[Event "Rubinstein Memorial-04"]
[Site "Polanica Zdroj"]
[Date "1966.08.11"]
[Round "4"]
[White "Bednarski, Jacek B"]
[Black "Liebert, Heinz"]
[Result "1/2-1/2"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 g6 5. Be3 Nf6 6. Nc3 Bg7 7. Bc4 Qa5 8. O-O O-O 9. Nb3 Qc7 10. f4 d6 11. Be2 Bd7 12. h3 Na5 13. e5 Ne8 14. Nd5 Qd8 15. Nxa5 Qxa5 16. Nxe7+ Kh8 17. exd6 Rd8 18. c4 Nxd6 19. Bd4 Nf5 20. Bxg7+ Kxg7 21. Nxf5+ Bxf5 22. Qb3 1/2-1/2