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