QUESTION: Premise: "A young male practicing tricks with his skateboard on a cement curb."
Hypothesis: "A young man is skateboarding in a skate park."
Do we know that the hypothesis entailed by the premise?

Let's solve it slowly: A man can skateboard and not be in a skate park.
The answer is it is not possible to tell.

QUESTION: Premise: "Men in a bicycle race going down a hill."
Based on this premise, can we conclude that the hypothesis "Three men are racing down a dirt hill." is true?
Options:
- yes
- it is not possible to tell
- no

Let's solve it slowly: The men are racing down a hill but not a dirt hill.
The answer is it is not possible to tell.

QUESTION: Given the sentence "A woman with a baby carriage walks towards a group of young men." is it true that "A woman is walking."?

Let's solve it slowly:
A woman with a baby carriage that walks must be a woman that's walking.
The answer is yes.