[Event "October Revolution 50"]
[Round "17"]
[Site "Moscow"]
[Date "1967.06.14"]
[White "Petrosian, Tigran V"]
[Black "Gipslis, Aivars"]
[Result "1/2-1/2"]
[ECO "E11"]
[Opening "Bogo-Indian Defence"]
 1. d4   Nf6
 2. c4   e6
 3. Nf3  Bb4+
 4. Nbd2 d5
 5. Qa4+ Nc6
 6. a3   Be7
 7. e3   Bd7
 8. Qc2  O-O
 9. b3   a5
10. Bb2  Na7
11. Bd3  h6
12. O-O  Rc8
13. Ne5  c5
14. dxc5 Bxc5
15. Ndf3 dxc4
16. bxc4 Be8
17. Rfd1 Qc7
18. Bc3  Be7
19. Qd2  Ba4
20. Rdb1 b6
21. Bd4  Bc5
1/2-1/2