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