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