PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • Preferably, the ionic material is a monovalent inorganic or organic base such as amines, sodium hydroxide, ammonium hydroxide, potassium hydroxide, lithium hydroxide, and the like.
http://www.w3.org/ns/prov#wasQuotedFrom
  • google.com.au