QUESTION: Premise: "A woman walks with a child down the sidewalk."
Hypothesis: "The woman is walking her grandfather."
Do we know that the hypothesis entailed by the premise?

Let's solve it slowly: The woman can be walking either with a child or with her grandfather.
The answer is no.


QUESTION: Premise: "Two men working together at a construction site."
Hypothesis: "A woman frenches a construction worker."
Do we know that the hypothesis entailed by the premise?

Let's solve it slowly: Men can't be working together if a woman frenches one of them.
The answer is no.


QUESTION: Test for natural language inference.
Premise: "A couple and their child enjoy a day at the beach."
Hypothesis: "A couple and their child are building a sand castle on the beach."
Is the hypothesis entailed by the premise?
Options:
- yes
- no
- it is not possible to tell

Let's solve it slowly:
A couple and their child may not be building a sand castle while at the beach.
The answer is it is not possible to tell.