PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • There is a rare treat for US observers on 20 May 2012 when an annular eclipse is visible from parts of seven western US states, with a partial eclipse visible across much of North America, except for areas near and along the Atlantic coast.
http://www.w3.org/ns/prov#wasQuotedFrom
  • astronomynow.com