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.

[EX Q]: That's good. Do they serve liquor and what is there number?
[EX A]: Yes

[EX Q]: No. I need to observe it with subtitles. I need to observe The Aftermath.
[EX A]: No

[EX Q]: That suits me well. Can you tell me if they feature live music?
[EX A]:
Yes