instruction:
Given a factoid/trivia type question, generate the topic of the question. The topic is the entity the question talks about.
question:
Who married Brooke Shields in 1997?
answer:
brooke shields


question:
Formerly known as Sky Dome, Rogers Centre is home to what American League baseball team, the only MLB team located outside the United States?
answer:
american league


question:
Baja California is part of which country?
answer:

baja california