Yes / no, is the following a verifiable fact?
"Princeton, New Jersey occupies an area North of the Mason-Dixon Line." Let's think first. Step-by-step reasoning process:

Show your work and conclude with the exact phrasing "Therefore, the final answer is [answer]." where [answer] is just the final number or expression that solves the problem.
user
The Mason-Dixon Line separates regions of the United States many miles south of Princeton, New Jersey. So, the answer is yes.