[QUESTION] If "Two people hike up a snowy hill." does that mean that "Two people hiking."?
Options:
- yes
- it is not possible to tell
- no
The people may not be hiking which usually denote a longer trip. They could just be on a hike which can mean a shorter walk.
The answer is it is not possible to tell.

Q: Premise: "A man with a black hat is standing and shading his eyes."
Hypothesis: "A man is standing out in the hot sun."
Do we know that the hypothesis entailed by the premise?
A: The man is shading his eyes and that does not necessarily mean that he is in the hot sun.
The answer is it is not possible to tell.

QUESTION: Premise: "An elderly man and woman observe a wooden contraption with a tube."
Hypothesis: "Two people are looking through a tube."
Do we know that the hypothesis entailed by the premise?

Let's solve it slowly: An elderly man and a woman are both people and there are two of them.
The answer is yes.

[QUESTION] Premise: "Three young boys are crouching to look at books."
Hypothesis: "They like to read."
Is the hypothesis entailed by the premise?
Options:
- yes
- it is not possible to tell
- no
The might not like to read and maybe are forced to.
The answer is it is not possible to tell.

Q: Given the sentence "Get that ball away from my shoes or i'll step on your face." can we conclude that "A ball is covered in dirt."?
Options:
- yes
- it is not possible to tell
- no
A: Not all ball they want away from their shoes is covered in dirt.
The answer is it is not possible to tell.

[QUESTION] Given the sentence "Three young boys walking down sidewalk." can we conclude that "A herd of zebras are jumping over a river."?
Options:
- yes
- it is not possible to tell
- no
Three boys are not a herd of zebras. Walking down a sidewalk is not jumping over a river.
The answer is no.