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