[Event "Ruhrgebiet VK2 9798"]
[Site "Ruhrgebiet"]
[Date "1997.??.??"]
[Round "?"]
[White "Gawlowski, Sylvester"]
[Black "Buettner, Klaus"]
[Result "0-1"]
[ECO "A85"]
[PlyCount "114"]
[EventDate "1997.??.??"]
[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 f5 2. Nf3 Nf6 3. Nc3 e6 4. e3 d5 5. d4 c6 6. Be2 Bd6 7. 0-0 0-0 8. a3 a5 9. Bd2 Nbd7 10. c5 Bc7 11. Qc2 Ne4 12. g3 g5 13. Kg2 Qf6 14. Ng1 Qg6 15. f4 g4 16. Nxe4 dxe4 17. b4 axb4 18. axb4 Rxa1 19. Rxa1 Nf6 20. Bc4 Nd5 21. Bxd5 exd5 22. Qb3 h5 23. b5 h4 24. Be1 Qh6 25. Ra7 hxg3 26. Bxg3 Bd8 27. b6 Bh4 28. Qc2 Bxg3 29. Kxg3 Kg7 30. h4 gxh3 31. Nxh3 Rh8 32. Qg2 Kf6 33. Kh2 Kf7 34. Qg3 Rg8 35. Qf2 Qh5 36. Ra1 Kf6 37. Re1 Be6 38. Qe2 Qh4 39. Qf2 Qh5 40. Qe2 Qh6 41. Qf2 Bf7 42. Rg1 Rg4 43. Rg3 Rh4 44. Qg2 Bh5 45. Qf2 Bg4 46. Qg2 Qh5 47. Qf1 Be2 48. Qf2 Bf3 49. Qf1 Rg4 50. Qe1 Rh4 51. Qf2 Bg4 52. Qg2 Qh8 53. Qf1 Qa8 54. Kg1 Qa2 55. Qf2 Qa1+ 56. Kh2 Qd1 57. Qg2 Qe1 0-1

[Event "Ruhrgebiet VK2 9697"]
[Site "Ruhrgebiet"]
[Date "1996.??.??"]
[Round "?"]
[White "Buettner, Klaus"]
[Black "Santorius, Horst"]
[Result "1/2-1/2"]
[ECO "C02"]
[PlyCount "65"]
[EventDate "1996.??.??"]
[EventType "team"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2002"]
[Source "ChessBase"]
[SourceDate "2001.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2001.11.25"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. e5 c5 4. c3 Nc6 5. Nf3 Qb6 6. a3 Bd7 7. Be2 cxd4 8. cxd4 Nge7 9. Nc3 Nf5 10. Na4 Qd8 11. g4 Nh4 12. Nc3 Nxf3+ 13. Bxf3 Qb6 14. Ne2 Be7 15. g5 Rc8 16. h4 Na5 17. b4 Nc4 18. Kf1 a5 19. bxa5 Qxa5 20. Kg2 Ba4 21. Qd3 Bc2 22. Qc3 Qxc3 23. Nxc3 Nxe5 24. Nxd5 Nxf3 25. Nxe7 Rc3 26. Nc8 Nxd4 27. Nd6+ Ke7 28. Bb2 Rb3 29. Bxd4 Kxd6 30. Bxg7 Ra8 31. Rhe1 Kd5 32. Re5+ Kd6 33. Re2 1/2-1/2

[Event "Dortmund op"]
[Site "Dortmund"]
[Date "1991.??.??"]
[Round "2"]
[White "Buettner, Klaus"]
[Black "Oswald, Hans Joachim"]
[Result "0-1"]
[ECO "B01"]
[PlyCount "80"]
[EventDate "1991.03.23"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "TD"]
[Source "ChessBase"]
[SourceDate "1994.03.01"]
[SourceVersion "1"]
[SourceVersionDate "1994.03.01"]
[SourceQuality "1"]

1. e4 d5 2. exd5 Nf6 3. d4 Nxd5 4. c4 Nb6 5. Nc3 e5 6. Be3 exd4 7. Bxd4 Nc6 8. Qe2+ Be6 9. Bxb6 axb6 10. Rd1 Bd6 11. Qe4 Ra5 12. Nf3 0-0 13. Be2 Re8 14. 0-0 Rh5 15. Qd3 Bf5 16. Qd2 Rh6 17. Rfe1 Ne5 18. Nxe5 Rxe5 19. g3 Rhe6 20. Bf3 Rxe1+ 21. Rxe1 Rxe1+ 22. Qxe1 c6 23. Qd2 Qc7 24. Ne4 Be7 25. a3 Be6 26. Qd4 f5 27. Nc3 Bf6 28. Qd3 g6 29. Kf1 Kf7 30. b4 Qe5 31. Ne2 g5 32. Bh5+ Kg7 33. f4 Qe4 34. Qxe4 fxe4 35. fxg5 Bxg5 36. c5 bxc5 37. bxc5 Bc4 38. Kf2 Be7 39. Nf4 Bxc5+ 40. Kg2 Bxa3 0-1

[Event "Porz op 26th"]
[Site "Cologne"]
[Date "1991.??.??"]
[Round "1"]
[White "Buettner, Klaus"]
[Black "Ragozin, Evgeni"]
[Result "0-1"]
[ECO "B63"]
[BlackElo "2395"]
[PlyCount "58"]
[EventDate "1991.08.10"]
[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. d4 cxd4 4. Nxd4 Nf6 5. Nc3 d6 6. Bg5 e6 7. Qd2 Be7 8. 0-0-0 0-0 9. Nb3 Qb6 10. f3 Rd8 11. Kb1 a6 12. h4 Qc7 13. Be3 b5 14. g4 Ne5 15. Qf2 Nfd7 16. Be2 Nc4 17. Bd4 Rb8 18. f4 Ndb6 19. f5 b4 20. Bxc4 Nxc4 21. fxe6 fxe6 22. Ne2 e5 23. Be3 Bxg4 24. Rdg1 Rf8 25. Qg3 h5 26. Bc1 Qc6 27. Qd3 Rf3 28. Qd5+ Qxd5 29. exd5 Rb5 0-1

[Event "Porz op 25th"]
[Site "Cologne"]
[Date "1990.??.??"]
[Round "?"]
[White "Buettner, Klaus"]
[Black "Thelen, Ralf"]
[Result "0-1"]
[ECO "C46"]
[PlyCount "54"]
[EventDate "1990.??.??"]
[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 Nc6 2. Nc3 e5 3. Nf3 Bb4 4. Nd5 Bc5 5. c3 Nf6 6. Nxf6+ Qxf6 7. d3 h6 8. Be2 d6 9. a4 a5 10. Bd2 Be6 11. h3 d5 12. Qb3 dxe4 13. Qxb7 Kd7 14. Qb5 Bd6 15. d4 Rhb8 16. Nxe5+ Bxe5 17. dxe5 Qe7 18. Rd1 Rxb5 19. Bxb5 Qe8 20. Bg5+ Kc8 21. Rd8+ Qxd8 22. Bxd8 Nxd8 23. Kd2 c6 24. Be2 Rb8 25. Ba6+ Kc7 26. Kc1 Bb3 27. Re1 Ne6 0-1

[Event "Porz op 22nd"]
[Site "Cologne"]
[Date "1989.??.??"]
[Round "?"]
[White "Bassewitz, E."]
[Black "Buettner, Klaus"]
[Result "0-1"]
[ECO "D40"]
[PlyCount "68"]
[EventDate "1989.??.??"]
[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 c6 2. d4 d5 3. exd5 cxd5 4. c4 Nf6 5. Nc3 e6 6. Nf3 Nc6 7. Bg5 Be7 8. Bd3 h6 9. Bh4 a6 10. a3 0-0 11. 0-0 dxc4 12. Bxc4 b5 13. Bd3 Bb7 14. Re1 Rc8 15. Rc1 Rc7 16. Bb1 Rd7 17. Qc2 g6 18. Rxe6 Nxd4 19. Nxd4 Rxd4 20. Bxf6 Bxf6 21. Re2 Bg7 22. Rce1 Qg5 23. Ne4 Qd5 24. b4 Rc8 25. Qa2 Rcc4 26. f3 Rd1 27. Nf2 Rxe1+ 28. Rxe1 Qg5 29. Ne4 Bd4+ 30. Kf1 Qf4 31. Nd2 Bd5 32. Be4 Rc1 33. Bxd5 Qe3 34. Bxf7+ Kg7 0-1

