[Event "Dortmund 100 Years Schachbund NRW"]
[Site "Dortmund"]
[Date "1961.07.??"]
[Round "?"]
[White "Trifunovic, Petar"]
[Black "Bilek, Istvan"]
[Result "1/2-1/2"]

1. Nf3 Nf6 2. g3 g6 3. b3 Bg7 4. Bb2 c5 5. c4 O-O 6. Bg2 d6 7. O-O Nc6 8. Nc3 Ne4 9. Qc1 Nxc3 10. Bxc3 e5 11. d3 Re8 12. Qd2 h6 13. e3 Be6 14. d4 e4 15. Ne1 cxd4 16. exd4 d5 17. c5 b6 18. b4 bxc5 19. bxc5 1/2-1/2