Quinteros, Miguel Angel VS Petrosian, Tigran V 1973.??.??

[Event "IBM"]
[Site "Amsterdam"]
[Date "1973.??.??"]
[Round "2"]
[White "Quinteros, Miguel Angel"]
[Black "Petrosian, Tigran V"]
[Result "1/2-1/2"]

1. Nf3 g6 2. e4 Bg7 3. d4 d6 4. c3 Nf6 5. Qc2 O-O 6. Bg5 Nc6 7. Nbd2 h6 8. Bh4 a6 9. a4 Nh5 10. Bc4 g5 11. Bg3 e6 12. O-O Kh8 13. d5 exd5 14. Bxd5 Ne7 15. Bc4 Ng6 16. Nd4 1/2-1/2