About: http://webisa.webdatacommons.org/80349082

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	If an airplane is a engineering marvel of harnessing natural forces, the helicopter is a brute force device to accomplish nearly the same thing.
http://www.w3.org/ns/prov#wasQuotedFrom	cbaontheweb.org