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

Input: Consider Input: The Briish Airways subsidiary BA Connect was sold to which other airline?

Output: airline


Input: Consider Input: Cinder Cone, composite, and shield are all types of what?

Output: cinder cone


Input: Consider Input: In February 1987, which UK airline was privatised and listed on the London Stock Exchange?


Output: airline