[Event "KNSB-beker"]   [Date "2017.02.18"]  [Round "?"]  [White "Patrick Wiebe"]  [Black "Wim van der Wijk"]  [Result "0-1"]  [ECO "A14"]  [Annotator "Wim,van der Wijk"]  [PlyCount "78"]  [EventDate "2017.??.??"]  [SourceDate "2017.02.18"]   1. c4 e6 2. g3 d5 3. Bg2 Nf6 4. Nf3 c6 5. b3 Nbd7 6.  O-O $2 Be7 7. Bb2 O-O $2 8. e3 dxc4 9. bxc4 Qb6 10. Qc2 Qa6 11. Rd1 b5 12. d4  bxc4 13. Nbd2 Rb8 14. Nxc4 Bb7 15. Nfe5 Ba8 16. e4 Rfd8 17. Nxd7 Nxd7 18. Bc1  c5 19. dxc5 Nxc5 20. Bf4 Rbc8 21. Rxd8+ Rxd8 22. Rb1 Bc6 23. Bc7 Ba4 24. Qc3  Rc8 25. Rb8 Rxb8 26. Bxb8 Qb7 27. Bf4 Qb1+ 28. Qc1 Qxa2 29. Be3 Bc2 30. Na3 Nd3  $2 {Verspeelt de winst die voor het oprapen lag: paardvangst door vier witte  velden te controleren in combinatie met matdreiging.} (30... Bd3 $1 31. h3 (31.  Bxc5 Bxc5 32. Qxc5 Qa1+) 31... Na4 $19) 31. Qxc2 Qxa3 32. Qc8+ Bf8 33. Bf1 Ne5  34. Kg2 Ng4 35. Bd4 Qb4 36. Bc4 Qe7 37. h3 Nf6 38. e5 Nd7 39. Qc7 Nc5 {Vlag.}  0-1