Test for natural language inference.\nPremise: "Teller working at a bank."\nHypothesis: "The teller is wearing a teller's hat."\nIs the hypothesis entailed by the premise?\nOptions:\n- yes\n- no\n- it is not possible to tell
Let's think step by step.
it is not possible to tell
We are not told what the teller is wearing therefore we do not know they are wearing a teller's hat.

.

Thus, the answer is it is not possible to tell