PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • t that mail delivery vehicles have difficulty in approaching close enough to the mail receptacle for the delivery or pickup of mail; 4. they are difficult to install adequately on posts or other supports; 5. their doors have been poorly designed so as to be difficult to open and close, or to inadequately prevent moisture from entering the mail receptacle; 6. they have been complicated in construct
http://www.w3.org/ns/prov#wasQuotedFrom
  • freepatentsonline.com