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".

Input: Consider Input: 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?

Output: no


Input: Consider Input: Tweet: Having a well-deserved Guinness  Question: is it a positive tweet?

Output: yes


Input: Consider Input: Tweet: just got back from jumbo scrumbo mumbo. they didnt have any pans labyrinths left  but i got ouran and david bowie labyrinth! Question: is it a positive tweet?


Output: no