instruction:
Given a factoid/trivia type question, generate the topic of the question. The topic is the entity the question talks about.
question:
Which Union leader of the American Civil War gave his name to a tree in California's 'Sequoia National Park'?
answer:
american civil war

question:
What city was the capital of the Confederacy for most of the Civil War?
answer:
confederate states of america

question:
The 1709 Battle of Malplaquet was part of which War?
answer:
battle of malplaquet