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

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

[EX Q]: Which Dickens novel is subtitled The Parish Boy's Progress?
[EX A]: charles dickens

[EX Q]: Who played the Waco Kid in the spoof Western Blazing Saddles?
[EX A]:
blazing saddles