Q: Premise: "Two men are building something together."
Hypothesis: "Two guys are building a boat together."
Do we know that the hypothesis entailed by the premise?
A: A boat isn't the only thing that two men can build together.
The answer is it is not possible to tell.

Q: Given the sentence "A woman is using a laptop in a restaurant." can we conclude that "A person is riding a bicycle."?
Options:
- yes
- it is not possible to tell
- no
A: A woman can use a laptop in a restaurant while a person is riding a bicycle.
The answer is no.

Q: Can we conclude from "A man grinds with his skateboard on a rail with a man in the background watching." that "A skateboarder jumps over a rail."?
Options:
- yes
- no
- it is not possible to tell
A: The same skateboarder cannot grind a rail if he jumps over it.
The answer is no.

Q: If "A man carries a trash bag along with his cane." does that mean that "The man is homeless."?
Options:
- yes
- it is not possible to tell
- no
A:
A man can carry a trash bag with a cane without being homeless.
The answer is it is not possible to tell.