[Event "Chigorin Memorial-04"]
[Site "Sochi"]
[Date "1964.??.??"]
[Round "3"]
[White "Doroshkievich, Vladimir K"]
[Black "Krogius, Nikolai V"]
[Result "0-1"]

1. Nf3 d5 2. g3 g6 3. Bg2 Bg7 4. d4 Nf6 5. O-O O-O 6. Bf4 c5 7. dxc5 Na6 8. c6 bxc6 9. Be5 Nc5 10. c4 Ncd7 11. Bc3 Ba6 12. Na3 Rc8 13. Rc1 Re8 14. Qa4 Qb6 15. b4 dxc4 16. Bd4 Qb7 17. Ne5 Nxe5 18. Bxe5 Bh6 19. e3 Nd7 20. Ba1 Bb5 21. Nxb5 Qxb5 22. Qxa7 Nb6 23. Rfd1 Bg7 24. Bxg7 Kxg7 25. a4 Nxa4 26. Bf1 Nb6 27. Bxc4 Nxc4 28. Qd4+ Ne5 29. Rc5 f6 30. Qe4 Qe2 31. Rf1 Nf3+ 32. Kg2 Qxf1+ 0-1