PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • However, what is relatively unknown to most of them is that there is a great chemical technology library, museum and a center for scholars less than three blocks away called the Chemical Heritage Foundation.
http://www.w3.org/ns/prov#wasQuotedFrom
  • chemheritage.org