[ num ] sp capword sp upword . sp capword sp othword sp othword . sp othword . sp ( capword : sp capword ) : sp smallet sp othword sp othword sp othword othword sp othword sp othword sp othword sp othword sp othword sp capword sp capword . sp capword sp othword sp othword sp capword sp capword capword sp othword sp othword sp capword sp capword . sp year ; num ( num ) : num - num .