PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • Ritalin is a potentially dangerous ???class 2??? narcotic, regulated by the Drug Enforcement Agency as a controlled substance because it can lead to dependence; other side effects include psychotic symptoms, hostility, delayed growth, heart problems and more
http://www.w3.org/ns/prov#wasQuotedFrom
  • mercola.com