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