QUESTION: Premise: "A young boy in a striped shirt is playing with twigs in a grassy field."
Hypothesis: "The boy is playing outside in a field."
Do we know that the hypothesis entailed by the premise?

Let's solve it slowly: A boy playing in a grassy field must be playing outside in a field.
The answer is yes.

QUESTION: Premise: "A demonstration in the middle of a crowded airport."
Based on this premise, can we conclude that the hypothesis "A crowed airport is full of angry people." is true?
Options:
- yes
- it is not possible to tell
- no

Let's solve it slowly: The airport is crowded because there are a lot of angry people holding a demonstration.
The answer is yes.

QUESTION: Premise: "Young black boys walk around on sand on a sunny day."
Hypothesis: "Young black boys walk around on sandy beach on a sunny day."
Do we know that the hypothesis entailed by the premise?

Let's solve it slowly:
The fact the boys walk around on sand does not necessarily imply the sand is from a beach.
The answer is it is not possible to tell.