[Event "IBM"]
[Site "Amsterdam"]
[Date "1962.08.30"]
[Round "11"]
[White "Heidenfeld, Wolfgang"]
[Black "Kieninger, Georg"]
[Result "1/2-1/2"]

1. e4 c5 2. c3 Nf6 3. e5 Nd5 4. Nf3 d6 5. exd6 Qxd6 6. d4 cxd4 7. Nxd4 a6 8. Be2 e5 9. Nc2 Nc6 10. Bf3 Be6 11. Ne3 Nxe3 12. Bxe3 Qxd1+ 13. Bxd1 O-O-O 14. Nd2 Kc7 15. Bb3 Bxb3 16. Nxb3 f5 17. f3 1/2-1/2