About: http://webisa.webdatacommons.org/228427189

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	A1 though the mine f i l e s are a potentially valuable resource, the f i l e s are
http://www.w3.org/ns/prov#wasQuotedFrom	azlibrary.gov