Please answer the following question by reasoning step-by-step.
Premise: "Guy in white fuzzy jacket plays guitar while a man in purple button up sings."\nHypothesis: "A man wearing a white fuzzy jacket is playing the guitar for the man in purple who is singing."\nDo we know that the hypothesis entailed by the premise?

yes
In sentence two the guy playing guitar is instead referred to as a man.

He is described as playing the guitar for a man in purple who sings along.

.

So, the final answer is yes