PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • According to the Pew Internet and American Life Project, 87 percent of 12- to 17-year-olds, or 21 million children, are regularly online ??? 11 million at least once a day ??? and so the figures go for pages: 75 percent use instant messaging (82 percent of them by seventh grade) and 84 percent own mobile phones and iPods (in a hierarchy of cool colors) as well as laptops, BlackBerrys and other PDA
http://www.w3.org/ns/prov#wasQuotedFrom
  • taipeitimes.com