About: http://webisa.webdatacommons.org/175185772

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	Didn't find any relevant question here, except for this one - the answer highlights what I already suspected.
http://www.w3.org/ns/prov#wasQuotedFrom	stackexchange.com