PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • Dirt and debris may collect in your ventilation system blocking ductwork and key components of the furnace, including the evaporator coil and blower.
http://www.w3.org/ns/prov#wasQuotedFrom
  • stanleysteemer.com