PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • I have not used other methods of parsing HTML very much, well except for regular expressions, but I find that processing them as trees is easy and safe.
http://www.w3.org/ns/prov#wasQuotedFrom
  • perlmonks.org