QUESTION: Can we conclude from "A man wearing a blue shirt stands between two walls." that "The man is in a hallway."?
Options:
- yes
- no
- it is not possible to tell

Let's solve it slowly: A hallway is not the only type of passage that can be between two walls.
The answer is it is not possible to tell.

QUESTION: Premise: "Buff african american man waits for subway at wall street station."
Hypothesis: "A man is going home from work."
Is the hypothesis entailed by the premise?
Options:
- yes
- it is not possible to tell
- no

Let's solve it slowly: The man may have waiting for the subway to go somewhere else and not to home from work.
The answer is it is not possible to tell.

QUESTION: Can we conclude from "The woman talks on her cellular phone while walking on a city street." that "Someone is talking on a cell phone."?
Options:
- yes
- no
- it is not possible to tell

Let's solve it slowly:
A woman is someone and a cellular phone is a cell phone.
The answer is yes.