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.

Ex Input:
Adrian Dalsey, Larry Hillblom and Robert Lynn founded which mail service in 1969?

Ex Output:
dhl express


Ex Input:
Who wrote the music commonly known as 'The Funeral March', it comes from his Piano Sonata No.2 written in 1837?

Ex Output:
frederic chopin


Ex Input:
What disease caused US president Franklin D Roosevelt to use a wheelchair?

Ex Output:

poliomyelitis