About: http://webisa.webdatacommons.org/282835267

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	I actually have the same issue as well, and it happens on youtube, gmail or other sites.
http://www.w3.org/ns/prov#wasQuotedFrom	superuser.com