Question: Which band was formed earlier, Colorado Children'S Chorale or Belfast Operatic Company?
Sentence (from "Colorado Children's Chorale"): The Colorado Children's Chorale is a nationally recognized singing group in Colorado established in 1974, a result of the successful assembly by founder Duain Wolfe of a youth ensemble to perform in Central City Opera's production of" A Midsummer Night's Dream".
Relevant evidence: Yes