instruction:
In this task, you are given a question. You have to answer the question based on your information.
question:
backing vocals on "Little Black Dress" were contributed by Bono and an English-born Irish musician who has recorded how many studio albums with U2?
answer:
13


question:
Caritea, regina di Spagna premiered at what opera house that in the 19th century, became the site of many famous operatic premieres at which the works of several of the four major bel canto era composers were performed?
answer:
Teatro La Fenice


question:
Which has more people, Kunming or Qufu?
answer:

Kunming