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