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