PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • Both water and milk kefir grains are a symbiotic culture of bacteria and yeast held in a polymer created by the bacteria.
http://www.w3.org/ns/prov#wasQuotedFrom
  • mothering.com