[ num ] sp capword sp caplet . sp caplet sp othword sp othword sp othword sp othword sp othword sp othword sp othword sp othword sp othword . sp capword : sp capword , capword , sp othword . sp capword sp othword sp othword sp capword sp capword sp capword sp othword sp capword . capword , sp capword : sp capword ; sp year . sp smallet . sp num - num .