About: http://webisa.webdatacommons.org/448418331

Property	Value
http://www.w3.org/1999/02/22-rdf-syntax-ns#type	http://www.w3.org/ns/prov#Entity
http://www.w3.org/ns/prov#value	it is totally idiotic, and it applies to all links to posts, including the one when you have just posted a comment via a new window rather than the embedded form.
http://www.w3.org/ns/prov#wasQuotedFrom	slashdot.org