About: http://webisa.webdatacommons.org/409125196

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	Thankfully it is not hard to harden it a little (those five steps, off the top of my head are a start), and if you _really_ want to tie it down it is not impossible.
http://www.w3.org/ns/prov#wasQuotedFrom	antionline.com