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

Ex Output:
Yes

Ex Input:
Movie is playing now. It's a comedy and is directed by tyler perry

Ex Output:
No

Ex Input:
What kind of food do you want?

Ex Output:
Yes