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