About: http://webisa.webdatacommons.org/133426614

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	Also, I have found that Calibre seems to run much slower when I leave multiple formats of things lying around, so when the book is an epub I have converted, I have removed the epub original into a backup directory outside of Calibre.
http://www.w3.org/ns/prov#wasQuotedFrom	mobileread.com