| Game |
| Result | Moves |
Year |
Event/Locale | Opening |
| 26. C McNab vs L Brunner |
| ½-½ | 13 |
1989 |
EU-chT (Men) | A11 English, Caro-Kann Defensive System |
| 27. Dzindzichashvili vs L Brunner |
| ½-½ | 45 |
1989 |
Ch World (team) | A07 King's Indian Attack |
| 28. Chandler vs L Brunner |
| ½-½ | 57 |
1989 |
Ch World (team) | C67 Ruy Lopez |
| 29. L Brunner vs K Mokry |
| 1-0 | 51 |
1989 |
Liechtenstein op | B81 Sicilian, Scheveningen, Keres Attack |
| 30. Skembris vs L Brunner |
| ½-½ | 30 |
1989 |
EU-chT (Men) | D02 Queen's Pawn Game |
| 31. Krasenkow vs L Brunner |
| ½-½ | 24 |
1989 |
HUN | D34 Queen's Gambit Declined, Tarrasch |
| 32. L Brunner vs Huebner |
| 0-1 | 38 |
1989 |
EU-chT (Men) | B89 Sicilian |
| 33. L Brunner vs Wojtkiewicz |
| ½-½ | 38 |
1989 |
ChEt | A04 Reti Opening |
| 34. Hort vs L Brunner |
| ½-½ | 53 |
1989 |
BL 8889 ;BL | E46 Nimzo-Indian |
| 35. T Yilmaz vs L Brunner |
| 0-1 | 56 |
1989 |
EU-chT (Men) | A02 Bird's Opening |
| 36. Tolnai vs L Brunner |
| ½-½ | 9 |
1989 |
Budapest (Hungary) | C55 Two Knights Defense |
| 37. Jansa vs L Brunner |
| 0-1 | 43 |
1989 |
Bad Woerishofen op | C07 French, Tarrasch |
| 38. Antunes vs L Brunner |
| 1-0 | 48 |
1989 |
EU-chT (Men) | B07 Pirc |
| 39. L Brunner vs Gulko |
| ½-½ | 16 |
1990 |
Munich | B57 Sicilian |
| 40. Chiburdanidze vs L Brunner |
| ½-½ | 25 |
1990 |
Geneve | B90 Sicilian, Najdorf |
| 41. E Lobron vs L Brunner |
| 0-1 | 44 |
1990 |
BL 9091 Frankfurt-HSK | E97 King's Indian |
| 42. Azmaiparashvili vs L Brunner |
| 1-0 | 21 |
1990 |
Dortmund GER | A14 English |
| 43. Kotronias vs L Brunner |
| ½-½ | 13 |
1990 |
Geneva | C80 Ruy Lopez, Open |
| 44. I Rogers vs L Brunner |
| ½-½ | 33 |
1990 |
Geneva | B90 Sicilian, Najdorf |
| 45. L Brunner vs K Spraggett |
| ½-½ | 27 |
1990 |
Biel II | B32 Sicilian |
| 46. Browne vs L Brunner |
| ½-½ | 24 |
1990 |
Dortmund (Germany) | E15 Queen's Indian |
| 47. L Brunner vs Christiansen |
 | 0-1 | 35 |
1990 |
Novi Sad 50/273 Christiansen,L | B89 Sicilian |
| 48. Chiburdanidze vs L Brunner |
| ½-½ | 19 |
1990 |
Biel-B | B52 Sicilian, Canal-Sokolsky (Rossolimo) Attack |
| 49. L Brunner vs Adorjan |
| 0-1 | 48 |
1990 |
Bled/Rogaska | B14 Caro-Kann, Panov-Botvinnik Attack |
| 50. L Brunner vs Kotronias |
| 0-1 | 31 |
1990 |
Geneva | A59 Benko Gambit |