[Event "IBM"]
[Site "Amsterdam"]
[Date "1965.??.??"]
[Round "9"]
[White "Donner, Jan Hein"]
[Black "Parma, Bruno"]
[Result "1/2-1/2"]

1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 c5 5. Bd3 O-O 6. Nf3 d5 7. O-O Nc6 8. a3 Bxc3 9. bxc3 Qc7 10. cxd5 exd5 11. Nh4 Ne7 12. a4 Ng6 13. Nf5 c4 14. Bc2 Ne4 15. Ng3 Nxg3 16. hxg3 1/2-1/2