PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • At that time, Bechstein was patronized by the tsars of Russia, the royal families of Spain, Belgium, the Netherlands, Italy, Sweden, Norway, Austria and Denmark, and other royalty and aristocracy.[5] The list of royal clients of Bechstein may be found on the soundboard of vintage Bechstein pianos made before the Second World War.
http://www.w3.org/ns/prov#wasQuotedFrom
  • wikipedia.org