PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • Herbert did not say that DDT resistance was a problem in the general US bed bug population in the 1940s but that:
http://www.w3.org/ns/prov#wasQuotedFrom
  • scienceblogs.com