[Event "Hoogovens"]
[Site "Wijk aan Zee"]
[Date "1972.01.21"]
[Round "9"]
[White "Ree, Hans"]
[Black "Ljubojevic, Ljubomir"]
[Result "1/2-1/2"]
1. c4 g6 2. e4 Bg7 3. d4 d6 4. Nc3 Nd7 5. Be2 e5 6. d5 Nh6 7. g4 f6 8. h4 Nf7 9. h5 c5 10. Be3 Bh6 11. Bxh6 Nxh6 12. Qd2 g5 13. Nh3 a6 14. O-O Rb8 15. f3 Qa5 16. a4 Nf7 17. Nf2 Nb6 18. Qc2 Bd7 19. Rfb1 O-O 20. Kg2 Rfc8 21. b3 Na8 22. Nd3 Qd8 23. a5 b5 24. axb6 Rxb6 25. Nd1 Rcb8 26. Ne3 Nc7 27. Qa2 a5 28. Bd1 Ra6 29. Qd2 Rba8 30. Ra3 Qb8 31. Bc2 Nd8 32. Rba1 Nb7 33. Nd1 Rb6 1/2-1/2