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