About: http://webisa.webdatacommons.org/393703072

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	I do not think I have ever been on a BA 747 where the cockpit door was closed in flight - sometimes there is a curtain dividing off the entire forward area of the upper deck but usually you can sort of wander up.
http://www.w3.org/ns/prov#wasQuotedFrom	airliners.net