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