PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • Bevacizuman, which is currently an extremely expensive drug, has been shown to be effective in other diseases, including ovarian cancer.
http://www.w3.org/ns/prov#wasQuotedFrom
  • kurzweilai.net