Premise: "Group of people on deck of beach house."
Hypothesis: "Group gathers for cookout."
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
They could be there for drinks instead of for a cookout. The answer is it is not possible to tell.