Premise: "A group of adolescents dressed in uniforms are walking down the street."\nHypothesis: "The teenagers are on their way to school."\nDo we know that the hypothesis entailed by the premise?
Let's be accurate as possible and think first.
it is not possible to tell
A group of adolescents dressed in uniforms are not necessarily on their way to school.

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The answer: it is not possible to tell