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

[Q]: Richard Block and David Quayle founded which British-based DIY retailing company in 1969?
[A]: david quayle


[Q]: What is the smallest country in Central America Costa Rica, Venezuela or El Salvador?
[A]: central america


[Q]: Which popular daytime show was hosted by Des O'Connor and Melanie Sykes?
[A]:
melanie sykes