[Event "Vidmar Memorial-02"]
[Site "Ljubljana/Portoroz"]
[Date "1973.04.07"]
[Round "4"]
[White "Matanovic, Aleksandar"]
[Black "Ivkov, Borislav"]
[Result "1/2-1/2"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Bxc6 dxc6 5. O-O f6 6. d4 Bg4 7. dxe5 Qxd1 8. Rxd1 fxe5 9. Rd3 Bxf3 10. Rxf3 Nf6 11. Nc3 h6 12. Rd3 Bc5 13. Be3 Bxe3 14. Rxe3 Rd8 15. Kf1 1/2-1/2