[Event "IBM"]
[Site "Amsterdam"]
[Date "1963.??.??"]
[Round "7"]
[White "Parma, Bruno"]
[Black "Donner, Jan Hein"]
[Result "1/2-1/2"]

1. e4 e5 2. Nf3 Nc6 3. Nc3 Nf6 4. d4 exd4 5. Nxd4 Bb4 6. Nxc6 bxc6 7. Bd3 O-O 8. O-O d6 9. Bg5 Qe7 10. f4 d5 11. exd5 Bxc3 12. bxc3 Qc5+ 13. Kh1 Nxd5 14. f5 Qxc3 15. Qe1 1/2-1/2