Q: Premise: "A man is rollerblading on a railing."
Hypothesis: "A man is trying to get in a locked car."
Do we know that the hypothesis entailed by the premise?
A: The man is either rollerblading or he is trying to get in a locked car.
The answer is no.

Q: Test for natural language inference.
Premise: "Older woman holding a young boy."
Hypothesis: "Grandma is holding her grandchild."
Is the hypothesis entailed by the premise?
Options:
- yes
- no
- it is not possible to tell
A: The older woman holding a young boy may not necessarily be his grandma and the child may not be her grandchild.
The answer is it is not possible to tell.

Q: Premise: "A lady in a pink coat is walking with an umbrella."
Hypothesis: "The day is downcast."
Is the hypothesis entailed by the premise?
Options:
- yes
- it is not possible to tell
- no
A: A downcast day with rain is not necessarily because a woman in pink walks with an umbrella.
The answer is it is not possible to tell.

Q: Can we conclude from "Two little boys walk towards a bike in front of a yellow wall." that "Two little boys run towards a ball."?
Options:
- yes
- no
- it is not possible to tell
A:
Boys who walk towards a bike can not simultaneously run towards a ball.
The answer is no.