Question: What nationality is Archduke Otto Of Austria (1865–1906)'s mother?
Sentence (from "Princess Maria Annunciata of Bourbon-Two Sicilies"): Due Sicilie" (24 March 1843 – 4 May 1871) was the mother of Archduke Franz Ferdinand, the archduke whose assassination in Sarajevo in 1914 precipitated the start of World War I.
Relevant evidence: No