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

Example Input: Which sprinter lit the Olympic flame at the 2000 Summer Olympic Games in Australia?
Example Output: 2000 summer olympics

Example Input: What was Paul McCartney's first solo album called?
Example Output: album

Example Input: The village of Borstal that gave its name to institutions for juvenile criminals is in which British county?
Example Output:
borstal