Question: What nationality is Ferdinand Karl, Archduke Of Austria-Este's mother?
Sentence (from "Archduke Maximilian of Austria-Este"): Archduke Maximilian Joseph of Austria- Este( July 14, 1782 – June 1, 1863), the fourth son of Archduke Ferdinand of Austria- Este and younger brother of Francis IV, Duke of Modena.
Relevant evidence: No