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