QUESTION: Premise: "Two people walking a path on the side of a mountain."
Hypothesis: "The two people were hiking together."
Do we know that the hypothesis entailed by the premise?

Let's solve it slowly: You can be hiking next to a stranger. You don't have to be together.
The answer is it is not possible to tell.

[QUESTION] Test for natural language inference.
Premise: "A man ducks down as a dog flies over his head to fetch a frisbee."
Hypothesis: "Bob and his dog play fetch on the moon."
Is the hypothesis entailed by the premise?
Options:
- yes
- no
- it is not possible to tell
Ducking down and being able to play fetch are not the same.
The answer is no.

Q: Premise: "Children play on a giant work of art."
Hypothesis: "Kids are playing on a sculpture."
Do we know that the hypothesis entailed by the premise?
A: A work of art does not necessarily have to be a sculpture.
The answer is it is not possible to tell.

QUESTION: Can we conclude from "An old man in traditional costume seems to be in a cheerful mood." that "A happy man in a costume is getting ready to act."?
Options:
- yes
- no
- it is not possible to tell

Let's solve it slowly: A cheerful old man in a costume isn't necessarily getting ready to act.
The answer is it is not possible to tell.

[QUESTION] Premise: "Guy getting really into his guitar solo."
Hypothesis: "A man is playing a guitar."
Do we know that the hypothesis entailed by the premise?
A guy is a man. Someone who is into his guitar solo is playing a guitar.
The answer is yes.

Q: Premise: "A white bearded man sitting on a bench watching boats."
Hypothesis: "A man sitting on a bench."
Is the hypothesis entailed by the premise?
Options:
- yes
- it is not possible to tell
- no
A:
If the man has a beard or not he is a man.
The answer is yes.