@abc.abstractmethod<EOL><INDENT>def get_relationship_query_from_inspector(self, relationship_query_inspector):<DEDENT>
return<EOL>
Gets a relationship query from an inspector.

        :param relationship_query_inspector: a relationship query inspector
        :type relationship_query_inspector: ``osid.relationship.RelationshipQueryInspector``
        :return: the relationship query
        :rtype: ``osid.relationship.RelationshipQuery``
        :raise: ``NullArgument`` -- ``relatinship_query_inspector`` is ``null``
        :raise: ``Unsupported`` -- ``relationship_query_inspector`` is not of this service

        *compliance: mandatory -- This method must be implemented.*