PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • Also called Celebrate Bisexuality Day, the date???Sept. 23???has gained traction over the last two decades and is now observed, though not usually officially recognized, in several major American cities, including Los Angeles, Boston, and San Francisco.
http://www.w3.org/ns/prov#wasQuotedFrom
  • thedailybeast.com