[Event "IBM"]
[Site "Amsterdam"]
[Date "1974.07.23"]
[Round "7"]
[White "Jansa, Vlastimil"]
[Black "Ivkov, Borislav"]
[Result "1/2-1/2"]

1. e4 c5 2. Nf3 d6 3. Nc3 Bg4 4. h3 Bxf3 5. Qxf3 Nc6 6. Bb5 Rc8 7. O-O g6 8. d3 Bg7 9. Bg5 Nf6 10. Nd5 O-O 11. Bxf6 Bxf6 12. Nxf6+ exf6 13. c3 Kg7 14. Rad1 Qb6 15. Bxc6 bxc6 16. Rd2 Rfe8 17. d4 1/2-1/2