instruction:
Given a factoid/trivia type question, generate the topic of the question. The topic is the entity the question talks about.
question:
Joseph Addison and Richard Steele founded (in 1711), and Boris Johnson edited, which British magazine?
answer:
boris johnson


question:
Which country is currently ruled by the Chakri dynasty that has been in power since 1782?
answer:
chakri dynasty


question:
Bon Scott was the lead singer for which famous rock band?
answer:

bon scott