PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • His laboratory used standard tests to see whether the compounds inhibited enzymes targeted by painkillers such as aspirin and ibuprofen.
http://www.w3.org/ns/prov#wasQuotedFrom
  • newscientist.com