[Event "Chigorin Memorial-07"]
[Site "Sochi"]
[Date "1967.??.??"]
[Round "2"]
[White "Lein, Anatoly"]
[Black "Lengyel, Levente"]
[Result "1/2-1/2"]

1. c4 Nf6 2. Nc3 e6 3. Nf3 Bb4 4. Qc2 O-O 5. a3 Bxc3 6. Qxc3 d6 7. g3 e5 8. Bg2 Re8 9. O-O a5 10. d3 Nc6 11. h3 a4 12. e4 Nd7 13. Bg5 f6 14. Be3 Nc5 15. Nd2 f5 16. f4 fxe4 17. dxe4 exf4 18. gxf4 Nd7 19. Rae1 Qf6 20. e5 dxe5 21. fxe5 Qg6 22. Kh2 Nf8 23. Bd5+ Be6 24. Nf3 h6 25. Bf4 Qh5 26. Ng1 Ne7 27. Bg2 Nfg6 28. Bf3 Qh4 29. Bg3 Qxc4 30. Bg4 Nc6 31. Bxe6+ Qxe6 32. Nf3 Rf8 33. Qe3 Rf5 34. Nd4 Nxd4 35. Qxd4 Raf8 36. Rxf5 Rxf5 37. Qg4 h5 38. Qxa4 h4 39. Bxh4 Rf4 40. Qa8+ Rf8 41. Qa4 Rf4 42. Qa8+ Kh7 43. Bg3 Qb6 44. Re2 Rf1 45. Rg2 Qd4 46. Qe8 Qd1 47. Be1 Nf4 48. Rxg7+ Kxg7 49. Qe7+ Kh6 1/2-1/2