Q: Premise: "A man with his shirt pulled over his head is standing on a pole."
Hypothesis: "The man is wearing a shirt."
Do we know that the hypothesis entailed by the premise?
A: The man has his shirt pulled over his head which means that he must be wearing a shirt.
The answer is yes.

QUESTION: Premise: "Two people wearing dark clothes are examining a tiger with instruments."
Hypothesis: "The two people are vets who are giving the tiger a check-up."
Do we know that the hypothesis entailed by the premise?

Let's solve it slowly: Vets aren't the only people who can examine a tiger. People examining a tiger with instruments are not necessarily giving the tiger a check up.
The answer is it is not possible to tell.

[QUESTION] Test for natural language inference.
Premise: "Several asians eat food outdoors."
Hypothesis: "A family of several asians are eating dinner together outdoors."
Is the hypothesis entailed by the premise?
Options:
- yes
- no
- it is not possible to tell
Several Asians eating food outdoors are not necessarily family and not necessarily eating dinner together.
The answer is it is not possible to tell.

Q: Premise: "Two men in a dim room surrounded by several computers."
Hypothesis: "The men are working hard."
Do we know that the hypothesis entailed by the premise?
A: Being in a dim room sourroounded by several computers doesn't imply working hard.
The answer is it is not possible to tell.

QUESTION: Premise: "The family play at the coast in the water."
Hypothesis: "The family playing at the water are on vacation."
Do we know that the hypothesis entailed by the premise?

Let's solve it slowly: Playing at the water does not mean they are on vacation.
The answer is it is not possible to tell.

QUESTION: Premise: "A man in a bright green jacket riding a bright yellow motorbike."
Hypothesis: "The man wears a black jacket."
Do we know that the hypothesis entailed by the premise?

Let's solve it slowly:
The jacket can't be bright green and black at the same time.
The answer is no.