PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • Caffeine is a stimulant which initially speeds up neurotransmission, raises the amount of serotonin, and temporarily elevates mood.
http://www.w3.org/ns/prov#wasQuotedFrom
  • parkinson.org