[QUESTION] Given the sentence "A young boy plays basketball while a few people behind him look on." is it true that "The boy is playing baseball."?
The young boy is playing basketball so he can not also be playing baseball.
The answer is no.

Q: Can we conclude from "A small girl sits on a ledge by the water contemplating life." that "There is a girl outside."?
Options:
- yes
- no
- it is not possible to tell
A: The girl is on a ledge by water so she must be outside.
The answer is yes.

QUESTION: Premise: "There are two children in the water and one balancing on a float and they are all wearing helmets."
Hypothesis: "The children are playing in the water."
Is the hypothesis entailed by the premise?
Options:
- yes
- it is not possible to tell
- no

Let's solve it slowly: One child balancing on a float indicates that they are playing in the water.
The answer is yes.

[QUESTION] If "Two firemen turning the water on in the hoses." does that mean that "There is a fire they are fighting."?
Options:
- yes
- it is not possible to tell
- no
Just because firemen are turning the water on it doesn't mean there is a fire.
The answer is it is not possible to tell.

Q: If "A group of people inside a building are sitting on chairs at several tables; some have coffee cups and another is looking at a netbook computer." does that mean that "The people are about to have a meeting."?
Options:
- yes
- it is not possible to tell
- no
A: People may sit together when they are not about to have a meeting.
The answer is it is not possible to tell.

[QUESTION] Test for natural language inference.
Premise: "An elderly asian man is wearing a colorful hat and sitting in a chair."
Hypothesis: "A seated man wearing a hat."
Is the hypothesis entailed by the premise?
Options:
- yes
- no
- it is not possible to tell
There is a man siting on a chair wearing a colorful hat.
The answer is yes.