About: http://webisa.webdatacommons.org/255349620

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	Second, the more familiar of the international units, such as meters and kilograms, we have used alone.
http://www.w3.org/ns/prov#wasQuotedFrom	nasa.gov