PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • Languages like ruby, where everything is an object, can be particularly confusing on this issue, as ruby only has one type (an object), but the ruby standard library has classes which allow you to create an integer object, string object, etc.
http://www.w3.org/ns/prov#wasQuotedFrom
  • alanstorm.com