instruction:
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.
question:
What character sings circle of life in the lion king?
answer:
Rafiki


question:
Who was the first president who lived in the white house?
answer:
John Adams


question:
How long does it take the concorde to fly from paris to new york?
answer:

just under 3.5 hours