Q: Premise: "A man wearing black is riding a three-wheeled bicycle down a busy city street."
Based on this premise, can we conclude that the hypothesis "A man is riding a bike outside." is true?
Options:
- yes
- it is not possible to tell
- no
A: yes
Chain-of-thought: The man is riding because he is riding a three-wheeled bicycle.

Q: Given the sentence "A man is looking up at a board." can we conclude that "Somebody is looking at something."?
Options:
- yes
- it is not possible to tell
- no
A: yes
Chain-of-thought: When a person is looking up at a board they are looking at something.

Q: If "A person is in the air with a trick bike." does that mean that "A person is riding a trick bike."?
Options:
- yes
- it is not possible to tell
- no
A: yes
Chain-of-thought: A trick bike when being ridden can be in the air.

Q: If "A man mops a mess outside of his storefront." does that mean that "A man is having lunch ."?
Options:
- yes
- it is not possible to tell
- no
A: 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
A man that mops a mess cannot be the one having lunch.