About: http://webisa.webdatacommons.org/403552949

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	For example, you could say that gravity is a fact because when you let something go, you can observe it falling to the ground.
http://www.w3.org/ns/prov#wasQuotedFrom	scienceray.com