PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • Experiments conducted by NIEHS researchers show that phenolphthalein, a widely used laxative, cause ovarian and other cancers in laboratory rats and mice.
http://www.w3.org/ns/prov#wasQuotedFrom
  • nih.gov