[Event "Interzonal-10b"]
[Site "Manila"]
[Date "1976.06.13"]
[Round "1"]
[White "Mariotti, Sergio"]
[Black "Mecking, Henrique"]
[Result "1/2-1/2"]
[WhiteElo "2470"]
[BlackElo "2620"]

1. Nf3 Nf6 2. c4 g6 3. g3 Bg7 4. Bg2 O-O 5. Nc3 c5 6. O-O Nc6 7. d4 cxd4 8. Nxd4 Nxd4 9. Qxd4 d6 10. Qd3 Bf5 11. e4 Be6 12. Bd2 a6 13. b3 Rb8 14. Rac1 Nd7 15. Qe2 Nc5 16. b4 Nd7 17. Nd5 Re8 18. Nf4 Nf8 1/2-1/2