About: http://webisa.webdatacommons.org/429225286

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	Ozone is clearly one of the worst offenders, especially in cities such as Houston, Los Angeles, Baltimore, New York, Philadelphia, Washington, D.C., and Toronto.
http://www.w3.org/ns/prov#wasQuotedFrom	umich.edu