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:
That's right. Do they serve alcohol? And how expensive is the place?

Ex Output:
Yes


Ex Input:
Where is the restaurant?

Ex Output:
Yes


Ex Input:
The contact number for reservations is 408-645-5001.

Ex Output:

No