← Oberbank Challenger Open 2026 · Round 8Koellner, Ruben Gideon vs Badelka, Olga, Round 8, Oberbank Challenger Open 2026IMKoellner, Ruben Gideon2531 · GER½–½IMBadelka, Olga2416 · AUT22 Aug, 13:15Board 1 of 20Board 2 →