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