About: http://webisa.webdatacommons.org/213568644

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	Open tools such as Google Earth can be used to create mashups in which data sets are superimposed for purposes of visualization or calibration.
http://www.w3.org/ns/prov#wasQuotedFrom	nasa.gov