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