PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • The students didn???t realize their school bus was a science project in itself, part of a nine-year effort to reduce school bus pollution.
http://www.w3.org/ns/prov#wasQuotedFrom
  • startribune.com