[Event "Chigorin Memorial-14"]
[Site "Sochi"]
[Date "1980.09.08"]
[Round "5"]
[White "Arnason, Jon Loftur"]
[Black "Knaak, Rainer"]
[Result "1/2-1/2"]
[WhiteElo "2435"]
[BlackElo "2535"]

1. e4 e6 2. d4 d5 3. Nd2 Be7 4. Ngf3 Nf6 5. Bd3 c5 6. e5 Nfd7 7. c3 Nc6 8. O-O Qb6 9. Re1 a5 10. a3 cxd4 11. cxd4 a4 12. Bc2 Nxd4 13. Bxa4 O-O 14. b4 Qa7 15. Nxd4 Qxd4 16. Rb1 Nxe5 17. Bb2 Qa7 18. Bc2 Ng6 19. Qh5 f5 20. Re3 Nf4 21. Qf3 Bd6 22. Nb3 Bd7 23. h4 Rac8 24. Qd1 b6 25. g3 Nh3+ 26. Kg2 f4 27. Re5 Qc7 28. Rc1 Bxe5 29. Qh5 f3+ 30. Kxh3 Qxc2 31. Rxc2 Bxb2 32. Rxb2 Rf5 33. Qg4 Rc4 34. Nd4 h5 35. Qxf5 exf5 36. Nxf3 f4+ 37. Kh2 Rc3 38. Ne5 Bf5 39. f3 d4 40. gxf4 d3 41. Kg3 b5 42. Rd2 Kf8 43. Kf2 Ke7 44. Ke3 Ke6 45. Kd4 Rxa3 46. Kc5 Rc3+ 47. Kd4 Rc2 48. Rd1 Rc8 49. Ra1 Rd8+ 50. Ke3 d2 51. Rd1 g5 52. hxg5 h4 53. Ng4 Bxg4 54. fxg4 h3 55. Kf2 Rd3 56. Ke2 Rd4 57. Ke3 Rd8 58. Kf2 Kf7 59. Kg3 Rd3+ 60. Kf2 Kg6 61. Ke2 Rd8 62. Kf2 Rh8 63. Kg1 Rh4 64. Kh2 Rxg4 65. Rxd2 Rxf4 66. Rd5 Rxb4 67. Kxh3 Kh5 68. Kg3 Rb1 69. Kf3 1/2-1/2