PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • Estrogens such as estrone, 17 ??-estradiol, ethinyl estradiol, and diethyl stilbesterol;
http://www.w3.org/ns/prov#wasQuotedFrom
  • google.ca