TASK DEFINITION: In this task you are given a tweet. You must judge whether the author of the tweet is sad or not. Label the instances as "Sad" or "Not sad" based on your judgment. You can get help from hashtags and emojis, but you should not judge only based on them, and should pay attention to tweet's text as well.
PROBLEM: Texans and Astros both shut out tonight. Houston, we're back to normal. #texans #Astros #sadness #losers

SOLUTION: Sad

PROBLEM: Can't believe Zain starting secondary this year 😢

SOLUTION: Sad

PROBLEM: @MUTGuru I know guys that sink $1000s into the game and only to build a team and play solos. But this hear you make nothing on solos.

SOLUTION:
Not sad