About: http://webisa.webdatacommons.org/221323143

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	Some lenses, such as the 17-55 f2.8, also have vents near the base of the filter threads.
http://www.w3.org/ns/prov#wasQuotedFrom	canonrumors.com