[Event "Hoogovens"]
[Site "Wijk aan Zee"]
[Date "1970.01.18"]
[Round "5"]
[White "Benko, Pal C"]
[Black "Westerinen, Heikki MJ"]
[Result "0-1"]
1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. Bg5 h6 5. Bh4 O-O 6. e3 d6 7. h3 c5 8. Nf3 b6 9. Be2 Bb7 10. d5 a6 11. O-O b5 12. cxb5 axb5 13. Bxb5 Qa5 14. Rb1 g5 15. Bg3 Ne4 16. Qd3 Nxc3 17. bxc3 Qxa2 18. e4 Ra3 19. Rbc1 Ba6 20. Bxa6 Nxa6 21. e5 Nb4 22. Qb5 Nxd5 23. exd6 exd6 24. Bxd6 Rd8 25. Bxc5 Ra5 26. Qd3 Rxc5 27. c4 Rdc8 0-1