Premise: "Three teenage boys sitting down talking and fixing their shoes."\nHypothesis: "A group of boys chat together."\nDo we know that the hypothesis entailed by the premise?
Let’s work this out in a step by step way to be sure we have the right answer.
yes
Teenage boys are boys between 13 and 19.

Three teenage boys are a group of boys.

.

The final answer: yes