Definition: In this task, you are given a public comment from online platforms. You are expected to classify the comment into two classes: identity-attack and non-identity-attack. Identity attack refers to anything rude or disrespectful about someone's identity, including appearance, race, gender, and sexual orientation.
Input: Comment: Dear Bill,

Pure drivel and nonsense; perhaps another inane 'joke'?

The real question is, who reanimated your brain-dead commentary?

Non-identity-attack