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: Mmmm free sushi!!  complete happy camper!! and its endless! even better!! Question: is it a negative tweet?

Output: no


Input: Consider Input: Tweet: @darrenhayes Hey... nice to find you here, love your blogs on myspace (hope u saw my comment and mail there) so great to c u here also  Question: is it a negative tweet?

Output: no


Input: Consider Input: Tweet: @sharonhayes: Beirut - A Sunday Smile [...] @jonupchurch ? [Link]~5h41v //Thanks! A great start to my Sunday morning!  Question: is it a positive tweet?


Output: yes