Student: Premise: "3 girls and one boy playing in the street."\nHypothesis: "Some children are playing on an empty street."\nDo we know that the hypothesis entailed by the premise?.
Teacher: Let's think:

User
Just because 3 girls and one boy playing in the street does not indicate that Some children are playing on an empty street. So the final answer is it is not possible to tell.
Assistant