About: http://webisa.webdatacommons.org/17235837

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	With that preface, here are the most likely reasons for the more elaborate procedure:
http://www.w3.org/ns/prov#wasQuotedFrom	stackexchange.com