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 am totally lost no Sox or NBA Finals Or Stanley Cup to watch tonight.  Question: is it a negative tweet?

Output: yes


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: Over here in Germany we have no Crisis, WE ARE CRISIS    Question: is it a negative tweet?


Output: no