PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • Cationic materials, for example, may be useful in attaching to Gram negative bacteria or other microbes with a negative surface charge.
http://www.w3.org/ns/prov#wasQuotedFrom
  • google.com