Premise: "Bearded man with sunglasses in the mountains."\nHypothesis: "A man scales a rocky cliff while wearing a pair of sunglasses."\nDo we know that the hypothesis entailed by the premise?
Let's think step by step below.
it is not possible to tell
Being in the mountains does not imply he scales a cliff.

.

So, the final answer is it is not possible to tell