Question: When did Frederick, Prince Of Hohenzollern's mother die?
Sentence (from "Princess Maria Teresa of Bourbon-Two Sicilies (1867–1909)"): (15 January 1867, Zürich, Switzerland – 1 March 1909, Cannes, France) was the only child of Prince Louis of Bourbon-Two Sicilies, Count of Trani (heir apparent of the defunct throne of the Two Sicilies) and his wife Duchess Mathilde Ludovika in Bavaria.
Relevant evidence: Yes