Question: What is the date of death of Daria Pratt's husband?
Sentence (from "Prince Alexis Karageorgevich"): Prince Alexis Karageorgevitch, or Karađorđević (10 June 1859 – 15 February 1920), was the head of the senior branch of the House of Karageorgevitch and a claimant to the Serbian throne.
Relevant evidence: Yes