[Event "NED-ch30"]
[Site "Leeuwarden"]
[Date "1975.04.11"]
[Round "5"]
[White "Timman, Jan H"]
[Black "Borm, Frans"]
[Result "1-0"]

1. Nf3 c5 2. g3 g6 3. Bg2 Bg7 4. O-O Nc6 5. c3 d5 6. d4 cxd4 7. cxd4 Nf6 8. Ne5 Nxe5 9. dxe5 Ne4 10. f3 Qb6+ 11. e3 Nc5 12. Nc3 e6 13. f4 O-O 14. Rb1 Bd7 15. b4 Na6 16. b5 Nc5 17. Qd4 f6 18. Ba3 Rac8 19. Rfc1 fxe5 20. fxe5 Rf5 21. Nxd5 exd5 22. Bxc5 Qd8 23. Qxd5+ Kh8 24. Bd4 1-0