instruction:
Given a factoid/trivia type question, generate the topic of the question. The topic is the entity the question talks about.
question:
Brothers Richard and Simon Mantell played which sport for England in the 2010 Commonwealth Games?
answer:
2010 commonwealth games


question:
Devil's Tower National Monument in Wyoming, USA features prominently in which landmark 1977 science fiction film?
answer:
devils tower


question:
Which late English singer released albums entitled 'Frank' and 'Back to Black'?
answer:

back to black