About: http://webisa.webdatacommons.org/149215176

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 developing countries, millions of people still have inadequate access to drinking water and usually have to use sources such as streams and lakes which are polluted with dangerous parasites, toxins, or suspended solids.
http://www.w3.org/ns/prov#wasQuotedFrom	tuvie.com