[Event "Hoogovens"]
[Site "Beverwijk"]
[Date "1964.01.21"]
[Round "11"]
[White "Dunkelblum, Arthur"]
[Black "Darga, Klaus"]
[Result "0-1"]
1. Nf3 Nf6 2. c4 e6 3. d4 d5 4. e3 Be7 5. Nbd2 O-O 6. Bd3 c5 7. O-O cxd4 8. exd4 Nc6 9. b3 dxc4 10. Nxc4 Nb4 11. Bb1 b6 12. a3 Nbd5 13. Bb2 Bb7 14. Qd2 Rc8 15. Bd3 Nh5 16. Be4 f5 17. Bc2 Ndf4 18. Ne1 Bh4 19. Ne3 Qg5 20. f3 Ba6 21. Bd3 Bxe1 0-1