[Event "Olympiad-10 Preliminaries C"]
[Site "Helsinki"]
[Date "1952.08.11"]
[Round "2"]
[White "Donner, Jan Hein"]
[Black "Kaila, Osmo Ilmari"]
[Result "1-0"]
1. d4 Nf6 2. c4 e6 3. Nf3 Bb4+ 4. Bd2 Qe7 5. g3 O-O 6. Bg2 Bxd2+ 7. Qxd2 d6 8. Nc3 c5 9. O-O Nc6 10. b3 Rb8 11. Rfe1 a6 12. d5 Nd8 13. e4 e5 14. Nh4 Ng4 15. Bh3 Nh6 16. Bxc8 Rxc8 17. Nf5 Nxf5 18. exf5 f6 19. a4 Nf7 20. g4 h5 21. f3 Rce8 22. Qg2 Nh6 23. Ne4 Rb8 24. h3 Kf7 25. f4 Ke8 26. fxe5 fxe5 27. Qg3 Kd7 28. Rf1 hxg4 29. hxg4 Kc7 30. Rf2 b6 31. Raf1 b5 32. g5 Ng8 33. axb5 axb5 34. b4 bxc4 35. bxc5 Rb3 36. Rf3 Rxf3 37. Qxf3 Kb8 38. Rb1+ Ka8 39. Qa3+ Qa7 40. Qxa7+ Kxa7 41. Nxd6 1-0