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? What is the address of the restaurant.

Ex Output:
Yes


Ex Input:
Works for me. How pricey are they?

Ex Output:
Yes


Ex Input:
Can you tell me if they have alcohol and live music?

Ex Output:

Yes