[Event "Alekhine memorial"]
[Round "?"]
[Site "Moscow"]
[Date "1956"]
[White "Unzicker, Wolfgang"]
[Black "Botvinnik, Mikhail"]
[Result "1/2-1/2"]
[ECO "B07"]
[Opening "Pirc Defence"]
 1. e4   d6
 2. d4   Nf6
 3. Nc3  g6
 4. Bg5  h6
 5. Bh4  Bg7
 6. Be2  c5
 7. e5   Nh5
 8. dxc5 Nf4
 9. Bg3  dxe5
10. Qxd8+ Kxd8
11. O-O-O+ Bd7
12. Bf3  Nc6
13. Bxf4 exf4
14. Nge2 h5
15. Rd2  Kc8
16. Rhd1 Rd8
17. Nd5  e6
18. Ne7+ Kc7
19. Nxc6 Bxc6
20. Nd4  
1/2-1/2