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.

Example Input: Comment: Only Arabs doing what they do best, killing other Arabs. Black September, Darfur, ISIS/ISIL. Nothing new here.
Example Output: Identity-attack

Example Input: Comment: Yes the Gov. did break a campaign promise.  He said he would "re-engineer" state government.  He has done nothing to improve productivity and pushed for tax and fee hikes for the DOT. The State Govt. remains as ineffective as ever.
Example Output: Non-identity-attack

Example Input: Comment: what a joke! insane!
Example Output:
Non-identity-attack