[Event "Piatigorsky Cup 2nd"]
[Round "3"]
[Site "Santa Monica"]
[Date "1966"]
[White "Portisch, Lajos"]
[Black "Petrosian, Tigran V"]
[Result "1-0"]
[ECO "A10"]
[Opening "English Opening: 1. c4"]
 1. c4   g6
 2. d4   Bg7
 3. Nf3  d6
 4. Nc3  Nf6
 5. g3   O-O
 6. Bg2  Nc6
 7. O-O  a6
 8. d5   Na5
 9. Nd2  c5
10. Qc2  Rb8
11. b3   b5
12. Bb2  bxc4
13. bxc4 Bh6
14. f4   e5
15. Rae1 exf4
16. gxf4 Nh5
17. e3   Re8
18. Nce4 Bf5
19. Bc3  Nb7
20. Qa4  a5
21. Rb1  Qe7
22. Rfe1 Bd7
23. Qc2  Bf5
24. Qa4  Kf8
25. Rb6  Rbd8
26. Qb3  Bc8
27. Nf1  Rd7
28. Nfg3 Nxg3
29. hxg3 Bg7
30. Qb2  f5
31. Bxg7+ Qxg7
32. Nf6  
1-0