Q: If "One lone man with fist in the air with large rocky mountains in the background." does that mean that "There is a man yelling at the sky."?
Options:
- yes
- it is not possible to tell
- no
A: Not all man with his fist in the air is yelling at the sky.
The answer is it is not possible to tell.

QUESTION: Premise: "Two large black and brown dogs run through the tall grass."
Hypothesis: "The dogs are running."
Is the hypothesis entailed by the premise?
Options:
- yes
- it is not possible to tell
- no

Let's solve it slowly: Two dogs are running on the grass with their unique color.
The answer is yes.

[QUESTION] Test for natural language inference.
Premise: "The bald man with the white mustache is wearing a bluetooth earpiece."
Hypothesis: "A bald man is talking to someone via bluetooth."
Is the hypothesis entailed by the premise?
Options:
- yes
- no
- it is not possible to tell
A bluetooth earpiece that is worn does not a person is talking to anyone.
The answer is it is not possible to tell.

Q: Premise: "Man and women walking on the street."
Hypothesis: "A man walks down the street with women."
Do we know that the hypothesis entailed by the premise?
A: Man and women is a rephrasing of man and with women.
The answer is yes.

QUESTION: Premise: "Four dark-haired men are sitting around a basket of fish while other men stand around them."
Based on this premise, can we conclude that the hypothesis "Four men sit around a basket of fish." is true?
Options:
- yes
- it is not possible to tell
- no

Let's solve it slowly: Men who are sitting is the same thing as men who sit.
The answer is yes.

QUESTION: Premise: "A mountain biker in a green shirt is suspended in the air."
Hypothesis: "A mountain biker in a red shirt is suspended in the air."
Do we know that the hypothesis entailed by the premise?

Let's solve it slowly:
A mountain biker cannot be in a green shirt at the same time he is in a red shirt.
The answer is no.