[Event "Chigorin Memorial-14"]
[Site "Sochi"]
[Date "1980.09.05"]
[Round "2"]
[White "Knaak, Rainer"]
[Black "Spassov, Liuben"]
[Result "1-0"]
[WhiteElo "2535"]

1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 O-O 5. Bd3 c5 6. Nf3 d5 7. O-O cxd4 8. exd4 dxc4 9. Bxc4 b6 10. Bg5 Bb7 11. Re1 Nbd7 12. Rc1 Rc8 13. Qb3 Ba5 14. Ne5 Qc7 15. Bxe6 fxe6 16. Qxe6+ Kh8 17. Nf7+ Rxf7 18. Qxf7 Rf8 19. Qe7 Qb8 20. Bh4 Bxc3 21. bxc3 Bd5 22. c4 Bg8 23. Bg3 Qc8 24. Qb4 Qa6 25. c5 bxc5 26. dxc5 Rc8 27. Qd4 Bd5 28. Bd6 Bc6 29. f3 Qxa2 30. Ra1 Qd5 31. Qxd5 Nxd5 32. Rxa7 Kg8 33. Rd1 N5f6 34. Kf2 h6 35. h4 h5 36. Kg3 Kf7 37. Re1 Nd5 38. Re5 Nf6 39. Re7+ Kg6 40. Kf2 Ra8 41. Rc7 Ra2+ 42. Kg3 Bb5 43. c6 Ra6 44. Rcxd7 Nxd7 45. cxd7 Rxd6 46. Re6+ Rxe6 47. d8=Q Rf6 48. Qb8 Bd7 49. Qe5 Bf5 50. Qe8+ Kh6 51. Kf2 Be6 52. Qh8+ Kg6 53. Ke3 Bd7 54. Qd8 Be6 55. Qe8+ Bf7 56. Qe4+ Kh6 57. Kd4 Be6 58. Qe5 Rg6 59. g3 Bh3 60. Kc5 Bd7 61. Qe3+ Kh7 62. Qd3 Bc6 63. Qxg6+ Kxg6 64. Kxc6 1-0