PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • They also discovered even small doses of caffeine, which is already used in some medicines such as aspirin and paracetamol, can have a strong pain-killing effect.
http://www.w3.org/ns/prov#wasQuotedFrom
  • metro.co.uk