[Event "Milan IT"]
[Round "4"]
[Site "Milan"]
[Date "1975.08.23"]
[White "Portisch, Lajos"]
[WhiteElo "2635"]
[Black "Tal, Mihail"]
[BlackElo "2645"]
[Result "1/2-1/2"]
[ECO "A05"]
[Opening "Reti Opening, 2...Nf6"]
 1. Nf3  Nf6
 2. c4   c5
 3. Nc3  d5
 4. cxd5 Nxd5
 5. d4   Nxc3
 6. bxc3 g6
 7. e3   Bg7
 8. Bd3  O-O
 9. O-O  Qc7
10. Ba3  Nd7
11. Qe2  b6
12. e4   Bb7
13. Rfd1 Rfd8
14. Rab1 Rac8
15. Qe3  Nf6
16. Bb2  e6
17. h3   Qc6
18. Nd2  Qa4
19. a3   Ba6
20. Bxa6 Qxa6
21. Nf3  cxd4
22. cxd4 Rc2
23. Rd2  Qa4
24. Re1  Rxd2
25. Qxd2 Rc8
26. Qf4  Qb3
27. Bc1  Qd3
28. e5   Nd5
29. Qh4  h5
30. Be3  Bf8
31. a4   Be7
32. Bg5  Bb4
33. Ra1  Rc4
34. Bh6  Be7
35. Bg5  Bb4
36. Bh6  Be7
37. Bg5  Bf8
38. Bd2  Ne7
39. Qf6  Qf5
40. Qxf5 Nxf5
41. Rc1  Rxa4
42. Rc8  Kg7
43. Bg5  
1/2-1/2