PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • Examples of the anionic group chemically bonded directly or through another atomic group to the surface of the pigment particle include ???COOM, ???SO3M, ???PO3HM and ???PO3M2 (in these formulae, M is a hydrogen atom, alkali metal, ammonium or organic ammonium).
http://www.w3.org/ns/prov#wasQuotedFrom
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