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