About: http://webisa.webdatacommons.org/409163033

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	This support is already built in for many services such as Twitter, YouTube, Flickr, Vimeo; but now, support has been added for Instagram, Slideshare and SoundCloud.
http://www.w3.org/ns/prov#wasQuotedFrom	eciad.ca