def match_relationship_id(self, relationship_id=None, match=None):
raise Unimplemented()<EOL>
Matches an object that has the given relationship.

        arg:    relationship_id (osid.id.Id): a relationship ``Id``
        arg:    match (boolean): ``true`` for a positive match,
                ``false`` for a negative match
        raise:  NullArgument - ``relationship_id`` is ``null``
        *compliance: mandatory -- This method must be implemented.*