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