Question: Léo Delibes and Igor Stravinsky, both had which musical occupation?
Sentence (from "Emma Nevada"): Considered one of the finest coloratura sopranos of the late 19th and early 20th centuries, her most famous roles were Amina in "La sonnambula", and the title roles in "Lakmé", "Mignon", "Mireille", and "Lucia di Lammermoor.
Relevant evidence: No