In this task, you're given an open-domain question. Your task is to provide an answer to the given question. There is only one unique answer for each question. Your answer should be short, and refer to an entity, date, number, etc. Do not put your answer in the context of a sentence.

Ex Input:
Who sang burning bridges in kelly's heroes?

Ex Output:
the Mike Curb Congregation


Ex Input:
Who wrote the song flight of the bumblebee?

Ex Output:
Nikolai Rimsky-Korsakov


Ex Input:
How many countries are there in commonwealth games 2018?

Ex Output:

71