Question: Yes / no, is the following a verifiable fact?
"There have been several movies based on Zorro that have been released." Let's think first. Step-by-step reasoning:

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
Zorro is a cinematic character that has many of movies made about.
So, the final answer is yes.