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