[Event "NED Open-ch15"]
[Site "Dieren"]
[Date "1984.07.30"]
[Round "1"]
[White "Otten, B."]
[Black "Timmerman, Gert Jan"]
[Result "0-1"]
[ECO "A90"]
[BlackElo "2275"]
[PlyCount "48"]
[EventDate "1984.07.30"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2002"]
[Source "ChessBase"]
[SourceDate "2001.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2001.11.25"]
[SourceQuality "1"]

1. c4 f5 2. d4 Nf6 3. Nf3 e6 4. g3 d5 5. Bg2 c6 6. 0-0 Bd6 7. b3 Qe7 8. Ne5 Nbd7 9. f4 Ne4 10. Nxd7 Bxd7 11. c5 Bc7 12. a3 h5 13. Bxe4 dxe4 14. h4 Rh6 15. e3 0-0-0 16. Qc2 Rg6 17. Kf2 Rg4 18. Rg1 g5 19. hxg5 Rh8 20. Kf1 h4 21. gxh4 Rxg1+ 22. Kxg1 Rxh4 23. Nd2 Qh7 24. Nf1 Rh1+ 0-1

[Event "NED Open-ch10 Reinbouw"]
[Site "Dieren"]
[Date "1979.07.31"]
[Round "1"]
[White "Langeweg, Kick"]
[Black "Otten, B."]
[Result "1-0"]
[ECO "B07"]
[WhiteElo "2440"]
[PlyCount "81"]
[EventDate "1979.07.31"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2002"]
[Source "ChessBase"]
[SourceDate "2001.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2001.11.25"]
[SourceQuality "1"]

1. Nf3 g6 2. e4 Bg7 3. d4 d6 4. c3 Nf6 5. Bd3 0-0 6. 0-0 Nc6 7. Nbd2 Nd7 8. Nc4 b5 9. Ne3 Rb8 10. b4 e5 11. d5 Ne7 12. Qe2 Nf6 13. a4 a6 14. Nd2 Nh5 15. g3 Bh3 16. axb5 Bxf1 17. Ndxf1 axb5 18. Bxb5 f5 19. exf5 gxf5 20. Bd3 Qe8 21. Ra7 e4 22. Bc2 f4 23. Nd1 Nxd5 24. Qc4 c6 25. Bxe4 Nhf6 26. Bc2 fxg3 27. hxg3 Kh8 28. Nde3 Nxe3 29. Bxe3 d5 30. Qf4 Ne4 31. Qh4 Rf7 32. Ra3 Qe7 33. Qh5 Rbf8 34. Bc5 Qf6 35. Nd2 Re8 36. Ra7 Rff8 37. Nxe4 dxe4 38. Rxg7 Qxg7 39. Bd4 Re7 40. Bxg7+ Rxg7 41. Bxe4 1-0

