PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • Now, in this sort of situation, which resembles real research in mathematics, often the hardest thing is to decide whether one should attempt to prove a result or to look for a counter-example.
http://www.w3.org/ns/prov#wasQuotedFrom
  • mathforum.org