[Event "Chigorin Memorial-06"]
[Site "Sochi"]
[Date "1966.??.??"]
[Round "3"]
[White "Sergievsky, Vladimir D"]
[Black "Kortschnoj, Viktor Lvovich"]
[Result "0-1"]

1. Nf3 g6 2. g3 Bg7 3. Bg2 e5 4. O-O d5 5. d3 Ne7 6. e4 O-O 7. exd5 Nxd5 8. Re1 Nc6 9.
Nbd2 Nde7 10. Nc4 f6 11. Bd2 a5 12. a4 Be6 13. Qc1 Qd7 14. b3 g5 15. Bc3 Ng6 16. Nfd2 b6
17. Qd1 Rae8 18. Qf3 Nce7 19. Qe2 Nc6 20. Rad1 g4 21. f3 Nd4 22. Bxd4 exd4 23. Qf2 f5 24.
f4 h5 25. Bh1 Bd5 26. Bxd5+ Qxd5 27. Re2 h4 28. Rde1 Rxe2 29. Qxe2 Kf7 30. Qg2 Qxg2+ 31.
Kxg2 h3+ 32. Kf2 Re8 33. Na3 Rxe1 34. Kxe1 Ne7 35. Nb5 Nd5 36. Kf2 Ke7 37. Nc4 Kd7 38. Kf1
Nb4 39. Nba3 Kc6 40. Ke2 Nd5 41. Kf2 Nc3 42. Ke1 Kc5 43. Nd2 Kb4 44. Nab1 Nd5 45. Nf1 Ne3
46. Nxe3 dxe3 47. Ke2 Bd4 0-1