PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • The thing about graph theory (and combinatorics more generally, although it is especially true for graph theory) is that the basic definitions are very simple, and there is a lot of interesting math you can do without using anything but the basics.
http://www.w3.org/ns/prov#wasQuotedFrom
  • mathoverflow.net