Compared to other corpora mentioned in the related work, this corpus is the largest one to date that covers different domains and spans several registers of usergenerated Web content.
the corpus comprises four registers (comments to articles, forum posts, blogs, and argumentative newswire articles) and covers six domains related to educational controversies (homeschooling, private vs. public schools, mainstreaming, single-sex education, prayer in schools, and redshirting).