PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • In one embodiment, in a simple rule condition, a simple_rule_expression is one of the following: (1) table column; (2) variable; (3) variable attribute; and (4) method result, where the method takes no arguments and the method result can be returned by the variable method function so that the expression is a numerical or character type.
http://www.w3.org/ns/prov#wasQuotedFrom
  • google.com