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