Question: Who is the maternal grandmother of Sophie Of Württemberg, Duchess Of Saxe-Weimar?
Sentence (from "Sophie of Württemberg, Duchess of Saxe-Weimar"): From her eleven older siblings, nine survive adulthood: Eberhard, Hereditary Prince of Württemberg, Hedwig (by marriage Landgravine of Hesse-Marburg),
Relevant evidence: No