About: http://webisa.webdatacommons.org/421250528

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	In geodesy, as well as in cartography and navigation, two types of datum must
http://www.w3.org/ns/prov#wasQuotedFrom	google.com