[Event "Olympiad-10 Preliminaries A"]
[Site "Helsinki"]
[Date "1952.08.19"]
[Round "9"]
[White "Lorson, Gerhard"]
[Black "Filip, Miroslav"]
[Result "0-1"]

1. c4 Nf6 2. Nf3 g6 3. g3 Bg7 4. Bg2 O-O 5. Nc3 d5 6. cxd5 Nxd5 7. O-O c5 8. Qb3 Nb6 9. d3 Nc6 10. Be3 Nd4 11. Qd1 Bg4 12. Nd2 Qd7 13. f3 Be6 14. Bf2 Rac8 15. Rc1 Rfd8 16. b3 Nf5 17. g4 Nd4 18. Nce4 Bd5 19. Rxc5 f5 20. gxf5 gxf5 21. Rxc8 Rxc8 22. e3 Rc1 23. Qxc1 Ne2+ 24. Kh1 Nxc1 25. Nc5 Qb5 26. Rxc1 Qa5 27. Rc2 Bc6 28. e4 fxe4 29. fxe4 Nd7 30. Nc4 Qb5 31. Nxd7 Bxd7 32. Bxa7 Qh5 33. Ne3 Qa5 34. Bb8 Qe1+ 35. Nf1 Bb5 36. Bg3 Qb1 37. Rc8+ Kf7 38. e5 Bxd3 0-1