Q: Given the sentence "A young boy on a harness climbs up a boulder." is it true that "The young boy is a rock climber."?
A: A boy climbs a boulder does not imply the boy is a rock climber.
The answer is it is not possible to tell.

QUESTION: Premise: "A storefront with a sign written in chinese."
Hypothesis: "There is a sign in front of the store."
Do we know that the hypothesis entailed by the premise?

Let's solve it slowly: There is a sign in front of the store shows that there is sign written.
The answer is yes.

[QUESTION] Test for natural language inference.
Premise: "A man is riding a dirt bike on a steep tilt."
Hypothesis: "The man is driving a car."
Is the hypothesis entailed by the premise?
Options:
- yes
- no
- it is not possible to tell
Either the man is riding a dirt bike or driving a car.
The answer is no.

Q: Test for natural language inference.
Premise: "A girl dressed in green rollerskates past a festival crowd."
Hypothesis: "The girl is playing roller derby with her team during the festival."
Is the hypothesis entailed by the premise?
Options:
- yes
- no
- it is not possible to tell
A: The fact that the girl rollerskates past a festival crowd does not indicate that she is on rollerskates because she is playing roller derby with her team.
The answer is it is not possible to tell.

QUESTION: Premise: "One man in a guitar t-shirt sits next to another man in a gray shirt with a nike bag in his lap."
Hypothesis: "There are two men about to play music on the street."
Is the hypothesis entailed by the premise?
Options:
- yes
- it is not possible to tell
- no

Let's solve it slowly: Just because they have a guitar does not mean they are about to play music on the street.
The answer is it is not possible to tell.

QUESTION: Premise: "A small group of people enjoy a row on a long canoe down a picturesque river."
Hypothesis: "A canoe race is being held on the river."
Do we know that the hypothesis entailed by the premise?

Let's solve it slowly:
There is not necessarily a race being held on the river just because people are enjoying a row on a long canoe.
The answer is it is not possible to tell.