About: http://webisa.webdatacommons.org/359823201

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	Yes, obviously (different airlines, aircraft types etc -- and what about the people who keep track of registrations?) but I am not much of a collector myself.
http://www.w3.org/ns/prov#wasQuotedFrom	airliners.net