[Event "Olympiad-10 Preliminaries A"]
[Site "Helsinki"]
[Date "1952.08.11"]
[Round "2"]
[White "Gislason, Sigurgeir"]
[Black "Kottnauer, Cenek"]
[Result "1/2-1/2"]

1. d4 Nf6 2. Nf3 d6 3. Bf4 Nbd7 4. e3 g6 5. Nbd2 Bg7 6. h3 O-O 7. Bc4 c6 8. O-O b5 9. Bd3 Bb7 10. e4 c5 11. c3 a6 12. Re1 Nh5 13. Bh2 e5 14. dxe5 dxe5 15. Nf1 Nf4 16. Ne3 Nxd3 17. Qxd3 c4 18. Qd6 Bxe4 19. Nxe5 Nxe5 20. Bxe5 Qxd6 21. Bxd6 Rfe8 22. a4 Rad8 23. Ba3 f5 24. axb5 axb5 25. Rad1 Bd3 26. Nf1 Ra8 27. Rxe8+ Rxe8 28. Ne3 Kf7 29. Nd5 Bc2 30. Rf1 Re2 31. Nf4 Re4 32. Nd5 Bh6 33. Nc7 Ba4 34. Na6 Re2 35. Nc5 Bc2 36. Bb4 Bf4 37. Ra1 g5 38. g3 Be5 39. Ra7+ Kg6 40. Ra5 Re1+ 41. Kg2 g4 42. Kh2 f4 43. hxg4 fxg3+ 44. fxg3 Re2+ 45. Kh3 Re3 46. Ra6+ Kf7 47. Ra7+ Kg6 48. Ra6+ 1/2-1/2