QUESTION: Premise: "The scuba diver is underwater."
Hypothesis: "The diver is surrounded by water."
Is the hypothesis entailed by the premise?
Options:
- yes
- it is not possible to tell
- no

Let's solve it slowly: The scuba diver is a diver and his surrounded by water is equivalent to scuba driver underwater.
The answer is yes.

[QUESTION] Premise: "This is beautiful evening with the river and the setting sun."
Hypothesis: "A cow flying over the moon."
Do we know that the hypothesis entailed by the premise?
A beautiful evening and the sun is inconsistent with a cow and the moon.
The answer is no.

Q: Test for natural language inference.
Premise: "A bald man is looking at a woman."
Hypothesis: "The woman is looking back at the man."
Is the hypothesis entailed by the premise?
Options:
- yes
- no
- it is not possible to tell
A: The man can be looking at the woman without the woman looking back at the man.
The answer is it is not possible to tell.

QUESTION: Given the sentence "A woman walks a baby in a stroller outside on a sunny day." is it true that "A woman walks a baby in a stroller on the sidewalk."?

Let's solve it slowly: A woman walks a baby in a a stroller does not imply being on the sidewalk.
The answer is it is not possible to tell.

[QUESTION] Given the sentence "A man wearing a suit and tie kicking his heels together." can we conclude that "A man is very happy after celebrating his birthday."?
Options:
- yes
- it is not possible to tell
- no
Not all men are very happy. The fact that the man is wearing a suit and tie and kicking his heels together doesn't necessarily imply it is his birthday.
The answer is it is not possible to tell.

Q: Can we conclude from "Group of people walking down a stone walkway." that "Group of people walking down a stone walkway on the way to the bar."?
Options:
- yes
- no
- it is not possible to tell
A:
The group could be walking anywhere other than a bar in the first sentence.
The answer is it is not possible to tell.