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