QUESTION: Generate a question with a factual answer?

ANS: How many contradictory facts does the problem of the direction of time arise from?

QUESTION: Generate a question with a factual answer?

ANS: What was the North American megafauna extinction coincidental with?

QUESTION: Generate a question with a factual answer?

ANS: What historical event once again freed Estonia?

QUESTION: Generate a question with a factual answer?

ANS:
How many years was normal to span between offices prior to the populares controlling the city?