Question: What is the date of death of William Pole-Tylney-Long-Wellesley, 5Th Earl Of Mornington's mother?
Sentence (from "William Pole-Tylney-Long-Wellesley, 5th Earl of Mornington"): Mornington died unmarried in Paris on 25 July 1863 from cancer of the tongue, and is buried at Draycot Cerne in Wiltshire.
Relevant evidence: No