About: http://webisa.webdatacommons.org/81567399

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	I know it is boring, but it is worth including some of the comments from the Clean Air Scientific Advisory Board, if only because it give a good sense of the wrangling the ensues when EPA writes any sort of document.
http://www.w3.org/ns/prov#wasQuotedFrom	blogspot.com