Generate a question with a factual answer.
Generated: How many letters does the part numbering scheme begin with?

Generate a question with a factual answer.
Generated: Through what period did the symphony not exist?

Generate a question with a factual answer.
Generated: What suggests that Kathmandu is as old as it is?

Generate a question with a factual answer.
Generated: How many times has Tennessee supported Democratic presidential candidates in the general elections since the 1950s?