[Event "Hoogovens"]
[Site "Wijk aan Zee"]
[Date "1981.01.23"]
[Round "6"]
[White "Langeweg, Kick"]
[Black "Sosonko, Gennadi"]
[Result "0-1"]
[WhiteElo "2455"]
[BlackElo "2595"]
1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. a3 Bb7 5. Nc3 d5 6. Bg5 Be7 7. e3 Nbd7 8. Rc1 O-O 9. cxd5 exd5 10. Bd3 c5 11. O-O Ne4 12. Bxe7 Qxe7 13. dxc5 bxc5 14. Bb1 Nb6 15. Qd3 f5 16. Ba2 Rad8 17. Qb5 Kh8 18. Qa5 d4 19. exd4 cxd4 20. Nb5 Ng5 21. Nxg5 Qxg5 22. f3 Bxf3 23. Rc2 d3 0-1