PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • When the operating system detects that the user has not utilized an input device, such as a computer keyboard or a mouse or other pointing device, for a predetermined length of time, the operating system activates the screen saver program.
http://www.w3.org/ns/prov#wasQuotedFrom
  • google.com.au