PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • ???Many studies have been conducted and books written about the disparity in achievement of various subgroups of students in the United States,??? Allemand said. ???While there is no consensus from these studies, most agree that the causes are complex and include factors such as persistent poverty and cultural differences.
http://www.w3.org/ns/prov#wasQuotedFrom
  • heraldguide.com