About: http://webisa.webdatacommons.org/211534184

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	There is a limit to how many devices on your account can have access to any one document (for most DRM would documents it is 6) such that a book can only be on 6 devices or softwares at one time.
http://www.w3.org/ns/prov#wasQuotedFrom	mobileread.com