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