About: http://webisa.webdatacommons.org/248259020

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	[Edit]: There are a bunch of insights, clarifications and corrections in the comments, so please read those as well!
http://www.w3.org/ns/prov#wasQuotedFrom	stackoverflow.com