About: http://webisa.webdatacommons.org/202608806

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	Preferably, the sail includes regulating means such as an elevator which is adapted to change the angle of attack of the aerofoil shaped body.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com