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