About: http://webisa.webdatacommons.org/276969656

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	The MD-80's will likely be replaced with 737-600's and 700's, yes they are still young but as you pointed out, the oldest one is over 15 years old already, the first one entered service in 1984.
http://www.w3.org/ns/prov#wasQuotedFrom	airliners.net