About: http://webisa.webdatacommons.org/429500955

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	it is been investigated by a number of airlines, as Neil suggested... however, the PW4098 is a fuel hog, and no airline other than KE has found its economics acceptable.
http://www.w3.org/ns/prov#wasQuotedFrom	airliners.net