[Event "Las Palmas-02"]
[Site "Las Palmas"]
[Date "1973.04.18"]
[Round "13"]
[White "Andersson, Ulf"]
[Black "Hug, Werner"]
[Result "1/2-1/2"]

1. Nf3 c5 2. c4 g6 3. d4 cxd4 4. Nxd4 Nc6 5. e4 Nf6 6. Nc3 Nxd4 7. Qxd4 d6 8. Be3 Bg7 9. f3 O-O 10. Qd2 Qa5 11. Rc1 Be6 12. Nd5 Qxa2 13. Nxe7+ Kh8 14. Be2 Ng8 15. Nxg8 Kxg8 16. Bd4 Bxd4 17. Qxd4 Qa5+ 18. Kf2 Qe5 19. Rcd1 Rfc8 20. b3 a5 21. Qxd6 Qxd6 22. Rxd6 a4 23. bxa4 Rxa4 24. Rb1 Ra2 25. Ke3 Bxc4 26. Bxc4 Rxc4 27. Rd8+ Kg7 28. Rxb7 Rxg2 29. Rdd7 Rc3+ 30. Rd3 Rxd3+ 31. Kxd3 Rxh2 32. e5 Kf8 33. f4 Rf2 34. Ke3 Rf1 35. Rb4 h5 36. Ke2 Ra1 37. Rb8+ Kg7 38. Rb7 Ra6 39. Kf3 Rc6 40. Ra7 Re6 41. Ke4 Rb6 42. Kf3 Kf8 43. Kg3 Re6 44. Ra5 f6 45. Kh4 Kg7 46. Ra7+ Kh6 47. exf6 Rxf6 48. Kg3 Rb6 49. Ra3 Kg7 50. Kf3 Kf6 1/2-1/2