[Event "IBM"]
[Site "Amsterdam"]
[Date "1972.??.??"]
[Round "?"]
[White "Ree, Hans"]
[Black "Uhlmann, Wolfgang"]
[Result "1/2-1/2"]

1. d4 Nf6 2. c4 g6 3. Nc3 d5 4. Qb3 dxc4 5. Qxc4 Bg7 6. e4 O-O 7. Be2 Nfd7 8. Nf3 Nb6 9. Qc5 Bg4 10. Be3 Bxf3 11. Bxf3 Na6 12. Qg5 Bxd4 13. Bxd4 Qxd4 14. Qxe7 Rae8 15. Qh4 Na4 16. Rd1 Qb4 17. a3 Qxb2 18. Nd5 Kg7 19. O-O c6 20. e5 Qxe5 21. Qxa4 cxd5 22. Rxd5 Qc3 23. Qa5 Qc8 24. Qd2 Kg8 25. Rc1 Qe6 26. Rd6 Qe7 27. h3 Nb8 28. Rd1 Rc8 29. Qd4 Nc6 30. Bxc6 Rxc6 31. Rd7 Qxa3 32. Rxb7 a5 33. Ra7 Rc1 34. Rxc1 Qxc1+ 35. Kh2 Re8 36. g3 Qe1 37. Qf4 Re7 38. Ra8+ Kg7 39. Qd4+ f6 40. Ra6 Qe5 41. Qb6 1/2-1/2