PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • During their long collaboration, Hitchings and Elion produced a number of effective drugs to treat a variety of illnesses, including leukemia, gout, malaria, and herpes.
http://www.w3.org/ns/prov#wasQuotedFrom
  • chemheritage.org