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:
What was the title of the first feature film made in Cinemascope?
answer:
cinemascope


question:
Who wrote 'The Allegory of Love' and 'Mere Christianity' in the 20th century?
answer:

the allegory of love