About: http://webisa.webdatacommons.org/355011322

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	Free is an immediate turn-off for publishers and authors who want to earn a living from their books; unlock suggests breaking DRM, liberate suggests that the books were in prison.
http://www.w3.org/ns/prov#wasQuotedFrom	blogspot.com