Question: Who is Euphemia Of Münsterberg's paternal grandfather?
Sentence (from "Euphemia of Münsterberg"): Euphemia of Münsterberg (c. 1385 – 17 November 1447), also known as Euphemia, Countess of Oettingen, was a princess from the Münsterberg (Ziębice) branch of the Piast dynasty, by marriage Countess of Öttingen and sovereign Duchess of Münsterberg during 1435–1443.
Relevant evidence: No