QUESTION: If "Two people are riding dirt bikes on a sunny day in a forested area." does that mean that "The woman rode the skateboard."?
Options:
- yes
- it is not possible to tell
- no

Let's solve it slowly: One woman is just one person and can't be considered two people. It is not possible for a person to be riding dirt bikes and riding a skateboard simultaneously.
The answer is no.

QUESTION: Can we conclude from "A man in jeans with red shoes bicycles down a street past a brick building." that "A man driving a car."?
Options:
- yes
- no
- it is not possible to tell

Let's solve it slowly: A man driving a car cannot bicycle at the same time.
The answer is no.

QUESTION: Premise: "A dog in a blue sweater is sitting in the grass."
Based on this premise, can we conclude that the hypothesis "A dog sits in grass after a long day of playing." is true?
Options:
- yes
- it is not possible to tell
- no

Let's solve it slowly:
Not all dogs sitting in a grass do so after a long day of playing.
The answer is it is not possible to tell.