PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • This year, when I asked my students ???What is an advertisement???? and heard only crickets, I asked a second question, ???Is this an advertisement???? I held up my phone and said, ???This phone is terrible.
http://www.w3.org/ns/prov#wasQuotedFrom
  • yalechina.org