About: http://webisa.webdatacommons.org/28210224

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	they indexed everything, especially content marked as something to avoid???
http://www.w3.org/ns/prov#wasQuotedFrom	slideshare.net