About: http://webisa.webdatacommons.org/147283183

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 users are exposed to an environment tainted with problems, such as dust, air pollution, cigarette smoke, or the like.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com