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