About: http://webisa.webdatacommons.org/187514667

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	Not just for the product itself (in my case a book), but also promotion posts, guest posts, tutorials, help documentation, and all kinds of other content.
http://www.w3.org/ns/prov#wasQuotedFrom	nathanbarry.com