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: I should have known...  Question: is it a negative tweet?

Output: yes


Input: Consider Input: Tweet: My Twitter Mobile is back... but now my tweetdeck is dead  Stupid World! Question: is it a positive tweet?

Output: no


Input: Consider Input: Tweet: The rain makes drivng to the office on a saturday even more dreary  Question: is it a positive tweet?


Output: no