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