PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • The superTmatik deck consists of 54 cards, on the face of each card, there are ten maths calculations, which are identified by letters A - J. Letter A is always an addition, B is always a subtraction, C is an addition followed by a subtraction, and so on.
http://www.w3.org/ns/prov#wasQuotedFrom
  • mathisfunforum.com