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

[Q]: What did Edwin Land invent because of his daughters' wish for instant and 'snappy' results?
[A]: edwin h. land

[Q]: Brasilia is the capital but which city in Brazil has the largest population?
[A]: brazil

[Q]: Which TV comedy drama series featured a character called Claude Erskine-Brown?
[A]:
julian curry