Premise: "A man donning an orange helmet is climbing up a white glacier."\nHypothesis: "A man is using a harness and carabiners to climb a glacier."\nDo we know that the hypothesis entailed by the premise?
Let's be accurate as possible. Think before you answer.
it is not possible to tell
There are other ways to climb a glacier other than using a harness and carabiners.

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Thus, the answer is it is not possible to tell