QUESTION: Generate a question with a factual answer?

ANS: Which ships are used for carrying and landing Marines?

QUESTION: Generate a question with a factual answer?

ANS: What was Challis looking for when he saw Neptune the first two times?

QUESTION: Generate a question with a factual answer?

ANS: How many people were buried in the collapsed schools?

QUESTION: Generate a question with a factual answer?

ANS:
How many miles long was the human chain?