Task: Assign one of four ordinal intensity classes of emotion E to a given tweet based on 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: Wishing a very Happy Birthday to our awesome dancer, Ruthann!!! We hope your day is magical! #bday  #eatcake
Emotion: joy
Intensity class: 
3: high amount of joy can be inferred