[Event "Kassel"]
[Site "Kassel"]
[Date "1947.05.21"]
[Round "4"]
[White "Unzicker, Wolfgang"]
[Black "Bogoljubow, Efim"]
[Result "0-1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O d6 6. c3 Be7 7. d4 O-O 8. Re1 b5 9. Bc2 Bg4 10. d5 Nb8 11. h3 Bh5 12. a4 bxa4 13. Bxa4 Nfd7 14. b4 Nb6 15. Bb3 N8d7 16. Nbd2 Qc8 17. Bb2 Bg5 18. Nc4 Nxc4 19. Bxc4 Nb6 20. Bd3 Bxf3 21. Qxf3 f5 22. exf5 Qb7 23. Ra5 Nd7 24. Qh5 Bd2 25. Re2 Bh6 26. g4 Nf6 27. Qh4 Bf4 28. g5 Nxd5 29. f6 g6 30. Qg4 c6 31. h4 Kh8 32. Qf3 Qd7 33. Be4 h6 34. c4 Nxb4 35. Bxg6 Rg8 36. Qxf4 Rxg6 37. Qe4 Rag8 38. f4 Qg4+ 39. Rg2 Qxh4 40. Ra1 Rxg5 41. Rxg5 Rxg5+ 42. Kf1 Qh3+ 43. Ke1 Rg1+ 44. Kd2 Rg2+ 0-1