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

[Q]: On which date do we celebrate 'Boxing Day'?
[A]: boxing day


[Q]: Which of the American Idol judges has been there for all 10 seasons?
[A]: american idol


[Q]: David Low created what pompous British cartoon officer character, first appearing in London's Evening standard in the 1930s?
[A]:
david low