QUESTION: Generate a question with a factual answer?

ANS: When was an oath requiring militia to abjure the pretensions of the pope replaced?

QUESTION: Generate a question with a factual answer?

ANS: How many years was Parral an important economic and cultural center?

QUESTION: Generate a question with a factual answer?

ANS: Of what duration are symbiotic relationships?

QUESTION: Generate a question with a factual answer?

ANS:
What kind of oaks are in the central and southern portions?