About: http://webisa.webdatacommons.org/293017592

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	Like Colin, I carry a UV filter to keep the lens clean when the air is dirty, etc, but most of the time it is in my bag.
http://www.w3.org/ns/prov#wasQuotedFrom	airliners.net