Task: Determine the appropriate intensity category of emotion E for the tweet, reflecting the emotional state of the user. 0: no E can be inferred. 1: low amount of E can be inferred. 2: moderate amount of E can be inferred. 3: high amount of E can be inferred.
Tweet: @British_Airways #lost #bag #stillwaiting go home in2days. DM'd you my info and have rung 9times a day. What more can I do? #wheresmybag
Emotion: sadness
Intensity class: 
2: moderate amount of sadness can be inferred