PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • Versatility - Blackens many different types of metals including cast iron, forged steels, mild steels, hardened steels and powdered metals.
http://www.w3.org/ns/prov#wasQuotedFrom
  • epi.com