[Event "Hoogovens"]
[Site "Wijk aan Zee"]
[Date "1970.01.14"]
[Round "2"]
[White "Filip, Miroslav"]
[Black "Cortlever, Nicolaas"]
[Result "1/2-1/2"]

1. c4 Nf6 2. Nc3 g6 3. g3 Bg7 4. Bg2 c6 5. e4 d6 6. Nge2 Nbd7 7. O-O O-O 8. d4 Rb8 9. h3 b5 10. cxb5 cxb5 11. a3 a5 12. b4 Nb6 13. Nxb5 axb4 14. axb4 Nbd5 15. exd5 Rxb5 16. Qb3 Qb6 17. Ba3 Bf5 18. Nc3 Ra5 19. Rfe1 Ra7 20. Rad1 h5 21. Bb2 Rb8 22. b5 Ne8 23. Qb4 Bf6 24. Bf1 Nc7 25. Bc1 Bd7 26. Be3 Nxb5 1/2-1/2