Premise: "A man stacking rocks on a busy boardwalk."\nHypothesis: "A man making a stone fence."\nDo we know that the hypothesis entailed by the premise?
Step-by-step reasoning process below:
it is not possible to tell
A man stacking rocks on a busy boardwalk does not imply that he making a stone fence.

.

Thus, the answer is it is not possible to tell