About: http://webisa.webdatacommons.org/13844386

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	The exhaustive use of aqueducts and fresh running water, including toilets and sewer systems, prevented the proliferation of many standing water based diseases, and also washed away wastes away from heavily populated areas.
http://www.w3.org/ns/prov#wasQuotedFrom	unrv.com