PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • Alkali metal cyanides and alkali metal cyanates, such as sodium cyanide, potassium cyanide, sodium cyanate and potassium
http://www.w3.org/ns/prov#wasQuotedFrom
  • patents.com