[Event "Chigorin Memorial-05"]
[Site "Sochi"]
[Date "1965.??.??"]
[Round "7"]
[White "Lein, Anatoly"]
[Black "Krogius, Nikolai V"]
[Result "1/2-1/2"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Be7 6. Re1 b5 7. Bb3 O-O 8. c3 d6 9. h3 Nb8 10. d4 Nbd7 11. Nbd2 Bb7 12. Bc2 Re8 13. Nf1 Bf8 14. Ng3 g6 15. Bg5 h6 16. Bd2 c5 17. dxe5 Nxe5 18. Nxe5 dxe5 19. Qe2 Nh7 20. Rad1 Qh4 21. Qg4 Qxg4 22. hxg4 Rad8 23. Be3 Kg7 24. a4 Bc6 25. axb5 axb5 26. Kf1 Be7 27. Ke2 Ng5 28. f3 Ne6 29. Rxd8 Rxd8 30. Ra1 Ra8 31. Rxa8 Bxa8 32. Nf1 Bc6 33. Nd2 Bg5 34. Bxg5 hxg5 35. Ke3 Kf8 36. Bb3 c4 37. Bc2 Nc5 38. b3 cxb3 39. Nxb3 Nxb3 40. Bxb3 Ke7 1/2-1/2