PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • A glass structure near the center of the site will allow visitors to look down 10 feet to see the archaeological remains of the house's kitchen, where Washington's enslaved labored; an underground passage used by the slaves and other servants; and a bow window designed by Washington and thought by some to be inspiration for the oval rooms of the White House.
http://www.w3.org/ns/prov#wasQuotedFrom
  • ushistory.org