About: http://webisa.webdatacommons.org/311012988

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	The purpose of the United States Naval Observatory is to discover the exact position and motion of the Earth, sun, moon, planets, stars and other space objects.
http://www.w3.org/ns/prov#wasQuotedFrom	factbites.com