PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • Effect is a noun, whereas affect is a verb -- except when affect is used to describe mood, etc. -- e.g., He had a flat affect.
http://www.w3.org/ns/prov#wasQuotedFrom
  • washingtonpost.com