instruction:
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.
question:
Comment: And you know this because ??? On a further note, the public discourse on this issue is completely out of hand and untruthful filled with opinion and largely absent of fact, so yes, in a sense I get irritated over the nonsense, but not enough to lose sleep over. I  just hope some of the fence sitters read these blogs and don't buy into the propaganda.
answer:
Non-identity-attack


question:
Comment: PM Trudeau and his Liberals in Canada don't seem to care if Canadian-made armoured vehicles are shipped to Sunni Saudi Arabia and used to suppress, kill and injure Shia and other Muslim protesters.

So what's the problem?
answer:
Identity-attack


question:
Comment: Perhaps, i was too  generous, maybe feeling even a little bit sorry for this lot of incompetent sad sacks.
answer:

Non-identity-attack