[Event "Capablanca Memorial-10"]
[Site "Cienfuegos"]
[Date "1973.02.23"]
[Round "5"]
[White "Uhlmann, Wolfgang"]
[Black "De Greif, Boris"]
[Result "1-0"]

1. c4 f5 2. Nc3 Nf6 3. Nf3 g6 4. g3 Bg7 5. d4 O-O 6. Bg2 d6 7. O-O c6 8. d5 c5 9. Rb1 Na6 10. a3 Nc7 11. b4 b6 12. Qd3 Ne4 13. Bb2 Qe8 14. Nd2 Nxd2 15. Qxd2 Qf7 16. f4 Ba6 17. Qd3 Rad8 18. Rfe1 Bc8 19. e4 Bd4+ 20. Kh1 e5 21. dxe6 Bxe6 22. Nd5 fxe4 23. Bxe4 Nxd5 24. cxd5 Bxd5 25. Bxd4 Bxe4+ 26. Rxe4 cxd4 27. Qxd4 Rfe8 28. Rbe1 Rxe4 29. Qxe4 Rc8 30. Kg2 Qc4 31. Qxc4+ Rxc4 32. Re8+ Kf7 33. Rh8 Rc2+ 34. Kh3 Ke6 35. Rxh7 d5 36. Rg7 d4 37. Rxg6+ Kf5 38. Rd6 Ke4 39. f5 Ra2 40. Kg4 Rxh2 41. Kg5 Rh8 42. Re6+ Kf3 43. f6 Kxg3 44. Rd6 Rh4 45. f7 Rg4+ 46. Kf6 Rf4+ 47. Ke7 Re4+ 48. Re6 Rf4 49. Rf6 1-0