PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • For crushing or grinding materials such as silicate, cement, refractory material, fertilizer and various kinds of ores, ball mills are the right equipment for the job.
http://www.w3.org/ns/prov#wasQuotedFrom
  • newswire.com