PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • One study by researchers at the University of California at Irvine monitored interruptions among office workers; they found that workers took an average of twenty-five minutes to recover from interruptions such as phone calls or answering e-mail and return to their original task.
http://www.w3.org/ns/prov#wasQuotedFrom
  • thenewatlantis.com