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