About: http://webisa.webdatacommons.org/334164614

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	Textbooks, manuals and similar have a rather short shelf life, so those were not seriously threatened, but the rest (fiction, some non-fiction genres, such as history, biographies, etc) that don???t change, they were hit really hard.
http://www.w3.org/ns/prov#wasQuotedFrom	macdailynews.com