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