Given the sentence "Three little girls look on as a boy plays the harmonica with an adult guiutarist sitting beside him." is it true that "Three girls are enjoying a bluegrass concert."? Let's be accurate as possible and think first.

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
Because people are playing harmonica and guitar doesn't mean is a bluegrass concert. Final answer: it is not possible to tell.