QUESTION: Premise: "A small crowd cheers on runners during a race by clapping and cheering."
Hypothesis: "A large crowd cheers on toddlers."
Do we know that the hypothesis entailed by the premise?

Let's solve it slowly: Small and large represent two different sizes to quantify. Toddlers do not run to be called as runners.
The answer is no.

QUESTION: Premise: "Two men dressed in blue face each other."
Hypothesis: "The two men are staring at each other."
Do we know that the hypothesis entailed by the premise?

Let's solve it slowly: The two men face each other but aren't necessarily staring at each other.
The answer is it is not possible to tell.

QUESTION: Given the sentence "Man assembling something in lawn while children look on." is it true that "A man is putting together a toy in the yard while his children eagerly wait."?

Let's solve it slowly:
A man assembling something does not imply that he is making a toy.
The answer is it is not possible to tell.