Evaluate the tweet for the intensity of the emotion anger. The categories are as follows: 0: no anger can be inferred, 1: low amount of anger can be inferred, 2: moderate amount of anger can be inferred, 3: high amount of anger 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.
2: moderate amount of anger can be inferred