Kuijpers, Frans VS Ree, Hans 1968.??.??

[Event "IBM"]
[Site "Amsterdam"]
[Date "1968.??.??"]
[Round "14"]
[White "Kuijpers, Frans"]
[Black "Ree, Hans"]
[Result "1/2-1/2"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 g6 5. Nc3 Bg7 6. Be3 Nf6 7. Bc4 Qa5 8. O-O O-O 9. Bb3 d6 10. h3 Bd7 11. f4 Rac8 12. Nf3 1/2-1/2