Question: What year did the opera singer who is the subject of Becoming Traviata leave the opera stage?
Sentence (from "Natalie Dessay"): Natalie Dessay (] ; born Nathalie Dessaix, 19 April 1965, in Lyon) is a French opera singer who had a highly acclaimed career as a coloratura soprano before leaving the opera stage on 15 October 2013.
Relevant evidence: Yes