PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • Pan American is engaged in the production and sale of silver, gold and other base metals including copper, lead and zinc as well as other related activities, including exploration, extraction, processing, refining and reclamation.
http://www.w3.org/ns/prov#wasQuotedFrom
  • gurufocus.com