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