[Event "Hoogovens"]
[Site "Wijk aan Zee"]
[Date "1971.01.25"]
[Round "11"]
[White "Kuijpers, Frans"]
[Black "Van den Berg, Carel"]
[Result "1/2-1/2"]

1. d4 Nf6 2. c4 g6 3. Nc3 d5 4. Bg5 Ne4 5. Bh4 Nxc3 6. bxc3 c5 7. e3 Nc6 8. cxd5 Qxd5 9. Qf3 Qxf3 10. Nxf3 e6 11. Bf6 Rg8 12. Bb5 Bd7 13. O-O cxd4 14. cxd4 Be7 15. Bxe7 Kxe7 16. Rfc1 1/2-1/2