PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • (c )If 3 coffees and a 2 muffins costs ???9 and 2 coffees and 4 muffins costs ???10, how much is a coffee and how much is a muffin?
http://www.w3.org/ns/prov#wasQuotedFrom
  • mathsweek.ie