[Event "Interzonal-15"]
[Site "Manila"]
[Date "1990.??.??"]
[Round "13"]
[White "Afifi, Assem"]
[Black "Van Riemsdijk, Herman Claudius"]
[Result "1/2-1/2"]
[WhiteElo "2400"]
[BlackElo "2440"]

1. d4 Nf6 2. Nf3 c5 3. d5 d6 4. c4 b5 5. a4 bxc4 6. Nc3 g6 7. Nd2 Ba6 8. e4 Qa5 9. Qc2 Bg7 10. Bxc4 Bxc4 11. Nxc4 Qb4 12. Qe2 O-O 13. O-O Qb7 14. f4 Na6 15. Na5 Qb6 16. Nc4 Qb7 17. Na5 Qb6 18. Nc4 Qb7 1/2-1/2