About: http://webisa.webdatacommons.org/173788515

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 fact is, air quality is a problem that Pittsburgh knows how to fix ??? or used to.
http://www.w3.org/ns/prov#wasQuotedFrom	gasp-pgh.org