def nextId(self):
        """ Shortcut for getting the following passage identifier

        :rtype: CtsReference
        :returns: Following passage reference
        """
        if self._next_id is False:
            # Request the next urn
            self._prev_id, self._next_id = self.getPrevNextUrn(reference=self.urn.reference)
        return self._next_id
def nextId ( self ) : if self . _next_id is False : self . _prev_id , self . _next_id = self . getPrevNextUrn ( reference = self . urn . reference ) return self . _next_id
Shortcut for getting the following passage identifier

        :rtype: CtsReference
        :returns: Following passage reference