PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • The Europeans did not have the expertise or knowledge to produce thin ???chinaware.??? Finally, Johann Friedrich Bottger (who was actually an alchemist in search of gold), discovered a method of making porcelain around the year 1705, which allowed factories such as Meissen and others to begin the production of properly made china.
http://www.w3.org/ns/prov#wasQuotedFrom
  • worthpoint.com