Student: Premise: "Two laborers are working on a roof with a bright blue sky in the background."
Hypothesis: "The laborers are fixing the chimney."
Do we know that the hypothesis entailed by the premise?.
Teacher: Let's think:

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
Not all laborers working on a roof will be working on a chimney. So the final answer is it is not possible to tell.