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