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".

Example Input: Tweet: at bowen  haha, I feel smart saying that ! w/ Bahar for some HSC talk. Question: is it a negative tweet?
Example Output: no

Example Input: Tweet: @thechurchmouse Hmmm... I just confirmed you are following me... so why am I missing off your list?...  Question: is it a negative tweet?
Example Output: yes

Example Input: Tweet: has been eating all day, gosh my stomach hurts    can't wait for singapore this summer... ANYONE wants any presents? :d Question: is it a negative tweet?
Example Output:
yes