PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • The format is file_object = open(filename, mode) where file_object is the variable to put the file object, filename is a string with the filename, and mode is rt to read a file as text or wt to write a file as text (and a few others we will skip here).
http://www.w3.org/ns/prov#wasQuotedFrom
  • wikibooks.org