PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • A digit or letter is a word character, escaping a digit refers to a previous match, escaping a letter can match an unprintable character, like a newline (\n), tab ( ) or word boundary (\b), or a a set of characters, like any word-character (\w), any non-word character (\W).
http://www.w3.org/ns/prov#wasQuotedFrom
  • stackoverflow.com