[ num ] sp capword sp capword sp capword sp capword : sp capword sp othword sp capword sp capword sp capword , sp capword sp capword [ capword ] sp / sp capword . sp othword sp caplet . sp caplet . sp capword , sp capword sp capword . sp — sp [ caplet . sp smallet . ] sp : sp upword sp capword , sp year . sp — sp upword : sp num - num - num - year - num .