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

Which Bob Dylan song begins You got a lotta nerveTo say you are my friend. When I was down, You just stood there grinning?
bob dylan

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

What hugely popular cereal crop has varieties including Arborio (Italy), Ambemohar (India), Doongara (Australia), and Uruchimai (Japan)?

arborio rice