About: http://webisa.webdatacommons.org/118566565

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	While I have hired the 21mm on occasion, the 15mm was the one I bought, mainly for big, night sky shots.
http://www.w3.org/ns/prov#wasQuotedFrom	canonrumors.com