About: http://webisa.webdatacommons.org/366030363

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	As far as Amazon and other dealers offering rebates, their posted price is a reflection of the rebates.I know this for sure with Amazon since I have several lens in my wishlist and I check the prices pretty much daily.
http://www.w3.org/ns/prov#wasQuotedFrom	canonrumors.com