[Event "Vidmar Memorial-02"]
[Site "Ljubljana/Portoroz"]
[Date "1973.04.23"]
[Round "16"]
[White "Parma, Bruno"]
[Black "Ivkov, Borislav"]
[Result "1/2-1/2"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 d6 5. O-O Bd7 6. d4 Nf6 7. c3 Be7 8. Nbd2 O-O 9. Re1 Re8 10. Nf1 Bf8 11. Ng3 g6 12. h3 Bg7 13. dxe5 Nxe5 14. Nxe5 Bxa4 15. Qxa4 Rxe5 16. Bf4 Re8 17. Qb3 Nd7 18. Be3 b6 19. Bd4 Nc5 20. Qd1 Qh4 21. Bxg7 Kxg7 1/2-1/2