Student: Premise: "An old man with a mustache is sitting down holding a gun and smiling."
Hypothesis: "An old man frowns while holding a guitar."
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
An old man can hold a guitar with sit down a gun and smiling. So the final answer is no.