PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • And it provides cavities for electrical wiring, plumbing, heating ductwork, insulation, and other utilities.Though most walls are framed with 2-by-4 wall studs, 2 by 6s are used to provide more strength and/or larger cavities to house the various utilities.
http://www.w3.org/ns/prov#wasQuotedFrom
  • remodelguide.com