[ capword ( year ) ] sp capword , sp caplet . sp ( year ) . sp capword - othword sp othword sp othword sp othword - othword sp othword sp othword . capword sp othword sp othword sp upword sp , sp num sp ( num ) , sp num – num . sp upword sp othword : / / othword . othword . othword / num . num / num . capword - othword sp othword , sp othword .