[Event "Alekhine memorial"]
[Round "15"]
[Site "Moscow"]
[Date "1971.12.15"]
[White "Balashov, Yuri S"]
[WhiteElo "2570"]
[Black "Olafsson, Fridrik"]
[BlackElo "2570"]
[Result "1-0"]
[ECO "E42"]
[Opening "Nimzo-Indian, 4.e3 c5, 5.Ne2 (Rubinstein)"]
 1. d4   Nf6
 2. c4   e6
 3. Nc3  Bb4
 4. e3   c5
 5. Nge2 d6
 6. a3   Ba5
 7. g3   d5
 8. dxc5 dxc4
 9. Qxd8+ Kxd8
10. Bd2  e5
11. Rd1  Na6
12. Na4  Bxd2+
13. Rxd2+ Ke7
14. Nec3 Be6
15. Bg2  Rab8
16. Nb5  Bd7
17. c6   bxc6
18. Nd6  Be6
19. O-O  Rhd8
20. Rfd1 g6
21. Ne4  Rxd2
22. Rxd2 Nxe4
23. Bxe4 Rc8
24. Bf3  Rc7
25. Rc2  Kd6
26. Rd2+ Ke7
27. Be2  c5
28. Rc2  Nb8
29. Bxc4 Nd7
30. Bxe6 Kxe6
31. Kf1  Kd5
32. Ke2  f5
33. e4+  Kd6
34. Nc3  Rb7
35. f3   Nb6
36. exf5 gxf5
37. g4   fxg4
38. fxg4 c4
39. Rd2+ Kc6
40. Ke3  Rg7
41. h3   h5
42. Rg2  hxg4
43. hxg4 Nd5+
44. Nxd5 Kxd5
45. g5   Rb7
46. Kf3  e4+
47. Kf4  Rf7+
48. Ke3  Rf3+
49. Kd2  Rb3
50. Kc2  e3
51. g6   Rb8
52. g7   Rg8
53. Kd1  Ke4
54. Ke2  Kf4
55. Rg1  Ke4
56. Rg3  Kf4
57. Rf3+ Kg5
58. Kxe3 
1-0