[Event "Olympiad-22"]
[Site "Haifa"]
[Date "1976.11.09"]
[Round "13(3)"]
[White "De Greif, Boris"]
[Black "Padilla Liceaga, Jorge"]
[Result "1/2-1/2"]
[WhiteElo "2320"]
1. c4 f5 2. Nf3 Nf6 3. g3 g6 4. Bg2 Bg7 5. O-O O-O 6. Nc3 d6 7. d4 c6 8. d5 e5 9. dxe6 Bxe6 10. Qd3 Kh8 1/2-1/2