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: @cultlabs No problem! Pleasure  Question: is it a negative tweet?

Output: no


Input: Consider Input: Tweet: had a great night, despite the massive hangover headache that i'm now experiencing...tommy's bacalaureate at 4 &amp; back to work tomorrow  Question: is it a positive tweet?


Output: no