Question: When did Edoardo Agnelli's mother die?
Sentence (from "Marella Agnelli"): Marella Agnelli (born Donna Marella Caracciolo di Castagneto ; 4 May 1927 – 23 February 2019) was an Italian noblewoman, art collector, socialite, style icon and widow of Fiat chairman Gianni Agnelli.
Relevant evidence: Yes