PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • The chemical is a peptide that blocks sites on the tooth surface used by the pathogen Streptococcus mutans.
http://www.w3.org/ns/prov#wasQuotedFrom
  • newscientist.com