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: Anybody know a good place to book a show in #Montreal on short but not super-short notice? #punkrock #postpunk #blues

SOLUTION: Not sad

PROBLEM: Am I the only person in the world that prefers rainy cold day than hot sunny day? \n#summer #melancholy #idontliketosweatuh

SOLUTION: Not sad

PROBLEM: Summer officially ends today. #sadness

SOLUTION:
Sad