QUESTION: If "A boy jumps into a pool while lifeguards watch." does that mean that "A boy sunbathes at the pool."?
Options:
- yes
- it is not possible to tell
- no

Let's solve it slowly: One cannot jump into a pool and sunbathe at the pool simultaneously.
The answer is no.

[QUESTION] Premise: "A man with sunglasses and a black shirt feeds ice cream to a girl with an orange dress on who is sitting beside an opened bag."
Based on this premise, can we conclude that the hypothesis "A young couple shares ice cream outdoors." is true?
Options:
- yes
- it is not possible to tell
- no
A man feeding a girl some ice cream is not necessarily a young couple.
The answer is it is not possible to tell.

Q: Test for natural language inference.
Premise: "Three dogs are running side by side on the grass."
Hypothesis: "Three dogs are playing poker."
Is the hypothesis entailed by the premise?
Options:
- yes
- no
- it is not possible to tell
A: Dogs can not be running side by side and playing poker.
The answer is no.

QUESTION: Test for natural language inference.
Premise: "A woman is playing tennis."
Hypothesis: "A woman plays a game."
Is the hypothesis entailed by the premise?
Options:
- yes
- no
- it is not possible to tell

Let's solve it slowly: Tennis is a game so if a woman is playing tennis then she is playing a game.
The answer is yes.

[QUESTION] Premise: "Horseback riders file down a wooded path."
Hypothesis: "The amateur riders wear helmets for safety."
Do we know that the hypothesis entailed by the premise?
Not all horseback riders are an amateur and file down a path does not imply to wear a helmet.
The answer is it is not possible to tell.

Q: Premise: "A brown dog is biting a green object."
Hypothesis: "The dog is brown."
Is the hypothesis entailed by the premise?
Options:
- yes
- it is not possible to tell
- no
A:
Whatever action the dog is taking does not change that he is a a brown dog.
The answer is yes.