About: http://webisa.webdatacommons.org/97392136

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	Examples include naturally occurring elements, such as copper, lead, mercury, and nitrate.
http://www.w3.org/ns/prov#wasQuotedFrom	illinois.edu