Q: Is the following sentence factually correct?
"Johnny Carson hosted many episodes of The Tonight Show."
Options:
- yes
- no
Chain-of-thought:

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
Jonny Carson was the host of The Tonight Show for years. The answer: yes.