About: http://webisa.webdatacommons.org/434409376

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	To enable an [135/136] animal heavier than the air to support itself against the Force of Gravity, it must be enabled to strike the air downwards with such force as to occasion are bound upwards of corresponding power.
http://www.w3.org/ns/prov#wasQuotedFrom	victorianweb.org