About: http://webisa.webdatacommons.org/122890387

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	Applies to all document types incl. email, slide decks, video, source code, calendars, todo lists, etc.
http://www.w3.org/ns/prov#wasQuotedFrom	dougengelbart.org