Conversation so far:
Where does Evita the musical first start out at?
On 26 July 1952, a crowd in Buenos Aires, Argentina is watching a film.
Who dies in the beginning of Evita the musical?
A crowd in Buenos Aires, Argentina is watching a film that is interrupted when news breaks of the death of First Lady Eva Perón.

Question: How old was she when she died?
Self-contained rewrite: How old was Eva Perón at death in Evita the musical?