[Q] Premise: "Two women sit at a table in a room."
Hypothesis: "Three boys eat pizza."
Do we know that the hypothesis entailed by the premise?
[A] Two woman sitting at a table have nothing to do with three boys eating pizza.
The answer is no.

[Q] Premise: "Three police officers next to a police motorcycle."
Hypothesis: "Police are patrolling the streets."
Do we know that the hypothesis entailed by the premise?
[A] Because police officers are on a motorcycle doesn't mean they are patrolling the street.
The answer is it is not possible to tell.

[Q] Premise: "A boy and girl are dancing."
Hypothesis: "A boy and girl go out for ice cream."
Do we know that the hypothesis entailed by the premise?
[A] A boy and girl are either dancing or out for ice cream.
The answer is no.