About: http://webisa.webdatacommons.org/327318297

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	The world HATES you, so there is a little thing to know of volatile: sometimes it does not work :-) :-) Read, in the same page of the other example, the section The volatile keyword, the part UNDER the red box.
http://www.w3.org/ns/prov#wasQuotedFrom	stackoverflow.com