About: http://webisa.webdatacommons.org/384667032

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	It uses a hierarchical layering system to organize GPS data, maps, and other layer types with spatial data, such as coordinate lines.
http://www.w3.org/ns/prov#wasQuotedFrom	tuxradar.com