| Game |
| Result | Moves |
Year | Event/Locale | Opening |
| 76. C Landenbergue vs A Huss |
| 1-0 | 30 | 1989 | Lucerne | E45 Nimzo-Indian, 4.e3, Bronstein (Byrne) Variation |
| 77. C Landenbergue vs J Ambroz |
| ½-½ | 10 | 1989 | Lucerne | E42 Nimzo-Indian, 4.e3 c5, 5.Ne2 (Rubinstein) |
| 78. Gufeld vs C Landenbergue |
| ½-½ | 65 | 1989 | Biel MTO op | B05 Alekhine's Defense, Modern |
| 79. C Landenbergue vs S Georges |
| 1-0 | 24 | 1989 | Zug | A10 English |
| 80. C Landenbergue vs J Herzog |
| 1-0 | 26 | 1989 | Bern | A14 English |
| 81. Yudasin vs C Landenbergue |
| 1-0 | 52 | 1989 | Bern | B05 Alekhine's Defense, Modern |
| 82. C Landenbergue vs M Gurevich |
| 0-1 | 68 | 1989 | Bern | A04 Reti Opening |
| 83. S Jakob vs C Landenbergue |
| 0-1 | 20 | 1989 | Bern | E67 King's Indian, Fianchetto |
| 84. M A Silva Morales vs C Landenbergue |
| ½-½ | 60 | 1989 | Bern | B05 Alekhine's Defense, Modern |
| 85. F Gobet vs C Landenbergue |
| 1-0 | 23 | 1989 | Bern | B02 Alekhine's Defense |
| 86. C Flueckiger vs C Landenbergue |
| 0-1 | 46 | 1989 | Bern | A15 English |
| 87. M Cebalo vs C Landenbergue |
| 1-0 | 33 | 1989 | Bern | E11 Bogo-Indian Defense |
| 88. C Landenbergue vs M Jukic |
| ½-½ | 16 | 1989 | Bern | A04 Reti Opening |
| 89. C Landenbergue vs J Klinger |
 | ½-½ | 80 | 1989 | Bern | A15 English |
| 90. C Landenbergue vs D H Campora |
| 0-1 | 50 | 1989 | Bern | A13 English |
| 91. I Tsesarsky vs C Landenbergue |
| ½-½ | 44 | 1989 | Budapest Spring Open | A15 English |
| 92. V Moskalenko vs C Landenbergue |
| 1-0 | 45 | 1989 | Budapest Spring Open | E20 Nimzo-Indian |
| 93. C Landenbergue vs J Hector |
| 1-0 | 46 | 1989 | Budapest Spring Open | B10 Caro-Kann |
| 94. C Landenbergue vs J Petkevich |
| 0-1 | 26 | 1989 | Budapest Spring Open | E60 King's Indian Defense |
| 95. C Landenbergue vs L Santos |
| 1-0 | 37 | 1989 | EUR-chT (Open) 9th | A34 English, Symmetrical |
| 96. K Moutousis vs C Landenbergue |
| 1-0 | 69 | 1989 | EUR-chT (Open) 9th | B05 Alekhine's Defense, Modern |
| 97. C Landenbergue vs J Hickl |
| 0-1 | 66 | 1989 | EUR-chT (Open) 9th | A53 Old Indian |
| 98. D Lawson vs C Landenbergue |
| 0-1 | 20 | 1989 | EUR-chT (Open) 9th | C03 French, Tarrasch |
| 99. C Landenbergue vs M Pamuk |
| 1-0 | 25 | 1989 | EUR-chT (Open) 9th | A15 English |
| 100. C Landenbergue vs M Schlosser |
| 1-0 | 32 | 1989 | EUR-chT (Open) 9th | A10 English |
Kibitzing
