QUESTION: Premise: "Two young girls dressed in winter clothes play in a mound of snow."
Hypothesis: "Two sad girls dressed in winter clothes play in a mound of snow."
Is the hypothesis entailed by the premise?
Options:
- yes
- it is not possible to tell
- no

Let's solve it slowly: Two girls who are playing in a mound of snow could be experiencing a myriad of emotions of which sad is just one.
The answer is it is not possible to tell.

QUESTION: Can we conclude from "People walk down a cobblestone street with buildings rising on both sides." that "The people are going into a building."?
Options:
- yes
- no
- it is not possible to tell

Let's solve it slowly: Walking down a cobblestone street between buildings doesn't indicate going into a building.
The answer is it is not possible to tell.

QUESTION: Given the sentence "A construction worker is fixing a large machine." is it true that "A man fixes a tractor."?

Let's solve it slowly:
The man could be fixing a different large machine than a tractor.
The answer is it is not possible to tell.