[Event "Olympiad-19 Preliminaries A"]
[Site "Siegen"]
[Date "1970.09.11"]
[Round "7"]
[White "Petrosian, Tigran V"]
[Black "Rodriguez Vargas, Orestes"]
[Result "1-0"]
1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. Nc3 c6 5. e3 Nbd7 6. Qc2 Bd6 7. b3 e5 8. cxd5 exd4 9. Nxd4
O-O 10. dxc6 Ne5 11. Be2 bxc6 12. Bb2 Qa5 13. h3 Ng6 14. O-O-O Bb7 15. Ne6 fxe6 16. Rxd6
e5 17. Rhd1 Nd5 18. Bc4 Kh8 19. Rxg6 hxg6 20. Qxg6 1-0