Given a factoid/trivia type question, generate the topic of the question. The topic is the entity the question talks about.

[Q]: What is the alcoholic ingredient of a Screwdriver cocktail?
[A]: screwdriver

[Q]: Who wrote and recorded the original version of the song Blue Suede Shoes which was a hit single for Elvis Presley in 1955?
[A]: blue suede shoes

[Q]: What nickname is given to the Australian Association Football International team?
[A]:
australia