PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • 30 min. break - have the subject perform another task unrelated to driving such as crossword puzzles or other games.
http://www.w3.org/ns/prov#wasQuotedFrom
  • education.com