instruction:
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:
No. I need to observe it with subtitles. I need to observe The Aftermath.
answer:
No


question:
In which city and do you have a preferred restaurant?
answer:
Yes


question:
Yes that's good. Is there live music there? And where are they located?
answer:

Yes