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