[Event "YUG-URS"]
[Site "Belgrade YUG"]
[Date "1956.06.21"]
[EventDate "?"]
[Round "4"]
[Result "1/2-1/2"]
[White "Petar Trifunovic"]
[Black "Yuri L Averbakh"]
[ECO "B76"]
[WhiteElo "?"]
[BlackElo "?"]
[PlyCount "46"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. Be3 Bg7 7. f3 O-O 8. Qd2  Nc6 9. O-O-O d5 10. exd5 Nxd5 11. Nxc6 bxc6 12. Bd4 e5 13. Bc5 Be6 14. Bc4 Nxc3  15. Qxc3 Qg5+ 16. Be3 Qxg2 17. Bxe6 fxe6 18. Qxc6 Rac8 19. Qe4 Rxf3 20. Rhf1  Rf2 21. Qxg2 Rcxc2+ 22. Kb1 Rxb2+ 23. Kc1 1/2-1/2