About: http://webisa.webdatacommons.org/417196648

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	As suggested earlier, some analysts have chosen to incorporate data harvesting from social-media sites, e.g. micro-blogs such as Twitter or Facebook.
http://www.w3.org/ns/prov#wasQuotedFrom	greenbookblog.org