QUESTION: Generate a question with a factual answer?

ANS: How much did the Skylab 1 weigh?

QUESTION: Generate a question with a factual answer?

ANS: Where did Nintendo provide a limited number of Twilight Princess previews?

QUESTION: Generate a question with a factual answer?

ANS: who is Lewis Carroll's youngest brother?

QUESTION: Generate a question with a factual answer?

ANS:
Which group of researchers provided a standard research school environment?