instruction:
Given a factoid/trivia type question, generate the topic of the question. The topic is the entity the question talks about.
question:
Who in the 1930's wrote the novel 'Cakes And Ale'?
answer:
cakes and ale


question:
The Briish Airways subsidiary BA Connect was sold to which other airline?
answer:
airline


question:
Name the paranoid android in the Hitchhikers Guide to the Galaxy series by Douglas Adams.?
answer:

the hitchhiker's guide to the galaxy