Question: What is the date of death of Jeanne-Marie Grandon's husband?
Sentence (from "André Grétry"): André Ernest Modeste Grétry (baptised 11 February 1741; died 24 September 1813) was a
composer from the Prince-Bishopric of Liège (present-day Belgium), who worked from 1767 onwards in France and took French nationality.
Relevant evidence: Yes