[Event "Las Palmas-02"]
[Site "Las Palmas"]
[Date "1973.04.06"]
[Round "4"]
[White "Andersson, Ulf"]
[Black "Ree, Hans"]
[Result "1-0"]

1. Nf3 g6 2. e4 d6 3. d4 Nf6 4. Nc3 Bg7 5. Be2 O-O 6. O-O Bg4 7. Be3 Nc6 8. Qd2 Re8 9. Rad1 Bxf3 10. Bxf3 e5 11. dxe5 Nxe5 12. Be2 a6 13. Bg5 Nc6 14. f3 Qd7 15. Rfe1 Na7 16. Bc4 Qc6 17. Bb3 Qc5+ 18. Be3 Qa5 19. Qf2 Nb5 20. Ne2 c5 21. a4 c4 22. Bxc4 Qxa4 23. Bb3 Qb4 24. Nf4 Nc7 25. Rd4 Qa5 26. Rxd6 Qe5 27. Rd2 Qxb2 28. Bd4 Qa3 29. e5 Bh6 30. Qh4 Qa5 31. Qxf6 Ne6 32. Bxe6 Rxe6 33. Nxe6 Qxd2 34. Bf2 fxe6 35. Qxe6+ Kh8 36. Qf7 Bg7 37. e6 Bd4 38. Bxd4+ Qxd4+ 39. Kf1 Qg7 40. Qd7 Qf8 1-0