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