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.

Example Input: That new Kask aero helmet is grim. Especially in yellow. Looks like a safety hard hat ... #TDF #healthandsafety
Example Output: Not sad

Example Input: I am so freaking annoyed that he constantly feels the need to be a time in my life where I'd be happy with just one monitor on my PC
Example Output: Sad

Example Input: @dublinwaltz bts' 화양연화 trilogy MV is my all time fav🙌 quite gloomy but beautiful as well✨
Example Output:
Not sad