| 21 ago 2026 | Engelhart, Achim, Dr. 2022 | Zaiarski, Stepan 2143 | 0-1 | C95 Apertura Española (Ruy López): Closed, Breyer Defense, Zaitsev Hybrid | Oberbank Challenger Open 2026 | 58 | Ver |
| 20 ago 2026 | Meier, Volker 2220 | Engelhart, Achim, Dr. 2022 | ½-½ | D27 Gambito de Dama aceptado: Classical Defense, Main Line | Oberbank Challenger Open 2026 | 31 | Ver |
| 19 ago 2026 | Engelhart, Achim, Dr. 2022 | Mayrhuber, Tobias 2131 | 1-0 | C72 Apertura Española (Ruy López): Morphy Defense, Modern Steinitz Defense | Oberbank Challenger Open 2026 | 32 | Ver |
| 18 ago 2026 | Flasik, Radoslav 2151 | Engelhart, Achim, Dr. 2022 | ½-½ | D05 Apertura de Peón de Dama: Colle System | Oberbank Challenger Open 2026 | 59 | Ver |
| 16 ago 2026 | Steinhauer, Artur 2187 | Engelhart, Achim, Dr. 2022 | 1-0 | D02 Apertura de Peón de Dama: Zukertort Variation | Oberbank Challenger Open 2026 | 94 | Ver |