About: http://webisa.webdatacommons.org/67600289

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	This is not a monopoly case, even if Amazon is a market leader, and even though they also own AbeBooks (which has not instituted such a policy, at least yet).
http://www.w3.org/ns/prov#wasQuotedFrom	rarebookhub.com