About: http://webisa.webdatacommons.org/162016276

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	Users can add Metadata to their User content, including hashtags (to mark keywords), geotags (to mark your location), comments or other data.
http://www.w3.org/ns/prov#wasQuotedFrom	britannica.com