About: http://webisa.webdatacommons.org/147910452

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	That way flapping depends on feeding current to a material, rather than relying on a motor, gears and other moving parts.
http://www.w3.org/ns/prov#wasQuotedFrom	iastate.edu