instruction:
Given a factoid/trivia type question, generate the topic of the question. The topic is the entity the question talks about.
question:
In which US state would you find the cities of Chesapeake, Roanoke and Fredericksburg?
answer:
fredericksburg


question:
Aragon and Castile joined to form which country?
answer:
aragon


question:
The Battle of Tewkesbury in 1471 was decisive in which conflict?
answer:

battle of tewkesbury