Premise: "A man rides a skateboard down the railing of a staircase in front of a closed storefront."
Hypothesis: "With three people watching him."
Do we know that the hypothesis entailed by the premise? Step by step answer:

Show your work and conclude with the exact phrasing "Therefore, the final answer is [answer]." where [answer] is just the final number or expression that solves the problem.
user
This was the man's first attempt at grinding a railing on his skateboard and the spectators were impressed. Therefore, the final answer is it is not possible to tell.