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