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: Math exam done. Thats two down, five to go  x Question: is it a negative tweet?

Output: yes


Input: Consider Input: Tweet: HTC Hero is here (in europe   ) [Link] Question: is it a negative tweet?

Output: yes


Input: Consider Input: Tweet: @howlatthemoon No choice, had to go where there was work  Question: is it a negative tweet?


Output: yes