[ num ] sp capword , sp capword . sp upword sp capword sp capword sp - sp caplet sp capword sp capword sp [ capword ] sp / capword sp capword , sp capword sp capword , sp capword sp caplet . sp capword . sp — sp [ caplet . sp smallet . ] sp : sp capword , year . sp — sp upword : sp num . sp — sp upword : sp othword : / / othword . othword / num . num / num .