PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • Navigation in a series of screens is attained by the user's selection between three boxes: 80, 82, and 84, comprising ???Back???, ???Next???, and ???Exit???, respectively, with corresponding function among the screens, such as proceeding backwards or forwards in the series.
http://www.w3.org/ns/prov#wasQuotedFrom
  • google.com