In this task you are given a tweet. You must judge whether the author of the tweet is angry or not. Label the instances as "Angry" or "Not angry" based on your judgment.

Example Input: @bt_uk why does tracking show my equipment delivered, when it wasn't? Why is my service suddenly delayed? We've already 3 weeks.
Example Output: Angry

Example Input: @GarthJennings loved #sing #tiff but 1 q there is 1 japanese line but obviously spoken by non japanese. no way to find japanese for 1 line?
Example Output: Not angry

Example Input: @RussellHartness @Mariners @BlueJays : Wrongdoing! Grrr. After the fact, I know, but emailing displeasure now anyway .
Example Output:
Angry