Given the emotion anger and the tweet "I'm not saying he might be like big foot but it might be like natural biological father says blood boiling if he cross", 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.
2: moderate amount of anger can be inferred