[Event "Rubinstein mem"]
[Site "Polanica-Zdroj POL"]
[Date "1971.08.??"]
[EventDate "1971.08.00"]
[Round "11"]
[Result "1-0"]
[White "Nikola Spiridonov"]
[Black "Jacek B Bednarski"]
[ECO "A40"]
[WhiteElo "2450"]
[BlackElo "2400"]
[PlyCount "52"]

1. d4 e6 2. Nf3 f5 3. Bg5 Be7 4. Bxe7 Qxe7 5. Nbd2 Nf6 6. c3 b6 7. e3 Bb7 8.  Bd3 O-O 9. Qc2 c5 10. O-O Nc6 11. Rad1 Kh8 12. Rfe1 Rac8 13. Ne5 cxd4 14. Nxc6  Bxc6 15. exd4 Nd5 16. Bf1 Rf6 17. Nf3 Bb7 18. Qd2 Rh6 19. c4 Nf6 20. d5 Qf7 21.  dxe6 dxe6 22. Ng5 Qh5 23. h3 Rf8 24. Rxe6 Rg6 25. Qd6 Rxg5 26. Qxf8+ Ng8 1-0