In this task, you are given a text from tweets and a boolean question whether this tweet has positive sentiment or negative sentiment. Your task is to generate answer "yes" when the tweet has that particular sentiment, otherwise generate answer "no".

[Q]: Tweet: My eBay purchase still hasn't arrived. I may have been scammed. The lengths I go to get my hands on an Android Vodafone HTC Magic  Question: is it a positive tweet?
[A]: no


[Q]: Tweet: at bowen  haha, I feel smart saying that ! w/ Bahar for some HSC talk. Question: is it a negative tweet?
[A]: no


[Q]: Tweet: Allergies are really bad today! I'm a stuffy mess. Hopefully my client today won't mind  Question: is it a positive tweet?
[A]:
yes