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.

Ex Input:
ACT 4 #anxiety & #depression group. @livingwellihc beginning Mon October 17 for 6 weeks. Contact me to register now! #mindfulness #Halifax

Ex Output:
Sad

Ex Input:
Unfortunately listening to @TodayFM's @cooper_m (as good as his show is) actually makes me want to emigrate #worstgovernmentever

Ex Output:
Sad

Ex Input:
.@WotzupCapeTown - thanks for sharing! Surprise guests! @HumanJurgen & visiting US Tenor Sax @CunninghamColin. #livemusic #capetown #blues

Ex Output:
Not sad