[Event "Regionalliga NordN 9091"]
[Site "Germany"]
[Date "1991.01.27"]
[Round "5.5"]
[White "Zerk, R."]
[Black "Kordts, Michael"]
[Result "0-1"]
[ECO "D85"]
[PlyCount "90"]
[EventDate "1990.10.07"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 1997"]
[Source "ChessBase"]
[SourceDate "1996.11.15"]
[SourceVersion "1"]
[SourceVersionDate "1996.11.15"]
[SourceQuality "1"]
[WhiteTeam "Bad Schwartau"]
[BlackTeam "Luebeck II"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. d4 Nf6 2. c4 g6 3. Nc3 d5 4. cxd5 Nxd5 5. e4 Nxc3 6. bxc3 Bg7 7. Nf3 c5 8. Rb1 Nc6 9. Be3 0-0 10. d5 Na5 11. Qd2 b6 12. Be2 e6 13. c4 exd5 14. exd5 Re8 15. 0-0 Bg4 16. Qc2 Qf6 17. h3 Bd7 18. Rbc1 h6 19. Rfe1 Bf5 20. Qd2 Kh7 21. Nh2 Qb2 22. Bxh6 Qxd2 23. Bxd2 Bb2 24. Rcd1 Bc2 25. Bxa5 Bxd1 26. Bxd1 bxa5 27. Rxe8 Rxe8 28. Kf1 Re4 29. Be2 f5 30. Nf3 Bf6 31. Bd3 Re8 32. g4 fxg4 33. hxg4 Rb8 34. g5 Bd8 35. Ne5 Bxg5 36. Nd7 Rc8 37. Ne5 Kg7 38. Nc6 Bf4 39. Nxa7 Rb8 40. Nc6 Rb2 41. Nxa5 Rxa2 42. Nb7 Kf6 43. Nxc5 g5 44. Ne4+ Ke5 45. Nc3 Ra3 0-1

[Event "Regionalliga NordN 9091"]
[Site "Germany"]
[Date "1990.11.11"]
[Round "2.7"]
[White "Kreuzholz, Michael"]
[Black "Zerk, R."]
[Result "1-0"]
[ECO "C28"]
[PlyCount "57"]
[EventDate "1990.10.07"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 1997"]
[Source "ChessBase"]
[SourceDate "1996.11.15"]
[SourceVersion "1"]
[SourceVersionDate "1996.11.15"]
[SourceQuality "1"]
[WhiteTeam "Leck MTV"]
[BlackTeam "Bad Schwartau"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. e4 e5 2. Bc4 Nf6 3. d3 Nc6 4. Nc3 Na5 5. Bb3 Nxb3 6. axb3 d5 7. exd5 Nxd5 8. Qe2 f6 9. Nf3 Nxc3 10. bxc3 Qd5 11. h3 Bd6 12. 0-0 0-0 13. Re1 c5 14. Ba3 b6 15. d4 exd4 16. cxd4 Bf5 17. Rad1 Rae8 18. dxc5 Qf7 19. cxd6 Rxe2 20. Rxe2 Re8 21. Re7 Qg6 22. Nh4 Qh5 23. Rxe8+ Qxe8 24. Nxf5 Qd7 25. c4 g6 26. Nd4 Qe8 27. Nf3 h5 28. d7 Qd8 29. Be7 1-0

[Event "Regionalliga NordN"]
[Site "Germany"]
[Date "1988.??.??"]
[Round "?"]
[White "Zerk, R."]
[Black "Petersen, Johannes"]
[Result "0-1"]
[ECO "E54"]
[PlyCount "88"]
[EventDate "1988.??.??"]
[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. c4 Nf6 3. Nc3 Bb4 4. e3 0-0 5. Bd3 c5 6. Nf3 d5 7. 0-0 cxd4 8. exd4 dxc4 9. Bxc4 Nbd7 10. Qb3 Be7 11. Bg5 Nb6 12. Be2 Nfd5 13. Be3 Bd7 14. Rac1 Rc8 15. a3 Bf6 16. Ne4 Bc6 17. Nc5 Qe7 18. Ne5 Nxe3 19. Qxe3 Rfd8 20. Rfd1 Bg5 21. f4 Nd5 22. Nxc6 Rxc6 23. Qe4 Bxf4 24. Rb1 Bh6 25. g3 g6 26. h4 Bg7 27. Bc4 Bxd4+ 28. Rxd4 Qxc5 29. Kh1 Rcd6 30. b4 Qb6 31. Bxd5 Rxd5 32. Rxd5 Rxd5 33. Rc1 Kg7 34. Qf3 Qd6 35. Qc3+ e5 36. Qf3 h5 37. Rf1 Qe6 38. g4 hxg4 39. Qe3 e4 40. Qc3+ Qe5 41. Qe1 e3 42. Qe2 Rd2 43. Rxf7+ Kxf7 44. Qc4+ Qd5+ 0-1

