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: Longest 'nap' evar. Bizzare tease dream. Plot: crew and I build &amp; board DIY SPACEROCKET because Burning Man held ON MARS this year. Rad.  Question: is it a positive tweet?
Example Output: yes

Example Input: Tweet: @londonsymphony love all the LDN orchs. But they're mired in tech mud. Surprised #Philharmonia is not on the ball.The #LPO twitter act is  Question: is it a negative tweet?
Example Output: yes

Example Input: Tweet: @jimmyfallon we loved tonight's opening here on the left coast  Question: is it a negative tweet?
Example Output:
no