[Event "Olympiad-18 Preliminaries D"]
[Site "Lugano"]
[Date "1968.10.18"]
[Round "1"]
[White "Bilek, Istvan"]
[Black "Heidenfeld, Wolfgang"]
[Result "1/2-1/2"]

1. e4 e6 2. Qe2 c5 3. Nf3 Nc6 4. g3 d6 5. Bg2 g6 6. O-O Bg7 7. c3 Nge7 8. d3 O-O 9. Nbd2 Qc7 10. Rd1 b6 11. Nc4 Ba6 12. Bf4 e5 13. Bc1 Rad8 14. a4 d5 15. exd5 Nxd5 16. Nfd2 Rfe8 17. Re1 f5 18. Na3 Na5 19. Nb5 Qb8 20. Nc4 Nxc4 21. dxc4 Nf6 22. a5 Bb7 23. Bxb7 Qxb7 24. axb6 axb6 25. Bg5 Rd7 26. Bxf6 Bxf6 27. Ra7 Qxa7 28. Nxa7 Rxa7 29. Rd1 Re6 30. Rd5 e4 31. Qd1 Be7 32. Rd7 Rxd7 33. Qxd7 Kf7 34. Qd5 h5 35. Kf1 Kf6 36. Ke2 Bf8 37. Qa8 Kf7 38. h3 Be7 39. Qd5 Kf6 40. Qa8 Kf7 41. Qb7 Kf6 42. Qc7 Kf7 43. Kd2 Rd6+ 44. Kc2 Re6 45. Qf4 Kg7 46. Qc7 Kf7 47. Kd1 Rd6+ 48. Kc2 Re6 49. g4 fxg4 50. hxg4 hxg4 51. Qf4+ Kg7 52. Qxg4 Kf7 53. Qh3 Kf6 54. Kd2 Kf7 55. Kc2 Bf8 56. Kb3 Be7 57. Ka4 Bf8 58. Kb5 Be7 59. Ka6 Kf6 60. Kb7 Kf7 61. Kc7 Kf6 62. Qh6 Kf7 63. Qd2 Bf8 64. b4 Be7 65. b5 Bf8 66. Qf4+ Ke8 67. Kc8 Be7 68. Qh2 Kf7 69. Qh7+ Kf6 70. Kc7 Bf8 71. Qh8+ Kf7 72. Qh4 Be7 73. Qh6 Bf8 74. Qf4+ Ke8 75. Kc8 Ke7 76. Qh2 Bg7 77. Qh4+ Ke8 78. Qh3 Ke7 79. Kc7 Be5+ 80. Kb7 Bg7 81. Kc8 Bf8 82. Qh8 Kf7 83. Qh4 Be7 84. Qh7+ Kf8 85. Qh2 Bf6 86. Kd7 Re7+ 87. Kc6 Re6+ 88. Kd5 Re5+ 89. Kd6 Kf7 90. Qh7+ Bg7 91. Qxg7+ Kxg7 92. Kxe5 Kf7 93. Kd5 Kf6 94. Kc6 g5 95. Kxb6 g4 96. Kxc5 e3 97. fxe3 g3 98. b6 g2 99. b7 g1=Q 100. b8=Q Qxe3+ 101. Kb4 Qc1 102. Qd6+ Kg5 103. Qd5+ Kh4 104. c5 Qb2+ 105. Qb3 Qf2 106. Qc4+ Kh3 107. Kb3 Qe3 108. Qd5 Kh2 109. Kc2 Qf2+ 110. Qd2 Kh1 111. c6 Qf5+ 112. Kc1 Qe5 113. Qd1+ Kh2 114. Qf3 Qg5+ 115. Kc2 Qg6+ 116. Kb2 Qd6 117. Kb3 Qc7 118. Kc4 Kg1 119. Qd5 Kh2 120. Qd2+ Kh1 121. Qd1+ Kh2 122. Qd7 Qf4+ 123. Kb3 Qb8+ 124. Kc2 Qg8 125. Qd6+ Kh1 126. Kb2 Qg2+ 127. Kb3 Qg8+ 128. c4 Qg3+ 1/2-1/2