Task: Determine the appropriate intensity class for the tweet, reflecting the level of emotion E experienced by 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: Will give #sleepnumber another chance for customer service. Today's growl is 15+ minutes on hold. Overall bed + service = very unimpressive.
Emotion: anger
Intensity class: 
2: moderate amount of anger can be inferred