About: http://webisa.webdatacommons.org/137402972

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	Public and personal hygiene were extremely poor, diseases such as tuberculosis and syphilis were widespread, and the population was in decline.
http://www.w3.org/ns/prov#wasQuotedFrom	britannica.com