QUESTION: Can we conclude from "There are three men in black and two of them are walking while holding trays of food." that "People carrying food on trays."?
Options:
- yes
- no
- it is not possible to tell

Let's solve it slowly: One of the three men is not carrying food on a tray.
The answer is it is not possible to tell.

QUESTION: Premise: "There is a crowd gathered and are sitting and waiting patiently."
Based on this premise, can we conclude that the hypothesis "The people are waiting on a show to start." is true?
Options:
- yes
- it is not possible to tell
- no

Let's solve it slowly: They may be waiting for a speech instead of waiting on a show to start.
The answer is it is not possible to tell.

QUESTION: Given the sentence "Two policemen standing in a parking lot." can we conclude that "The donut shop banned the cops."?
Options:
- yes
- it is not possible to tell
- no

Let's solve it slowly:
The donut shop banned the cops would happen when they were inside the donut shop and would not happen when they were standing in a parking lot.
The answer is no.