About: http://webisa.webdatacommons.org/73069785

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 gives great freedom to completely refactor a whole chapter to see how it comes out and revert or roll back if it comes out wrong. (There is a caveat here.
http://www.w3.org/ns/prov#wasQuotedFrom	ptsefton.com