[Event "Hoogovens"]
[Site "Wijk aan Zee"]
[Date "1973.01.14"]
[Round "1"]
[White "Zuidema, Coen"]
[Black "Donner, Jan Hein"]
[Result "1/2-1/2"]
1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. f4 e5 7. Nf3 Nbd7 8. Bc4 b5 9. Bb3 Be7 10. Qe2 O-O 11. O-O Bb7 12. Kh1 Nc5 13. fxe5 Nfxe4 14. Nxe4 Bxe4 15. exd6 Qxd6 16. Bg5 Rae8 17. Rad1 Qg6 18. Bxe7 Rxe7 19. Bd5 Rfe8 20. Qf2 Bxd5 21. Rxd5 Ne4 22. Qd4 Nf6 23. Rg5 1/2-1/2