Given the emotion anger and the tweet "@FitnessFirstAU something needs to be done about people hogging machines - nobody can use 3 machines at one time! #angry #notfair #whypay", classify the intensity of the emotion displayed in the tweet. The classification options are: 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.
3: high amount of anger can be inferred