[Event "IBM"]
[Site "Amsterdam"]
[Date "1963.??.??"]
[Round "9"]
[White "Udovcic, Mijo"]
[Black "Langeweg, Kick"]
[Result "0-1"]

1. d4 Nf6 2. c4 c5 3. d5 e6 4. Nc3 exd5 5. cxd5 d6 6. e4 g6 7. f4 Bg7 8. Nf3 O-O 9. Be2 Re8 10. e5 dxe5 11. fxe5 Ng4 12. e6 fxe6 13. d6 Ne5 14. Ne4 Nbd7 15. O-O Qb6 16. Kh1 Qc6 17. Qc2 Nf7 18. Bf4 b6 19. Rad1 Bb7 20. Nc3 a6 21. Bd3 Nf6 22. Ng5 c4 23. Be4 Nxe4 24. Ngxe4 b5 25. a3 Rad8 26. Bg3 a5 27. Bh4 Rd7 28. Bf6 b4 29. Bxg7 Kxg7 30. Nf6 Red8 31. axb4 axb4 32. Nce4 Nxd6 33. Nxd7 Qxe4 34. Qxe4 Nxe4 35. Kg1 c3 36. Nc5 Nxc5 37. Rxd8 c2 38. Rb8 b3 39. Kf2 Bd5 40. Ke3 Na4 41. Ra1 Nxb2 42. g4 Na4 43. Rc1 Nc3 44. Rf1 b2 45. Rxb2 Nd1+ 46. Kd2 Nxb2 47. Kxc2 Nc4 48. Kc3 Ne3 49. Rf4 Kh6 50. Kd4 Ng2 51. Rf7 Kg5 52. Rxh7 Kxg4 53. Ke5 Kg5 54. Rh8 Nh4 55. Kd4 Nf3+ 56. Ke3 Kg4 57. Rh6 g5 58. Rh8 Nh4 59. Kd4 Kf4 60. Kd3 Bf3 61. Kd2 e5 62. Rb8 e4 63. Rb4 Bg4 64. Ke1 Nf3+ 65. Kf2 Nxh2 66. Kg2 Nf3 67. Ra4 Nh4+ 68. Kh2 Kf3 69. Ra5 Kf2 70. Ra2+ Be2 71. Ra5 e3 72. Kh3 Bf1+ 73. Kg4 Nf3 74. Ra3 Bg2 0-1