Premise: "A mother and her two sons walk behind a horse tied to a boat."\nHypothesis: "A mother and her two sons are taking their boat for a ride on the lake."\nIs the hypothesis entailed by the premise?\nOptions:\n- yes\n- it is not possible to tell\n- no
Let's think step by step.
it is not possible to tell
If the horse is tied to the boat then the mother and her two sons are not taking their boat for a ride on the lake.

.

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