[QUESTION] Given the sentence "A young man wearing a helmet rides a skateboard on a ramp." is it true that "A motorcyclist in a helmet rides by."?
A motorcyclist is not necessarily a young man. A motorcyclist would not ride a skateboard.
The answer is no.

Q: Given the sentence "A large crowd of people are sitting outside of a store." is it true that "A store is about to open its doors to a crowd of eager customers."?
A: People sitting outside a store does not imply the store is about to open.
The answer is it is not possible to tell.

QUESTION: Premise: "A guitarist leads a congregation in worship."
Hypothesis: "A man teaches a congregation the new worship song he wrote."
Do we know that the hypothesis entailed by the premise?

Let's solve it slowly: A guitarist is not assumed to be a man. Leads does not imply that the guitarist is teaching. Leading a congregation in worship does not imply that he is teaching a new worship song he wrote.
The answer is it is not possible to tell.

[QUESTION] Given the sentence "A group of folks on a farm getting ready to drive around." is it true that "A woman is at a cash register."?
One woman is not a group of folks. The woman at a cash register would not be on a farm getting ready to drive around.
The answer is no.

Q: Premise: "Three individuals are scuba diving."
Hypothesis: "Three people are on a boat."
Is the hypothesis entailed by the premise?
Options:
- yes
- it is not possible to tell
- no
A: Scuba diving takes place in the water and so you could not be on the boat while doing it.
The answer is no.

[QUESTION] Test for natural language inference.
Premise: "A woman in a green coat walked in the shadows of the city."
Hypothesis: "A woman walks into an alley."
Is the hypothesis entailed by the premise?
Options:
- yes
- no
- it is not possible to tell
Alley ways could be described as the shadows of a city.
The answer is yes.