PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • There???s a third alternative ??? some animals including insects and migratory birds can sense polarised light from the sun and use it to navigate.
http://www.w3.org/ns/prov#wasQuotedFrom
  • nationalgeographic.com