About: http://webisa.webdatacommons.org/143313238

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 the past, various approaches have been taken to attenuate the vortices produced by flaps and other lifting surfaces.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com