[QUESTION] Premise: "A man in a white jacket is on top of a roof sanding it down while standing on a wooden ledge."
Hypothesis: "A man in a white jacket standing on top of a roof sanding it down while standing on the edge of a wooden ledge outside."
Do we know that the hypothesis entailed by the premise?
If a man is on top of a roof he is also outside; if he is standing on a wooden ledge he is also on the edge of the wooden ledge.
The answer is yes.

Q: Test for natural language inference.
Premise: "A hiking man stands on a cliff overlooking a city."
Hypothesis: "A man is hiking the hills outside the city."
Is the hypothesis entailed by the premise?
Options:
- yes
- no
- it is not possible to tell
A: A cliff and a hill are not the same. A place overlooking the city is not necessarily outside the city.
The answer is it is not possible to tell.

QUESTION: Premise: "An asian man is performing his martial arts skills near a body of water."
Hypothesis: "A man is eating fast food."
Is the hypothesis entailed by the premise?
Options:
- yes
- it is not possible to tell
- no

Let's solve it slowly: Man performing his martial arts skills cannot be eating fast food same time.
The answer is no.

[QUESTION] Can we conclude from "A man climbing the face of a rock." that "The man is climbing a rocket."?
Options:
- yes
- no
- it is not possible to tell
A rocket is an engineered device for exploration; the face of a rock would have been here long before man had anything to do with it.
The answer is no.

Q: Given the sentence "A man dressed in a santa suit is climbing up a large concrete building." is it true that "A man climbing up a large concrete building."?
A: A man dressed in a Santa suit is a type of man.
The answer is yes.

[QUESTION] Given the sentence "A group of pedestrians walk down a city street." can we conclude that "The people are running in a race."?
Options:
- yes
- it is not possible to tell
- no
The people cannot both walk and be running at the same time.
The answer is no.