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: Dear hipster behind me at the game I am finding it very hard to pay attention while you talk about the politics of grapes of wrath. SHUT UP!
3: high amount of anger can be inferred