[Event "Rovinj/Zagreb"]
[Site "Zagreb"]
[Date "1970.04.29"]
[Round "13"]
[White "Udovcic, Mijo"]
[Black "Bertok, Mario"]
[Result "1/2-1/2"]

1. d4 Nf6 2. c4 e6 3. Nc3 c5 4. d5 exd5 5. cxd5 d6 6. Nf3 g6 7. e4 Bg7 8. Be2 O-O 9. O-O Re8 10. Nd2 Na6 11. Re1 Nc7 12. a4 b6 13. Bf1 Ng4 14. Nf3 f5 15. Bg5 Qd7 16. Bd3 1/2-1/2