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:
What kind of food do you prefer to eat? Which city are you located now?

Ex Output:
Yes


Ex Input:
Are you looking for Italian, Indian or something else?

Ex Output:
Yes


Ex Input:
Yes that's correct. Do they serve liquor?

Ex Output:
Yes