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 Q]: Do they serve liquor? What is the address of the restaurant.
[EX A]: Yes

[EX Q]: A quarter to 1 in the afternoon, please.
[EX A]: No

[EX Q]: Nevermind - I've changed my mind. I want to watch Pet Sematary.
[EX A]:
No