Detailed Instructions: You will be given a trivia clue, and the category it belongs to. You should answer with the best answer that belongs in the category and is described by the clue. For simplicity, answers should be in all lower cased letters.
Q: Category: COLORFUL TITLES 
Clue: At its premiere in NYC in 1924 this composition was part of a concert billed as "an experiment in modern music"
A:
rhapsody in blue