PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • In that region, the "switchback section that connects the other two is an unstable equilibrium while the other two are stable.
http://www.w3.org/ns/prov#wasQuotedFrom
  • mathoverflow.net