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