About: http://webisa.webdatacommons.org/142529766

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	Just to add some meat to the discussion, here was an interesting, specific claim mentioned there (emphasis mine):
http://www.w3.org/ns/prov#wasQuotedFrom	stackexchange.com