QUESTION: Premise: "Three men in hard hats work in a pile of concrete."
Hypothesis: "Three men in hard hats work in a pile of concrete in buildings."
Do we know that the hypothesis entailed by the premise?

Let's solve it slowly: Working in a pile of concrete in buildings does not follow working in a pile of concrete.
The answer is yes.

[QUESTION] Premise: "A janitor stands on a moving walkway whilst cleaning in an airport."
Hypothesis: "A janitor is cleaning the front area of the airport."
Do we know that the hypothesis entailed by the premise?
The front area of an airport does not always necessarily have to have a moving walkway. And moving walkways do not have to be placed in the front area of the airport. They can be put anywhere in the airport. Or the airport can just not have them.
The answer is it is not possible to tell.

Q: If "An open outdoor area with a fountain where people are gathered to talk with each other or wait for someone." does that mean that "The people are talking."?
Options:
- yes
- it is not possible to tell
- no
A: People are gathered to talk is a rephrasing of people are talking.
The answer is yes.

QUESTION: Test for natural language inference.
Premise: "Two men stand near a wall that has writing painted on it."
Hypothesis: "The men are near a wall."
Is the hypothesis entailed by the premise?
Options:
- yes
- no
- it is not possible to tell

Let's solve it slowly: The painted wall is the same where the two men are standing.
The answer is yes.

[QUESTION] Premise: "A group of adolescents dressed in uniforms are walking down the street."
Hypothesis: "The teenagers are on their way to school."
Do we know that the hypothesis entailed by the premise?
A group of adolescents dressed in uniforms are not necessarily on their way to school.
The answer is it is not possible to tell.

Q: Premise: "A man is walking by a pole with a no pets sign."
Based on this premise, can we conclude that the hypothesis "There is a no pets sign on the pole." is true?
Options:
- yes
- it is not possible to tell
- no
A:
A pole with a no pets sign infers that the sign is on the pole.
The answer is yes.