QUESTION: Generate a question with a factual answer?

ANS: In what type of sea did typical Proterozoic geology come to be?

QUESTION: Generate a question with a factual answer?

ANS: How many grapes are generally in a cluster?

QUESTION: Generate a question with a factual answer?

ANS: In what year were Machine-room-less elevators first allowed?

QUESTION: Generate a question with a factual answer?

ANS:
Where does 27th Street start?