[Event "Chigorin Memorial-05"]
[Site "Sochi"]
[Date "1965.??.??"]
[Round "6"]
[White "Krogius, Nikolai V"]
[Black "Spassky, Boris Vasilievich"]
[Result "1/2-1/2"]

1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. g3 Bb7 5. Bg2 Be7 6. O-O O-O 7. Nc3 Ne4 8. Nxe4 Bxe4 9. Ne1 Bxg2 10. Nxg2 d5 11. Qa4 dxc4 12. Qxc4 c5 13. Be3 cxd4 14. Bxd4 Nd7 15. Rfd1 Rc8 16. Qa4 Rc7 17. Be5 Rb7 18. Rac1 b5 19. Qe4 Qa8 20. Bd4 Nf6 21. Qc6 Rd7 22. Qxb5 Rfd8 23. e3 Ne4 24. h4 Bf6 25. Qa4 Bxd4 26. exd4 e5 27. d5 Rxd5 28. Rxd5 Qxd5 29. Ne3 1/2-1/2