QUESTION: Generate a question with a factual answer?

ANS: When did an investigation occur under school casualties?

QUESTION: Generate a question with a factual answer?

ANS: What are Russian astronauts called?

QUESTION: Generate a question with a factual answer?

ANS: How many kilometers of Greece's railway is electrified?

QUESTION: Generate a question with a factual answer?

ANS:
Avfuel, a global supplier of what services is headquartered in Ann Arbor?