Premise: "Two young men are standing on the sidewalk talking to each other."\nHypothesis: "Two men are talking to one another."\nDo we know that the hypothesis entailed by the premise?
Step-by-step reasoning process below:
yes
Two young men and two men refer to the same people.

Talking to one another is paraphrasing talking to each other.

.

Thus, the answer is yes