About: http://webisa.webdatacommons.org/235319489

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	Empedocles discovered air was a separate thing by flipping over a bucket in water and watching the bubbles
http://www.w3.org/ns/prov#wasQuotedFrom	abovetopsecret.com