[Event "Chigorin Memorial-06"]
[Site "Sochi"]
[Date "1966.??.??"]
[Round "6"]
[White "Kortschnoj, Viktor Lvovich"]
[Black "Lein, Anatoly"]
[Result "1/2-1/2"]

1. c4 e5 2. Nc3 Nf6 3. g3 Bb4 4. Qb3 Nc6 5. Nd5 Bd6 6. e3 Nxd5 7. cxd5 Ne7 8. Ne2 c6 9. Nc3 Nxd5 10. Nxd5 cxd5 11. Qxd5 Qe7 12. Bg2 Rb8 13. O-O b6 14. Qb5 O-O 15. d4 e4 16. Bd2 Bb7 17. Rfc1 Bc6 18. Qa6 Ra8 19. a3 h5 20. Qc4 Qe6 21. Qxe6 fxe6 22. Bb4 Bxb4 23. axb4 a5 24. b5 Bd5 25. Rc7 Rfd8 26. Bf1 Kf7 27. Rac1 Ke7 28. Be2 g6 29. Bc4 Rdb8 30. Be2 Kd6 31. h4 Rf8 32. R7c3 a4 33. Kg2 Bb3 34. g4 hxg4 35. Bxg4 Rh8 36. Kg3 Bd5 37. Be2 Rhf8 38. Bd1 Bb3 39. Bxb3 axb3 40. Rxb3 Rf3+ 41. Kg2 Raf8 42. Rc2 R3f5 1/2-1/2