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