PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • The Higgs boson is a key component of the standard model of particle physics, which explains all the known particles and forces except gravity.
http://www.w3.org/ns/prov#wasQuotedFrom
  • newscientist.com