Premise: "A guy in a red jersey is pointing down."
Hypothesis: "The guy is pointing at his ankle."
Do we know that the hypothesis entailed by the premise? Stream of thoughts:

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
When a person points down it can be at something other than an ankle.
Therefore, the answer is it is not possible to tell.