About: http://webisa.webdatacommons.org/409958168

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	This allows comparisons of different areas and places for the same information, and examination of how two or more types of information vary together geographically.
http://www.w3.org/ns/prov#wasQuotedFrom	popcenter.org