About: http://webisa.webdatacommons.org/430259067

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	With its overpopulation, bad sanitation, and out-of-control housing, London was a breeding ground for bacteria and disease, and death was common.
http://www.w3.org/ns/prov#wasQuotedFrom	pbs.org