PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • Surface modification is a common reaction process, for example, in the modification of toner additive surface such as SiO2, TiO2, TiO(OH)2, Al2O3, etc.
http://www.w3.org/ns/prov#wasQuotedFrom
  • google.fr