About: http://webisa.webdatacommons.org/415604422

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 airlines, such as SQ are already replacing their 747-400s in passenger service with 777s, freeing up older 744s to be available for cheap conversion to freighters.
http://www.w3.org/ns/prov#wasQuotedFrom	airliners.net