PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • Compounds such as magnesium oxide, calcium oxide, barium oxide, magnesium hydroxide, calcium hydroxide, barium hydroxide, magnesium chloride, calcium nitrate, calcium alcoholates, magnesium alcoholates, and magnesium polyethoxyalcoholates can all be used to prepare the highly reactive compounds of this invention.
http://www.w3.org/ns/prov#wasQuotedFrom
  • google.fr