About: http://webisa.webdatacommons.org/338075743

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	The posts will sometimes focus on Open Books, the catalogue of DRM-free ebooks maintained by calibre, as well as on issues such as DRM that strongly affect ebook users.
http://www.w3.org/ns/prov#wasQuotedFrom	calibre-ebook.com