PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • Whilst natural is hard to define as some natural substances are poisonous, the easiest way to tell if a product is natural is to read the label and look at the ingredients - synthetic preservatives, phthalates and silicones are a few of the chemicals you will not find in natural skin care products.
http://www.w3.org/ns/prov#wasQuotedFrom
  • johnlewis.com