QUESTION: If "A man walking in front of a colorful wall mural." does that mean that "Someone is walking."?
Options:
- yes
- it is not possible to tell
- no

Let's solve it slowly: A man is some a person and can be classified as someone.
The answer is yes.

QUESTION: Premise: "Crowd at the pabst blue ribbon seminar and taste booth."
Hypothesis: "Pabst was the busiest booth."
Is the hypothesis entailed by the premise?
Options:
- yes
- it is not possible to tell
- no

Let's solve it slowly: Just because there was a crowd at the Pabst booth does not mean it was the busiest.
The answer is it is not possible to tell.

QUESTION: Given the sentence "A man fishing off of a small dock at sunset." is it true that "A little boy plays alone on the dock."?

Let's solve it slowly:
One sentence is a man fishing and the other is a boy playing.
The answer is no.