[ num ] sp capword sp smallet othword sp othword sp capword sp year , sp capword , sp capword , sp capword , sp capword sp othword capword sp othword sp num . - num . sp caplet othword sp year sp othword sp caplet othword sp [ capword ] sp / sp capword . sp othword sp capword sp capword , sp capword sp capword othword sp capword , sp capword sp capword sp [ othword sp othword . ] . 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 .