instruction:
Given a factoid/trivia type question, generate the topic of the question. The topic is the entity the question talks about.
question:
What did Edwin Land invent because of his daughters' wish for instant and 'snappy' results?
answer:
edwin h. land

question:
Which English comedian has joined Amanda Holden as one of the judges on the current series of 'Britain's Got Talent'?
answer:
britain's got talent

question:
What kind of animal is a Corriedale?
answer:
corriedale