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