You are given a sentence from a conversation between a human and a virtual assistant. Your task is to identify whether the sentence is a question or not. Answer with Yes or No.

[Q]: Does the restaurant have any live entertainment? Is their contact information available?
[A]: Yes


[Q]: Ok ,That's great. I need to know its director? who is he?
[A]: Yes


[Q]: Great, your reservation has been placed.
[A]:
No