[Event "Interzonal-03"]
[Site "Gothenburg"]
[Date "1955.08.15"]
[Round "1"]
[White "Keres, Paul"]
[Black "Donner, Jan Hein"]
[Result "1/2-1/2"]
1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 e6 6. Ndb5 Bb4 7. a3 Bxc3+ 8. Nxc3 d5 9. exd5 Nxd5 10. Nxd5 Qxd5 11. Qxd5 exd5 12. Bg5 f6 13. Be3 Be6 14. O-O-O Kf7 15. Be2 Rhd8 16. c3 Bf5 17. Bd3 Bxd3 18. Rxd3 Rd7 19. Rhd1 Rad8 20. a4 Ne5 21. Rd4 Nc4 22. Bf4 g5 23. Bg3 f5 24. h4 f4 25. Bh2 h6 26. b3 Ne5 27. f3 Ke6 28. Bg1 b6 29. Bf2 Kf5 30. hxg5 hxg5 31. Rh1 Kg6 32. Rd2 Re8 33. Kc2 g4 34. Bd4 gxf3 35. gxf3 Nxf3 36. Rg2+ Kf5 37. Rh5+ Ke6 38. Rh6+ Ke7 39. Bf6+ Kd6 40. Be5+ Ke7 41. Bf6+ Kd6 42. Rf2 Ng1 43. Rxf4 Re6 44. Rf1 Ne2 45. Bg5 Rxh6 46. Bxh6 Kc6 47. Kd3 Ng3 48. Rf6+ Kb7 49. b4 Ne4 50. Rg6 Nd6 51. Re6 a6 52. Bf4 Nc4 53. Kd4 Rf7 54. Bg3 Rd7 55. Rg6 a5 56. Bf4 Nb2 1/2-1/2