PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • In modern history, the development and widespread availability of hygienic methods, such as the use of cleansing agents or detergents and water, has significantly enhanced both social and economic progress.
http://www.w3.org/ns/prov#wasQuotedFrom
  • jamanetwork.com