About: http://webisa.webdatacommons.org/291485836

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	Conflict minerals is a new area, which is looking at tin, tantalum, tungsten and gold.
http://www.w3.org/ns/prov#wasQuotedFrom	ptc.com