PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • Although third-party websites can obtain non-IDX listing feeds directly from brokers, or from MLSs and other listing aggregators, brokers usually have the right to ???opt out??? of having their listings appear on those sites (thanks to its ties to NAR, realtor.com gets listings from most of the nation???s roughly 950 MLSs, although a few brokers have opted out of providing listings to the site).
http://www.w3.org/ns/prov#wasQuotedFrom
  • inman.com