[Event "Interzonal-03"]
[Site "Gothenburg"]
[Date "1955.09.09"]
[Round "15"]
[White "Unzicker, Wolfgang"]
[Black "Sliwa, Bogdan Stanislaw"]
[Result "1-0"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 d6 5. c3 Bd7 6. d4 Nf6 7. O-O Be7 8. Nbd2 O-O 9. Re1 exd4 10. cxd4 Nb4 11. Bxd7 Qxd7 12. Nf1 d5 13. Ne5 Qe8 14. a3 Nc6 15. Nxc6 Qxc6 16. e5 Ne8 17. Ne3 f5 18. Qf3 Bd8 19. Bd2 Rf7 20. Rac1 Qe6 21. Nxd5 g5 22. Nc3 c6 23. d5 cxd5 24. Ne2 Nc7 25. Nd4 Qg6 26. e6 Re7 27. Bb4 g4 28. Qd3 Nb5 29. Nxb5 1-0