[Event "Alekhine memorial"]
[Round "2"]
[Site "Moscow"]
[Date "1971.11.25"]
[White "Karpov, Anatoly"]
[WhiteElo "2540"]
[Black "Olafsson, Fridrik"]
[BlackElo "2570"]
[Result "1/2-1/2"]
[ECO "B32"]
[Opening "Sicilian Defence"]
 1. e4   c5
 2. Nf3  Nc6
 3. d4   cxd4
 4. Nxd4 e6
 5. Nb5  d6
 6. c4   Nf6
 7. N1c3 a6
 8. Na3  Be7
 9. Be2  O-O
10. O-O  b6
11. Be3  Bb7
12. Rc1  Rb8
13. Qd2  Ne5
14. f3   d5
15. cxd5 exd5
16. Nxd5 Bxd5
17. exd5 Nxd5
18. Rfd1 Nxe3
19. Qxe3 Qe8
20. Qxe5 
1/2-1/2