PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • Some examples of suitable bases are alkali metal hydroxides such as sodium hydroxide and potassium hydroxide; alkali'metal alkoxides such as sodium methoxide and potassium methoxide; alkali metal carbonates such as sodium carbonate and potassium carbonate; and tertiary amines such as triethylamine and tributylamine.
http://www.w3.org/ns/prov#wasQuotedFrom
  • google.com