[Event "Interzonal-03"]
[Site "Gothenburg"]
[Date "1955.08.26"]
[Round "8"]
[White "Donner, Jan Hein"]
[Black "Medina Garcia, Antonio Angel"]
[Result "1-0"]

1. d4 Nf6 2. c4 e6 3. Nc3 d5 4. Bg5 Be7 5. e3 O-O 6. Nf3 h6 7. Bh4 b6 8. cxd5 Nxd5 9. Bxe7 Qxe7 10. Nxd5 exd5 11. Be2 Be6 12. O-O Nd7 13. Qd2 c5 14. dxc5 bxc5 15. Rfc1 Rfd8 16. Qa5 Qd6 17. Rc3 Rab8 18. Qa3 Rb4 19. Rb3 Rdb8 20. Rxb4 Rxb4 21. Rd1 Qb6 22. b3 Nf6 23. Ne1 Bg4 24. Bxg4 Rxg4 25. h3 Re4 26. Nd3 c4 27. Nc5 Re8 28. Na4 Qa6 29. Qb2 Rc8 30. Nc3 Qe6 31. b4 a6 32. Rd4 Qc6 33. a3 Rc7 34. Qc2 Qe6 35. Qd1 Rd7 36. g4 Kf8 37. h4 Qe5 38. Qf3 Kg8 39. Kg2 Rd6 40. Qg3 Qxg3+ 41. Kxg3 Rc6 42. f3 Kf8 43. g5 hxg5 44. hxg5 Ne8 45. Rxd5 Nc7 46. Rd2 Nb5 47. Nb1 c3 48. Rc2 Rc4 49. Kf2 Rh4 50. Ke2 Rh1 51. Nxc3 Nxa3 52. Ra2 Rh2+ 53. Kd3 Rxa2 54. Nxa2 Ke7 55. Nc3 Kd6 56. f4 g6 57. e4 Ke6 58. Na4 Kd6 59. Nc5 Kc6 60. Nxa6 Kb5 61. Nc7+ Kxb4 62. Kd4 Nc4 63. Ne8 Kb5 64. e5 Nd2 65. Kd5 Nf3 66. Nd6+ Kb6 67. Nxf7 Kc7 68. Nh8 1-0