About: http://webisa.webdatacommons.org/358007547

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	Besides the fact that you should read it all, here is the most interesting part:
http://www.w3.org/ns/prov#wasQuotedFrom	stackexchange.com