[Event "Rubinstein Memorial-13"]
[Site "Polanica Zdroj"]
[Date "1975.08.19"]
[Round "11"]
[White "Bielczyk, Jacek"]
[Black "Popov, Luben"]
[Result "1/2-1/2"]

1. e4 c5 2. Nf3 e6 3. c3 d5 4. exd5 Qxd5 5. d4 Nc6 6. Na3 Qd8 7. Nc2 Nf6 8. Be2 a6 9. O-O cxd4 10. Ncxd4 Nxd4 11. Nxd4 e5 12. Re1 Be7 13. Nf3 1/2-1/2