[Event "Olympiad-23"]
[Site "Buenos Aires"]
[Date "1978.11.10"]
[Round "14"]
[White "Grajeda, Jose C"]
[Black "Van Herck, Paul"]
[Result "1/2-1/2"]
1. d4 Nf6 2. c4 c5 3. Nf3 cxd4 4. Nxd4 Nc6 5. Nc3 Nxd4 6. Qxd4 g6 7. e4 d6 8. Be2 Bg7 9. Be3 O-O 10. Qd2 Be6 11. f3 Qa5 12. O-O Rfc8 13. b3 a6 14. Rac1 b5 15. Nd5 Qxd2 16. Bxd2 Nxd5 17. cxd5 Bd4+ 18. Kh1 Bd7 1/2-1/2