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

Example Input: In which war did the Sack of Badajoz takeplace?
Example Output: siege of badajoz

Example Input: Who married the woman who was to become Queen Beatrix of the Netherlands, on 10 March 1966?
Example Output: beatrix

Example Input: Who won the Best Actor BAFTA in 1993 for his part in Shadowlands?
Example Output:
bafta award for best actor in a leading role