PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • Invariably in most people, the lights lead to less sleep and chronic insomnia, which leads to needless and potentially dangerous drugs and a large variety of health problems, including cancer.
http://www.w3.org/ns/prov#wasQuotedFrom
  • mercola.com