About: http://webisa.webdatacommons.org/145710832

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	If the property is a good one, some spots may be rich; some will be lower grade but still rich enough to be profitable; but many will be too low-grade to work profitably.
http://www.w3.org/ns/prov#wasQuotedFrom	icmj.com