[Event "Hoogovens"]
[Site "Beverwijk"]
[Date "1950.01.??"]
[Round "8"]
[White "Cortlever, Nicolaas"]
[Black "Donner, Jan Hein"]
[Result "1/2-1/2"]

1. e4 e6 2. d4 d5 3. Nc3 Nf6 4. Bg5 Bb4 5. e5 h6 6. Bd2 Bxc3 7. bxc3 Ne4 8. Qg4 g6 9. Bc1 Nxc3 10. Bd3 c5 11. dxc5 Nc6 12. Nf3 Ne4 13. Bxe4 dxe4 14. Qxe4 Qa5+ 15. Bd2 Qxc5 16. O-O b6 17. Be3 Qd5 18. Qf4 Qd8 19. Nd2 Kf8 20. Rfd1 Qc7 21. Ne4 Bb7 22. Rd6 Ne7 23. Qf6 Kg8 24. Rad1 Nd5 25. Qh4 Kg7 26. c4 Qxc4 27. Rd7 Qe2 28. Nc3 Qh5 29. Qxh5 gxh5 30. Rxb7 Nxc3 31. Rdd7 Rhf8 32. Rxa7 Rxa7 33. Rxa7 Rd8 34. g3 Rd1+ 35. Kg2 Nd5 36. Kf3 Nxe3 37. fxe3 h4 38. gxh4 Rd5 39. Kf4 Kg6 40. h5+ Kg7 41. Ra6 Rd2 42. h4 Rf2+ 43. Kg4 Rf5 44. Rxb6 Rxe5 45. Kf3 Ra5 46. Rb2 Ra3 47. Rf2 f5 48. Rg2+ Kf6 49. Rb2 Ra4 50. Kg3 Ke5 51. Rf2 Ra3 52. Kf3 f4 53. Re2 Kf5 54. Kf2 e5 55. exf4 exf4 56. Re8 Rxa2+ 57. Kf3 Ra3+ 58. Kf2 Kg4 59. Rg8+ Kxh4 60. Rf8 Kg4 61. Rg8+ Kxh5 62. Rf8 1/2-1/2