PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • The vaccine is highly effective against four types of the HPV virus, including two that cause about 70 percent of cervical cancer.
http://www.w3.org/ns/prov#wasQuotedFrom
  • immunize.org