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

Example Input: Barabas is the central character in what 16th century play?
Example Output: barabas

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

Example Input: Which country hosted the 1994 FIFA World Cup?
Example Output:
1994 fifa world cup