About: http://webisa.webdatacommons.org/69115659

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	Books are made using simple markup language and sent to Dropbox, along with images and other assets, to build a simple book very quickly.
http://www.w3.org/ns/prov#wasQuotedFrom	pbs.org