Question: In what musical era did the composer of Les fêtes de l'Hymen et de l'Amour create his work?
Sentence (from "Les fêtes de l'Hymen et de l'Amour"): Les fêtes de l’Hymen et de l’Amour, ou Les dieux d'Egypte is an "opéra-ballet" in three "entrées" and a prologue by the French composer Jean-Philippe Rameau.
Relevant evidence: Yes