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 Input:
Do they serve liquor or have live music?

Ex Output:
Yes


Ex Input:
I want the restaurant to be Kobe for Saturday this week at afternoon 1:30.

Ex Output:
No


Ex Input:
Do they have a number and do they have live music?

Ex Output:
Yes