Petrosian, Tigran V VS Tal, Mihail 1976.10.21

[Event "Interzonal-10a playoff place 2+3"]
[Site "Varese"]
[Date "1976.10.21"]
[Round "10"]
[White "Petrosian, Tigran V"]
[Black "Tal, Mihail"]
[Result "1/2-1/2"]
[WhiteElo "2635"]
[BlackElo "2615"]

1. c4 e5 2. Nc3 d6 3. g3 g6 4. Bg2 Bg7 5. d3 Nc6 6. e4 Nge7 7. Nge2 O-O 8. O-O Be6 9. Nd5 Qd7 10. Be3 f5 11. Qd2 Rae8 12. Rae1 Nc8 13. b3 Nd8 14. exf5 Bxf5 15. Ndc3 c6 16. d4 e4 17. Nf4 1/2-1/2