| 24 jul 2026 | Schlais, Harald 2238 | Marentini, Marcel 2073 | ½-½ | B22 Defensa Siciliana: Alapin Variation | German Chess Championship 2026 | Seniors 65+ | 17 | Ver |
| 23 jul 2026 | Ruether, Rudolf 2050 | Schlais, Harald 2238 | ½-½ | E40 Defensa Nimzoindia: Rubinstein System | German Chess Championship 2026 | Seniors 65+ | 79 | Ver |
| 22 jul 2026 | Schlais, Harald 2238 | Scheuermann, Bernhard 2128 | 0-1 | B22 Defensa Siciliana: Alapin Variation | German Chess Championship 2026 | Seniors 65+ | 42 | Ver |
| 21 jul 2026 | Krueger, Erich 2067 | Schlais, Harald 2238 | 0-1 | E40 Defensa Nimzoindia: Rubinstein System | German Chess Championship 2026 | Seniors 65+ | 43 | Ver |
| 20 jul 2026 | Schlais, Harald 2238 | Ohst, Holger, Dr. 2037 | 1-0 | B22 Defensa Siciliana: Alapin Variation | German Chess Championship 2026 | Seniors 65+ | 90 | Ver |
| 19 jul 2026 | Joachim, Prof. Dr. Kornrumpf 2050 | Schlais, Harald 2238 | ½-½ | A01 Ataque Nimzo-Larsen: Indian Variation | German Chess Championship 2026 | Seniors 65+ | 43 | Ver |