Ree, Hans VS Bilek, Istvan 1968.??.??

[Event "IBM"]
[Site "Amsterdam"]
[Date "1968.??.??"]
[Round "6"]
[White "Ree, Hans"]
[Black "Bilek, Istvan"]
[Result "1/2-1/2"]

1. e4 c5 2. Nf3 Nc6 3. Bb5 e6 4. O-O Nge7 5. c3 a6 6. Ba4 b5 7. Bc2 Bb7 8. Re1 d5 9. d4 cxd4 10. exd5 Nxd5 11. cxd4 Be7 12. Nc3 Ncb4 13. Bb1 Nxc3 14. bxc3 Nd5 15. Qd3 Rc8 16. Bd2 Qc7 17. Ne5 Nxc3 18. Qg3 O-O 19. Bd3 f5 20. Rac1 b4 21. Bc4 Bd5 22. Bxc3 bxc3 23. Rxc3 Qa5 24. Bxd5 1/2-1/2