Question: Who is the maternal grandmother of Archduke Rudolf Of Austria (1919–2010)?
Sentence (from "Zita of Bourbon-Parma"): Born as the seventeenth child of the dispossessed Robert I, Duke of Parma, and his second wife, Infanta Maria Antonia of Portugal, Zita married the then Archduke Charles of Austria in 1911.
Relevant evidence: Yes