Premise: "Three children pose for a photograph by a rock."
Hypothesis: "Three kids grin ear to ear."
Do we know that the hypothesis entailed by the premise?
Let's solve step-by-step:

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
Just because they pose for a photograph does not imply that they grin. The answer is it is not possible to tell.