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

Example Input: Which British TV star and disc jockey said `It`s not affected my work - how healthy do you have to be to play Da Do Ron Ron` in 1992 after confirming he had AIDS?
Example Output: hiv/aids

Example Input: What canal opened in Egypt?
Example Output: egypt

Example Input: Which American football team did David Beckham sign up to in 2007?
Example Output:
david beckham