About: http://webisa.webdatacommons.org/171448696

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	Which is almost exactly the lens I have, except f2.8.....Pentax makes them and very nice too.
http://www.w3.org/ns/prov#wasQuotedFrom	dpreview.com