About: http://webisa.webdatacommons.org/366710320

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	In any case, building runways is the most difficult thing, much more than building terminals (I am talking from a purely political point of view, which is all that matters in airport expansion).
http://www.w3.org/ns/prov#wasQuotedFrom	airliners.net