QUESTION: Given the sentence "A crowd of people are passing a person over their heads at a music concert." is it true that "The crowd is at a restaurant."?

Let's solve it slowly: A restaurant would likely not allow people passing a person over their heads or a music concert.
The answer is no.

[QUESTION] Premise: "A child sits on a motorcycle which as an american flag coming out the back."
Based on this premise, can we conclude that the hypothesis "A blond girl sits on a harley." is true?
Options:
- yes
- it is not possible to tell
- no
The sentence does not say a blond girl or that its a Harley.
The answer is it is not possible to tell.

Q: Premise: "There is a woman standing in a bus stop."
Based on this premise, can we conclude that the hypothesis "A woman stand near a bus stop." is true?
Options:
- yes
- it is not possible to tell
- no
A: If a woman is standing in a bus stop then she would also be near the bus stop.
The answer is yes.

QUESTION: Premise: "A man playing a guitar in the fog around other musical instruments on stage."
Hypothesis: "The band is playing outdoors."
Do we know that the hypothesis entailed by the premise?

Let's solve it slowly: Only a man is playing guitar on stage. He may not be part of a band and is definitely not playing outdoors.
The answer is it is not possible to tell.

[QUESTION] Test for natural language inference.
Premise: "Man walks along a river bed approaching a bridge."
Hypothesis: "The weather is nice."
Is the hypothesis entailed by the premise?
Options:
- yes
- no
- it is not possible to tell
Just because a man walks along a river does not mean the weather is nice.
The answer is it is not possible to tell.

Q: Given the sentence "Two men are in a small boat and spraying water at something." is it true that "Two sad men are in a small boat and spraying water at something."?
A:
The two men in the boat do not have to be sad.
The answer is it is not possible to tell.