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.
--------
Question: Yes, sounds great. Do they serve liquor at the restaurant?

Answer: Yes


Question: What type of movie do you like to watch ? whether you need subtitles?

Answer: Yes


Question: Which movie would you like to watch?

Answer:
Yes