Leo: Premise: "Punk rock teenager walks with a mean look on his face."\nHypothesis: "The happy teenager had a smile on his face."\nDo we know that the hypothesis entailed by the premise?
Mei: OK, So, let's think first...
Me:
User
The teenager cannot have a smile on his face and a mean look on his face at the same time.
Thus, the answer is no.
Assistant