Premise: "A man and a woman are riding bikes on a street."\nHypothesis: "The couple is riding to the supermarket."\nDo we know that the hypothesis entailed by the premise?
Let’s work this out in a step by step way to be sure we have the right answer.
it is not possible to tell
A man and a woman does not necessarily imply they are couple and the fact that they are riding bikes on a street does not necessarily mean that they are riding to the supermarket.

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So, the answer is it is not possible to tell