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

Input: Consider Input: What was the last silent film in which Chaplin's little tramp appeared?

Output: chaplin


Input: Consider Input: Richard Block and David Quayle founded which British-based DIY retailing company in 1969?

Output: david quayle


Input: Consider Input: Alan Sked founded which British political party?


Output: alan sked