PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • He recognized that, while most of the academic materials for postgraduate study were readily available in print and countless digital sources, transformation is a process that requires interaction, give and take, the fruitful work of iron sharpening iron.
http://www.w3.org/ns/prov#wasQuotedFrom
  • iws.edu