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