0-0 10. Bd6 a6 11. Bc4 h6 12. Qd2 b5 13. Bd5 Bb7 14. Nc2 Re8 15. Bxe7 Qxe7 16. Rfe1 Rac8 17. Rac1 d6 18. Kf1 Rc7 19. b3 Rec8 20. Ncxd4 Nxd4 21. Rxc7 Qxc7 22. Nxd4 Qb6 23. Ne2 Bxd5 24. Qxd5 Rc2 25. a4 bxa4 26. bxa4 Rc5 27. Qa8+ Kh7 28. Qe8 Qb7 29. Qd8 Qxe4 30. Qxd6 Rg5 31. Ng3 Qc4+ 32. Kg1 Qxa4 33. h4 Qxh4 34. Re4 Rg4 35. Rxg4 Qxg4 36. Qxa6 h5 37. Qd3 Be5 38. Ne4 Qf4 39. g3 Qc1+ 40. Kg2 Qc6 41. Kg1 Kg7 42. f4 Qb6+ 43. Kg2 Bd4 44. Kf3 Bf6 45. Qc2 Qe6 46. Qc6 Qxc6 0-1

[Event "Bundesliga 2-1982/83 North"]
[Site "Germany North"]
[Date "1982.10.??"]
[Round "?"]
[White "Sack, Bruno Wolfgang"]
[Black "Ehrke, Michael"]
[Result "0-1"]
[ECO "C63"]
[WhiteElo "2220"]
[PlyCount "132"]
[EventDate "1982.10.??"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 1997"]
[Source "ChessBase"]
[SourceDate "1996.11.15"]
[SourceVersion "1"]
[SourceVersionDate "1996.11.15"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 f5 4. d3 fxe4 5. dxe4 Nf6 6. 0-0 Bc5 7. Bxc6 bxc6 8. Nxe5 0-0 9. Nd3 Nxe4 10. Nxc5 Nxc5 11. Be3 Ne4 12. Nd2 Nxd2 13. Qxd2 d6 14. Bg5 Qe8 15. Rfe1 Be6 16. Re3 Qd7 17. Rae1 Rae8 18. Bh4 Bd5 19. Re7 Rxe7 20. Rxe7 Qg4 21. Bg3 Rf7 22. Re1 Qf5 23. b3 c5 24. c4 Bc6 25. Qa5 h5 26. f3 g5 27. Qa6 Qd7 28. Re3 h4 29. Be1 h3 30. g3 Bxf3 31. Qa5 Bb7 32. Qd2 Qc6 33. Qd5 Qxd5 34. cxd5 Bxd5 35. Bd2 Bg2 36. Re1 Rf5 37. Ba5 c6 38. Rd1 c4 39. Bc3 cxb3 40. axb3 Rf3 41. Rc1 Kf7 42. b4 a6 43. Bd2 Kg6 44. Bc3 c5 45. bxc5 dxc5 46. Ba5 g4 47. Bb6 c4 48. Bf2 Ra3 49. Bd4 Rd3 50. Bc3 Kf5 51. Bb4 Rb3 52. Rxc4 Rb1+ 53. Kf2 Rb2+ 54. Ke3 Bf3 55. Bd2 Rb5 56. Kf2 Rd5 57. Rc2 a5 58. Be3 Ke4 59. Rc5 Rd1 60. Rc1 Rd3 61. Ra1 Rb3 62. Bd2 Rb2 63. Ke1 Kd3 64. Ra3+ Kc4 65. Rc3+ Kb5 66. Rc1 a4 0-1

[Event "Bundesliga 2-1982/83 North"]
[Site "Germany North"]
[Date "1982.10.??"]
[Round "?"]
[White "Sack, Bruno Wolfgang"]
[Black "Konieczka, Frank"]
[Result "0-1"]
[ECO "D59"]
[WhiteElo "2220"]
[PlyCount "70"]
[EventDate "1982.10.??"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 1997"]
[Source "ChessBase"]
[SourceDate "1996.11.15"]
[SourceVersion "1"]
[SourceVersionDate "1996.11.15"]
[SourceQuality "1"]

1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. Nf3 Be7 5. Bg5 0-0 6. e3 h6 7. Bh4 b6 8. Rc1 Bb7 9. cxd5 Nxd5 10. Bxe7 Qxe7 11. Bd3 Rc8 12. 0-0 c5 13. Bb1 Nd7 14. Nxd5 Bxd5 15. e4 Bb7 16. Qe2 cxd4 17. Nxd4 Qb4 18. Rcd1 Ne5 19. f4 Nc4 20. Nb3 a5 21. f5 e5 22. Qh5 Qf8 23. Rf3 Rd8 24. Rc1 Rac8 25. Rg3 Kh7 26. Qe2 a4 27. Rxc4 Rxc4 28. Qxc4 Rd1+ 29. Kf2 axb3 30. Bd3 bxa2 31. Qxa2 Qc5+ 32. Ke2 Qg1 33. Kf3 Rxd3+ 34. Kg4 h5+ 35. Kxh5 Qxh2+ 0-1

[Event "Bundesliga 2-1982/83 North"]
[Site "Germany North"]
[Date "1982.10.??"]
[Round "?"]
[White "Schruefer, Guenther"]
[Black "Sack, Bruno Wolfgang"]
[Result "1/2-1/2"]
[ECO "B32"]
[BlackElo "2220"]
[PlyCount "48"]
[EventDate "1982.10.??"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 1997"]
[Source "ChessBase"]
[SourceDate "1996.11.15"]
[SourceVersion "1"]
[SourceVersionDate "1996.11.15"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 e5 5. Nb5 a6 6. Nd6+ Bxd6 7. Qxd6 Qf6 8. Qxf6 Nxf6 9. f3 d5 10. exd5 Nxd5 11. c3 0-0 12. Na3 b5 13. Nc2 Bb7 14. Ne3 Rfd8 15. Nxd5 Rxd5 16. Be3 Rc8 17. Rd1 Na5 18. Rxd5 Bxd5 19. b3 Nb7 20. Kd2 Nd6 21. Be2 f5 22. g3 Kf7 23. Rc1 Ke6 24. f4 Ne4+ 1/2-1/2

[Event "Bundesliga 2-1982/83 North"]
[Site "Germany North"]
[Date "1982.10.??"]
[Round "?"]
[White "Zeller, Joerg"]
[Black "Sack, Bruno Wolfgang"]
[Result "1-0"]
[ECO "C77"]
[BlackElo "2220"]
[PlyCount "75"]
[EventDate "1982.10.??"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 1997"]
[Source "ChessBase"]
[SourceDate "1996.11.15"]
[SourceVersion "1"]
[SourceVersionDate "1996.11.15"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. Qe2 b5 6. Bb3 Bc5 7. a4 Rb8 8. axb5 axb5 9. 0-0 0-0 10. Nc3 b4 11. Nd5 Nxd5 12. Bxd5 Nd4 13. Nxd4 Bxd4 14. c3 Bb6 15. d3 c6 16. Ba2 d6 17. Kh1 bxc3 18. bxc3 Ba5 19. Qc2 Kh8 20. f4 f5 21. fxe5 dxe5 22. Bc4 f4 23. d4 Bc7 24. Ba3 Rf6 25. dxe5 Bxe5 26. Rad1 Qc7 27. Bc5 Bg4 28. Rd3 Re8 29. Qf2 Rh6 30. Bb6 Qb8 31. Ba7 Qc7 32. Bb6 Qb8 33. Ba7 Qc8 34. Bd4 f3 35. Bxe5 Rxe5 36. gxf3 Rf6 37. Qg3 Re8 38. Rg1 1-0

[Event "Bundesliga 1981/82"]
[Site "Germany"]
[Date "1982.06.07"]
[Round "15.6"]
[White "Sack, Bruno Wolfgang"]
[Black "Bialas, Wolfram"]
[Result "1/2-1/2"]
[ECO "B35"]
[WhiteElo "2220"]
[BlackElo "2340"]
[PlyCount "132"]
[EventDate "1981.10.11"]
[EventType "team-tourn"]
[EventRounds "15"]
[EventCountry "GER"]
[SourceTitle "GER-chT"]
[Source "ChessBase"]
[SourceDate "1999.07.01"]
[SourceVersion "1"]
[SourceVersionDate "1999.07.01"]
[SourceQuality "1"]
[WhiteTeam "Hamburg FH"]
[BlackTeam "Frankfurt"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 g6 5. Nc3 Bg7 6. Be3 Nf6 7. Bc4 0-0 8. 0-0 Na5 9. Bb3 a6 10. f3 Qc7 11. a4 d6 12. Qd2 e5 13. Nde2 Be6 14. Nd5 Bxd5 15. exd5 Nc4 16. Bxc4 Qxc4 17. Rfd1 Rac8 18. c3 Rfe8 19. Ng3 e4 20. Bf4 exf3 21. gxf3 Rc5 22. Ne4 Nxe4 23. fxe4 Rxe4 24. Bxd6 Rg4+ 25. Kf2 Qe4 26. Bg3 Qf5+ 27. Kg2 h5 28. d6 Qd7 29. h3 Rgg5 30. Kh2 Rcf5 31. Re1 Bf8 32. Rad1 Rxg3 33. Kxg3 h4+ 34. Kg2 Rf6 35. Qg5 Kg7 36. Qg4 Qc6+ 37. Qe4 Qd7 38. c4 Qxa4 39. c5 Qb3 40. Qd3 Qa4 41. Qd4 Qb3 42. Qd3 Qa4 43. Rf1 Rxf1 44. Rxf1 Qc6+ 45. Qf3 Qd7 46. Qc3+ Kg8 47. Qf3 a5 48. Rf2 Bh6 49. Re2 Bg5 50. Qd5 Bf6 51. Rf2 Kg7 52. Rf3 a4 53. Rf4 Bxb2 54. Rb4 a3 55. Rxb7 Qe8 56. Re7 Qf8 57. c6 Bf6 58. Re2 Qa8 59. d7 Qb8 60. Qd3 Qa8 61. Qd5 Qb8 62. Qf3 Bd4 63. Qxa3 Qb5 64. Qf3 Qg5+ 65. Qg4 Qd5+ 66. Qe4 Qg5+ 1/2-1/2

[Event "Bundesliga 1981/82"]
[Site "Germany"]
[Date "1982.04.25"]
[Round "11.7"]
[White "Sack, Bruno Wolfgang"]
[Black "Mehler, Gerhard"]
[Result "0-1"]
[ECO "B05"]
[WhiteElo "2220"]
[PlyCount "92"]
[EventDate "1981.10.11"]
[EventType "team-tourn"]
[EventRounds "15"]
[EventCountry "GER"]
[SourceTitle "GER-chT"]
[Source "ChessBase"]
[SourceDate "1999.07.01"]
[SourceVersion "1"]
[SourceVersionDate "1999.07.01"]
[SourceQuality "1"]
[WhiteTeam "Hamburg FH"]
[BlackTeam "Marktheidenfeld"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. e4 Nf6 2. e5 Nd5 3. d4 d6 4. c4 Nb6 5. Nf3 Bg4 6. exd6 exd6 7. Be2 Be7 8. 0-0 0-0 9. b3 Nc6 10. Bb2 Bf6 11. Na3 d5 12. c5 Nd7 13. Nc2 Nxc5 14. Ba3 Ne6 15. Bxf8 Kxf8 16. Rc1 Bxf3 17. Bxf3 Ncxd4 18. Nxd4 Nxd4 19. Qd3 g6 20. g3 c6 21. Bg2 Qa5 22. a4 Re8 23. Kh1 Qb4 24. Rb1 Re2 25. Bf3 Rc2 26. Bd1 Ra2 27. Qe3 Kg7 28. Bg4 Rc2 29. Rfc1 Ra2 30. Rf1 Ra3 31. Bd1 Rxa4 32. bxa4 Qxb1 33. Re1 Qb4 34. f4 Nf5 35. Qe2 h5 36. Rf1 a5 37. Qd3 Qc3 38. Qe2 Ne3 39. Rg1 Bd4 40. Re1 Bc5 41. Rg1 Qd4 42. Re1 Qb4 43. h3 Nf5 44. Qe5+ Kh7 45. Kh2 Qd2+ 46. Qe2 Qc3 0-1

[Event "Bundesliga 1981/82"]
[Site "Germany"]
[Date "1982.04.24"]
[Round "10.7"]
[White "Urankar, Hans Peter"]
[Black "Sack, Bruno Wolfgang"]
[Result "1-0"]
[ECO "E61"]
[BlackElo "2220"]
[PlyCount "83"]
[EventDate "1981.10.11"]
[EventType "team-tourn"]
[EventRounds "15"]
[EventCountry "GER"]
[SourceTitle "GER-chT"]
[Source "ChessBase"]
[SourceDate "1999.07.01"]
[SourceVersion "1"]
[SourceVersionDate "1999.07.01"]
[SourceQuality "1"]
[WhiteTeam "Erlangen"]
[BlackTeam "Hamburg FH"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. c4 Nf6 2. Nc3 d6 3. d4 e5 4. g3 Nbd7 5. Bg2 g6 6. e3 Bg7 7. Nge2 0-0 8. 0-0 Re8 9. b3 e4 10. a4 Nf8 11. h3 h5 12. Ba3 Bf5 13. d5 Qd7 14. Kh2 N8h7 15. Nd4 a6 16. Qc2 Ng5 17. Nxf5 Qxf5 18. Bb2 Nf3+ 19. Bxf3 Qxf3 20. Ne2 Qf5 21. Rad1 Nh7 22. Bxg7 Kxg7 23. f4 exf3 24. Qxf5 gxf5 25. Nd4 Kg6 26. Nxf3 Kf6 27. Rde1 Ng5 28. Nd4 Re5 29. Rf4 Rae8 30. Ref1 Rxe3 31. Rxf5+ Kg6 32. Rf6+ Kg7 33. h4 Ne4 34. Rxf7+ Kh8 35. R1f3 Rxf3 36. Rxf3 Nc5 37. Rf5 Re5 38. Rxe5 dxe5 39. Ne6 Nxb3 40. c5 Kg8 41. d6 Nxc5 42. dxc7 1-0

[Event "Bundesliga 1981/82"]
[Site "Germany"]
[Date "1982.03.07"]
[Round "9.6"]
[White "Sack, Bruno Wolfgang"]
[Black "Poethig, Hans"]
[Result "1-0"]
[ECO "B00"]
[WhiteElo "2220"]
[PlyCount "100"]
[EventDate "1981.10.11"]
[EventType "team-tourn"]
[EventRounds "15"]
[EventCountry "GER"]
[SourceTitle "GER-chT"]
[Source "ChessBase"]
[SourceDate "1999.07.01"]
[SourceVersion "1"]
[SourceVersionDate "1999.07.01"]
[SourceQuality "1"]
[WhiteTeam "Hamburg FH"]
[BlackTeam "Sindelfingen"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. e4 Nc6 2. Nf3 f5 3. exf5 d5 4. Bb5 Bxf5 5. d4 e6 6. 0-0 Bd6 7. Re1 Qf6 8. Ne5 Bxe5 9. Rxe5 Nge7 10. c3 0-0 11. Re2 Qg6 12. Nd2 a6 13. Bxc6 Nxc6 14. Re3 Qf6 15. Nf3 Be4 16. Qe2 Rf7 17. Ng5 Qxg5 18. Rxe4 Qf5 19. Rxe6 Raf8 20. f3 Rf6 21. Re3 Rg6 22. b3 Nd8 23. Ba3 Ne6 24. g3 Rff6 25. Re1 h5 26. Kh1 Rf7 27. f4 Nxf4 28. gxf4 Qxf4 29. Re8+ Kh7 30. Re5 Rg4 31. Bc1 Qf3+ 32. Qxf3 Rxf3 33. Rxh5+ Kg6 34. Rxd5 Rxc3 35. Rc5 Rd3 36. Rg1 Rxg1+ 37. Kxg1 c6 38. Rc4 Kf5 39. Kf2 Rh3 40. Kg2 Rd3 41. h4 Kg4 42. d5+ Kh5 43. dxc6 bxc6 44. Bg5 Rd6 45. Ra4 Re6 46. Ra5 Kg4 47. Ra4+ Kh5 48. Rxa6 Kg4 49. Ra4+ Kf5 50. Kf3 Rd6 1-0

[Event "Bundesliga 1981/82"]
[Site "Germany"]
[Date "1982.03.06"]
[Round "8.6"]
[White "Vogel, Robert"]
[Black "Sack, Bruno Wolfgang"]
[Result "1-0"]
[ECO "D37"]
[WhiteElo "2245"]
[BlackElo "2220"]
[PlyCount "67"]
[EventDate "1981.10.11"]
[EventType "team-tourn"]
[EventRounds "15"]
[EventCountry "GER"]
[SourceTitle "GER-chT"]
[Source "ChessBase"]
[SourceDate "1999.07.01"]
[SourceVersion "1"]
[SourceVersionDate "1999.07.01"]
[SourceQuality "1"]
[WhiteTeam "Zaehringen"]
[BlackTeam "Hamburg FH"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. Nf3 Be7 5. Bf4 0-0 6. e3 c6 7. Bd3 b6 8. 0-0 Bb7 9. Rc1 Nbd7 10. h3 Re8 11. Qe2 a6 12. Rfd1 c5 13. Ne5 dxc4 14. Bxc4 b5 15. dxc5 Qc8 16. c6 Bxc6 17. Nxc6 Qxc6 18. Nxb5 axb5 19. Bxb5 Qb7 20. Bxd7 Nxd7 21. Rc7 Qxc7 22. Bxc7 Nf6 23. a3 Nd5 24. Be5 Rec8 25. Qg4 Nf6 26. Qd4 Rd8 27. Bxf6 Bxf6 28. Qg4 Rxd1+ 29. Qxd1 Bxb2 30. a4 Bf6 31. Qb3 Be5 32. Qb5 f6 33. f4 Rb8 34. fxe5 1-0

[Event "Bundesliga 1981/82"]
[Site "Germany"]
[Date "1981.12.06"]
[Round "5.8"]
[White "Ackermann, Hans Werner"]
[Black "Sack, Bruno Wolfgang"]
[Result "1-0"]
[ECO "B13"]
[WhiteElo "2275"]
[BlackElo "2215"]
[PlyCount "113"]
[EventDate "1981.10.11"]
[EventType "team-tourn"]
[EventRounds "15"]
[EventCountry "GER"]
[SourceTitle "GER-chT"]
[Source "ChessBase"]
[SourceDate "1999.07.01"]
[SourceVersion "1"]
[SourceVersionDate "1999.07.01"]
[SourceQuality "1"]
[WhiteTeam "Bochum"]
[BlackTeam "Hamburg FH"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. e4 c6 2. d4 d5 3. exd5 cxd5 4. Bd3 Nc6 5. c3 Nf6 6. h3 g6 7. Bg5 Bg7 8. Nf3 0-0 9. Nbd2 Ne8 10. 0-0 Nd6 11. Qb3 f6 12. Bh4 Be6 13. Bg3 Bf7 14. Rfe1 Re8 15. Bxd6 Qxd6 16. Qxb7 Reb8 17. Qa6 Rxb2 18. Bb5 Be8 19. c4 Rb8 20. Bxc6 Bxc6 21. c5 Qc7 22. Re6 Bb5 23. Qa3 Bc4 24. Nxc4 dxc4 25. Qc3 R2b4 26. a3 Ra4 27. Nd2 f5 28. Qc2 Qd7 29. Rxe7 Qxd4 30. Qxa4 Qxa1+ 31. Nf1 Qd4 32. Re8+ Rxe8 33. Qxe8+ Bf8 34. Qe6+ Kg7 35. c6 Bc5 36. Ne3 c3 37. Qb3 Bb6 38. Nd1 Kh6 39. Qc2 Ba5 40. Ne3 Qc5 41. Qa4 Kg7 42. Kf1 f4 43. Qxf4 Bd8 44. Qa4 Bg5 45. Nc2 Bf6 46. Qa6 Be5 47. a4 Kh6 48. Qd3 Kg7 49. Qe3 Qxe3 50. fxe3 Kf7 51. Ke2 Ke6 52. Kd3 Kd5 53. Nd4 h5 54. Kxc3 Ke4 55. Kd2 Kd5 56. Kd3 Kc5 57. c7 1-0

[Event "Bundesliga 1981/82"]
[Site "Germany"]
[Date "1981.12.05"]
[Round "4.8"]
[White "Sack, Bruno Wolfgang"]
[Black "Bilek, Michael"]
[Result "0-1"]
[ECO "A34"]
[WhiteElo "2215"]
[BlackElo "2225"]
[PlyCount "104"]
[EventDate "1981.10.11"]
[EventType "team-tourn"]
[EventRounds "15"]
[EventCountry "GER"]
[SourceTitle "GER-chT"]
[Source "ChessBase"]
[SourceDate "1999.07.01"]
[SourceVersion "1"]
[SourceVersionDate "1999.07.01"]
[SourceQuality "1"]
[WhiteTeam "Hamburg FH"]
[BlackTeam "Solingen"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. Nf3 Nf6 2. c4 c5 3. Nc3 Nc6 4. g3 d5 5. cxd5 Nxd5 6. Bg2 Nc7 7. 0-0 e5 8. d3 Be7 9. Bd2 0-0 10. Rc1 b6 11. a3 Bd7 12. Na4 Rc8 13. b3 Nb5 14. Nc3 Nbd4 15. Nxd4 cxd4 16. Nb1 a5 17. Qc2 b5 18. Qb2 Qb6 19. Rc2 Rc7 20. Rfc1 Rfc8 21. Be1 Nd8 22. Bf3 Ne6 23. b4 a4 24. h4 Bc6 25. Nd2 Bxf3 26. Nxf3 Bd6 27. Bd2 h6 28. h5 Qb7 29. Nh4 Qd5 30. Nf5 Bf8 31. f3 Qb3 32. Qxb3 axb3 33. Rxc7 Rxc7 34. Rb1 Rc2 35. Be1 b2 36. Kf1 g6 37. hxg6 fxg6 38. Nh4 Nc7 39. e4 dxe3 40. Nxg6 Nd5 41. Nxe5 Nc3 42. Rxb2 e2+ 43. Kg1 Rc1 44. Kf2 Nd1+ 45. Kxe2 Nxb2 46. f4 Na4 47. Bd2 Ra1 48. Nc6 Rxa3 49. Nd4 Nc3+ 50. Bxc3 Rxc3 51. Nxb5 Rc2+ 52. Ke3 Bxb4 0-1

[Event "Bundesliga 1981/82"]
[Site "Germany"]
[Date "1981.10.11"]
[Round "1.7"]
[White "Anbuhl, Edgar"]
[Black "Sack, Bruno Wolfgang"]
[Result "1/2-1/2"]
[ECO "B14"]
[BlackElo "2215"]
[PlyCount "70"]
[EventDate "1981.10.11"]
[EventType "team-tourn"]
[EventRounds "15"]
[EventCountry "GER"]
[SourceTitle "GER-chT"]
[Source "ChessBase"]
[SourceDate "1999.07.01"]
[SourceVersion "1"]
[SourceVersionDate "1999.07.01"]
[SourceQuality "1"]
[WhiteTeam "Delmenhorst"]
[BlackTeam "Hamburg FH"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. e4 c6 2. d4 d5 3. exd5 cxd5 4. c4 Nf6 5. Nc3 g6 6. Qb3 Bg7 7. cxd5 0-0 8. Nge2 Nbd7 9. g3 Nb6 10. Bg2 Bf5 11. Nf4 Ne8 12. Be3 Nd6 13. 0-0 Nbc4 14. Nb5 Na5 15. Qb4 Qb6 16. Bd2 Nxb5 17. Qxa5 Qxa5 18. Bxa5 Bxd4 19. Rad1 Bxb2 20. Rb1 Bxb1 21. Rxb1 Nd6 22. Rxb2 Nc4 23. Rb5 a6 24. Rc5 Nxa5 25. Rxa5 Rac8 26. Ra3 Rfd8 27. Bf3 Rd6 28. Nd3 Rc2 29. Kg2 Kf8 30. h4 h5 31. Ne5 Rc5 32. Rb3 b5 33. Be4 e6 34. Rf3 f5 35. Nd3 Rc4 1/2-1/2

[Event "Internationales Schachfestival-02"]
[Site "Hamburg"]
[Date "1981.07.06"]
[Round "5"]
[White "Sack, Bruno Wolfgang"]
[Black "Bednarski, Jacek B"]
[Result "0-1"]
[ECO "C13"]
[WhiteElo "2215"]
[BlackElo "2380"]
[PlyCount "96"]
[EventDate "1981.07.02"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "GER"]
[SourceTitle "MCD"]
[Source "ChessBase"]
[SourceDate "1999.07.01"]
[SourceVersion "1"]
[SourceVersionDate "1999.07.01"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. Nc3 Nf6 4. Bg5 dxe4 5. Nxe4 Be7 6. Bxf6 gxf6 7. Nf3 Nd7 8. Qd2 c5 9. d5 f5 10. dxe6 fxe4 11. exd7+ Qxd7 12. Qxd7+ Bxd7 13. Ne5 Be6 14. Bb5+ Kf8 15. 0-0-0 Rg8 16. g3 Rg5 17. Nd7+ Kg7 18. Rhe1 c4 19. a4 a6 20. Nb6 axb5 21. Nxa8 bxa4 22. Nc7 Bg4 23. Rd5 Bf3 24. h4 Rxd5 25. Nxd5 Bc5 26. Ne3 b5 27. c3 h5 28. Kc2 Kf6 29. Rg1 Ke5 30. g4 hxg4 31. Nxg4+ Kf4 32. Nh2 Bxf2 33. Rf1 e3 34. Ra1 Be4+ 35. Kd1 Bd3 36. h5 Kg3 37. h6 Kxh2 38. h7 e2+ 39. Kd2 e1Q+ 40. Rxe1 Bxe1+ 41. Kxe1 Bxh7 42. Kd2 Kg3 43. Ke3 f5 44. Ke2 f4 45. Kf1 f3 46. Ke1 f2+ 47. Kd2 f1Q 48. Ke3 Qd3# 0-1

[Event "Internationales Schachfestival-02"]
[Site "Hamburg"]
[Date "1981.07.03"]
[Round "2"]
[White "Sack, Bruno Wolfgang"]
[Black "Portisch, Ferenc"]
[Result "0-1"]
[ECO "E69"]
[WhiteElo "2215"]
[BlackElo "2425"]
[PlyCount "110"]
[EventDate "1981.07.02"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "GER"]
[SourceTitle "MCD"]
[Source "ChessBase"]
[SourceDate "1999.07.01"]
[SourceVersion "1"]
[SourceVersionDate "1999.07.01"]
[SourceQuality "1"]

1. Nf3 Nf6 2. d4 g6 3. g3 Bg7 4. Bg2 d6 5. 0-0 0-0 6. c4 Nbd7 7. Nc3 e5 8. e4 c6 9. Re1 Re8 10. h3 a5 11. Qc2 exd4 12. Nxd4 Nb6 13. b3 d5 14. cxd5 Nfxd5 15. Nxd5 Nxd5 16. e5 Nb4 17. Qc4 Rxe5 18. Bb2 Rxe1+ 19. Rxe1 c5 20. a3 cxd4 21. axb4 Be6 22. Qb5 axb4 23. Qxb4 Qa5 24. Qxa5 Rxa5 25. Bxb7 Rb5 26. Bc8 Rxb3 27. Rxe6 Rxb2 28. Re8+ Bf8 29. Ba6 Kg7 30. Rd8 Bc5 31. Rd5 Rc2 32. Bd3 Rc3 33. Ba6 Kf6 34. Kg2 Ke6 35. Rd8 Bb6 36. Rc8 Rxc8 37. Bxc8+ Kd5 38. Kf3 d3 39. Bd7 Kd4 40. Ba4 Kc3 41. Kg2 Kd2 42. Kf1 Kc1 43. f3 Kd2 44. g4 Ke3 45. Bd1 g5 46. Bb3 f6 47. Bg8 d2 48. Bb3 Kxf3 49. Bd1+ Kg3 50. Ke2 Ba5 51. Ke3 Kxh3 52. Kf3 f5 53. gxf5 g4+ 54. Kf4 g3 55. Bg4+ Kh2 0-1

