[Event "Hoogovens"]
[Site "Wijk aan Zee"]
[Date "1975.01.14"]
[Round "1"]
[White "Popov, Luben"]
[Black "Kavalek, Lubomir"]
[Result "0-1"]

1. c4 e5 2. Nc3 d6 3. g3 Nf6 4. Bg2 g6 5. d3 Bg7 6. e4 O-O 7. Nge2 c6 8. O-O a6 9. h3 b5 10. cxb5 axb5 11. b4 Na6 12. Rb1 Be6 13. a4 bxa4 14. Nxa4 Rb8 15. Bd2 Qd7 16. Kh2 c5 17. f4 cxb4 18. Be3 exf4 19. gxf4 Rfe8 20. Nd4 Ba2 21. Rc1 b3 22. Nb2 Nd5 23. Bg1 Ndb4 24. Qd2 Nc2 25. e5 Nxd4 26. Bxd4 dxe5 27. Bxe5 Rxe5 28. fxe5 Bxe5+ 29. Kh1 Qd4 30. Rf2 Nb4 31. Bf1 Nc2 32. Nc4 b2 33. Nxb2 Bd5+ 34. Bg2 Rxb2 35. Qa5 Qxf2 0-1