Question: What is the date of death of Richard Wellesley (1787–1831)'s father?
Sentence (from "Richard Wellesley, 1st Marquess Wellesley"): Richard Colley Wellesley, 1st Marquess Wellesley, (20 June 1760 – 26 September 1842) was an Irish and British politician and colonial administrator.
Relevant evidence: Yes