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