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

Input: Consider Input: The site of the 1461 Battle of Mortimer's Cross lies in which English county?

Output: battle of mortimer's cross


Input: Consider Input: Albion is the oldest known name for which nation?

Output: albion


Input: Consider Input: Who wrote the book and presented the recent t.v. series 'The Diamond Queen'?


Output: the diamond queen