PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • I was feeling worse with each passing week, and by late August 1995 my doctor agreed that a visit to a psychiatrist might be of help, especially if these episodes were related to depression.
http://www.w3.org/ns/prov#wasQuotedFrom
  • virtualtrials.org