[Event "Milan IT 1st place"]
[Round "3"]
[Site "Milan"]
[Date "1975.09.11"]
[White "Portisch, Lajos"]
[WhiteElo "2635"]
[Black "Karpov, Anatoly"]
[BlackElo "2705"]
[Result "1/2-1/2"]
[ECO "A17"]
[Opening "English Opening, Hedgehog Defence"]
 1. c4   Nf6
 2. Nc3  e6
 3. Nf3  b6
 4. g3   Bb7
 5. Bg2  Be7
 6. O-O  O-O
 7. Re1  d5
 8. cxd5 Nxd5
 9. Nxd5 exd5
10. d4   Nd7
11. Bf4  c5
12. dxc5 bxc5
13. Nd2  a5
14. Rc1  Ra7
15. Nb1  Nb6
16. b3   d4
17. Bxb7 Rxb7
18. e4   a4
19. Qd3  axb3
20. axb3 Nd7
21. h4   h6
22. e5   Rb6
23. Na3  Re6
24. Nc4  Qb8
25. h5   Re8
26. Rb1  Nb6
27. Bd2  Nxc4
28. bxc4 Qa8
29. Ra1  Qb7
30. Rab1 Qa8
1/2-1/2