QUESTION: Premise: "A man skateboarding down a street while two other men look on."
Hypothesis: "A girl rides a skateboard in a skatepark."
Is the hypothesis entailed by the premise?
Options:
- yes
- it is not possible to tell
- no

Let's solve it slowly: A girl can't be described as being a man. A person in a skatepark can't be on the street at the same exact instant.
The answer is no.


QUESTION: Given the sentence "Two girls dressed in bikinis walk outside." is it true that "Group of women in bikinis walking to the beach."?

Let's solve it slowly: Two girls don't necessarily qualify as being a group. Girls in bikinis walking outside can be headed some place other than a beach.
The answer is it is not possible to tell.


QUESTION: If "A cyclist in a helmet is driving down a slope on his bike." does that mean that "A cyclist is riding his bike."?
Options:
- yes
- it is not possible to tell
- no

Let's solve it slowly:
A cyclist in a helmet can only be riding his bike.
The answer is yes.