[Event "Buenos Aires"]
[Site "Buenos Aires"]
[Date "1970.07.21"]
[Round "3"]
[White "Rossetto, Hector"]
[Black "Mecking, Henrique"]
[Result "1/2-1/2"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Bd3 Nc6 6. Nxc6 bxc6 7. O-O g6 8. c4 Bg7 9. Nc3 O-O 10. Qe2 Nd7 11. Be3 Ne5 12. Rac1 Qa5 13. Bd2 f5 14. b3 Nxd3 15. Qxd3 Qe5 16. exf5 Bxf5 17. Qe3 Qxe3 18. Bxe3 h6 19. Rfe1 g5 20. f3 Rfd8 21. Bf2 Kf8 22. g4 Bg6 23. h4 a6 24. hxg5 hxg5 25. Ne4 Bxe4 26. fxe4 Kf7 27. Be3 Kg6 28. Kg2 1/2-1/2