Delete your comment, flag any associated comments for deletion.
A toy example:
User 1: "I think there is a mistake on the third paragraph. Not every $X$ is a $Y$!"
User 2: "Sorry, I don't understand. Isn't every $X$ a $Y$ when we are
in a $Z$?
User 1: "No, that only holds for specific $Z$'s."
User 2: "Ok, thanks!"
All such comments ...