instruction:
Given a factoid/trivia type question, generate the topic of the question. The topic is the entity the question talks about.
question:
Which Noble prize-winning novelist is best known for 'And Quiet Flows the Don?
answer:
and quiet flows the don


question:
Seymour is the family name of which English duke?
answer:
duke


question:
Boletus, Chicken of the Woods, Chanterelle, and Crimini are all types of what?
answer:

boletus