PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • Not suitable for gas appliances and must not have grilles or flaps obstructed designed for products such as ventilation and extraction fans, etc.
http://www.w3.org/ns/prov#wasQuotedFrom
  • screwfix.com