Question: What is the date of death of Hedwig Jagiellon, Duchess Of Bavaria's mother?
Sentence (from "Hedwig Jagiellon, Duchess of Bavaria"): Hedwig Jagiellon  (21 September 1457 – 18 February 1502), baptized as Hedwigis, was a Polish princess and member of the Jagiellonian dynasty, as well as Duchess of Bavaria by marriage.
Relevant evidence: No