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

Example Input: What sport features in the films `He Got Game` (1998), `Flubber` (1997) and `Celtic Pride` (1996)?
Example Output: celtic pride

Example Input: Grace Anna Goodhue was the wife of which US President?
Example Output: grace coolidge

Example Input: Which controversial 1992 song by the punk band Body Count was co-written by the group's vocalist Ice-T and provoked a national debate about freedom of speech in the US?
Example Output:
ice-t