QUESTION: Generate a question with a factual answer?

ANS: What's the abbreviation for a printed wiring board?

QUESTION: Generate a question with a factual answer?

ANS: What happened to film speeds of black-and-white negative film?

QUESTION: Generate a question with a factual answer?

ANS: Where did the Eighth United States and ROK get pushed back to?

QUESTION: Generate a question with a factual answer?

ANS:
Even in other places, of what did the legions keep observance?