[Event "Hoogovens"]
[Site "Wijk aan Zee"]
[Date "1969.01.20"]
[Round "6"]
[White "Benko, Pal C"]
[Black "Donner, Jan Hein"]
[Result "1/2-1/2"]
1. Nf3 d5 2. g3 g6 3. c4 c6 4. Qc2 Bg7 5. Bg2 e5 6. d3 Ne7 7. O-O O-O 8. Nbd2 h6 9. Rb1 Be6 10. b4 a6 11. e4 Nd7 12. Re1 Qb8 13. Bb2 dxc4 14. Nxc4 b5 15. Na5 Bxa2 16. Rbc1 Qd6 17. Ba3 Be6 18. Nxc6 Rfc8 19. Nxe7+ Qxe7 20. Qb2 Qd6 21. Red1 Nb6 22. Qa1 Rxc1 23. Rxc1 Qxd3 24. Bb2 Qd6 25. Bxe5 Bxe5 26. Nxe5 1/2-1/2