PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • Many instructors in later math classes come to hate FOIL because it serves mostly to confuse students when they reach more advanced topics.
http://www.w3.org/ns/prov#wasQuotedFrom
  • purplemath.com