Question: Demofoonte was an opera by the composer who was part of what period?
Sentence (from "Christoph Willibald Gluck"): Born in the Upper Palatinate (now part of Germany) and raised in Bohemia, he gained prominence at the Habsburg court at Vienna, where he brought about the practical reform of opera's dramaturgical practices that many intellectuals had been campaigning for over the years.
Relevant evidence: No