PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • In fact, headache is the most common cause of pain that prompts patients to consult their GP. Even children get headaches, some well before the age of ten.
http://www.w3.org/ns/prov#wasQuotedFrom
  • health24.com