[Event "Mittelrhein Verbandsliga West 1920"]
[Site "Mittelrhein"]
[Date "2019.11.17"]
[Round "3.8"]
[White "Kaufmann, David"]
[Black "Kroll, Siegfried"]
[Result "1-0"]
[ECO "B01"]
[WhiteElo "1942"]
[BlackElo "1566"]
[PlyCount "97"]
[EventDate "2019.09.29"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]
[WhiteTeam "Bruehl II"]
[BlackTeam "Brand SF"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. e4 d5 2. exd5 Qxd5 3. Nc3 Qd8 4. d4 c6 5. Bf4 Nf6 6. Nf3 Bg4 7. Be2 e6 8. h3 Bxf3 9. Bxf3 Bd6 10. Qd2 Bxf4 11. Qxf4 Nbd7 12. 0-0 0-0 13. Rad1 Nb6 14. Ne4 Nxe4 15. Bxe4 Nd5 16. Qd2 Nf6 17. Bd3 Qb6 18. c3 Rad8 19. Qe2 Qa5 20. Bb1 Qh5 21. Qe3 Nd5 22. Qg3 Nf6 23. Rde1 Qh6 24. f4 Rd5 25. Qf3 g6 26. g4 Rb5 27. g5 Qh5 28. gxf6 Qxf3 29. Rxf3 Rxb2 30. Rf2 Rb5 31. Bd3 Ra5 32. Re5 Ra3 33. Rc5 Rd8 34. Be4 Rd6 35. Rb2 b6 36. Bxc6 h6 37. Rc4 Ra5 38. Be4 Rd8 39. Rc7 Ra3 40. Rg2 Kf8 41. Kh2 Ra5 42. h4 Ke8 43. Bxg6 fxg6 44. Rxg6 Rxa2+ 45. Kh3 Rd7 46. Rg8+ Kf7 47. Rg7+ Kxf6 48. Rcxd7 Ra3 49. Rdf7# 1-0

[Event "Mittelrhein Verbandsliga West 1920"]
[Site "Mittelrhein"]
[Date "2019.10.27"]
[Round "2.8"]
[White "Bausch, Bernd"]
[Black "Kaufmann, David"]
[Result "1-0"]
[ECO "B19"]
[WhiteElo "1700"]
[BlackElo "1942"]
[PlyCount "63"]
[EventDate "2019.09.29"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]
[WhiteTeam "Lendersdorf"]
[BlackTeam "Bruehl II"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. e4 c6 2. d4 d5 3. Nc3 dxe4 4. Nxe4 Bf5 5. Ng3 Bg6 6. h4 h6 7. Nf3 Nd7 8. h5 Bh7 9. Bd3 Bxd3 10. Qxd3 e6 11. Bd2 Qc7 12. Qe2 Ngf6 13. 0-0-0 0-0-0 14. Ne5 Nb6 15. Ba5 Rd5 16. Bxb6 axb6 17. c4 Ra5 18. Kb1 Bd6 19. Rhe1 Rd8 20. f4 Kb8 21. Rf1 Ka7 22. Qf3 Ra8 23. Ne2 Kb8 24. Nc1 b5 25. c5 Bf8 26. g3 Nd5 27. Rf2 Ra4 28. Rc2 Qa5 29. a3 b4 30. Nb3 Qb5 31. Qd3 Qxd3 32. Rxd3 1-0

[Event "Mittelrhein Verbandsliga-W 17/18"]
[Site "Nordrheinwestfalen"]
[Date "2018.01.14"]
[Round "6.8"]
[White "Zisimou, Dimitrios"]
[Black "Kaufmann, David"]
[Result "1/2-1/2"]
[ECO "E07"]
[WhiteElo "1723"]
[BlackElo "1946"]
[PlyCount "69"]
[EventDate "2017.09.10"]
[EventType "team-tourn"]
[EventRounds "11"]
[EventCountry "GER"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]
[WhiteTeam "Lendersdorf"]
[BlackTeam "Bruehl III"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. d4 d5 2. c4 c6 3. Nf3 Nf6 4. Qb3 e6 5. g3 Nbd7 6. Bg2 Be7 7. 0-0 0-0 8. Bf4 b6 9. Nc3 Ba6 10. Nd2 Rc8 11. Rfe1 Bxc4 12. Nxc4 dxc4 13. Qxc4 Nd5 14. Nxd5 cxd5 15. Qd3 Nf6 16. Rac1 Qd7 17. a3 b5 18. h3 Rc4 19. b3 Rxc1 20. Rxc1 Bd6 21. Bxd6 Qxd6 22. Rc5 Nd7 23. Rxb5 Qxa3 24. Rb7 Nb6 25. Rc7 g6 26. Qc2 Qa1+ 27. Kh2 Qxd4 28. e3 Qa1 29. Qc5 Qa2 30. Kg1 Qxb3 31. Rxa7 Nc4 32. Qd4 Qb1+ 33. Kh2 Qc2 34. Qf4 Qf5 35. Qxf5 1/2-1/2

[Event "Mittelrhein Verbandsliga-W 17/18"]
[Site "Nordrheinwestfalen"]
[Date "2017.10.22"]
[Round "3.8"]
[White "Kusidlo, Andre"]
[Black "Kaufmann, David"]
[Result "0-1"]
[ECO "B11"]
[WhiteElo "1628"]
[BlackElo "1946"]
[PlyCount "82"]
[EventDate "2017.09.10"]
[EventType "team-tourn"]
[EventRounds "11"]
[EventCountry "GER"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]
[WhiteTeam "Aachen SV III"]
[BlackTeam "Bruehl III"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. e4 c6 2. Nc3 d5 3. Nf3 Bg4 4. h3 Bxf3 5. Qxf3 e6 6. e5 c5 7. Bb5+ Nc6 8. 0-0 Nge7 9. Qe2 Nf5 10. Bxc6+ bxc6 11. d3 Be7 12. f4 Ng3 13. Qg4 Nxf1 14. Qxg7 Kd7 15. Kxf1 Qg8 16. Qxg8 Rhxg8 17. g4 f6 18. exf6 Bxf6 19. Ne2 Raf8 20. Bd2 h5 21. gxh5 e5 22. Kf2 exf4 23. Kf3 Be5 24. Rf1 Rh8 25. Nxf4 Rxh5 26. Kg4 Rhf5 27. c3 Bd6 28. h4 R5f7 29. h5 Rg7+ 30. Kh4 Be7+ 31. Kh3 Rg5 32. Re1 Rfg8 33. Ng6 Rxh5+ 34. Kg4 Rh7 35. Rxe7+ Rxe7 36. Kh5 Rh7+ 37. Bh6 Kc7 38. Kg5 Kb6 39. b3 Rf7 40. Kh5 Rf5+ 41. Kg4 Rf1 0-1

[Event "Mittelrhein Verbandsliga-W 15/16"]
[Site "Nordrheinwestfalen"]
[Date "2016.01.10"]
[Round "6.3"]
[White "Kaufmann, David"]
[Black "Laschewski, Andreas"]
[Result "0-1"]
[ECO "B03"]
[WhiteElo "1951"]
[BlackElo "1977"]
[PlyCount "72"]
[EventDate "2015.09.06"]
[EventType "team-tourn"]
[EventRounds "11"]
[EventCountry "GER"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]
[WhiteTeam "Bruehl II"]
[BlackTeam "Pulheim"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. e4 Nf6 2. e5 Nd5 3. d4 d6 4. c4 Nb6 5. f4 dxe5 6. fxe5 Nc6 7. Be3 Bf5 8. Nc3 e6 9. Be2 Be7 10. Nf3 Bg4 11. 0-0 Qd7 12. a4 a5 13. b3 0-0 14. h3 Bh5 15. g4 Bg6 16. Bd3 Bxd3 17. Qxd3 Nb4 18. Qe2 Qc6 19. Rad1 N6d5 20. Ne4 Nxe3 21. Qxe3 Rad8 22. h4 f5 23. exf6 Bxf6 24. Nxf6+ Rxf6 25. Ne5 Qd6 26. Qe4 Rxf1+ 27. Kxf1 c5 28. Qxb7 Rf8+ 29. Kg2 cxd4 30. Qe4 Rd8 31. g5 d3 32. g6 hxg6 33. Nxg6 d2 34. Nf4 Na2 35. Qxe6+ Qxe6 36. Nxe6 Nc3 0-1

[Event "Mittelrhein Verbandsliga-W 15/16"]
[Site "Nordrheinwestfalen"]
[Date "2015.09.06"]
[Round "1.4"]
[White "Kaufmann, David"]
[Black "Haase, Georg"]
[Result "1-0"]
[ECO "B13"]
[WhiteElo "1951"]
[BlackElo "1835"]
[PlyCount "45"]
[EventDate "2015.09.06"]
[EventType "team-tourn"]
[EventRounds "11"]
[EventCountry "GER"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]
[WhiteTeam "Bruehl II"]
[BlackTeam "Eilendorf Arminia"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. e4 d5 2. exd5 Nf6 3. c4 c6 4. d4 cxd5 5. Nc3 Nc6 6. c5 e5 7. dxe5 Nxe5 8. Bf4 Qe7 9. Be2 Bf5 10. Bxe5 Qxe5 11. Nf3 Qc7 12. Nxd5 Nxd5 13. Qxd5 Qa5+ 14. Kf1 Bd7 15. Ne5 0-0-0 16. Nxf7 Re8 17. Nxh8 Be6 18. Qh5 g6 19. Nxg6 hxg6 20. Qxg6 Bd7 21. Bg4 Qb5+ 22. Kg1 Bxc5 23. Qxe8+ 1-0

[Event "Verbandsliga Mittelrhein-Ost 1213"]
[Site "Germany"]
[Date "2013.01.13"]
[Round "6.8"]
[White "Bendisch, Juergen"]
[Black "Kaufmann, David"]
[Result "0-1"]
[ECO "D02"]
[WhiteElo "1688"]
[BlackElo "1913"]
[PlyCount "114"]
[EventDate "2012.09.09"]
[EventType "team"]
[EventRounds "11"]
[EventCountry "GER"]
[SourceTitle "EXT 2015"]
[Source "ChessBase"]
[SourceDate "2014.11.20"]
[SourceVersion "1"]
[SourceVersionDate "2014.11.20"]
[SourceQuality "1"]
[WhiteTeam "Hennef"]
[BlackTeam "Bruehl II"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. d4 d5 2. Nf3 Nf6 3. Bf4 Bf5 4. e3 e6 5. Nbd2 Nbd7 6. Be2 Be7 7. h3 h6 8. Rc1 0-0 9. c4 c6 10. 0-0 Re8 11. Qb3 Qb6 12. Rfd1 Rac8 13. a3 Ne4 14. c5 Qxb3 15. Nxb3 Bd8 16. Nbd2 f6 17. Nxe4 Bxe4 18. Nd2 Bh7 19. Bd6 Kf7 20. Nb1 Bc7 21. Bxc7 Rxc7 22. b4 e5 23. dxe5 fxe5 24. f3 Nf6 25. Nc3 Rd7 26. Bd3 Bxd3 27. Rxd3 e4 28. fxe4 Nxe4 29. Nxe4 Rxe4 30. Rf1+ Ke6 31. Rf3 Rf7 32. Kf2 Rxf3+ 33. gxf3 Rc4 34. Kg3 Ke5 35. Rb3 a6 36. Rd3 g6 37. Rb3 g5 38. Rd3 h5 39. Rb3 h4+ 40. Kg2 Rc2+ 41. Kg1 d4 42. Rd3 dxe3 43. Rxe3+ Kf4 44. Re4+ Kxf3 45. Rg4 Ra2 46. Rxg5 Rxa3 47. Rg4 a5 48. Rxh4 a4 49. Rh7 Kg3 50. Kf1 Ra1+ 51. Ke2 a3 52. Rxb7 a2 53. Ra7 Rh1 54. b5 cxb5 55. Kd3 a1Q 56. Rxa1 Rxa1 57. Kc3 Ra4 0-1

[Event "Verbandsliga Mittelrhein-Ost 1213"]
[Site "Germany"]
[Date "2012.12.02"]
[Round "5.8"]
[White "Bertram, Thomas Sebastian"]
[Black "Kaufmann, David"]
[Result "1-0"]
[ECO "D43"]
[WhiteElo "1655"]
[BlackElo "1913"]
[PlyCount "55"]
[EventDate "2012.09.09"]
[EventType "team"]
[EventRounds "11"]
[EventCountry "GER"]
[SourceTitle "EXT 2015"]
[Source "ChessBase"]
[SourceDate "2014.11.20"]
[SourceVersion "1"]
[SourceVersionDate "2014.11.20"]
[SourceQuality "1"]
[WhiteTeam "Rheinbacher SF"]
[BlackTeam "Bruehl II"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. d4 d5 2. c4 c6 3. Nf3 Nf6 4. Nc3 e6 5. Bg5 h6 6. Bh4 dxc4 7. a4 Nbd7 8. e4 Be7 9. Bxc4 Nxe4 10. Bxe7 Nxc3 11. Bxd8 Nxd1 12. Bc7 Nxb2 13. Be2 Nf6 14. Ra2 Nd5 15. Bg3 Nxa4 16. Rxa4 a5 17. Rc4 Bd7 18. 0-0 b5 19. Rc5 f6 20. Bd3 a4 21. Nd2 Kf7 22. Rb1 Ra7 23. Bd6 Rb7 24. Ne4 f5 25. Nc3 Nb4 26. Rxb4 Ra8 27. Na2 a3 28. Bc2 1-0

[Event "Mittelrhein-chT 1112"]
[Site "Germany"]
[Date "2012.04.15"]
[Round "11.8"]
[White "Kaufmann, David"]
[Black "Mandt, Mathias"]
[Result "0-1"]
[ECO "B03"]
[WhiteElo "1929"]
[BlackElo "2044"]
[PlyCount "66"]
[EventDate "2011.09.11"]
[EventType "team-tourn"]
[EventRounds "13"]
[EventCountry "GER"]
[SourceTitle "EXT 2013"]
[Source "ChessBase"]
[SourceDate "2012.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2012.11.22"]
[SourceQuality "1"]
[WhiteTeam "Bruehl"]
[BlackTeam "Koeln Lasker"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. e4 Nf6 2. e5 Nd5 3. d4 d6 4. c4 Nb6 5. f4 dxe5 6. fxe5 g6 7. Be3 Bg7 8. Be2 c5 9. dxc5 Qxd1+ 10. Bxd1 Nxc4 11. Bd4 Nc6 12. Ba4 Bd7 13. Bxc6 Bxc6 14. Nf3 0-0-0 15. Bc3 Bxf3 16. gxf3 Bxe5 17. b4 Rd3 18. Bxe5 Nxe5 19. Nd2 Nxf3+ 20. Nxf3 Rxf3 21. Ke2 Rf4 22. Rhf1 Re4+ 23. Kd3 f5 24. Rfe1 Rd8+ 25. Kc3 Rdd4 26. a3 Kc7 27. Rad1 Rxd1 28. Rxd1 Re3+ 29. Kc4 Rxa3 30. Re1 Kd7 31. b5 Ra4+ 32. Kd5 e6+ 33. Rxe6 Rd4+ 0-1

[Event "Mittelrhein Verbandsliga-O 1112"]
[Site "Germany"]
[Date "2012.03.18"]
[Round "8"]
[White "Kaufmann, David"]
[Black "Blum, Michael"]
[Result "1/2-1/2"]
[ECO "B12"]
[WhiteElo "1929"]
[BlackElo "2051"]
[PlyCount "87"]
[EventDate "2011.09.18"]
[EventType "team-tourn"]
[EventRounds "11"]
[EventCountry "GER"]
[SourceTitle "EXT 2013"]
[Source "ChessBase"]
[SourceDate "2012.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2012.11.22"]
[SourceQuality "1"]
[WhiteTeam "Bruehl III"]
[BlackTeam "Erftstadt SV"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. e4 c6 2. d4 d5 3. e5 c5 4. dxc5 Nc6 5. Bb5 e6 6. Be3 Nge7 7. c3 Bd7 8. Bxc6 Nxc6 9. f4 g5 10. Nf3 gxf4 11. Bxf4 Bxc5 12. Qe2 Qc7 13. Nbd2 0-0-0 14. Nb3 Be7 15. 0-0-0 f5 16. Kb1 Na5 17. Nxa5 Qxa5 18. Nd4 Kb8 19. c4 Bc8 20. cxd5 Rxd5 21. Nb3 Qb5 22. Qxb5 Rxb5 23. Rd3 Rb4 24. g3 h5 25. Rhd1 h4 26. Rd4 hxg3 27. Bxg3 b6 28. Rxb4 Bxb4 29. Rd4 Be7 30. Kc2 Kc7 31. Nc1 Bb7 32. Ne2 Be4+ 33. Kc3 Bc5 34. Rd2 a5 35. a3 b5 36. b4 axb4+ 37. axb4 Be3 38. Rd6 Ra8 39. Nf4 Bxf4 40. Bxf4 Bd5 41. Kd4 Ra3 42. Kc5 Bc4 43. h4 Rc3 44. Kd4 1/2-1/2

[Event "Mittelrhein Verbandsliga-O 1112"]
[Site "Germany"]
[Date "2012.02.26"]
[Round "7"]
[White "Wecker, Martin"]
[Black "Kaufmann, David"]
[Result "1-0"]
[ECO "B12"]
[WhiteElo "2015"]
[BlackElo "1929"]
[PlyCount "61"]
[EventDate "2011.09.18"]
[EventType "team-tourn"]
[EventRounds "11"]
[EventCountry "GER"]
[SourceTitle "EXT 2013"]
[Source "ChessBase"]
[SourceDate "2012.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2012.11.22"]
[SourceQuality "1"]
[WhiteTeam "Godesberg IV"]
[BlackTeam "Bruehl III"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. e4 c6 2. d4 d5 3. e5 c5 4. Nf3 Bg4 5. c4 e6 6. cxd5 exd5 7. Qb3 Qd7 8. Bb5 Nc6 9. Be3 Bxf3 10. gxf3 c4 11. Qd1 Bb4+ 12. Nc3 Nge7 13. Ke2 Nf5 14. Bxc6 Qxc6 15. Nxd5 Qxd5 16. Qa4+ b5 17. Qxb4 a5 18. Qc3 b4 19. Qc2 Nxd4+ 20. Bxd4 Qxd4 21. Rhe1 0-0 22. Kf1 Rfe8 23. Re4 Qd7 24. Qxc4 Rac8 25. Qb3 Qh3+ 26. Kg1 Rc6 27. Rg4 Rh6 28. Rg2 Rxe5 29. f4 Re2 30. Rd1 Qxb3 31. Rd8+ 1-0

[Event "Bad Liebenzell-B"]
[Site "Bad Liebenzell"]
[Date "2010.03.12"]
[Round "8"]
[White "Kaufmann, David"]
[Black "Maissenbacher, Werner"]
[Result "1-0"]
[ECO "B07"]
[BlackElo "1919"]
[PlyCount "123"]
[EventDate "2010.03.05"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "CBM 135 Extra"]
[Source "ChessBase"]
[SourceDate "2010.05.04"]
[SourceVersion "1"]
[SourceVersionDate "2010.05.04"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 g6 3. Nbd2 Bg7 4. e4 d6 5. Bc4 0-0 6. Qe2 Nbd7 7. e5 dxe5 8. dxe5 Ne8 9. e6 fxe6 10. Bxe6+ Kh8 11. 0-0 Ndf6 12. Re1 Nd6 13. Ng5 Bd7 14. Ndf3 Nh5 15. Bxd7 Qxd7 16. Qxe7 Qf5 17. Qxc7 Nb5 18. Qxb7 Nd4 19. Rb1 Nxc2 20. Rf1 h6 21. Nh3 Ne1 22. Rxe1 Qxb1 23. Bxh6 Qxb2 24. Qxb2 Bxb2 25. Bxf8 Rxf8 26. Nhg5 Nf4 27. Ne6 Nxe6 28. Rxe6 Rd8 29. g3 Rd1+ 30. Kg2 Ra1 31. Ra6 Kg7 32. Rxa7+ Kf6 33. a4 Ba3 34. Rc7 g5 35. Rc6+ Kf5 36. Rc4 Be7 37. Nd4+ Ke5 38. Nc6+ Kd5 39. Rc2 Bc5 40. Nd8 Rxa4 41. Nf7 g4 42. Re2 Bd4 43. h3 Ra7 44. Ng5 Rg7 45. Ne6 gxh3+ 46. Kh2 Rh7 47. Nxd4 Kxd4 48. Re3 Rf7 49. Re2 Kd3 50. Ra2 Rh7 51. Ra8 Ke4 52. Rf8 Rh6 53. Rf4+ Ke5 54. Rh4 Ra6 55. Kxh3 Ra2 56. Rf4 Ra8 57. Rf7 Ke6 58. Rf3 Rh8+ 59. Kg2 Rg8 60. Ra3 Kf5 61. Ra5+ Kg4 62. f3# 1-0

[Event "Bad Liebenzell-B"]
[Site "Bad Liebenzell"]
[Date "2010.03.11"]
[Round "7"]
[White "Plug, Arjan JH"]
[Black "Kaufmann, David"]
[Result "1-0"]
[ECO "B06"]
[WhiteElo "1968"]
[PlyCount "69"]
[EventDate "2010.03.05"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "CBM 135 Extra"]
[Source "ChessBase"]
[SourceDate "2010.05.04"]
[SourceVersion "1"]
[SourceVersionDate "2010.05.04"]
[SourceQuality "1"]

1. e4 g6 2. Nc3 Bg7 3. d4 d6 4. f4 Nc6 5. Nf3 e6 6. Be2 Nh6 7. 0-0 0-0 8. a3 f6 9. h3 Nf7 10. Be3 a6 11. Qd2 h5 12. Nh4 Nh8 13. f5 g5 14. Ng6 Nxg6 15. fxg6 h4 16. Bc4 Bh6 17. Qe2 Kg7 18. e5 dxe5 19. d5 exd5 20. Bxd5 Kxg6 21. Bc5 Ne7 22. Rad1 Qe8 23. Qd3+ f5 24. Qe2 Bg7 25. Bf3 Rh8 26. Qc4 Nc6 27. Bd5 Bd7 28. Ne4 b6 29. Bxb6 cxb6 30. Nd6 Qe7 31. Bxc6 Be6 32. Nxf5 Bxf5 33. Rxf5 Qc5+ 34. Qxc5 bxc5 35. Be4 1-0

[Event "Bad Liebenzell-B"]
[Site "Bad Liebenzell"]
[Date "2010.03.10"]
[Round "6"]
[White "Kaufmann, David"]
[Black "Ohnmacht, Rolf"]
[Result "1/2-1/2"]
[ECO "A45"]
[BlackElo "1937"]
[PlyCount "85"]
[EventDate "2010.03.05"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "CBM 135 Extra"]
[Source "ChessBase"]
[SourceDate "2010.05.04"]
[SourceVersion "1"]
[SourceVersionDate "2010.05.04"]
[SourceQuality "1"]

1. d4 Nf6 2. Nd2 d5 3. e3 c5 4. b3 cxd4 5. exd4 Nc6 6. Ngf3 Bf5 7. c3 e6 8. Bb2 Bd6 9. Be2 0-0 10. 0-0 h6 11. Re1 Rc8 12. Rc1 Bb8 13. g3 Re8 14. Nh4 Bh7 15. Ndf3 Qd6 16. Bd3 Ne4 17. Ne5 Nxe5 18. dxe5 Qb6 19. Bxe4 Bxe4 20. Qd4 Qa6 21. a4 Rc6 22. f3 Bh7 23. Ng2 Qb6 24. Qxb6 Rxb6 25. b4 Rc6 26. f4 Bd3 27. a5 Bb5 28. Ne3 a6 29. Kg2 Bd3 30. Red1 Be4+ 31. Kf2 Ba7 32. Ke2 Rec8 33. Ra1 Kf8 34. Rd2 Ke8 35. Nc2 Bxc2 36. Rxc2 d4 37. Rac1 dxc3 38. Rxc3 Rxc3 39. Rxc3 Rxc3 40. Bxc3 Kd7 41. Kd3 Kc6 42. Kc4 g6 43. Bd4 1/2-1/2

[Event "Oberliga NRW 8788 I"]
[Site "Germany"]
[Date "1988.??.??"]
[Round "8"]
[White "Kaufmann, David"]
[Black "Zitzewitz, Roland"]
[Result "0-1"]
[ECO "B17"]
[PlyCount "94"]
[EventDate "1987.10.??"]
[EventType "team"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 1997"]
[Source "ChessBase"]
[SourceDate "1996.11.15"]
[SourceVersion "1"]
[SourceVersionDate "1996.11.15"]
[SourceQuality "1"]
[WhiteTeam "Wuppertal II"]
[BlackTeam "Bielefeld II"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. e4 c6 2. d4 d5 3. Nc3 dxe4 4. Nxe4 Nd7 5. Nf3 Ngf6 6. Ng3 Nb6 7. Ne5 e6 8. c3 c5 9. Bb5+ Bd7 10. Nxd7 Nbxd7 11. Bg5 Qb6 12. Qa4 0-0-0 13. 0-0-0 Nb8 14. Ne4 Nxe4 15. Bxd8 Qxd8 16. dxc5 Qg5+ 17. Kb1 Qxc5 18. Bd7+ Kc7 19. Qxe4 Nxd7 20. Qf4+ Bd6 21. Qxf7 Rf8 22. Qxe6 Rxf2 23. Rd5 Qb6 24. b4 Qa6 25. Rd4 Rf1+ 26. Rxf1 Qxf1+ 27. Kb2 Qxg2+ 28. Kb3 Qxh2 29. Rc4+ Kd8 30. Re4 b5 31. Qe8+ Kc7 32. Rd4 Qe5 33. Qa8 Nb6 34. Qxa7+ Kc6 35. Qa6 g5 36. a4 bxa4+ 37. Kc2 Qe6 38. c4 Qf5+ 39. Kc3 Be5 40. c5 Bxd4+ 41. Kxd4 Qf4+ 42. Kc3 Qc4+ 43. Qxc4 Nxc4 44. Kxc4 g4 45. b5+ Kc7 46. Kb4 g3 47. Kxa4 g2 0-1

[Event "Oberliga NRW 8788 I"]
[Site "Germany"]
[Date "1987.??.??"]
[Round "8"]
[White "Zehfuss, Helmut"]
[Black "Kaufmann, David"]
[Result "1-0"]
[ECO "B89"]
[PlyCount "59"]
[EventDate "1987.10.??"]
[EventType "team"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 1997"]
[Source "ChessBase"]
[SourceDate "1996.11.15"]
[SourceVersion "1"]
[SourceVersionDate "1996.11.15"]
[SourceQuality "1"]
[WhiteTeam "Koenigsspringer Luedenscheid"]
[BlackTeam "Wuppertal II"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. e4 c5 2. Nf3 e6 3. Nc3 Nc6 4. Bc4 d6 5. d4 cxd4 6. Nxd4 a6 7. Bb3 Nf6 8. Be3 Be7 9. Qe2 Bd7 10. Rg1 0-0 11. g4 Qa5 12. 0-0-0 Rfc8 13. g5 Ne8 14. Rg3 b5 15. h4 b4 16. Nb1 Nxd4 17. Bxd4 Bb5 18. Qg4 Bc4 19. h5 Qc7 20. Rd2 d5 21. g6 hxg6 22. hxg6 Bf6 23. gxf7+ Qxf7 24. e5 Bd8 25. Rf3 Qe7 26. Qg6 Bxb3 27. axb3 Rc6 28. Be3 Rac8 29. Rh3 Qf7 30. Rh8+ 1-0

