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

[Q]: What name is given to the disease whereby parasites can change the behaviour of rats and mice, making them drawn to rather than fearful of the scent of cats?
[A]: cat


[Q]: Who was the only boxer to win a world title without ever having a manager?
[A]: boxing


[Q]: Which shipping area lies immediately to the east of Dogger?
[A]:
dogger