instruction:
Given an trivia question precisely answer the question with a word/phrase/name. External resources such as Wikipedia could be used to obtain the facts.
question:
What is the US state capital of Iowa?
answer:
des moines

question:
Who is the only member of the current membership of Fleetwood Mac who does not play an instrument regularly on stage?
answer:
stevie nicks

question:
What did the Manhattan Project create?
answer:
nuclear weapon