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

[EX Q]: Basil Rathbone made 14 Sherlock Holmes films. Who played the part of Dr Watson?
[EX A]: watson

[EX Q]: 'Dookie' and '21st. Century Breakdown' are albums by which American rock band?
[EX A]: 21st century breakdown

[EX Q]: Who had a number one in 1974 called `Always Yours` Suzi Quattro, Gary Glitter or Pilot?
[EX A]:
always yours