[QUESTION] Premise: "A man wearing a microphone and two teenagers study something in their hands."
Hypothesis: "The two boys and the man are all chatting to each other."
Do we know that the hypothesis entailed by the premise?
One not generally study something and chat at the same time.
The answer is no.

Q: Test for natural language inference.
Premise: "A race car driver smiles and gives the thumbs up before a race."
Hypothesis: "A race car driver is about to race."
Is the hypothesis entailed by the premise?
Options:
- yes
- no
- it is not possible to tell
A: It must be before a race if the driver is about to race.
The answer is yes.

QUESTION: Premise: "A man talking to a person dressed as a brown ape."
Hypothesis: "It is halloween."
Do we know that the hypothesis entailed by the premise?

Let's solve it slowly: A person can be dressed as an ape without it being halloween.
The answer is it is not possible to tell.

[QUESTION] Given the sentence "Two girls with purple hair and a short-haired woman are smiling." can we conclude that "There are three females in close proximity."?
Options:
- yes
- it is not possible to tell
- no
The two girls proximity to the short-haired worman is implied by their mention together all smiling.
The answer is yes.

Q: Can we conclude from "7 people who are wearing all black are walking on a glacier." that "7 people feel cold."?
Options:
- yes
- no
- it is not possible to tell
A: People wearing jackets and walking on a glacier doesn't necessarily mean that they feel cold.
The answer is it is not possible to tell.

[QUESTION] Test for natural language inference.
Premise: "A competitive runner stops to tie his shoes."
Hypothesis: "The man is barefoot."
Is the hypothesis entailed by the premise?
Options:
- yes
- no
- it is not possible to tell
A competitive runner can not tie his shoes if he his barefoot.
The answer is no.