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

Example Input: In 1867 who became the first Prime Minister of Canada?
Example Output: prime minister of canada

Example Input: What role is played by Elizabeth Hurley in the 2000 film Bedazzled?
Example Output: bedazzled

Example Input: In May 1940, who became British Prime Minister after the resignation of Neville Chamberlain?
Example Output:
prime minister of the united kingdom