[ num ] sp capword sp capword sp othword sp capword sp caplet . sp capword sp ( othword . ) , sp capword sp othword sp othword sp num othword sp othword sp othword sp othword othword sp othword . sp othword , sp othword , sp othword , sp othword sp num - num , sp year . sp othword sp num : sp capword , sp capword capword , sp year .