PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • You are probably aware that the image is a reference to the U.S. Supreme Court's oral arguments on the Hollingsworth vs. Perry case that seeks to overturn California's same-sex marriage ban, because people posting it usually write some sort of missive about gay marriage.
http://www.w3.org/ns/prov#wasQuotedFrom
  • allvoices.com